Merge "DO NOT MERGE Revert "Logging for catching memory issue in Parcel"" into oc-dev
diff --git a/cmds/atrace/Android.bp b/cmds/atrace/Android.bp
index 4f1065f..6c5869a 100644
--- a/cmds/atrace/Android.bp
+++ b/cmds/atrace/Android.bp
@@ -16,9 +16,6 @@
"libz",
"libbase",
],
- static_libs: [
- "libpdx_default_transport",
- ],
init_rc: ["atrace.rc"],
diff --git a/cmds/atrace/atrace.cpp b/cmds/atrace/atrace.cpp
index ed53af1..6cfbed9 100644
--- a/cmds/atrace/atrace.cpp
+++ b/cmds/atrace/atrace.cpp
@@ -41,7 +41,6 @@
#include <hidl/ServiceManagement.h>
#include <cutils/properties.h>
-#include <pdx/default_transport/service_utility.h>
#include <utils/String8.h>
#include <utils/Timers.h>
#include <utils/Tokenizer.h>
@@ -49,7 +48,6 @@
#include <android-base/file.h>
using namespace android;
-using pdx::default_transport::ServiceUtility;
using std::string;
#define NELEM(x) ((int) (sizeof(x) / sizeof((x)[0])))
@@ -450,8 +448,8 @@
return false;
}
- char buf[100];
- ssize_t n = read(fd, buf, 99);
+ char buf[4097];
+ ssize_t n = read(fd, buf, 4096);
close(fd);
if (n == -1) {
fprintf(stderr, "error reading %s: %s (%d)\n", k_traceClockPath,
@@ -475,38 +473,13 @@
return strcmp(mode, start) == 0;
}
-// Read the trace_clock sysfs file and return true if it contains the requested
-// value. The trace_clock file format is:
-// local [global] counter uptime perf
-static bool traceClockContains(const char *mode)
-{
- int fd = open((g_traceFolder + k_traceClockPath).c_str(), O_RDONLY);
- if (fd == -1) {
- fprintf(stderr, "error opening %s: %s (%d)\n", k_traceClockPath,
- strerror(errno), errno);
- return false;
- }
-
- char buf[100];
- ssize_t n = read(fd, buf, 99);
- close(fd);
- if (n == -1) {
- fprintf(stderr, "error reading %s: %s (%d)\n", k_traceClockPath,
- strerror(errno), errno);
- return false;
- }
- buf[n] = '\0';
-
- return strstr(buf, mode) != NULL;
-}
-
-// Set the clock to the best available option while tracing. Use 'boot' if it's
-// available; otherwise, use 'mono'.
+// Enable or disable the kernel's use of the global clock. Disabling the global
+// clock will result in the kernel using a per-CPU local clock.
// Any write to the trace_clock sysfs file will reset the buffer, so only
// update it if the requested value is not the current value.
-static bool setClock()
+static bool setGlobalClockEnable(bool enable)
{
- const char* clock = traceClockContains("boot") ? "boot" : "mono";
+ const char *clock = enable ? "global" : "local";
if (isTraceClock(clock)) {
return true;
@@ -808,7 +781,7 @@
ok &= setCategoriesEnableFromFile(g_categoriesFile);
ok &= setTraceOverwriteEnable(g_traceOverwrite);
ok &= setTraceBufferSizeKB(g_traceBufferSizeKB);
- ok &= setClock();
+ ok &= setGlobalClockEnable(true);
ok &= setPrintTgidEnableIfPresent(true);
ok &= setKernelTraceFuncs(g_kernelTraceFuncs);
@@ -841,7 +814,6 @@
ok &= setAppCmdlineProperty(&packageList[0]);
ok &= pokeBinderServices();
pokeHalServices();
- ok &= ServiceUtility::PokeServices();
// Disable all the sysfs enables. This is done as a separate loop from
// the enables to allow the same enable to exist in multiple categories.
@@ -879,11 +851,11 @@
setTagsProperty(0);
clearAppProperties();
pokeBinderServices();
- ServiceUtility::PokeServices();
// Set the options back to their defaults.
setTraceOverwriteEnable(true);
setTraceBufferSizeKB(1);
+ setGlobalClockEnable(false);
setPrintTgidEnableIfPresent(false);
setKernelTraceFuncs(NULL);
}
diff --git a/cmds/atrace/atrace.rc b/cmds/atrace/atrace.rc
index cfd2659..cef41be 100644
--- a/cmds/atrace/atrace.rc
+++ b/cmds/atrace/atrace.rc
@@ -124,10 +124,6 @@
write /sys/kernel/debug/tracing/tracing_on 0
write /sys/kernel/tracing/tracing_on 0
- # Set the trace clock to boot if it exists, falling back to mono if not.
- write /d/tracing/trace_clock mono
- write /d/tracing/trace_clock boot
-
# Allow only the shell group to read and truncate the kernel trace.
chown root shell /sys/kernel/debug/tracing/trace
chown root shell /sys/kernel/tracing/trace
diff --git a/cmds/cmd/cmd.cpp b/cmds/cmd/cmd.cpp
index 73d274f..7e05d72 100644
--- a/cmds/cmd/cmd.cpp
+++ b/cmds/cmd/cmd.cpp
@@ -123,6 +123,13 @@
{
signal(SIGPIPE, SIG_IGN);
sp<ProcessState> proc = ProcessState::self();
+ // setThreadPoolMaxThreadCount(0) actually tells the kernel it's
+ // not allowed to spawn any additional threads, but we still spawn
+ // a binder thread from userspace when we call startThreadPool().
+ // This is safe because we only have 2 callbacks, neither of which
+ // block.
+ // See b/36066697 for rationale
+ proc->setThreadPoolMaxThreadCount(0);
proc->startThreadPool();
sp<IServiceManager> sm = defaultServiceManager();
diff --git a/cmds/dumpstate/dumpstate.cpp b/cmds/dumpstate/dumpstate.cpp
index 5dad511..f84d86d 100644
--- a/cmds/dumpstate/dumpstate.cpp
+++ b/cmds/dumpstate/dumpstate.cpp
@@ -998,13 +998,8 @@
for_each_tid(show_wchan, "BLOCKED PROCESS WAIT-CHANNELS");
for_each_pid(show_showtime, "PROCESS TIMES (pid cmd user system iowait+percentage)");
- if (true) {
- // TODO: temporary disabled because /data/misc/bluetooth/logs/btsnoop_hci.log can be huge
- MYLOGD("Skipping /data/misc/bluetooth/logs");
- } else {
- /* Dump Bluetooth HCI logs */
- ds.AddDir("/data/misc/bluetooth/logs", true);
- }
+ /* Dump Bluetooth HCI logs */
+ ds.AddDir("/data/misc/bluetooth/logs", true);
if (!ds.do_early_screenshot_) {
MYLOGI("taking late screenshot\n");
diff --git a/cmds/installd/CacheItem.cpp b/cmds/installd/CacheItem.cpp
index 17eb7ff..515f915 100644
--- a/cmds/installd/CacheItem.cpp
+++ b/cmds/installd/CacheItem.cpp
@@ -67,6 +67,7 @@
}
int CacheItem::purge() {
+ int res = 0;
auto path = buildPath();
if (directory) {
FTS *fts;
@@ -88,29 +89,47 @@
break;
case FTS_F:
if (p->fts_parent->fts_number) {
- truncate(p->fts_path, 0);
+ if (truncate(p->fts_path, 0) != 0) {
+ PLOG(WARNING) << "Failed to truncate " << p->fts_path;
+ res = -1;
+ }
} else {
- unlink(p->fts_path);
+ if (unlink(p->fts_path) != 0) {
+ PLOG(WARNING) << "Failed to unlink " << p->fts_path;
+ res = -1;
+ }
}
break;
case FTS_DEFAULT:
case FTS_SL:
case FTS_SLNONE:
- unlink(p->fts_path);
+ if (unlink(p->fts_path) != 0) {
+ PLOG(WARNING) << "Failed to unlink " << p->fts_path;
+ res = -1;
+ }
break;
case FTS_DP:
- rmdir(p->fts_path);
+ if (rmdir(p->fts_path) != 0) {
+ PLOG(WARNING) << "Failed to rmdir " << p->fts_path;
+ res = -1;
+ }
break;
}
}
- return 0;
} else {
if (tombstone) {
- return truncate(path.c_str(), 0);
+ if (truncate(path.c_str(), 0) != 0) {
+ PLOG(WARNING) << "Failed to truncate " << path;
+ res = -1;
+ }
} else {
- return unlink(path.c_str());
+ if (unlink(path.c_str()) != 0) {
+ PLOG(WARNING) << "Failed to unlink " << path;
+ res = -1;
+ }
}
}
+ return res;
}
} // namespace installd
diff --git a/cmds/installd/CacheTracker.cpp b/cmds/installd/CacheTracker.cpp
index 4bfc834..e293948 100644
--- a/cmds/installd/CacheTracker.cpp
+++ b/cmds/installd/CacheTracker.cpp
@@ -51,22 +51,12 @@
}
void CacheTracker::loadStats() {
- int cacheGid = multiuser_get_cache_gid(mUserId, mAppId);
- if (cacheGid != -1 && !mQuotaDevice.empty()) {
- ATRACE_BEGIN("loadStats quota");
- struct dqblk dq;
- if (quotactl(QCMD(Q_GETQUOTA, GRPQUOTA), mQuotaDevice.c_str(), cacheGid,
- reinterpret_cast<char*>(&dq)) != 0) {
- ATRACE_END();
- if (errno != ESRCH) {
- PLOG(ERROR) << "Failed to quotactl " << mQuotaDevice << " for GID " << cacheGid;
- }
- } else {
- cacheUsed = dq.dqb_curspace;
- ATRACE_END();
- return;
- }
+ ATRACE_BEGIN("loadStats quota");
+ cacheUsed = 0;
+ if (loadQuotaStats()) {
+ return;
}
+ ATRACE_END();
ATRACE_BEGIN("loadStats tree");
cacheUsed = 0;
@@ -79,6 +69,36 @@
ATRACE_END();
}
+bool CacheTracker::loadQuotaStats() {
+ int cacheGid = multiuser_get_cache_gid(mUserId, mAppId);
+ int extCacheGid = multiuser_get_ext_cache_gid(mUserId, mAppId);
+ if (!mQuotaDevice.empty() && cacheGid != -1 && extCacheGid != -1) {
+ struct dqblk dq;
+ if (quotactl(QCMD(Q_GETQUOTA, GRPQUOTA), mQuotaDevice.c_str(), cacheGid,
+ reinterpret_cast<char*>(&dq)) != 0) {
+ if (errno != ESRCH) {
+ PLOG(ERROR) << "Failed to quotactl " << mQuotaDevice << " for GID " << cacheGid;
+ }
+ return false;
+ } else {
+ cacheUsed += dq.dqb_curspace;
+ }
+
+ if (quotactl(QCMD(Q_GETQUOTA, GRPQUOTA), mQuotaDevice.c_str(), extCacheGid,
+ reinterpret_cast<char*>(&dq)) != 0) {
+ if (errno != ESRCH) {
+ PLOG(ERROR) << "Failed to quotactl " << mQuotaDevice << " for GID " << cacheGid;
+ }
+ return false;
+ } else {
+ cacheUsed += dq.dqb_curspace;
+ }
+ return true;
+ } else {
+ return false;
+ }
+}
+
void CacheTracker::loadItemsFrom(const std::string& path) {
FTS *fts;
FTSENT *p;
diff --git a/cmds/installd/CacheTracker.h b/cmds/installd/CacheTracker.h
index 91692d7..44359b4 100644
--- a/cmds/installd/CacheTracker.h
+++ b/cmds/installd/CacheTracker.h
@@ -66,6 +66,7 @@
std::vector<std::string> mDataPaths;
+ bool loadQuotaStats();
void loadItemsFrom(const std::string& path);
DISALLOW_COPY_AND_ASSIGN(CacheTracker);
diff --git a/cmds/installd/InstalldNativeService.cpp b/cmds/installd/InstalldNativeService.cpp
index 49a3b23..f7d73b0 100644
--- a/cmds/installd/InstalldNativeService.cpp
+++ b/cmds/installd/InstalldNativeService.cpp
@@ -205,15 +205,20 @@
out << "installd is happy!" << endl;
{
- std::lock_guard<std::recursive_mutex> lock(mQuotaDevicesLock);
- out << endl << "Devices with quota support:" << endl;
- for (const auto& n : mQuotaDevices) {
+ std::lock_guard<std::recursive_mutex> lock(mMountsLock);
+ out << endl << "Storage mounts:" << endl;
+ for (const auto& n : mStorageMounts) {
+ out << " " << n.first << " = " << n.second << endl;
+ }
+
+ out << endl << "Quota reverse mounts:" << endl;
+ for (const auto& n : mQuotaReverseMounts) {
out << " " << n.first << " = " << n.second << endl;
}
}
{
- std::lock_guard<std::recursive_mutex> lock(mCacheQuotasLock);
+ std::lock_guard<std::recursive_mutex> lock(mQuotasLock);
out << endl << "Per-UID cache quotas:" << endl;
for (const auto& n : mCacheQuotas) {
out << " " << n.first << " = " << n.second << endl;
@@ -901,7 +906,7 @@
if (delete_dir_contents_and_dir(path, true) != 0) {
res = error("Failed to delete " + path);
}
- path = create_data_media_path(uuid_, userId);
+ path = findDataMediaPath(uuid, userId);
if (delete_dir_contents_and_dir(path, true) != 0) {
res = error("Failed to delete " + path);
}
@@ -952,13 +957,19 @@
FTSENT *p;
auto ce_path = create_data_user_ce_path(uuid_, user);
auto de_path = create_data_user_de_path(uuid_, user);
- char *argv[] = { (char*) ce_path.c_str(), (char*) de_path.c_str(), nullptr };
+ auto media_path = findDataMediaPath(uuid, user) + "/Android/data/";
+ char *argv[] = { (char*) ce_path.c_str(), (char*) de_path.c_str(),
+ (char*) media_path.c_str(), nullptr };
if (!(fts = fts_open(argv, FTS_PHYSICAL | FTS_NOCHDIR | FTS_XDEV, NULL))) {
return error("Failed to fts_open");
}
while ((p = fts_read(fts)) != NULL) {
if (p->fts_info == FTS_D && p->fts_level == 1) {
uid_t uid = p->fts_statp->st_uid;
+ if (multiuser_get_app_id(uid) == AID_MEDIA_RW) {
+ uid = (multiuser_get_app_id(p->fts_statp->st_gid) - AID_EXT_GID_START)
+ + AID_APP_START;
+ }
auto search = trackers.find(uid);
if (search != trackers.end()) {
search->second->addDataPath(p->fts_path);
@@ -967,7 +978,7 @@
multiuser_get_user_id(uid), multiuser_get_app_id(uid), device));
tracker->addDataPath(p->fts_path);
{
- std::lock_guard<std::recursive_mutex> lock(mCacheQuotasLock);
+ std::lock_guard<std::recursive_mutex> lock(mQuotasLock);
tracker->cacheQuota = mCacheQuotas[uid];
}
if (tracker->cacheQuota == 0) {
@@ -1089,10 +1100,13 @@
ALOGV("unlink %s\n", dex_path);
if (unlink(dex_path) < 0) {
- return error(StringPrintf("Failed to unlink %s", dex_path));
- } else {
- return ok();
+ // It's ok if we don't have a dalvik cache path. Report error only when the path exists
+ // but could not be unlinked.
+ if (errno != ENOENT) {
+ return error(StringPrintf("Failed to unlink %s", dex_path));
+ }
}
+ return ok();
}
struct stats {
@@ -1745,7 +1759,7 @@
int32_t userId, int32_t appId, int64_t cacheQuota) {
ENFORCE_UID(AID_SYSTEM);
CHECK_ARGUMENT_UUID(uuid);
- std::lock_guard<std::recursive_mutex> lock(mCacheQuotasLock);
+ std::lock_guard<std::recursive_mutex> lock(mQuotasLock);
int32_t uid = multiuser_get_uid(userId, appId);
mCacheQuotas[uid] = cacheQuota;
@@ -1983,8 +1997,6 @@
int idmap_fd = -1;
char idmap_path[PATH_MAX];
- struct stat target_apk_stat, overlay_apk_stat, idmap_stat;
- bool outdated = false;
if (flatten_path(IDMAP_PREFIX, IDMAP_SUFFIX, overlay_apk,
idmap_path, sizeof(idmap_path)) == -1) {
@@ -1992,22 +2004,8 @@
goto fail;
}
- if (stat(idmap_path, &idmap_stat) < 0 ||
- stat(target_apk, &target_apk_stat) < 0 ||
- stat(overlay_apk, &overlay_apk_stat) < 0) {
- outdated = true;
- } else if (idmap_stat.st_mtime < target_apk_stat.st_mtime ||
- idmap_stat.st_mtime < overlay_apk_stat.st_mtime) {
- outdated = true;
- }
-
- if (outdated) {
- unlink(idmap_path);
- idmap_fd = open(idmap_path, O_RDWR | O_CREAT | O_EXCL, 0644);
- } else {
- idmap_fd = open(idmap_path, O_RDWR);
- }
-
+ unlink(idmap_path);
+ idmap_fd = open(idmap_path, O_RDWR | O_CREAT | O_EXCL, 0644);
if (idmap_fd < 0) {
ALOGE("idmap cannot open '%s' for output: %s\n", idmap_path, strerror(errno));
goto fail;
@@ -2021,11 +2019,6 @@
goto fail;
}
- if (!outdated) {
- close(idmap_fd);
- return ok();
- }
-
pid_t pid;
pid = fork();
if (pid == 0) {
@@ -2219,9 +2212,10 @@
binder::Status InstalldNativeService::invalidateMounts() {
ENFORCE_UID(AID_SYSTEM);
- std::lock_guard<std::recursive_mutex> lock(mQuotaDevicesLock);
+ std::lock_guard<std::recursive_mutex> lock(mMountsLock);
- mQuotaDevices.clear();
+ mStorageMounts.clear();
+ mQuotaReverseMounts.clear();
std::ifstream in("/proc/mounts");
if (!in.is_open()) {
@@ -2231,17 +2225,25 @@
std::string source;
std::string target;
std::string ignored;
- struct dqblk dq;
while (!in.eof()) {
std::getline(in, source, ' ');
std::getline(in, target, ' ');
std::getline(in, ignored);
+#if !BYPASS_SDCARDFS
+ if (target.compare(0, 21, "/mnt/runtime/default/") == 0) {
+ LOG(DEBUG) << "Found storage mount " << source << " at " << target;
+ mStorageMounts[source] = target;
+ }
+#endif
+
+#if !BYPASS_QUOTA
if (source.compare(0, 11, "/dev/block/") == 0) {
+ struct dqblk dq;
if (quotactl(QCMD(Q_GETQUOTA, USRQUOTA), source.c_str(), 0,
reinterpret_cast<char*>(&dq)) == 0) {
- LOG(DEBUG) << "Found " << source << " with quota";
- mQuotaDevices[target] = source;
+ LOG(DEBUG) << "Found quota mount " << source << " at " << target;
+ mQuotaReverseMounts[target] = source;
// ext4 only enables DQUOT_USAGE_ENABLED by default, so we
// need to kick it again to enable DQUOT_LIMITS_ENABLED.
@@ -2255,15 +2257,29 @@
}
}
}
+#endif
}
return ok();
}
+std::string InstalldNativeService::findDataMediaPath(
+ const std::unique_ptr<std::string>& uuid, userid_t userid) {
+ std::lock_guard<std::recursive_mutex> lock(mMountsLock);
+ const char* uuid_ = uuid ? uuid->c_str() : nullptr;
+ auto path = StringPrintf("%s/media", create_data_path(uuid_).c_str());
+ auto resolved = mStorageMounts[path];
+ if (resolved.empty()) {
+ LOG(WARNING) << "Failed to find storage mount for " << path;
+ resolved = path;
+ }
+ return StringPrintf("%s/%u", resolved.c_str(), userid);
+}
+
std::string InstalldNativeService::findQuotaDeviceForUuid(
const std::unique_ptr<std::string>& uuid) {
- std::lock_guard<std::recursive_mutex> lock(mQuotaDevicesLock);
+ std::lock_guard<std::recursive_mutex> lock(mMountsLock);
auto path = create_data_path(uuid ? uuid->c_str() : nullptr);
- return mQuotaDevices[path];
+ return mQuotaReverseMounts[path];
}
binder::Status InstalldNativeService::isQuotaSupported(
diff --git a/cmds/installd/InstalldNativeService.h b/cmds/installd/InstalldNativeService.h
index 7f73c2a..200fc77 100644
--- a/cmds/installd/InstalldNativeService.h
+++ b/cmds/installd/InstalldNativeService.h
@@ -121,14 +121,18 @@
private:
std::recursive_mutex mLock;
- std::recursive_mutex mQuotaDevicesLock;
- std::recursive_mutex mCacheQuotasLock;
+ std::recursive_mutex mMountsLock;
+ std::recursive_mutex mQuotasLock;
- /* Map from mount point to underlying device node */
- std::unordered_map<std::string, std::string> mQuotaDevices;
+ /* Map of all storage mounts from source to target */
+ std::unordered_map<std::string, std::string> mStorageMounts;
+ /* Map of all quota mounts from target to source */
+ std::unordered_map<std::string, std::string> mQuotaReverseMounts;
+
/* Map from UID to cache quota size */
std::unordered_map<uid_t, int64_t> mCacheQuotas;
+ std::string findDataMediaPath(const std::unique_ptr<std::string>& uuid, userid_t userid);
std::string findQuotaDeviceForUuid(const std::unique_ptr<std::string>& uuid);
};
diff --git a/cmds/installd/dexopt.cpp b/cmds/installd/dexopt.cpp
index 3710e6b..b20a807 100644
--- a/cmds/installd/dexopt.cpp
+++ b/cmds/installd/dexopt.cpp
@@ -190,7 +190,7 @@
static void run_dex2oat(int zip_fd, int oat_fd, int input_vdex_fd, int output_vdex_fd, int image_fd,
const char* input_file_name, const char* output_file_name, int swap_fd,
- const char* instruction_set, const char* compiler_filter, bool vm_safe_mode,
+ const char* instruction_set, const char* compiler_filter,
bool debuggable, bool post_bootcomplete, int profile_fd, const char* shared_libraries) {
static const unsigned int MAX_INSTRUCTION_SET_LEN = 7;
@@ -240,7 +240,7 @@
dex2oat_flags, NULL) <= 0 ? 0 : split_count(dex2oat_flags);
ALOGV("dalvik.vm.dex2oat-flags=%s\n", dex2oat_flags);
- // If we booting without the real /data, don't spend time compiling.
+ // If we are booting without the real /data, don't spend time compiling.
char vold_decrypt[kPropertyValueMax];
bool have_vold_decrypt = get_property("vold.decrypt", vold_decrypt, "") > 0;
bool skip_compilation = (have_vold_decrypt &&
@@ -319,20 +319,24 @@
// Compute compiler filter.
- bool have_dex2oat_compiler_filter_flag;
+ bool have_dex2oat_compiler_filter_flag = false;
if (skip_compilation) {
strcpy(dex2oat_compiler_filter_arg, "--compiler-filter=extract");
have_dex2oat_compiler_filter_flag = true;
have_dex2oat_relocation_skip_flag = true;
- } else if (vm_safe_mode) {
- strcpy(dex2oat_compiler_filter_arg, "--compiler-filter=quicken");
- have_dex2oat_compiler_filter_flag = true;
- } else if (compiler_filter != nullptr &&
- strlen(compiler_filter) + strlen("--compiler-filter=") <
+ } else if (compiler_filter != nullptr) {
+ if (strlen(compiler_filter) + strlen("--compiler-filter=") <
arraysize(dex2oat_compiler_filter_arg)) {
- sprintf(dex2oat_compiler_filter_arg, "--compiler-filter=%s", compiler_filter);
- have_dex2oat_compiler_filter_flag = true;
- } else {
+ sprintf(dex2oat_compiler_filter_arg, "--compiler-filter=%s", compiler_filter);
+ have_dex2oat_compiler_filter_flag = true;
+ } else {
+ ALOGW("Compiler filter name '%s' is too large (max characters is %zu)",
+ compiler_filter,
+ kPropertyValueMax);
+ }
+ }
+
+ if (!have_dex2oat_compiler_filter_flag) {
char dex2oat_compiler_filter_flag[kPropertyValueMax];
have_dex2oat_compiler_filter_flag = get_property("dalvik.vm.dex2oat-filter",
dex2oat_compiler_filter_flag, NULL) > 0;
@@ -1198,7 +1202,11 @@
if (dexopt_action == DEX2OAT_FOR_BOOT_IMAGE &&
in_vdex_wrapper_fd->get() != -1 &&
in_vdex_path_str == out_vdex_path_str) {
- out_vdex_wrapper_fd->reset(in_vdex_wrapper_fd->get());
+ // We unlink the file in case the invocation of dex2oat fails, to ensure we don't
+ // have bogus stale vdex files.
+ out_vdex_wrapper_fd->reset(
+ in_vdex_wrapper_fd->get(),
+ [out_vdex_path_str]() { unlink(out_vdex_path_str.c_str()); });
// Disable auto close for the in wrapper fd (it will be done when destructing the out
// wrapper).
in_vdex_wrapper_fd->DisableAutoClose();
@@ -1475,7 +1483,6 @@
}
bool is_public = (dexopt_flags & DEXOPT_PUBLIC) != 0;
- bool vm_safe_mode = (dexopt_flags & DEXOPT_SAFEMODE) != 0;
bool debuggable = (dexopt_flags & DEXOPT_DEBUGGABLE) != 0;
bool boot_complete = (dexopt_flags & DEXOPT_BOOTCOMPLETE) != 0;
bool profile_guided = (dexopt_flags & DEXOPT_PROFILE_GUIDED) != 0;
@@ -1573,7 +1580,6 @@
swap_fd.get(),
instruction_set,
compiler_filter,
- vm_safe_mode,
debuggable,
boot_complete,
reference_profile_fd.get(),
@@ -1697,10 +1703,20 @@
result = false;
continue;
}
+
+ // Delete oat/vdex/art files.
result = unlink_if_exists(oat_path) && result;
result = unlink_if_exists(create_vdex_filename(oat_path)) && result;
result = unlink_if_exists(create_image_filename(oat_path)) && result;
+ // Delete profiles.
+ std::string current_profile = create_current_profile_path(
+ multiuser_get_user_id(uid), dex_path, /*is_secondary*/true);
+ std::string reference_profile = create_reference_profile_path(
+ dex_path, /*is_secondary*/true);
+ result = unlink_if_exists(current_profile) && result;
+ result = unlink_if_exists(reference_profile) && result;
+
// Try removing the directories as well, they might be empty.
result = rmdir_if_empty(oat_isa_dir) && result;
result = rmdir_if_empty(oat_dir) && result;
diff --git a/cmds/installd/installd_constants.h b/cmds/installd/installd_constants.h
index d8a754c..6a81cfc 100644
--- a/cmds/installd/installd_constants.h
+++ b/cmds/installd/installd_constants.h
@@ -38,23 +38,21 @@
* frameworks/base/services/core/java/com/android/server/pm/Installer.java
***************************************************************************/
constexpr int DEXOPT_PUBLIC = 1 << 1;
-constexpr int DEXOPT_SAFEMODE = 1 << 2;
-constexpr int DEXOPT_DEBUGGABLE = 1 << 3;
-constexpr int DEXOPT_BOOTCOMPLETE = 1 << 4;
-constexpr int DEXOPT_PROFILE_GUIDED = 1 << 5;
-constexpr int DEXOPT_SECONDARY_DEX = 1 << 6;
+constexpr int DEXOPT_DEBUGGABLE = 1 << 2;
+constexpr int DEXOPT_BOOTCOMPLETE = 1 << 3;
+constexpr int DEXOPT_PROFILE_GUIDED = 1 << 4;
+constexpr int DEXOPT_SECONDARY_DEX = 1 << 5;
// DEXOPT_FORCE, DEXOPT_STORAGE_CE, DEXOPT_STORAGE_DE are exposed for secondary
// dex files only. Primary apks are analyzed in PackageManager and installd
// does not need to know if the compilation is forced or on what kind of storage
// the dex files are.
-constexpr int DEXOPT_FORCE = 1 << 7;
-constexpr int DEXOPT_STORAGE_CE = 1 << 8;
-constexpr int DEXOPT_STORAGE_DE = 1 << 9;
+constexpr int DEXOPT_FORCE = 1 << 6;
+constexpr int DEXOPT_STORAGE_CE = 1 << 7;
+constexpr int DEXOPT_STORAGE_DE = 1 << 8;
/* all known values for dexopt flags */
constexpr int DEXOPT_MASK =
DEXOPT_PUBLIC
- | DEXOPT_SAFEMODE
| DEXOPT_DEBUGGABLE
| DEXOPT_BOOTCOMPLETE
| DEXOPT_PROFILE_GUIDED
diff --git a/cmds/installd/otapreopt.cpp b/cmds/installd/otapreopt.cpp
index ff838ce..43d0780 100644
--- a/cmds/installd/otapreopt.cpp
+++ b/cmds/installd/otapreopt.cpp
@@ -472,7 +472,8 @@
case 6: {
// Version 1 had:
constexpr int OLD_DEXOPT_PUBLIC = 1 << 1;
- constexpr int OLD_DEXOPT_SAFEMODE = 1 << 2;
+ // Note: DEXOPT_SAFEMODE has been removed.
+ // constexpr int OLD_DEXOPT_SAFEMODE = 1 << 2;
constexpr int OLD_DEXOPT_DEBUGGABLE = 1 << 3;
constexpr int OLD_DEXOPT_BOOTCOMPLETE = 1 << 4;
constexpr int OLD_DEXOPT_PROFILE_GUIDED = 1 << 5;
@@ -480,7 +481,6 @@
int input = atoi(param);
package_parameters_.dexopt_flags =
ReplaceMask(input, OLD_DEXOPT_PUBLIC, DEXOPT_PUBLIC) |
- ReplaceMask(input, OLD_DEXOPT_SAFEMODE, DEXOPT_SAFEMODE) |
ReplaceMask(input, OLD_DEXOPT_DEBUGGABLE, DEXOPT_DEBUGGABLE) |
ReplaceMask(input, OLD_DEXOPT_BOOTCOMPLETE, DEXOPT_BOOTCOMPLETE) |
ReplaceMask(input, OLD_DEXOPT_PROFILE_GUIDED, DEXOPT_PROFILE_GUIDED) |
@@ -734,6 +734,10 @@
}
static const char* ParseNull(const char* arg) {
+ // b/38186355. Revert soon.
+ if (strcmp(arg, "!null") == 0) {
+ return nullptr;
+ }
return (strcmp(arg, "!") == 0) ? nullptr : arg;
}
diff --git a/cmds/installd/tests/installd_service_test.cpp b/cmds/installd/tests/installd_service_test.cpp
index 4a1f333..34818f6 100644
--- a/cmds/installd/tests/installd_service_test.cpp
+++ b/cmds/installd/tests/installd_service_test.cpp
@@ -54,10 +54,12 @@
return false;
}
-bool create_cache_path(char path[PKG_PATH_MAX] ATTRIBUTE_UNUSED,
- const char *src ATTRIBUTE_UNUSED,
- const char *instruction_set ATTRIBUTE_UNUSED) {
- return false;
+bool create_cache_path(char path[PKG_PATH_MAX],
+ const char *src,
+ const char *instruction_set) {
+ // Not really a valid path but it's good enough for testing.
+ sprintf(path,"/data/dalvik-cache/%s/%s", instruction_set, src);
+ return true;
}
static void mkdir(const char* path, uid_t owner, gid_t group, mode_t mode) {
@@ -151,5 +153,13 @@
EXPECT_EQ(10000, stat_gid("com.example/bar/file"));
}
+TEST_F(ServiceTest, RmDexNoDalvikCache) {
+ LOG(INFO) << "RmDexNoDalvikCache";
+
+ // Try to remove a non existing dalvik cache dex. The call should be
+ // successful because there's nothing to remove.
+ EXPECT_TRUE(service->rmdex("com.example", "arm").isOk());
+}
+
} // namespace installd
} // namespace android
diff --git a/cmds/installd/utils.h b/cmds/installd/utils.h
index dd94da9..070da84 100644
--- a/cmds/installd/utils.h
+++ b/cmds/installd/utils.h
@@ -33,6 +33,9 @@
#define MEASURE_DEBUG 0
#define FIXUP_DEBUG 0
+#define BYPASS_QUOTA 0
+#define BYPASS_SDCARDFS 0
+
namespace android {
namespace installd {
diff --git a/cmds/lshal/Android.bp b/cmds/lshal/Android.bp
index 4740202..38647eb 100644
--- a/cmds/lshal/Android.bp
+++ b/cmds/lshal/Android.bp
@@ -12,8 +12,8 @@
// See the License for the specific language governing permissions and
// limitations under the License.
-cc_binary {
- name: "lshal",
+cc_library_shared {
+ name: "liblshal",
shared_libs: [
"libbase",
"libcutils",
@@ -25,7 +25,44 @@
"android.hidl.manager@1.0",
],
srcs: [
+ "DebugCommand.cpp",
"Lshal.cpp",
- "PipeRelay.cpp"
+ "ListCommand.cpp",
+ "PipeRelay.cpp",
+ "utils.cpp",
],
}
+
+cc_defaults {
+ name: "lshal_defaults",
+ shared_libs: [
+ "libbase",
+ "libhidlbase",
+ "libhidltransport",
+ "liblshal",
+ "libutils",
+ ]
+}
+
+cc_binary {
+ name: "lshal",
+ defaults: ["lshal_defaults"],
+ srcs: [
+ "main.cpp"
+ ]
+}
+
+cc_test {
+ name: "lshal_test",
+ defaults: ["lshal_defaults"],
+ gtest: true,
+ static_libs: [
+ "libgmock"
+ ],
+ shared_libs: [
+ "android.hardware.tests.baz@1.0"
+ ],
+ srcs: [
+ "test.cpp"
+ ]
+}
diff --git a/cmds/lshal/DebugCommand.cpp b/cmds/lshal/DebugCommand.cpp
new file mode 100644
index 0000000..672cad6
--- /dev/null
+++ b/cmds/lshal/DebugCommand.cpp
@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "DebugCommand.h"
+
+#include "Lshal.h"
+
+namespace android {
+namespace lshal {
+
+DebugCommand::DebugCommand(Lshal &lshal) : mLshal(lshal) {
+}
+
+Status DebugCommand::parseArgs(const std::string &command, const Arg &arg) {
+ if (optind >= arg.argc) {
+ mLshal.usage(command);
+ return USAGE;
+ }
+ mInterfaceName = arg.argv[optind];
+ ++optind;
+ for (; optind < arg.argc; ++optind) {
+ mOptions.push_back(arg.argv[optind]);
+ }
+ return OK;
+}
+
+Status DebugCommand::main(const std::string &command, const Arg &arg) {
+ Status status = parseArgs(command, arg);
+ if (status != OK) {
+ return status;
+ }
+ auto pair = splitFirst(mInterfaceName, '/');
+ return mLshal.emitDebugInfo(
+ pair.first, pair.second.empty() ? "default" : pair.second, mOptions,
+ mLshal.out().buf(),
+ mLshal.err());
+}
+
+} // namespace lshal
+} // namespace android
+
diff --git a/cmds/lshal/DebugCommand.h b/cmds/lshal/DebugCommand.h
new file mode 100644
index 0000000..fa0f0fa
--- /dev/null
+++ b/cmds/lshal/DebugCommand.h
@@ -0,0 +1,49 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef FRAMEWORK_NATIVE_CMDS_LSHAL_DEBUG_COMMAND_H_
+#define FRAMEWORK_NATIVE_CMDS_LSHAL_DEBUG_COMMAND_H_
+
+#include <string>
+
+#include <android-base/macros.h>
+
+#include "utils.h"
+
+namespace android {
+namespace lshal {
+
+class Lshal;
+
+class DebugCommand {
+public:
+ DebugCommand(Lshal &lshal);
+ Status main(const std::string &command, const Arg &arg);
+private:
+ Status parseArgs(const std::string &command, const Arg &arg);
+
+ Lshal &mLshal;
+ std::string mInterfaceName;
+ std::vector<std::string> mOptions;
+
+ DISALLOW_COPY_AND_ASSIGN(DebugCommand);
+};
+
+
+} // namespace lshal
+} // namespace android
+
+#endif // FRAMEWORK_NATIVE_CMDS_LSHAL_DEBUG_COMMAND_H_
diff --git a/cmds/lshal/ListCommand.cpp b/cmds/lshal/ListCommand.cpp
new file mode 100644
index 0000000..710b6e4
--- /dev/null
+++ b/cmds/lshal/ListCommand.cpp
@@ -0,0 +1,705 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "ListCommand.h"
+
+#include <getopt.h>
+
+#include <fstream>
+#include <iomanip>
+#include <iostream>
+#include <map>
+#include <sstream>
+#include <regex>
+
+#include <android-base/parseint.h>
+#include <android/hidl/manager/1.0/IServiceManager.h>
+#include <hidl-util/FQName.h>
+#include <private/android_filesystem_config.h>
+#include <sys/stat.h>
+#include <vintf/HalManifest.h>
+#include <vintf/parse_xml.h>
+
+#include "Lshal.h"
+#include "PipeRelay.h"
+#include "Timeout.h"
+#include "utils.h"
+
+using ::android::hardware::hidl_string;
+using ::android::hidl::manager::V1_0::IServiceManager;
+
+namespace android {
+namespace lshal {
+
+ListCommand::ListCommand(Lshal &lshal) : mLshal(lshal), mErr(lshal.err()), mOut(lshal.out()) {
+}
+
+std::string getCmdline(pid_t pid) {
+ std::ifstream ifs("/proc/" + std::to_string(pid) + "/cmdline");
+ std::string cmdline;
+ if (!ifs.is_open()) {
+ return "";
+ }
+ ifs >> cmdline;
+ return cmdline;
+}
+
+const std::string &ListCommand::getCmdline(pid_t pid) {
+ auto pair = mCmdlines.find(pid);
+ if (pair != mCmdlines.end()) {
+ return pair->second;
+ }
+ mCmdlines[pid] = ::android::lshal::getCmdline(pid);
+ return mCmdlines[pid];
+}
+
+void ListCommand::removeDeadProcesses(Pids *pids) {
+ static const pid_t myPid = getpid();
+ pids->erase(std::remove_if(pids->begin(), pids->end(), [this](auto pid) {
+ return pid == myPid || this->getCmdline(pid).empty();
+ }), pids->end());
+}
+
+bool ListCommand::getReferencedPids(
+ pid_t serverPid, std::map<uint64_t, Pids> *objects) const {
+
+ std::ifstream ifs("/d/binder/proc/" + std::to_string(serverPid));
+ if (!ifs.is_open()) {
+ return false;
+ }
+
+ static const std::regex prefix("^\\s*node \\d+:\\s+u([0-9a-f]+)\\s+c([0-9a-f]+)\\s+");
+
+ std::string line;
+ std::smatch match;
+ while(getline(ifs, line)) {
+ if (!std::regex_search(line, match, prefix)) {
+ // the line doesn't start with the correct prefix
+ continue;
+ }
+ std::string ptrString = "0x" + match.str(2); // use number after c
+ uint64_t ptr;
+ if (!::android::base::ParseUint(ptrString.c_str(), &ptr)) {
+ // Should not reach here, but just be tolerant.
+ mErr << "Could not parse number " << ptrString << std::endl;
+ continue;
+ }
+ const std::string proc = " proc ";
+ auto pos = line.rfind(proc);
+ if (pos != std::string::npos) {
+ for (const std::string &pidStr : split(line.substr(pos + proc.size()), ' ')) {
+ int32_t pid;
+ if (!::android::base::ParseInt(pidStr, &pid)) {
+ mErr << "Could not parse number " << pidStr << std::endl;
+ continue;
+ }
+ (*objects)[ptr].push_back(pid);
+ }
+ }
+ }
+ return true;
+}
+
+// Must process hwbinder services first, then passthrough services.
+void ListCommand::forEachTable(const std::function<void(Table &)> &f) {
+ f(mServicesTable);
+ f(mPassthroughRefTable);
+ f(mImplementationsTable);
+}
+void ListCommand::forEachTable(const std::function<void(const Table &)> &f) const {
+ f(mServicesTable);
+ f(mPassthroughRefTable);
+ f(mImplementationsTable);
+}
+
+void ListCommand::postprocess() {
+ forEachTable([this](Table &table) {
+ if (mSortColumn) {
+ std::sort(table.begin(), table.end(), mSortColumn);
+ }
+ for (TableEntry &entry : table) {
+ entry.serverCmdline = getCmdline(entry.serverPid);
+ removeDeadProcesses(&entry.clientPids);
+ for (auto pid : entry.clientPids) {
+ entry.clientCmdlines.push_back(this->getCmdline(pid));
+ }
+ }
+ });
+ // use a double for loop here because lshal doesn't care about efficiency.
+ for (TableEntry &packageEntry : mImplementationsTable) {
+ std::string packageName = packageEntry.interfaceName;
+ FQName fqPackageName{packageName.substr(0, packageName.find("::"))};
+ if (!fqPackageName.isValid()) {
+ continue;
+ }
+ for (TableEntry &interfaceEntry : mPassthroughRefTable) {
+ if (interfaceEntry.arch != ARCH_UNKNOWN) {
+ continue;
+ }
+ FQName interfaceName{splitFirst(interfaceEntry.interfaceName, '/').first};
+ if (!interfaceName.isValid()) {
+ continue;
+ }
+ if (interfaceName.getPackageAndVersion() == fqPackageName) {
+ interfaceEntry.arch = packageEntry.arch;
+ }
+ }
+ }
+}
+
+void ListCommand::printLine(
+ const std::string &interfaceName,
+ const std::string &transport,
+ const std::string &arch,
+ const std::string &server,
+ const std::string &serverCmdline,
+ const std::string &address, const std::string &clients,
+ const std::string &clientCmdlines) const {
+ if (mSelectedColumns & ENABLE_INTERFACE_NAME)
+ mOut << std::setw(80) << interfaceName << "\t";
+ if (mSelectedColumns & ENABLE_TRANSPORT)
+ mOut << std::setw(10) << transport << "\t";
+ if (mSelectedColumns & ENABLE_ARCH)
+ mOut << std::setw(5) << arch << "\t";
+ if (mSelectedColumns & ENABLE_SERVER_PID) {
+ if (mEnableCmdlines) {
+ mOut << std::setw(15) << serverCmdline << "\t";
+ } else {
+ mOut << std::setw(5) << server << "\t";
+ }
+ }
+ if (mSelectedColumns & ENABLE_SERVER_ADDR)
+ mOut << std::setw(16) << address << "\t";
+ if (mSelectedColumns & ENABLE_CLIENT_PIDS) {
+ if (mEnableCmdlines) {
+ mOut << std::setw(0) << clientCmdlines;
+ } else {
+ mOut << std::setw(0) << clients;
+ }
+ }
+ mOut << std::endl;
+}
+
+void ListCommand::dumpVintf() const {
+ mOut << "<!-- " << std::endl
+ << " This is a skeleton device manifest. Notes: " << std::endl
+ << " 1. android.hidl.*, android.frameworks.*, android.system.* are not included." << std::endl
+ << " 2. If a HAL is supported in both hwbinder and passthrough transport, " << std::endl
+ << " only hwbinder is shown." << std::endl
+ << " 3. It is likely that HALs in passthrough transport does not have" << std::endl
+ << " <interface> declared; users will have to write them by hand." << std::endl
+ << " 4. sepolicy version is set to 0.0. It is recommended that the entry" << std::endl
+ << " is removed from the manifest file and written by assemble_vintf" << std::endl
+ << " at build time." << std::endl
+ << "-->" << std::endl;
+
+ vintf::HalManifest manifest;
+ forEachTable([this, &manifest] (const Table &table) {
+ for (const TableEntry &entry : table) {
+
+ std::string fqInstanceName = entry.interfaceName;
+
+ if (&table == &mImplementationsTable) {
+ // Quick hack to work around *'s
+ replaceAll(&fqInstanceName, '*', 'D');
+ }
+ auto splittedFqInstanceName = splitFirst(fqInstanceName, '/');
+ FQName fqName(splittedFqInstanceName.first);
+ if (!fqName.isValid()) {
+ mErr << "Warning: '" << splittedFqInstanceName.first
+ << "' is not a valid FQName." << std::endl;
+ continue;
+ }
+ // Strip out system libs.
+ if (fqName.inPackage("android.hidl") ||
+ fqName.inPackage("android.frameworks") ||
+ fqName.inPackage("android.system")) {
+ continue;
+ }
+ std::string interfaceName =
+ &table == &mImplementationsTable ? "" : fqName.name();
+ std::string instanceName =
+ &table == &mImplementationsTable ? "" : splittedFqInstanceName.second;
+
+ vintf::Version version{fqName.getPackageMajorVersion(),
+ fqName.getPackageMinorVersion()};
+ vintf::Transport transport;
+ vintf::Arch arch;
+ if (entry.transport == "hwbinder") {
+ transport = vintf::Transport::HWBINDER;
+ arch = vintf::Arch::ARCH_EMPTY;
+ } else if (entry.transport == "passthrough") {
+ transport = vintf::Transport::PASSTHROUGH;
+ switch (entry.arch) {
+ case lshal::ARCH32:
+ arch = vintf::Arch::ARCH_32; break;
+ case lshal::ARCH64:
+ arch = vintf::Arch::ARCH_64; break;
+ case lshal::ARCH_BOTH:
+ arch = vintf::Arch::ARCH_32_64; break;
+ case lshal::ARCH_UNKNOWN: // fallthrough
+ default:
+ mErr << "Warning: '" << fqName.package()
+ << "' doesn't have bitness info, assuming 32+64." << std::endl;
+ arch = vintf::Arch::ARCH_32_64;
+ }
+ } else {
+ mErr << "Warning: '" << entry.transport << "' is not a valid transport." << std::endl;
+ continue;
+ }
+
+ bool done = false;
+ for (vintf::ManifestHal *hal : manifest.getHals(fqName.package())) {
+ if (hal->transport() != transport) {
+ if (transport != vintf::Transport::PASSTHROUGH) {
+ mErr << "Fatal: should not reach here. Generated result may be wrong."
+ << std::endl;
+ }
+ done = true;
+ break;
+ }
+ if (hal->hasVersion(version)) {
+ if (&table != &mImplementationsTable) {
+ hal->interfaces[interfaceName].name = interfaceName;
+ hal->interfaces[interfaceName].instances.insert(instanceName);
+ }
+ done = true;
+ break;
+ }
+ }
+ if (done) {
+ continue; // to next TableEntry
+ }
+ decltype(vintf::ManifestHal::interfaces) interfaces;
+ if (&table != &mImplementationsTable) {
+ interfaces[interfaceName].name = interfaceName;
+ interfaces[interfaceName].instances.insert(instanceName);
+ }
+ if (!manifest.add(vintf::ManifestHal{
+ .format = vintf::HalFormat::HIDL,
+ .name = fqName.package(),
+ .versions = {version},
+ .transportArch = {transport, arch},
+ .interfaces = interfaces})) {
+ mErr << "Warning: cannot add hal '" << fqInstanceName << "'" << std::endl;
+ }
+ }
+ });
+ mOut << vintf::gHalManifestConverter(manifest);
+}
+
+static const std::string &getArchString(Architecture arch) {
+ static const std::string sStr64 = "64";
+ static const std::string sStr32 = "32";
+ static const std::string sStrBoth = "32+64";
+ static const std::string sStrUnknown = "";
+ switch (arch) {
+ case ARCH64:
+ return sStr64;
+ case ARCH32:
+ return sStr32;
+ case ARCH_BOTH:
+ return sStrBoth;
+ case ARCH_UNKNOWN: // fall through
+ default:
+ return sStrUnknown;
+ }
+}
+
+static Architecture fromBaseArchitecture(::android::hidl::base::V1_0::DebugInfo::Architecture a) {
+ switch (a) {
+ case ::android::hidl::base::V1_0::DebugInfo::Architecture::IS_64BIT:
+ return ARCH64;
+ case ::android::hidl::base::V1_0::DebugInfo::Architecture::IS_32BIT:
+ return ARCH32;
+ case ::android::hidl::base::V1_0::DebugInfo::Architecture::UNKNOWN: // fallthrough
+ default:
+ return ARCH_UNKNOWN;
+ }
+}
+
+void ListCommand::dumpTable() {
+ mServicesTable.description =
+ "All binderized services (registered services through hwservicemanager)";
+ mPassthroughRefTable.description =
+ "All interfaces that getService() has ever return as a passthrough interface;\n"
+ "PIDs / processes shown below might be inaccurate because the process\n"
+ "might have relinquished the interface or might have died.\n"
+ "The Server / Server CMD column can be ignored.\n"
+ "The Clients / Clients CMD column shows all process that have ever dlopen'ed \n"
+ "the library and successfully fetched the passthrough implementation.";
+ mImplementationsTable.description =
+ "All available passthrough implementations (all -impl.so files)";
+ forEachTable([this] (const Table &table) {
+ mOut << table.description << std::endl;
+ mOut << std::left;
+ printLine("Interface", "Transport", "Arch", "Server", "Server CMD",
+ "PTR", "Clients", "Clients CMD");
+
+ for (const auto &entry : table) {
+ printLine(entry.interfaceName,
+ entry.transport,
+ getArchString(entry.arch),
+ entry.serverPid == NO_PID ? "N/A" : std::to_string(entry.serverPid),
+ entry.serverCmdline,
+ entry.serverObjectAddress == NO_PTR ? "N/A" : toHexString(entry.serverObjectAddress),
+ join(entry.clientPids, " "),
+ join(entry.clientCmdlines, ";"));
+
+ // We're only interested in dumping debug info for already
+ // instantiated services. There's little value in dumping the
+ // debug info for a service we create on the fly, so we only operate
+ // on the "mServicesTable".
+ if (mEmitDebugInfo && &table == &mServicesTable) {
+ auto pair = splitFirst(entry.interfaceName, '/');
+ mLshal.emitDebugInfo(pair.first, pair.second, {}, mOut.buf(),
+ NullableOStream<std::ostream>(nullptr));
+ }
+ }
+ mOut << std::endl;
+ });
+
+}
+
+void ListCommand::dump() {
+ if (mVintf) {
+ dumpVintf();
+ if (!!mFileOutput) {
+ mFileOutput.buf().close();
+ delete &mFileOutput.buf();
+ mFileOutput = nullptr;
+ }
+ mOut = std::cout;
+ } else {
+ dumpTable();
+ }
+}
+
+void ListCommand::putEntry(TableEntrySource source, TableEntry &&entry) {
+ Table *table = nullptr;
+ switch (source) {
+ case HWSERVICEMANAGER_LIST :
+ table = &mServicesTable; break;
+ case PTSERVICEMANAGER_REG_CLIENT :
+ table = &mPassthroughRefTable; break;
+ case LIST_DLLIB :
+ table = &mImplementationsTable; break;
+ default:
+ mErr << "Error: Unknown source of entry " << source << std::endl;
+ }
+ if (table) {
+ table->entries.push_back(std::forward<TableEntry>(entry));
+ }
+}
+
+Status ListCommand::fetchAllLibraries(const sp<IServiceManager> &manager) {
+ using namespace ::android::hardware;
+ using namespace ::android::hidl::manager::V1_0;
+ using namespace ::android::hidl::base::V1_0;
+ auto ret = timeoutIPC(manager, &IServiceManager::debugDump, [&] (const auto &infos) {
+ std::map<std::string, TableEntry> entries;
+ for (const auto &info : infos) {
+ std::string interfaceName = std::string{info.interfaceName.c_str()} + "/" +
+ std::string{info.instanceName.c_str()};
+ entries.emplace(interfaceName, TableEntry{
+ .interfaceName = interfaceName,
+ .transport = "passthrough",
+ .serverPid = NO_PID,
+ .serverObjectAddress = NO_PTR,
+ .clientPids = {},
+ .arch = ARCH_UNKNOWN
+ }).first->second.arch |= fromBaseArchitecture(info.arch);
+ }
+ for (auto &&pair : entries) {
+ putEntry(LIST_DLLIB, std::move(pair.second));
+ }
+ });
+ if (!ret.isOk()) {
+ mErr << "Error: Failed to call list on getPassthroughServiceManager(): "
+ << ret.description() << std::endl;
+ return DUMP_ALL_LIBS_ERROR;
+ }
+ return OK;
+}
+
+Status ListCommand::fetchPassthrough(const sp<IServiceManager> &manager) {
+ using namespace ::android::hardware;
+ using namespace ::android::hardware::details;
+ using namespace ::android::hidl::manager::V1_0;
+ using namespace ::android::hidl::base::V1_0;
+ auto ret = timeoutIPC(manager, &IServiceManager::debugDump, [&] (const auto &infos) {
+ for (const auto &info : infos) {
+ if (info.clientPids.size() <= 0) {
+ continue;
+ }
+ putEntry(PTSERVICEMANAGER_REG_CLIENT, {
+ .interfaceName =
+ std::string{info.interfaceName.c_str()} + "/" +
+ std::string{info.instanceName.c_str()},
+ .transport = "passthrough",
+ .serverPid = info.clientPids.size() == 1 ? info.clientPids[0] : NO_PID,
+ .serverObjectAddress = NO_PTR,
+ .clientPids = info.clientPids,
+ .arch = fromBaseArchitecture(info.arch)
+ });
+ }
+ });
+ if (!ret.isOk()) {
+ mErr << "Error: Failed to call debugDump on defaultServiceManager(): "
+ << ret.description() << std::endl;
+ return DUMP_PASSTHROUGH_ERROR;
+ }
+ return OK;
+}
+
+Status ListCommand::fetchBinderized(const sp<IServiceManager> &manager) {
+ using namespace ::std;
+ using namespace ::android::hardware;
+ using namespace ::android::hidl::manager::V1_0;
+ using namespace ::android::hidl::base::V1_0;
+ const std::string mode = "hwbinder";
+
+ hidl_vec<hidl_string> fqInstanceNames;
+ // copying out for timeoutIPC
+ auto listRet = timeoutIPC(manager, &IServiceManager::list, [&] (const auto &names) {
+ fqInstanceNames = names;
+ });
+ if (!listRet.isOk()) {
+ mErr << "Error: Failed to list services for " << mode << ": "
+ << listRet.description() << std::endl;
+ return DUMP_BINDERIZED_ERROR;
+ }
+
+ Status status = OK;
+ // server pid, .ptr value of binder object, child pids
+ std::map<std::string, DebugInfo> allDebugInfos;
+ std::map<pid_t, std::map<uint64_t, Pids>> allPids;
+ for (const auto &fqInstanceName : fqInstanceNames) {
+ const auto pair = splitFirst(fqInstanceName, '/');
+ const auto &serviceName = pair.first;
+ const auto &instanceName = pair.second;
+ auto getRet = timeoutIPC(manager, &IServiceManager::get, serviceName, instanceName);
+ if (!getRet.isOk()) {
+ mErr << "Warning: Skipping \"" << fqInstanceName << "\": "
+ << "cannot be fetched from service manager:"
+ << getRet.description() << std::endl;
+ status |= DUMP_BINDERIZED_ERROR;
+ continue;
+ }
+ sp<IBase> service = getRet;
+ if (service == nullptr) {
+ mErr << "Warning: Skipping \"" << fqInstanceName << "\": "
+ << "cannot be fetched from service manager (null)"
+ << std::endl;
+ status |= DUMP_BINDERIZED_ERROR;
+ continue;
+ }
+ auto debugRet = timeoutIPC(service, &IBase::getDebugInfo, [&] (const auto &debugInfo) {
+ allDebugInfos[fqInstanceName] = debugInfo;
+ if (debugInfo.pid >= 0) {
+ allPids[static_cast<pid_t>(debugInfo.pid)].clear();
+ }
+ });
+ if (!debugRet.isOk()) {
+ mErr << "Warning: Skipping \"" << fqInstanceName << "\": "
+ << "debugging information cannot be retrieved:"
+ << debugRet.description() << std::endl;
+ status |= DUMP_BINDERIZED_ERROR;
+ }
+ }
+ for (auto &pair : allPids) {
+ pid_t serverPid = pair.first;
+ if (!getReferencedPids(serverPid, &allPids[serverPid])) {
+ mErr << "Warning: no information for PID " << serverPid
+ << ", are you root?" << std::endl;
+ status |= DUMP_BINDERIZED_ERROR;
+ }
+ }
+ for (const auto &fqInstanceName : fqInstanceNames) {
+ auto it = allDebugInfos.find(fqInstanceName);
+ if (it == allDebugInfos.end()) {
+ putEntry(HWSERVICEMANAGER_LIST, {
+ .interfaceName = fqInstanceName,
+ .transport = mode,
+ .serverPid = NO_PID,
+ .serverObjectAddress = NO_PTR,
+ .clientPids = {},
+ .arch = ARCH_UNKNOWN
+ });
+ continue;
+ }
+ const DebugInfo &info = it->second;
+ putEntry(HWSERVICEMANAGER_LIST, {
+ .interfaceName = fqInstanceName,
+ .transport = mode,
+ .serverPid = info.pid,
+ .serverObjectAddress = info.ptr,
+ .clientPids = info.pid == NO_PID || info.ptr == NO_PTR
+ ? Pids{} : allPids[info.pid][info.ptr],
+ .arch = fromBaseArchitecture(info.arch),
+ });
+ }
+ return status;
+}
+
+Status ListCommand::fetch() {
+ Status status = OK;
+ auto bManager = mLshal.serviceManager();
+ if (bManager == nullptr) {
+ mErr << "Failed to get defaultServiceManager()!" << std::endl;
+ status |= NO_BINDERIZED_MANAGER;
+ } else {
+ status |= fetchBinderized(bManager);
+ // Passthrough PIDs are registered to the binderized manager as well.
+ status |= fetchPassthrough(bManager);
+ }
+
+ auto pManager = mLshal.passthroughManager();
+ if (pManager == nullptr) {
+ mErr << "Failed to get getPassthroughServiceManager()!" << std::endl;
+ status |= NO_PASSTHROUGH_MANAGER;
+ } else {
+ status |= fetchAllLibraries(pManager);
+ }
+ return status;
+}
+
+Status ListCommand::parseArgs(const std::string &command, const Arg &arg) {
+ static struct option longOptions[] = {
+ // long options with short alternatives
+ {"help", no_argument, 0, 'h' },
+ {"interface", no_argument, 0, 'i' },
+ {"transport", no_argument, 0, 't' },
+ {"arch", no_argument, 0, 'r' },
+ {"pid", no_argument, 0, 'p' },
+ {"address", no_argument, 0, 'a' },
+ {"clients", no_argument, 0, 'c' },
+ {"cmdline", no_argument, 0, 'm' },
+ {"debug", optional_argument, 0, 'd' },
+
+ // long options without short alternatives
+ {"sort", required_argument, 0, 's' },
+ {"init-vintf",optional_argument, 0, 'v' },
+ { 0, 0, 0, 0 }
+ };
+
+ int optionIndex;
+ int c;
+ // Lshal::parseArgs has set optind to the next option to parse
+ for (;;) {
+ // using getopt_long in case we want to add other options in the future
+ c = getopt_long(arg.argc, arg.argv,
+ "hitrpacmd", longOptions, &optionIndex);
+ if (c == -1) {
+ break;
+ }
+ switch (c) {
+ case 's': {
+ if (strcmp(optarg, "interface") == 0 || strcmp(optarg, "i") == 0) {
+ mSortColumn = TableEntry::sortByInterfaceName;
+ } else if (strcmp(optarg, "pid") == 0 || strcmp(optarg, "p") == 0) {
+ mSortColumn = TableEntry::sortByServerPid;
+ } else {
+ mErr << "Unrecognized sorting column: " << optarg << std::endl;
+ mLshal.usage(command);
+ return USAGE;
+ }
+ break;
+ }
+ case 'v': {
+ if (optarg) {
+ mFileOutput = new std::ofstream{optarg};
+ mOut = mFileOutput;
+ if (!mFileOutput.buf().is_open()) {
+ mErr << "Could not open file '" << optarg << "'." << std::endl;
+ return IO_ERROR;
+ }
+ }
+ mVintf = true;
+ }
+ case 'i': {
+ mSelectedColumns |= ENABLE_INTERFACE_NAME;
+ break;
+ }
+ case 't': {
+ mSelectedColumns |= ENABLE_TRANSPORT;
+ break;
+ }
+ case 'r': {
+ mSelectedColumns |= ENABLE_ARCH;
+ break;
+ }
+ case 'p': {
+ mSelectedColumns |= ENABLE_SERVER_PID;
+ break;
+ }
+ case 'a': {
+ mSelectedColumns |= ENABLE_SERVER_ADDR;
+ break;
+ }
+ case 'c': {
+ mSelectedColumns |= ENABLE_CLIENT_PIDS;
+ break;
+ }
+ case 'm': {
+ mEnableCmdlines = true;
+ break;
+ }
+ case 'd': {
+ mEmitDebugInfo = true;
+
+ if (optarg) {
+ mFileOutput = new std::ofstream{optarg};
+ mOut = mFileOutput;
+ if (!mFileOutput.buf().is_open()) {
+ mErr << "Could not open file '" << optarg << "'." << std::endl;
+ return IO_ERROR;
+ }
+ chown(optarg, AID_SHELL, AID_SHELL);
+ }
+ break;
+ }
+ case 'h': // falls through
+ default: // see unrecognized options
+ mLshal.usage(command);
+ return USAGE;
+ }
+ }
+ if (optind < arg.argc) {
+ // see non option
+ mErr << "Unrecognized option `" << arg.argv[optind] << "`" << std::endl;
+ }
+
+ if (mSelectedColumns == 0) {
+ mSelectedColumns = ENABLE_INTERFACE_NAME | ENABLE_SERVER_PID | ENABLE_CLIENT_PIDS;
+ }
+ return OK;
+}
+
+Status ListCommand::main(const std::string &command, const Arg &arg) {
+ Status status = parseArgs(command, arg);
+ if (status != OK) {
+ return status;
+ }
+ status = fetch();
+ postprocess();
+ dump();
+ return status;
+}
+
+} // namespace lshal
+} // namespace android
+
diff --git a/cmds/lshal/ListCommand.h b/cmds/lshal/ListCommand.h
new file mode 100644
index 0000000..42c965f
--- /dev/null
+++ b/cmds/lshal/ListCommand.h
@@ -0,0 +1,101 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef FRAMEWORK_NATIVE_CMDS_LSHAL_LIST_COMMAND_H_
+#define FRAMEWORK_NATIVE_CMDS_LSHAL_LIST_COMMAND_H_
+
+#include <stdint.h>
+
+#include <fstream>
+#include <string>
+#include <vector>
+
+#include <android-base/macros.h>
+#include <android/hidl/manager/1.0/IServiceManager.h>
+
+#include "NullableOStream.h"
+#include "TableEntry.h"
+#include "utils.h"
+
+namespace android {
+namespace lshal {
+
+class Lshal;
+
+class ListCommand {
+public:
+ ListCommand(Lshal &lshal);
+ Status main(const std::string &command, const Arg &arg);
+private:
+ Status parseArgs(const std::string &command, const Arg &arg);
+ Status fetch();
+ void postprocess();
+ void dump();
+ void putEntry(TableEntrySource source, TableEntry &&entry);
+ Status fetchPassthrough(const sp<::android::hidl::manager::V1_0::IServiceManager> &manager);
+ Status fetchBinderized(const sp<::android::hidl::manager::V1_0::IServiceManager> &manager);
+ Status fetchAllLibraries(const sp<::android::hidl::manager::V1_0::IServiceManager> &manager);
+ bool getReferencedPids(
+ pid_t serverPid, std::map<uint64_t, Pids> *objects) const;
+ void dumpTable();
+ void dumpVintf() const;
+ void printLine(
+ const std::string &interfaceName,
+ const std::string &transport,
+ const std::string &arch,
+ const std::string &server,
+ const std::string &serverCmdline,
+ const std::string &address, const std::string &clients,
+ const std::string &clientCmdlines) const ;
+ // Return /proc/{pid}/cmdline if it exists, else empty string.
+ const std::string &getCmdline(pid_t pid);
+ // Call getCmdline on all pid in pids. If it returns empty string, the process might
+ // have died, and the pid is removed from pids.
+ void removeDeadProcesses(Pids *pids);
+ void forEachTable(const std::function<void(Table &)> &f);
+ void forEachTable(const std::function<void(const Table &)> &f) const;
+
+ Lshal &mLshal;
+
+ Table mServicesTable{};
+ Table mPassthroughRefTable{};
+ Table mImplementationsTable{};
+
+ NullableOStream<std::ostream> mErr;
+ NullableOStream<std::ostream> mOut;
+ NullableOStream<std::ofstream> mFileOutput = nullptr;
+ TableEntryCompare mSortColumn = nullptr;
+ TableEntrySelect mSelectedColumns = 0;
+ // If true, cmdlines will be printed instead of pid.
+ bool mEnableCmdlines = false;
+
+ // If true, calls IBase::debug(...) on each service.
+ bool mEmitDebugInfo = false;
+
+ bool mVintf = false;
+ // If an entry does not exist, need to ask /proc/{pid}/cmdline to get it.
+ // If an entry exist but is an empty string, process might have died.
+ // If an entry exist and not empty, it contains the cached content of /proc/{pid}/cmdline.
+ std::map<pid_t, std::string> mCmdlines;
+
+ DISALLOW_COPY_AND_ASSIGN(ListCommand);
+};
+
+
+} // namespace lshal
+} // namespace android
+
+#endif // FRAMEWORK_NATIVE_CMDS_LSHAL_LIST_COMMAND_H_
diff --git a/cmds/lshal/Lshal.cpp b/cmds/lshal/Lshal.cpp
index 85d8938..9db42f1 100644
--- a/cmds/lshal/Lshal.cpp
+++ b/cmds/lshal/Lshal.cpp
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -14,399 +14,155 @@
* limitations under the License.
*/
+#define LOG_TAG "lshal"
+#include <android-base/logging.h>
+
#include "Lshal.h"
-#include <getopt.h>
+#include <set>
+#include <string>
-#include <fstream>
-#include <iomanip>
-#include <iostream>
-#include <map>
-#include <sstream>
-#include <regex>
-
-#include <android-base/logging.h>
-#include <android-base/parseint.h>
-#include <android/hidl/manager/1.0/IServiceManager.h>
#include <hidl/ServiceManagement.h>
-#include <hidl-util/FQName.h>
-#include <private/android_filesystem_config.h>
-#include <sys/stat.h>
-#include <vintf/HalManifest.h>
-#include <vintf/parse_xml.h>
+#include "DebugCommand.h"
+#include "ListCommand.h"
#include "PipeRelay.h"
-#include "Timeout.h"
-
-using ::android::hardware::hidl_string;
-using ::android::hidl::manager::V1_0::IServiceManager;
namespace android {
namespace lshal {
-template <typename A>
-std::string join(const A &components, const std::string &separator) {
- std::stringstream out;
- bool first = true;
- for (const auto &component : components) {
- if (!first) {
- out << separator;
- }
- out << component;
+using ::android::hidl::manager::V1_0::IServiceManager;
- first = false;
+Lshal::Lshal()
+ : mOut(std::cout), mErr(std::cerr),
+ mServiceManager(::android::hardware::defaultServiceManager()),
+ mPassthroughManager(::android::hardware::getPassthroughServiceManager()) {
+}
+
+Lshal::Lshal(std::ostream &out, std::ostream &err,
+ sp<hidl::manager::V1_0::IServiceManager> serviceManager,
+ sp<hidl::manager::V1_0::IServiceManager> passthroughManager)
+ : mOut(out), mErr(err),
+ mServiceManager(serviceManager),
+ mPassthroughManager(passthroughManager) {
+
+}
+
+void Lshal::usage(const std::string &command) const {
+ static const std::string helpSummary =
+ "lshal: List and debug HALs.\n"
+ "\n"
+ "commands:\n"
+ " help Print help message\n"
+ " list list HALs\n"
+ " debug debug a specified HAL\n"
+ "\n"
+ "If no command is specified, `list` is the default.\n";
+
+ static const std::string list =
+ "list:\n"
+ " lshal\n"
+ " lshal list\n"
+ " List all hals with default ordering and columns (`lshal list -ipc`)\n"
+ " lshal list [-h|--help]\n"
+ " -h, --help: Print help message for list (`lshal help list`)\n"
+ " lshal [list] [--interface|-i] [--transport|-t] [-r|--arch]\n"
+ " [--pid|-p] [--address|-a] [--clients|-c] [--cmdline|-m]\n"
+ " [--sort={interface|i|pid|p}] [--init-vintf[=<output file>]]\n"
+ " [--debug|-d[=<output file>]]\n"
+ " -i, --interface: print the interface name column\n"
+ " -n, --instance: print the instance name column\n"
+ " -t, --transport: print the transport mode column\n"
+ " -r, --arch: print if the HAL is in 64-bit or 32-bit\n"
+ " -p, --pid: print the server PID, or server cmdline if -m is set\n"
+ " -a, --address: print the server object address column\n"
+ " -c, --clients: print the client PIDs, or client cmdlines if -m is set\n"
+ " -m, --cmdline: print cmdline instead of PIDs\n"
+ " -d[=<output file>], --debug[=<output file>]: emit debug info from \n"
+ " IBase::debug with empty options\n"
+ " --sort=i, --sort=interface: sort by interface name\n"
+ " --sort=p, --sort=pid: sort by server pid\n"
+ " --init-vintf=<output file>: form a skeleton HAL manifest to specified\n"
+ " file, or stdout if no file specified.\n";
+
+ static const std::string debug =
+ "debug:\n"
+ " lshal debug <interface> [options [options [...]]] \n"
+ " Print debug information of a specified interface.\n"
+ " <inteface>: Format is `android.hardware.foo@1.0::IFoo/default`.\n"
+ " If instance name is missing `default` is used.\n"
+ " options: space separated options to IBase::debug.\n";
+
+ static const std::string help =
+ "help:\n"
+ " lshal -h\n"
+ " lshal --help\n"
+ " lshal help\n"
+ " Print this help message\n"
+ " lshal help list\n"
+ " Print help message for list\n"
+ " lshal help debug\n"
+ " Print help message for debug\n";
+
+ if (command == "list") {
+ mErr << list;
+ return;
}
- return out.str();
-}
-
-static std::string toHexString(uint64_t t) {
- std::ostringstream os;
- os << std::hex << std::setfill('0') << std::setw(16) << t;
- return os.str();
-}
-
-template<typename String>
-static std::pair<String, String> splitFirst(const String &s, char c) {
- const char *pos = strchr(s.c_str(), c);
- if (pos == nullptr) {
- return {s, {}};
- }
- return {String(s.c_str(), pos - s.c_str()), String(pos + 1)};
-}
-
-static std::vector<std::string> split(const std::string &s, char c) {
- std::vector<std::string> components{};
- size_t startPos = 0;
- size_t matchPos;
- while ((matchPos = s.find(c, startPos)) != std::string::npos) {
- components.push_back(s.substr(startPos, matchPos - startPos));
- startPos = matchPos + 1;
+ if (command == "debug") {
+ mErr << debug;
+ return;
}
- if (startPos <= s.length()) {
- components.push_back(s.substr(startPos));
- }
- return components;
-}
-
-static void replaceAll(std::string *s, char from, char to) {
- for (size_t i = 0; i < s->size(); ++i) {
- if (s->at(i) == from) {
- s->at(i) = to;
- }
- }
-}
-
-std::string getCmdline(pid_t pid) {
- std::ifstream ifs("/proc/" + std::to_string(pid) + "/cmdline");
- std::string cmdline;
- if (!ifs.is_open()) {
- return "";
- }
- ifs >> cmdline;
- return cmdline;
-}
-
-const std::string &Lshal::getCmdline(pid_t pid) {
- auto pair = mCmdlines.find(pid);
- if (pair != mCmdlines.end()) {
- return pair->second;
- }
- mCmdlines[pid] = ::android::lshal::getCmdline(pid);
- return mCmdlines[pid];
-}
-
-void Lshal::removeDeadProcesses(Pids *pids) {
- static const pid_t myPid = getpid();
- std::remove_if(pids->begin(), pids->end(), [this](auto pid) {
- return pid == myPid || this->getCmdline(pid).empty();
- });
-}
-
-bool Lshal::getReferencedPids(
- pid_t serverPid, std::map<uint64_t, Pids> *objects) const {
-
- std::ifstream ifs("/d/binder/proc/" + std::to_string(serverPid));
- if (!ifs.is_open()) {
- return false;
- }
-
- static const std::regex prefix("^\\s*node \\d+:\\s+u([0-9a-f]+)\\s+c([0-9a-f]+)\\s+");
-
- std::string line;
- std::smatch match;
- while(getline(ifs, line)) {
- if (!std::regex_search(line, match, prefix)) {
- // the line doesn't start with the correct prefix
- continue;
- }
- std::string ptrString = "0x" + match.str(2); // use number after c
- uint64_t ptr;
- if (!::android::base::ParseUint(ptrString.c_str(), &ptr)) {
- // Should not reach here, but just be tolerant.
- mErr << "Could not parse number " << ptrString << std::endl;
- continue;
- }
- const std::string proc = " proc ";
- auto pos = line.rfind(proc);
- if (pos != std::string::npos) {
- for (const std::string &pidStr : split(line.substr(pos + proc.size()), ' ')) {
- int32_t pid;
- if (!::android::base::ParseInt(pidStr, &pid)) {
- mErr << "Could not parse number " << pidStr << std::endl;
- continue;
- }
- (*objects)[ptr].push_back(pid);
- }
- }
- }
- return true;
-}
-
-// Must process hwbinder services first, then passthrough services.
-void Lshal::forEachTable(const std::function<void(Table &)> &f) {
- f(mServicesTable);
- f(mPassthroughRefTable);
- f(mImplementationsTable);
-}
-void Lshal::forEachTable(const std::function<void(const Table &)> &f) const {
- f(mServicesTable);
- f(mPassthroughRefTable);
- f(mImplementationsTable);
-}
-
-void Lshal::postprocess() {
- forEachTable([this](Table &table) {
- if (mSortColumn) {
- std::sort(table.begin(), table.end(), mSortColumn);
- }
- for (TableEntry &entry : table) {
- entry.serverCmdline = getCmdline(entry.serverPid);
- removeDeadProcesses(&entry.clientPids);
- for (auto pid : entry.clientPids) {
- entry.clientCmdlines.push_back(this->getCmdline(pid));
- }
- }
- });
- // use a double for loop here because lshal doesn't care about efficiency.
- for (TableEntry &packageEntry : mImplementationsTable) {
- std::string packageName = packageEntry.interfaceName;
- FQName fqPackageName{packageName.substr(0, packageName.find("::"))};
- if (!fqPackageName.isValid()) {
- continue;
- }
- for (TableEntry &interfaceEntry : mPassthroughRefTable) {
- if (interfaceEntry.arch != ARCH_UNKNOWN) {
- continue;
- }
- FQName interfaceName{splitFirst(interfaceEntry.interfaceName, '/').first};
- if (!interfaceName.isValid()) {
- continue;
- }
- if (interfaceName.getPackageAndVersion() == fqPackageName) {
- interfaceEntry.arch = packageEntry.arch;
- }
- }
- }
-}
-
-void Lshal::printLine(
- const std::string &interfaceName,
- const std::string &transport,
- const std::string &arch,
- const std::string &server,
- const std::string &serverCmdline,
- const std::string &address, const std::string &clients,
- const std::string &clientCmdlines) const {
- if (mSelectedColumns & ENABLE_INTERFACE_NAME)
- mOut << std::setw(80) << interfaceName << "\t";
- if (mSelectedColumns & ENABLE_TRANSPORT)
- mOut << std::setw(10) << transport << "\t";
- if (mSelectedColumns & ENABLE_ARCH)
- mOut << std::setw(5) << arch << "\t";
- if (mSelectedColumns & ENABLE_SERVER_PID) {
- if (mEnableCmdlines) {
- mOut << std::setw(15) << serverCmdline << "\t";
- } else {
- mOut << std::setw(5) << server << "\t";
- }
- }
- if (mSelectedColumns & ENABLE_SERVER_ADDR)
- mOut << std::setw(16) << address << "\t";
- if (mSelectedColumns & ENABLE_CLIENT_PIDS) {
- if (mEnableCmdlines) {
- mOut << std::setw(0) << clientCmdlines;
- } else {
- mOut << std::setw(0) << clients;
- }
- }
- mOut << std::endl;
-}
-
-void Lshal::dumpVintf() const {
- mOut << "<!-- " << std::endl
- << " This is a skeleton device manifest. Notes: " << std::endl
- << " 1. android.hidl.*, android.frameworks.*, android.system.* are not included." << std::endl
- << " 2. If a HAL is supported in both hwbinder and passthrough transport, " << std::endl
- << " only hwbinder is shown." << std::endl
- << " 3. It is likely that HALs in passthrough transport does not have" << std::endl
- << " <interface> declared; users will have to write them by hand." << std::endl
- << " 4. sepolicy version is set to 0.0. It is recommended that the entry" << std::endl
- << " is removed from the manifest file and written by assemble_vintf" << std::endl
- << " at build time." << std::endl
- << "-->" << std::endl;
-
- vintf::HalManifest manifest;
- forEachTable([this, &manifest] (const Table &table) {
- for (const TableEntry &entry : table) {
-
- std::string fqInstanceName = entry.interfaceName;
-
- if (&table == &mImplementationsTable) {
- // Quick hack to work around *'s
- replaceAll(&fqInstanceName, '*', 'D');
- }
- auto splittedFqInstanceName = splitFirst(fqInstanceName, '/');
- FQName fqName(splittedFqInstanceName.first);
- if (!fqName.isValid()) {
- mErr << "Warning: '" << splittedFqInstanceName.first
- << "' is not a valid FQName." << std::endl;
- continue;
- }
- // Strip out system libs.
- if (fqName.inPackage("android.hidl") ||
- fqName.inPackage("android.frameworks") ||
- fqName.inPackage("android.system")) {
- continue;
- }
- std::string interfaceName =
- &table == &mImplementationsTable ? "" : fqName.name();
- std::string instanceName =
- &table == &mImplementationsTable ? "" : splittedFqInstanceName.second;
-
- vintf::Version version{fqName.getPackageMajorVersion(),
- fqName.getPackageMinorVersion()};
- vintf::Transport transport;
- vintf::Arch arch;
- if (entry.transport == "hwbinder") {
- transport = vintf::Transport::HWBINDER;
- arch = vintf::Arch::ARCH_EMPTY;
- } else if (entry.transport == "passthrough") {
- transport = vintf::Transport::PASSTHROUGH;
- switch (entry.arch) {
- case lshal::ARCH32:
- arch = vintf::Arch::ARCH_32; break;
- case lshal::ARCH64:
- arch = vintf::Arch::ARCH_64; break;
- case lshal::ARCH_BOTH:
- arch = vintf::Arch::ARCH_32_64; break;
- case lshal::ARCH_UNKNOWN: // fallthrough
- default:
- mErr << "Warning: '" << fqName.package()
- << "' doesn't have bitness info, assuming 32+64." << std::endl;
- arch = vintf::Arch::ARCH_32_64;
- }
- } else {
- mErr << "Warning: '" << entry.transport << "' is not a valid transport." << std::endl;
- continue;
- }
-
- bool done = false;
- for (vintf::ManifestHal *hal : manifest.getHals(fqName.package())) {
- if (hal->transport() != transport) {
- if (transport != vintf::Transport::PASSTHROUGH) {
- mErr << "Fatal: should not reach here. Generated result may be wrong."
- << std::endl;
- }
- done = true;
- break;
- }
- if (hal->hasVersion(version)) {
- if (&table != &mImplementationsTable) {
- hal->interfaces[interfaceName].name = interfaceName;
- hal->interfaces[interfaceName].instances.insert(instanceName);
- }
- done = true;
- break;
- }
- }
- if (done) {
- continue; // to next TableEntry
- }
- decltype(vintf::ManifestHal::interfaces) interfaces;
- if (&table != &mImplementationsTable) {
- interfaces[interfaceName].name = interfaceName;
- interfaces[interfaceName].instances.insert(instanceName);
- }
- if (!manifest.add(vintf::ManifestHal{
- .format = vintf::HalFormat::HIDL,
- .name = fqName.package(),
- .versions = {version},
- .transportArch = {transport, arch},
- .interfaces = interfaces})) {
- mErr << "Warning: cannot add hal '" << fqInstanceName << "'" << std::endl;
- }
- }
- });
- mOut << vintf::gHalManifestConverter(manifest);
-}
-
-static const std::string &getArchString(Architecture arch) {
- static const std::string sStr64 = "64";
- static const std::string sStr32 = "32";
- static const std::string sStrBoth = "32+64";
- static const std::string sStrUnknown = "";
- switch (arch) {
- case ARCH64:
- return sStr64;
- case ARCH32:
- return sStr32;
- case ARCH_BOTH:
- return sStrBoth;
- case ARCH_UNKNOWN: // fall through
- default:
- return sStrUnknown;
- }
-}
-
-static Architecture fromBaseArchitecture(::android::hidl::base::V1_0::DebugInfo::Architecture a) {
- switch (a) {
- case ::android::hidl::base::V1_0::DebugInfo::Architecture::IS_64BIT:
- return ARCH64;
- case ::android::hidl::base::V1_0::DebugInfo::Architecture::IS_32BIT:
- return ARCH32;
- case ::android::hidl::base::V1_0::DebugInfo::Architecture::UNKNOWN: // fallthrough
- default:
- return ARCH_UNKNOWN;
- }
+ mErr << helpSummary << "\n" << list << "\n" << debug << "\n" << help;
}
// A unique_ptr type using a custom deleter function.
template<typename T>
using deleted_unique_ptr = std::unique_ptr<T, std::function<void(T *)> >;
-void Lshal::emitDebugInfo(
- const sp<IServiceManager> &serviceManager,
+static hardware::hidl_vec<hardware::hidl_string> convert(const std::vector<std::string> &v) {
+ hardware::hidl_vec<hardware::hidl_string> hv;
+ hv.resize(v.size());
+ for (size_t i = 0; i < v.size(); ++i) {
+ hv[i].setToExternal(v[i].c_str(), v[i].size());
+ }
+ return hv;
+}
+
+Status Lshal::emitDebugInfo(
const std::string &interfaceName,
- const std::string &instanceName) const {
+ const std::string &instanceName,
+ const std::vector<std::string> &options,
+ std::ostream &out,
+ NullableOStream<std::ostream> err) const {
using android::hidl::base::V1_0::IBase;
- hardware::Return<sp<IBase>> retBase =
- serviceManager->get(interfaceName, instanceName);
+ hardware::Return<sp<IBase>> retBase = serviceManager()->get(interfaceName, instanceName);
- sp<IBase> base;
- if (!retBase.isOk() || (base = retBase) == nullptr) {
- // There's a small race, where a service instantiated while collecting
- // the list of services has by now terminated, so this isn't anything
- // to be concerned about.
- return;
+ if (!retBase.isOk()) {
+ std::string msg = "Cannot get " + interfaceName + "/" + instanceName + ": "
+ + retBase.description();
+ err << msg << std::endl;
+ LOG(ERROR) << msg;
+ return TRANSACTION_ERROR;
}
- PipeRelay relay(mOut.buf());
+ sp<IBase> base = retBase;
+ if (base == nullptr) {
+ std::string msg = interfaceName + "/" + instanceName + " does not exist, or "
+ + "no permission to connect.";
+ err << msg << std::endl;
+ LOG(ERROR) << msg;
+ return NO_INTERFACE;
+ }
+
+ PipeRelay relay(out);
if (relay.initCheck() != OK) {
- LOG(ERROR) << "PipeRelay::initCheck() FAILED w/ " << relay.initCheck();
- return;
+ std::string msg = "PipeRelay::initCheck() FAILED w/ " + std::to_string(relay.initCheck());
+ err << msg << std::endl;
+ LOG(ERROR) << msg;
+ return IO_ERROR;
}
deleted_unique_ptr<native_handle_t> fdHandle(
@@ -415,407 +171,40 @@
fdHandle->data[0] = relay.fd();
- hardware::hidl_vec<hardware::hidl_string> options;
- hardware::Return<void> ret = base->debug(fdHandle.get(), options);
+ hardware::Return<void> ret = base->debug(fdHandle.get(), convert(options));
if (!ret.isOk()) {
- LOG(ERROR)
- << interfaceName
- << "::debug(...) FAILED. (instance "
- << instanceName
- << ")";
- }
-}
-
-void Lshal::dumpTable() {
- mServicesTable.description =
- "All binderized services (registered services through hwservicemanager)";
- mPassthroughRefTable.description =
- "All interfaces that getService() has ever return as a passthrough interface;\n"
- "PIDs / processes shown below might be inaccurate because the process\n"
- "might have relinquished the interface or might have died.\n"
- "The Server / Server CMD column can be ignored.\n"
- "The Clients / Clients CMD column shows all process that have ever dlopen'ed \n"
- "the library and successfully fetched the passthrough implementation.";
- mImplementationsTable.description =
- "All available passthrough implementations (all -impl.so files)";
- forEachTable([this] (const Table &table) {
- mOut << table.description << std::endl;
- mOut << std::left;
- printLine("Interface", "Transport", "Arch", "Server", "Server CMD",
- "PTR", "Clients", "Clients CMD");
-
- // We're only interested in dumping debug info for already
- // instantiated services. There's little value in dumping the
- // debug info for a service we create on the fly, so we only operate
- // on the "mServicesTable".
- sp<IServiceManager> serviceManager;
- if (mEmitDebugInfo && &table == &mServicesTable) {
- serviceManager = ::android::hardware::defaultServiceManager();
- }
-
- for (const auto &entry : table) {
- printLine(entry.interfaceName,
- entry.transport,
- getArchString(entry.arch),
- entry.serverPid == NO_PID ? "N/A" : std::to_string(entry.serverPid),
- entry.serverCmdline,
- entry.serverObjectAddress == NO_PTR ? "N/A" : toHexString(entry.serverObjectAddress),
- join(entry.clientPids, " "),
- join(entry.clientCmdlines, ";"));
-
- if (serviceManager != nullptr) {
- auto pair = splitFirst(entry.interfaceName, '/');
- emitDebugInfo(serviceManager, pair.first, pair.second);
- }
- }
- mOut << std::endl;
- });
-
-}
-
-void Lshal::dump() {
- if (mVintf) {
- dumpVintf();
- if (!!mFileOutput) {
- mFileOutput.buf().close();
- delete &mFileOutput.buf();
- mFileOutput = nullptr;
- }
- mOut = std::cout;
- } else {
- dumpTable();
- }
-}
-
-void Lshal::putEntry(TableEntrySource source, TableEntry &&entry) {
- Table *table = nullptr;
- switch (source) {
- case HWSERVICEMANAGER_LIST :
- table = &mServicesTable; break;
- case PTSERVICEMANAGER_REG_CLIENT :
- table = &mPassthroughRefTable; break;
- case LIST_DLLIB :
- table = &mImplementationsTable; break;
- default:
- mErr << "Error: Unknown source of entry " << source << std::endl;
- }
- if (table) {
- table->entries.push_back(std::forward<TableEntry>(entry));
- }
-}
-
-Status Lshal::fetchAllLibraries(const sp<IServiceManager> &manager) {
- using namespace ::android::hardware;
- using namespace ::android::hidl::manager::V1_0;
- using namespace ::android::hidl::base::V1_0;
- auto ret = timeoutIPC(manager, &IServiceManager::debugDump, [&] (const auto &infos) {
- std::map<std::string, TableEntry> entries;
- for (const auto &info : infos) {
- std::string interfaceName = std::string{info.interfaceName.c_str()} + "/" +
- std::string{info.instanceName.c_str()};
- entries.emplace(interfaceName, TableEntry{
- .interfaceName = interfaceName,
- .transport = "passthrough",
- .serverPid = NO_PID,
- .serverObjectAddress = NO_PTR,
- .clientPids = {},
- .arch = ARCH_UNKNOWN
- }).first->second.arch |= fromBaseArchitecture(info.arch);
- }
- for (auto &&pair : entries) {
- putEntry(LIST_DLLIB, std::move(pair.second));
- }
- });
- if (!ret.isOk()) {
- mErr << "Error: Failed to call list on getPassthroughServiceManager(): "
- << ret.description() << std::endl;
- return DUMP_ALL_LIBS_ERROR;
+ std::string msg = "debug() FAILED on " + interfaceName + "/" + instanceName + ": "
+ + ret.description();
+ err << msg << std::endl;
+ LOG(ERROR) << msg;
+ return TRANSACTION_ERROR;
}
return OK;
}
-Status Lshal::fetchPassthrough(const sp<IServiceManager> &manager) {
- using namespace ::android::hardware;
- using namespace ::android::hardware::details;
- using namespace ::android::hidl::manager::V1_0;
- using namespace ::android::hidl::base::V1_0;
- auto ret = timeoutIPC(manager, &IServiceManager::debugDump, [&] (const auto &infos) {
- for (const auto &info : infos) {
- if (info.clientPids.size() <= 0) {
- continue;
- }
- putEntry(PTSERVICEMANAGER_REG_CLIENT, {
- .interfaceName =
- std::string{info.interfaceName.c_str()} + "/" +
- std::string{info.instanceName.c_str()},
- .transport = "passthrough",
- .serverPid = info.clientPids.size() == 1 ? info.clientPids[0] : NO_PID,
- .serverObjectAddress = NO_PTR,
- .clientPids = info.clientPids,
- .arch = fromBaseArchitecture(info.arch)
- });
- }
- });
- if (!ret.isOk()) {
- mErr << "Error: Failed to call debugDump on defaultServiceManager(): "
- << ret.description() << std::endl;
- return DUMP_PASSTHROUGH_ERROR;
- }
- return OK;
-}
-
-Status Lshal::fetchBinderized(const sp<IServiceManager> &manager) {
- using namespace ::std;
- using namespace ::android::hardware;
- using namespace ::android::hidl::manager::V1_0;
- using namespace ::android::hidl::base::V1_0;
- const std::string mode = "hwbinder";
-
- hidl_vec<hidl_string> fqInstanceNames;
- // copying out for timeoutIPC
- auto listRet = timeoutIPC(manager, &IServiceManager::list, [&] (const auto &names) {
- fqInstanceNames = names;
- });
- if (!listRet.isOk()) {
- mErr << "Error: Failed to list services for " << mode << ": "
- << listRet.description() << std::endl;
- return DUMP_BINDERIZED_ERROR;
- }
-
- Status status = OK;
- // server pid, .ptr value of binder object, child pids
- std::map<std::string, DebugInfo> allDebugInfos;
- std::map<pid_t, std::map<uint64_t, Pids>> allPids;
- for (const auto &fqInstanceName : fqInstanceNames) {
- const auto pair = splitFirst(fqInstanceName, '/');
- const auto &serviceName = pair.first;
- const auto &instanceName = pair.second;
- auto getRet = timeoutIPC(manager, &IServiceManager::get, serviceName, instanceName);
- if (!getRet.isOk()) {
- mErr << "Warning: Skipping \"" << fqInstanceName << "\": "
- << "cannot be fetched from service manager:"
- << getRet.description() << std::endl;
- status |= DUMP_BINDERIZED_ERROR;
- continue;
- }
- sp<IBase> service = getRet;
- if (service == nullptr) {
- mErr << "Warning: Skipping \"" << fqInstanceName << "\": "
- << "cannot be fetched from service manager (null)";
- status |= DUMP_BINDERIZED_ERROR;
- continue;
- }
- auto debugRet = timeoutIPC(service, &IBase::getDebugInfo, [&] (const auto &debugInfo) {
- allDebugInfos[fqInstanceName] = debugInfo;
- if (debugInfo.pid >= 0) {
- allPids[static_cast<pid_t>(debugInfo.pid)].clear();
- }
- });
- if (!debugRet.isOk()) {
- mErr << "Warning: Skipping \"" << fqInstanceName << "\": "
- << "debugging information cannot be retrieved:"
- << debugRet.description() << std::endl;
- status |= DUMP_BINDERIZED_ERROR;
- }
- }
- for (auto &pair : allPids) {
- pid_t serverPid = pair.first;
- if (!getReferencedPids(serverPid, &allPids[serverPid])) {
- mErr << "Warning: no information for PID " << serverPid
- << ", are you root?" << std::endl;
- status |= DUMP_BINDERIZED_ERROR;
- }
- }
- for (const auto &fqInstanceName : fqInstanceNames) {
- auto it = allDebugInfos.find(fqInstanceName);
- if (it == allDebugInfos.end()) {
- putEntry(HWSERVICEMANAGER_LIST, {
- .interfaceName = fqInstanceName,
- .transport = mode,
- .serverPid = NO_PID,
- .serverObjectAddress = NO_PTR,
- .clientPids = {},
- .arch = ARCH_UNKNOWN
- });
- continue;
- }
- const DebugInfo &info = it->second;
- putEntry(HWSERVICEMANAGER_LIST, {
- .interfaceName = fqInstanceName,
- .transport = mode,
- .serverPid = info.pid,
- .serverObjectAddress = info.ptr,
- .clientPids = info.pid == NO_PID || info.ptr == NO_PTR
- ? Pids{} : allPids[info.pid][info.ptr],
- .arch = fromBaseArchitecture(info.arch),
- });
- }
- return status;
-}
-
-Status Lshal::fetch() {
- Status status = OK;
- auto bManager = ::android::hardware::defaultServiceManager();
- if (bManager == nullptr) {
- mErr << "Failed to get defaultServiceManager()!" << std::endl;
- status |= NO_BINDERIZED_MANAGER;
- } else {
- status |= fetchBinderized(bManager);
- // Passthrough PIDs are registered to the binderized manager as well.
- status |= fetchPassthrough(bManager);
- }
-
- auto pManager = ::android::hardware::getPassthroughServiceManager();
- if (pManager == nullptr) {
- mErr << "Failed to get getPassthroughServiceManager()!" << std::endl;
- status |= NO_PASSTHROUGH_MANAGER;
- } else {
- status |= fetchAllLibraries(pManager);
- }
- return status;
-}
-
-void Lshal::usage() const {
- mErr
- << "usage: lshal" << std::endl
- << " Dump all hals with default ordering and columns [-ipc]." << std::endl
- << " lshal [--interface|-i] [--transport|-t] [-r|--arch]" << std::endl
- << " [--pid|-p] [--address|-a] [--clients|-c] [--cmdline|-m]" << std::endl
- << " [--sort={interface|i|pid|p}] [--init-vintf[=path]]" << std::endl
- << " -i, --interface: print the interface name column" << std::endl
- << " -n, --instance: print the instance name column" << std::endl
- << " -t, --transport: print the transport mode column" << std::endl
- << " -r, --arch: print if the HAL is in 64-bit or 32-bit" << std::endl
- << " -p, --pid: print the server PID, or server cmdline if -m is set" << std::endl
- << " -a, --address: print the server object address column" << std::endl
- << " -c, --clients: print the client PIDs, or client cmdlines if -m is set"
- << std::endl
- << " -m, --cmdline: print cmdline instead of PIDs" << std::endl
- << " --sort=i, --sort=interface: sort by interface name" << std::endl
- << " --sort=p, --sort=pid: sort by server pid" << std::endl
- << " --init-vintf=path: form a skeleton HAL manifest to specified file " << std::endl
- << " (stdout if no file specified)" << std::endl
- << " lshal [-h|--help]" << std::endl
- << " -h, --help: show this help information." << std::endl;
-}
-
-Status Lshal::parseArgs(int argc, char **argv) {
- static struct option longOptions[] = {
- // long options with short alternatives
- {"help", no_argument, 0, 'h' },
- {"interface", no_argument, 0, 'i' },
- {"transport", no_argument, 0, 't' },
- {"arch", no_argument, 0, 'r' },
- {"pid", no_argument, 0, 'p' },
- {"address", no_argument, 0, 'a' },
- {"clients", no_argument, 0, 'c' },
- {"cmdline", no_argument, 0, 'm' },
- {"debug", optional_argument, 0, 'd' },
-
- // long options without short alternatives
- {"sort", required_argument, 0, 's' },
- {"init-vintf",optional_argument, 0, 'v' },
- { 0, 0, 0, 0 }
- };
-
- int optionIndex;
- int c;
+Status Lshal::parseArgs(const Arg &arg) {
+ static std::set<std::string> sAllCommands{"list", "debug", "help"};
optind = 1;
- for (;;) {
- // using getopt_long in case we want to add other options in the future
- c = getopt_long(argc, argv, "hitrpacmd", longOptions, &optionIndex);
- if (c == -1) {
- break;
- }
- switch (c) {
- case 's': {
- if (strcmp(optarg, "interface") == 0 || strcmp(optarg, "i") == 0) {
- mSortColumn = TableEntry::sortByInterfaceName;
- } else if (strcmp(optarg, "pid") == 0 || strcmp(optarg, "p") == 0) {
- mSortColumn = TableEntry::sortByServerPid;
- } else {
- mErr << "Unrecognized sorting column: " << optarg << std::endl;
- usage();
- return USAGE;
- }
- break;
- }
- case 'v': {
- if (optarg) {
- mFileOutput = new std::ofstream{optarg};
- mOut = mFileOutput;
- if (!mFileOutput.buf().is_open()) {
- mErr << "Could not open file '" << optarg << "'." << std::endl;
- return IO_ERROR;
- }
- }
- mVintf = true;
- }
- case 'i': {
- mSelectedColumns |= ENABLE_INTERFACE_NAME;
- break;
- }
- case 't': {
- mSelectedColumns |= ENABLE_TRANSPORT;
- break;
- }
- case 'r': {
- mSelectedColumns |= ENABLE_ARCH;
- break;
- }
- case 'p': {
- mSelectedColumns |= ENABLE_SERVER_PID;
- break;
- }
- case 'a': {
- mSelectedColumns |= ENABLE_SERVER_ADDR;
- break;
- }
- case 'c': {
- mSelectedColumns |= ENABLE_CLIENT_PIDS;
- break;
- }
- case 'm': {
- mEnableCmdlines = true;
- break;
- }
- case 'd': {
- mEmitDebugInfo = true;
-
- if (optarg) {
- mFileOutput = new std::ofstream{optarg};
- mOut = mFileOutput;
- if (!mFileOutput.buf().is_open()) {
- mErr << "Could not open file '" << optarg << "'." << std::endl;
- return IO_ERROR;
- }
- chown(optarg, AID_SHELL, AID_SHELL);
- }
- break;
- }
- case 'h': // falls through
- default: // see unrecognized options
- usage();
- return USAGE;
- }
+ if (optind >= arg.argc) {
+ // no options at all.
+ return OK;
+ }
+ mCommand = arg.argv[optind];
+ if (sAllCommands.find(mCommand) != sAllCommands.end()) {
+ ++optind;
+ return OK; // mCommand is set correctly
}
- if (mSelectedColumns == 0) {
- mSelectedColumns = ENABLE_INTERFACE_NAME | ENABLE_SERVER_PID | ENABLE_CLIENT_PIDS;
+ if (mCommand.size() > 0 && mCommand[0] == '-') {
+ // first argument is an option, set command to "" (which is recognized as "list")
+ mCommand = "";
+ return OK;
}
- return OK;
-}
-int Lshal::main(int argc, char **argv) {
- Status status = parseArgs(argc, argv);
- if (status != OK) {
- return status;
- }
- status = fetch();
- postprocess();
- dump();
- return status;
+ mErr << arg.argv[0] << ": unrecognized option `" << arg.argv[optind] << "`" << std::endl;
+ usage();
+ return USAGE;
}
void signalHandler(int sig) {
@@ -825,10 +214,43 @@
}
}
+Status Lshal::main(const Arg &arg) {
+ // Allow SIGINT to terminate all threads.
+ signal(SIGINT, signalHandler);
+
+ Status status = parseArgs(arg);
+ if (status != OK) {
+ return status;
+ }
+ if (mCommand == "help") {
+ usage(optind < arg.argc ? arg.argv[optind] : "");
+ return USAGE;
+ }
+ // Default command is list
+ if (mCommand == "list" || mCommand == "") {
+ return ListCommand{*this}.main(mCommand, arg);
+ }
+ if (mCommand == "debug") {
+ return DebugCommand{*this}.main(mCommand, arg);
+ }
+ usage();
+ return USAGE;
+}
+
+NullableOStream<std::ostream> Lshal::err() const {
+ return mErr;
+}
+NullableOStream<std::ostream> Lshal::out() const {
+ return mOut;
+}
+
+const sp<IServiceManager> &Lshal::serviceManager() const {
+ return mServiceManager;
+}
+
+const sp<IServiceManager> &Lshal::passthroughManager() const {
+ return mPassthroughManager;
+}
+
} // namespace lshal
} // namespace android
-
-int main(int argc, char **argv) {
- signal(SIGINT, ::android::lshal::signalHandler);
- return ::android::lshal::Lshal{}.main(argc, argv);
-}
diff --git a/cmds/lshal/Lshal.h b/cmds/lshal/Lshal.h
index a21e86c..00db5d0 100644
--- a/cmds/lshal/Lshal.h
+++ b/cmds/lshal/Lshal.h
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -17,94 +17,51 @@
#ifndef FRAMEWORK_NATIVE_CMDS_LSHAL_LSHAL_H_
#define FRAMEWORK_NATIVE_CMDS_LSHAL_LSHAL_H_
-#include <stdint.h>
-
-#include <fstream>
+#include <iostream>
#include <string>
-#include <vector>
+#include <android-base/macros.h>
#include <android/hidl/manager/1.0/IServiceManager.h>
+#include <utils/StrongPointer.h>
#include "NullableOStream.h"
-#include "TableEntry.h"
+#include "utils.h"
namespace android {
namespace lshal {
-enum : unsigned int {
- OK = 0,
- USAGE = 1 << 0,
- NO_BINDERIZED_MANAGER = 1 << 1,
- NO_PASSTHROUGH_MANAGER = 1 << 2,
- DUMP_BINDERIZED_ERROR = 1 << 3,
- DUMP_PASSTHROUGH_ERROR = 1 << 4,
- DUMP_ALL_LIBS_ERROR = 1 << 5,
- IO_ERROR = 1 << 6,
-};
-using Status = unsigned int;
-
class Lshal {
public:
- int main(int argc, char **argv);
+ Lshal();
+ Lshal(std::ostream &out, std::ostream &err,
+ sp<hidl::manager::V1_0::IServiceManager> serviceManager,
+ sp<hidl::manager::V1_0::IServiceManager> passthroughManager);
+ Status main(const Arg &arg);
+ void usage(const std::string &command = "") const;
+ NullableOStream<std::ostream> err() const;
+ NullableOStream<std::ostream> out() const;
+ const sp<hidl::manager::V1_0::IServiceManager> &serviceManager() const;
+ const sp<hidl::manager::V1_0::IServiceManager> &passthroughManager() const;
+ Status emitDebugInfo(
+ const std::string &interfaceName,
+ const std::string &instanceName,
+ const std::vector<std::string> &options,
+ std::ostream &out,
+ NullableOStream<std::ostream> err) const;
private:
- Status parseArgs(int argc, char **argv);
- Status fetch();
- void postprocess();
- void dump();
- void usage() const;
- void putEntry(TableEntrySource source, TableEntry &&entry);
- Status fetchPassthrough(const sp<::android::hidl::manager::V1_0::IServiceManager> &manager);
- Status fetchBinderized(const sp<::android::hidl::manager::V1_0::IServiceManager> &manager);
- Status fetchAllLibraries(const sp<::android::hidl::manager::V1_0::IServiceManager> &manager);
- bool getReferencedPids(
- pid_t serverPid, std::map<uint64_t, Pids> *objects) const;
- void dumpTable();
- void dumpVintf() const;
- void printLine(
- const std::string &interfaceName,
- const std::string &transport,
- const std::string &arch,
- const std::string &server,
- const std::string &serverCmdline,
- const std::string &address, const std::string &clients,
- const std::string &clientCmdlines) const ;
- // Return /proc/{pid}/cmdline if it exists, else empty string.
- const std::string &getCmdline(pid_t pid);
- // Call getCmdline on all pid in pids. If it returns empty string, the process might
- // have died, and the pid is removed from pids.
- void removeDeadProcesses(Pids *pids);
- void forEachTable(const std::function<void(Table &)> &f);
- void forEachTable(const std::function<void(const Table &)> &f) const;
+ Status parseArgs(const Arg &arg);
+ std::string mCommand;
+ Arg mCmdArgs;
+ NullableOStream<std::ostream> mOut;
+ NullableOStream<std::ostream> mErr;
- void emitDebugInfo(
- const sp<hidl::manager::V1_0::IServiceManager> &serviceManager,
- const std::string &interfaceName,
- const std::string &instanceName) const;
+ sp<hidl::manager::V1_0::IServiceManager> mServiceManager;
+ sp<hidl::manager::V1_0::IServiceManager> mPassthroughManager;
- Table mServicesTable{};
- Table mPassthroughRefTable{};
- Table mImplementationsTable{};
-
- NullableOStream<std::ostream> mErr = std::cerr;
- NullableOStream<std::ostream> mOut = std::cout;
- NullableOStream<std::ofstream> mFileOutput = nullptr;
- TableEntryCompare mSortColumn = nullptr;
- TableEntrySelect mSelectedColumns = 0;
- // If true, cmdlines will be printed instead of pid.
- bool mEnableCmdlines = false;
-
- // If true, calls IBase::debug(...) on each service.
- bool mEmitDebugInfo = false;
-
- bool mVintf = false;
- // If an entry does not exist, need to ask /proc/{pid}/cmdline to get it.
- // If an entry exist but is an empty string, process might have died.
- // If an entry exist and not empty, it contains the cached content of /proc/{pid}/cmdline.
- std::map<pid_t, std::string> mCmdlines;
+ DISALLOW_COPY_AND_ASSIGN(Lshal);
};
-
} // namespace lshal
} // namespace android
diff --git a/cmds/lshal/PipeRelay.cpp b/cmds/lshal/PipeRelay.cpp
index c7b29df..54d19f6 100644
--- a/cmds/lshal/PipeRelay.cpp
+++ b/cmds/lshal/PipeRelay.cpp
@@ -70,7 +70,6 @@
mInitCheck = mThread->run("RelayThread");
}
-// static
void PipeRelay::CloseFd(int *fd) {
if (*fd >= 0) {
close(*fd);
diff --git a/cmds/lshal/main.cpp b/cmds/lshal/main.cpp
new file mode 100644
index 0000000..366c938
--- /dev/null
+++ b/cmds/lshal/main.cpp
@@ -0,0 +1,22 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "Lshal.h"
+
+int main(int argc, char **argv) {
+ using namespace ::android::lshal;
+ return Lshal{}.main(Arg{argc, argv});
+}
diff --git a/cmds/lshal/test.cpp b/cmds/lshal/test.cpp
new file mode 100644
index 0000000..972d508
--- /dev/null
+++ b/cmds/lshal/test.cpp
@@ -0,0 +1,168 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "Lshal"
+#include <android-base/logging.h>
+
+#include <sstream>
+#include <string>
+#include <thread>
+#include <vector>
+
+#include <gtest/gtest.h>
+#include <gmock/gmock.h>
+#include <android/hardware/tests/baz/1.0/IQuux.h>
+#include <hidl/HidlTransportSupport.h>
+
+#include "Lshal.h"
+
+#define NELEMS(array) static_cast<int>(sizeof(array) / sizeof(array[0]))
+
+using namespace testing;
+
+using ::android::hidl::base::V1_0::IBase;
+using ::android::hidl::manager::V1_0::IServiceManager;
+using ::android::hidl::manager::V1_0::IServiceNotification;
+using ::android::hardware::hidl_death_recipient;
+using ::android::hardware::hidl_handle;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
+
+namespace android {
+namespace hardware {
+namespace tests {
+namespace baz {
+namespace V1_0 {
+namespace implementation {
+struct Quux : android::hardware::tests::baz::V1_0::IQuux {
+ ::android::hardware::Return<void> debug(const hidl_handle& hh, const hidl_vec<hidl_string>& options) override {
+ const native_handle_t *handle = hh.getNativeHandle();
+ if (handle->numFds < 1) {
+ return Void();
+ }
+ int fd = handle->data[0];
+ std::string content{descriptor};
+ for (const auto &option : options) {
+ content += "\n";
+ content += option.c_str();
+ }
+ ssize_t written = write(fd, content.c_str(), content.size());
+ if (written != (ssize_t)content.size()) {
+ LOG(WARNING) << "SERVER(Quux) debug writes " << written << " bytes < "
+ << content.size() << " bytes, errno = " << errno;
+ }
+ return Void();
+ }
+};
+
+} // namespace implementation
+} // namespace V1_0
+} // namespace baz
+} // namespace tests
+} // namespace hardware
+
+namespace lshal {
+
+
+class MockServiceManager : public IServiceManager {
+public:
+ template<typename T>
+ using R = ::android::hardware::Return<T>;
+ using String = const hidl_string&;
+ ~MockServiceManager() = default;
+
+#define MOCK_METHOD_CB(name) MOCK_METHOD1(name, R<void>(IServiceManager::name##_cb))
+
+ MOCK_METHOD2(get, R<sp<IBase>>(String, String));
+ MOCK_METHOD2(add, R<bool>(String, const sp<IBase>&));
+ MOCK_METHOD2(getTransport, R<IServiceManager::Transport>(String, String));
+ MOCK_METHOD_CB(list);
+ MOCK_METHOD2(listByInterface, R<void>(String, listByInterface_cb));
+ MOCK_METHOD3(registerForNotifications, R<bool>(String, String, const sp<IServiceNotification>&));
+ MOCK_METHOD_CB(debugDump);
+ MOCK_METHOD2(registerPassthroughClient, R<void>(String, String));
+ MOCK_METHOD_CB(interfaceChain);
+ MOCK_METHOD2(debug, R<void>(const hidl_handle&, const hidl_vec<hidl_string>&));
+ MOCK_METHOD_CB(interfaceDescriptor);
+ MOCK_METHOD_CB(getHashChain);
+ MOCK_METHOD0(setHalInstrumentation, R<void>());
+ MOCK_METHOD2(linkToDeath, R<bool>(const sp<hidl_death_recipient>&, uint64_t));
+ MOCK_METHOD0(ping, R<void>());
+ MOCK_METHOD_CB(getDebugInfo);
+ MOCK_METHOD0(notifySyspropsChanged, R<void>());
+ MOCK_METHOD1(unlinkToDeath, R<bool>(const sp<hidl_death_recipient>&));
+
+};
+
+class LshalTest : public ::testing::Test {
+public:
+ void SetUp() override {
+ using ::android::hardware::tests::baz::V1_0::IQuux;
+ using ::android::hardware::tests::baz::V1_0::implementation::Quux;
+
+ err.str("");
+ out.str("");
+ serviceManager = new testing::NiceMock<MockServiceManager>();
+ ON_CALL(*serviceManager, get(_, _)).WillByDefault(Invoke(
+ [](const auto &iface, const auto &inst) -> ::android::hardware::Return<sp<IBase>> {
+ if (iface == IQuux::descriptor && inst == "default")
+ return new Quux();
+ return nullptr;
+ }));
+ }
+ void TearDown() override {}
+
+ std::stringstream err;
+ std::stringstream out;
+ sp<MockServiceManager> serviceManager;
+};
+
+TEST_F(LshalTest, Debug) {
+ const char *args[] = {
+ "lshal", "debug", "android.hardware.tests.baz@1.0::IQuux/default", "foo", "bar"
+ };
+ EXPECT_EQ(0u, Lshal(out, err, serviceManager, serviceManager)
+ .main({NELEMS(args), const_cast<char **>(args)}));
+ EXPECT_THAT(out.str(), StrEq("android.hardware.tests.baz@1.0::IQuux\nfoo\nbar"));
+ EXPECT_THAT(err.str(), IsEmpty());
+}
+
+TEST_F(LshalTest, Debug2) {
+ const char *args[] = {
+ "lshal", "debug", "android.hardware.tests.baz@1.0::IQuux", "baz", "quux"
+ };
+ EXPECT_EQ(0u, Lshal(out, err, serviceManager, serviceManager)
+ .main({NELEMS(args), const_cast<char **>(args)}));
+ EXPECT_THAT(out.str(), StrEq("android.hardware.tests.baz@1.0::IQuux\nbaz\nquux"));
+ EXPECT_THAT(err.str(), IsEmpty());
+}
+
+TEST_F(LshalTest, Debug3) {
+ const char *args[] = {
+ "lshal", "debug", "android.hardware.tests.doesnotexist@1.0::IDoesNotExist",
+ };
+ EXPECT_NE(0u, Lshal(out, err, serviceManager, serviceManager)
+ .main({NELEMS(args), const_cast<char **>(args)}));
+ EXPECT_THAT(err.str(), HasSubstr("does not exist"));
+}
+
+} // namespace lshal
+} // namespace android
+
+int main(int argc, char **argv) {
+ ::testing::InitGoogleMock(&argc, argv);
+ return RUN_ALL_TESTS();
+}
diff --git a/cmds/lshal/utils.cpp b/cmds/lshal/utils.cpp
new file mode 100644
index 0000000..5550721
--- /dev/null
+++ b/cmds/lshal/utils.cpp
@@ -0,0 +1,53 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "utils.h"
+
+namespace android {
+namespace lshal {
+
+std::string toHexString(uint64_t t) {
+ std::ostringstream os;
+ os << std::hex << std::setfill('0') << std::setw(16) << t;
+ return os.str();
+}
+
+std::vector<std::string> split(const std::string &s, char c) {
+ std::vector<std::string> components{};
+ size_t startPos = 0;
+ size_t matchPos;
+ while ((matchPos = s.find(c, startPos)) != std::string::npos) {
+ components.push_back(s.substr(startPos, matchPos - startPos));
+ startPos = matchPos + 1;
+ }
+
+ if (startPos <= s.length()) {
+ components.push_back(s.substr(startPos));
+ }
+ return components;
+}
+
+void replaceAll(std::string *s, char from, char to) {
+ for (size_t i = 0; i < s->size(); ++i) {
+ if (s->at(i) == from) {
+ s->at(i) = to;
+ }
+ }
+}
+
+} // namespace lshal
+} // namespace android
+
diff --git a/cmds/lshal/utils.h b/cmds/lshal/utils.h
new file mode 100644
index 0000000..45b922c
--- /dev/null
+++ b/cmds/lshal/utils.h
@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef FRAMEWORK_NATIVE_CMDS_LSHAL_UTILS_H_
+#define FRAMEWORK_NATIVE_CMDS_LSHAL_UTILS_H_
+
+#include <iomanip>
+#include <iostream>
+#include <string>
+#include <sstream>
+#include <utility>
+#include <vector>
+
+namespace android {
+namespace lshal {
+
+enum : unsigned int {
+ OK = 0,
+ USAGE = 1 << 0,
+ NO_BINDERIZED_MANAGER = 1 << 1,
+ NO_PASSTHROUGH_MANAGER = 1 << 2,
+ DUMP_BINDERIZED_ERROR = 1 << 3,
+ DUMP_PASSTHROUGH_ERROR = 1 << 4,
+ DUMP_ALL_LIBS_ERROR = 1 << 5,
+ IO_ERROR = 1 << 6,
+ NO_INTERFACE = 1 << 7,
+ TRANSACTION_ERROR = 1 << 8,
+};
+using Status = unsigned int;
+
+struct Arg {
+ int argc;
+ char **argv;
+};
+
+template <typename A>
+std::string join(const A &components, const std::string &separator) {
+ std::stringstream out;
+ bool first = true;
+ for (const auto &component : components) {
+ if (!first) {
+ out << separator;
+ }
+ out << component;
+
+ first = false;
+ }
+ return out.str();
+}
+
+std::string toHexString(uint64_t t);
+
+template<typename String>
+std::pair<String, String> splitFirst(const String &s, char c) {
+ const char *pos = strchr(s.c_str(), c);
+ if (pos == nullptr) {
+ return {s, {}};
+ }
+ return {String(s.c_str(), pos - s.c_str()), String(pos + 1)};
+}
+
+std::vector<std::string> split(const std::string &s, char c);
+
+void replaceAll(std::string *s, char from, char to);
+
+} // namespace lshal
+} // namespace android
+
+#endif // FRAMEWORK_NATIVE_CMDS_LSHAL_UTILS_H_
diff --git a/cmds/vr/pose/Android.mk b/cmds/vr/pose/Android.mk
deleted file mode 100644
index 8be3214..0000000
--- a/cmds/vr/pose/Android.mk
+++ /dev/null
@@ -1,35 +0,0 @@
-# Copyright (C) 2008 The Android Open Source Project
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-LOCAL_PATH := $(call my-dir)
-
-sourceFiles := \
- pose.cpp
-
-staticLibraries := \
- libdvrcommon \
- libvrsensor \
- libpdx_default_transport \
-
-sharedLibraries := \
- libcutils \
- liblog
-
-include $(CLEAR_VARS)
-LOCAL_SRC_FILES := $(sourceFiles)
-LOCAL_STATIC_LIBRARIES := $(staticLibraries)
-LOCAL_SHARED_LIBRARIES := $(sharedLibraries)
-LOCAL_MODULE := pose
-LOCAL_MODULE_TAGS := optional
-include $(BUILD_EXECUTABLE)
diff --git a/cmds/vr/pose/pose.cpp b/cmds/vr/pose/pose.cpp
deleted file mode 100644
index 2288a86..0000000
--- a/cmds/vr/pose/pose.cpp
+++ /dev/null
@@ -1,274 +0,0 @@
-// pose is a utility to query and manipulate the current pose via the pose
-// service.
-
-#include <cmath>
-#include <cstdio>
-#include <iomanip>
-#include <iostream>
-#include <regex>
-#include <vector>
-
-#include <private/dvr/types.h>
-#include <dvr/pose_client.h>
-
-using android::dvr::vec3;
-using android::dvr::quat;
-
-namespace {
-
-// Prints usage information to stderr.
-void PrintUsage(const char* executable_name) {
- std::cerr << "Usage: " << executable_name
- << " [--identity|--set=...|--unfreeze]\n"
- << "\n"
- << " no arguments: display the current pose.\n"
- << " --identity: freeze the pose to the identity pose.\n"
- << " --set=rx,ry,rz,rw[,px,py,pz]: freeze the pose to the given "
- "state. rx,ry,rz,rw are interpreted as rotation quaternion. "
- " px, py, pz as position (0,0,0 if omitted).\n"
- << " --mode=mode: sets mode to one of normal, head_turn:slow, "
- "head_turn:fast, rotate:slow, rotate:medium, rotate:fast, "
- "circle_strafe.\n"
- << " --unfreeze: sets the mode to normal.\n"
- << " --log_controller=[true|false]: starts and stops controller"
- " logs\n"
- << std::endl;
-}
-
-// If return_code is negative, print out its corresponding string description
-// and exit the program with a non-zero exit code.
-void ExitIfNegative(int return_code) {
- if (return_code < 0) {
- std::cerr << "Error: " << strerror(-return_code) << std::endl;
- std::exit(1);
- }
-}
-
-// Parses the following command line flags:
-// --identity
-// --set=rx,ry,rz,rw[,px,py,pz]
-// Returns false if parsing fails.
-bool ParseState(const std::string& arg, DvrPoseState* out_state) {
- if (arg == "--identity") {
- *out_state = {.head_from_start_rotation = {0.f, 0.f, 0.f, 1.f},
- .head_from_start_translation = {0.f, 0.f, 0.f},
- .timestamp_ns = 0,
- .sensor_from_start_rotation_velocity = {0.f, 0.f, 0.f}};
- return true;
- }
-
- const std::string prefix("--set=");
- if (arg.size() < 6 || arg.compare(0, prefix.size(), prefix) != 0) {
- return false;
- }
-
- // Tokenize by ','.
- std::regex split_by_comma("[,]+");
- std::sregex_token_iterator token_it(arg.begin() + prefix.size(), arg.end(),
- split_by_comma,
- -1 /* return inbetween parts */);
- std::sregex_token_iterator token_end;
-
- // Convert to float and store values.
- std::vector<float> values;
- for (; token_it != token_end; ++token_it) {
- std::string token = *(token_it);
- float value = 0.f;
- if (sscanf(token.c_str(), "%f", &value) != 1) {
- std::cerr << "Unable to parse --set value as float: " << token
- << std::endl;
- return false;
- } else {
- values.push_back(value);
- }
- }
-
- if (values.size() != 4 && values.size() != 7) {
- std::cerr << "Unable to parse --set, expected either 4 or 7 of values."
- << std::endl;
- return false;
- }
-
- float norm2 = values[0] * values[0] + values[1] * values[1] +
- values[2] * values[2] + values[3] * values[3];
- if (std::abs(norm2 - 1.f) > 1e-4) {
- if (norm2 < 1e-8) {
- std::cerr << "--set quaternion norm close to zero." << std::endl;
- return false;
- }
- float norm = std::sqrt(norm2);
- values[0] /= norm;
- values[1] /= norm;
- values[2] /= norm;
- values[3] /= norm;
- }
-
- out_state->head_from_start_rotation = {values[0], values[1], values[2],
- values[3]};
-
- if (values.size() == 7) {
- out_state->head_from_start_translation = {values[4], values[5], values[6]};
- } else {
- out_state->head_from_start_translation = {0.f, 0.f, 0.f};
- }
-
- out_state->timestamp_ns = 0;
- out_state->sensor_from_start_rotation_velocity = {0.f, 0.f, 0.f};
-
- return true;
-}
-
-// Parses the command line flag --mode.
-// Returns false if parsing fails.
-bool ParseSetMode(const std::string& arg, DvrPoseMode* mode) {
- const std::string prefix("--mode=");
- if (arg.size() < prefix.size() ||
- arg.compare(0, prefix.size(), prefix) != 0) {
- return false;
- }
-
- std::string value = arg.substr(prefix.size());
-
- if (value == "normal") {
- *mode = DVR_POSE_MODE_6DOF;
- return true;
- } else if (value == "head_turn:slow") {
- *mode = DVR_POSE_MODE_MOCK_HEAD_TURN_SLOW;
- return true;
- } else if (value == "head_turn:fast") {
- *mode = DVR_POSE_MODE_MOCK_HEAD_TURN_FAST;
- return true;
- } else if (value == "rotate:slow") {
- *mode = DVR_POSE_MODE_MOCK_ROTATE_SLOW;
- return true;
- } else if (value == "rotate:medium") {
- *mode = DVR_POSE_MODE_MOCK_ROTATE_MEDIUM;
- return true;
- } else if (value == "rotate:fast") {
- *mode = DVR_POSE_MODE_MOCK_ROTATE_FAST;
- return true;
- } else if (value == "circle_strafe") {
- *mode = DVR_POSE_MODE_MOCK_CIRCLE_STRAFE;
- return true;
- } else {
- return false;
- }
-}
-
-// Parses the command line flag --controller_log.
-// Returns false if parsing fails.
-bool ParseLogController(const std::string& arg, bool* log_enabled) {
- const std::string prefix("--log_controller=");
- if (arg.size() < prefix.size() ||
- arg.compare(0, prefix.size(), prefix) != 0) {
- return false;
- }
-
- std::string value = arg.substr(prefix.size());
-
- if (value == "false") {
- *log_enabled = false;
- return true;
- } else if (value == "true") {
- *log_enabled = true;
- return true;
- } else {
- return false;
- }
-}
-
-// The different actions that the tool can perform.
-enum class Action {
- Query, // Query the current pose.
- Set, // Set the pose and freeze.
- Unfreeze, // Set the pose mode to normal.
- SetMode, // Sets the pose mode.
- LogController, // Start/stop controller logging in sensord.
-};
-
-// The action to perform when no arguments are passed to the tool.
-constexpr Action kDefaultAction = Action::Query;
-
-} // namespace
-
-int main(int argc, char** argv) {
- Action action = kDefaultAction;
- DvrPoseState state;
- DvrPoseMode pose_mode = DVR_POSE_MODE_6DOF;
- bool log_controller = false;
-
- // Parse command-line arguments.
- for (int i = 1; i < argc; ++i) {
- const std::string arg = argv[i];
- if (ParseState(arg, &state) && action == kDefaultAction) {
- action = Action::Set;
- } else if (arg == "--unfreeze" && action == kDefaultAction) {
- action = Action::Unfreeze;
- } else if (ParseSetMode(arg, &pose_mode) && action == kDefaultAction) {
- action = Action::SetMode;
- } else if (ParseLogController(arg, &log_controller)) {
- action = Action::LogController;
- } else {
- PrintUsage(argv[0]);
- return 1;
- }
- }
-
- auto pose_client = dvrPoseCreate();
- if (!pose_client) {
- std::cerr << "Unable to create pose client." << std::endl;
- return 1;
- }
-
- switch (action) {
- case Action::Query: {
- ExitIfNegative(dvrPosePoll(pose_client, &state));
- uint64_t timestamp = state.timestamp_ns;
- const auto& rotation = state.head_from_start_rotation;
- const auto& translation = state.head_from_start_translation;
- const auto& rotation_velocity = state.sensor_from_start_rotation_velocity;
- quat q(rotation.w, rotation.x, rotation.y, rotation.z);
- vec3 angles = q.matrix().eulerAngles(0, 1, 2);
- angles = angles * 180.f / M_PI;
- vec3 x = q * vec3(1.0f, 0.0f, 0.0f);
- vec3 y = q * vec3(0.0f, 1.0f, 0.0f);
- vec3 z = q * vec3(0.0f, 0.0f, 1.0f);
-
- std::cout << "timestamp_ns: " << timestamp << std::endl
- << "rotation_quaternion: " << rotation.x << ", " << rotation.y
- << ", " << rotation.z << ", " << rotation.w << std::endl
- << "rotation_angles: " << angles.x() << ", " << angles.y()
- << ", " << angles.z() << std::endl
- << "translation: " << translation.x << ", " << translation.y
- << ", " << translation.z << std::endl
- << "rotation_velocity: " << rotation_velocity.x << ", "
- << rotation_velocity.y << ", " << rotation_velocity.z
- << std::endl
- << "axes: " << std::setprecision(3)
- << "x(" << x.x() << ", " << x.y() << ", " << x.z() << "), "
- << "y(" << y.x() << ", " << y.y() << ", " << y.z() << "), "
- << "z(" << z.x() << ", " << z.y() << ", " << z.z() << "), "
- << std::endl;
- break;
- }
- case Action::Set: {
- ExitIfNegative(dvrPoseFreeze(pose_client, &state));
- break;
- }
- case Action::Unfreeze: {
- ExitIfNegative(dvrPoseSetMode(pose_client, DVR_POSE_MODE_6DOF));
- break;
- }
- case Action::SetMode: {
- ExitIfNegative(dvrPoseSetMode(pose_client, pose_mode));
- break;
- }
- case Action::LogController: {
- ExitIfNegative(
- dvrPoseLogController(pose_client, log_controller));
- break;
- }
- }
-
- dvrPoseDestroy(pose_client);
-}
diff --git a/cmds/vr/vrscreencap/Android.mk b/cmds/vr/vrscreencap/Android.mk
deleted file mode 100644
index 804afc9..0000000
--- a/cmds/vr/vrscreencap/Android.mk
+++ /dev/null
@@ -1,25 +0,0 @@
-LOCAL_PATH:= $(call my-dir)
-
-include $(CLEAR_VARS)
-
-LOCAL_SRC_FILES := \
- vrscreencap.cpp
-
-LOCAL_STATIC_LIBRARIES := \
- libbufferhub \
- libdisplay \
- libimageio \
- libpdx_default_transport \
-
-LOCAL_SHARED_LIBRARIES := \
- libcutils \
- liblog \
- libpng \
- libsync \
- libui \
-
-LOCAL_MODULE := vrscreencap
-
-LOCAL_MODULE_TAGS := optional
-
-include $(BUILD_EXECUTABLE)
diff --git a/cmds/vr/vrscreencap/vrscreencap.cpp b/cmds/vr/vrscreencap/vrscreencap.cpp
deleted file mode 100644
index 3d0d112..0000000
--- a/cmds/vr/vrscreencap/vrscreencap.cpp
+++ /dev/null
@@ -1,74 +0,0 @@
-// screencap is a tool for taking screenshots using the screenshot service.
-
-#include <fstream>
-#include <iostream>
-#include <string>
-#include <vector>
-
-#include <private/dvr/image_io.h>
-#include <private/dvr/screenshot_client.h>
-
-namespace {
-
-// Attempt to take a screenshot and save it to |filename|.
-// Returns zero on success, or a non-zero exit code otherwise.
-int TakeScreenshot(const std::string& app_name, const std::string& filename,
- int index) {
- auto error_out = [app_name]() -> std::ostream& {
- return std::cerr << app_name << ": ";
- };
-
- auto info_out = [app_name]() -> std::ostream& {
- return std::cout << app_name << ": ";
- };
-
- auto client = android::dvr::ScreenshotClient::Create();
-
- if (client->format() != HAL_PIXEL_FORMAT_RGB_888) {
- error_out() << "The screenshot format for this device is not supported."
- << std::endl;
- return 1;
- }
-
- std::vector<uint8_t> image;
- int width = 0;
- int height = 0;
- if (client->Take(&image, index, &width, &height) != 0) {
- error_out() << "Failed to take screenshot." << std::endl;
- return 1;
- }
-
- info_out() << "Got " << width << "x" << height << " screenshot." << std::endl;
-
- if (!image_io_write_rgb888(filename.c_str(), width, height, image.data())) {
- error_out() << "Failed to write image to output file " << filename
- << std::endl;
- return 1;
- }
-
- return 0;
-}
-
-} // namespace
-
-int main(int argc, char** argv) {
- // Parse arguments
- if (argc != 2 && argc != 3) {
- std::cerr
- << "Usage: " << argv[0]
- << " filename.[" DVR_IMAGE_IO_SUPPORTED_WRITE
- "] [INDEX]\n"
- "INDEX: specify 1..n to grab hw_composer layers by index.\n"
- " specify -n to grab pre-warp layers (-1 is base layer).\n"
- " the default is 1 (the base hw_composer layer).\n"
- " an invalid index will result in an error.\n";
- return 1;
- }
- const std::string filename(argv[1]);
- int index = 1;
- if (argc > 2)
- index = atoi(argv[2]);
-
- // Perform the actual screenshot.
- return TakeScreenshot(argv[0], filename, index);
-}
diff --git a/include/android/sharedmem.h b/include/android/sharedmem.h
index 8f8a931..46d2f4b 100644
--- a/include/android/sharedmem.h
+++ b/include/android/sharedmem.h
@@ -86,21 +86,20 @@
*
* It is a common use case to create a shared memory region, map it read/write locally to intialize
* content, and then send the shared memory to another process with read only access. Code example
- * as below (error handling ommited).
+ * as below (error handling omited).
*
- * \code{.c}
- * int fd = ASharedMemory_create("memory", 128);
*
- * // By default it has PROT_READ | PROT_WRITE | PROT_EXEC.
- * char *buffer = (char *) mmap(NULL, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
+ * int fd = ASharedMemory_create("memory", 128);
*
- * strcpy(buffer, "This is an example."); // trivially initialize content
+ * // By default it has PROT_READ | PROT_WRITE | PROT_EXEC.
+ * char *buffer = (char *) mmap(NULL, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
*
- * // limit access to read only
- * ASharedMemory_setProt(fd, PROT_READ);
+ * strcpy(buffer, "This is an example."); // trivially initialize content
*
- * // share fd with another process here and the other process can only map with PROT_READ.
- * \endcode
+ * // limit access to read only
+ * ASharedMemory_setProt(fd, PROT_READ);
+ *
+ * // share fd with another process here and the other process can only map with PROT_READ.
*
* \param fd file descriptor of the shared memory region.
* \param prot any bitwise-or'ed combination of PROT_READ, PROT_WRITE, PROT_EXEC denoting
diff --git a/include/input/DisplayViewport.h b/include/input/DisplayViewport.h
new file mode 100644
index 0000000..86da4d3
--- /dev/null
+++ b/include/input/DisplayViewport.h
@@ -0,0 +1,104 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef _LIBINPUT_DISPLAY_VIEWPORT_H
+#define _LIBINPUT_DISPLAY_VIEWPORT_H
+
+#include <ui/DisplayInfo.h>
+#include <input/Input.h>
+
+namespace android {
+
+/*
+ * Describes how coordinates are mapped on a physical display.
+ * See com.android.server.display.DisplayViewport.
+ */
+struct DisplayViewport {
+ int32_t displayId; // -1 if invalid
+ int32_t orientation;
+ int32_t logicalLeft;
+ int32_t logicalTop;
+ int32_t logicalRight;
+ int32_t logicalBottom;
+ int32_t physicalLeft;
+ int32_t physicalTop;
+ int32_t physicalRight;
+ int32_t physicalBottom;
+ int32_t deviceWidth;
+ int32_t deviceHeight;
+ String8 uniqueId;
+
+ DisplayViewport() :
+ displayId(ADISPLAY_ID_NONE), orientation(DISPLAY_ORIENTATION_0),
+ logicalLeft(0), logicalTop(0), logicalRight(0), logicalBottom(0),
+ physicalLeft(0), physicalTop(0), physicalRight(0), physicalBottom(0),
+ deviceWidth(0), deviceHeight(0) {
+ }
+
+ bool operator==(const DisplayViewport& other) const {
+ return displayId == other.displayId
+ && orientation == other.orientation
+ && logicalLeft == other.logicalLeft
+ && logicalTop == other.logicalTop
+ && logicalRight == other.logicalRight
+ && logicalBottom == other.logicalBottom
+ && physicalLeft == other.physicalLeft
+ && physicalTop == other.physicalTop
+ && physicalRight == other.physicalRight
+ && physicalBottom == other.physicalBottom
+ && deviceWidth == other.deviceWidth
+ && deviceHeight == other.deviceHeight
+ && uniqueId == other.uniqueId;
+ }
+
+ bool operator!=(const DisplayViewport& other) const {
+ return !(*this == other);
+ }
+
+ inline bool isValid() const {
+ return displayId >= 0;
+ }
+
+ void setNonDisplayViewport(int32_t width, int32_t height) {
+ displayId = ADISPLAY_ID_NONE;
+ orientation = DISPLAY_ORIENTATION_0;
+ logicalLeft = 0;
+ logicalTop = 0;
+ logicalRight = width;
+ logicalBottom = height;
+ physicalLeft = 0;
+ physicalTop = 0;
+ physicalRight = width;
+ physicalBottom = height;
+ deviceWidth = width;
+ deviceHeight = height;
+ uniqueId.clear();
+ }
+};
+
+/**
+ * Describes the different type of viewports supported by input flinger.
+ * Keep in sync with values in InputManagerService.java.
+ */
+enum class ViewportType : int32_t {
+ VIEWPORT_INTERNAL = 1,
+ VIEWPORT_EXTERNAL = 2,
+ VIEWPORT_VIRTUAL = 3,
+};
+
+} // namespace android
+
+#endif // _LIBINPUT_DISPLAY_VIEWPORT_H
diff --git a/include/powermanager/IPowerManager.h b/include/powermanager/IPowerManager.h
index 3230189..3c81f0f 100644
--- a/include/powermanager/IPowerManager.h
+++ b/include/powermanager/IPowerManager.h
@@ -44,10 +44,12 @@
NAP = IBinder::FIRST_CALL_TRANSACTION + 10,
IS_INTERACTIVE = IBinder::FIRST_CALL_TRANSACTION + 11,
IS_POWER_SAVE_MODE = IBinder::FIRST_CALL_TRANSACTION + 12,
- SET_POWER_SAVE_MODE = IBinder::FIRST_CALL_TRANSACTION + 13,
- REBOOT = IBinder::FIRST_CALL_TRANSACTION + 14,
- SHUTDOWN = IBinder::FIRST_CALL_TRANSACTION + 15,
- CRASH = IBinder::FIRST_CALL_TRANSACTION + 16,
+ GET_POWER_SAVE_STATE = IBinder::FIRST_CALL_TRANSACTION + 13,
+ SET_POWER_SAVE_MODE = IBinder::FIRST_CALL_TRANSACTION + 14,
+ REBOOT = IBinder::FIRST_CALL_TRANSACTION + 17,
+ REBOOT_SAFE_MODE = IBinder::FIRST_CALL_TRANSACTION + 18,
+ SHUTDOWN = IBinder::FIRST_CALL_TRANSACTION + 19,
+ CRASH = IBinder::FIRST_CALL_TRANSACTION + 20,
};
DECLARE_META_INTERFACE(PowerManager)
diff --git a/libs/binder/IPCThreadState.cpp b/libs/binder/IPCThreadState.cpp
index d0cd8f2..e832961 100644
--- a/libs/binder/IPCThreadState.cpp
+++ b/libs/binder/IPCThreadState.cpp
@@ -338,6 +338,11 @@
gDisableBackgroundScheduling = disable;
}
+bool IPCThreadState::backgroundSchedulingDisabled()
+{
+ return gDisableBackgroundScheduling;
+}
+
sp<ProcessState> IPCThreadState::process()
{
return mProcess;
diff --git a/libs/binder/Parcel.cpp b/libs/binder/Parcel.cpp
index 39bb078..aec8f10 100644
--- a/libs/binder/Parcel.cpp
+++ b/libs/binder/Parcel.cpp
@@ -211,7 +211,14 @@
{
flat_binder_object obj;
- obj.flags = 0x7f | FLAT_BINDER_FLAG_ACCEPTS_FDS;
+ if (IPCThreadState::self()->backgroundSchedulingDisabled()) {
+ /* minimum priority for all nodes is nice 0 */
+ obj.flags = FLAT_BINDER_FLAG_ACCEPTS_FDS;
+ } else {
+ /* minimum priority for all nodes is MAX_NICE(19) */
+ obj.flags = 0x13 | FLAT_BINDER_FLAG_ACCEPTS_FDS;
+ }
+
if (binder != NULL) {
IBinder *local = binder->localBinder();
if (!local) {
diff --git a/libs/binder/include/binder/IPCThreadState.h b/libs/binder/include/binder/IPCThreadState.h
index 7b826d6..245607e 100644
--- a/libs/binder/include/binder/IPCThreadState.h
+++ b/libs/binder/include/binder/IPCThreadState.h
@@ -83,6 +83,7 @@
// in to it but doesn't want to acquire locks in its services while in
// the background.
static void disableBackgroundScheduling(bool disable);
+ bool backgroundSchedulingDisabled();
// Call blocks until the number of executing binder threads is less than
// the maximum number of binder threads threads allowed for this process.
diff --git a/libs/gui/BufferQueueProducer.cpp b/libs/gui/BufferQueueProducer.cpp
index 8159aef..6a5593c 100644
--- a/libs/gui/BufferQueueProducer.cpp
+++ b/libs/gui/BufferQueueProducer.cpp
@@ -732,6 +732,7 @@
mSlots[*outSlot].mFence = Fence::NO_FENCE;
mSlots[*outSlot].mRequestBufferCalled = true;
mSlots[*outSlot].mAcquireCalled = false;
+ mSlots[*outSlot].mNeedsReallocation = false;
mCore->mActiveBuffers.insert(found);
VALIDATE_CONSISTENCY();
diff --git a/libs/gui/IGraphicBufferProducer.cpp b/libs/gui/IGraphicBufferProducer.cpp
index 74117c8..bca645f 100644
--- a/libs/gui/IGraphicBufferProducer.cpp
+++ b/libs/gui/IGraphicBufferProducer.cpp
@@ -27,6 +27,7 @@
#include <binder/Parcel.h>
#include <binder/IInterface.h>
+#include <gui/BufferQueueDefs.h>
#include <gui/IGraphicBufferProducer.h>
#include <gui/IProducerListener.h>
@@ -220,8 +221,16 @@
if (result != NO_ERROR) {
return result;
}
+
*slot = reply.readInt32();
result = reply.readInt32();
+ if (result == NO_ERROR &&
+ (*slot < 0 || *slot >= BufferQueueDefs::NUM_BUFFER_SLOTS)) {
+ ALOGE("attachBuffer returned invalid slot %d", *slot);
+ android_errorWriteLog(0x534e4554, "37478824");
+ return UNKNOWN_ERROR;
+ }
+
return result;
}
diff --git a/libs/gui/Surface.cpp b/libs/gui/Surface.cpp
index a6d9e66..ff0a5d4 100644
--- a/libs/gui/Surface.cpp
+++ b/libs/gui/Surface.cpp
@@ -476,6 +476,9 @@
{
Mutex::Autolock lock(mMutex);
+ if (mReportRemovedBuffers) {
+ mRemovedBuffers.clear();
+ }
reqWidth = mReqWidth ? mReqWidth : mUserWidth;
reqHeight = mReqHeight ? mReqHeight : mUserHeight;
@@ -513,6 +516,12 @@
return result;
}
+ if (buf < 0 || buf >= NUM_BUFFER_SLOTS) {
+ ALOGE("dequeueBuffer: IGraphicBufferProducer returned invalid slot number %d", buf);
+ android_errorWriteLog(0x534e4554, "36991414"); // SafetyNet logging
+ return FAILED_TRANSACTION;
+ }
+
Mutex::Autolock lock(mMutex);
sp<GraphicBuffer>& gbuf(mSlots[buf].buffer);
@@ -530,7 +539,6 @@
if ((result & IGraphicBufferProducer::BUFFER_NEEDS_REALLOCATION) || gbuf == nullptr) {
if (mReportRemovedBuffers && (gbuf != nullptr)) {
- mRemovedBuffers.clear();
mRemovedBuffers.push_back(gbuf);
}
result = mGraphicBufferProducer->requestBuffer(buf, &gbuf);
@@ -1202,6 +1210,9 @@
}
Mutex::Autolock lock(mMutex);
+ if (mReportRemovedBuffers) {
+ mRemovedBuffers.clear();
+ }
sp<GraphicBuffer> buffer(NULL);
sp<Fence> fence(NULL);
@@ -1218,10 +1229,6 @@
*outFence = Fence::NO_FENCE;
}
- if (mReportRemovedBuffers) {
- mRemovedBuffers.clear();
- }
-
for (int i = 0; i < NUM_BUFFER_SLOTS; i++) {
if (mSlots[i].buffer != NULL &&
mSlots[i].buffer->handle == buffer->handle) {
@@ -1241,6 +1248,9 @@
ALOGV("Surface::attachBuffer");
Mutex::Autolock lock(mMutex);
+ if (mReportRemovedBuffers) {
+ mRemovedBuffers.clear();
+ }
sp<GraphicBuffer> graphicBuffer(static_cast<GraphicBuffer*>(buffer));
uint32_t priorGeneration = graphicBuffer->mGenerationNumber;
@@ -1254,7 +1264,6 @@
return result;
}
if (mReportRemovedBuffers && (mSlots[attachedSlot].buffer != nullptr)) {
- mRemovedBuffers.clear();
mRemovedBuffers.push_back(mSlots[attachedSlot].buffer);
}
mSlots[attachedSlot].buffer = graphicBuffer;
diff --git a/libs/gui/bufferqueue/1.0/H2BGraphicBufferProducer.cpp b/libs/gui/bufferqueue/1.0/H2BGraphicBufferProducer.cpp
index eafd296..fda5b94 100644
--- a/libs/gui/bufferqueue/1.0/H2BGraphicBufferProducer.cpp
+++ b/libs/gui/bufferqueue/1.0/H2BGraphicBufferProducer.cpp
@@ -1141,7 +1141,7 @@
status_t H2BGraphicBufferProducer::setSidebandStream(
const sp<NativeHandle>& stream) {
- return toStatusT(mBase->setSidebandStream(stream->handle()));
+ return toStatusT(mBase->setSidebandStream(stream == nullptr ? nullptr : stream->handle()));
}
void H2BGraphicBufferProducer::allocateBuffers(uint32_t width, uint32_t height,
diff --git a/libs/gui/tests/Surface_test.cpp b/libs/gui/tests/Surface_test.cpp
index 08d6715..fcaa23a 100644
--- a/libs/gui/tests/Surface_test.cpp
+++ b/libs/gui/tests/Surface_test.cpp
@@ -24,6 +24,7 @@
#include <cutils/properties.h>
#include <gui/BufferItemConsumer.h>
#include <gui/IDisplayEventConnection.h>
+#include <gui/IProducerListener.h>
#include <gui/ISurfaceComposer.h>
#include <gui/Surface.h>
#include <gui/SurfaceComposerClient.h>
@@ -320,6 +321,77 @@
ASSERT_EQ(NO_ERROR, window->queueBuffer(window.get(), buffer, fence));
}
+TEST_F(SurfaceTest, GetAndFlushRemovedBuffers) {
+ sp<IGraphicBufferProducer> producer;
+ sp<IGraphicBufferConsumer> consumer;
+ BufferQueue::createBufferQueue(&producer, &consumer);
+
+ sp<DummyConsumer> dummyConsumer(new DummyConsumer);
+ consumer->consumerConnect(dummyConsumer, false);
+ consumer->setConsumerName(String8("TestConsumer"));
+
+ sp<Surface> surface = new Surface(producer);
+ sp<ANativeWindow> window(surface);
+ sp<DummyProducerListener> listener = new DummyProducerListener();
+ ASSERT_EQ(OK, surface->connect(
+ NATIVE_WINDOW_API_CPU,
+ /*listener*/listener,
+ /*reportBufferRemoval*/true));
+ const int BUFFER_COUNT = 4;
+ ASSERT_EQ(NO_ERROR, native_window_set_buffer_count(window.get(), BUFFER_COUNT));
+
+ sp<GraphicBuffer> detachedBuffer;
+ sp<Fence> outFence;
+ int fences[BUFFER_COUNT];
+ ANativeWindowBuffer* buffers[BUFFER_COUNT];
+ // Allocate buffers because detachNextBuffer requires allocated buffers
+ for (int i = 0; i < BUFFER_COUNT; i++) {
+ ASSERT_EQ(NO_ERROR, window->dequeueBuffer(window.get(), &buffers[i], &fences[i]));
+ }
+ for (int i = 0; i < BUFFER_COUNT; i++) {
+ ASSERT_EQ(NO_ERROR, window->cancelBuffer(window.get(), buffers[i], fences[i]));
+ }
+
+ // Test detached buffer is correctly reported
+ ASSERT_EQ(NO_ERROR, surface->detachNextBuffer(&detachedBuffer, &outFence));
+ std::vector<sp<GraphicBuffer>> removedBuffers;
+ ASSERT_EQ(OK, surface->getAndFlushRemovedBuffers(&removedBuffers));
+ ASSERT_EQ(1u, removedBuffers.size());
+ ASSERT_EQ(detachedBuffer->handle, removedBuffers.at(0)->handle);
+ // Test the list is flushed one getAndFlushRemovedBuffers returns
+ ASSERT_EQ(OK, surface->getAndFlushRemovedBuffers(&removedBuffers));
+ ASSERT_EQ(0u, removedBuffers.size());
+
+
+ // Test removed buffer list is cleanup after next dequeueBuffer call
+ ASSERT_EQ(NO_ERROR, surface->detachNextBuffer(&detachedBuffer, &outFence));
+ ASSERT_EQ(NO_ERROR, window->dequeueBuffer(window.get(), &buffers[0], &fences[0]));
+ ASSERT_EQ(OK, surface->getAndFlushRemovedBuffers(&removedBuffers));
+ ASSERT_EQ(0u, removedBuffers.size());
+ ASSERT_EQ(NO_ERROR, window->cancelBuffer(window.get(), buffers[0], fences[0]));
+
+ // Test removed buffer list is cleanup after next detachNextBuffer call
+ ASSERT_EQ(NO_ERROR, surface->detachNextBuffer(&detachedBuffer, &outFence));
+ ASSERT_EQ(NO_ERROR, surface->detachNextBuffer(&detachedBuffer, &outFence));
+ ASSERT_EQ(OK, surface->getAndFlushRemovedBuffers(&removedBuffers));
+ ASSERT_EQ(1u, removedBuffers.size());
+ ASSERT_EQ(detachedBuffer->handle, removedBuffers.at(0)->handle);
+
+ // Re-allocate buffers since all buffers are detached up to now
+ for (int i = 0; i < BUFFER_COUNT; i++) {
+ ASSERT_EQ(NO_ERROR, window->dequeueBuffer(window.get(), &buffers[i], &fences[i]));
+ }
+ for (int i = 0; i < BUFFER_COUNT; i++) {
+ ASSERT_EQ(NO_ERROR, window->cancelBuffer(window.get(), buffers[i], fences[i]));
+ }
+
+ ASSERT_EQ(NO_ERROR, surface->detachNextBuffer(&detachedBuffer, &outFence));
+ ASSERT_EQ(NO_ERROR, surface->attachBuffer(detachedBuffer.get()));
+ ASSERT_EQ(OK, surface->getAndFlushRemovedBuffers(&removedBuffers));
+ // Depends on which slot GraphicBufferProducer impl pick, the attach call might
+ // get 0 or 1 buffer removed.
+ ASSERT_LE(removedBuffers.size(), 1u);
+}
class FakeConsumer : public BnConsumerListener {
public:
diff --git a/libs/hwc2on1adapter/Android.bp b/libs/hwc2on1adapter/Android.bp
index 5d7f660..ec9cbf8 100644
--- a/libs/hwc2on1adapter/Android.bp
+++ b/libs/hwc2on1adapter/Android.bp
@@ -14,7 +14,7 @@
cc_library_shared {
name: "libhwc2on1adapter",
- vendor_available: true,
+ vendor: true,
clang: true,
cppflags: [
diff --git a/libs/hwc2on1adapter/CleanSpec.mk b/libs/hwc2on1adapter/CleanSpec.mk
new file mode 100644
index 0000000..7fc2216
--- /dev/null
+++ b/libs/hwc2on1adapter/CleanSpec.mk
@@ -0,0 +1,52 @@
+# Copyright (C) 2017 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+# If you don't need to do a full clean build but would like to touch
+# a file or delete some intermediate files, add a clean step to the end
+# of the list. These steps will only be run once, if they haven't been
+# run before.
+#
+# E.g.:
+# $(call add-clean-step, touch -c external/sqlite/sqlite3.h)
+# $(call add-clean-step, rm -rf $(PRODUCT_OUT)/obj/STATIC_LIBRARIES/libz_intermediates)
+#
+# Always use "touch -c" and "rm -f" or "rm -rf" to gracefully deal with
+# files that are missing or have been moved.
+#
+# Use $(PRODUCT_OUT) to get to the "out/target/product/blah/" directory.
+# Use $(OUT_DIR) to refer to the "out" directory.
+#
+# If you need to re-do something that's already mentioned, just copy
+# the command and add it to the bottom of the list. E.g., if a change
+# that you made last week required touching a file and a change you
+# made today requires touching the same file, just copy the old
+# touch step and add it to the end of the list.
+#
+# ************************************************
+# NEWER CLEAN STEPS MUST BE AT THE END OF THE LIST
+# ************************************************
+
+# For example:
+#$(call add-clean-step, rm -rf $(OUT_DIR)/target/common/obj/APPS/AndroidTests_intermediates)
+#$(call add-clean-step, rm -rf $(OUT_DIR)/target/common/obj/JAVA_LIBRARIES/core_intermediates)
+#$(call add-clean-step, find $(OUT_DIR) -type f -name "IGTalkSession*" -print0 | xargs -0 rm -f)
+#$(call add-clean-step, rm -rf $(PRODUCT_OUT)/data/*)
+
+# ************************************************
+# NEWER CLEAN STEPS MUST BE AT THE END OF THE LIST
+# ************************************************
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/obj/SHARED_LIBRARIES/libhwc2on1adapter_intermediates)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/lib/libhwc2on1adapter.so)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/lib64/libhwc2on1adapter.so)
diff --git a/libs/nativewindow/AHardwareBuffer.cpp b/libs/nativewindow/AHardwareBuffer.cpp
index 80c5ec2..c0602e7 100644
--- a/libs/nativewindow/AHardwareBuffer.cpp
+++ b/libs/nativewindow/AHardwareBuffer.cpp
@@ -179,12 +179,17 @@
memcpy(fdData, fds.get(), sizeof(int) * fdCount);
msg.msg_controllen = cmsg->cmsg_len;
- int result = sendmsg(socketFd, &msg, 0);
- if (result <= 0) {
+ int result;
+ do {
+ result = sendmsg(socketFd, &msg, 0);
+ } while (result == -1 && errno == EINTR);
+ if (result == -1) {
+ result = errno;
ALOGE("Error writing AHardwareBuffer to socket: error %#x (%s)",
- result, strerror(errno));
- return result;
+ result, strerror(result));
+ return -result;
}
+
return NO_ERROR;
}
@@ -206,11 +211,15 @@
.msg_iovlen = 1,
};
- int result = recvmsg(socketFd, &msg, 0);
- if (result <= 0) {
+ int result;
+ do {
+ result = recvmsg(socketFd, &msg, 0);
+ } while (result == -1 && errno == EINTR);
+ if (result == -1) {
+ result = errno;
ALOGE("Error reading AHardwareBuffer from socket: error %#x (%s)",
- result, strerror(errno));
- return result;
+ result, strerror(result));
+ return -result;
}
if (msg.msg_iovlen != 1) {
diff --git a/libs/nativewindow/include/android/native_window.h b/libs/nativewindow/include/android/native_window.h
index a12bdd7..5290dd5 100644
--- a/libs/nativewindow/include/android/native_window.h
+++ b/libs/nativewindow/include/android/native_window.h
@@ -21,6 +21,7 @@
/**
* @file native_window.h
+ * @brief API for accessing a native window.
*/
#ifndef ANDROID_NATIVE_WINDOW_H
@@ -71,16 +72,16 @@
struct ANativeWindow;
/**
- * {@link ANativeWindow} is opaque type that provides access to a native window.
+ * Opaque type that provides access to a native window.
*
- * A pointer can be obtained using ANativeWindow_fromSurface().
+ * A pointer can be obtained using {@link ANativeWindow_fromSurface()}.
*/
typedef struct ANativeWindow ANativeWindow;
/**
- * {@link ANativeWindow} is a struct that represents a windows buffer.
+ * Struct that represents a windows buffer.
*
- * A pointer can be obtained using ANativeWindow_lock().
+ * A pointer can be obtained using {@link ANativeWindow_lock()}.
*/
typedef struct ANativeWindow_Buffer {
// The number of pixels that are show horizontally.
@@ -90,10 +91,10 @@
int32_t height;
// The number of *pixels* that a line in the buffer takes in
- // memory. This may be >= width.
+ // memory. This may be >= width.
int32_t stride;
- // The format of the buffer. One of AHARDWAREBUFFER_FORMAT_*
+ // The format of the buffer. One of AHARDWAREBUFFER_FORMAT_*
int32_t format;
// The actual bits.
@@ -104,49 +105,53 @@
} ANativeWindow_Buffer;
/**
- * Acquire a reference on the given ANativeWindow object. This prevents the object
+ * Acquire a reference on the given {@link ANativeWindow} object. This prevents the object
* from being deleted until the reference is removed.
*/
void ANativeWindow_acquire(ANativeWindow* window);
/**
- * Remove a reference that was previously acquired with ANativeWindow_acquire().
+ * Remove a reference that was previously acquired with {@link ANativeWindow_acquire()}.
*/
void ANativeWindow_release(ANativeWindow* window);
/**
- * Return the current width in pixels of the window surface. Returns a
- * negative value on error.
+ * Return the current width in pixels of the window surface.
+ *
+ * \return negative value on error.
*/
int32_t ANativeWindow_getWidth(ANativeWindow* window);
/**
- * Return the current height in pixels of the window surface. Returns a
- * negative value on error.
+ * Return the current height in pixels of the window surface.
+ *
+ * \return a negative value on error.
*/
int32_t ANativeWindow_getHeight(ANativeWindow* window);
/**
- * Return the current pixel format (AHARDWAREBUFFER_FORMAT_*) of the window surface. Returns a
- * negative value on error.
+ * Return the current pixel format (AHARDWAREBUFFER_FORMAT_*) of the window surface.
+ *
+ * \return a negative value on error.
*/
int32_t ANativeWindow_getFormat(ANativeWindow* window);
/**
* Change the format and size of the window buffers.
*
- * format: one of AHARDWAREBUFFER_FORMAT_ constants
- *
* The width and height control the number of pixels in the buffers, not the
- * dimensions of the window on screen. If these are different than the
- * window's physical size, then it buffer will be scaled to match that size
- * when compositing it to the screen.
+ * dimensions of the window on screen. If these are different than the
+ * window's physical size, then its buffer will be scaled to match that size
+ * when compositing it to the screen. The width and height must be either both zero
+ * or both non-zero.
*
* For all of these parameters, if 0 is supplied then the window's base
* value will come back in force.
*
- * width and height must be either both zero or both non-zero.
- *
+ * \param width width of the buffers in pixels.
+ * \param height height of the buffers in pixels.
+ * \param format one of AHARDWAREBUFFER_FORMAT_* constants.
+ * \return 0 for success, or a negative value on error.
*/
int32_t ANativeWindow_setBuffersGeometry(ANativeWindow* window,
int32_t width, int32_t height, int32_t format);
@@ -157,7 +162,9 @@
* function, it contains the dirty region, that is, the region the caller
* intends to redraw. When the function returns, inOutDirtyBounds is updated
* with the actual area the caller needs to redraw -- this region is often
- * extended by ANativeWindow_lock.
+ * extended by {@link ANativeWindow_lock}.
+ *
+ * \return 0 for success, or a negative value on error.
*/
int32_t ANativeWindow_lock(ANativeWindow* window, ANativeWindow_Buffer* outBuffer,
ARect* inOutDirtyBounds);
@@ -165,6 +172,8 @@
/**
* Unlock the window's drawing surface after previously locking it,
* posting the new buffer to the display.
+ *
+ * \return 0 for success, or a negative value on error.
*/
int32_t ANativeWindow_unlockAndPost(ANativeWindow* window);
@@ -173,9 +182,8 @@
/**
* Set a transform that will be applied to future buffers posted to the window.
*
- * @param transform combination of {@link ANativeWindowTransform} flags
- * @return 0 if successful
- * @return -EINVAL if @param transform is invalid
+ * \param transform combination of {@link ANativeWindowTransform} flags
+ * \return 0 for success, or -EINVAL if \p transform is invalid
*/
int32_t ANativeWindow_setBuffersTransform(ANativeWindow* window, int32_t transform);
diff --git a/libs/ui/Android.bp b/libs/ui/Android.bp
index 5ccf178..406968d 100644
--- a/libs/ui/Android.bp
+++ b/libs/ui/Android.bp
@@ -72,6 +72,7 @@
"libhardware",
"libhidlbase",
"libhidltransport",
+ "libhwbinder",
"libsync",
"libutils",
"liblog",
diff --git a/libs/ui/Fence.cpp b/libs/ui/Fence.cpp
index 02d4137..b67f4d9 100644
--- a/libs/ui/Fence.cpp
+++ b/libs/ui/Fence.cpp
@@ -165,7 +165,7 @@
return INVALID_OPERATION;
}
- if (size < 1) {
+ if (size < getFlattenedSize()) {
return NO_MEMORY;
}
diff --git a/libs/ui/Gralloc2.cpp b/libs/ui/Gralloc2.cpp
index f8d9401..87dbaf4 100644
--- a/libs/ui/Gralloc2.cpp
+++ b/libs/ui/Gralloc2.cpp
@@ -16,6 +16,7 @@
#define LOG_TAG "Gralloc2"
+#include <hwbinder/IPCThreadState.h>
#include <ui/Gralloc2.h>
#include <log/log.h>
@@ -241,6 +242,9 @@
*outStride = tmpStride;
});
+ // make sure the kernel driver sees BC_FREE_BUFFER and closes the fds now
+ hardware::IPCThreadState::self()->flushCommands();
+
return (ret.isOk()) ? error : kTransactionError;
}
diff --git a/libs/ui/GraphicsEnv.cpp b/libs/ui/GraphicsEnv.cpp
index 1d20424..8182c07 100644
--- a/libs/ui/GraphicsEnv.cpp
+++ b/libs/ui/GraphicsEnv.cpp
@@ -23,6 +23,11 @@
#include <log/log.h>
#include <nativeloader/dlext_namespaces.h>
+// TODO(b/37049319) Get this from a header once one exists
+extern "C" {
+ android_namespace_t* android_get_exported_namespace(const char*);
+}
+
namespace android {
/*static*/ GraphicsEnv& GraphicsEnv::getInstance() {
@@ -43,33 +48,19 @@
android_namespace_t* GraphicsEnv::getDriverNamespace() {
static std::once_flag once;
std::call_once(once, [this]() {
- // TODO; In the next version of Android, all graphics drivers will be
- // loaded into a custom namespace. To minimize risk for this release,
- // only updated drivers use a custom namespace.
- //
- // Additionally, the custom namespace will be
- // ANDROID_NAMESPACE_TYPE_ISOLATED, and will only have access to a
- // subset of the system.
if (mDriverPath.empty())
return;
-
- char defaultPath[PATH_MAX];
- android_get_LD_LIBRARY_PATH(defaultPath, sizeof(defaultPath));
- size_t defaultPathLen = strlen(defaultPath);
-
- std::string path;
- path.reserve(mDriverPath.size() + 1 + defaultPathLen);
- path.append(mDriverPath);
- path.push_back(':');
- path.append(defaultPath, defaultPathLen);
-
- mDriverNamespace = android_create_namespace(
- "gfx driver",
- nullptr, // ld_library_path
- path.c_str(), // default_library_path
- ANDROID_NAMESPACE_TYPE_SHARED,
- nullptr, // permitted_when_isolated_path
- nullptr); // parent
+ // If the sphal namespace isn't configured for a device, don't support updatable drivers.
+ // We need a parent namespace to inherit the default search path from.
+ auto sphalNamespace = android_get_exported_namespace("sphal");
+ if (!sphalNamespace) return;
+ mDriverNamespace = android_create_namespace("gfx driver",
+ nullptr, // ld_library_path
+ mDriverPath.c_str(), // default_library_path
+ ANDROID_NAMESPACE_TYPE_SHARED |
+ ANDROID_NAMESPACE_TYPE_ISOLATED,
+ nullptr, // permitted_when_isolated_path
+ sphalNamespace);
});
return mDriverNamespace;
}
diff --git a/libs/vr/libbufferhub/buffer_hub_client.cpp b/libs/vr/libbufferhub/buffer_hub_client.cpp
index a1f952e..b9a53b0 100644
--- a/libs/vr/libbufferhub/buffer_hub_client.cpp
+++ b/libs/vr/libbufferhub/buffer_hub_client.cpp
@@ -9,7 +9,6 @@
#include <pdx/default_transport/client_channel.h>
#include <pdx/default_transport/client_channel_factory.h>
-#include <private/dvr/platform_defines.h>
#include "include/private/dvr/bufferhub_rpc.h"
@@ -18,15 +17,6 @@
using android::pdx::rpc::WrapBuffer;
using android::pdx::Status;
-namespace {
-
-// TODO(hendrikw): These flags can not be hard coded.
-constexpr int kUncachedBlobUsageFlags = GRALLOC_USAGE_SW_READ_RARELY |
- GRALLOC_USAGE_SW_WRITE_RARELY |
- GRALLOC_USAGE_PRIVATE_UNCACHED;
-
-} // anonymous namespace
-
namespace android {
namespace dvr {
@@ -53,44 +43,34 @@
int BufferHubBuffer::ImportBuffer() {
ATRACE_NAME("BufferHubBuffer::ImportBuffer");
- Status<std::vector<NativeBufferHandle<LocalHandle>>> status =
- InvokeRemoteMethod<BufferHubRPC::GetBuffers>();
+ Status<NativeBufferHandle<LocalHandle>> status =
+ InvokeRemoteMethod<BufferHubRPC::GetBuffer>();
if (!status) {
- ALOGE("BufferHubBuffer::ImportBuffer: Failed to get buffers: %s",
+ ALOGE("BufferHubBuffer::ImportBuffer: Failed to get buffer: %s",
status.GetErrorMessage().c_str());
return -status.error();
- } else if (status.get().empty()) {
- ALOGE(
- "BufferHubBuffer::ImportBuffer: Expected to receive at least one "
- "buffer handle but got zero!");
+ } else if (status.get().id() < 0) {
+ ALOGE("BufferHubBuffer::ImportBuffer: Received an invalid id!");
return -EIO;
}
- auto buffer_handles = status.take();
+ auto buffer_handle = status.take();
- // Stash the buffer id to replace the value in id_. All sub-buffers of a
- // buffer hub buffer have the same id.
- const int new_id = buffer_handles[0].id();
+ // Stash the buffer id to replace the value in id_.
+ const int new_id = buffer_handle.id();
- // Import all of the buffers.
- std::vector<IonBuffer> ion_buffers;
- for (auto& handle : buffer_handles) {
- const size_t i = &handle - buffer_handles.data();
- ALOGD_IF(
- TRACE,
- "BufferHubBuffer::ImportBuffer: i=%zu id=%d FdCount=%zu IntCount=%zu",
- i, handle.id(), handle.FdCount(), handle.IntCount());
+ // Import the buffer.
+ IonBuffer ion_buffer;
+ ALOGD_IF(
+ TRACE, "BufferHubBuffer::ImportBuffer: id=%d FdCount=%zu IntCount=%zu",
+ buffer_handle.id(), buffer_handle.FdCount(), buffer_handle.IntCount());
- IonBuffer buffer;
- const int ret = handle.Import(&buffer);
- if (ret < 0)
- return ret;
+ const int ret = buffer_handle.Import(&ion_buffer);
+ if (ret < 0)
+ return ret;
- ion_buffers.emplace_back(std::move(buffer));
- }
-
- // If all imports succeed, replace the previous buffers and id.
- slices_ = std::move(ion_buffers);
+ // If the import succeeds, replace the previous buffer and id.
+ buffer_ = std::move(ion_buffer);
id_ = new_id;
return 0;
}
@@ -102,34 +82,23 @@
}
int BufferHubBuffer::Lock(int usage, int x, int y, int width, int height,
- void** address, size_t index) {
- return slices_[index].Lock(usage, x, y, width, height, address);
+ void** address) {
+ return buffer_.Lock(usage, x, y, width, height, address);
}
-int BufferHubBuffer::Unlock(size_t index) { return slices_[index].Unlock(); }
+int BufferHubBuffer::Unlock() { return buffer_.Unlock(); }
int BufferHubBuffer::GetBlobReadWritePointer(size_t size, void** addr) {
int width = static_cast<int>(size);
int height = 1;
- // TODO(hendrikw): These flags can not be hard coded.
- constexpr int usage = GRALLOC_USAGE_SW_READ_RARELY |
- GRALLOC_USAGE_SW_WRITE_RARELY |
- GRALLOC_USAGE_PRIVATE_UNCACHED;
- int ret = Lock(usage, 0, 0, width, height, addr);
+ int ret = Lock(usage(), 0, 0, width, height, addr);
if (ret == 0)
Unlock();
return ret;
}
int BufferHubBuffer::GetBlobReadOnlyPointer(size_t size, void** addr) {
- int width = static_cast<int>(size);
- int height = 1;
- constexpr int usage =
- GRALLOC_USAGE_SW_READ_RARELY | GRALLOC_USAGE_PRIVATE_UNCACHED;
- int ret = Lock(usage, 0, 0, width, height, addr);
- if (ret == 0)
- Unlock();
- return ret;
+ return GetBlobReadWritePointer(size, addr);
}
void BufferHubBuffer::GetBlobFds(int* fds, size_t* fds_count,
@@ -199,26 +168,24 @@
}
BufferProducer::BufferProducer(uint32_t width, uint32_t height, uint32_t format,
- uint32_t usage, size_t metadata_size,
- size_t slice_count)
- : BufferProducer(width, height, format, usage, usage, metadata_size,
- slice_count) {}
+ uint32_t usage, size_t metadata_size)
+ : BufferProducer(width, height, format, usage, usage, metadata_size) {}
BufferProducer::BufferProducer(uint32_t width, uint32_t height, uint32_t format,
uint64_t producer_usage, uint64_t consumer_usage,
- size_t metadata_size, size_t slice_count)
+ size_t metadata_size)
: BASE(BufferHubRPC::kClientPath) {
ATRACE_NAME("BufferProducer::BufferProducer");
ALOGD_IF(TRACE,
"BufferProducer::BufferProducer: fd=%d width=%u height=%u format=%u "
"producer_usage=%" PRIx64 " consumer_usage=%" PRIx64
- " metadata_size=%zu slice_count=%zu",
+ " metadata_size=%zu",
event_fd(), width, height, format, producer_usage, consumer_usage,
- metadata_size, slice_count);
+ metadata_size);
+ // (b/37881101) Deprecate producer/consumer usage
auto status = InvokeRemoteMethod<BufferHubRPC::CreateBuffer>(
- width, height, format, producer_usage, consumer_usage, metadata_size,
- slice_count);
+ width, height, format, (producer_usage | consumer_usage), metadata_size);
if (!status) {
ALOGE(
"BufferProducer::BufferProducer: Failed to create producer buffer: %s",
@@ -239,27 +206,27 @@
BufferProducer::BufferProducer(const std::string& name, int user_id,
int group_id, uint32_t width, uint32_t height,
uint32_t format, uint32_t usage,
- size_t meta_size_bytes, size_t slice_count)
+ size_t meta_size_bytes)
: BufferProducer(name, user_id, group_id, width, height, format, usage,
- usage, meta_size_bytes, slice_count) {}
+ usage, meta_size_bytes) {}
BufferProducer::BufferProducer(const std::string& name, int user_id,
int group_id, uint32_t width, uint32_t height,
uint32_t format, uint64_t producer_usage,
- uint64_t consumer_usage, size_t meta_size_bytes,
- size_t slice_count)
+ uint64_t consumer_usage, size_t meta_size_bytes)
: BASE(BufferHubRPC::kClientPath) {
ATRACE_NAME("BufferProducer::BufferProducer");
ALOGD_IF(TRACE,
"BufferProducer::BufferProducer: fd=%d name=%s user_id=%d "
"group_id=%d width=%u height=%u format=%u producer_usage=%" PRIx64
- " consumer_usage=%" PRIx64 " meta_size_bytes=%zu slice_count=%zu",
+ " consumer_usage=%" PRIx64 " meta_size_bytes=%zu",
event_fd(), name.c_str(), user_id, group_id, width, height, format,
- producer_usage, consumer_usage, meta_size_bytes, slice_count);
+ producer_usage, consumer_usage, meta_size_bytes);
+ // (b/37881101) Deprecate producer/consumer usage
auto status = InvokeRemoteMethod<BufferHubRPC::CreatePersistentBuffer>(
- name, user_id, group_id, width, height, format, producer_usage,
- consumer_usage, meta_size_bytes, slice_count);
+ name, user_id, group_id, width, height, format,
+ (producer_usage | consumer_usage), meta_size_bytes);
if (!status) {
ALOGE(
"BufferProducer::BufferProducer: Failed to create/get persistent "
@@ -294,10 +261,11 @@
const int height = 1;
const int format = HAL_PIXEL_FORMAT_BLOB;
const size_t meta_size_bytes = 0;
- const size_t slice_count = 1;
+
+ // (b/37881101) Deprecate producer/consumer usage
auto status = InvokeRemoteMethod<BufferHubRPC::CreateBuffer>(
- width, height, format, producer_usage, consumer_usage, meta_size_bytes,
- slice_count);
+ width, height, format, (producer_usage | consumer_usage),
+ meta_size_bytes);
if (!status) {
ALOGE("BufferProducer::BufferProducer: Failed to create blob: %s",
status.GetErrorMessage().c_str());
@@ -332,10 +300,11 @@
const int height = 1;
const int format = HAL_PIXEL_FORMAT_BLOB;
const size_t meta_size_bytes = 0;
- const size_t slice_count = 1;
+
+ // (b/37881101) Deprecate producer/consumer usage
auto status = InvokeRemoteMethod<BufferHubRPC::CreatePersistentBuffer>(
- name, user_id, group_id, width, height, format, producer_usage,
- consumer_usage, meta_size_bytes, slice_count);
+ name, user_id, group_id, width, height, format,
+ (producer_usage | consumer_usage), meta_size_bytes);
if (!status) {
ALOGE(
"BufferProducer::BufferProducer: Failed to create persistent "
@@ -439,16 +408,5 @@
InvokeRemoteMethod<BufferHubRPC::ProducerRemovePersistence>());
}
-std::unique_ptr<BufferProducer> BufferProducer::CreateUncachedBlob(
- size_t size) {
- return BufferProducer::Create(kUncachedBlobUsageFlags, size);
-}
-
-std::unique_ptr<BufferProducer> BufferProducer::CreatePersistentUncachedBlob(
- const std::string& name, int user_id, int group_id, size_t size) {
- return BufferProducer::Create(name, user_id, group_id,
- kUncachedBlobUsageFlags, size);
-}
-
} // namespace dvr
} // namespace android
diff --git a/libs/vr/libbufferhub/include/private/dvr/buffer_hub_client.h b/libs/vr/libbufferhub/include/private/dvr/buffer_hub_client.h
index dbd4110..be20e72 100644
--- a/libs/vr/libbufferhub/include/private/dvr/buffer_hub_client.h
+++ b/libs/vr/libbufferhub/include/private/dvr/buffer_hub_client.h
@@ -32,20 +32,11 @@
// the usage is software then |addr| will be updated to point to the address
// of the buffer in virtual memory. The caller should only access/modify the
// pixels in the specified area. anything else is undefined behavior.
- int Lock(int usage, int x, int y, int width, int height, void** addr,
- size_t index);
+ int Lock(int usage, int x, int y, int width, int height, void** addr);
// Must be called after Lock() when the caller has finished changing the
// buffer.
- int Unlock(size_t index);
-
- // Helper for when index is 0.
- int Lock(int usage, int x, int y, int width, int height, void** addr) {
- return Lock(usage, x, y, width, height, addr, 0);
- }
-
- // Helper for when index is 0.
- int Unlock() { return Unlock(0); }
+ int Unlock();
// Gets a blob buffer that was created with BufferProducer::CreateBlob.
// Locking and Unlocking is handled internally. There's no need to Unlock
@@ -85,38 +76,27 @@
}
native_handle_t* native_handle() const {
- return const_cast<native_handle_t*>(slices_[0].handle());
- }
- // If index is greater than or equal to slice_count(), the result is
- // undefined.
- native_handle_t* native_handle(size_t index) const {
- return const_cast<native_handle_t*>(slices_[index].handle());
+ return const_cast<native_handle_t*>(buffer_.handle());
}
- IonBuffer* buffer() { return &slices_[0]; }
- const IonBuffer* buffer() const { return &slices_[0]; }
+ IonBuffer* buffer() { return &buffer_; }
+ const IonBuffer* buffer() const { return &buffer_; }
- // If index is greater than or equal to slice_count(), the result is
- // undefined.
- IonBuffer* slice(size_t index) { return &slices_[index]; }
- const IonBuffer* slice(size_t index) const { return &slices_[index]; }
-
- int slice_count() const { return static_cast<int>(slices_.size()); }
int id() const { return id_; }
// The following methods return settings of the first buffer. Currently,
// it is only possible to create multi-buffer BufferHubBuffers with the same
// settings.
- uint32_t width() const { return slices_[0].width(); }
- uint32_t height() const { return slices_[0].height(); }
- uint32_t stride() const { return slices_[0].stride(); }
- uint32_t format() const { return slices_[0].format(); }
- uint32_t usage() const { return slices_[0].usage(); }
- uint32_t layer_count() const { return slices_[0].layer_count(); }
+ uint32_t width() const { return buffer_.width(); }
+ uint32_t height() const { return buffer_.height(); }
+ uint32_t stride() const { return buffer_.stride(); }
+ uint32_t format() const { return buffer_.format(); }
+ uint32_t usage() const { return buffer_.usage(); }
+ uint32_t layer_count() const { return buffer_.layer_count(); }
// TODO(b/37881101) Clean up producer/consumer usage.
- uint64_t producer_usage() const { return slices_[0].usage(); }
- uint64_t consumer_usage() const { return slices_[0].usage(); }
+ uint64_t producer_usage() const { return buffer_.usage(); }
+ uint64_t consumer_usage() const { return buffer_.usage(); }
protected:
explicit BufferHubBuffer(LocalChannelHandle channel);
@@ -135,9 +115,7 @@
// or any other functional purpose as a security precaution.
int id_;
- // A BufferHubBuffer may contain multiple slices of IonBuffers with same
- // configurations.
- std::vector<IonBuffer> slices_;
+ IonBuffer buffer_;
};
// This represents a writable buffer. Calling Post notifies all clients and
@@ -153,15 +131,6 @@
// The API also assumes that metadata is a serializable type (plain old data).
class BufferProducer : public pdx::ClientBase<BufferProducer, BufferHubBuffer> {
public:
- // Create a buffer designed to hold arbitrary bytes that can be read and
- // written from CPU, GPU and DSP. The buffer is mapped uncached so that CPU
- // reads and writes are predictable.
- static std::unique_ptr<BufferProducer> CreateUncachedBlob(size_t size);
-
- // Creates a persistent uncached buffer with the given name and access.
- static std::unique_ptr<BufferProducer> CreatePersistentUncachedBlob(
- const std::string& name, int user_id, int group_id, size_t size);
-
// Imports a bufferhub producer channel, assuming ownership of its handle.
static std::unique_ptr<BufferProducer> Import(LocalChannelHandle channel);
static std::unique_ptr<BufferProducer> Import(
@@ -224,11 +193,10 @@
// Constructs a buffer with the given geometry and parameters.
BufferProducer(uint32_t width, uint32_t height, uint32_t format,
- uint32_t usage, size_t metadata_size = 0,
- size_t slice_count = 1);
+ uint32_t usage, size_t metadata_size = 0);
BufferProducer(uint32_t width, uint32_t height, uint32_t format,
uint64_t producer_usage, uint64_t consumer_usage,
- size_t metadata_size, size_t slice_count);
+ size_t metadata_size);
// Constructs a persistent buffer with the given geometry and parameters and
// binds it to |name| in one shot. If a persistent buffer with the same name
@@ -244,12 +212,11 @@
// effective user or group id of the calling process.
BufferProducer(const std::string& name, int user_id, int group_id,
uint32_t width, uint32_t height, uint32_t format,
- uint32_t usage, size_t metadata_size = 0,
- size_t slice_count = 1);
+ uint32_t usage, size_t metadata_size = 0);
BufferProducer(const std::string& name, int user_id, int group_id,
uint32_t width, uint32_t height, uint32_t format,
uint64_t producer_usage, uint64_t consumer_usage,
- size_t metadata_size, size_t slice_count);
+ size_t meta_size_bytes);
// Constructs a blob (flat) buffer with the given usage flags.
BufferProducer(uint32_t usage, size_t size);
diff --git a/libs/vr/libbufferhub/include/private/dvr/bufferhub_rpc.h b/libs/vr/libbufferhub/include/private/dvr/bufferhub_rpc.h
index 02e9f27..ffdc9e2 100644
--- a/libs/vr/libbufferhub/include/private/dvr/bufferhub_rpc.h
+++ b/libs/vr/libbufferhub/include/private/dvr/bufferhub_rpc.h
@@ -23,9 +23,9 @@
stride_(buffer.stride()),
width_(buffer.width()),
height_(buffer.height()),
+ layer_count_(buffer.layer_count()),
format_(buffer.format()),
- producer_usage_(buffer.usage()),
- consumer_usage_(buffer.usage()) {
+ usage_(buffer.usage()) {
// Populate the fd and int vectors: native_handle->data[] is an array of fds
// followed by an array of opaque ints.
const int fd_count = buffer.handle()->numFds;
@@ -48,11 +48,10 @@
for (const auto& fd : fds_)
fd_ints.push_back(fd.Get());
- // TODO(b/37881101) Get rid of producer/consumer usage.
const int ret =
buffer->Import(fd_ints.data(), fd_ints.size(), opaque_ints_.data(),
- opaque_ints_.size(), width_, height_, stride_, format_,
- (producer_usage_ | consumer_usage_));
+ opaque_ints_.size(), width_, height_, layer_count_,
+ stride_, format_, usage_);
if (ret < 0)
return ret;
@@ -75,21 +74,20 @@
uint32_t stride_;
uint32_t width_;
uint32_t height_;
+ uint32_t layer_count_;
uint32_t format_;
- uint64_t producer_usage_;
- uint64_t consumer_usage_;
+ uint64_t usage_;
std::vector<int> opaque_ints_;
std::vector<FileHandleType> fds_;
void Clear() {
id_ = -1;
- stride_ = width_ = height_ = format_ = producer_usage_ = consumer_usage_ =
- 0;
+ stride_ = width_ = height_ = format_ = usage_ = 0;
}
PDX_SERIALIZABLE_MEMBERS(NativeBufferHandle<FileHandleType>, id_, stride_,
- width_, height_, format_, producer_usage_,
- consumer_usage_, opaque_ints_, fds_);
+ width_, height_, layer_count_, format_, usage_,
+ opaque_ints_, fds_);
NativeBufferHandle(const NativeBufferHandle&) = delete;
void operator=(const NativeBufferHandle&) = delete;
@@ -140,20 +138,14 @@
};
struct UsagePolicy {
- uint64_t producer_set_mask;
- uint64_t producer_clear_mask;
- uint64_t producer_deny_set_mask;
- uint64_t producer_deny_clear_mask;
- uint64_t consumer_set_mask;
- uint64_t consumer_clear_mask;
- uint64_t consumer_deny_set_mask;
- uint64_t consumer_deny_clear_mask;
+ uint64_t usage_set_mask;
+ uint64_t usage_clear_mask;
+ uint64_t usage_deny_set_mask;
+ uint64_t usage_deny_clear_mask;
private:
- PDX_SERIALIZABLE_MEMBERS(UsagePolicy, producer_set_mask, producer_clear_mask,
- producer_deny_set_mask, producer_deny_clear_mask,
- consumer_set_mask, consumer_clear_mask,
- consumer_deny_set_mask, consumer_deny_clear_mask);
+ PDX_SERIALIZABLE_MEMBERS(UsagePolicy, usage_set_mask, usage_clear_mask,
+ usage_deny_set_mask, usage_deny_clear_mask);
};
// BufferHub Service RPC interface. Defines the endpoints, op codes, and method
@@ -177,7 +169,6 @@
kOpCreatePersistentBuffer,
kOpGetPersistentBuffer,
kOpGetBuffer,
- kOpGetBuffers,
kOpNewConsumer,
kOpProducerMakePersistent,
kOpProducerRemovePersistence,
@@ -203,19 +194,15 @@
// Methods.
PDX_REMOTE_METHOD(CreateBuffer, kOpCreateBuffer,
void(uint32_t width, uint32_t height, uint32_t format,
- uint64_t producer_usage, uint64_t consumer_usage,
- size_t meta_size_bytes, size_t slice_count));
+ uint64_t usage, size_t meta_size_bytes));
PDX_REMOTE_METHOD(CreatePersistentBuffer, kOpCreatePersistentBuffer,
void(const std::string& name, int user_id, int group_id,
uint32_t width, uint32_t height, uint32_t format,
- uint64_t producer_usage, uint64_t consumer_usage,
- size_t meta_size_bytes, size_t slice_count));
+ uint64_t usage, size_t meta_size_bytes));
PDX_REMOTE_METHOD(GetPersistentBuffer, kOpGetPersistentBuffer,
void(const std::string& name));
PDX_REMOTE_METHOD(GetBuffer, kOpGetBuffer,
- NativeBufferHandle<LocalHandle>(unsigned index));
- PDX_REMOTE_METHOD(GetBuffers, kOpGetBuffers,
- std::vector<NativeBufferHandle<LocalHandle>>(Void));
+ NativeBufferHandle<LocalHandle>(Void));
PDX_REMOTE_METHOD(NewConsumer, kOpNewConsumer, LocalChannelHandle(Void));
PDX_REMOTE_METHOD(ProducerMakePersistent, kOpProducerMakePersistent,
void(const std::string& name, int user_id, int group_id));
@@ -240,9 +227,8 @@
PDX_REMOTE_METHOD(ProducerQueueAllocateBuffers,
kOpProducerQueueAllocateBuffers,
std::vector<std::pair<LocalChannelHandle, size_t>>(
- uint32_t width, uint32_t height, uint32_t format,
- uint64_t producer_usage, uint64_t consumer_usage,
- size_t slice_count, size_t buffer_count));
+ uint32_t width, uint32_t height, uint32_t layer_count,
+ uint32_t format, uint64_t usage, size_t buffer_count));
PDX_REMOTE_METHOD(ProducerQueueDetachBuffer, kOpProducerQueueDetachBuffer,
void(size_t slot));
PDX_REMOTE_METHOD(ConsumerQueueImportBuffers, kOpConsumerQueueImportBuffers,
diff --git a/libs/vr/libbufferhub/include/private/dvr/ion_buffer.h b/libs/vr/libbufferhub/include/private/dvr/ion_buffer.h
index 72c8d81..0d337f7 100644
--- a/libs/vr/libbufferhub/include/private/dvr/ion_buffer.h
+++ b/libs/vr/libbufferhub/include/private/dvr/ion_buffer.h
@@ -16,8 +16,8 @@
IonBuffer(buffer_handle_t handle, uint32_t width, uint32_t height,
uint32_t stride, uint32_t format, uint64_t usage);
IonBuffer(buffer_handle_t handle, uint32_t width, uint32_t height,
- uint32_t layer_count, uint32_t stride, uint32_t layer_stride,
- uint32_t format, uint64_t usage);
+ uint32_t layer_count, uint32_t stride, uint32_t format,
+ uint64_t usage);
~IonBuffer();
IonBuffer(IonBuffer&& other);
@@ -31,25 +31,29 @@
// previous native handle if necessary. Returns 0 on success or a negative
// errno code otherwise. If allocation fails the previous native handle is
// left intact.
- int Alloc(uint32_t width, uint32_t height, uint32_t format, uint64_t usage);
+ int Alloc(uint32_t width, uint32_t height, uint32_t layer_count,
+ uint32_t format, uint64_t usage);
// Resets the underlying native handle and parameters, freeing the previous
// native handle if necessary.
void Reset(buffer_handle_t handle, uint32_t width, uint32_t height,
- uint32_t stride, uint32_t format, uint64_t usage);
+ uint32_t layer_count, uint32_t stride, uint32_t format,
+ uint64_t usage);
// Like Reset but also registers the native handle, which is necessary for
// native handles received over IPC. Returns 0 on success or a negative errno
// code otherwise. If import fails the previous native handle is left intact.
int Import(buffer_handle_t handle, uint32_t width, uint32_t height,
- uint32_t stride, uint32_t format, uint64_t usage);
+ uint32_t layer_count, uint32_t stride, uint32_t format,
+ uint64_t usage);
// Like Reset but imports a native handle from raw fd and int arrays. Returns
// 0 on success or a negative errno code otherwise. If import fails the
// previous native handle is left intact.
int Import(const int* fd_array, int fd_count, const int* int_array,
- int int_count, uint32_t width, uint32_t height, uint32_t stride,
- uint32_t format, uint64_t usage);
+ int int_count, uint32_t width, uint32_t height,
+ uint32_t layer_count, uint32_t stride, uint32_t format,
+ uint64_t usage);
// Duplicates the native handle underlying |other| and then imports it. This
// is useful for creating multiple, independent views of the same Ion/Gralloc
@@ -72,7 +76,6 @@
return buffer_.get() ? buffer_->getLayerCount() : 0;
}
uint32_t stride() const { return buffer_.get() ? buffer_->getStride() : 0; }
- uint32_t layer_stride() const { return 0; }
uint32_t format() const {
return buffer_.get() ? buffer_->getPixelFormat() : 0;
}
diff --git a/libs/vr/libbufferhub/include/private/dvr/native_buffer.h b/libs/vr/libbufferhub/include/private/dvr/native_buffer.h
index f9b6975..b4ef2f5 100644
--- a/libs/vr/libbufferhub/include/private/dvr/native_buffer.h
+++ b/libs/vr/libbufferhub/include/private/dvr/native_buffer.h
@@ -52,40 +52,11 @@
void operator=(NativeBuffer&) = delete;
};
-// NativeBufferProducerSlice is an implementation of ANativeWindowBuffer backed
-// by a buffer slice of a BufferProducer.
-class NativeBufferProducerSlice
- : public android::ANativeObjectBase<
- ANativeWindowBuffer, NativeBufferProducerSlice,
- android::LightRefBase<NativeBufferProducerSlice>> {
- public:
- NativeBufferProducerSlice(const std::shared_ptr<BufferProducer>& buffer,
- int buffer_index)
- : BASE(), buffer_(buffer) {
- ANativeWindowBuffer::width = buffer_->width();
- ANativeWindowBuffer::height = buffer_->height();
- ANativeWindowBuffer::stride = buffer_->stride();
- ANativeWindowBuffer::format = buffer_->format();
- ANativeWindowBuffer::usage = buffer_->usage();
- handle = buffer_->native_handle(buffer_index);
- }
-
- virtual ~NativeBufferProducerSlice() {}
-
- private:
- friend class android::LightRefBase<NativeBufferProducerSlice>;
-
- std::shared_ptr<BufferProducer> buffer_;
-
- NativeBufferProducerSlice(const NativeBufferProducerSlice&) = delete;
- void operator=(NativeBufferProducerSlice&) = delete;
-};
-
// NativeBufferProducer is an implementation of ANativeWindowBuffer backed by a
// BufferProducer.
class NativeBufferProducer : public android::ANativeObjectBase<
- ANativeWindowBuffer, NativeBufferProducer,
- android::LightRefBase<NativeBufferProducer>> {
+ ANativeWindowBuffer, NativeBufferProducer,
+ android::LightRefBase<NativeBufferProducer>> {
public:
static constexpr int kEmptyFence = -1;
@@ -101,19 +72,6 @@
ANativeWindowBuffer::format = buffer_->format();
ANativeWindowBuffer::usage = buffer_->usage();
handle = buffer_->native_handle();
- for (int i = 0; i < buffer->slice_count(); ++i) {
- // display == null means don't create an EGL image. This is used by our
- // Vulkan code.
- slices_.push_back(new NativeBufferProducerSlice(buffer, i));
- if (display_ != nullptr) {
- egl_images_.push_back(eglCreateImageKHR(
- display_, EGL_NO_CONTEXT, EGL_NATIVE_BUFFER_ANDROID,
- static_cast<ANativeWindowBuffer*>(slices_.back().get()), nullptr));
- if (egl_images_.back() == EGL_NO_IMAGE_KHR) {
- ALOGE("NativeBufferProducer: eglCreateImageKHR failed");
- }
- }
- }
}
explicit NativeBufferProducer(const std::shared_ptr<BufferProducer>& buffer)
@@ -154,7 +112,6 @@
std::shared_ptr<BufferProducer> buffer_;
pdx::LocalHandle release_fence_;
- std::vector<android::sp<NativeBufferProducerSlice>> slices_;
std::vector<EGLImageKHR> egl_images_;
uint32_t surface_buffer_index_;
EGLDisplay display_;
@@ -171,21 +128,16 @@
public:
static constexpr int kEmptyFence = -1;
- explicit NativeBufferConsumer(const std::shared_ptr<BufferConsumer>& buffer,
- int index)
+ explicit NativeBufferConsumer(const std::shared_ptr<BufferConsumer>& buffer)
: BASE(), buffer_(buffer), acquire_fence_(kEmptyFence), sequence_(0) {
ANativeWindowBuffer::width = buffer_->width();
ANativeWindowBuffer::height = buffer_->height();
ANativeWindowBuffer::stride = buffer_->stride();
ANativeWindowBuffer::format = buffer_->format();
ANativeWindowBuffer::usage = buffer_->usage();
- LOG_ALWAYS_FATAL_IF(buffer_->slice_count() <= index);
- handle = buffer_->slice(index)->handle();
+ handle = buffer_->native_handle();
}
- explicit NativeBufferConsumer(const std::shared_ptr<BufferConsumer>& buffer)
- : NativeBufferConsumer(buffer, 0) {}
-
virtual ~NativeBufferConsumer() {}
std::shared_ptr<BufferConsumer> buffer() const { return buffer_; }
diff --git a/libs/vr/libbufferhub/ion_buffer.cpp b/libs/vr/libbufferhub/ion_buffer.cpp
index 716ab42..cbaa24a 100644
--- a/libs/vr/libbufferhub/ion_buffer.cpp
+++ b/libs/vr/libbufferhub/ion_buffer.cpp
@@ -15,36 +15,36 @@
namespace android {
namespace dvr {
-IonBuffer::IonBuffer() : IonBuffer(nullptr, 0, 0, 0, 0, 0, 0, 0) {}
+IonBuffer::IonBuffer() : IonBuffer(nullptr, 0, 0, 0, 0, 0, 0) {}
IonBuffer::IonBuffer(uint32_t width, uint32_t height, uint32_t format,
uint64_t usage)
: IonBuffer() {
- Alloc(width, height, format, usage);
+ Alloc(width, height, kDefaultGraphicBufferLayerCount, format, usage);
}
IonBuffer::IonBuffer(buffer_handle_t handle, uint32_t width, uint32_t height,
uint32_t stride, uint32_t format, uint64_t usage)
- : IonBuffer(handle, width, height, 1, stride, 0, format, usage) {}
+ : IonBuffer(handle, width, height, kDefaultGraphicBufferLayerCount, stride,
+ format, usage) {}
IonBuffer::IonBuffer(buffer_handle_t handle, uint32_t width, uint32_t height,
- uint32_t layer_count, uint32_t stride,
- uint32_t layer_stride, uint32_t format, uint64_t usage)
+ uint32_t layer_count, uint32_t stride, uint32_t format,
+ uint64_t usage)
: buffer_(nullptr) {
ALOGD_IF(TRACE,
"IonBuffer::IonBuffer: handle=%p width=%u height=%u layer_count=%u "
- "stride=%u layer stride=%u format=%u usage=%" PRIx64,
- handle, width, height, layer_count, stride, layer_stride, format,
- usage);
+ "stride=%u format=%u usage=%" PRIx64,
+ handle, width, height, layer_count, stride, format, usage);
if (handle != 0) {
- Import(handle, width, height, stride, format, usage);
+ Import(handle, width, height, layer_count, stride, format, usage);
}
}
IonBuffer::~IonBuffer() {
ALOGD_IF(TRACE,
"IonBuffer::~IonBuffer: handle=%p width=%u height=%u stride=%u "
- "format=%u usage=%x",
+ "format=%u usage=%" PRIx64,
handle(), width(), height(), stride(), format(), usage());
FreeHandle();
}
@@ -71,14 +71,14 @@
}
}
-int IonBuffer::Alloc(uint32_t width, uint32_t height, uint32_t format,
- uint64_t usage) {
+int IonBuffer::Alloc(uint32_t width, uint32_t height, uint32_t layer_count,
+ uint32_t format, uint64_t usage) {
ALOGD_IF(TRACE,
- "IonBuffer::Alloc: width=%u height=%u format=%u usage=%" PRIx64,
- width, height, format, usage);
+ "IonBuffer::Alloc: width=%u height=%u layer_count=%u format=%u "
+ "usage=%" PRIx64, width, height, layer_count, format, usage);
- sp<GraphicBuffer> buffer = new GraphicBuffer(
- width, height, format, kDefaultGraphicBufferLayerCount, usage);
+ sp<GraphicBuffer> buffer =
+ new GraphicBuffer(width, height, format, layer_count, usage);
if (buffer->initCheck() != OK) {
ALOGE("IonBuffer::Aloc: Failed to allocate buffer");
return -EINVAL;
@@ -89,26 +89,27 @@
}
void IonBuffer::Reset(buffer_handle_t handle, uint32_t width, uint32_t height,
- uint32_t stride, uint32_t format, uint64_t usage) {
+ uint32_t layer_count, uint32_t stride, uint32_t format,
+ uint64_t usage) {
ALOGD_IF(TRACE,
- "IonBuffer::Reset: handle=%p width=%u height=%u stride=%u format=%u "
- "usage=%" PRIx64,
- handle, width, height, stride, format, usage);
- Import(handle, width, height, stride, format, usage);
+ "IonBuffer::Reset: handle=%p width=%u height=%u layer_count=%u "
+ "stride=%u format=%u usage=%" PRIx64,
+ handle, width, height, layer_count, stride, format, usage);
+ Import(handle, width, height, layer_count, stride, format, usage);
}
int IonBuffer::Import(buffer_handle_t handle, uint32_t width, uint32_t height,
- uint32_t stride, uint32_t format, uint64_t usage) {
+ uint32_t layer_count, uint32_t stride, uint32_t format,
+ uint64_t usage) {
ATRACE_NAME("IonBuffer::Import1");
- ALOGD_IF(
- TRACE,
- "IonBuffer::Import: handle=%p width=%u height=%u stride=%u format=%u "
- "usage=%" PRIx64,
- handle, width, height, stride, format, usage);
+ ALOGD_IF(TRACE,
+ "IonBuffer::Import: handle=%p width=%u height=%u layer_count=%u "
+ "stride=%u format=%u usage=%" PRIx64,
+ handle, width, height, layer_count, stride, format, usage);
FreeHandle();
- sp<GraphicBuffer> buffer = new GraphicBuffer(
- handle, GraphicBuffer::TAKE_UNREGISTERED_HANDLE, width, height, format,
- kDefaultGraphicBufferLayerCount, usage, stride);
+ sp<GraphicBuffer> buffer =
+ new GraphicBuffer(handle, GraphicBuffer::TAKE_UNREGISTERED_HANDLE, width,
+ height, format, layer_count, usage, stride);
if (buffer->initCheck() != OK) {
ALOGE("IonBuffer::Import: Failed to import buffer");
return -EINVAL;
@@ -120,12 +121,14 @@
int IonBuffer::Import(const int* fd_array, int fd_count, const int* int_array,
int int_count, uint32_t width, uint32_t height,
- uint32_t stride, uint32_t format, uint64_t usage) {
+ uint32_t layer_count, uint32_t stride, uint32_t format,
+ uint64_t usage) {
ATRACE_NAME("IonBuffer::Import2");
ALOGD_IF(TRACE,
"IonBuffer::Import: fd_count=%d int_count=%d width=%u height=%u "
- "stride=%u format=%u usage=%" PRIx64,
- fd_count, int_count, width, height, stride, format, usage);
+ "layer_count=%u stride=%u format=%u usage=%" PRIx64,
+ fd_count, int_count, width, height, layer_count, stride, format,
+ usage);
if (fd_count < 0 || int_count < 0) {
ALOGE("IonBuffer::Import: invalid arguments.");
@@ -143,7 +146,8 @@
memcpy(handle->data, fd_array, sizeof(int) * fd_count);
memcpy(handle->data + fd_count, int_array, sizeof(int) * int_count);
- const int ret = Import(handle, width, height, stride, format, usage);
+ const int ret =
+ Import(handle, width, height, layer_count, stride, format, usage);
if (ret < 0) {
ALOGE("IonBuffer::Import: failed to import raw native handle: %s",
strerror(-ret));
@@ -179,8 +183,8 @@
sizeof(int) * int_count);
const int ret =
- Import(handle, other->width(), other->height(), other->stride(),
- other->format(), other->usage());
+ Import(handle, other->width(), other->height(), other->layer_count(),
+ other->stride(), other->format(), other->usage());
if (ret < 0) {
ALOGE("IonBuffer::Duplicate: Failed to import duplicate native handle: %s",
strerror(-ret));
diff --git a/libs/vr/libbufferhub/mocks/client/private/dvr/buffer_hub_client.h b/libs/vr/libbufferhub/mocks/client/private/dvr/buffer_hub_client.h
deleted file mode 100644
index 33816fa..0000000
--- a/libs/vr/libbufferhub/mocks/client/private/dvr/buffer_hub_client.h
+++ /dev/null
@@ -1,57 +0,0 @@
-#ifndef LIB_LIBBUFFERHUB_PRIVATE_DVR_BUFFER_HUB_CLIENT_H_ // NOLINT
-#define LIB_LIBBUFFERHUB_PRIVATE_DVR_BUFFER_HUB_CLIENT_H_
-#include <gmock/gmock.h>
-#include <gtest/gtest.h>
-
-// TODO(jwcai) mock not need for now
-class native_handle_t;
-
-namespace android {
-namespace dvr {
-
-// TODO(jwcai) mock not need for now
-class IonBuffer;
-
-class BufferHubBuffer {
- public:
- MOCK_METHOD1(Poll, int(int timeout_ms));
- MOCK_METHOD6(Lock, bool(int usage, int x, int y, int width, int height,
- void** addr));
- MOCK_METHOD0(Unlock, int());
-
- MOCK_METHOD0(native_handle, native_handle_t*());
- MOCK_METHOD0(buffer, IonBuffer*());
- MOCK_METHOD0(event_fd, int());
-
- MOCK_METHOD0(id, int());
- MOCK_METHOD0(width, int());
- MOCK_METHOD0(height, int());
- MOCK_METHOD0(stride, int());
- MOCK_METHOD0(format, int());
- MOCK_METHOD0(usage, int());
-};
-
-class BufferProducer : public BufferHubBuffer {
- public:
- // Note that static method |CreateBuffer| and |Import| are not mocked
- // here, they are just implementation details and thus not needed.
- MOCK_METHOD2(Post, int(int ready_fence, uint64_t sequence));
- MOCK_METHOD1(Gain, int(int* release_fence));
-
- static BufferProducer* staticObject;
-};
-
-class BufferConsumer : public BufferHubBuffer {
- public:
- MOCK_METHOD2(Acquire, int(int* ready_fence, uint64_t* sequence));
- MOCK_METHOD1(Release, int(int release_fence));
- MOCK_METHOD0(Discard, int());
- MOCK_METHOD3(DoAcquire,
- int(int* ready_fence, void* meta, size_t meta_size_bytes));
-
- static BufferConsumer* staticObject;
-};
-
-} // namespace dvr
-} // namespace android
-#endif // LIB_LIBBUFFERHUB_PRIVATE_DVR_BUFFER_HUB_CLIENT_H_ //NOLINT
diff --git a/libs/vr/libbufferhub/mocks/gralloc/BUILD.gn b/libs/vr/libbufferhub/mocks/gralloc/BUILD.gn
deleted file mode 100644
index 9674c7c..0000000
--- a/libs/vr/libbufferhub/mocks/gralloc/BUILD.gn
+++ /dev/null
@@ -1,23 +0,0 @@
-config("gralloc_config") {
- include_dirs = [ "." ]
-}
-
-static_library("gralloc") {
- testonly = true
-
- sources = [
- "gralloc.cpp",
- "gralloc.h",
- ]
-
- include_dirs = [
- "//system/core/include",
- "//hardware/libhardware/include",
- ]
-
- public_deps = [
- "//dreamos/external/gmock",
- ]
-
- public_configs = [ ":gralloc_config" ]
-}
diff --git a/libs/vr/libbufferhub/mocks/gralloc/gralloc.cpp b/libs/vr/libbufferhub/mocks/gralloc/gralloc.cpp
deleted file mode 100644
index 4a923ec..0000000
--- a/libs/vr/libbufferhub/mocks/gralloc/gralloc.cpp
+++ /dev/null
@@ -1,68 +0,0 @@
-#include <gralloc_mock.h>
-#include <hardware/gralloc.h>
-
-static alloc_device_t sdevice;
-
-static int local_registerBuffer(struct gralloc_module_t const*,
- buffer_handle_t handle) {
- return GrallocMock::staticObject->registerBuffer(handle);
-}
-
-static int local_unregisterBuffer(struct gralloc_module_t const*,
- buffer_handle_t handle) {
- return GrallocMock::staticObject->unregisterBuffer(handle);
-}
-
-static int local_unlock(struct gralloc_module_t const*,
- buffer_handle_t handle) {
- return GrallocMock::staticObject->unlock(handle);
-}
-
-static int local_lock(struct gralloc_module_t const*, buffer_handle_t handle,
- int usage, int l, int t, int w, int h, void** vaddr) {
- return GrallocMock::staticObject->lock(handle, usage, l, t, w, h, vaddr);
-}
-
-static int local_alloc(struct alloc_device_t*, int w, int h, int format,
- int usage, buffer_handle_t* handle, int* stride) {
- return GrallocMock::staticObject->alloc(w, h, format, usage, handle, stride);
-}
-
-static int local_free(struct alloc_device_t*, buffer_handle_t handle) {
- return GrallocMock::staticObject->free(handle);
-}
-
-static int local_open(const struct hw_module_t*, const char*,
- struct hw_device_t** device) {
- sdevice.alloc = local_alloc;
- sdevice.free = local_free;
- *device = reinterpret_cast<hw_device_t*>(&sdevice);
- return 0;
-}
-
-static hw_module_methods_t smethods;
-
-static gralloc_module_t smodule;
-
-int hw_get_module(const char*, const struct hw_module_t** module) {
- smodule.registerBuffer = local_registerBuffer;
- smodule.unregisterBuffer = local_unregisterBuffer;
- smodule.lock = local_lock;
- smodule.unlock = local_unlock;
- smethods.open = local_open;
- smodule.common.methods = &smethods;
- *module = reinterpret_cast<hw_module_t*>(&smodule);
- return 0;
-}
-
-int native_handle_close(const native_handle_t* handle) {
- return GrallocMock::staticObject->native_handle_close(handle);
-}
-
-int native_handle_delete(native_handle_t* handle) {
- return GrallocMock::staticObject->native_handle_delete(handle);
-}
-
-native_handle_t* native_handle_create(int numFds, int numInts) {
- return GrallocMock::staticObject->native_handle_create(numFds, numInts);
-}
diff --git a/libs/vr/libbufferhub/mocks/gralloc/gralloc_mock.h b/libs/vr/libbufferhub/mocks/gralloc/gralloc_mock.h
deleted file mode 100644
index f62f579..0000000
--- a/libs/vr/libbufferhub/mocks/gralloc/gralloc_mock.h
+++ /dev/null
@@ -1,23 +0,0 @@
-#ifndef LIB_LIBBUFFERHUB_MOCKS_GRALLOC_GRALLOC_MOCK_H_
-#define LIB_LIBBUFFERHUB_MOCKS_GRALLOC_GRALLOC_MOCK_H_
-#include <gmock/gmock.h>
-#include <gtest/gtest.h>
-#include <hardware/gralloc.h>
-
-// IonBuffer is an abstraction of Ion/Gralloc buffers.
-class GrallocMock {
- public:
- // Add methods here.
- MOCK_METHOD1(native_handle_close, int(const native_handle_t*));
- MOCK_METHOD1(native_handle_delete, int(native_handle_t*));
- MOCK_METHOD2(native_handle_create, native_handle_t*(int, int));
- MOCK_METHOD1(registerBuffer, int(buffer_handle_t));
- MOCK_METHOD1(unregisterBuffer, int(buffer_handle_t));
- MOCK_METHOD7(lock, int(buffer_handle_t, int, int, int, int, int, void**));
- MOCK_METHOD1(unlock, int(buffer_handle_t));
- MOCK_METHOD6(alloc, int(int, int, int, int, buffer_handle_t*, int*));
- MOCK_METHOD1(free, int(buffer_handle_t));
- static GrallocMock* staticObject;
-};
-
-#endif // LIB_LIBBUFFERHUB_MOCKS_GRALLOC_GRALLOC_MOCK_H_
diff --git a/libs/vr/libbufferhub/mocks/ion_buffer/private/dvr/ion_buffer.h b/libs/vr/libbufferhub/mocks/ion_buffer/private/dvr/ion_buffer.h
deleted file mode 100644
index fac6db0..0000000
--- a/libs/vr/libbufferhub/mocks/ion_buffer/private/dvr/ion_buffer.h
+++ /dev/null
@@ -1,78 +0,0 @@
-// This file has a big hack, it "mocks" the actual IonBuffer by redefining
-// it with mock methods and using the same header guard to prevent the original
-// definition from being included in the same context.
-#ifndef LIB_LIBBUFFERHUB_PRIVATE_DVR_ION_BUFFER_H_ // NOLINT
-#define LIB_LIBBUFFERHUB_PRIVATE_DVR_ION_BUFFER_H_
-#include <gmock/gmock.h>
-#include <gtest/gtest.h>
-
-#include <hardware/gralloc.h>
-
-namespace android {
-namespace dvr {
-
-// IonBuffer is an abstraction of Ion/Gralloc buffers.
-class IonBufferMock {
- public:
- IonBufferMock() {}
- MOCK_METHOD0(GetGrallocModuleImpl, gralloc_module_t const*());
- MOCK_METHOD6(Import, int(buffer_handle_t handle, int width, int height,
- int stride, int format, int usage));
- MOCK_METHOD9(Import, int(const int* fd_array, int fd_count,
- const int* int_array, int int_count, int width,
- int height, int stride, int format, int usage));
- MOCK_METHOD6(Lock, int(int usage, int x, int y, int width, int height,
- void** address));
- MOCK_METHOD0(Unlock, int());
- MOCK_CONST_METHOD0(handle, buffer_handle_t());
- MOCK_CONST_METHOD0(width, int());
- MOCK_CONST_METHOD0(height, int());
- MOCK_CONST_METHOD0(layer_count, int());
- MOCK_CONST_METHOD0(stride, int());
- MOCK_CONST_METHOD0(layer_stride, int());
- MOCK_CONST_METHOD0(format, int());
- MOCK_CONST_METHOD0(usage, int());
-};
-
-// IonBuffer is an abstraction of Ion/Gralloc buffers.
-class IonBuffer {
- public:
- IonBuffer() : mock_(new IonBufferMock) {
- if (initializer) {
- initializer(mock_.get());
- }
- }
- IonBuffer(IonBuffer&& other) = default;
- static gralloc_module_t const* GetGrallocModule() {
- return staticObject->GetGrallocModuleImpl();
- }
- int Import(buffer_handle_t handle, int width, int height, int stride,
- int format, int usage) {
- return mock_->Import(handle, width, height, stride, format, usage);
- }
- int Import(const int* fd_array, int fd_count, const int* int_array,
- int int_count, int width, int height, int stride, int format,
- int usage) {
- return mock_->Import(fd_array, fd_count, int_array, int_count, width,
- height, stride, format, usage);
- }
- int Lock(int usage, int x, int y, int width, int height, void** address) {
- return mock_->Lock(usage, x, y, width, height, address);
- }
- int Unlock() { return mock_->Unlock(); }
- buffer_handle_t handle() const { return mock_->handle(); }
- int width() const { return mock_->width(); }
- int height() const { return mock_->height(); }
- int layer_count() const { return mock_->layer_count(); }
- int stride() const { return mock_->stride(); }
- int layer_stride() const { return mock_->layer_stride(); }
- int format() const { return mock_->format(); }
- int usage() const { return mock_->usage(); }
- std::unique_ptr<IonBufferMock> mock_;
- static IonBufferMock* staticObject;
- static void (*initializer)(IonBufferMock* target);
-};
-
-} // namespace dvr
-} // namespace android
-#endif // LIB_LIBBUFFERHUB_PRIVATE_DVR_ION_BUFFER_H_ - NOLINT
diff --git a/libs/vr/libbufferhubqueue/Android.bp b/libs/vr/libbufferhubqueue/Android.bp
index 0fa1f01..a587f95 100644
--- a/libs/vr/libbufferhubqueue/Android.bp
+++ b/libs/vr/libbufferhubqueue/Android.bp
@@ -14,8 +14,6 @@
sourceFiles = [
"buffer_hub_queue_client.cpp",
- "buffer_hub_queue_core.cpp",
- "buffer_hub_queue_consumer.cpp",
"buffer_hub_queue_producer.cpp",
]
@@ -23,6 +21,10 @@
"include",
]
+headerLibraries = [
+ "libdvr_headers",
+]
+
staticLibraries = [
"libbufferhub",
"libdvrcommon",
@@ -49,6 +51,7 @@
srcs: sourceFiles,
export_include_dirs: includeFiles,
export_static_lib_headers: staticLibraries,
+ header_libs: headerLibraries,
static_libs: staticLibraries,
shared_libs: sharedLibraries,
}
diff --git a/libs/vr/libbufferhubqueue/buffer_hub_queue_client.cpp b/libs/vr/libbufferhubqueue/buffer_hub_queue_client.cpp
index b431d2f..012a4e7 100644
--- a/libs/vr/libbufferhubqueue/buffer_hub_queue_client.cpp
+++ b/libs/vr/libbufferhubqueue/buffer_hub_queue_client.cpp
@@ -2,6 +2,7 @@
#include <inttypes.h>
#include <log/log.h>
+#include <poll.h>
#include <sys/epoll.h>
#include <array>
@@ -11,6 +12,15 @@
#include <pdx/file_handle.h>
#include <private/dvr/bufferhub_rpc.h>
+#define RETRY_EINTR(fnc_call) \
+ ([&]() -> decltype(fnc_call) { \
+ decltype(fnc_call) result; \
+ do { \
+ result = (fnc_call); \
+ } while (result == -1 && errno == EINTR); \
+ return result; \
+ })()
+
using android::pdx::ErrorStatus;
using android::pdx::LocalChannelHandle;
using android::pdx::Status;
@@ -87,6 +97,14 @@
return nullptr;
}
+std::unique_ptr<ConsumerQueue> BufferHubQueue::CreateSilentConsumerQueue() {
+ if (auto status = CreateConsumerQueueHandle())
+ return std::unique_ptr<ConsumerQueue>(
+ new ConsumerQueue(status.take(), true));
+ else
+ return nullptr;
+}
+
Status<LocalChannelHandle> BufferHubQueue::CreateConsumerQueueHandle() {
auto status = InvokeRemoteMethod<BufferHubRPC::CreateConsumerQueue>();
if (!status) {
@@ -103,12 +121,23 @@
bool BufferHubQueue::WaitForBuffers(int timeout) {
std::array<epoll_event, kMaxEvents> events;
- while (count() == 0) {
- int ret = epoll_fd_.Wait(events.data(), events.size(), timeout);
+ // Loop at least once to check for hangups.
+ do {
+ ALOGD_IF(
+ TRACE,
+ "BufferHubQueue::WaitForBuffers: queue_id=%d count=%zu capacity=%zu",
+ id(), count(), capacity());
+
+ // If there is already a buffer then just check for hangup without waiting.
+ const int ret = epoll_fd_.Wait(events.data(), events.size(),
+ count() == 0 ? timeout : 0);
if (ret == 0) {
- ALOGD_IF(TRACE, "Wait on epoll returns nothing before timeout.");
- return false;
+ ALOGI_IF(TRACE,
+ "BufferHubQueue::WaitForBuffers: No events before timeout: "
+ "queue_id=%d",
+ id());
+ return count() != 0;
}
if (ret < 0 && ret != -EINTR) {
@@ -125,45 +154,57 @@
for (int i = 0; i < num_events; i++) {
int64_t index = static_cast<int64_t>(events[i].data.u64);
- ALOGD_IF(TRACE, "New BufferHubQueue event %d: index=%" PRId64, i, index);
+ ALOGD_IF(TRACE,
+ "BufferHubQueue::WaitForBuffers: event %d: index=%" PRId64, i,
+ index);
if (is_buffer_event_index(index)) {
- HandleBufferEvent(static_cast<size_t>(index), events[i]);
+ HandleBufferEvent(static_cast<size_t>(index), events[i].events);
} else if (is_queue_event_index(index)) {
- HandleQueueEvent(events[i]);
+ HandleQueueEvent(events[i].events);
} else {
ALOGW("BufferHubQueue::WaitForBuffers: Unknown event index: %" PRId64,
index);
}
}
- }
+ } while (count() == 0 && capacity() > 0 && !hung_up());
- return true;
+ return count() != 0;
}
-void BufferHubQueue::HandleBufferEvent(size_t slot, const epoll_event& event) {
+void BufferHubQueue::HandleBufferEvent(size_t slot, int poll_events) {
auto buffer = buffers_[slot];
if (!buffer) {
ALOGW("BufferHubQueue::HandleBufferEvent: Invalid buffer slot: %zu", slot);
return;
}
- auto status = buffer->GetEventMask(event.events);
+ auto status = buffer->GetEventMask(poll_events);
if (!status) {
ALOGW("BufferHubQueue::HandleBufferEvent: Failed to get event mask: %s",
status.GetErrorMessage().c_str());
return;
}
- int events = status.get();
+ const int events = status.get();
if (events & EPOLLIN) {
- int ret = OnBufferReady(buffer, &fences_[slot]);
- if (ret < 0) {
- ALOGE("BufferHubQueue::HandleBufferEvent: Failed to set buffer ready: %s",
- strerror(-ret));
- return;
+ const int ret = OnBufferReady(buffer, &fences_[slot]);
+ if (ret == 0 || ret == -EALREADY || ret == -EBUSY) {
+ // Only enqueue the buffer if it moves to or is already in the state
+ // requested in OnBufferReady(). If the buffer is busy this means that the
+ // buffer moved from released to posted when a new consumer was created
+ // before the ProducerQueue had a chance to regain it. This is a valid
+ // transition that we have to handle because edge triggered poll events
+ // latch the ready state even if it is later de-asserted -- don't enqueue
+ // or print an error log in this case.
+ if (ret != -EBUSY)
+ Enqueue(buffer, slot);
+ } else {
+ ALOGE(
+ "BufferHubQueue::HandleBufferEvent: Failed to set buffer ready, "
+ "queue_id=%d buffer_id=%d: %s",
+ id(), buffer->id(), strerror(-ret));
}
- Enqueue(buffer, slot);
} else if (events & EPOLLHUP) {
// This might be caused by producer replacing an existing buffer slot, or
// when BufferHubQueue is shutting down. For the first case, currently the
@@ -186,15 +227,15 @@
}
}
-void BufferHubQueue::HandleQueueEvent(const epoll_event& event) {
- auto status = GetEventMask(event.events);
+void BufferHubQueue::HandleQueueEvent(int poll_event) {
+ auto status = GetEventMask(poll_event);
if (!status) {
ALOGW("BufferHubQueue::HandleQueueEvent: Failed to get event mask: %s",
status.GetErrorMessage().c_str());
return;
}
- int events = status.get();
+ const int events = status.get();
if (events & EPOLLIN) {
// Note that after buffer imports, if |count()| still returns 0, epoll
// wait will be tried again to acquire the newly imported buffer.
@@ -203,8 +244,11 @@
ALOGE("BufferHubQueue::HandleQueueEvent: Failed to import buffer: %s",
buffer_status.GetErrorMessage().c_str());
}
+ } else if (events & EPOLLHUP) {
+ ALOGD_IF(TRACE, "BufferHubQueue::HandleQueueEvent: hang up event!");
+ hung_up_ = true;
} else {
- ALOGW("BufferHubQueue::HandleQueueEvent: Unknown epoll events=%d", events);
+ ALOGW("BufferHubQueue::HandleQueueEvent: Unknown epoll events=%x", events);
}
}
@@ -260,7 +304,7 @@
return 0;
}
-void BufferHubQueue::Enqueue(std::shared_ptr<BufferHubBuffer> buf,
+void BufferHubQueue::Enqueue(const std::shared_ptr<BufferHubBuffer>& buf,
size_t slot) {
if (count() == capacity_) {
ALOGE("BufferHubQueue::Enqueue: Buffer queue is full!");
@@ -272,22 +316,19 @@
// the limitation of the RingBuffer we are using. Would be better to refactor
// that.
BufferInfo buffer_info(slot, meta_size_);
- // Swap buffer into vector.
- std::swap(buffer_info.buffer, buf);
+ buffer_info.buffer = buf;
// Swap metadata loaded during onBufferReady into vector.
std::swap(buffer_info.metadata, meta_buffer_tmp_);
available_buffers_.Append(std::move(buffer_info));
}
-std::shared_ptr<BufferHubBuffer> BufferHubQueue::Dequeue(int timeout,
- size_t* slot,
- void* meta,
- LocalHandle* fence) {
+Status<std::shared_ptr<BufferHubBuffer>> BufferHubQueue::Dequeue(
+ int timeout, size_t* slot, void* meta, LocalHandle* fence) {
ALOGD_IF(TRACE, "Dequeue: count=%zu, timeout=%d", count(), timeout);
- if (count() == 0 && !WaitForBuffers(timeout))
- return nullptr;
+ if (!WaitForBuffers(timeout))
+ return ErrorStatus(ETIMEDOUT);
std::shared_ptr<BufferHubBuffer> buf;
BufferInfo& buffer_info = available_buffers_.Front();
@@ -305,7 +346,7 @@
if (!buf) {
ALOGE("BufferHubQueue::Dequeue: Buffer to be dequeued is nullptr");
- return nullptr;
+ return ErrorStatus(ENOBUFS);
}
if (meta) {
@@ -313,11 +354,11 @@
reinterpret_cast<uint8_t*>(meta));
}
- return buf;
+ return {std::move(buf)};
}
ProducerQueue::ProducerQueue(size_t meta_size)
- : ProducerQueue(meta_size, 0, 0, 0, 0, 0, 0, 0, 0) {}
+ : ProducerQueue(meta_size, 0, 0, 0, 0) {}
ProducerQueue::ProducerQueue(LocalChannelHandle handle)
: BASE(std::move(handle)) {
@@ -329,22 +370,14 @@
}
}
-ProducerQueue::ProducerQueue(size_t meta_size, uint64_t producer_usage_set_mask,
- uint64_t producer_usage_clear_mask,
- uint64_t producer_usage_deny_set_mask,
- uint64_t producer_usage_deny_clear_mask,
- uint64_t consumer_usage_set_mask,
- uint64_t consumer_usage_clear_mask,
- uint64_t consumer_usage_deny_set_mask,
- uint64_t consumer_usage_deny_clear_mask)
+ProducerQueue::ProducerQueue(size_t meta_size, uint64_t usage_set_mask,
+ uint64_t usage_clear_mask,
+ uint64_t usage_deny_set_mask,
+ uint64_t usage_deny_clear_mask)
: BASE(BufferHubRPC::kClientPath) {
auto status = InvokeRemoteMethod<BufferHubRPC::CreateProducerQueue>(
- meta_size,
- UsagePolicy{producer_usage_set_mask, producer_usage_clear_mask,
- producer_usage_deny_set_mask, producer_usage_deny_clear_mask,
- consumer_usage_set_mask, consumer_usage_clear_mask,
- consumer_usage_deny_set_mask,
- consumer_usage_deny_clear_mask});
+ meta_size, UsagePolicy{usage_set_mask, usage_clear_mask,
+ usage_deny_set_mask, usage_deny_clear_mask});
if (!status) {
ALOGE("ProducerQueue::ProducerQueue: Failed to create producer queue: %s",
status.GetErrorMessage().c_str());
@@ -356,16 +389,8 @@
}
int ProducerQueue::AllocateBuffer(uint32_t width, uint32_t height,
- uint32_t format, uint32_t usage,
- size_t slice_count, size_t* out_slot) {
- return AllocateBuffer(width, height, format, usage, usage, slice_count,
- out_slot);
-}
-
-int ProducerQueue::AllocateBuffer(uint32_t width, uint32_t height,
- uint32_t format, uint64_t producer_usage,
- uint64_t consumer_usage, size_t slice_count,
- size_t* out_slot) {
+ uint32_t layer_count, uint32_t format,
+ uint64_t usage, size_t* out_slot) {
if (out_slot == nullptr) {
ALOGE("ProducerQueue::AllocateBuffer: Parameter out_slot cannot be null.");
return -EINVAL;
@@ -378,15 +403,12 @@
}
const size_t kBufferCount = 1U;
-
Status<std::vector<std::pair<LocalChannelHandle, size_t>>> status =
InvokeRemoteMethod<BufferHubRPC::ProducerQueueAllocateBuffers>(
- width, height, format, producer_usage, consumer_usage, slice_count,
- kBufferCount);
+ width, height, layer_count, format, usage, kBufferCount);
if (!status) {
- ALOGE(
- "ProducerQueue::AllocateBuffer failed to create producer buffer "
- "through BufferHub.");
+ ALOGE("ProducerQueue::AllocateBuffer failed to create producer buffer: %s",
+ status.GetErrorMessage().c_str());
return -status.error();
}
@@ -409,6 +431,8 @@
int ProducerQueue::AddBuffer(const std::shared_ptr<BufferProducer>& buf,
size_t slot) {
+ ALOGD_IF(TRACE, "ProducerQueue::AddBuffer: queue_id=%d buffer_id=%d slot=%zu",
+ id(), buf->id(), slot);
// For producer buffer, we need to enqueue the newly added buffer
// immediately. Producer queue starts with all buffers in available state.
const int ret = BufferHubQueue::AddBuffer(buf, slot);
@@ -423,37 +447,40 @@
auto status =
InvokeRemoteMethod<BufferHubRPC::ProducerQueueDetachBuffer>(slot);
if (!status) {
- ALOGE(
- "ProducerQueue::DetachBuffer failed to detach producer buffer through "
- "BufferHub, error: %s",
- status.GetErrorMessage().c_str());
+ ALOGE("ProducerQueue::DetachBuffer: Failed to detach producer buffer: %s",
+ status.GetErrorMessage().c_str());
return -status.error();
}
return BufferHubQueue::DetachBuffer(slot);
}
-std::shared_ptr<BufferProducer> ProducerQueue::Dequeue(
+Status<std::shared_ptr<BufferProducer>> ProducerQueue::Dequeue(
int timeout, size_t* slot, LocalHandle* release_fence) {
if (slot == nullptr || release_fence == nullptr) {
- ALOGE(
- "ProducerQueue::Dequeue: invalid parameter, slot=%p, release_fence=%p",
- slot, release_fence);
- return nullptr;
+ ALOGE("ProducerQueue::Dequeue: Invalid parameter: slot=%p release_fence=%p",
+ slot, release_fence);
+ return ErrorStatus(EINVAL);
}
- auto buf = BufferHubQueue::Dequeue(timeout, slot, nullptr, release_fence);
- return std::static_pointer_cast<BufferProducer>(buf);
+ auto buffer_status =
+ BufferHubQueue::Dequeue(timeout, slot, nullptr, release_fence);
+ if (!buffer_status)
+ return buffer_status.error_status();
+
+ return {std::static_pointer_cast<BufferProducer>(buffer_status.take())};
}
-int ProducerQueue::OnBufferReady(std::shared_ptr<BufferHubBuffer> buf,
+int ProducerQueue::OnBufferReady(const std::shared_ptr<BufferHubBuffer>& buf,
LocalHandle* release_fence) {
+ ALOGD_IF(TRACE, "ProducerQueue::OnBufferReady: queue_id=%d buffer_id=%d",
+ id(), buf->id());
auto buffer = std::static_pointer_cast<BufferProducer>(buf);
return buffer->Gain(release_fence);
}
-ConsumerQueue::ConsumerQueue(LocalChannelHandle handle)
- : BufferHubQueue(std::move(handle)) {
+ConsumerQueue::ConsumerQueue(LocalChannelHandle handle, bool ignore_on_import)
+ : BufferHubQueue(std::move(handle)), ignore_on_import_(ignore_on_import) {
auto status = ImportQueue();
if (!status) {
ALOGE("ConsumerQueue::ConsumerQueue: Failed to import queue: %s",
@@ -461,34 +488,55 @@
Close(-status.error());
}
- // TODO(b/34387835) Import buffers in case the ProducerQueue we are
- // based on was not empty.
+ auto import_status = ImportBuffers();
+ if (import_status) {
+ ALOGI("ConsumerQueue::ConsumerQueue: Imported %zu buffers.",
+ import_status.get());
+ } else {
+ ALOGE("ConsumerQueue::ConsumerQueue: Failed to import buffers: %s",
+ import_status.GetErrorMessage().c_str());
+ }
}
Status<size_t> ConsumerQueue::ImportBuffers() {
auto status = InvokeRemoteMethod<BufferHubRPC::ConsumerQueueImportBuffers>();
if (!status) {
- ALOGE(
- "ConsumerQueue::ImportBuffers failed to import consumer buffer through "
- "BufferBub, error: %s",
- status.GetErrorMessage().c_str());
+ ALOGE("ConsumerQueue::ImportBuffers: Failed to import consumer buffer: %s",
+ status.GetErrorMessage().c_str());
return ErrorStatus(status.error());
}
+ int ret;
int last_error = 0;
int imported_buffers = 0;
auto buffer_handle_slots = status.take();
for (auto& buffer_handle_slot : buffer_handle_slots) {
- ALOGD_IF(TRACE,
- "ConsumerQueue::ImportBuffers, new buffer, buffer_handle: %d",
+ ALOGD_IF(TRACE, "ConsumerQueue::ImportBuffers: buffer_handle=%d",
buffer_handle_slot.first.value());
std::unique_ptr<BufferConsumer> buffer_consumer =
BufferConsumer::Import(std::move(buffer_handle_slot.first));
- int ret = AddBuffer(std::move(buffer_consumer), buffer_handle_slot.second);
+
+ // Setup ignore state before adding buffer to the queue.
+ if (ignore_on_import_) {
+ ALOGD_IF(TRACE,
+ "ConsumerQueue::ImportBuffers: Setting buffer to ignored state: "
+ "buffer_id=%d",
+ buffer_consumer->id());
+ ret = buffer_consumer->SetIgnore(true);
+ if (ret < 0) {
+ ALOGE(
+ "ConsumerQueue::ImportBuffers: Failed to set ignored state on "
+ "imported buffer buffer_id=%d: %s",
+ buffer_consumer->id(), strerror(-ret));
+ last_error = ret;
+ }
+ }
+
+ ret = AddBuffer(std::move(buffer_consumer), buffer_handle_slot.second);
if (ret < 0) {
- ALOGE("ConsumerQueue::ImportBuffers failed to add buffer, ret: %s",
+ ALOGE("ConsumerQueue::ImportBuffers: Failed to add buffer: %s",
strerror(-ret));
last_error = ret;
continue;
@@ -505,11 +553,33 @@
int ConsumerQueue::AddBuffer(const std::shared_ptr<BufferConsumer>& buf,
size_t slot) {
- // Consumer queue starts with all buffers in unavailable state.
- return BufferHubQueue::AddBuffer(buf, slot);
+ ALOGD_IF(TRACE, "ConsumerQueue::AddBuffer: queue_id=%d buffer_id=%d slot=%zu",
+ id(), buf->id(), slot);
+ const int ret = BufferHubQueue::AddBuffer(buf, slot);
+ if (ret < 0)
+ return ret;
+
+ // Check to see if the buffer is already signaled. This is necessary to catch
+ // cases where buffers are already available; epoll edge triggered mode does
+ // not fire until and edge transition when adding new buffers to the epoll
+ // set.
+ const int kTimeoutMs = 0;
+ pollfd pfd{buf->event_fd(), POLLIN, 0};
+ const int count = RETRY_EINTR(poll(&pfd, 1, kTimeoutMs));
+ if (count < 0) {
+ const int error = errno;
+ ALOGE("ConsumerQueue::AddBuffer: Failed to poll consumer buffer: %s",
+ strerror(errno));
+ return -error;
+ }
+
+ if (count == 1)
+ HandleBufferEvent(slot, pfd.revents);
+
+ return 0;
}
-std::shared_ptr<BufferConsumer> ConsumerQueue::Dequeue(
+Status<std::shared_ptr<BufferConsumer>> ConsumerQueue::Dequeue(
int timeout, size_t* slot, void* meta, size_t meta_size,
LocalHandle* acquire_fence) {
if (meta_size != meta_size_) {
@@ -517,23 +587,29 @@
"ConsumerQueue::Dequeue: Metadata size (%zu) for the dequeuing buffer "
"does not match metadata size (%zu) for the queue.",
meta_size, meta_size_);
- return nullptr;
+ return ErrorStatus(EINVAL);
}
- if (slot == nullptr || meta == nullptr || acquire_fence == nullptr) {
+ if (slot == nullptr || acquire_fence == nullptr) {
ALOGE(
- "ConsumerQueue::Dequeue: Invalid parameter, slot=%p, meta=%p, "
+ "ConsumerQueue::Dequeue: Invalid parameter: slot=%p meta=%p "
"acquire_fence=%p",
slot, meta, acquire_fence);
- return nullptr;
+ return ErrorStatus(EINVAL);
}
- auto buf = BufferHubQueue::Dequeue(timeout, slot, meta, acquire_fence);
- return std::static_pointer_cast<BufferConsumer>(buf);
+ auto buffer_status =
+ BufferHubQueue::Dequeue(timeout, slot, meta, acquire_fence);
+ if (!buffer_status)
+ return buffer_status.error_status();
+
+ return {std::static_pointer_cast<BufferConsumer>(buffer_status.take())};
}
-int ConsumerQueue::OnBufferReady(std::shared_ptr<BufferHubBuffer> buf,
+int ConsumerQueue::OnBufferReady(const std::shared_ptr<BufferHubBuffer>& buf,
LocalHandle* acquire_fence) {
+ ALOGD_IF(TRACE, "ConsumerQueue::OnBufferReady: queue_id=%d buffer_id=%d",
+ id(), buf->id());
auto buffer = std::static_pointer_cast<BufferConsumer>(buf);
return buffer->Acquire(acquire_fence, meta_buffer_tmp_.get(), meta_size_);
}
@@ -548,7 +624,9 @@
ALOGW("ConsumerQueue::OnBufferAllocated: No new buffers allocated!");
return ErrorStatus(ENOBUFS);
} else {
- ALOGD_IF(TRACE, "Imported %zu consumer buffers.", status.get());
+ ALOGD_IF(TRACE,
+ "ConsumerQueue::OnBufferAllocated: Imported %zu consumer buffers.",
+ status.get());
return {};
}
}
diff --git a/libs/vr/libbufferhubqueue/buffer_hub_queue_consumer.cpp b/libs/vr/libbufferhubqueue/buffer_hub_queue_consumer.cpp
deleted file mode 100644
index 1ea3994..0000000
--- a/libs/vr/libbufferhubqueue/buffer_hub_queue_consumer.cpp
+++ /dev/null
@@ -1,11 +0,0 @@
-#include "include/private/dvr/buffer_hub_queue_consumer.h"
-
-namespace android {
-namespace dvr {
-
-BufferHubQueueConsumer::BufferHubQueueConsumer(
- const std::shared_ptr<BufferHubQueueCore>& core)
- : core_(core) {}
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libbufferhubqueue/buffer_hub_queue_core.cpp b/libs/vr/libbufferhubqueue/buffer_hub_queue_core.cpp
deleted file mode 100644
index 00ff137..0000000
--- a/libs/vr/libbufferhubqueue/buffer_hub_queue_core.cpp
+++ /dev/null
@@ -1,75 +0,0 @@
-#include "include/private/dvr/buffer_hub_queue_core.h"
-
-#include <log/log.h>
-
-namespace android {
-namespace dvr {
-
-/* static */
-std::shared_ptr<BufferHubQueueCore> BufferHubQueueCore::Create() {
- auto core = std::shared_ptr<BufferHubQueueCore>(new BufferHubQueueCore());
- core->producer_ = ProducerQueue::Create<NativeBufferMetadata>();
- return core;
-}
-
-/* static */
-std::shared_ptr<BufferHubQueueCore> BufferHubQueueCore::Create(
- const std::shared_ptr<ProducerQueue>& producer) {
- if (producer->metadata_size() != sizeof(NativeBufferMetadata)) {
- ALOGE(
- "BufferHubQueueCore::Create producer's metadata size is different than "
- "the size of BufferHubQueueCore::NativeBufferMetadata");
- return nullptr;
- }
-
- auto core = std::shared_ptr<BufferHubQueueCore>(new BufferHubQueueCore());
- core->producer_ = producer;
- return core;
-}
-
-BufferHubQueueCore::BufferHubQueueCore()
- : generation_number_(0),
- dequeue_timeout_ms_(BufferHubQueue::kNoTimeOut),
- unique_id_(getUniqueId()) {}
-
-status_t BufferHubQueueCore::AllocateBuffer(uint32_t width, uint32_t height,
- PixelFormat format, uint32_t usage,
- size_t slice_count) {
- size_t slot;
-
- // Allocate new buffer through BufferHub and add it into |producer_| queue for
- // bookkeeping.
- if (producer_->AllocateBuffer(width, height, format, usage, slice_count,
- &slot) < 0) {
- ALOGE("Failed to allocate new buffer in BufferHub.");
- return NO_MEMORY;
- }
-
- auto buffer_producer = producer_->GetBuffer(slot);
-
- LOG_ALWAYS_FATAL_IF(buffer_producer == nullptr,
- "Failed to get buffer producer at slot: %zu", slot);
-
- buffers_[slot].mBufferProducer = buffer_producer;
-
- return NO_ERROR;
-}
-
-status_t BufferHubQueueCore::DetachBuffer(size_t slot) {
- // Detach the buffer producer via BufferHubRPC.
- int ret = producer_->DetachBuffer(slot);
- if (ret < 0) {
- ALOGE("BufferHubQueueCore::DetachBuffer failed through RPC, ret=%s",
- strerror(-ret));
- return ret;
- }
-
- // Reset in memory objects related the the buffer.
- buffers_[slot].mBufferProducer = nullptr;
- buffers_[slot].mGraphicBuffer = nullptr;
- buffers_[slot].mBufferState.detachProducer();
- return NO_ERROR;
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libbufferhubqueue/buffer_hub_queue_producer.cpp b/libs/vr/libbufferhubqueue/buffer_hub_queue_producer.cpp
index 8216a39..8582bbf 100644
--- a/libs/vr/libbufferhubqueue/buffer_hub_queue_producer.cpp
+++ b/libs/vr/libbufferhubqueue/buffer_hub_queue_producer.cpp
@@ -1,22 +1,41 @@
#include "include/private/dvr/buffer_hub_queue_producer.h"
+#include <dvr/dvr_api.h>
#include <inttypes.h>
#include <log/log.h>
namespace android {
namespace dvr {
-BufferHubQueueProducer::BufferHubQueueProducer(
- const std::shared_ptr<BufferHubQueueCore>& core)
- : core_(core) {}
+/* static */
+sp<BufferHubQueueProducer> BufferHubQueueProducer::Create() {
+ sp<BufferHubQueueProducer> producer = new BufferHubQueueProducer;
+ producer->queue_ = ProducerQueue::Create<DvrNativeBufferMetadata>();
+ return producer;
+}
+
+/* static */
+sp<BufferHubQueueProducer> BufferHubQueueProducer::Create(
+ const std::shared_ptr<ProducerQueue>& queue) {
+ if (queue->metadata_size() != sizeof(DvrNativeBufferMetadata)) {
+ ALOGE(
+ "BufferHubQueueProducer::Create producer's metadata size is different "
+ "than the size of DvrNativeBufferMetadata");
+ return nullptr;
+ }
+
+ sp<BufferHubQueueProducer> producer = new BufferHubQueueProducer;
+ producer->queue_ = queue;
+ return producer;
+}
status_t BufferHubQueueProducer::requestBuffer(int slot,
sp<GraphicBuffer>* buf) {
ALOGD_IF(TRACE, "requestBuffer: slot=%d", slot);
- std::unique_lock<std::mutex> lock(core_->mutex_);
+ std::unique_lock<std::mutex> lock(mutex_);
- if (core_->connected_api_ == BufferHubQueueCore::kNoConnectedApi) {
+ if (connected_api_ == kNoConnectedApi) {
ALOGE("requestBuffer: BufferHubQueueProducer has no connected producer");
return NO_INIT;
}
@@ -25,23 +44,23 @@
ALOGE("requestBuffer: slot index %d out of range [0, %d)", slot,
max_buffer_count_);
return BAD_VALUE;
- } else if (!core_->buffers_[slot].mBufferState.isDequeued()) {
+ } else if (!buffers_[slot].mBufferState.isDequeued()) {
ALOGE("requestBuffer: slot %d is not owned by the producer (state = %s)",
- slot, core_->buffers_[slot].mBufferState.string());
+ slot, buffers_[slot].mBufferState.string());
return BAD_VALUE;
- } else if (core_->buffers_[slot].mGraphicBuffer != nullptr) {
+ } else if (buffers_[slot].mGraphicBuffer != nullptr) {
ALOGE("requestBuffer: slot %d is not empty.", slot);
return BAD_VALUE;
- } else if (core_->buffers_[slot].mBufferProducer == nullptr) {
+ } else if (buffers_[slot].mBufferProducer == nullptr) {
ALOGE("requestBuffer: slot %d is not dequeued.", slot);
return BAD_VALUE;
}
- const auto& buffer_producer = core_->buffers_[slot].mBufferProducer;
+ const auto& buffer_producer = buffers_[slot].mBufferProducer;
sp<GraphicBuffer> graphic_buffer = buffer_producer->buffer()->buffer();
- core_->buffers_[slot].mGraphicBuffer = graphic_buffer;
- core_->buffers_[slot].mRequestBufferCalled = true;
+ buffers_[slot].mGraphicBuffer = graphic_buffer;
+ buffers_[slot].mRequestBufferCalled = true;
*buf = graphic_buffer;
return NO_ERROR;
@@ -52,12 +71,12 @@
ALOGD_IF(TRACE, "setMaxDequeuedBufferCount: max_dequeued_buffers=%d",
max_dequeued_buffers);
- std::unique_lock<std::mutex> lock(core_->mutex_);
+ std::unique_lock<std::mutex> lock(mutex_);
if (max_dequeued_buffers <= 0 ||
max_dequeued_buffers >
static_cast<int>(BufferHubQueue::kMaxQueueCapacity -
- BufferHubQueueCore::kDefaultUndequeuedBuffers)) {
+ kDefaultUndequeuedBuffers)) {
ALOGE("setMaxDequeuedBufferCount: %d out of range (0, %zu]",
max_dequeued_buffers, BufferHubQueue::kMaxQueueCapacity);
return BAD_VALUE;
@@ -66,7 +85,7 @@
// The new dequeued_buffers count should not be violated by the number
// of currently dequeued buffers.
int dequeued_count = 0;
- for (const auto& buf : core_->buffers_) {
+ for (const auto& buf : buffers_) {
if (buf.mBufferState.isDequeued()) {
dequeued_count++;
}
@@ -114,21 +133,21 @@
height, format, usage);
status_t ret;
- std::unique_lock<std::mutex> lock(core_->mutex_);
+ std::unique_lock<std::mutex> lock(mutex_);
- if (core_->connected_api_ == BufferHubQueueCore::kNoConnectedApi) {
+ if (connected_api_ == kNoConnectedApi) {
ALOGE("dequeueBuffer: BufferQueue has no connected producer");
return NO_INIT;
}
- if (static_cast<int32_t>(core_->producer_->capacity()) <
- max_dequeued_buffer_count_ +
- BufferHubQueueCore::kDefaultUndequeuedBuffers) {
- // Lazy allocation. When the capacity of |core_->producer_| has not reach
+ const uint32_t kLayerCount = 1;
+ if (static_cast<int32_t>(queue_->capacity()) <
+ max_dequeued_buffer_count_ + kDefaultUndequeuedBuffers) {
+ // Lazy allocation. When the capacity of |queue_| has not reached
// |max_dequeued_buffer_count_|, allocate new buffer.
// TODO(jwcai) To save memory, the really reasonable thing to do is to go
// over existing slots and find first existing one to dequeue.
- ret = core_->AllocateBuffer(width, height, format, usage, 1);
+ ret = AllocateBuffer(width, height, kLayerCount, format, usage);
if (ret < 0)
return ret;
}
@@ -138,8 +157,9 @@
for (size_t retry = 0; retry < BufferHubQueue::kMaxQueueCapacity; retry++) {
LocalHandle fence;
- buffer_producer =
- core_->producer_->Dequeue(core_->dequeue_timeout_ms_, &slot, &fence);
+ auto buffer_status = queue_->Dequeue(dequeue_timeout_ms_, &slot, &fence);
+
+ buffer_producer = buffer_status.take();
if (!buffer_producer)
return NO_MEMORY;
@@ -160,34 +180,34 @@
buffer_producer->height(), buffer_producer->format());
// Mark the slot as reallocating, so that later we can set
// BUFFER_NEEDS_REALLOCATION when the buffer actually get dequeued.
- core_->buffers_[slot].mIsReallocating = true;
+ buffers_[slot].mIsReallocating = true;
- // Detach the old buffer once the allocation before allocating its
+ // Remove the old buffer once the allocation before allocating its
// replacement.
- core_->DetachBuffer(slot);
+ RemoveBuffer(slot);
// Allocate a new producer buffer with new buffer configs. Note that if
// there are already multiple buffers in the queue, the next one returned
- // from |core_->producer_->Dequeue| may not be the new buffer we just
- // reallocated. Retry up to BufferHubQueue::kMaxQueueCapacity times.
- ret = core_->AllocateBuffer(width, height, format, usage, 1);
+ // from |queue_->Dequeue| may not be the new buffer we just reallocated.
+ // Retry up to BufferHubQueue::kMaxQueueCapacity times.
+ ret = AllocateBuffer(width, height, kLayerCount, format, usage);
if (ret < 0)
return ret;
}
// With the BufferHub backed solution. Buffer slot returned from
- // |core_->producer_->Dequeue| is guaranteed to avaiable for producer's use.
+ // |queue_->Dequeue| is guaranteed to avaiable for producer's use.
// It's either in free state (if the buffer has never been used before) or
// in queued state (if the buffer has been dequeued and queued back to
// BufferHubQueue).
// TODO(jwcai) Clean this up, make mBufferState compatible with BufferHub's
// model.
- LOG_ALWAYS_FATAL_IF((!core_->buffers_[slot].mBufferState.isFree() &&
- !core_->buffers_[slot].mBufferState.isQueued()),
+ LOG_ALWAYS_FATAL_IF((!buffers_[slot].mBufferState.isFree() &&
+ !buffers_[slot].mBufferState.isQueued()),
"dequeueBuffer: slot %zu is not free or queued.", slot);
- core_->buffers_[slot].mBufferState.freeQueued();
- core_->buffers_[slot].mBufferState.dequeue();
+ buffers_[slot].mBufferState.freeQueued();
+ buffers_[slot].mBufferState.dequeue();
ALOGD_IF(TRACE, "dequeueBuffer: slot=%zu", slot);
// TODO(jwcai) Handle fence properly. |BufferHub| has full fence support, we
@@ -196,9 +216,9 @@
*out_slot = slot;
ret = NO_ERROR;
- if (core_->buffers_[slot].mIsReallocating) {
+ if (buffers_[slot].mIsReallocating) {
ret |= BUFFER_NEEDS_REALLOCATION;
- core_->buffers_[slot].mIsReallocating = false;
+ buffers_[slot].mIsReallocating = false;
}
return ret;
@@ -263,9 +283,9 @@
}
status_t ret;
- std::unique_lock<std::mutex> lock(core_->mutex_);
+ std::unique_lock<std::mutex> lock(mutex_);
- if (core_->connected_api_ == BufferHubQueueCore::kNoConnectedApi) {
+ if (connected_api_ == kNoConnectedApi) {
ALOGE("queueBuffer: BufferQueue has no connected producer");
return NO_INIT;
}
@@ -274,22 +294,22 @@
ALOGE("queueBuffer: slot index %d out of range [0, %d)", slot,
max_buffer_count_);
return BAD_VALUE;
- } else if (!core_->buffers_[slot].mBufferState.isDequeued()) {
+ } else if (!buffers_[slot].mBufferState.isDequeued()) {
ALOGE("queueBuffer: slot %d is not owned by the producer (state = %s)",
- slot, core_->buffers_[slot].mBufferState.string());
+ slot, buffers_[slot].mBufferState.string());
return BAD_VALUE;
- } else if ((!core_->buffers_[slot].mRequestBufferCalled ||
- core_->buffers_[slot].mGraphicBuffer == nullptr)) {
+ } else if ((!buffers_[slot].mRequestBufferCalled ||
+ buffers_[slot].mGraphicBuffer == nullptr)) {
ALOGE(
"queueBuffer: slot %d is not requested (mRequestBufferCalled=%d, "
"mGraphicBuffer=%p)",
- slot, core_->buffers_[slot].mRequestBufferCalled,
- core_->buffers_[slot].mGraphicBuffer.get());
+ slot, buffers_[slot].mRequestBufferCalled,
+ buffers_[slot].mGraphicBuffer.get());
return BAD_VALUE;
}
// Post the buffer producer with timestamp in the metadata.
- const auto& buffer_producer = core_->buffers_[slot].mBufferProducer;
+ const auto& buffer_producer = buffers_[slot].mBufferProducer;
// Check input crop is not out of boundary of current buffer.
Rect buffer_rect(buffer_producer->width(), buffer_producer->height());
@@ -302,7 +322,7 @@
LocalHandle fence_fd(fence->isValid() ? fence->dup() : -1);
- BufferHubQueueCore::NativeBufferMetadata meta_data = {};
+ DvrNativeBufferMetadata meta_data = {};
meta_data.timestamp = timestamp;
meta_data.is_auto_timestamp = static_cast<int32_t>(is_auto_timestamp);
meta_data.dataspace = static_cast<int32_t>(dataspace);
@@ -314,7 +334,7 @@
meta_data.transform = static_cast<int32_t>(transform);
buffer_producer->Post(fence_fd, &meta_data, sizeof(meta_data));
- core_->buffers_[slot].mBufferState.queue();
+ buffers_[slot].mBufferState.queue();
output->width = buffer_producer->width();
output->height = buffer_producer->height();
@@ -337,9 +357,9 @@
const sp<Fence>& fence) {
ALOGD_IF(TRACE, __FUNCTION__);
- std::unique_lock<std::mutex> lock(core_->mutex_);
+ std::unique_lock<std::mutex> lock(mutex_);
- if (core_->connected_api_ == BufferHubQueueCore::kNoConnectedApi) {
+ if (connected_api_ == kNoConnectedApi) {
ALOGE("cancelBuffer: BufferQueue has no connected producer");
return NO_INIT;
}
@@ -348,19 +368,19 @@
ALOGE("cancelBuffer: slot index %d out of range [0, %d)", slot,
max_buffer_count_);
return BAD_VALUE;
- } else if (!core_->buffers_[slot].mBufferState.isDequeued()) {
+ } else if (!buffers_[slot].mBufferState.isDequeued()) {
ALOGE("cancelBuffer: slot %d is not owned by the producer (state = %s)",
- slot, core_->buffers_[slot].mBufferState.string());
+ slot, buffers_[slot].mBufferState.string());
return BAD_VALUE;
} else if (fence == nullptr) {
ALOGE("cancelBuffer: fence is NULL");
return BAD_VALUE;
}
- auto buffer_producer = core_->buffers_[slot].mBufferProducer;
- core_->producer_->Enqueue(buffer_producer, slot);
- core_->buffers_[slot].mBufferState.cancel();
- core_->buffers_[slot].mFence = fence;
+ auto buffer_producer = buffers_[slot].mBufferProducer;
+ queue_->Enqueue(buffer_producer, slot);
+ buffers_[slot].mBufferState.cancel();
+ buffers_[slot].mFence = fence;
ALOGD_IF(TRACE, "cancelBuffer: slot %d", slot);
return NO_ERROR;
@@ -369,7 +389,7 @@
status_t BufferHubQueueProducer::query(int what, int* out_value) {
ALOGD_IF(TRACE, __FUNCTION__);
- std::unique_lock<std::mutex> lock(core_->mutex_);
+ std::unique_lock<std::mutex> lock(mutex_);
if (out_value == nullptr) {
ALOGE("query: out_value was NULL");
@@ -382,19 +402,19 @@
// TODO(b/36187402) This should be the maximum number of buffers that this
// producer queue's consumer can acquire. Set to be at least one. Need to
// find a way to set from the consumer side.
- value = BufferHubQueueCore::kDefaultUndequeuedBuffers;
+ value = kDefaultUndequeuedBuffers;
break;
case NATIVE_WINDOW_BUFFER_AGE:
value = 0;
break;
case NATIVE_WINDOW_WIDTH:
- value = core_->producer_->default_width();
+ value = queue_->default_width();
break;
case NATIVE_WINDOW_HEIGHT:
- value = core_->producer_->default_height();
+ value = queue_->default_height();
break;
case NATIVE_WINDOW_FORMAT:
- value = core_->producer_->default_format();
+ value = queue_->default_format();
break;
case NATIVE_WINDOW_CONSUMER_RUNNING_BEHIND:
// BufferHubQueue is always operating in async mode, thus semantically
@@ -417,6 +437,11 @@
// there is no way dvr::ConsumerQueue can set it.
value = 0;
break;
+ case NATIVE_WINDOW_CONSUMER_IS_PROTECTED:
+ // In Daydream's implementation, the consumer end (i.e. VR Compostior)
+ // knows how to handle protected buffers.
+ value = 1;
+ break;
default:
return BAD_VALUE;
}
@@ -438,9 +463,9 @@
return BAD_VALUE;
}
- std::unique_lock<std::mutex> lock(core_->mutex_);
+ std::unique_lock<std::mutex> lock(mutex_);
- if (core_->connected_api_ != BufferHubQueueCore::kNoConnectedApi) {
+ if (connected_api_ != kNoConnectedApi) {
return BAD_VALUE;
}
@@ -449,10 +474,10 @@
case NATIVE_WINDOW_API_CPU:
case NATIVE_WINDOW_API_MEDIA:
case NATIVE_WINDOW_API_CAMERA:
- core_->connected_api_ = api;
+ connected_api_ = api;
- output->width = core_->producer_->default_width();
- output->height = core_->producer_->default_height();
+ output->width = queue_->default_width();
+ output->height = queue_->default_height();
// default values, we don't use them yet.
output->transformHint = 0;
@@ -475,15 +500,15 @@
// parameter checks here.
ALOGD_IF(TRACE, __FUNCTION__);
- std::unique_lock<std::mutex> lock(core_->mutex_);
+ std::unique_lock<std::mutex> lock(mutex_);
- if (BufferHubQueueCore::kNoConnectedApi == core_->connected_api_) {
+ if (kNoConnectedApi == connected_api_) {
return NO_INIT;
- } else if (api != core_->connected_api_) {
+ } else if (api != connected_api_) {
return BAD_VALUE;
}
- core_->connected_api_ = BufferHubQueueCore::kNoConnectedApi;
+ connected_api_ = kNoConnectedApi;
return NO_ERROR;
}
@@ -517,8 +542,8 @@
uint32_t generation_number) {
ALOGD_IF(TRACE, __FUNCTION__);
- std::unique_lock<std::mutex> lock(core_->mutex_);
- core_->generation_number_ = generation_number;
+ std::unique_lock<std::mutex> lock(mutex_);
+ generation_number_ = generation_number;
return NO_ERROR;
}
@@ -532,7 +557,8 @@
status_t BufferHubQueueProducer::setSharedBufferMode(bool shared_buffer_mode) {
if (shared_buffer_mode) {
- ALOGE("BufferHubQueueProducer::setSharedBufferMode(true) is not supported.");
+ ALOGE(
+ "BufferHubQueueProducer::setSharedBufferMode(true) is not supported.");
// TODO(b/36373181) Front buffer mode for buffer hub queue as ANativeWindow.
return INVALID_OPERATION;
}
@@ -552,8 +578,8 @@
status_t BufferHubQueueProducer::setDequeueTimeout(nsecs_t timeout) {
ALOGD_IF(TRACE, __FUNCTION__);
- std::unique_lock<std::mutex> lock(core_->mutex_);
- core_->dequeue_timeout_ms_ = static_cast<int>(timeout / (1000 * 1000));
+ std::unique_lock<std::mutex> lock(mutex_);
+ dequeue_timeout_ms_ = static_cast<int>(timeout / (1000 * 1000));
return NO_ERROR;
}
@@ -572,15 +598,45 @@
status_t BufferHubQueueProducer::getUniqueId(uint64_t* out_id) const {
ALOGD_IF(TRACE, __FUNCTION__);
- *out_id = core_->unique_id_;
+ *out_id = unique_id_;
return NO_ERROR;
}
-IBinder* BufferHubQueueProducer::onAsBinder() {
- // BufferHubQueueProducer is a non-binder implementation of
- // IGraphicBufferProducer.
- ALOGW("BufferHubQueueProducer::onAsBinder is not efficiently supported.");
- return this;
+status_t BufferHubQueueProducer::AllocateBuffer(uint32_t width, uint32_t height,
+ uint32_t layer_count,
+ PixelFormat format,
+ uint64_t usage) {
+ size_t slot;
+
+ if (queue_->AllocateBuffer(width, height, layer_count, format, usage, &slot) <
+ 0) {
+ ALOGE("Failed to allocate new buffer in BufferHub.");
+ return NO_MEMORY;
+ }
+
+ auto buffer_producer = queue_->GetBuffer(slot);
+
+ LOG_ALWAYS_FATAL_IF(buffer_producer == nullptr,
+ "Failed to get buffer producer at slot: %zu", slot);
+
+ buffers_[slot].mBufferProducer = buffer_producer;
+
+ return NO_ERROR;
+}
+
+status_t BufferHubQueueProducer::RemoveBuffer(size_t slot) {
+ int ret = queue_->DetachBuffer(slot);
+ if (ret < 0) {
+ ALOGE("BufferHubQueueProducer::RemoveBuffer failed through RPC, ret=%s",
+ strerror(-ret));
+ return ret;
+ }
+
+ // Reset in memory objects related the the buffer.
+ buffers_[slot].mBufferProducer = nullptr;
+ buffers_[slot].mGraphicBuffer = nullptr;
+ buffers_[slot].mBufferState.detachProducer();
+ return NO_ERROR;
}
} // namespace dvr
diff --git a/libs/vr/libbufferhubqueue/include/private/dvr/buffer_hub_queue_client.h b/libs/vr/libbufferhubqueue/include/private/dvr/buffer_hub_queue_client.h
index 6467c3c..ed67f79 100644
--- a/libs/vr/libbufferhubqueue/include/private/dvr/buffer_hub_queue_client.h
+++ b/libs/vr/libbufferhubqueue/include/private/dvr/buffer_hub_queue_client.h
@@ -33,6 +33,11 @@
// a new consumer queue client or nullptr on failure.
std::unique_ptr<ConsumerQueue> CreateConsumerQueue();
+ // Create a new consumer queue that is attached to the producer. This queue
+ // sets each of its imported consumer buffers to the ignored state to avoid
+ // participation in lifecycle events.
+ std::unique_ptr<ConsumerQueue> CreateSilentConsumerQueue();
+
// Return the default buffer width of this buffer queue.
size_t default_width() const { return default_width_; }
@@ -71,9 +76,19 @@
}
}
+ // Returns an fd that signals pending queue events using
+ // EPOLLIN/POLLIN/readible. Either HandleQueueEvents or WaitForBuffers may be
+ // called to handle pending queue events.
+ int queue_fd() const { return epoll_fd_.Get(); }
+
+ // Handles any pending events, returning available buffers to the queue and
+ // reaping disconnected buffers. Returns true if successful, false if an error
+ // occurred.
+ bool HandleQueueEvents() { return WaitForBuffers(0); }
+
// Enqueue a buffer marks buffer to be available (|Gain|'ed for producer
// and |Acquire|'ed for consumer. This is only used for internal bookkeeping.
- void Enqueue(std::shared_ptr<BufferHubBuffer> buf, size_t slot);
+ void Enqueue(const std::shared_ptr<BufferHubBuffer>& buf, size_t slot);
// |BufferHubQueue| will keep track of at most this value of buffers.
static constexpr size_t kMaxQueueCapacity =
@@ -88,6 +103,7 @@
static constexpr int kNoTimeOut = -1;
int id() const { return id_; }
+ bool hung_up() const { return hung_up_; }
protected:
BufferHubQueue(LocalChannelHandle channel);
@@ -113,15 +129,17 @@
// block. Specifying a timeout of -1 causes |Dequeue()| to block indefinitely,
// while specifying a timeout equal to zero cause |Dequeue()| to return
// immediately, even if no buffers are available.
- std::shared_ptr<BufferHubBuffer> Dequeue(int timeout, size_t* slot,
- void* meta, LocalHandle* fence);
+ pdx::Status<std::shared_ptr<BufferHubBuffer>> Dequeue(int timeout,
+ size_t* slot,
+ void* meta,
+ LocalHandle* fence);
// Wait for buffers to be released and re-add them to the queue.
bool WaitForBuffers(int timeout);
- void HandleBufferEvent(size_t slot, const epoll_event& event);
- void HandleQueueEvent(const epoll_event& event);
+ void HandleBufferEvent(size_t slot, int poll_events);
+ void HandleQueueEvent(int poll_events);
- virtual int OnBufferReady(std::shared_ptr<BufferHubBuffer> buf,
+ virtual int OnBufferReady(const std::shared_ptr<BufferHubBuffer>& buf,
LocalHandle* fence) = 0;
// Called when a buffer is allocated remotely.
@@ -248,6 +266,12 @@
// Epoll fd used to wait for BufferHub events.
EpollFileDescriptor epoll_fd_;
+ // Flag indicating that the other side hung up. For ProducerQueues this
+ // triggers when BufferHub dies or explicitly closes the queue channel. For
+ // ConsumerQueues this can either mean the same or that the ProducerQueue on
+ // the other end hung up.
+ bool hung_up_{false};
+
// Global id for the queue that is consistent across processes.
int id_;
@@ -261,6 +285,9 @@
static std::unique_ptr<ProducerQueue> Create() {
return BASE::Create(sizeof(Meta));
}
+ static std::unique_ptr<ProducerQueue> Create(size_t meta_size_bytes) {
+ return BASE::Create(meta_size_bytes);
+ }
// Usage bits in |usage_set_mask| will be automatically masked on. Usage bits
// in |usage_clear_mask| will be automatically masked off. Note that
@@ -279,22 +306,15 @@
uint32_t usage_deny_set_mask,
uint32_t usage_deny_clear_mask) {
return BASE::Create(sizeof(Meta), usage_set_mask, usage_clear_mask,
- usage_deny_set_mask, usage_deny_clear_mask,
- usage_set_mask, usage_clear_mask, usage_deny_set_mask,
- usage_deny_clear_mask);
+ usage_deny_set_mask, usage_deny_clear_mask);
}
- template <typename Meta>
- static std::unique_ptr<ProducerQueue> Create(
- uint64_t producer_usage_set_mask, uint64_t producer_usage_clear_mask,
- uint64_t producer_usage_deny_set_mask,
- uint64_t producer_usage_deny_clear_mask, uint64_t consumer_usage_set_mask,
- uint64_t consumer_usage_clear_mask, uint64_t consumer_usage_deny_set_mask,
- uint64_t consumer_usage_deny_clear_mask) {
- return BASE::Create(sizeof(Meta), producer_usage_set_mask,
- producer_usage_clear_mask, producer_usage_deny_set_mask,
- producer_usage_deny_clear_mask, consumer_usage_set_mask,
- consumer_usage_clear_mask, consumer_usage_deny_set_mask,
- consumer_usage_deny_clear_mask);
+ static std::unique_ptr<ProducerQueue> Create(size_t meta_size_bytes,
+ uint32_t usage_set_mask,
+ uint32_t usage_clear_mask,
+ uint32_t usage_deny_set_mask,
+ uint32_t usage_deny_clear_mask) {
+ return BASE::Create(meta_size_bytes, usage_set_mask, usage_clear_mask,
+ usage_deny_set_mask, usage_deny_clear_mask);
}
// Import a |ProducerQueue| from a channel handle.
@@ -316,11 +336,8 @@
// use (i.e. in |Gain|'ed mode).
// Returns Zero on success and negative error code when buffer allocation
// fails.
- int AllocateBuffer(uint32_t width, uint32_t height, uint32_t format,
- uint32_t usage, size_t slice_count, size_t* out_slot);
- int AllocateBuffer(uint32_t width, uint32_t height, uint32_t format,
- uint64_t producer_usage, uint64_t consumer_usage,
- size_t slice_count, size_t* out_slot);
+ int AllocateBuffer(uint32_t width, uint32_t height, uint32_t layer_count,
+ uint32_t format, uint64_t usage, size_t* out_slot);
// Add a producer buffer to populate the queue. Once added, a producer buffer
// is available to use (i.e. in |Gain|'ed mode).
@@ -334,8 +351,8 @@
// Dequeue a producer buffer to write. The returned buffer in |Gain|'ed mode,
// and caller should call Post() once it's done writing to release the buffer
// to the consumer side.
- std::shared_ptr<BufferProducer> Dequeue(int timeout, size_t* slot,
- LocalHandle* release_fence);
+ pdx::Status<std::shared_ptr<BufferProducer>> Dequeue(
+ int timeout, size_t* slot, LocalHandle* release_fence);
private:
friend BASE;
@@ -345,33 +362,47 @@
// arguments as the constructors.
explicit ProducerQueue(size_t meta_size);
ProducerQueue(LocalChannelHandle handle);
- ProducerQueue(size_t meta_size, uint64_t producer_usage_set_mask,
- uint64_t producer_usage_clear_mask,
- uint64_t producer_usage_deny_set_mask,
- uint64_t producer_usage_deny_clear_mask,
- uint64_t consumer_usage_set_mask,
- uint64_t consumer_usage_clear_mask,
- uint64_t consumer_usage_deny_set_mask,
- uint64_t consumer_usage_deny_clear_mask);
+ ProducerQueue(size_t meta_size, uint64_t usage_set_mask,
+ uint64_t usage_clear_mask, uint64_t usage_deny_set_mask,
+ uint64_t usage_deny_clear_mask);
- int OnBufferReady(std::shared_ptr<BufferHubBuffer> buf,
+ int OnBufferReady(const std::shared_ptr<BufferHubBuffer>& buf,
LocalHandle* release_fence) override;
};
+// Explicit specializations of ProducerQueue::Create for void metadata type.
+template <>
+inline std::unique_ptr<ProducerQueue> ProducerQueue::Create<void>() {
+ return ProducerQueue::Create(0);
+}
+template <>
+inline std::unique_ptr<ProducerQueue> ProducerQueue::Create<void>(
+ uint32_t usage_set_mask, uint32_t usage_clear_mask,
+ uint32_t usage_deny_set_mask, uint32_t usage_deny_clear_mask) {
+ return ProducerQueue::Create(0, usage_set_mask, usage_clear_mask,
+ usage_deny_set_mask, usage_deny_clear_mask);
+}
+
class ConsumerQueue : public BufferHubQueue {
public:
// Get a buffer consumer. Note that the method doesn't check whether the
// buffer slot has a valid buffer that has been imported already. When no
- // buffer has been imported before it returns |nullptr|; otherwise it returns
- // a shared pointer to a |BufferConsumer|.
+ // buffer has been imported before it returns nullptr; otherwise returns a
+ // shared pointer to a BufferConsumer.
std::shared_ptr<BufferConsumer> GetBuffer(size_t slot) const {
return std::static_pointer_cast<BufferConsumer>(
BufferHubQueue::GetBuffer(slot));
}
- // Import a |ConsumerQueue| from a channel handle.
- static std::unique_ptr<ConsumerQueue> Import(LocalChannelHandle handle) {
- return std::unique_ptr<ConsumerQueue>(new ConsumerQueue(std::move(handle)));
+ // Import a ConsumerQueue from a channel handle. |ignore_on_import| controls
+ // whether or not buffers are set to be ignored when imported. This may be
+ // used to avoid participation in the buffer lifecycle by a consumer queue
+ // that is only used to spawn other consumer queues, such as in an
+ // intermediate service.
+ static std::unique_ptr<ConsumerQueue> Import(LocalChannelHandle handle,
+ bool ignore_on_import = false) {
+ return std::unique_ptr<ConsumerQueue>(
+ new ConsumerQueue(std::move(handle), ignore_on_import));
}
// Import newly created buffers from the service side.
@@ -385,19 +416,23 @@
// Dequeue() is done with the corect metadata type and size with those used
// when the buffer is orignally created.
template <typename Meta>
- std::shared_ptr<BufferConsumer> Dequeue(int timeout, size_t* slot, Meta* meta,
- LocalHandle* acquire_fence) {
+ pdx::Status<std::shared_ptr<BufferConsumer>> Dequeue(
+ int timeout, size_t* slot, Meta* meta, LocalHandle* acquire_fence) {
return Dequeue(timeout, slot, meta, sizeof(*meta), acquire_fence);
}
+ pdx::Status<std::shared_ptr<BufferConsumer>> Dequeue(
+ int timeout, size_t* slot, LocalHandle* acquire_fence) {
+ return Dequeue(timeout, slot, nullptr, 0, acquire_fence);
+ }
- std::shared_ptr<BufferConsumer> Dequeue(int timeout, size_t* slot, void* meta,
- size_t meta_size,
- LocalHandle* acquire_fence);
+ pdx::Status<std::shared_ptr<BufferConsumer>> Dequeue(
+ int timeout, size_t* slot, void* meta, size_t meta_size,
+ LocalHandle* acquire_fence);
private:
friend BufferHubQueue;
- ConsumerQueue(LocalChannelHandle handle);
+ ConsumerQueue(LocalChannelHandle handle, bool ignore_on_import = false);
// Add a consumer buffer to populate the queue. Once added, a consumer buffer
// is NOT available to use until the producer side |Post| it. |WaitForBuffers|
@@ -405,32 +440,17 @@
// consumer.
int AddBuffer(const std::shared_ptr<BufferConsumer>& buf, size_t slot);
- int OnBufferReady(std::shared_ptr<BufferHubBuffer> buf,
+ int OnBufferReady(const std::shared_ptr<BufferHubBuffer>& buf,
LocalHandle* acquire_fence) override;
Status<void> OnBufferAllocated() override;
+
+ // Flag indicating that imported (consumer) buffers should be ignored when
+ // imported to avoid participating in the buffer ownership flow.
+ bool ignore_on_import_;
};
} // namespace dvr
} // namespace android
-// Concrete C type definition for DVR API.
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-struct DvrWriteBufferQueue {
- std::shared_ptr<android::dvr::ProducerQueue> producer_queue_;
- ANativeWindow* native_window_{nullptr};
-};
-
-struct DvrReadBufferQueue {
- std::shared_ptr<android::dvr::ConsumerQueue> consumer_queue_;
-};
-
-#ifdef __cplusplus
-} // extern "C"
-#endif
-
#endif // ANDROID_DVR_BUFFER_HUB_QUEUE_CLIENT_H_
diff --git a/libs/vr/libbufferhubqueue/include/private/dvr/buffer_hub_queue_consumer.h b/libs/vr/libbufferhubqueue/include/private/dvr/buffer_hub_queue_consumer.h
deleted file mode 100644
index 8d7bfcc..0000000
--- a/libs/vr/libbufferhubqueue/include/private/dvr/buffer_hub_queue_consumer.h
+++ /dev/null
@@ -1,22 +0,0 @@
-#ifndef ANDROID_DVR_BUFFER_HUB_QUEUE_CONSUMER_H_
-#define ANDROID_DVR_BUFFER_HUB_QUEUE_CONSUMER_H_
-
-#include <private/dvr/buffer_hub_queue_core.h>
-
-#include <gui/IGraphicBufferConsumer.h>
-
-namespace android {
-namespace dvr {
-
-class BufferHubQueueConsumer : public IGraphicBufferConsumer {
- public:
- BufferHubQueueConsumer(const std::shared_ptr<BufferHubQueueCore>& core);
-
- private:
- std::shared_ptr<BufferHubQueueCore> core_;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_BUFFER_HUB_QUEUE_CONSUMER_H_
diff --git a/libs/vr/libbufferhubqueue/include/private/dvr/buffer_hub_queue_core.h b/libs/vr/libbufferhubqueue/include/private/dvr/buffer_hub_queue_core.h
deleted file mode 100644
index 9a8a2c9..0000000
--- a/libs/vr/libbufferhubqueue/include/private/dvr/buffer_hub_queue_core.h
+++ /dev/null
@@ -1,159 +0,0 @@
-#ifndef ANDROID_DVR_BUFFER_HUB_QUEUE_CORE_H_
-#define ANDROID_DVR_BUFFER_HUB_QUEUE_CORE_H_
-
-#include <private/dvr/buffer_hub_queue_client.h>
-
-#include <gui/BufferSlot.h>
-#include <utils/Atomic.h>
-#include <utils/String8.h>
-
-#include <mutex>
-
-namespace android {
-namespace dvr {
-
-class BufferHubQueueCore {
- private:
- friend class BufferHubQueueProducer;
-
- public:
- static constexpr int kNoConnectedApi = -1;
-
- // TODO(b/36187402) The actual implementation of BufferHubQueue's consumer
- // side logic doesn't limit the number of buffer it can acquire
- // simultaneously. We need a way for consumer logic to configure and enforce
- // that.
- static constexpr int kDefaultUndequeuedBuffers = 1;
-
- // Create a BufferHubQueueCore instance by creating a new producer queue.
- static std::shared_ptr<BufferHubQueueCore> Create();
-
- // Create a BufferHubQueueCore instance by importing an existing prodcuer
- // queue.
- static std::shared_ptr<BufferHubQueueCore> Create(
- const std::shared_ptr<ProducerQueue>& producer);
-
- // The buffer metadata that an Android Surface (a.k.a. ANativeWindow)
- // will populate. This must be aligned with the |DvrNativeBufferMetadata|
- // defined in |dvr_buffer_queue.h|. Please do not remove, modify, or reorder
- // existing data members. If new fields need to be added, please take extra
- // care to make sure that new data field is padded properly the size of the
- // struct stays same.
- // TODO(b/37578558) Move |dvr_api.h| into a header library so that this
- // structure won't be copied between |dvr_api.h| and |buffer_hub_qeue_core.h|.
- struct NativeBufferMetadata {
- // Timestamp of the frame.
- int64_t timestamp;
-
- // Whether the buffer is using auto timestamp.
- int32_t is_auto_timestamp;
-
- // Must be one of the HAL_DATASPACE_XXX value defined in system/graphics.h
- int32_t dataspace;
-
- // Crop extracted from an ACrop or android::Crop object.
- int32_t crop_left;
- int32_t crop_top;
- int32_t crop_right;
- int32_t crop_bottom;
-
- // Must be one of the NATIVE_WINDOW_SCALING_MODE_XXX value defined in
- // system/window.h.
- int32_t scaling_mode;
-
- // Must be one of the ANATIVEWINDOW_TRANSFORM_XXX value defined in
- // android/native_window.h
- int32_t transform;
-
- // Reserved bytes for so that the struct is forward compatible.
- int32_t reserved[16];
- };
-
- class NativeBuffer
- : public ANativeObjectBase<ANativeWindowBuffer, NativeBuffer, RefBase> {
- public:
- explicit NativeBuffer(const std::shared_ptr<BufferHubBuffer>& buffer)
- : buffer_(buffer) {
- ANativeWindowBuffer::width = buffer_->width();
- ANativeWindowBuffer::height = buffer_->height();
- ANativeWindowBuffer::stride = buffer_->stride();
- ANativeWindowBuffer::format = buffer_->format();
- ANativeWindowBuffer::usage = buffer_->usage();
- ANativeWindowBuffer::handle = buffer_->buffer()->handle();
- }
-
- std::shared_ptr<BufferHubBuffer> buffer() { return buffer_; }
-
- private:
- std::shared_ptr<BufferHubBuffer> buffer_;
- };
-
- // Get the unique buffer producer queue backing this BufferHubQueue.
- std::shared_ptr<ProducerQueue> GetProducerQueue() { return producer_; }
-
- private:
- using LocalHandle = pdx::LocalHandle;
-
- struct BufferHubSlot : public BufferSlot {
- BufferHubSlot() : mBufferProducer(nullptr), mIsReallocating(false) {}
- // BufferSlot comes from android framework, using m prefix to comply with
- // the name convention with the reset of data fields from BufferSlot.
- std::shared_ptr<BufferProducer> mBufferProducer;
- bool mIsReallocating;
- };
-
- static String8 getUniqueName() {
- static volatile int32_t counter = 0;
- return String8::format("unnamed-%d-%d", getpid(),
- android_atomic_inc(&counter));
- }
-
- static uint64_t getUniqueId() {
- static std::atomic<uint32_t> counter{0};
- static uint64_t id = static_cast<uint64_t>(getpid()) << 32;
- return id | counter++;
- }
-
- // Private constructor to force use of |Create|.
- BufferHubQueueCore();
-
- // Allocate a new buffer producer through BufferHub.
- int AllocateBuffer(uint32_t width, uint32_t height, PixelFormat format,
- uint32_t usage, size_t slice_count);
-
- // Detach a buffer producer through BufferHub.
- int DetachBuffer(size_t slot);
-
- // Mutex for thread safety.
- std::mutex mutex_;
-
- // Connect client API, should be one of the NATIVE_WINDOW_API_* flags.
- int connected_api_{kNoConnectedApi};
-
- // |buffers_| stores the buffers that have been dequeued from
- // |dvr::BufferHubQueue|, It is initialized to invalid buffers, and gets
- // filled in with the result of |Dequeue|.
- // TODO(jwcai) The buffer allocated to a slot will also be replaced if the
- // requested buffer usage or geometry differs from that of the buffer
- // allocated to a slot.
- BufferHubSlot buffers_[BufferHubQueue::kMaxQueueCapacity];
-
- // Concreate implementation backed by BufferHubBuffer.
- std::shared_ptr<ProducerQueue> producer_;
-
- // |generation_number_| stores the current generation number of the attached
- // producer. Any attempt to attach a buffer with a different generation
- // number will fail.
- uint32_t generation_number_;
-
- // Sets how long dequeueBuffer or attachBuffer will block if a buffer or
- // slot is not yet available. The timeout is stored in milliseconds.
- int dequeue_timeout_ms_;
-
- const uint64_t unique_id_;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_BUFFER_HUB_QUEUE_CORE_H_
diff --git a/libs/vr/libbufferhubqueue/include/private/dvr/buffer_hub_queue_producer.h b/libs/vr/libbufferhubqueue/include/private/dvr/buffer_hub_queue_producer.h
index b345498..7890176 100644
--- a/libs/vr/libbufferhubqueue/include/private/dvr/buffer_hub_queue_producer.h
+++ b/libs/vr/libbufferhubqueue/include/private/dvr/buffer_hub_queue_producer.h
@@ -1,16 +1,29 @@
#ifndef ANDROID_DVR_BUFFER_HUB_QUEUE_PRODUCER_H_
#define ANDROID_DVR_BUFFER_HUB_QUEUE_PRODUCER_H_
-#include <private/dvr/buffer_hub_queue_core.h>
-
#include <gui/IGraphicBufferProducer.h>
+#include <private/dvr/buffer_hub_queue_client.h>
namespace android {
namespace dvr {
-class BufferHubQueueProducer : public BnInterface<IGraphicBufferProducer> {
+class BufferHubQueueProducer : public BnGraphicBufferProducer {
public:
- BufferHubQueueProducer(const std::shared_ptr<BufferHubQueueCore>& core);
+ static constexpr int kNoConnectedApi = -1;
+
+ // TODO(b/36187402) The actual implementation of BufferHubQueue's consumer
+ // side logic doesn't limit the number of buffer it can acquire
+ // simultaneously. We need a way for consumer logic to configure and enforce
+ // that.
+ static constexpr int kDefaultUndequeuedBuffers = 1;
+
+ // Create a BufferHubQueueProducer instance by creating a new producer queue.
+ static sp<BufferHubQueueProducer> Create();
+
+ // Create a BufferHubQueueProducer instance by importing an existing prodcuer
+ // queue.
+ static sp<BufferHubQueueProducer> Create(
+ const std::shared_ptr<ProducerQueue>& producer);
// See |IGraphicBufferProducer::requestBuffer|
status_t requestBuffer(int slot, sp<GraphicBuffer>* buf) override;
@@ -29,8 +42,7 @@
// See |IGraphicBufferProducer::dequeueBuffer|
status_t dequeueBuffer(int* out_slot, sp<Fence>* out_fence, uint32_t width,
- uint32_t height, PixelFormat format,
- uint32_t usage,
+ uint32_t height, PixelFormat format, uint32_t usage,
FrameEventHistoryDelta* outTimestamps) override;
// See |IGraphicBufferProducer::detachBuffer|
@@ -41,7 +53,8 @@
sp<Fence>* out_fence) override;
// See |IGraphicBufferProducer::attachBuffer|
- status_t attachBuffer(int* out_slot, const sp<GraphicBuffer>& buffer) override;
+ status_t attachBuffer(int* out_slot,
+ const sp<GraphicBuffer>& buffer) override;
// See |IGraphicBufferProducer::queueBuffer|
status_t queueBuffer(int slot, const QueueBufferInput& input,
@@ -59,7 +72,8 @@
QueueBufferOutput* output) override;
// See |IGraphicBufferProducer::disconnect|
- status_t disconnect(int api, DisconnectMode mode = DisconnectMode::Api) override;
+ status_t disconnect(int api,
+ DisconnectMode mode = DisconnectMode::Api) override;
// See |IGraphicBufferProducer::setSidebandStream|
status_t setSidebandStream(const sp<NativeHandle>& stream) override;
@@ -97,14 +111,34 @@
// See |IGraphicBufferProducer::getUniqueId|
status_t getUniqueId(uint64_t* out_id) const override;
- protected:
- IBinder* onAsBinder() override;
-
private:
using LocalHandle = pdx::LocalHandle;
- // |core_| holds the actually buffer slots.
- std::shared_ptr<BufferHubQueueCore> core_;
+ // Private constructor to force use of |Create|.
+ BufferHubQueueProducer() {}
+
+ static uint64_t genUniqueId() {
+ static std::atomic<uint32_t> counter{0};
+ static uint64_t id = static_cast<uint64_t>(getpid()) << 32;
+ return id | counter++;
+ }
+
+ // Allocate new buffer through BufferHub and add it into |queue_| for
+ // bookkeeping.
+ status_t AllocateBuffer(uint32_t width, uint32_t height, uint32_t layer_count,
+ PixelFormat format, uint64_t usage);
+
+ // Remove a buffer via BufferHubRPC.
+ status_t RemoveBuffer(size_t slot);
+
+ // Concreate implementation backed by BufferHubBuffer.
+ std::shared_ptr<ProducerQueue> queue_;
+
+ // Mutex for thread safety.
+ std::mutex mutex_;
+
+ // Connect client API, should be one of the NATIVE_WINDOW_API_* flags.
+ int connected_api_{kNoConnectedApi};
// |max_buffer_count_| sets the capacity of the underlying buffer queue.
int32_t max_buffer_count_{BufferHubQueue::kMaxQueueCapacity};
@@ -112,6 +146,35 @@
// |max_dequeued_buffer_count_| set the maximum number of buffers that can
// be dequeued at the same momment.
int32_t max_dequeued_buffer_count_{1};
+
+ // Sets how long dequeueBuffer or attachBuffer will block if a buffer or
+ // slot is not yet available. The timeout is stored in milliseconds.
+ int dequeue_timeout_ms_{BufferHubQueue::kNoTimeOut};
+
+ // |generation_number_| stores the current generation number of the attached
+ // producer. Any attempt to attach a buffer with a different generation
+ // number will fail.
+ // TOOD(b/38137191) Currently not used as we don't support
+ // IGraphicBufferProducer::detachBuffer.
+ uint32_t generation_number_{0};
+
+ // |buffers_| stores the buffers that have been dequeued from
+ // |dvr::BufferHubQueue|, It is initialized to invalid buffers, and gets
+ // filled in with the result of |Dequeue|.
+ // TODO(jwcai) The buffer allocated to a slot will also be replaced if the
+ // requested buffer usage or geometry differs from that of the buffer
+ // allocated to a slot.
+ struct BufferHubSlot : public BufferSlot {
+ BufferHubSlot() : mBufferProducer(nullptr), mIsReallocating(false) {}
+ // BufferSlot comes from android framework, using m prefix to comply with
+ // the name convention with the reset of data fields from BufferSlot.
+ std::shared_ptr<BufferProducer> mBufferProducer;
+ bool mIsReallocating;
+ };
+ BufferHubSlot buffers_[BufferHubQueue::kMaxQueueCapacity];
+
+ // A uniqueId used by IGraphicBufferProducer interface.
+ const uint64_t unique_id_{genUniqueId()};
};
} // namespace dvr
diff --git a/libs/vr/libbufferhubqueue/tests/buffer_hub_queue-test.cpp b/libs/vr/libbufferhubqueue/tests/buffer_hub_queue-test.cpp
index 171577d..fe0b12a 100644
--- a/libs/vr/libbufferhubqueue/tests/buffer_hub_queue-test.cpp
+++ b/libs/vr/libbufferhubqueue/tests/buffer_hub_queue-test.cpp
@@ -15,35 +15,48 @@
constexpr int kBufferWidth = 100;
constexpr int kBufferHeight = 1;
+constexpr int kBufferLayerCount = 1;
constexpr int kBufferFormat = HAL_PIXEL_FORMAT_BLOB;
constexpr int kBufferUsage = GRALLOC_USAGE_SW_READ_RARELY;
-constexpr int kBufferSliceCount = 1; // number of slices in each buffer
class BufferHubQueueTest : public ::testing::Test {
public:
template <typename Meta>
- bool CreateQueues(int usage_set_mask = 0, int usage_clear_mask = 0,
- int usage_deny_set_mask = 0,
- int usage_deny_clear_mask = 0) {
+ bool CreateProducerQueue(uint64_t usage_set_mask = 0,
+ uint64_t usage_clear_mask = 0,
+ uint64_t usage_deny_set_mask = 0,
+ uint64_t usage_deny_clear_mask = 0) {
producer_queue_ =
ProducerQueue::Create<Meta>(usage_set_mask, usage_clear_mask,
usage_deny_set_mask, usage_deny_clear_mask);
- if (!producer_queue_)
- return false;
+ return producer_queue_ != nullptr;
+ }
- consumer_queue_ = producer_queue_->CreateConsumerQueue();
- if (!consumer_queue_)
+ bool CreateConsumerQueue() {
+ if (producer_queue_) {
+ consumer_queue_ = producer_queue_->CreateConsumerQueue();
+ return consumer_queue_ != nullptr;
+ } else {
return false;
+ }
+ }
- return true;
+ template <typename Meta>
+ bool CreateQueues(int usage_set_mask = 0, int usage_clear_mask = 0,
+ int usage_deny_set_mask = 0,
+ int usage_deny_clear_mask = 0) {
+ return CreateProducerQueue<Meta>(usage_set_mask, usage_clear_mask,
+ usage_deny_set_mask,
+ usage_deny_clear_mask) &&
+ CreateConsumerQueue();
}
void AllocateBuffer() {
// Create producer buffer.
size_t slot;
int ret = producer_queue_->AllocateBuffer(kBufferWidth, kBufferHeight,
- kBufferFormat, kBufferUsage,
- kBufferSliceCount, &slot);
+ kBufferLayerCount, kBufferFormat,
+ kBufferUsage, &slot);
ASSERT_EQ(ret, 0);
}
@@ -64,12 +77,16 @@
for (size_t i = 0; i < nb_dequeue_times; i++) {
size_t slot;
LocalHandle fence;
- auto p1 = producer_queue_->Dequeue(0, &slot, &fence);
+ auto p1_status = producer_queue_->Dequeue(0, &slot, &fence);
+ ASSERT_TRUE(p1_status.ok());
+ auto p1 = p1_status.take();
ASSERT_NE(nullptr, p1);
size_t mi = i;
ASSERT_EQ(p1->Post(LocalHandle(), &mi, sizeof(mi)), 0);
size_t mo;
- auto c1 = consumer_queue_->Dequeue(100, &slot, &mo, &fence);
+ auto c1_status = consumer_queue_->Dequeue(100, &slot, &mo, &fence);
+ ASSERT_TRUE(c1_status.ok());
+ auto c1 = c1_status.take();
ASSERT_NE(nullptr, c1);
ASSERT_EQ(mi, mo);
c1->Release(LocalHandle());
@@ -94,23 +111,27 @@
ASSERT_EQ(consumer_queue_->count(), 0U);
// Consumer queue does not import buffers until a dequeue is issued.
ASSERT_EQ(consumer_queue_->capacity(), i);
- // Dequeue returns nullptr since no buffer is ready to consumer, but
+ // Dequeue returns timeout since no buffer is ready to consumer, but
// this implicitly triggers buffer import and bump up |capacity|.
LocalHandle fence;
- auto consumer_null = consumer_queue_->Dequeue(0, &slot, &seq, &fence);
- ASSERT_EQ(nullptr, consumer_null);
+ auto status = consumer_queue_->Dequeue(0, &slot, &seq, &fence);
+ ASSERT_FALSE(status.ok());
+ ASSERT_EQ(ETIMEDOUT, status.error());
ASSERT_EQ(consumer_queue_->capacity(), i + 1);
}
for (size_t i = 0; i < nb_buffer; i++) {
LocalHandle fence;
// First time, there is no buffer available to dequeue.
- auto buffer_null = consumer_queue_->Dequeue(0, &slot, &seq, &fence);
- ASSERT_EQ(nullptr, buffer_null);
+ auto consumer_status = consumer_queue_->Dequeue(0, &slot, &seq, &fence);
+ ASSERT_FALSE(consumer_status.ok());
+ ASSERT_EQ(ETIMEDOUT, consumer_status.error());
// Make sure Producer buffer is Post()'ed so that it's ready to Accquire
// in the consumer's Dequeue() function.
- auto producer = producer_queue_->Dequeue(0, &slot, &fence);
+ auto producer_status = producer_queue_->Dequeue(0, &slot, &fence);
+ ASSERT_TRUE(producer_status.ok());
+ auto producer = producer_status.take();
ASSERT_NE(nullptr, producer);
uint64_t seq_in = static_cast<uint64_t>(i);
@@ -118,12 +139,86 @@
// Second time, the just |Post()|'ed buffer should be dequeued.
uint64_t seq_out = 0;
- auto consumer = consumer_queue_->Dequeue(0, &slot, &seq_out, &fence);
+ consumer_status = consumer_queue_->Dequeue(0, &slot, &seq_out, &fence);
+ ASSERT_TRUE(consumer_status.ok());
+ auto consumer = consumer_status.take();
ASSERT_NE(nullptr, consumer);
ASSERT_EQ(seq_in, seq_out);
}
}
+TEST_F(BufferHubQueueTest, TestMultipleConsumers) {
+ ASSERT_TRUE(CreateProducerQueue<void>());
+
+ // Allocate buffers.
+ const size_t kBufferCount = 4u;
+ for (size_t i = 0; i < kBufferCount; i++) {
+ AllocateBuffer();
+ }
+ ASSERT_EQ(kBufferCount, producer_queue_->count());
+
+ // Build a silent consumer queue to test multi-consumer queue features.
+ auto silent_queue = producer_queue_->CreateSilentConsumerQueue();
+ ASSERT_NE(nullptr, silent_queue);
+
+ // Check that buffers are correctly imported on construction.
+ EXPECT_EQ(kBufferCount, silent_queue->capacity());
+
+ // Dequeue and post a buffer.
+ size_t slot;
+ LocalHandle fence;
+ auto producer_status = producer_queue_->Dequeue(0, &slot, &fence);
+ ASSERT_TRUE(producer_status.ok());
+ auto producer_buffer = producer_status.take();
+ ASSERT_NE(nullptr, producer_buffer);
+ ASSERT_EQ(0, producer_buffer->Post<void>({}));
+
+ // Currently we expect no buffer to be available prior to calling
+ // WaitForBuffers/HandleQueueEvents.
+ // TODO(eieio): Note this behavior may change in the future.
+ EXPECT_EQ(0u, silent_queue->count());
+ EXPECT_FALSE(silent_queue->HandleQueueEvents());
+ EXPECT_EQ(0u, silent_queue->count());
+
+ // Build a new consumer queue to test multi-consumer queue features.
+ consumer_queue_ = silent_queue->CreateConsumerQueue();
+ ASSERT_NE(nullptr, consumer_queue_);
+
+ // Check that buffers are correctly imported on construction.
+ EXPECT_EQ(kBufferCount, consumer_queue_->capacity());
+ EXPECT_EQ(1u, consumer_queue_->count());
+
+ // Reclaim released/ignored buffers.
+ producer_queue_->HandleQueueEvents();
+ ASSERT_EQ(kBufferCount - 1, producer_queue_->count());
+
+ // Post another buffer.
+ producer_status = producer_queue_->Dequeue(0, &slot, &fence);
+ ASSERT_TRUE(producer_status.ok());
+ producer_buffer = producer_status.take();
+ ASSERT_NE(nullptr, producer_buffer);
+ ASSERT_EQ(0, producer_buffer->Post<void>({}));
+
+ // Verify that the consumer queue receives it.
+ EXPECT_EQ(1u, consumer_queue_->count());
+ EXPECT_TRUE(consumer_queue_->HandleQueueEvents());
+ EXPECT_EQ(2u, consumer_queue_->count());
+
+ // Dequeue and acquire/release (discard) buffers on the consumer end.
+ auto consumer_status = consumer_queue_->Dequeue(0, &slot, &fence);
+ ASSERT_TRUE(consumer_status.ok());
+ auto consumer_buffer = consumer_status.take();
+ ASSERT_NE(nullptr, consumer_buffer);
+ consumer_buffer->Discard();
+
+ // Buffer should be returned to the producer queue without being handled by
+ // the silent consumer queue.
+ EXPECT_EQ(1u, consumer_queue_->count());
+ EXPECT_EQ(kBufferCount - 2, producer_queue_->count());
+ EXPECT_TRUE(producer_queue_->HandleQueueEvents());
+ EXPECT_EQ(kBufferCount - 1, producer_queue_->count());
+}
+
struct TestMetadata {
char a;
int32_t b;
@@ -140,11 +235,15 @@
for (auto mi : ms) {
size_t slot;
LocalHandle fence;
- auto p1 = producer_queue_->Dequeue(0, &slot, &fence);
+ auto p1_status = producer_queue_->Dequeue(0, &slot, &fence);
+ ASSERT_TRUE(p1_status.ok());
+ auto p1 = p1_status.take();
ASSERT_NE(nullptr, p1);
ASSERT_EQ(p1->Post(LocalHandle(-1), &mi, sizeof(mi)), 0);
TestMetadata mo;
- auto c1 = consumer_queue_->Dequeue(0, &slot, &mo, &fence);
+ auto c1_status = consumer_queue_->Dequeue(0, &slot, &mo, &fence);
+ ASSERT_TRUE(c1_status.ok());
+ auto c1 = c1_status.take();
ASSERT_EQ(mi.a, mo.a);
ASSERT_EQ(mi.b, mo.b);
ASSERT_EQ(mi.c, mo.c);
@@ -159,14 +258,16 @@
int64_t mi = 3;
size_t slot;
LocalHandle fence;
- auto p1 = producer_queue_->Dequeue(0, &slot, &fence);
+ auto p1_status = producer_queue_->Dequeue(0, &slot, &fence);
+ ASSERT_TRUE(p1_status.ok());
+ auto p1 = p1_status.take();
ASSERT_NE(nullptr, p1);
ASSERT_EQ(p1->Post(LocalHandle(-1), &mi, sizeof(mi)), 0);
int32_t mo;
// Acquire a buffer with mismatched metadata is not OK.
- auto c1 = consumer_queue_->Dequeue(0, &slot, &mo, &fence);
- ASSERT_EQ(nullptr, c1);
+ auto c1_status = consumer_queue_->Dequeue(0, &slot, &mo, &fence);
+ ASSERT_FALSE(c1_status.ok());
}
TEST_F(BufferHubQueueTest, TestEnqueue) {
@@ -175,13 +276,15 @@
size_t slot;
LocalHandle fence;
- auto p1 = producer_queue_->Dequeue(0, &slot, &fence);
+ auto p1_status = producer_queue_->Dequeue(0, &slot, &fence);
+ ASSERT_TRUE(p1_status.ok());
+ auto p1 = p1_status.take();
ASSERT_NE(nullptr, p1);
int64_t mo;
producer_queue_->Enqueue(p1, slot);
- auto c1 = consumer_queue_->Dequeue(0, &slot, &mo, &fence);
- ASSERT_EQ(nullptr, c1);
+ auto c1_status = consumer_queue_->Dequeue(0, &slot, &mo, &fence);
+ ASSERT_FALSE(c1_status.ok());
}
TEST_F(BufferHubQueueTest, TestAllocateBuffer) {
@@ -190,13 +293,16 @@
size_t s1;
AllocateBuffer();
LocalHandle fence;
- auto p1 = producer_queue_->Dequeue(0, &s1, &fence);
+ auto p1_status = producer_queue_->Dequeue(0, &s1, &fence);
+ ASSERT_TRUE(p1_status.ok());
+ auto p1 = p1_status.take();
ASSERT_NE(nullptr, p1);
// producer queue is exhausted
size_t s2;
- auto p2_null = producer_queue_->Dequeue(0, &s2, &fence);
- ASSERT_EQ(nullptr, p2_null);
+ auto p2_status = producer_queue_->Dequeue(0, &s2, &fence);
+ ASSERT_FALSE(p2_status.ok());
+ ASSERT_EQ(ETIMEDOUT, p2_status.error());
// dynamically add buffer.
AllocateBuffer();
@@ -204,7 +310,9 @@
ASSERT_EQ(producer_queue_->capacity(), 2U);
// now we can dequeue again
- auto p2 = producer_queue_->Dequeue(0, &s2, &fence);
+ p2_status = producer_queue_->Dequeue(0, &s2, &fence);
+ ASSERT_TRUE(p2_status.ok());
+ auto p2 = p2_status.take();
ASSERT_NE(nullptr, p2);
ASSERT_EQ(producer_queue_->count(), 0U);
// p1 and p2 should have different slot number
@@ -217,85 +325,93 @@
int64_t seq = 1;
ASSERT_EQ(p1->Post(LocalHandle(), seq), 0);
size_t cs1, cs2;
- auto c1 = consumer_queue_->Dequeue(0, &cs1, &seq, &fence);
+ auto c1_status = consumer_queue_->Dequeue(0, &cs1, &seq, &fence);
+ ASSERT_TRUE(c1_status.ok());
+ auto c1 = c1_status.take();
ASSERT_NE(nullptr, c1);
ASSERT_EQ(consumer_queue_->count(), 0U);
ASSERT_EQ(consumer_queue_->capacity(), 2U);
ASSERT_EQ(cs1, s1);
ASSERT_EQ(p2->Post(LocalHandle(), seq), 0);
- auto c2 = consumer_queue_->Dequeue(0, &cs2, &seq, &fence);
+ auto c2_status = consumer_queue_->Dequeue(0, &cs2, &seq, &fence);
+ ASSERT_TRUE(c2_status.ok());
+ auto c2 = c2_status.take();
ASSERT_NE(nullptr, c2);
ASSERT_EQ(cs2, s2);
}
TEST_F(BufferHubQueueTest, TestUsageSetMask) {
- const int set_mask = GRALLOC_USAGE_SW_WRITE_OFTEN;
+ const uint32_t set_mask = GRALLOC_USAGE_SW_WRITE_OFTEN;
ASSERT_TRUE(CreateQueues<int64_t>(set_mask, 0, 0, 0));
// When allocation, leave out |set_mask| from usage bits on purpose.
size_t slot;
- int ret = producer_queue_->AllocateBuffer(
- kBufferWidth, kBufferHeight, kBufferFormat, kBufferUsage & ~set_mask,
- kBufferSliceCount, &slot);
- ASSERT_EQ(ret, 0);
+ int ret = producer_queue_->AllocateBuffer(kBufferWidth, kBufferHeight,
+ kBufferFormat, kBufferLayerCount,
+ kBufferUsage & ~set_mask, &slot);
+ ASSERT_EQ(0, ret);
LocalHandle fence;
- auto p1 = producer_queue_->Dequeue(0, &slot, &fence);
+ auto p1_status = producer_queue_->Dequeue(0, &slot, &fence);
+ ASSERT_TRUE(p1_status.ok());
+ auto p1 = p1_status.take();
ASSERT_EQ(p1->usage() & set_mask, set_mask);
}
TEST_F(BufferHubQueueTest, TestUsageClearMask) {
- const int clear_mask = GRALLOC_USAGE_SW_WRITE_OFTEN;
+ const uint32_t clear_mask = GRALLOC_USAGE_SW_WRITE_OFTEN;
ASSERT_TRUE(CreateQueues<int64_t>(0, clear_mask, 0, 0));
// When allocation, add |clear_mask| into usage bits on purpose.
size_t slot;
- int ret = producer_queue_->AllocateBuffer(
- kBufferWidth, kBufferHeight, kBufferFormat, kBufferUsage | clear_mask,
- kBufferSliceCount, &slot);
- ASSERT_EQ(ret, 0);
+ int ret = producer_queue_->AllocateBuffer(kBufferWidth, kBufferHeight,
+ kBufferLayerCount, kBufferFormat,
+ kBufferUsage | clear_mask, &slot);
+ ASSERT_EQ(0, ret);
LocalHandle fence;
- auto p1 = producer_queue_->Dequeue(0, &slot, &fence);
- ASSERT_EQ(p1->usage() & clear_mask, 0);
+ auto p1_status = producer_queue_->Dequeue(0, &slot, &fence);
+ ASSERT_TRUE(p1_status.ok());
+ auto p1 = p1_status.take();
+ ASSERT_EQ(0u, p1->usage() & clear_mask);
}
TEST_F(BufferHubQueueTest, TestUsageDenySetMask) {
- const int deny_set_mask = GRALLOC_USAGE_SW_WRITE_OFTEN;
+ const uint32_t deny_set_mask = GRALLOC_USAGE_SW_WRITE_OFTEN;
ASSERT_TRUE(CreateQueues<int64_t>(0, 0, deny_set_mask, 0));
// Now that |deny_set_mask| is illegal, allocation without those bits should
// be able to succeed.
size_t slot;
int ret = producer_queue_->AllocateBuffer(
- kBufferWidth, kBufferHeight, kBufferFormat, kBufferUsage & ~deny_set_mask,
- kBufferSliceCount, &slot);
+ kBufferWidth, kBufferHeight, kBufferLayerCount, kBufferFormat,
+ kBufferUsage & ~deny_set_mask, &slot);
ASSERT_EQ(ret, 0);
// While allocation with those bits should fail.
- ret = producer_queue_->AllocateBuffer(
- kBufferWidth, kBufferHeight, kBufferFormat, kBufferUsage | deny_set_mask,
- kBufferSliceCount, &slot);
+ ret = producer_queue_->AllocateBuffer(kBufferWidth, kBufferHeight,
+ kBufferLayerCount, kBufferFormat,
+ kBufferUsage | deny_set_mask, &slot);
ASSERT_EQ(ret, -EINVAL);
}
TEST_F(BufferHubQueueTest, TestUsageDenyClearMask) {
- const int deny_clear_mask = GRALLOC_USAGE_SW_WRITE_OFTEN;
+ const uint32_t deny_clear_mask = GRALLOC_USAGE_SW_WRITE_OFTEN;
ASSERT_TRUE(CreateQueues<int64_t>(0, 0, 0, deny_clear_mask));
// Now that clearing |deny_clear_mask| is illegal (i.e. setting these bits are
// mandatory), allocation with those bits should be able to succeed.
size_t slot;
int ret = producer_queue_->AllocateBuffer(
- kBufferWidth, kBufferHeight, kBufferFormat,
- kBufferUsage | deny_clear_mask, kBufferSliceCount, &slot);
+ kBufferWidth, kBufferHeight, kBufferLayerCount, kBufferFormat,
+ kBufferUsage | deny_clear_mask, &slot);
ASSERT_EQ(ret, 0);
// While allocation without those bits should fail.
- ret = producer_queue_->AllocateBuffer(
- kBufferWidth, kBufferHeight, kBufferFormat,
- kBufferUsage & ~deny_clear_mask, kBufferSliceCount, &slot);
+ ret = producer_queue_->AllocateBuffer(kBufferWidth, kBufferHeight,
+ kBufferLayerCount, kBufferFormat,
+ kBufferUsage & ~deny_clear_mask, &slot);
ASSERT_EQ(ret, -EINVAL);
}
diff --git a/libs/vr/libbufferhubqueue/tests/buffer_hub_queue_producer-test.cpp b/libs/vr/libbufferhubqueue/tests/buffer_hub_queue_producer-test.cpp
index 64034e8..2b6239f 100644
--- a/libs/vr/libbufferhubqueue/tests/buffer_hub_queue_producer-test.cpp
+++ b/libs/vr/libbufferhubqueue/tests/buffer_hub_queue_producer-test.cpp
@@ -92,8 +92,7 @@
ALOGD_IF(TRACE, "Begin test: %s.%s", testInfo->test_case_name(),
testInfo->name());
- auto core = BufferHubQueueCore::Create();
- mProducer = new BufferHubQueueProducer(core);
+ mProducer = BufferHubQueueProducer::Create();
ASSERT_TRUE(mProducer != nullptr);
mSurface = new Surface(mProducer, true);
ASSERT_TRUE(mSurface != nullptr);
diff --git a/libs/vr/libdisplay/Android.bp b/libs/vr/libdisplay/Android.bp
index de2a56e..d90521a 100644
--- a/libs/vr/libdisplay/Android.bp
+++ b/libs/vr/libdisplay/Android.bp
@@ -13,18 +13,10 @@
// limitations under the License.
sourceFiles = [
- "native_buffer_queue.cpp",
"display_client.cpp",
- "display_manager_client_impl.cpp",
- "display_rpc.cpp",
- "dummy_native_window.cpp",
- "gl_fenced_flush.cpp",
- "graphics.cpp",
- "late_latch.cpp",
- "video_mesh_surface_client.cpp",
+ "display_manager_client.cpp",
+ "display_protocol.cpp",
"vsync_client.cpp",
- "screenshot_client.cpp",
- "frame_history.cpp",
]
localIncludeFiles = [
@@ -36,9 +28,6 @@
"libcutils",
"liblog",
"libutils",
- "libEGL",
- "libGLESv2",
- "libvulkan",
"libui",
"libgui",
"libhardware",
@@ -47,10 +36,9 @@
]
staticLibraries = [
- "libbufferhub",
- "libbufferhubqueue",
"libdvrcommon",
- "libdvrgraphics",
+ "libbufferhubqueue",
+ "libbufferhub",
"libvrsensor",
"libpdx_default_transport",
]
@@ -76,27 +64,3 @@
name: "libdisplay",
}
-
-graphicsAppTestFiles = ["tests/graphics_app_tests.cpp"]
-
-cc_test {
- name: "graphics_app_tests",
- tags: ["optional"],
-
- srcs: graphicsAppTestFiles,
-
- shared_libs: sharedLibraries,
-
- static_libs: ["libdisplay"] + staticLibraries,
-}
-
-dummyNativeWindowTestFiles = ["tests/dummy_native_window_tests.cpp"]
-
-cc_test {
- name: "dummy_native_window_tests",
- tags: [ "optional" ],
- srcs: dummyNativeWindowTestFiles,
- shared_libs: sharedLibraries,
- static_libs: [ "libdisplay" ] + staticLibraries,
-}
-
diff --git a/libs/vr/libdisplay/display_client.cpp b/libs/vr/libdisplay/display_client.cpp
index ef50a0f..935ca2e 100644
--- a/libs/vr/libdisplay/display_client.cpp
+++ b/libs/vr/libdisplay/display_client.cpp
@@ -8,10 +8,10 @@
#include <mutex>
-#include <private/dvr/display_rpc.h>
-#include <private/dvr/late_latch.h>
+#include <private/dvr/display_protocol.h>
#include <private/dvr/native_buffer.h>
+using android::pdx::ErrorStatus;
using android::pdx::LocalHandle;
using android::pdx::LocalChannelHandle;
using android::pdx::Status;
@@ -20,99 +20,61 @@
namespace android {
namespace dvr {
+namespace display {
-SurfaceClient::SurfaceClient(LocalChannelHandle channel_handle,
- SurfaceType type)
- : Client{pdx::default_transport::ClientChannel::Create(
- std::move(channel_handle))},
- type_(type) {}
-
-SurfaceClient::SurfaceClient(const std::string& endpoint_path, SurfaceType type)
- : Client{pdx::default_transport::ClientChannelFactory::Create(
- endpoint_path),
- kInfiniteTimeout},
- type_(type) {}
-
-int SurfaceClient::GetMetadataBufferFd(LocalHandle* out_fd) {
- auto buffer_producer = GetMetadataBuffer();
- if (!buffer_producer)
- return -ENOMEM;
-
- *out_fd = buffer_producer->GetBlobFd();
- return 0;
-}
-
-std::shared_ptr<BufferProducer> SurfaceClient::GetMetadataBuffer() {
- if (!metadata_buffer_) {
- auto status = InvokeRemoteMethod<DisplayRPC::GetMetadataBuffer>();
- if (!status) {
- ALOGE(
- "SurfaceClient::AllocateMetadataBuffer: Failed to allocate buffer: "
- "%s",
+Surface::Surface(LocalChannelHandle channel_handle, int* error)
+ : BASE{pdx::default_transport::ClientChannel::Create(
+ std::move(channel_handle))} {
+ auto status = InvokeRemoteMethod<DisplayProtocol::GetSurfaceInfo>();
+ if (!status) {
+ ALOGE("Surface::Surface: Failed to get surface info: %s",
status.GetErrorMessage().c_str());
- return nullptr;
- }
-
- metadata_buffer_ = BufferProducer::Import(status.take());
- }
-
- return metadata_buffer_;
-}
-
-DisplaySurfaceClient::DisplaySurfaceClient(int width, int height, int format,
- int usage, int flags)
- : BASE(DisplayRPC::kClientPath, SurfaceTypeEnum::Normal),
- width_(width),
- height_(height),
- format_(format),
- usage_(usage),
- flags_(flags),
- z_order_(0),
- visible_(true),
- exclude_from_blur_(false),
- blur_behind_(true),
- mapped_metadata_buffer_(nullptr) {
- auto status = InvokeRemoteMethod<DisplayRPC::CreateSurface>(
- width, height, format, usage, flags);
- if (!status) {
- ALOGE(
- "DisplaySurfaceClient::DisplaySurfaceClient: Failed to create display "
- "surface: %s",
- status.GetErrorMessage().c_str());
Close(status.error());
+ if (error)
+ *error = status.error();
}
+
+ surface_id_ = status.get().surface_id;
+ z_order_ = status.get().z_order;
+ visible_ = status.get().visible;
}
-void DisplaySurfaceClient::SetVisible(bool visible) {
- SetAttributes({{DisplaySurfaceAttributeEnum::Visible,
- DisplaySurfaceAttributeValue{visible}}});
+Surface::Surface(const SurfaceAttributes& attributes, int* error)
+ : BASE{pdx::default_transport::ClientChannelFactory::Create(
+ DisplayProtocol::kClientPath),
+ kInfiniteTimeout} {
+ auto status = InvokeRemoteMethod<DisplayProtocol::CreateSurface>(attributes);
+ if (!status) {
+ ALOGE("Surface::Surface: Failed to create display surface: %s",
+ status.GetErrorMessage().c_str());
+ Close(status.error());
+ if (error)
+ *error = status.error();
+ }
+
+ surface_id_ = status.get().surface_id;
+ z_order_ = status.get().z_order;
+ visible_ = status.get().visible;
}
-void DisplaySurfaceClient::SetZOrder(int z_order) {
- SetAttributes({{DisplaySurfaceAttributeEnum::ZOrder,
- DisplaySurfaceAttributeValue{z_order}}});
+Status<void> Surface::SetVisible(bool visible) {
+ return SetAttributes(
+ {{SurfaceAttribute::Visible, SurfaceAttributeValue{visible}}});
}
-void DisplaySurfaceClient::SetExcludeFromBlur(bool exclude_from_blur) {
- SetAttributes({{DisplaySurfaceAttributeEnum::ExcludeFromBlur,
- DisplaySurfaceAttributeValue{exclude_from_blur}}});
+Status<void> Surface::SetZOrder(int z_order) {
+ return SetAttributes(
+ {{SurfaceAttribute::ZOrder, SurfaceAttributeValue{z_order}}});
}
-void DisplaySurfaceClient::SetBlurBehind(bool blur_behind) {
- SetAttributes({{DisplaySurfaceAttributeEnum::BlurBehind,
- DisplaySurfaceAttributeValue{blur_behind}}});
-}
-
-void DisplaySurfaceClient::SetAttributes(
- const DisplaySurfaceAttributes& attributes) {
- Status<int> status =
- InvokeRemoteMethod<DisplayRPC::SetAttributes>(attributes);
+Status<void> Surface::SetAttributes(const SurfaceAttributes& attributes) {
+ auto status = InvokeRemoteMethod<DisplayProtocol::SetAttributes>(attributes);
if (!status) {
ALOGE(
- "DisplaySurfaceClient::SetAttributes: Failed to set display surface "
+ "Surface::SetAttributes: Failed to set display surface "
"attributes: %s",
status.GetErrorMessage().c_str());
- return;
+ return status.error_status();
}
// Set the local cached copies of the attributes we care about from the full
@@ -122,159 +84,127 @@
const auto* variant = &attribute.second;
bool invalid_value = false;
switch (key) {
- case DisplaySurfaceAttributeEnum::Visible:
+ case SurfaceAttribute::Visible:
invalid_value =
!IfAnyOf<int32_t, int64_t, bool>::Get(variant, &visible_);
break;
- case DisplaySurfaceAttributeEnum::ZOrder:
+ case SurfaceAttribute::ZOrder:
invalid_value = !IfAnyOf<int32_t>::Get(variant, &z_order_);
break;
- case DisplaySurfaceAttributeEnum::ExcludeFromBlur:
- invalid_value =
- !IfAnyOf<int32_t, int64_t, bool>::Get(variant, &exclude_from_blur_);
- break;
- case DisplaySurfaceAttributeEnum::BlurBehind:
- invalid_value =
- !IfAnyOf<int32_t, int64_t, bool>::Get(variant, &blur_behind_);
- break;
}
if (invalid_value) {
ALOGW(
- "DisplaySurfaceClient::SetAttributes: Failed to set display "
- "surface attribute '%s' because of incompatible type: %d",
- DisplaySurfaceAttributeEnum::ToString(key).c_str(), variant->index());
- }
- }
-}
-
-std::shared_ptr<ProducerQueue> DisplaySurfaceClient::GetProducerQueue() {
- if (producer_queue_ == nullptr) {
- // Create producer queue through DisplayRPC
- auto status = InvokeRemoteMethod<DisplayRPC::CreateBufferQueue>();
- if (!status) {
- ALOGE(
- "DisplaySurfaceClient::GetProducerQueue: failed to create producer "
- "queue: %s",
- status.GetErrorMessage().c_str());
- return nullptr;
- }
-
- producer_queue_ = ProducerQueue::Import(status.take());
- }
- return producer_queue_;
-}
-
-volatile DisplaySurfaceMetadata* DisplaySurfaceClient::GetMetadataBufferPtr() {
- if (!mapped_metadata_buffer_) {
- if (auto buffer_producer = GetMetadataBuffer()) {
- void* addr = nullptr;
- const int ret = buffer_producer->GetBlobReadWritePointer(
- sizeof(DisplaySurfaceMetadata), &addr);
- if (ret < 0) {
- ALOGE(
- "DisplaySurfaceClient::GetMetadataBufferPtr: Failed to map surface "
- "metadata: %s",
- strerror(-ret));
- return nullptr;
- }
- mapped_metadata_buffer_ = static_cast<DisplaySurfaceMetadata*>(addr);
+ "Surface::SetAttributes: Failed to set display surface "
+ "attribute %d because of incompatible type: %d",
+ key, variant->index());
}
}
- return mapped_metadata_buffer_;
+ return {};
}
-LocalChannelHandle DisplaySurfaceClient::CreateVideoMeshSurface() {
- auto status = InvokeRemoteMethod<DisplayRPC::CreateVideoMeshSurface>();
+Status<std::unique_ptr<ProducerQueue>> Surface::CreateQueue() {
+ ALOGD_IF(TRACE, "Surface::CreateQueue: Creating empty queue.");
+ auto status = InvokeRemoteMethod<DisplayProtocol::CreateQueue>(0);
if (!status) {
- ALOGE(
- "DisplaySurfaceClient::CreateVideoMeshSurface: Failed to create "
- "video mesh surface: %s",
- status.GetErrorMessage().c_str());
+ ALOGE("Surface::CreateQueue: Failed to create queue: %s",
+ status.GetErrorMessage().c_str());
+ return status.error_status();
}
- return status.take();
+
+ auto producer_queue = ProducerQueue::Import(status.take());
+ if (!producer_queue) {
+ ALOGE("Surface::CreateQueue: Failed to import producer queue!");
+ return ErrorStatus(ENOMEM);
+ }
+
+ return {std::move(producer_queue)};
+}
+
+Status<std::unique_ptr<ProducerQueue>> Surface::CreateQueue(
+ uint32_t width, uint32_t height, uint32_t layer_count, uint32_t format,
+ uint64_t usage, size_t capacity) {
+ ALOGD_IF(TRACE,
+ "Surface::CreateQueue: width=%u height=%u layer_count=%u format=%u "
+ "usage=%" PRIx64 " capacity=%zu",
+ width, height, layer_count, format, usage, capacity);
+ auto status = CreateQueue();
+ if (!status)
+ return status.error_status();
+
+ auto producer_queue = status.take();
+
+ ALOGD_IF(TRACE, "Surface::CreateQueue: Allocating %zu buffers...", capacity);
+ for (size_t i = 0; i < capacity; i++) {
+ size_t slot;
+ const int ret = producer_queue->AllocateBuffer(width, height, layer_count,
+ format, usage, &slot);
+ if (ret < 0) {
+ ALOGE(
+ "Surface::CreateQueue: Failed to allocate buffer on queue_id=%d: %s",
+ producer_queue->id(), strerror(-ret));
+ return ErrorStatus(ENOMEM);
+ }
+ ALOGD_IF(
+ TRACE,
+ "Surface::CreateQueue: Allocated buffer at slot=%zu of capacity=%zu",
+ slot, capacity);
+ }
+
+ return {std::move(producer_queue)};
}
DisplayClient::DisplayClient(int* error)
: BASE(pdx::default_transport::ClientChannelFactory::Create(
- DisplayRPC::kClientPath),
+ DisplayProtocol::kClientPath),
kInfiniteTimeout) {
if (error)
*error = Client::error();
}
-int DisplayClient::GetDisplayMetrics(SystemDisplayMetrics* metrics) {
- auto status = InvokeRemoteMethod<DisplayRPC::GetMetrics>();
- if (!status) {
- ALOGE("DisplayClient::GetDisplayMetrics: Failed to get metrics: %s",
- status.GetErrorMessage().c_str());
- return -status.error();
- }
-
- *metrics = status.get();
- return 0;
+Status<Metrics> DisplayClient::GetDisplayMetrics() {
+ return InvokeRemoteMethod<DisplayProtocol::GetMetrics>();
}
-pdx::Status<void> DisplayClient::SetViewerParams(
- const ViewerParams& viewer_params) {
- auto status = InvokeRemoteMethod<DisplayRPC::SetViewerParams>(viewer_params);
- if (!status) {
- ALOGE("DisplayClient::SetViewerParams: Failed to set viewer params: %s",
- status.GetErrorMessage().c_str());
- }
- return status;
+Status<std::unique_ptr<Surface>> DisplayClient::CreateSurface(
+ const SurfaceAttributes& attributes) {
+ int error;
+ if (auto client = Surface::Create(attributes, &error))
+ return {std::move(client)};
+ else
+ return ErrorStatus(error);
}
-int DisplayClient::GetLastFrameEdsTransform(LateLatchOutput* ll_out) {
- auto status = InvokeRemoteMethod<DisplayRPC::GetEdsCapture>();
- if (!status) {
- ALOGE(
- "DisplayClient::GetLastFrameLateLatch: Failed to get most recent late"
- " latch: %s",
- status.GetErrorMessage().c_str());
- return -status.error();
- }
-
- if (status.get().size() != sizeof(LateLatchOutput)) {
- ALOGE(
- "DisplayClient::GetLastFrameLateLatch: Error expected to receive %zu "
- "bytes but received %zu",
- sizeof(LateLatchOutput), status.get().size());
- return -EIO;
- }
-
- *ll_out = *reinterpret_cast<const LateLatchOutput*>(status.get().data());
- return 0;
-}
-
-std::unique_ptr<DisplaySurfaceClient> DisplayClient::CreateDisplaySurface(
- int width, int height, int format, int usage, int flags) {
- return DisplaySurfaceClient::Create(width, height, format, usage, flags);
-}
-
-std::unique_ptr<IonBuffer> DisplayClient::GetNamedBuffer(
+Status<std::unique_ptr<IonBuffer>> DisplayClient::GetNamedBuffer(
const std::string& name) {
- auto status = InvokeRemoteMethod<DisplayRPC::GetNamedBuffer>(name);
+ auto status = InvokeRemoteMethod<DisplayProtocol::GetNamedBuffer>(name);
if (!status) {
ALOGE(
- "DisplayClient::GetNamedBuffer: Failed to get pose buffer. name=%s, "
+ "DisplayClient::GetNamedBuffer: Failed to get named buffer: name=%s; "
"error=%s",
name.c_str(), status.GetErrorMessage().c_str());
- return nullptr;
+ return status.error_status();
}
auto ion_buffer = std::make_unique<IonBuffer>();
- status.take().Import(ion_buffer.get());
- return ion_buffer;
+ auto native_buffer_handle = status.take();
+ const int ret = native_buffer_handle.Import(ion_buffer.get());
+ if (ret < 0) {
+ ALOGE(
+ "DisplayClient::GetNamedBuffer: Failed to import named buffer: "
+ "name=%s; error=%s",
+ name.c_str(), strerror(-ret));
+ return ErrorStatus(-ret);
+ }
+
+ return {std::move(ion_buffer)};
}
-bool DisplayClient::IsVrAppRunning() {
- auto status = InvokeRemoteMethod<DisplayRPC::IsVrAppRunning>();
- if (!status)
- return 0;
- return static_cast<bool>(status.get());
+Status<bool> DisplayClient::IsVrAppRunning() {
+ return InvokeRemoteMethod<DisplayProtocol::IsVrAppRunning>();
}
+} // namespace display
} // namespace dvr
} // namespace android
diff --git a/libs/vr/libdisplay/display_manager_client.cpp b/libs/vr/libdisplay/display_manager_client.cpp
new file mode 100644
index 0000000..82dacf7
--- /dev/null
+++ b/libs/vr/libdisplay/display_manager_client.cpp
@@ -0,0 +1,78 @@
+#include "include/private/dvr/display_manager_client.h"
+
+#include <pdx/default_transport/client_channel_factory.h>
+#include <private/dvr/buffer_hub_client.h>
+#include <private/dvr/buffer_hub_queue_client.h>
+#include <private/dvr/display_protocol.h>
+#include <utils/Log.h>
+
+using android::pdx::ErrorStatus;
+using android::pdx::LocalChannelHandle;
+using android::pdx::Transaction;
+
+namespace android {
+namespace dvr {
+namespace display {
+
+DisplayManagerClient::DisplayManagerClient()
+ : BASE(pdx::default_transport::ClientChannelFactory::Create(
+ DisplayManagerProtocol::kClientPath)) {}
+
+DisplayManagerClient::~DisplayManagerClient() {}
+
+pdx::Status<std::vector<display::SurfaceState>>
+DisplayManagerClient::GetSurfaceState() {
+ auto status = InvokeRemoteMethod<DisplayManagerProtocol::GetSurfaceState>();
+ if (!status) {
+ ALOGE(
+ "DisplayManagerClient::GetSurfaceState: Failed to get surface info: %s",
+ status.GetErrorMessage().c_str());
+ }
+
+ return status;
+}
+
+pdx::Status<std::unique_ptr<IonBuffer>> DisplayManagerClient::SetupNamedBuffer(
+ const std::string& name, size_t size, uint64_t usage) {
+ auto status = InvokeRemoteMethod<DisplayManagerProtocol::SetupNamedBuffer>(
+ name, size, usage);
+ if (!status) {
+ ALOGE(
+ "DisplayManagerClient::SetupPoseBuffer: Failed to create the named "
+ "buffer %s",
+ status.GetErrorMessage().c_str());
+ return status.error_status();
+ }
+
+ auto ion_buffer = std::make_unique<IonBuffer>();
+ auto native_buffer_handle = status.take();
+ const int ret = native_buffer_handle.Import(ion_buffer.get());
+ if (ret < 0) {
+ ALOGE(
+ "DisplayClient::GetNamedBuffer: Failed to import named buffer: "
+ "name=%s; error=%s",
+ name.c_str(), strerror(-ret));
+ return ErrorStatus(-ret);
+ }
+
+ return {std::move(ion_buffer)};
+}
+
+pdx::Status<std::unique_ptr<ConsumerQueue>>
+DisplayManagerClient::GetSurfaceQueue(int surface_id, int queue_id) {
+ auto status = InvokeRemoteMethod<DisplayManagerProtocol::GetSurfaceQueue>(
+ surface_id, queue_id);
+ if (!status) {
+ ALOGE(
+ "DisplayManagerClient::GetSurfaceQueue: Failed to get queue for "
+ "surface_id=%d queue_id=%d: %s",
+ surface_id, queue_id, status.GetErrorMessage().c_str());
+ return status.error_status();
+ }
+
+ return {ConsumerQueue::Import(status.take())};
+}
+
+} // namespace display
+} // namespace dvr
+} // namespace android
diff --git a/libs/vr/libdisplay/display_manager_client_impl.cpp b/libs/vr/libdisplay/display_manager_client_impl.cpp
deleted file mode 100644
index 44b3c4b..0000000
--- a/libs/vr/libdisplay/display_manager_client_impl.cpp
+++ /dev/null
@@ -1,53 +0,0 @@
-#include "include/private/dvr/display_manager_client_impl.h"
-
-#include <pdx/default_transport/client_channel_factory.h>
-#include <private/dvr/buffer_hub_client.h>
-#include <private/dvr/display_rpc.h>
-#include <utils/Log.h>
-
-using android::pdx::LocalChannelHandle;
-using android::pdx::Transaction;
-
-namespace android {
-namespace dvr {
-
-DisplayManagerClient::DisplayManagerClient()
- : BASE(pdx::default_transport::ClientChannelFactory::Create(
- DisplayManagerRPC::kClientPath)) {}
-
-DisplayManagerClient::~DisplayManagerClient() {}
-
-int DisplayManagerClient::GetSurfaceList(
- std::vector<DisplaySurfaceInfo>* surface_list) {
- auto status = InvokeRemoteMethod<DisplayManagerRPC::GetSurfaceList>();
- if (!status) {
- ALOGE(
- "DisplayManagerClient::GetSurfaceList: Failed to get surface info: %s",
- status.GetErrorMessage().c_str());
- return -status.error();
- }
-
- *surface_list = status.take();
- return 0;
-}
-
-std::unique_ptr<IonBuffer> DisplayManagerClient::SetupNamedBuffer(
- const std::string& name, size_t size, uint64_t producer_usage,
- uint64_t consumer_usage) {
- auto status = InvokeRemoteMethod<DisplayManagerRPC::SetupNamedBuffer>(
- name, size, producer_usage, consumer_usage);
- if (!status) {
- ALOGE(
- "DisplayManagerClient::SetupNamedBuffer: Failed to create the named "
- "buffer: name=%s, error=%s",
- name.c_str(), status.GetErrorMessage().c_str());
- return {};
- }
-
- auto ion_buffer = std::make_unique<IonBuffer>();
- status.take().Import(ion_buffer.get());
- return ion_buffer;
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libdisplay/display_protocol.cpp b/libs/vr/libdisplay/display_protocol.cpp
new file mode 100644
index 0000000..773f9a5
--- /dev/null
+++ b/libs/vr/libdisplay/display_protocol.cpp
@@ -0,0 +1,13 @@
+#include "include/private/dvr/display_protocol.h"
+
+namespace android {
+namespace dvr {
+namespace display {
+
+constexpr char DisplayProtocol::kClientPath[];
+constexpr char DisplayManagerProtocol::kClientPath[];
+constexpr char VSyncProtocol::kClientPath[];
+
+} // namespace display
+} // namespace dvr
+} // namespace android
diff --git a/libs/vr/libdisplay/display_rpc.cpp b/libs/vr/libdisplay/display_rpc.cpp
deleted file mode 100644
index f5693bd..0000000
--- a/libs/vr/libdisplay/display_rpc.cpp
+++ /dev/null
@@ -1,12 +0,0 @@
-#include "include/private/dvr/display_rpc.h"
-
-namespace android {
-namespace dvr {
-
-constexpr char DisplayRPC::kClientPath[];
-constexpr char DisplayManagerRPC::kClientPath[];
-constexpr char DisplayScreenshotRPC::kClientPath[];
-constexpr char DisplayVSyncRPC::kClientPath[];
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libdisplay/dummy_native_window.cpp b/libs/vr/libdisplay/dummy_native_window.cpp
deleted file mode 100644
index 4628b8e..0000000
--- a/libs/vr/libdisplay/dummy_native_window.cpp
+++ /dev/null
@@ -1,80 +0,0 @@
-#include "include/private/dvr/dummy_native_window.h"
-
-#include <utils/Errors.h>
-
-namespace {
-// Dummy functions required for an ANativeWindow Implementation.
-int F1(struct ANativeWindow*, int) { return 0; }
-int F2(struct ANativeWindow*, struct ANativeWindowBuffer**) { return 0; }
-int F3(struct ANativeWindow*, struct ANativeWindowBuffer*) { return 0; }
-int F4(struct ANativeWindow*, struct ANativeWindowBuffer**, int*) { return 0; }
-int F5(struct ANativeWindow*, struct ANativeWindowBuffer*, int) { return 0; }
-} // anonymous namespace
-
-namespace android {
-namespace dvr {
-
-DummyNativeWindow::DummyNativeWindow() {
- ANativeWindow::setSwapInterval = F1;
- ANativeWindow::dequeueBuffer = F4;
- ANativeWindow::cancelBuffer = F5;
- ANativeWindow::queueBuffer = F5;
- ANativeWindow::query = Query;
- ANativeWindow::perform = Perform;
-
- ANativeWindow::dequeueBuffer_DEPRECATED = F2;
- ANativeWindow::cancelBuffer_DEPRECATED = F3;
- ANativeWindow::lockBuffer_DEPRECATED = F3;
- ANativeWindow::queueBuffer_DEPRECATED = F3;
-}
-
-int DummyNativeWindow::Query(const ANativeWindow*, int what, int* value) {
- switch (what) {
- // This must be 1 in order for eglCreateWindowSurface to not trigger an
- // error
- case NATIVE_WINDOW_IS_VALID:
- *value = 1;
- return NO_ERROR;
- case NATIVE_WINDOW_WIDTH:
- case NATIVE_WINDOW_HEIGHT:
- case NATIVE_WINDOW_FORMAT:
- case NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS:
- case NATIVE_WINDOW_CONCRETE_TYPE:
- case NATIVE_WINDOW_QUEUES_TO_WINDOW_COMPOSER:
- case NATIVE_WINDOW_DEFAULT_WIDTH:
- case NATIVE_WINDOW_DEFAULT_HEIGHT:
- case NATIVE_WINDOW_TRANSFORM_HINT:
- *value = 0;
- return NO_ERROR;
- }
-
- *value = 0;
- return BAD_VALUE;
-}
-
-int DummyNativeWindow::Perform(ANativeWindow*, int operation, ...) {
- switch (operation) {
- case NATIVE_WINDOW_SET_BUFFERS_DIMENSIONS:
- case NATIVE_WINDOW_SET_BUFFERS_FORMAT:
- case NATIVE_WINDOW_SET_BUFFERS_TRANSFORM:
- case NATIVE_WINDOW_SET_USAGE:
- case NATIVE_WINDOW_CONNECT:
- case NATIVE_WINDOW_DISCONNECT:
- case NATIVE_WINDOW_SET_BUFFERS_GEOMETRY:
- case NATIVE_WINDOW_API_CONNECT:
- case NATIVE_WINDOW_API_DISCONNECT:
- case NATIVE_WINDOW_SET_BUFFER_COUNT:
- case NATIVE_WINDOW_SET_BUFFERS_DATASPACE:
- case NATIVE_WINDOW_SET_SCALING_MODE:
- return NO_ERROR;
- case NATIVE_WINDOW_LOCK:
- case NATIVE_WINDOW_UNLOCK_AND_POST:
- case NATIVE_WINDOW_SET_CROP:
- case NATIVE_WINDOW_SET_BUFFERS_TIMESTAMP:
- return INVALID_OPERATION;
- }
- return NAME_NOT_FOUND;
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libdisplay/frame_history.cpp b/libs/vr/libdisplay/frame_history.cpp
deleted file mode 100644
index 154afbe..0000000
--- a/libs/vr/libdisplay/frame_history.cpp
+++ /dev/null
@@ -1,147 +0,0 @@
-#include <private/dvr/frame_history.h>
-
-#include <errno.h>
-#include <log/log.h>
-#include <sync/sync.h>
-
-#include <pdx/file_handle.h>
-#include <private/dvr/clock_ns.h>
-#include <private/dvr/sync_util.h>
-
-using android::pdx::LocalHandle;
-
-constexpr int kNumFramesToUseForSchedulePrediction = 10;
-constexpr int kDefaultVsyncIntervalPrediction = 1;
-constexpr int kMaxVsyncIntervalPrediction = 4;
-constexpr int kDefaultPendingFrameBufferSize = 10;
-
-namespace android {
-namespace dvr {
-
-FrameHistory::PendingFrame::PendingFrame()
- : start_ns(0), scheduled_vsync(0), scheduled_finish_ns(0) {}
-
-FrameHistory::PendingFrame::PendingFrame(int64_t start_ns,
- uint32_t scheduled_vsync,
- int64_t scheduled_finish_ns,
- LocalHandle&& fence)
- : start_ns(start_ns), scheduled_vsync(scheduled_vsync),
- scheduled_finish_ns(scheduled_finish_ns), fence(std::move(fence)) {}
-
-FrameHistory::FrameHistory() : FrameHistory(kDefaultPendingFrameBufferSize) {}
-
-FrameHistory::FrameHistory(int pending_frame_buffer_size)
- : pending_frames_(pending_frame_buffer_size),
- finished_frames_(pending_frame_buffer_size),
- frame_duration_history_(kNumFramesToUseForSchedulePrediction) {}
-
-void FrameHistory::Reset(int pending_frame_buffer_size) {
- pending_frames_.Reset(pending_frame_buffer_size);
- finished_frames_.Reset(pending_frame_buffer_size);
- frame_duration_history_.Clear();
-}
-
-void FrameHistory::OnFrameStart(uint32_t scheduled_vsync,
- int64_t scheduled_finish_ns) {
- if (!pending_frames_.IsEmpty() && !pending_frames_.Back().fence) {
- // If we don't have a fence set for the previous frame it's because
- // OnFrameStart() was called twice in a row with no OnFrameSubmit() call. In
- // that case throw out the pending frame data for the last frame.
- pending_frames_.PopBack();
- }
-
- if (pending_frames_.IsFull()) {
- ALOGW("Pending frames buffer is full. Discarding pending frame data.");
- }
-
- pending_frames_.Append(PendingFrame(GetSystemClockNs(), scheduled_vsync,
- scheduled_finish_ns, LocalHandle()));
-}
-
-void FrameHistory::OnFrameSubmit(LocalHandle&& fence) {
- // Add the fence to the previous frame data in pending_frames so we can
- // track when it finishes.
- if (!pending_frames_.IsEmpty() && !pending_frames_.Back().fence) {
- if (fence && pending_frames_.Back().scheduled_vsync != UINT32_MAX)
- pending_frames_.Back().fence = std::move(fence);
- else
- pending_frames_.PopBack();
- }
-}
-
-void FrameHistory::CheckForFinishedFrames() {
- if (pending_frames_.IsEmpty())
- return;
-
- android::dvr::FenceInfoBuffer fence_info_buffer;
- while (!pending_frames_.IsEmpty()) {
- const auto& pending_frame = pending_frames_.Front();
- if (!pending_frame.fence) {
- // The frame hasn't been submitted yet, so there's nothing more to do
- break;
- }
-
- int64_t fence_signaled_time = -1;
- int fence = pending_frame.fence.Get();
- int sync_result = sync_wait(fence, 0);
- if (sync_result == 0) {
- int fence_signaled_result =
- GetFenceSignaledTimestamp(fence, &fence_info_buffer,
- &fence_signaled_time);
- if (fence_signaled_result < 0) {
- ALOGE("Failed getting signaled timestamp from fence");
- } else {
- // The frame is finished. Record the duration and move the frame data
- // from pending_frames_ to finished_frames_.
- DvrFrameScheduleResult schedule_result = {};
- schedule_result.vsync_count = pending_frame.scheduled_vsync;
- schedule_result.scheduled_frame_finish_ns =
- pending_frame.scheduled_finish_ns;
- schedule_result.frame_finish_offset_ns =
- fence_signaled_time - pending_frame.scheduled_finish_ns;
- finished_frames_.Append(schedule_result);
- frame_duration_history_.Append(
- fence_signaled_time - pending_frame.start_ns);
- }
- pending_frames_.PopFront();
- } else {
- if (errno != ETIME) {
- ALOGE("sync_wait on frame fence failed. fence=%d errno=%d (%s).",
- fence, errno, strerror(errno));
- }
- break;
- }
- }
-}
-
-int FrameHistory::PredictNextFrameVsyncInterval(int64_t vsync_period_ns) const {
- if (frame_duration_history_.IsEmpty())
- return kDefaultVsyncIntervalPrediction;
-
- double total = 0;
- for (size_t i = 0; i < frame_duration_history_.GetSize(); ++i)
- total += frame_duration_history_.Get(i);
- double avg_duration = total / frame_duration_history_.GetSize();
-
- return std::min(kMaxVsyncIntervalPrediction,
- static_cast<int>(avg_duration / vsync_period_ns) + 1);
-}
-
-int FrameHistory::GetPreviousFrameResults(DvrFrameScheduleResult* results,
- int in_result_count) {
- int out_result_count =
- std::min(in_result_count, static_cast<int>(finished_frames_.GetSize()));
- for (int i = 0; i < out_result_count; ++i) {
- results[i] = finished_frames_.Get(0);
- finished_frames_.PopFront();
- }
- return out_result_count;
-}
-
-uint32_t FrameHistory::GetCurrentFrameVsync() const {
- return pending_frames_.IsEmpty() ?
- UINT32_MAX : pending_frames_.Back().scheduled_vsync;
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libdisplay/gl_fenced_flush.cpp b/libs/vr/libdisplay/gl_fenced_flush.cpp
deleted file mode 100644
index c70d554..0000000
--- a/libs/vr/libdisplay/gl_fenced_flush.cpp
+++ /dev/null
@@ -1,39 +0,0 @@
-#include "include/private/dvr/gl_fenced_flush.h"
-
-#include <EGL/eglext.h>
-#include <GLES3/gl31.h>
-
-#define ATRACE_TAG ATRACE_TAG_GRAPHICS
-#include <utils/Trace.h>
-
-#include <log/log.h>
-
-using android::pdx::LocalHandle;
-
-namespace android {
-namespace dvr {
-
-LocalHandle CreateGLSyncAndFlush(EGLDisplay display) {
- ATRACE_NAME("CreateGLSyncAndFlush");
-
- EGLint attribs[] = {EGL_SYNC_NATIVE_FENCE_FD_ANDROID,
- EGL_NO_NATIVE_FENCE_FD_ANDROID, EGL_NONE};
- EGLSyncKHR sync_point =
- eglCreateSyncKHR(display, EGL_SYNC_NATIVE_FENCE_ANDROID, attribs);
- glFlush();
- if (sync_point == EGL_NO_SYNC_KHR) {
- ALOGE("sync_point == EGL_NO_SYNC_KHR");
- return LocalHandle();
- }
- EGLint fence_fd = eglDupNativeFenceFDANDROID(display, sync_point);
- eglDestroySyncKHR(display, sync_point);
-
- if (fence_fd == EGL_NO_NATIVE_FENCE_FD_ANDROID) {
- ALOGE("fence_fd == EGL_NO_NATIVE_FENCE_FD_ANDROID");
- return LocalHandle();
- }
- return LocalHandle(fence_fd);
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libdisplay/graphics.cpp b/libs/vr/libdisplay/graphics.cpp
deleted file mode 100644
index 2abdf8e..0000000
--- a/libs/vr/libdisplay/graphics.cpp
+++ /dev/null
@@ -1,1576 +0,0 @@
-#include <dvr/graphics.h>
-
-#include <inttypes.h>
-#include <sys/timerfd.h>
-#include <array>
-#include <vector>
-
-#include <log/log.h>
-#include <utils/Trace.h>
-
-#ifndef VK_USE_PLATFORM_ANDROID_KHR
-#define VK_USE_PLATFORM_ANDROID_KHR 1
-#endif
-#include <vulkan/vulkan.h>
-
-#include <pdx/file_handle.h>
-#include <private/dvr/clock_ns.h>
-#include <private/dvr/debug.h>
-#include <private/dvr/display_types.h>
-#include <private/dvr/frame_history.h>
-#include <private/dvr/gl_fenced_flush.h>
-#include <private/dvr/graphics/vr_gl_extensions.h>
-#include <private/dvr/graphics_private.h>
-#include <private/dvr/late_latch.h>
-#include <private/dvr/native_buffer_queue.h>
-#include <private/dvr/sensor_constants.h>
-#include <private/dvr/video_mesh_surface_client.h>
-#include <private/dvr/vsync_client.h>
-#include <private/dvr/platform_defines.h>
-
-#include <android/native_window.h>
-
-#ifndef EGL_CONTEXT_MAJOR_VERSION
-#define EGL_CONTEXT_MAJOR_VERSION 0x3098
-#define EGL_CONTEXT_MINOR_VERSION 0x30FB
-#endif
-
-using android::pdx::LocalHandle;
-using android::pdx::LocalChannelHandle;
-
-using android::dvr::DisplaySurfaceAttributeEnum;
-using android::dvr::DisplaySurfaceAttributeValue;
-
-namespace {
-
-// TODO(urbanus): revisit once we have per-platform usage config in place.
-constexpr int kDefaultDisplaySurfaceUsage =
- GRALLOC_USAGE_HW_RENDER | GRALLOC_USAGE_HW_TEXTURE |
- GRALLOC_USAGE_QCOM_FRAMEBUFFER_COMPRESSION;
-constexpr int kDefaultDisplaySurfaceFormat = HAL_PIXEL_FORMAT_RGBA_8888;
-// TODO(alexst): revisit this count when HW encode is available for casting.
-constexpr int kDefaultBufferCount = 4;
-
-// Use with dvrBeginRenderFrame to disable EDS for the current frame.
-constexpr float32x4_t DVR_POSE_NO_EDS = {10.0f, 0.0f, 0.0f, 0.0f};
-
-// Use with dvrBeginRenderFrame to indicate that GPU late-latching is being used
-// for determining the render pose.
-constexpr float32x4_t DVR_POSE_LATE_LATCH = {20.0f, 0.0f, 0.0f, 0.0f};
-
-#ifndef NDEBUG
-
-static const char* GetGlCallbackType(GLenum type) {
- switch (type) {
- case GL_DEBUG_TYPE_ERROR_KHR:
- return "ERROR";
- case GL_DEBUG_TYPE_DEPRECATED_BEHAVIOR_KHR:
- return "DEPRECATED_BEHAVIOR";
- case GL_DEBUG_TYPE_UNDEFINED_BEHAVIOR_KHR:
- return "UNDEFINED_BEHAVIOR";
- case GL_DEBUG_TYPE_PORTABILITY_KHR:
- return "PORTABILITY";
- case GL_DEBUG_TYPE_PERFORMANCE_KHR:
- return "PERFORMANCE";
- case GL_DEBUG_TYPE_OTHER_KHR:
- return "OTHER";
- default:
- return "UNKNOWN";
- }
-}
-
-static void on_gl_error(GLenum /*source*/, GLenum type, GLuint /*id*/,
- GLenum severity, GLsizei /*length*/,
- const char* message, const void* /*user_param*/) {
- char msg[400];
- snprintf(msg, sizeof(msg), "[" __FILE__ ":%u] GL %s: %s", __LINE__,
- GetGlCallbackType(type), message);
- switch (severity) {
- case GL_DEBUG_SEVERITY_LOW_KHR:
- ALOGI("%s", msg);
- break;
- case GL_DEBUG_SEVERITY_MEDIUM_KHR:
- ALOGW("%s", msg);
- break;
- case GL_DEBUG_SEVERITY_HIGH_KHR:
- ALOGE("%s", msg);
- break;
- }
- fprintf(stderr, "%s\n", msg);
-}
-
-#endif
-
-int DvrToHalSurfaceFormat(int dvr_surface_format) {
- switch (dvr_surface_format) {
- case DVR_SURFACE_FORMAT_RGBA_8888:
- return HAL_PIXEL_FORMAT_RGBA_8888;
- case DVR_SURFACE_FORMAT_RGB_565:
- return HAL_PIXEL_FORMAT_RGB_565;
- default:
- return HAL_PIXEL_FORMAT_RGBA_8888;
- }
-}
-
-int SelectEGLConfig(EGLDisplay dpy, EGLint* attr, unsigned format,
- EGLConfig* config) {
- std::array<EGLint, 4> desired_rgba;
- switch (format) {
- case HAL_PIXEL_FORMAT_RGBA_8888:
- case HAL_PIXEL_FORMAT_BGRA_8888:
- desired_rgba = {{8, 8, 8, 8}};
- break;
- case HAL_PIXEL_FORMAT_RGB_565:
- desired_rgba = {{5, 6, 5, 0}};
- break;
- default:
- ALOGE("Unsupported framebuffer pixel format %d", format);
- return -1;
- }
-
- EGLint max_configs = 0;
- if (eglGetConfigs(dpy, NULL, 0, &max_configs) == EGL_FALSE) {
- ALOGE("No EGL configurations available?!");
- return -1;
- }
-
- std::vector<EGLConfig> configs(max_configs);
-
- EGLint num_configs;
- if (eglChooseConfig(dpy, attr, &configs[0], max_configs, &num_configs) ==
- EGL_FALSE) {
- ALOGE("eglChooseConfig failed");
- return -1;
- }
-
- std::array<EGLint, 4> config_rgba;
- for (int i = 0; i < num_configs; i++) {
- eglGetConfigAttrib(dpy, configs[i], EGL_RED_SIZE, &config_rgba[0]);
- eglGetConfigAttrib(dpy, configs[i], EGL_GREEN_SIZE, &config_rgba[1]);
- eglGetConfigAttrib(dpy, configs[i], EGL_BLUE_SIZE, &config_rgba[2]);
- eglGetConfigAttrib(dpy, configs[i], EGL_ALPHA_SIZE, &config_rgba[3]);
- if (config_rgba == desired_rgba) {
- *config = configs[i];
- return 0;
- }
- }
-
- ALOGE("Cannot find a matching EGL config");
- return -1;
-}
-
-void DestroyEglContext(EGLDisplay egl_display, EGLContext* egl_context) {
- if (*egl_context != EGL_NO_CONTEXT) {
- eglDestroyContext(egl_display, *egl_context);
- *egl_context = EGL_NO_CONTEXT;
- }
-}
-
-// Perform internal initialization. A GL context must be bound to the current
-// thread.
-// @param internally_created_context True if we created and own the GL context,
-// false if it was supplied by the application.
-// @return 0 if init was successful, or a negative error code on failure.
-int InitGl(bool internally_created_context) {
- EGLDisplay egl_display = eglGetDisplay(EGL_DEFAULT_DISPLAY);
- if (egl_display == EGL_NO_DISPLAY) {
- ALOGE("eglGetDisplay failed");
- return -EINVAL;
- }
-
- EGLContext egl_context = eglGetCurrentContext();
- if (egl_context == EGL_NO_CONTEXT) {
- ALOGE("No GL context bound");
- return -EINVAL;
- }
-
- glGetError(); // Clear the error state
- GLint major_version, minor_version;
- glGetIntegerv(GL_MAJOR_VERSION, &major_version);
- glGetIntegerv(GL_MINOR_VERSION, &minor_version);
- if (glGetError() != GL_NO_ERROR) {
- // GL_MAJOR_VERSION and GL_MINOR_VERSION were added in GLES 3. If we get an
- // error querying them it's almost certainly because it's GLES 1 or 2.
- ALOGE("Error getting GL version. Must be GLES 3.2 or greater.");
- return -EINVAL;
- }
-
- if (major_version < 3 || (major_version == 3 && minor_version < 2)) {
- ALOGE("Invalid GL version: %d.%d. Must be GLES 3.2 or greater.",
- major_version, minor_version);
- return -EINVAL;
- }
-
-#ifndef NDEBUG
- if (internally_created_context) {
- // Enable verbose GL debug output.
- glEnable(GL_DEBUG_OUTPUT_SYNCHRONOUS_KHR);
- glDebugMessageCallbackKHR(on_gl_error, NULL);
- GLuint unused_ids = 0;
- glDebugMessageControlKHR(GL_DONT_CARE, GL_DONT_CARE, GL_DONT_CARE, 0,
- &unused_ids, GL_TRUE);
- }
-#else
- (void)internally_created_context;
-#endif
-
- load_gl_extensions();
- return 0;
-}
-
-int CreateEglContext(EGLDisplay egl_display, DvrSurfaceParameter* parameters,
- EGLContext* egl_context) {
- *egl_context = EGL_NO_CONTEXT;
-
- EGLint major, minor;
- if (!eglInitialize(egl_display, &major, &minor)) {
- ALOGE("Failed to initialize EGL");
- return -ENXIO;
- }
-
- ALOGI("EGL version: %d.%d\n", major, minor);
-
- int buffer_format = kDefaultDisplaySurfaceFormat;
-
- for (auto p = parameters; p && p->key != DVR_SURFACE_PARAMETER_NONE; ++p) {
- switch (p->key) {
- case DVR_SURFACE_PARAMETER_FORMAT_IN:
- buffer_format = DvrToHalSurfaceFormat(p->value);
- break;
- }
- }
-
- EGLint config_attrs[] = {EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
- EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT, EGL_NONE};
- EGLConfig config = {0};
-
- int ret = SelectEGLConfig(egl_display, config_attrs, buffer_format, &config);
- if (ret < 0)
- return ret;
-
- ALOGI("EGL SelectEGLConfig ok.\n");
-
- EGLint context_attrs[] = {EGL_CONTEXT_MAJOR_VERSION,
- 3,
- EGL_CONTEXT_MINOR_VERSION,
- 2,
-#ifndef NDEBUG
- EGL_CONTEXT_FLAGS_KHR,
- EGL_CONTEXT_OPENGL_DEBUG_BIT_KHR,
-#endif
- EGL_NONE};
-
- *egl_context =
- eglCreateContext(egl_display, config, EGL_NO_CONTEXT, context_attrs);
- if (*egl_context == EGL_NO_CONTEXT) {
- ALOGE("eglCreateContext failed");
- return -ENXIO;
- }
-
- ALOGI("eglCreateContext ok.\n");
-
- if (!eglMakeCurrent(egl_display, EGL_NO_SURFACE, EGL_NO_SURFACE,
- *egl_context)) {
- ALOGE("eglMakeCurrent failed");
- DestroyEglContext(egl_display, egl_context);
- return -EINVAL;
- }
-
- return 0;
-}
-
-} // anonymous namespace
-
-// TODO(hendrikw): When we remove the calls to this in native_window.cpp, move
-// this back into the anonymous namespace
-std::shared_ptr<android::dvr::DisplaySurfaceClient> CreateDisplaySurfaceClient(
- struct DvrSurfaceParameter* parameters,
- /*out*/ android::dvr::SystemDisplayMetrics* metrics) {
- auto client = android::dvr::DisplayClient::Create();
- if (!client) {
- ALOGE("Failed to create display client!");
- return nullptr;
- }
-
- const int ret = client->GetDisplayMetrics(metrics);
- if (ret < 0) {
- ALOGE("Failed to get display metrics: %s", strerror(-ret));
- return nullptr;
- }
-
- // Parameters that may be modified by the parameters array. Some of these are
- // here for future expansion.
- int request_width = -1;
- int request_height = -1;
- int request_flags = 0;
- bool disable_distortion = false;
- bool disable_stabilization = false;
- bool disable_cac = false;
- bool request_visible = true;
- bool vertical_flip = false;
- int request_z_order = 0;
- bool request_exclude_from_blur = false;
- bool request_blur_behind = true;
- int request_format = kDefaultDisplaySurfaceFormat;
- int request_usage = kDefaultDisplaySurfaceUsage;
- int geometry_type = DVR_SURFACE_GEOMETRY_SINGLE;
-
- // Handle parameter inputs.
- for (auto p = parameters; p && p->key != DVR_SURFACE_PARAMETER_NONE; ++p) {
- switch (p->key) {
- case DVR_SURFACE_PARAMETER_WIDTH_IN:
- request_width = p->value;
- break;
- case DVR_SURFACE_PARAMETER_HEIGHT_IN:
- request_height = p->value;
- break;
- case DVR_SURFACE_PARAMETER_DISABLE_DISTORTION_IN:
- disable_distortion = !!p->value;
- break;
- case DVR_SURFACE_PARAMETER_DISABLE_STABILIZATION_IN:
- disable_stabilization = !!p->value;
- break;
- case DVR_SURFACE_PARAMETER_DISABLE_CAC_IN:
- disable_cac = !!p->value;
- break;
- case DVR_SURFACE_PARAMETER_VISIBLE_IN:
- request_visible = !!p->value;
- break;
- case DVR_SURFACE_PARAMETER_Z_ORDER_IN:
- request_z_order = p->value;
- break;
- case DVR_SURFACE_PARAMETER_EXCLUDE_FROM_BLUR_IN:
- request_exclude_from_blur = !!p->value;
- break;
- case DVR_SURFACE_PARAMETER_BLUR_BEHIND_IN:
- request_blur_behind = !!p->value;
- break;
- case DVR_SURFACE_PARAMETER_VERTICAL_FLIP_IN:
- vertical_flip = !!p->value;
- break;
- case DVR_SURFACE_PARAMETER_GEOMETRY_IN:
- geometry_type = p->value;
- break;
- case DVR_SURFACE_PARAMETER_FORMAT_IN:
- request_format = DvrToHalSurfaceFormat(p->value);
- break;
- case DVR_SURFACE_PARAMETER_ENABLE_LATE_LATCH_IN:
- case DVR_SURFACE_PARAMETER_CREATE_GL_CONTEXT_IN:
- case DVR_SURFACE_PARAMETER_DISPLAY_WIDTH_OUT:
- case DVR_SURFACE_PARAMETER_DISPLAY_HEIGHT_OUT:
- case DVR_SURFACE_PARAMETER_SURFACE_WIDTH_OUT:
- case DVR_SURFACE_PARAMETER_SURFACE_HEIGHT_OUT:
- case DVR_SURFACE_PARAMETER_INTER_LENS_METERS_OUT:
- case DVR_SURFACE_PARAMETER_LEFT_FOV_LRBT_OUT:
- case DVR_SURFACE_PARAMETER_RIGHT_FOV_LRBT_OUT:
- case DVR_SURFACE_PARAMETER_VSYNC_PERIOD_OUT:
- case DVR_SURFACE_PARAMETER_SURFACE_TEXTURE_TARGET_TYPE_OUT:
- case DVR_SURFACE_PARAMETER_SURFACE_TEXTURE_TARGET_ID_OUT:
- case DVR_SURFACE_PARAMETER_GRAPHICS_API_IN:
- case DVR_SURFACE_PARAMETER_VK_INSTANCE_IN:
- case DVR_SURFACE_PARAMETER_VK_PHYSICAL_DEVICE_IN:
- case DVR_SURFACE_PARAMETER_VK_DEVICE_IN:
- case DVR_SURFACE_PARAMETER_VK_PRESENT_QUEUE_IN:
- case DVR_SURFACE_PARAMETER_VK_PRESENT_QUEUE_FAMILY_IN:
- case DVR_SURFACE_PARAMETER_VK_SWAPCHAIN_IMAGE_COUNT_OUT:
- case DVR_SURFACE_PARAMETER_VK_SWAPCHAIN_IMAGE_FORMAT_OUT:
- break;
- default:
- ALOGE("Invalid display surface parameter: key=%d value=%" PRId64,
- p->key, p->value);
- return nullptr;
- }
- }
-
- request_flags |= disable_distortion
- ? DVR_DISPLAY_SURFACE_FLAGS_DISABLE_SYSTEM_DISTORTION
- : 0;
- request_flags |=
- disable_stabilization ? DVR_DISPLAY_SURFACE_FLAGS_DISABLE_SYSTEM_EDS : 0;
- request_flags |=
- disable_cac ? DVR_DISPLAY_SURFACE_FLAGS_DISABLE_SYSTEM_CAC : 0;
- request_flags |= vertical_flip ? DVR_DISPLAY_SURFACE_FLAGS_VERTICAL_FLIP : 0;
- request_flags |= (geometry_type == DVR_SURFACE_GEOMETRY_SEPARATE_2)
- ? DVR_DISPLAY_SURFACE_FLAGS_GEOMETRY_SEPARATE_2
- : 0;
-
- if (request_width == -1) {
- request_width = disable_distortion ? metrics->display_native_width
- : metrics->distorted_width;
- if (!disable_distortion &&
- geometry_type == DVR_SURFACE_GEOMETRY_SEPARATE_2) {
- // The metrics always return the single wide buffer resolution.
- // When split between eyes, we need to halve the width of the surface.
- request_width /= 2;
- }
- }
- if (request_height == -1) {
- request_height = disable_distortion ? metrics->display_native_height
- : metrics->distorted_height;
- }
-
- std::shared_ptr<android::dvr::DisplaySurfaceClient> surface =
- client->CreateDisplaySurface(request_width, request_height,
- request_format, request_usage,
- request_flags);
- surface->SetAttributes(
- {{DisplaySurfaceAttributeEnum::Visible,
- DisplaySurfaceAttributeValue{request_visible}},
- {DisplaySurfaceAttributeEnum::ZOrder,
- DisplaySurfaceAttributeValue{request_z_order}},
- {DisplaySurfaceAttributeEnum::ExcludeFromBlur,
- DisplaySurfaceAttributeValue{request_exclude_from_blur}},
- {DisplaySurfaceAttributeEnum::BlurBehind,
- DisplaySurfaceAttributeValue{request_blur_behind}}});
-
- // Handle parameter output requests down here so we can return surface info.
- for (auto p = parameters; p && p->key != DVR_SURFACE_PARAMETER_NONE; ++p) {
- switch (p->key) {
- case DVR_SURFACE_PARAMETER_DISPLAY_WIDTH_OUT:
- *static_cast<int32_t*>(p->value_out) = metrics->display_native_width;
- break;
- case DVR_SURFACE_PARAMETER_DISPLAY_HEIGHT_OUT:
- *static_cast<int32_t*>(p->value_out) = metrics->display_native_height;
- break;
- case DVR_SURFACE_PARAMETER_SURFACE_WIDTH_OUT:
- *static_cast<int32_t*>(p->value_out) = surface->width();
- break;
- case DVR_SURFACE_PARAMETER_SURFACE_HEIGHT_OUT:
- *static_cast<int32_t*>(p->value_out) = surface->height();
- break;
- case DVR_SURFACE_PARAMETER_INTER_LENS_METERS_OUT:
- *static_cast<float*>(p->value_out) = metrics->inter_lens_distance_m;
- break;
- case DVR_SURFACE_PARAMETER_LEFT_FOV_LRBT_OUT:
- for (int i = 0; i < 4; ++i) {
- float* float_values_out = static_cast<float*>(p->value_out);
- float_values_out[i] = metrics->left_fov_lrbt[i];
- }
- break;
- case DVR_SURFACE_PARAMETER_RIGHT_FOV_LRBT_OUT:
- for (int i = 0; i < 4; ++i) {
- float* float_values_out = static_cast<float*>(p->value_out);
- float_values_out[i] = metrics->right_fov_lrbt[i];
- }
- break;
- case DVR_SURFACE_PARAMETER_VSYNC_PERIOD_OUT:
- *static_cast<uint64_t*>(p->value_out) = metrics->vsync_period_ns;
- break;
- default:
- break;
- }
- }
-
- return surface;
-}
-
-extern "C" int dvrGetNativeDisplayDimensions(int* native_width,
- int* native_height) {
- int error = 0;
- auto client = android::dvr::DisplayClient::Create(&error);
- if (!client) {
- ALOGE("Failed to create display client!");
- return error;
- }
-
- android::dvr::SystemDisplayMetrics metrics;
- const int ret = client->GetDisplayMetrics(&metrics);
-
- if (ret != 0) {
- ALOGE("Failed to get display metrics!");
- return ret;
- }
-
- *native_width = static_cast<int>(metrics.display_native_width);
- *native_height = static_cast<int>(metrics.display_native_height);
- return 0;
-}
-
-struct DvrGraphicsContext : public android::ANativeObjectBase<
- ANativeWindow, DvrGraphicsContext,
- android::LightRefBase<DvrGraphicsContext>> {
- public:
- DvrGraphicsContext();
- ~DvrGraphicsContext();
-
- int graphics_api; // DVR_SURFACE_GRAPHICS_API_*
-
- // GL specific members.
- struct {
- EGLDisplay egl_display;
- EGLContext egl_context;
- bool owns_egl_context;
- GLuint texture_id[kSurfaceViewMaxCount];
- int texture_count;
- GLenum texture_target_type;
- } gl;
-
- // VK specific members
- struct {
- // These objects are passed in by the application, and are NOT owned
- // by the context.
- VkInstance instance;
- VkPhysicalDevice physical_device;
- VkDevice device;
- VkQueue present_queue;
- uint32_t present_queue_family;
- const VkAllocationCallbacks* allocation_callbacks;
- // These objects are owned by the context.
- ANativeWindow* window;
- VkSurfaceKHR surface;
- VkSwapchainKHR swapchain;
- std::vector<VkImage> swapchain_images;
- std::vector<VkImageView> swapchain_image_views;
- } vk;
-
- // Display surface, metrics, and buffer management members.
- std::shared_ptr<android::dvr::DisplaySurfaceClient> display_surface;
- android::dvr::SystemDisplayMetrics display_metrics;
- std::unique_ptr<android::dvr::NativeBufferQueue> buffer_queue;
- android::dvr::NativeBufferProducer* current_buffer;
- bool buffer_already_posted;
-
- // Synchronization members.
- std::unique_ptr<android::dvr::VSyncClient> vsync_client;
- LocalHandle timerfd;
-
- android::dvr::FrameHistory frame_history;
-
- // Mapped surface metadata (ie: for pose delivery with presented frames).
- volatile android::dvr::DisplaySurfaceMetadata* surface_metadata;
-
- // LateLatch support.
- std::unique_ptr<android::dvr::LateLatch> late_latch;
-
- // Video mesh support.
- std::vector<std::shared_ptr<android::dvr::VideoMeshSurfaceClient>>
- video_mesh_surfaces;
-
- private:
- // ANativeWindow function implementations
- std::mutex lock_;
- int Post(android::dvr::NativeBufferProducer* buffer, int fence_fd);
- static int SetSwapInterval(ANativeWindow* window, int interval);
- static int DequeueBuffer(ANativeWindow* window, ANativeWindowBuffer** buffer,
- int* fence_fd);
- static int QueueBuffer(ANativeWindow* window, ANativeWindowBuffer* buffer,
- int fence_fd);
- static int CancelBuffer(ANativeWindow* window, ANativeWindowBuffer* buffer,
- int fence_fd);
- static int Query(const ANativeWindow* window, int what, int* value);
- static int Perform(ANativeWindow* window, int operation, ...);
- static int DequeueBuffer_DEPRECATED(ANativeWindow* window,
- ANativeWindowBuffer** buffer);
- static int CancelBuffer_DEPRECATED(ANativeWindow* window,
- ANativeWindowBuffer* buffer);
- static int QueueBuffer_DEPRECATED(ANativeWindow* window,
- ANativeWindowBuffer* buffer);
- static int LockBuffer_DEPRECATED(ANativeWindow* window,
- ANativeWindowBuffer* buffer);
-
- DvrGraphicsContext(const DvrGraphicsContext&) = delete;
- void operator=(const DvrGraphicsContext&) = delete;
-};
-
-DvrGraphicsContext::DvrGraphicsContext()
- : graphics_api(DVR_GRAPHICS_API_GLES),
- gl{},
- vk{},
- current_buffer(nullptr),
- buffer_already_posted(false),
- surface_metadata(nullptr) {
- gl.egl_display = EGL_NO_DISPLAY;
- gl.egl_context = EGL_NO_CONTEXT;
- gl.owns_egl_context = true;
- gl.texture_target_type = GL_TEXTURE_2D;
-
- ANativeWindow::setSwapInterval = SetSwapInterval;
- ANativeWindow::dequeueBuffer = DequeueBuffer;
- ANativeWindow::cancelBuffer = CancelBuffer;
- ANativeWindow::queueBuffer = QueueBuffer;
- ANativeWindow::query = Query;
- ANativeWindow::perform = Perform;
-
- ANativeWindow::dequeueBuffer_DEPRECATED = DequeueBuffer_DEPRECATED;
- ANativeWindow::cancelBuffer_DEPRECATED = CancelBuffer_DEPRECATED;
- ANativeWindow::lockBuffer_DEPRECATED = LockBuffer_DEPRECATED;
- ANativeWindow::queueBuffer_DEPRECATED = QueueBuffer_DEPRECATED;
-}
-
-DvrGraphicsContext::~DvrGraphicsContext() {
- if (graphics_api == DVR_GRAPHICS_API_GLES) {
- glDeleteTextures(gl.texture_count, gl.texture_id);
- if (gl.owns_egl_context)
- DestroyEglContext(gl.egl_display, &gl.egl_context);
- } else if (graphics_api == DVR_GRAPHICS_API_VULKAN) {
- if (vk.swapchain != VK_NULL_HANDLE) {
- for (auto view : vk.swapchain_image_views) {
- vkDestroyImageView(vk.device, view, vk.allocation_callbacks);
- }
- vkDestroySwapchainKHR(vk.device, vk.swapchain, vk.allocation_callbacks);
- vkDestroySurfaceKHR(vk.instance, vk.surface, vk.allocation_callbacks);
- delete vk.window;
- }
- }
-}
-
-int dvrGraphicsContextCreate(struct DvrSurfaceParameter* parameters,
- DvrGraphicsContext** return_graphics_context) {
- std::unique_ptr<DvrGraphicsContext> context(new DvrGraphicsContext);
-
- // See whether we're using GL or Vulkan
- for (auto p = parameters; p && p->key != DVR_SURFACE_PARAMETER_NONE; ++p) {
- switch (p->key) {
- case DVR_SURFACE_PARAMETER_GRAPHICS_API_IN:
- context->graphics_api = p->value;
- break;
- }
- }
-
- if (context->graphics_api == DVR_GRAPHICS_API_GLES) {
- context->gl.egl_display = eglGetDisplay(EGL_DEFAULT_DISPLAY);
- if (context->gl.egl_display == EGL_NO_DISPLAY) {
- ALOGE("eglGetDisplay failed");
- return -ENXIO;
- }
-
- // See if we should create a GL context
- for (auto p = parameters; p && p->key != DVR_SURFACE_PARAMETER_NONE; ++p) {
- switch (p->key) {
- case DVR_SURFACE_PARAMETER_CREATE_GL_CONTEXT_IN:
- context->gl.owns_egl_context = p->value != 0;
- break;
- }
- }
-
- if (context->gl.owns_egl_context) {
- int ret = CreateEglContext(context->gl.egl_display, parameters,
- &context->gl.egl_context);
- if (ret < 0)
- return ret;
- } else {
- context->gl.egl_context = eglGetCurrentContext();
- }
-
- int ret = InitGl(context->gl.owns_egl_context);
- if (ret < 0)
- return ret;
- } else if (context->graphics_api == DVR_GRAPHICS_API_VULKAN) {
- for (auto p = parameters; p && p->key != DVR_SURFACE_PARAMETER_NONE; ++p) {
- switch (p->key) {
- case DVR_SURFACE_PARAMETER_VK_INSTANCE_IN:
- context->vk.instance = reinterpret_cast<VkInstance>(p->value);
- break;
- case DVR_SURFACE_PARAMETER_VK_PHYSICAL_DEVICE_IN:
- context->vk.physical_device =
- reinterpret_cast<VkPhysicalDevice>(p->value);
- break;
- case DVR_SURFACE_PARAMETER_VK_DEVICE_IN:
- context->vk.device = reinterpret_cast<VkDevice>(p->value);
- break;
- case DVR_SURFACE_PARAMETER_VK_PRESENT_QUEUE_IN:
- context->vk.present_queue = reinterpret_cast<VkQueue>(p->value);
- break;
- case DVR_SURFACE_PARAMETER_VK_PRESENT_QUEUE_FAMILY_IN:
- context->vk.present_queue_family = static_cast<uint32_t>(p->value);
- break;
- }
- }
- } else {
- ALOGE("Error: invalid graphics API type");
- return -EINVAL;
- }
-
- context->display_surface =
- CreateDisplaySurfaceClient(parameters, &context->display_metrics);
- if (!context->display_surface) {
- ALOGE("Error: failed to create display surface client");
- return -ECOMM;
- }
-
- context->buffer_queue.reset(new android::dvr::NativeBufferQueue(
- context->gl.egl_display, context->display_surface, kDefaultBufferCount));
-
- // The way the call sequence works we need 1 more than the buffer queue
- // capacity to store data for all pending frames
- context->frame_history.Reset(context->buffer_queue->GetQueueCapacity() + 1);
-
- context->vsync_client = android::dvr::VSyncClient::Create();
- if (!context->vsync_client) {
- ALOGE("Error: failed to create vsync client");
- return -ECOMM;
- }
-
- context->timerfd.Reset(timerfd_create(CLOCK_MONOTONIC, 0));
- if (!context->timerfd) {
- ALOGE("Error: timerfd_create failed because: %s", strerror(errno));
- return -EPERM;
- }
-
- context->surface_metadata = context->display_surface->GetMetadataBufferPtr();
- if (!context->surface_metadata) {
- ALOGE("Error: surface metadata allocation failed");
- return -ENOMEM;
- }
-
- ALOGI("buffer: %d x %d\n", context->display_surface->width(),
- context->display_surface->height());
-
- if (context->graphics_api == DVR_GRAPHICS_API_GLES) {
- context->gl.texture_count = (context->display_surface->flags() &
- DVR_DISPLAY_SURFACE_FLAGS_GEOMETRY_SEPARATE_2)
- ? 2
- : 1;
-
- // Create the GL textures.
- glGenTextures(context->gl.texture_count, context->gl.texture_id);
-
- // We must make sure that we have at least one buffer allocated at this time
- // so that anyone who tries to bind an FBO to context->texture_id
- // will not get an incomplete buffer.
- context->current_buffer = context->buffer_queue->Dequeue();
- LOG_ALWAYS_FATAL_IF(context->gl.texture_count !=
- context->current_buffer->buffer()->slice_count());
- for (int i = 0; i < context->gl.texture_count; ++i) {
- glBindTexture(context->gl.texture_target_type, context->gl.texture_id[i]);
- glEGLImageTargetTexture2DOES(context->gl.texture_target_type,
- context->current_buffer->image_khr(i));
- }
- glBindTexture(context->gl.texture_target_type, 0);
- CHECK_GL();
-
- bool is_late_latch = false;
-
- // Pass back the texture target type and id.
- for (auto p = parameters; p && p->key != DVR_SURFACE_PARAMETER_NONE; ++p) {
- switch (p->key) {
- case DVR_SURFACE_PARAMETER_ENABLE_LATE_LATCH_IN:
- is_late_latch = !!p->value;
- break;
- case DVR_SURFACE_PARAMETER_SURFACE_TEXTURE_TARGET_TYPE_OUT:
- *static_cast<GLenum*>(p->value_out) = context->gl.texture_target_type;
- break;
- case DVR_SURFACE_PARAMETER_SURFACE_TEXTURE_TARGET_ID_OUT:
- for (int i = 0; i < context->gl.texture_count; ++i) {
- *(static_cast<GLuint*>(p->value_out) + i) =
- context->gl.texture_id[i];
- }
- break;
- }
- }
-
- // Initialize late latch.
- if (is_late_latch) {
- LocalHandle fd;
- int ret = context->display_surface->GetMetadataBufferFd(&fd);
- if (ret == 0) {
- context->late_latch.reset(
- new android::dvr::LateLatch(true, std::move(fd)));
- } else {
- ALOGE("Error: failed to get surface metadata buffer fd for late latch");
- }
- }
- } else if (context->graphics_api == DVR_GRAPHICS_API_VULKAN) {
- VkResult result = VK_SUCCESS;
- // Create a VkSurfaceKHR from the ANativeWindow.
- VkAndroidSurfaceCreateInfoKHR android_surface_ci = {};
- android_surface_ci.sType =
- VK_STRUCTURE_TYPE_ANDROID_SURFACE_CREATE_INFO_KHR;
- android_surface_ci.window = context.get();
- result = vkCreateAndroidSurfaceKHR(
- context->vk.instance, &android_surface_ci,
- context->vk.allocation_callbacks, &context->vk.surface);
- LOG_ALWAYS_FATAL_IF(result != VK_SUCCESS);
- VkBool32 surface_supports_present = VK_FALSE;
- result = vkGetPhysicalDeviceSurfaceSupportKHR(
- context->vk.physical_device, context->vk.present_queue_family,
- context->vk.surface, &surface_supports_present);
- LOG_ALWAYS_FATAL_IF(result != VK_SUCCESS);
- if (!surface_supports_present) {
- ALOGE("Error: provided queue family (%u) does not support presentation",
- context->vk.present_queue_family);
- return -EPERM;
- }
- VkSurfaceCapabilitiesKHR surface_capabilities = {};
- result = vkGetPhysicalDeviceSurfaceCapabilitiesKHR(
- context->vk.physical_device, context->vk.surface,
- &surface_capabilities);
- LOG_ALWAYS_FATAL_IF(result != VK_SUCCESS);
- // Determine the swapchain image format.
- uint32_t device_surface_format_count = 0;
- result = vkGetPhysicalDeviceSurfaceFormatsKHR(
- context->vk.physical_device, context->vk.surface,
- &device_surface_format_count, nullptr);
- LOG_ALWAYS_FATAL_IF(result != VK_SUCCESS);
- std::vector<VkSurfaceFormatKHR> device_surface_formats(
- device_surface_format_count);
- result = vkGetPhysicalDeviceSurfaceFormatsKHR(
- context->vk.physical_device, context->vk.surface,
- &device_surface_format_count, device_surface_formats.data());
- LOG_ALWAYS_FATAL_IF(result != VK_SUCCESS);
- LOG_ALWAYS_FATAL_IF(device_surface_format_count == 0U);
- LOG_ALWAYS_FATAL_IF(device_surface_formats[0].format ==
- VK_FORMAT_UNDEFINED);
- VkSurfaceFormatKHR present_surface_format = device_surface_formats[0];
- // Determine the swapchain present mode.
- // TODO(cort): query device_present_modes to make sure MAILBOX is supported.
- // But according to libvulkan, it is.
- uint32_t device_present_mode_count = 0;
- result = vkGetPhysicalDeviceSurfacePresentModesKHR(
- context->vk.physical_device, context->vk.surface,
- &device_present_mode_count, nullptr);
- LOG_ALWAYS_FATAL_IF(result != VK_SUCCESS);
- std::vector<VkPresentModeKHR> device_present_modes(
- device_present_mode_count);
- result = vkGetPhysicalDeviceSurfacePresentModesKHR(
- context->vk.physical_device, context->vk.surface,
- &device_present_mode_count, device_present_modes.data());
- LOG_ALWAYS_FATAL_IF(result != VK_SUCCESS);
- VkPresentModeKHR present_mode = VK_PRESENT_MODE_MAILBOX_KHR;
- // Extract presentation surface extents, image count, transform, usages,
- // etc.
- LOG_ALWAYS_FATAL_IF(
- static_cast<int>(surface_capabilities.currentExtent.width) == -1 ||
- static_cast<int>(surface_capabilities.currentExtent.height) == -1);
- VkExtent2D swapchain_extent = surface_capabilities.currentExtent;
-
- uint32_t desired_image_count = surface_capabilities.minImageCount;
- if (surface_capabilities.maxImageCount > 0 &&
- desired_image_count > surface_capabilities.maxImageCount) {
- desired_image_count = surface_capabilities.maxImageCount;
- }
- VkSurfaceTransformFlagBitsKHR surface_transform =
- surface_capabilities.currentTransform;
- VkImageUsageFlags image_usage_flags =
- surface_capabilities.supportedUsageFlags;
- LOG_ALWAYS_FATAL_IF(surface_capabilities.supportedCompositeAlpha ==
- static_cast<VkFlags>(0));
- VkCompositeAlphaFlagBitsKHR composite_alpha =
- VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR;
- if (!(surface_capabilities.supportedCompositeAlpha &
- VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR)) {
- composite_alpha = VkCompositeAlphaFlagBitsKHR(
- static_cast<int>(surface_capabilities.supportedCompositeAlpha) &
- -static_cast<int>(surface_capabilities.supportedCompositeAlpha));
- }
- // Create VkSwapchainKHR
- VkSwapchainCreateInfoKHR swapchain_ci = {};
- swapchain_ci.sType = VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR;
- swapchain_ci.pNext = nullptr;
- swapchain_ci.surface = context->vk.surface;
- swapchain_ci.minImageCount = desired_image_count;
- swapchain_ci.imageFormat = present_surface_format.format;
- swapchain_ci.imageColorSpace = present_surface_format.colorSpace;
- swapchain_ci.imageExtent.width = swapchain_extent.width;
- swapchain_ci.imageExtent.height = swapchain_extent.height;
- swapchain_ci.imageUsage = image_usage_flags;
- swapchain_ci.preTransform = surface_transform;
- swapchain_ci.compositeAlpha = composite_alpha;
- swapchain_ci.imageArrayLayers = 1;
- swapchain_ci.imageSharingMode = VK_SHARING_MODE_EXCLUSIVE;
- swapchain_ci.queueFamilyIndexCount = 0;
- swapchain_ci.pQueueFamilyIndices = nullptr;
- swapchain_ci.presentMode = present_mode;
- swapchain_ci.clipped = VK_TRUE;
- swapchain_ci.oldSwapchain = VK_NULL_HANDLE;
- result = vkCreateSwapchainKHR(context->vk.device, &swapchain_ci,
- context->vk.allocation_callbacks,
- &context->vk.swapchain);
- LOG_ALWAYS_FATAL_IF(result != VK_SUCCESS);
- // Create swapchain image views
- uint32_t image_count = 0;
- result = vkGetSwapchainImagesKHR(context->vk.device, context->vk.swapchain,
- &image_count, nullptr);
- LOG_ALWAYS_FATAL_IF(result != VK_SUCCESS);
- LOG_ALWAYS_FATAL_IF(image_count == 0U);
- context->vk.swapchain_images.resize(image_count);
- result = vkGetSwapchainImagesKHR(context->vk.device, context->vk.swapchain,
- &image_count,
- context->vk.swapchain_images.data());
- LOG_ALWAYS_FATAL_IF(result != VK_SUCCESS);
- context->vk.swapchain_image_views.resize(image_count);
- VkImageViewCreateInfo image_view_ci = {};
- image_view_ci.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO;
- image_view_ci.pNext = nullptr;
- image_view_ci.flags = 0;
- image_view_ci.format = swapchain_ci.imageFormat;
- image_view_ci.components.r = VK_COMPONENT_SWIZZLE_IDENTITY;
- image_view_ci.components.g = VK_COMPONENT_SWIZZLE_IDENTITY;
- image_view_ci.components.b = VK_COMPONENT_SWIZZLE_IDENTITY;
- image_view_ci.components.a = VK_COMPONENT_SWIZZLE_IDENTITY;
- image_view_ci.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
- image_view_ci.subresourceRange.baseMipLevel = 0;
- image_view_ci.subresourceRange.levelCount = 1;
- image_view_ci.subresourceRange.baseArrayLayer = 0;
- image_view_ci.subresourceRange.layerCount = 1;
- image_view_ci.viewType = VK_IMAGE_VIEW_TYPE_2D;
- image_view_ci.image = VK_NULL_HANDLE; // filled in below
- for (uint32_t i = 0; i < image_count; ++i) {
- image_view_ci.image = context->vk.swapchain_images[i];
- result = vkCreateImageView(context->vk.device, &image_view_ci,
- context->vk.allocation_callbacks,
- &context->vk.swapchain_image_views[i]);
- LOG_ALWAYS_FATAL_IF(result != VK_SUCCESS);
- }
- // Fill in any requested output parameters.
- for (auto p = parameters; p && p->key != DVR_SURFACE_PARAMETER_NONE; ++p) {
- switch (p->key) {
- case DVR_SURFACE_PARAMETER_VK_SWAPCHAIN_IMAGE_COUNT_OUT:
- *static_cast<uint32_t*>(p->value_out) = image_count;
- break;
- case DVR_SURFACE_PARAMETER_VK_SWAPCHAIN_IMAGE_FORMAT_OUT:
- *static_cast<VkFormat*>(p->value_out) = swapchain_ci.imageFormat;
- break;
- }
- }
- }
-
- *return_graphics_context = context.release();
- return 0;
-}
-
-void dvrGraphicsContextDestroy(DvrGraphicsContext* graphics_context) {
- delete graphics_context;
-}
-
-// ANativeWindow function implementations. These should only be used
-// by the Vulkan path.
-int DvrGraphicsContext::Post(android::dvr::NativeBufferProducer* buffer,
- int fence_fd) {
- LOG_ALWAYS_FATAL_IF(graphics_api != DVR_GRAPHICS_API_VULKAN);
- ATRACE_NAME(__PRETTY_FUNCTION__);
- ALOGI_IF(TRACE, "DvrGraphicsContext::Post: buffer_id=%d, fence_fd=%d",
- buffer->buffer()->id(), fence_fd);
- ALOGW_IF(!display_surface->visible(),
- "DvrGraphicsContext::Post: Posting buffer on invisible surface!!!");
- // The NativeBufferProducer closes the fence fd, so dup it for tracking in the
- // frame history.
- frame_history.OnFrameSubmit(LocalHandle::AsDuplicate(fence_fd));
- int result = buffer->Post(fence_fd, 0);
- return result;
-}
-
-int DvrGraphicsContext::SetSwapInterval(ANativeWindow* window, int interval) {
- ALOGI_IF(TRACE, "SetSwapInterval: window=%p interval=%d", window, interval);
- DvrGraphicsContext* self = getSelf(window);
- (void)self;
- LOG_ALWAYS_FATAL_IF(self->graphics_api != DVR_GRAPHICS_API_VULKAN);
- return android::NO_ERROR;
-}
-
-int DvrGraphicsContext::DequeueBuffer(ANativeWindow* window,
- ANativeWindowBuffer** buffer,
- int* fence_fd) {
- ATRACE_NAME(__PRETTY_FUNCTION__);
-
- DvrGraphicsContext* self = getSelf(window);
- LOG_ALWAYS_FATAL_IF(self->graphics_api != DVR_GRAPHICS_API_VULKAN);
- std::lock_guard<std::mutex> autolock(self->lock_);
-
- if (!self->current_buffer) {
- self->current_buffer = self->buffer_queue.get()->Dequeue();
- }
- ATRACE_ASYNC_BEGIN("BufferDraw", self->current_buffer->buffer()->id());
- *fence_fd = self->current_buffer->ClaimReleaseFence().Release();
- *buffer = self->current_buffer;
-
- ALOGI_IF(TRACE, "DvrGraphicsContext::DequeueBuffer: fence_fd=%d", *fence_fd);
- return android::NO_ERROR;
-}
-
-int DvrGraphicsContext::QueueBuffer(ANativeWindow* window,
- ANativeWindowBuffer* buffer, int fence_fd) {
- ATRACE_NAME("NativeWindow::QueueBuffer");
- ALOGI_IF(TRACE, "NativeWindow::QueueBuffer: fence_fd=%d", fence_fd);
-
- DvrGraphicsContext* self = getSelf(window);
- LOG_ALWAYS_FATAL_IF(self->graphics_api != DVR_GRAPHICS_API_VULKAN);
- std::lock_guard<std::mutex> autolock(self->lock_);
-
- android::dvr::NativeBufferProducer* native_buffer =
- static_cast<android::dvr::NativeBufferProducer*>(buffer);
- ATRACE_ASYNC_END("BufferDraw", native_buffer->buffer()->id());
- bool do_post = true;
- if (self->buffer_already_posted) {
- // Check that the buffer is the one we expect, but handle it if this happens
- // in production by allowing this buffer to post on top of the previous one.
- LOG_FATAL_IF(native_buffer != self->current_buffer);
- if (native_buffer == self->current_buffer) {
- do_post = false;
- if (fence_fd >= 0)
- close(fence_fd);
- }
- }
- if (do_post) {
- ATRACE_ASYNC_BEGIN("BufferPost", native_buffer->buffer()->id());
- self->Post(native_buffer, fence_fd);
- }
- self->buffer_already_posted = false;
- self->current_buffer = nullptr;
-
- return android::NO_ERROR;
-}
-
-int DvrGraphicsContext::CancelBuffer(ANativeWindow* window,
- ANativeWindowBuffer* buffer,
- int fence_fd) {
- ATRACE_NAME("DvrGraphicsContext::CancelBuffer");
- ALOGI_IF(TRACE, "DvrGraphicsContext::CancelBuffer: fence_fd: %d", fence_fd);
-
- DvrGraphicsContext* self = getSelf(window);
- LOG_ALWAYS_FATAL_IF(self->graphics_api != DVR_GRAPHICS_API_VULKAN);
- std::lock_guard<std::mutex> autolock(self->lock_);
-
- android::dvr::NativeBufferProducer* native_buffer =
- static_cast<android::dvr::NativeBufferProducer*>(buffer);
- ATRACE_ASYNC_END("BufferDraw", native_buffer->buffer()->id());
- ATRACE_INT("CancelBuffer", native_buffer->buffer()->id());
- bool do_enqueue = true;
- if (self->buffer_already_posted) {
- // Check that the buffer is the one we expect, but handle it if this happens
- // in production by returning this buffer to the buffer queue.
- LOG_FATAL_IF(native_buffer != self->current_buffer);
- if (native_buffer == self->current_buffer) {
- do_enqueue = false;
- }
- }
- if (do_enqueue) {
- self->buffer_queue.get()->Enqueue(native_buffer);
- }
- if (fence_fd >= 0)
- close(fence_fd);
- self->buffer_already_posted = false;
- self->current_buffer = nullptr;
-
- return android::NO_ERROR;
-}
-
-int DvrGraphicsContext::Query(const ANativeWindow* window, int what,
- int* value) {
- DvrGraphicsContext* self = getSelf(const_cast<ANativeWindow*>(window));
- LOG_ALWAYS_FATAL_IF(self->graphics_api != DVR_GRAPHICS_API_VULKAN);
- std::lock_guard<std::mutex> autolock(self->lock_);
-
- switch (what) {
- case NATIVE_WINDOW_WIDTH:
- *value = self->display_surface->width();
- return android::NO_ERROR;
- case NATIVE_WINDOW_HEIGHT:
- *value = self->display_surface->height();
- return android::NO_ERROR;
- case NATIVE_WINDOW_FORMAT:
- *value = self->display_surface->format();
- return android::NO_ERROR;
- case NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS:
- *value = 1;
- return android::NO_ERROR;
- case NATIVE_WINDOW_CONCRETE_TYPE:
- *value = NATIVE_WINDOW_SURFACE;
- return android::NO_ERROR;
- case NATIVE_WINDOW_QUEUES_TO_WINDOW_COMPOSER:
- *value = 1;
- return android::NO_ERROR;
- case NATIVE_WINDOW_DEFAULT_WIDTH:
- *value = self->display_surface->width();
- return android::NO_ERROR;
- case NATIVE_WINDOW_DEFAULT_HEIGHT:
- *value = self->display_surface->height();
- return android::NO_ERROR;
- case NATIVE_WINDOW_TRANSFORM_HINT:
- *value = 0;
- return android::NO_ERROR;
- }
-
- *value = 0;
- return android::BAD_VALUE;
-}
-
-int DvrGraphicsContext::Perform(ANativeWindow* window, int operation, ...) {
- DvrGraphicsContext* self = getSelf(window);
- LOG_ALWAYS_FATAL_IF(self->graphics_api != DVR_GRAPHICS_API_VULKAN);
- std::lock_guard<std::mutex> autolock(self->lock_);
-
- va_list args;
- va_start(args, operation);
-
- // TODO(eieio): The following operations are not used at this time. They are
- // included here to help document which operations may be useful and what
- // parameters they take.
- switch (operation) {
- case NATIVE_WINDOW_SET_BUFFERS_DIMENSIONS: {
- int w = va_arg(args, int);
- int h = va_arg(args, int);
- ALOGD_IF(TRACE, "NATIVE_WINDOW_SET_BUFFERS_DIMENSIONS: w=%d h=%d", w, h);
- return android::NO_ERROR;
- }
-
- case NATIVE_WINDOW_SET_BUFFERS_FORMAT: {
- int format = va_arg(args, int);
- ALOGD_IF(TRACE, "NATIVE_WINDOW_SET_BUFFERS_FORMAT: format=%d", format);
- return android::NO_ERROR;
- }
-
- case NATIVE_WINDOW_SET_BUFFERS_TRANSFORM: {
- int transform = va_arg(args, int);
- ALOGD_IF(TRACE, "NATIVE_WINDOW_SET_BUFFERS_TRANSFORM: transform=%d",
- transform);
- return android::NO_ERROR;
- }
-
- case NATIVE_WINDOW_SET_USAGE: {
- int usage = va_arg(args, int);
- ALOGD_IF(TRACE, "NATIVE_WINDOW_SET_USAGE: usage=%d", usage);
- return android::NO_ERROR;
- }
-
- case NATIVE_WINDOW_CONNECT:
- case NATIVE_WINDOW_DISCONNECT:
- case NATIVE_WINDOW_SET_BUFFERS_GEOMETRY:
- case NATIVE_WINDOW_API_CONNECT:
- case NATIVE_WINDOW_API_DISCONNECT:
- // TODO(eieio): we should implement these
- return android::NO_ERROR;
-
- case NATIVE_WINDOW_SET_BUFFER_COUNT: {
- int buffer_count = va_arg(args, int);
- ALOGD_IF(TRACE, "NATIVE_WINDOW_SET_BUFFER_COUNT: bufferCount=%d",
- buffer_count);
- return android::NO_ERROR;
- }
- case NATIVE_WINDOW_SET_BUFFERS_DATASPACE: {
- android_dataspace_t data_space =
- static_cast<android_dataspace_t>(va_arg(args, int));
- ALOGD_IF(TRACE, "NATIVE_WINDOW_SET_BUFFERS_DATASPACE: dataSpace=%d",
- data_space);
- return android::NO_ERROR;
- }
- case NATIVE_WINDOW_SET_SCALING_MODE: {
- int mode = va_arg(args, int);
- ALOGD_IF(TRACE, "NATIVE_WINDOW_SET_SCALING_MODE: mode=%d", mode);
- return android::NO_ERROR;
- }
-
- case NATIVE_WINDOW_LOCK:
- case NATIVE_WINDOW_UNLOCK_AND_POST:
- case NATIVE_WINDOW_SET_CROP:
- case NATIVE_WINDOW_SET_BUFFERS_TIMESTAMP:
- return android::INVALID_OPERATION;
- }
-
- return android::NAME_NOT_FOUND;
-}
-
-int DvrGraphicsContext::DequeueBuffer_DEPRECATED(ANativeWindow* window,
- ANativeWindowBuffer** buffer) {
- int fence_fd = -1;
- int ret = DequeueBuffer(window, buffer, &fence_fd);
-
- // wait for fence
- if (ret == android::NO_ERROR && fence_fd != -1)
- close(fence_fd);
-
- return ret;
-}
-
-int DvrGraphicsContext::CancelBuffer_DEPRECATED(ANativeWindow* window,
- ANativeWindowBuffer* buffer) {
- return CancelBuffer(window, buffer, -1);
-}
-
-int DvrGraphicsContext::QueueBuffer_DEPRECATED(ANativeWindow* window,
- ANativeWindowBuffer* buffer) {
- return QueueBuffer(window, buffer, -1);
-}
-
-int DvrGraphicsContext::LockBuffer_DEPRECATED(ANativeWindow* /*window*/,
- ANativeWindowBuffer* /*buffer*/) {
- return android::NO_ERROR;
-}
-// End ANativeWindow implementation
-
-int dvrSetEdsPose(DvrGraphicsContext* graphics_context,
- float32x4_t render_pose_orientation,
- float32x4_t render_pose_translation) {
- ATRACE_NAME("dvrSetEdsPose");
- if (!graphics_context->current_buffer) {
- ALOGE("dvrBeginRenderFrame must be called before dvrSetEdsPose");
- return -EPERM;
- }
-
- // When late-latching is enabled, the pose buffer is written by the GPU, so
- // we don't touch it here.
- float32x4_t is_late_latch = DVR_POSE_LATE_LATCH;
- if (render_pose_orientation[0] != is_late_latch[0]) {
- volatile android::dvr::DisplaySurfaceMetadata* data =
- graphics_context->surface_metadata;
- uint32_t buffer_index =
- graphics_context->current_buffer->surface_buffer_index();
- ALOGE_IF(TRACE, "write pose index %d %f %f", buffer_index,
- render_pose_orientation[0], render_pose_orientation[1]);
- data->orientation[buffer_index] = render_pose_orientation;
- data->translation[buffer_index] = render_pose_translation;
- }
-
- return 0;
-}
-
-int dvrBeginRenderFrameEds(DvrGraphicsContext* graphics_context,
- float32x4_t render_pose_orientation,
- float32x4_t render_pose_translation) {
- ATRACE_NAME("dvrBeginRenderFrameEds");
- LOG_ALWAYS_FATAL_IF(graphics_context->graphics_api != DVR_GRAPHICS_API_GLES);
- CHECK_GL();
- // Grab a buffer from the queue and set its pose.
- if (!graphics_context->current_buffer) {
- graphics_context->current_buffer =
- graphics_context->buffer_queue->Dequeue();
- }
-
- int ret = dvrSetEdsPose(graphics_context, render_pose_orientation,
- render_pose_translation);
- if (ret < 0)
- return ret;
-
- ATRACE_ASYNC_BEGIN("BufferDraw",
- graphics_context->current_buffer->buffer()->id());
-
- {
- ATRACE_NAME("glEGLImageTargetTexture2DOES");
- // Bind the texture to the latest buffer in the queue.
- for (int i = 0; i < graphics_context->gl.texture_count; ++i) {
- glBindTexture(graphics_context->gl.texture_target_type,
- graphics_context->gl.texture_id[i]);
- glEGLImageTargetTexture2DOES(
- graphics_context->gl.texture_target_type,
- graphics_context->current_buffer->image_khr(i));
- }
- glBindTexture(graphics_context->gl.texture_target_type, 0);
- }
- CHECK_GL();
- return 0;
-}
-int dvrBeginRenderFrameEdsVk(DvrGraphicsContext* graphics_context,
- float32x4_t render_pose_orientation,
- float32x4_t render_pose_translation,
- VkSemaphore acquire_semaphore,
- VkFence acquire_fence,
- uint32_t* swapchain_image_index,
- VkImageView* swapchain_image_view) {
- ATRACE_NAME("dvrBeginRenderFrameEds");
- LOG_ALWAYS_FATAL_IF(graphics_context->graphics_api !=
- DVR_GRAPHICS_API_VULKAN);
-
- // Acquire a swapchain image. This calls Dequeue() internally.
- VkResult result = vkAcquireNextImageKHR(
- graphics_context->vk.device, graphics_context->vk.swapchain, UINT64_MAX,
- acquire_semaphore, acquire_fence, swapchain_image_index);
- if (result != VK_SUCCESS)
- return -EINVAL;
-
- // Set the pose pose.
- int ret = dvrSetEdsPose(graphics_context, render_pose_orientation,
- render_pose_translation);
- if (ret < 0)
- return ret;
- *swapchain_image_view =
- graphics_context->vk.swapchain_image_views[*swapchain_image_index];
- return 0;
-}
-
-int dvrBeginRenderFrame(DvrGraphicsContext* graphics_context) {
- return dvrBeginRenderFrameEds(graphics_context, DVR_POSE_NO_EDS,
- DVR_POSE_NO_EDS);
-}
-int dvrBeginRenderFrameVk(DvrGraphicsContext* graphics_context,
- VkSemaphore acquire_semaphore, VkFence acquire_fence,
- uint32_t* swapchain_image_index,
- VkImageView* swapchain_image_view) {
- return dvrBeginRenderFrameEdsVk(
- graphics_context, DVR_POSE_NO_EDS, DVR_POSE_NO_EDS, acquire_semaphore,
- acquire_fence, swapchain_image_index, swapchain_image_view);
-}
-
-int dvrBeginRenderFrameLateLatch(DvrGraphicsContext* graphics_context,
- uint32_t /*flags*/,
- uint32_t target_vsync_count, int num_views,
- const float** projection_matrices,
- const float** eye_from_head_matrices,
- const float** pose_offset_matrices,
- uint32_t* out_late_latch_buffer_id) {
- if (!graphics_context->late_latch) {
- return -EPERM;
- }
- if (num_views > DVR_GRAPHICS_SURFACE_MAX_VIEWS) {
- ALOGE("dvrBeginRenderFrameLateLatch called with too many views.");
- return -EINVAL;
- }
- dvrBeginRenderFrameEds(graphics_context, DVR_POSE_LATE_LATCH,
- DVR_POSE_LATE_LATCH);
- auto& ll = graphics_context->late_latch;
- // TODO(jbates) Need to change this shader so that it dumps the single
- // captured pose for both eyes into the display surface metadata buffer at
- // the right index.
- android::dvr::LateLatchInput input;
- memset(&input, 0, sizeof(input));
- for (int i = 0; i < num_views; ++i) {
- memcpy(input.proj_mat + i, *(projection_matrices + i), 16 * sizeof(float));
- memcpy(input.eye_from_head_mat + i, *(eye_from_head_matrices + i),
- 16 * sizeof(float));
- memcpy(input.pose_offset + i, *(pose_offset_matrices + i),
- 16 * sizeof(float));
- }
- input.pose_index =
- target_vsync_count & android::dvr::kPoseAsyncBufferIndexMask;
- input.render_pose_index =
- graphics_context->current_buffer->surface_buffer_index();
- ll->AddLateLatch(input);
- *out_late_latch_buffer_id = ll->output_buffer_id();
- return 0;
-}
-
-extern "C" int dvrGraphicsWaitNextFrame(
- DvrGraphicsContext* graphics_context, int64_t start_delay_ns,
- DvrFrameSchedule* out_next_frame_schedule) {
- start_delay_ns = std::max(start_delay_ns, static_cast<int64_t>(0));
-
- // We only do one-shot timers:
- int64_t wake_time_ns = 0;
-
- uint32_t current_frame_vsync;
- int64_t current_frame_scheduled_finish_ns;
- int64_t vsync_period_ns;
-
- int fetch_schedule_result = graphics_context->vsync_client->GetSchedInfo(
- &vsync_period_ns, ¤t_frame_scheduled_finish_ns,
- ¤t_frame_vsync);
- if (fetch_schedule_result == 0) {
- wake_time_ns = current_frame_scheduled_finish_ns + start_delay_ns;
- // If the last wakeup time is still in the future, use it instead to avoid
- // major schedule jumps when applications call WaitNextFrame with
- // aggressive offsets.
- int64_t now = android::dvr::GetSystemClockNs();
- if (android::dvr::TimestampGT(wake_time_ns - vsync_period_ns, now)) {
- wake_time_ns -= vsync_period_ns;
- --current_frame_vsync;
- }
- // If the next wakeup time is in the past, add a vsync period to keep the
- // application on schedule.
- if (android::dvr::TimestampLT(wake_time_ns, now)) {
- wake_time_ns += vsync_period_ns;
- ++current_frame_vsync;
- }
- } else {
- ALOGE("Error getting frame schedule because: %s",
- strerror(-fetch_schedule_result));
- // Sleep for a vsync period to avoid cascading failure.
- wake_time_ns = android::dvr::GetSystemClockNs() +
- graphics_context->display_metrics.vsync_period_ns;
- }
-
- // Adjust nsec to [0..999,999,999].
- struct itimerspec wake_time;
- wake_time.it_interval.tv_sec = 0;
- wake_time.it_interval.tv_nsec = 0;
- wake_time.it_value = android::dvr::NsToTimespec(wake_time_ns);
- bool sleep_result =
- timerfd_settime(graphics_context->timerfd.Get(), TFD_TIMER_ABSTIME,
- &wake_time, nullptr) == 0;
- if (sleep_result) {
- ATRACE_NAME("sleep");
- uint64_t expirations = 0;
- sleep_result = read(graphics_context->timerfd.Get(), &expirations,
- sizeof(uint64_t)) == sizeof(uint64_t);
- if (!sleep_result) {
- ALOGE("Error: timerfd read failed");
- }
- } else {
- ALOGE("Error: timerfd_settime failed because: %s", strerror(errno));
- }
-
- auto& frame_history = graphics_context->frame_history;
- frame_history.CheckForFinishedFrames();
- if (fetch_schedule_result == 0) {
- uint32_t next_frame_vsync =
- current_frame_vsync +
- frame_history.PredictNextFrameVsyncInterval(vsync_period_ns);
- int64_t next_frame_scheduled_finish =
- (wake_time_ns - start_delay_ns) + vsync_period_ns;
- frame_history.OnFrameStart(next_frame_vsync, next_frame_scheduled_finish);
- if (out_next_frame_schedule) {
- out_next_frame_schedule->vsync_count = next_frame_vsync;
- out_next_frame_schedule->scheduled_frame_finish_ns =
- next_frame_scheduled_finish;
- }
- } else {
- frame_history.OnFrameStart(UINT32_MAX, -1);
- }
-
- return (fetch_schedule_result == 0 && sleep_result) ? 0 : -1;
-}
-
-extern "C" void dvrGraphicsPostEarly(DvrGraphicsContext* graphics_context) {
- ATRACE_NAME("dvrGraphicsPostEarly");
- ALOGI_IF(TRACE, "dvrGraphicsPostEarly");
-
- LOG_ALWAYS_FATAL_IF(graphics_context->graphics_api != DVR_GRAPHICS_API_GLES);
-
- // Note that this function can be called before or after
- // dvrBeginRenderFrame.
- if (!graphics_context->buffer_already_posted) {
- graphics_context->buffer_already_posted = true;
-
- if (!graphics_context->current_buffer) {
- graphics_context->current_buffer =
- graphics_context->buffer_queue->Dequeue();
- }
-
- auto buffer = graphics_context->current_buffer->buffer().get();
- ATRACE_ASYNC_BEGIN("BufferPost", buffer->id());
- int result = buffer->Post<uint64_t>(LocalHandle(), 0);
- if (result < 0)
- ALOGE("Buffer post failed: %d (%s)", result, strerror(-result));
- }
-}
-
-int dvrPresent(DvrGraphicsContext* graphics_context) {
- LOG_ALWAYS_FATAL_IF(graphics_context->graphics_api != DVR_GRAPHICS_API_GLES);
-
- std::array<char, 128> buf;
- snprintf(buf.data(), buf.size(), "dvrPresent|vsync=%d|",
- graphics_context->frame_history.GetCurrentFrameVsync());
- ATRACE_NAME(buf.data());
-
- if (!graphics_context->current_buffer) {
- ALOGE("Error: dvrPresent called without dvrBeginRenderFrame");
- return -EPERM;
- }
-
- LocalHandle fence_fd =
- android::dvr::CreateGLSyncAndFlush(graphics_context->gl.egl_display);
-
- ALOGI_IF(TRACE, "PostBuffer: buffer_id=%d, fence_fd=%d",
- graphics_context->current_buffer->buffer()->id(), fence_fd.Get());
- ALOGW_IF(!graphics_context->display_surface->visible(),
- "PostBuffer: Posting buffer on invisible surface!!!");
-
- auto buffer = graphics_context->current_buffer->buffer().get();
- ATRACE_ASYNC_END("BufferDraw", buffer->id());
- if (!graphics_context->buffer_already_posted) {
- ATRACE_ASYNC_BEGIN("BufferPost", buffer->id());
- int result = buffer->Post<uint64_t>(fence_fd, 0);
- if (result < 0)
- ALOGE("Buffer post failed: %d (%s)", result, strerror(-result));
- }
-
- graphics_context->frame_history.OnFrameSubmit(std::move(fence_fd));
- graphics_context->buffer_already_posted = false;
- graphics_context->current_buffer = nullptr;
- return 0;
-}
-
-int dvrPresentVk(DvrGraphicsContext* graphics_context,
- VkSemaphore submit_semaphore, uint32_t swapchain_image_index) {
- LOG_ALWAYS_FATAL_IF(graphics_context->graphics_api !=
- DVR_GRAPHICS_API_VULKAN);
-
- std::array<char, 128> buf;
- snprintf(buf.data(), buf.size(), "dvrPresent|vsync=%d|",
- graphics_context->frame_history.GetCurrentFrameVsync());
- ATRACE_NAME(buf.data());
-
- if (!graphics_context->current_buffer) {
- ALOGE("Error: dvrPresentVk called without dvrBeginRenderFrameVk");
- return -EPERM;
- }
-
- // Present the specified image. Internally, this gets a fence from the
- // Vulkan driver and passes it to DvrGraphicsContext::Post(),
- // which in turn passes it to buffer->Post() and adds it to frame_history.
- VkPresentInfoKHR present_info = {};
- present_info.sType = VK_STRUCTURE_TYPE_PRESENT_INFO_KHR;
- present_info.swapchainCount = 1;
- present_info.pSwapchains = &graphics_context->vk.swapchain;
- present_info.pImageIndices = &swapchain_image_index;
- present_info.waitSemaphoreCount =
- (submit_semaphore != VK_NULL_HANDLE) ? 1 : 0;
- present_info.pWaitSemaphores = &submit_semaphore;
- VkResult result =
- vkQueuePresentKHR(graphics_context->vk.present_queue, &present_info);
- if (result != VK_SUCCESS) {
- return -EINVAL;
- }
-
- return 0;
-}
-
-extern "C" int dvrGetFrameScheduleResults(DvrGraphicsContext* context,
- DvrFrameScheduleResult* results,
- int in_result_count) {
- if (!context || !results)
- return -EINVAL;
-
- return context->frame_history.GetPreviousFrameResults(results,
- in_result_count);
-}
-
-extern "C" void dvrGraphicsSurfaceSetVisible(
- DvrGraphicsContext* graphics_context, int visible) {
- graphics_context->display_surface->SetVisible(visible);
-}
-
-extern "C" int dvrGraphicsSurfaceGetVisible(
- DvrGraphicsContext* graphics_context) {
- return graphics_context->display_surface->visible() ? 1 : 0;
-}
-
-extern "C" void dvrGraphicsSurfaceSetZOrder(
- DvrGraphicsContext* graphics_context, int z_order) {
- graphics_context->display_surface->SetZOrder(z_order);
-}
-
-extern "C" int dvrGraphicsSurfaceGetZOrder(
- DvrGraphicsContext* graphics_context) {
- return graphics_context->display_surface->z_order();
-}
-
-extern "C" DvrVideoMeshSurface* dvrGraphicsVideoMeshSurfaceCreate(
- DvrGraphicsContext* graphics_context) {
- auto display_surface = graphics_context->display_surface;
- // A DisplaySurface must be created prior to the creation of a
- // VideoMeshSurface.
- LOG_ALWAYS_FATAL_IF(display_surface == nullptr);
-
- LocalChannelHandle surface_handle = display_surface->CreateVideoMeshSurface();
- if (!surface_handle.valid()) {
- return nullptr;
- }
-
- std::unique_ptr<DvrVideoMeshSurface> surface(new DvrVideoMeshSurface);
- surface->client =
- android::dvr::VideoMeshSurfaceClient::Import(std::move(surface_handle));
-
- // TODO(jwcai) The next line is not needed...
- auto producer_queue = surface->client->GetProducerQueue();
- return surface.release();
-}
-
-extern "C" void dvrGraphicsVideoMeshSurfaceDestroy(
- DvrVideoMeshSurface* surface) {
- delete surface;
-}
-
-extern "C" void dvrGraphicsVideoMeshSurfacePresent(
- DvrGraphicsContext* graphics_context, DvrVideoMeshSurface* surface,
- const int eye, const float* transform) {
- volatile android::dvr::VideoMeshSurfaceMetadata* metadata =
- surface->client->GetMetadataBufferPtr();
-
- const uint32_t graphics_buffer_index =
- graphics_context->current_buffer->surface_buffer_index();
-
- for (int i = 0; i < 4; ++i) {
- metadata->transform[graphics_buffer_index][eye].val[i] = {
- transform[i + 0], transform[i + 4], transform[i + 8], transform[i + 12],
- };
- }
-}
diff --git a/libs/vr/libdisplay/include/dvr/dvr_display_types.h b/libs/vr/libdisplay/include/dvr/dvr_display_types.h
new file mode 100644
index 0000000..25364d8
--- /dev/null
+++ b/libs/vr/libdisplay/include/dvr/dvr_display_types.h
@@ -0,0 +1,65 @@
+#ifndef ANDROID_DVR_DISPLAY_TYPES_H_
+#define ANDROID_DVR_DISPLAY_TYPES_H_
+
+#include <sys/cdefs.h>
+
+__BEGIN_DECLS
+
+// Define types used in pose buffer fields. These types have atomicity
+// guarantees that are useful in lock-free shared memory ring buffers.
+#ifdef __ARM_NEON
+#include <arm_neon.h>
+#else
+#ifndef __FLOAT32X4T_86
+#define __FLOAT32X4T_86
+typedef float float32x4_t __attribute__((__vector_size__(16)));
+typedef struct float32x4x4_t { float32x4_t val[4]; };
+#endif
+#endif
+
+// VrFlinger display manager surface state snapshots per surface flags
+// indicating what changed since the last snapshot.
+enum {
+ // No changes.
+ DVR_SURFACE_UPDATE_FLAGS_NONE = 0,
+ // This surface is new.
+ DVR_SURFACE_UPDATE_FLAGS_NEW_SURFACE = (1 << 0),
+ // Buffer queues added/removed.
+ DVR_SURFACE_UPDATE_FLAGS_BUFFERS_CHANGED = (1 << 1),
+ // Visibility/z-order changed.
+ DVR_SURFACE_UPDATE_FLAGS_VISIBILITY_CHANGED = (1 << 2),
+ // Generic attributes changed.
+ DVR_SURFACE_UPDATE_FLAGS_ATTRIBUTES_CHANGED = (1 << 3),
+};
+
+// Surface attribute keys. VrFlinger defines keys in the negative integer space.
+// The compositor is free to use keys in the positive integer space for
+// implementation-defined purposes.
+enum {
+ // DIRECT: bool
+ // Determines whether a direct surface is created (compositor output) or an
+ // application surface. Defaults to false (application surface). May only be
+ // set to true by a process with either UID=root or UID validated with
+ // IsTrustedUid() (VrCore).
+ DVR_SURFACE_ATTRIBUTE_DIRECT = -3,
+ // Z_ORDER: int32_t
+ // Interpreted by VrFlinger only on direct surfaces to order the corresponding
+ // hardware layers. More positive values render on top of more negative
+ // values.
+ DVR_SURFACE_ATTRIBUTE_Z_ORDER = -2,
+ // VISIBLE: bool
+ // Interpreted by VrFlinger only on direct surfaces to determine whether a
+ // surface is assigned to a hardware layer or ignored.
+ DVR_SURFACE_ATTRIBUTE_VISIBLE = -1,
+ // INVALID
+ // Invalid key. No attributes should have this key.
+ DVR_SURFACE_ATTRIBUTE_INVALID = 0,
+ // FIRST_USER_KEY
+ // VrFlinger ingores any keys with this value or greater, passing them to the
+ // compositor through surface state query results.
+ DVR_SURFACE_ATTRIBUTE_FIRST_USER_KEY = 1,
+};
+
+__END_DECLS
+
+#endif // ANDROID_DVR_DISPLAY_TYPES_H_
diff --git a/libs/vr/libdisplay/include/dvr/graphics.h b/libs/vr/libdisplay/include/dvr/graphics.h
deleted file mode 100644
index ac8b27f..0000000
--- a/libs/vr/libdisplay/include/dvr/graphics.h
+++ /dev/null
@@ -1,447 +0,0 @@
-#ifndef DVR_GRAPHICS_H_
-#define DVR_GRAPHICS_H_
-
-#include <EGL/egl.h>
-#include <sys/cdefs.h>
-
-#ifdef __ARM_NEON
-#include <arm_neon.h>
-#else
-#ifndef __FLOAT32X4T_86
-#define __FLOAT32X4T_86
-typedef float float32x4_t __attribute__ ((__vector_size__ (16)));
-typedef struct float32x4x4_t { float32x4_t val[4]; };
-#endif
-#endif
-
-#ifndef VK_USE_PLATFORM_ANDROID_KHR
-#define VK_USE_PLATFORM_ANDROID_KHR 1
-#endif
-#include <vulkan/vulkan.h>
-
-__BEGIN_DECLS
-
-// Display surface parameters used to specify display surface options.
-enum {
- DVR_SURFACE_PARAMETER_NONE = 0,
- // WIDTH
- DVR_SURFACE_PARAMETER_WIDTH_IN,
- // HEIGHT
- DVR_SURFACE_PARAMETER_HEIGHT_IN,
- // DISABLE_DISTORTION
- DVR_SURFACE_PARAMETER_DISABLE_DISTORTION_IN,
- // DISABLE_STABILIZATION
- DVR_SURFACE_PARAMETER_DISABLE_STABILIZATION_IN,
- // Disable chromatic aberration correction
- DVR_SURFACE_PARAMETER_DISABLE_CAC_IN,
- // ENABLE_LATE_LATCH: Enable late latching of pose data for application
- // GPU shaders.
- DVR_SURFACE_PARAMETER_ENABLE_LATE_LATCH_IN,
- // VISIBLE
- DVR_SURFACE_PARAMETER_VISIBLE_IN,
- // Z_ORDER
- DVR_SURFACE_PARAMETER_Z_ORDER_IN,
- // EXCLUDE_FROM_BLUR
- DVR_SURFACE_PARAMETER_EXCLUDE_FROM_BLUR_IN,
- // BLUR_BEHIND
- DVR_SURFACE_PARAMETER_BLUR_BEHIND_IN,
- // DISPLAY_WIDTH
- DVR_SURFACE_PARAMETER_DISPLAY_WIDTH_OUT,
- // DISPLAY_HEIGHT
- DVR_SURFACE_PARAMETER_DISPLAY_HEIGHT_OUT,
- // SURFACE_WIDTH: Returns width of allocated surface buffer.
- DVR_SURFACE_PARAMETER_SURFACE_WIDTH_OUT,
- // SURFACE_HEIGHT: Returns height of allocated surface buffer.
- DVR_SURFACE_PARAMETER_SURFACE_HEIGHT_OUT,
- // INTER_LENS_METERS: Returns float value in meters, the distance between
- // lenses.
- DVR_SURFACE_PARAMETER_INTER_LENS_METERS_OUT,
- // LEFT_FOV_LRBT: Return storage must have room for array of 4 floats (in
- // radians). The layout is left, right, bottom, top as indicated by LRBT.
- DVR_SURFACE_PARAMETER_LEFT_FOV_LRBT_OUT,
- // RIGHT_FOV_LRBT: Return storage must have room for array of 4 floats (in
- // radians). The layout is left, right, bottom, top as indicated by LRBT.
- DVR_SURFACE_PARAMETER_RIGHT_FOV_LRBT_OUT,
- // VSYNC_PERIOD: Returns the period of the display refresh (in
- // nanoseconds per refresh), as a 64-bit unsigned integer.
- DVR_SURFACE_PARAMETER_VSYNC_PERIOD_OUT,
- // SURFACE_TEXTURE_TARGET_TYPE: Returns the type of texture used as the render
- // target.
- DVR_SURFACE_PARAMETER_SURFACE_TEXTURE_TARGET_TYPE_OUT,
- // SURFACE_TEXTURE_TARGET_ID: Returns the texture ID used as the render
- // target.
- DVR_SURFACE_PARAMETER_SURFACE_TEXTURE_TARGET_ID_OUT,
- // Whether the surface needs to be flipped vertically before display. Default
- // is 0.
- DVR_SURFACE_PARAMETER_VERTICAL_FLIP_IN,
- // A bool indicating whether or not to create a GL context for the surface.
- // 0: don't create a context
- // Non-zero: create a context.
- // Default is 1.
- // If this value is 0, there must be a GLES 3.2 or greater context bound on
- // the current thread at the time dvrGraphicsContextCreate is called.
- DVR_SURFACE_PARAMETER_CREATE_GL_CONTEXT_IN,
- // Specify one of DVR_SURFACE_GEOMETRY_*.
- DVR_SURFACE_PARAMETER_GEOMETRY_IN,
- // FORMAT: One of DVR_SURFACE_FORMAT_RGBA_8888 or DVR_SURFACE_FORMAT_RGB_565.
- // Default is DVR_SURFACE_FORMAT_RGBA_8888.
- DVR_SURFACE_PARAMETER_FORMAT_IN,
- // GRAPHICS_API: One of DVR_SURFACE_GRAPHICS_API_GLES or
- // DVR_SURFACE_GRAPHICS_API_VULKAN. Default is GLES.
- DVR_SURFACE_PARAMETER_GRAPHICS_API_IN,
- // VK_INSTANCE: In Vulkan mode, the application creates a VkInstance and
- // passes it in.
- DVR_SURFACE_PARAMETER_VK_INSTANCE_IN,
- // VK_PHYSICAL_DEVICE: In Vulkan mode, the application passes in the
- // PhysicalDevice handle corresponding to the logical device passed to
- // VK_DEVICE.
- DVR_SURFACE_PARAMETER_VK_PHYSICAL_DEVICE_IN,
- // VK_DEVICE: In Vulkan mode, the application creates a VkDevice and
- // passes it in.
- DVR_SURFACE_PARAMETER_VK_DEVICE_IN,
- // VK_PRESENT_QUEUE: In Vulkan mode, the application selects a
- // presentation-compatible VkQueue and passes it in.
- DVR_SURFACE_PARAMETER_VK_PRESENT_QUEUE_IN,
- // VK_PRESENT_QUEUE_FAMILY: In Vulkan mode, the application passes in the
- // index of the queue family containing the VkQueue passed to
- // VK_PRESENT_QUEUE.
- DVR_SURFACE_PARAMETER_VK_PRESENT_QUEUE_FAMILY_IN,
- // VK_SWAPCHAIN_IMAGE_COUNT: In Vulkan mode, the number of swapchain images
- // will be returned here.
- DVR_SURFACE_PARAMETER_VK_SWAPCHAIN_IMAGE_COUNT_OUT,
- // VK_SWAPCHAIN_IMAGE_FORMAT: In Vulkan mode, the VkFormat of the swapchain
- // images will be returned here.
- DVR_SURFACE_PARAMETER_VK_SWAPCHAIN_IMAGE_FORMAT_OUT,
-};
-
-enum {
- // Default surface type. One wide buffer with the left eye view in the left
- // half and the right eye view in the right half.
- DVR_SURFACE_GEOMETRY_SINGLE,
- // Separate buffers, one per eye. The width parameters still refer to the
- // total width (2 * eye view width).
- DVR_SURFACE_GEOMETRY_SEPARATE_2,
-};
-
-// Surface format. Gvr only supports RGBA_8888 and RGB_565 for now, so those are
-// the only formats we provide here.
-enum {
- DVR_SURFACE_FORMAT_RGBA_8888,
- DVR_SURFACE_FORMAT_RGB_565,
-};
-
-enum {
- // Graphics contexts are created for OpenGL ES client applications by default.
- DVR_GRAPHICS_API_GLES,
- // Create the graphics context for Vulkan client applications.
- DVR_GRAPHICS_API_VULKAN,
-};
-
-#define DVR_SURFACE_PARAMETER_IN(name, value) \
- { DVR_SURFACE_PARAMETER_##name##_IN, (value), NULL }
-#define DVR_SURFACE_PARAMETER_OUT(name, value) \
- { DVR_SURFACE_PARAMETER_##name##_OUT, 0, (value) }
-#define DVR_SURFACE_PARAMETER_LIST_END \
- { DVR_SURFACE_PARAMETER_NONE, 0, NULL }
-
-struct DvrSurfaceParameter {
- int32_t key;
- int64_t value;
- void* value_out;
-};
-
-// This is a convenience struct to hold the relevant information of the HMD
-// lenses.
-struct DvrLensInfo {
- float inter_lens_meters;
- float left_fov[4];
- float right_fov[4];
-};
-
-int dvrGetNativeDisplayDimensions(int* native_width, int* native_height);
-
-typedef struct DvrReadBuffer DvrReadBuffer;
-
-// Opaque struct that represents a graphics context, the texture swap chain,
-// and surfaces.
-typedef struct DvrGraphicsContext DvrGraphicsContext;
-
-// Create the graphics context. with the given parameters. The list of
-// parameters is terminated with an entry where key ==
-// DVR_SURFACE_PARAMETER_NONE. For example, the parameters array could be built
-// as follows:
-// int display_width = 0, display_height = 0;
-// int surface_width = 0, surface_height = 0;
-// float inter_lens_meters = 0.0f;
-// float left_fov[4] = {0.0f};
-// float right_fov[4] = {0.0f};
-// int disable_warp = 0;
-// DvrSurfaceParameter surface_params[] = {
-// DVR_SURFACE_PARAMETER_IN(DISABLE_DISTORTION, disable_warp),
-// DVR_SURFACE_PARAMETER_OUT(DISPLAY_WIDTH, &display_width),
-// DVR_SURFACE_PARAMETER_OUT(DISPLAY_HEIGHT, &display_height),
-// DVR_SURFACE_PARAMETER_OUT(SURFACE_WIDTH, &surface_width),
-// DVR_SURFACE_PARAMETER_OUT(SURFACE_HEIGHT, &surface_height),
-// DVR_SURFACE_PARAMETER_OUT(INTER_LENS_METERS, &inter_lens_meters),
-// DVR_SURFACE_PARAMETER_OUT(LEFT_FOV_LRBT, left_fov),
-// DVR_SURFACE_PARAMETER_OUT(RIGHT_FOV_LRBT, right_fov),
-// DVR_SURFACE_PARAMETER_LIST_END,
-// };
-int dvrGraphicsContextCreate(struct DvrSurfaceParameter* parameters,
- DvrGraphicsContext** return_graphics_context);
-
-// Destroy the graphics context.
-void dvrGraphicsContextDestroy(DvrGraphicsContext* graphics_context);
-
-// For every frame a schedule is decided by the system compositor. A sample
-// schedule for two frames is shown below.
-//
-// | | |
-// |-----------------|------|-----------------|------|
-// | | |
-// V0 A1 V1 A2 V2
-//
-// V0, V1, and V2 are display vsync events. Vsync events are uniquely identified
-// throughout the DVR system by a vsync count maintained by the system
-// compositor.
-//
-// A1 and A2 indicate when the application should finish rendering its frame,
-// including all GPU work. Under normal circumstances the scheduled finish
-// finish time will be set a few milliseconds before the vsync time, to give the
-// compositor time to perform distortion and EDS on the app's buffer. For apps
-// that don't use system distortion the scheduled frame finish time will be
-// closer to the vsync time. Other factors can also effect the scheduled frame
-// finish time, e.g. whether or not the System UI is being displayed.
-typedef struct DvrFrameSchedule {
- // vsync_count is used as a frame identifier.
- uint32_t vsync_count;
-
- // The time when the app should finish rendering its frame, including all GPU
- // work.
- int64_t scheduled_frame_finish_ns;
-} DvrFrameSchedule;
-
-// Sleep until it's time to render the next frame. This should be the first
-// function called as part of an app's render loop, which normally looks like
-// this:
-//
-// while (1) {
-// DvrFrameSchedule schedule;
-// dvrGraphicsWaitNextFrame(..., &schedule); // Sleep until it's time to
-// // render the next frame
-// pose = dvrPoseGet(schedule.vsync_count);
-// dvrBeginRenderFrame(...);
-// <render a frame using the pose>
-// dvrPresent(...); // Post the buffer
-// }
-//
-// |start_delay_ns| adjusts how long this function blocks the app from starting
-// its next frame. If |start_delay_ns| is 0, the function waits until the
-// scheduled frame finish time for the current frame, which gives the app one
-// full vsync period to render the next frame. If the app needs less than a full
-// vysnc period to render the frame, pass in a non-zero |start_delay_ns| to
-// delay the start of frame rendering further. For example, if the vsync period
-// is 11.1ms and the app takes 6ms to render a frame, consider setting this to
-// 5ms (note that the value is in nanoseconds, so 5,000,000ns) so that the app
-// finishes the frame closer to the scheduled frame finish time. Delaying the
-// start of rendering allows the app to use a more up-to-date pose for
-// rendering.
-// |start_delay_ns| must be a positive value or 0. If you're unsure what to set
-// for |start_delay_ns|, use 0.
-//
-// |out_next_frame_schedule| is an output parameter that will contain the
-// schedule for the next frame. It can be null. This function returns a negative
-// error code on failure.
-int dvrGraphicsWaitNextFrame(DvrGraphicsContext* graphics_context,
- int64_t start_delay_ns,
- DvrFrameSchedule* out_next_frame_schedule);
-
-// Prepares the graphics context's texture for rendering. This function should
-// be called once for each frame, ideally immediately before the first GL call
-// on the framebuffer which wraps the surface texture.
-//
-// For GL contexts, GL states are modified as follows by this function:
-// glBindTexture(GL_TEXTURE_2D, 0);
-//
-// @param[in] graphics_context The DvrGraphicsContext.
-// @param[in] render_pose_orientation Head pose orientation that rendering for
-// this frame will be based off of. This must be an unmodified value
-// from DvrPoseAsync, returned by dvrPoseGet.
-// @param[in] render_pose_translation Head pose translation that rendering for
-// this frame will be based off of. This must be an unmodified value
-// from DvrPoseAsync, returned by dvrPoseGet.
-// @return 0 on success or a negative error code on failure.
-// Check GL errors with glGetError for other error conditions.
-int dvrBeginRenderFrameEds(DvrGraphicsContext* graphics_context,
- float32x4_t render_pose_orientation,
- float32x4_t render_pose_translation);
-int dvrBeginRenderFrameEdsVk(DvrGraphicsContext* graphics_context,
- float32x4_t render_pose_orientation,
- float32x4_t render_pose_translation,
- VkSemaphore acquire_semaphore,
- VkFence acquire_fence,
- uint32_t* swapchain_image_index,
- VkImageView* swapchain_image_view);
-// Same as dvrBeginRenderFrameEds, but with no EDS (asynchronous reprojection).
-//
-// For GL contexts, GL states are modified as follows by this function:
-// glBindTexture(GL_TEXTURE_2D, 0);
-//
-// @param[in] graphics_context The DvrGraphicsContext.
-// @return 0 on success or a negative error code on failure.
-// Check GL errors with glGetError for other error conditions.
-int dvrBeginRenderFrame(DvrGraphicsContext* graphics_context);
-int dvrBeginRenderFrameVk(DvrGraphicsContext* graphics_context,
- VkSemaphore acquire_semaphore, VkFence acquire_fence,
- uint32_t* swapchain_image_index,
- VkImageView* swapchain_image_view);
-
-// Maximum number of views per surface buffer (for multiview, multi-eye, etc).
-#define DVR_GRAPHICS_SURFACE_MAX_VIEWS 4
-
-// Output data format of late latch shader. The application can bind all or part
-// of this data with the buffer ID returned by dvrBeginRenderFrameLateLatch.
-// This struct is compatible with std140 layout for use from shaders.
-struct __attribute__((__packed__)) DvrGraphicsLateLatchData {
- // Column-major order.
- float view_proj_matrix[DVR_GRAPHICS_SURFACE_MAX_VIEWS][16];
- // Column-major order.
- float view_matrix[DVR_GRAPHICS_SURFACE_MAX_VIEWS][16];
- // Quaternion for pose orientation from start space.
- float pose_orientation[4];
- // Pose translation from start space.
- float pose_translation[4];
-};
-
-// Begin render frame with late latching of pose data. This kicks off a compute
-// shader that will read the latest head pose and then compute and output
-// matrices that can be used by application shaders.
-//
-// Matrices are computed with the following pseudo code.
-// Pose pose = getLateLatchPose();
-// out.pose_orientation = pose.orientation;
-// out.pose_translation = pose.translation;
-// mat4 head_from_center = ComputeInverseMatrix(pose);
-// for each view:
-// out.viewMatrix[view] =
-// eye_from_head_matrices[view] * head_from_center *
-// pose_offset_matrices[view];
-// out.viewProjMatrix[view] =
-// projection_matrices[view] * out.viewMatrix[view];
-//
-// For GL contexts, GL states are modified as follows by this function:
-// glBindTexture(GL_TEXTURE_2D, 0);
-// glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 0, 0);
-// glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 1, 0);
-// glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 2, 0);
-// glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 3, 0);
-// glUseProgram(0);
-//
-// @param[in] graphics_context The DvrGraphicsContext.
-// @param[in] flags Specify 0.
-// @param[in] target_vsync_count The target vsync count that this frame will
-// display at. This is used for pose prediction.
-// @param[in] num_views Number of matrices in each of the following matrix array
-// parameters. Typically 2 for left and right eye views. Maximum is
-// DVR_GRAPHICS_SURFACE_MAX_VIEWS.
-// @param[in] projection_matrices Array of pointers to |num_views| matrices with
-// column-major layout. These are the application projection
-// matrices.
-// @param[in] eye_from_head_matrices Array of pointers to |num_views| matrices
-// with column-major layout. See pseudo code for how these are used.
-// @param[in] pose_offset_matrices Array of pointers to |num_views| matrices
-// with column-major layout. See pseudo code for how these are used.
-// @param[out] out_late_latch_buffer_id The GL buffer ID of the output buffer of
-// of type DvrGraphicsLateLatchData.
-// @return 0 on success or a negative error code on failure.
-// Check GL errors with glGetError for other error conditions.
-int dvrBeginRenderFrameLateLatch(DvrGraphicsContext* graphics_context,
- uint32_t flags, uint32_t target_vsync_count,
- int num_views,
- const float** projection_matrices,
- const float** eye_from_head_matrices,
- const float** pose_offset_matrices,
- uint32_t* out_late_latch_buffer_id);
-
-// Present a frame for display.
-// This call is normally non-blocking, unless the internal buffer queue is full.
-// @return 0 on success or a negative error code on failure.
-int dvrPresent(DvrGraphicsContext* graphics_context);
-int dvrPresentVk(DvrGraphicsContext* graphics_context,
- VkSemaphore submit_semaphore, uint32_t swapchain_image_index);
-
-// Post the next buffer early. This allows the application to race with either
-// the async EDS process or the scanline for applications that are not using
-// system distortion. When this is called, the next buffer in the queue is
-// posted for display. It is up to the application to kick its GPU rendering
-// work in time. If the rendering is incomplete there will be significant,
-// undesirable tearing artifacts.
-// It is not recommended to use this feature with system distortion.
-void dvrGraphicsPostEarly(DvrGraphicsContext* graphics_context);
-
-// Used to retrieve frame measurement timings from dvrGetFrameScheduleResults().
-typedef struct DvrFrameScheduleResult {
- // vsync_count is used as a frame identifier.
- uint32_t vsync_count;
-
- // The app's scheduled frame finish time.
- int64_t scheduled_frame_finish_ns;
-
- // The difference (in nanoseconds) between the scheduled finish time and the
- // actual finish time.
- //
- // A value of +2ms for frame_finish_offset_ns indicates the app's frame was
- // late and may have been skipped by the compositor for that vsync. A value of
- // -1ms indicates the app's frame finished just ahead of schedule, as
- // desired. A value of -6ms indicates the app's frame finished well ahead of
- // schedule for that vsync. In that case the app may have unnecessary visual
- // latency. Consider using the start_delay_ns parameter in
- // dvrGraphicsWaitNextFrame() to align the app's frame finish time closer to
- // the scheduled finish time.
- int64_t frame_finish_offset_ns;
-} DvrFrameScheduleResult;
-
-// Retrieve the latest frame schedule results for the app. To collect all the
-// results this should be called each frame. The results for each frame are
-// returned only once.
-// The number of results written to |results| is returned on success, or a
-// negative error code on failure.
-// |graphics_context| is the context to retrieve frame schedule results for.
-// |results| is an array that will contain the frame schedule results.
-// |result_count| is the size of the |results| array. It's recommended to pass
-// in an array with 2 elements to ensure results for all frames are collected.
-int dvrGetFrameScheduleResults(DvrGraphicsContext* graphics_context,
- DvrFrameScheduleResult* results,
- int result_count);
-
-// Make the surface visible or hidden based on |visible|.
-// 0: hidden, Non-zero: visible.
-void dvrGraphicsSurfaceSetVisible(DvrGraphicsContext* graphics_context,
- int visible);
-
-// Returns surface visilibity last requested by the client.
-int dvrGraphicsSurfaceGetVisible(DvrGraphicsContext* graphics_context);
-
-// Returns surface z order last requested by the client.
-int dvrGraphicsSurfaceGetZOrder(DvrGraphicsContext* graphics_context);
-
-// Sets the compositor z-order of the surface. Higher values display on
-// top of lower values.
-void dvrGraphicsSurfaceSetZOrder(DvrGraphicsContext* graphics_context,
- int z_order);
-
-typedef struct DvrVideoMeshSurface DvrVideoMeshSurface;
-
-DvrVideoMeshSurface* dvrGraphicsVideoMeshSurfaceCreate(
- DvrGraphicsContext* graphics_context);
-void dvrGraphicsVideoMeshSurfaceDestroy(DvrVideoMeshSurface* surface);
-
-// Present a VideoMeshSurface with the current video mesh transfromation matrix.
-void dvrGraphicsVideoMeshSurfacePresent(DvrGraphicsContext* graphics_context,
- DvrVideoMeshSurface* surface,
- const int eye,
- const float* transform);
-
-__END_DECLS
-
-#endif // DVR_GRAPHICS_H_
diff --git a/libs/vr/libdisplay/include/private/dvr/display_client.h b/libs/vr/libdisplay/include/private/dvr/display_client.h
index fec2ea5..7a7f670 100644
--- a/libs/vr/libdisplay/include/private/dvr/display_client.h
+++ b/libs/vr/libdisplay/include/private/dvr/display_client.h
@@ -6,112 +6,74 @@
#include <pdx/file_handle.h>
#include <private/dvr/buffer_hub_client.h>
#include <private/dvr/buffer_hub_queue_client.h>
-#include <private/dvr/display_rpc.h>
+#include <private/dvr/display_protocol.h>
namespace android {
namespace dvr {
+namespace display {
-struct LateLatchOutput;
-
-// Abstract base class for all surface types maintained in DVR's display
-// service.
-// TODO(jwcai) Explain more, surface is a channel...
-class SurfaceClient : public pdx::Client {
+class Surface : public pdx::ClientBase<Surface> {
public:
- using LocalChannelHandle = pdx::LocalChannelHandle;
- SurfaceType type() const { return type_; }
+ // Utility named constructor. This can be removed once ClientBase::Create is
+ // refactored to return Status<T> types.
+ static pdx::Status<std::unique_ptr<Surface>> CreateSurface(
+ const SurfaceAttributes& attributes) {
+ int error;
+ pdx::Status<std::unique_ptr<Surface>> status;
+ if (auto surface = Create(attributes, &error))
+ status.SetValue(std::move(surface));
+ else
+ status.SetError(error);
+ return status;
+ }
- // Get the shared memory metadata buffer fd for this display surface. If it is
- // not yet allocated, this will allocate it.
- int GetMetadataBufferFd(pdx::LocalHandle* out_fd);
-
- // Allocate the single metadata buffer for providing metadata associated with
- // posted buffers for this surface. This can be used to provide rendered poses
- // for EDS, for example. The buffer format is defined by the struct
- // DisplaySurfaceMetadata.
- // The first call to this method will allocate the buffer in via IPC to the
- // display surface.
- std::shared_ptr<BufferProducer> GetMetadataBuffer();
-
- protected:
- SurfaceClient(LocalChannelHandle channel_handle, SurfaceType type);
- SurfaceClient(const std::string& endpoint_path, SurfaceType type);
-
- private:
- SurfaceType type_;
- std::shared_ptr<BufferProducer> metadata_buffer_;
-};
-
-// DisplaySurfaceClient represents the client interface to a displayd display
-// surface.
-class DisplaySurfaceClient
- : public pdx::ClientBase<DisplaySurfaceClient, SurfaceClient> {
- public:
- using LocalHandle = pdx::LocalHandle;
-
- int width() const { return width_; }
- int height() const { return height_; }
- int format() const { return format_; }
- int usage() const { return usage_; }
- int flags() const { return flags_; }
+ int surface_id() const { return surface_id_; }
int z_order() const { return z_order_; }
bool visible() const { return visible_; }
- void SetVisible(bool visible);
- void SetZOrder(int z_order);
- void SetExcludeFromBlur(bool exclude_from_blur);
- void SetBlurBehind(bool blur_behind);
- void SetAttributes(const DisplaySurfaceAttributes& attributes);
+ pdx::Status<void> SetVisible(bool visible);
+ pdx::Status<void> SetZOrder(int z_order);
+ pdx::Status<void> SetAttributes(const SurfaceAttributes& attributes);
- // Get the producer end of the buffer queue that transports graphics buffer
- // from the application side to the compositor side.
- std::shared_ptr<ProducerQueue> GetProducerQueue();
+ // Creates an empty queue.
+ pdx::Status<std::unique_ptr<ProducerQueue>> CreateQueue();
- // Get the shared memory metadata buffer for this display surface. If it is
- // not yet allocated, this will allocate it.
- volatile DisplaySurfaceMetadata* GetMetadataBufferPtr();
-
- // Create a VideoMeshSurface that is attached to the display sruface.
- LocalChannelHandle CreateVideoMeshSurface();
+ // Creates a queue and populates it with |capacity| buffers of the specified
+ // parameters.
+ pdx::Status<std::unique_ptr<ProducerQueue>> CreateQueue(uint32_t width,
+ uint32_t height,
+ uint32_t layer_count,
+ uint32_t format,
+ uint64_t usage,
+ size_t capacity);
private:
friend BASE;
- DisplaySurfaceClient(int width, int height, int format, int usage, int flags);
+ int surface_id_ = -1;
+ int z_order_ = 0;
+ bool visible_ = false;
- int width_;
- int height_;
- int format_;
- int usage_;
- int flags_;
- int z_order_;
- bool visible_;
- bool exclude_from_blur_;
- bool blur_behind_;
- DisplaySurfaceMetadata* mapped_metadata_buffer_;
+ // TODO(eieio,avakulenko): Remove error param once pdx::ClientBase::Create()
+ // returns Status<T>.
+ explicit Surface(const SurfaceAttributes& attributes, int* error = nullptr);
+ explicit Surface(pdx::LocalChannelHandle channel_handle,
+ int* error = nullptr);
- // TODO(jwcai) Add support for multiple queues.
- std::shared_ptr<ProducerQueue> producer_queue_;
-
- DisplaySurfaceClient(const DisplaySurfaceClient&) = delete;
- void operator=(const DisplaySurfaceClient&) = delete;
+ Surface(const Surface&) = delete;
+ void operator=(const Surface&) = delete;
};
class DisplayClient : public pdx::ClientBase<DisplayClient> {
public:
- int GetDisplayMetrics(SystemDisplayMetrics* metrics);
- pdx::Status<void> SetViewerParams(const ViewerParams& viewer_params);
-
- // Pull the latest eds pose data from the display service renderer
- int GetLastFrameEdsTransform(LateLatchOutput* ll_out);
-
- std::unique_ptr<DisplaySurfaceClient> CreateDisplaySurface(
- int width, int height, int format, int usage, int flags);
-
- std::unique_ptr<IonBuffer> GetNamedBuffer(const std::string& name);
+ pdx::Status<Metrics> GetDisplayMetrics();
+ pdx::Status<std::unique_ptr<IonBuffer>> GetNamedBuffer(
+ const std::string& name);
+ pdx::Status<std::unique_ptr<Surface>> CreateSurface(
+ const SurfaceAttributes& attributes);
// Temporary query for current VR status. Will be removed later.
- bool IsVrAppRunning();
+ pdx::Status<bool> IsVrAppRunning();
private:
friend BASE;
@@ -122,6 +84,7 @@
void operator=(const DisplayClient&) = delete;
};
+} // namespace display
} // namespace dvr
} // namespace android
diff --git a/libs/vr/libdisplay/include/private/dvr/display_manager_client.h b/libs/vr/libdisplay/include/private/dvr/display_manager_client.h
new file mode 100644
index 0000000..fea8415
--- /dev/null
+++ b/libs/vr/libdisplay/include/private/dvr/display_manager_client.h
@@ -0,0 +1,51 @@
+#ifndef ANDROID_DVR_DISPLAY_MANAGER_CLIENT_H_
+#define ANDROID_DVR_DISPLAY_MANAGER_CLIENT_H_
+
+#include <string>
+#include <vector>
+
+#include <pdx/client.h>
+#include <pdx/status.h>
+#include <private/dvr/display_protocol.h>
+
+namespace android {
+namespace dvr {
+
+class IonBuffer;
+class ConsumerQueue;
+
+namespace display {
+
+class DisplayManagerClient : public pdx::ClientBase<DisplayManagerClient> {
+ public:
+ ~DisplayManagerClient() override;
+
+ pdx::Status<std::vector<SurfaceState>> GetSurfaceState();
+ pdx::Status<std::unique_ptr<IonBuffer>> SetupNamedBuffer(
+ const std::string& name, size_t size, uint64_t usage);
+ pdx::Status<std::unique_ptr<ConsumerQueue>> GetSurfaceQueue(int surface_id,
+ int queue_id);
+
+ using Client::event_fd;
+
+ pdx::Status<int> GetEventMask(int events) {
+ if (auto* client_channel = GetChannel())
+ return client_channel->GetEventMask(events);
+ else
+ return pdx::ErrorStatus(EINVAL);
+ }
+
+ private:
+ friend BASE;
+
+ DisplayManagerClient();
+
+ DisplayManagerClient(const DisplayManagerClient&) = delete;
+ void operator=(const DisplayManagerClient&) = delete;
+};
+
+} // namespace display
+} // namespace dvr
+} // namespace android
+
+#endif // ANDROID_DVR_DISPLAY_MANAGER_CLIENT_H_
diff --git a/libs/vr/libdisplay/include/private/dvr/display_manager_client_impl.h b/libs/vr/libdisplay/include/private/dvr/display_manager_client_impl.h
deleted file mode 100644
index b0a7d13..0000000
--- a/libs/vr/libdisplay/include/private/dvr/display_manager_client_impl.h
+++ /dev/null
@@ -1,40 +0,0 @@
-#ifndef ANDROID_DVR_DISPLAY_MANAGER_CLIENT_IMPL_H_
-#define ANDROID_DVR_DISPLAY_MANAGER_CLIENT_IMPL_H_
-
-#include <vector>
-
-#include <pdx/client.h>
-#include <private/dvr/display_rpc.h>
-
-namespace android {
-namespace dvr {
-
-class BufferProducer;
-
-class DisplayManagerClient : public pdx::ClientBase<DisplayManagerClient> {
- public:
- ~DisplayManagerClient() override;
-
- int GetSurfaceList(std::vector<DisplaySurfaceInfo>* surface_list);
-
- std::unique_ptr<IonBuffer> SetupNamedBuffer(const std::string& name,
- size_t size,
- uint64_t producer_usage,
- uint64_t consumer_usage);
-
- using Client::event_fd;
- using Client::GetChannel;
-
- private:
- friend BASE;
-
- DisplayManagerClient();
-
- DisplayManagerClient(const DisplayManagerClient&) = delete;
- void operator=(const DisplayManagerClient&) = delete;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_DISPLAY_MANAGER_CLIENT_IMPL_H_
diff --git a/libs/vr/libdisplay/include/private/dvr/display_protocol.h b/libs/vr/libdisplay/include/private/dvr/display_protocol.h
new file mode 100644
index 0000000..f34d61f
--- /dev/null
+++ b/libs/vr/libdisplay/include/private/dvr/display_protocol.h
@@ -0,0 +1,283 @@
+#ifndef ANDROID_DVR_DISPLAY_PROTOCOL_H_
+#define ANDROID_DVR_DISPLAY_PROTOCOL_H_
+
+#include <sys/types.h>
+
+#include <array>
+#include <map>
+
+#include <dvr/dvr_display_types.h>
+
+#include <pdx/rpc/remote_method.h>
+#include <pdx/rpc/serializable.h>
+#include <pdx/rpc/variant.h>
+#include <private/dvr/bufferhub_rpc.h>
+
+// RPC protocol definitions for DVR display services (VrFlinger).
+
+namespace android {
+namespace dvr {
+namespace display {
+
+// Native display metrics.
+struct Metrics {
+ // Basic display properties.
+ uint32_t display_width;
+ uint32_t display_height;
+ uint32_t display_x_dpi;
+ uint32_t display_y_dpi;
+ uint32_t vsync_period_ns;
+
+ // HMD metrics.
+ // TODO(eieio): Determine how these fields should be populated. On phones
+ // these values are determined at runtime by VrCore based on which headset the
+ // phone is in. On dedicated hardware this needs to come from somewhere else.
+ // Perhaps these should be moved to a separate structure that is returned by a
+ // separate runtime call.
+ uint32_t distorted_width;
+ uint32_t distorted_height;
+ uint32_t hmd_ipd_mm;
+ float inter_lens_distance_m;
+ std::array<float, 4> left_fov_lrbt;
+ std::array<float, 4> right_fov_lrbt;
+
+ private:
+ PDX_SERIALIZABLE_MEMBERS(Metrics, display_width, display_height,
+ display_x_dpi, display_y_dpi, vsync_period_ns,
+ distorted_width, distorted_height, hmd_ipd_mm,
+ inter_lens_distance_m, left_fov_lrbt,
+ right_fov_lrbt);
+};
+
+// Serializable base type for enum structs. Enum structs are easier to use than
+// enum classes, especially for bitmasks. This base type provides common
+// utilities for flags types.
+template <typename Integer>
+class Flags {
+ public:
+ using Base = Flags<Integer>;
+ using Type = Integer;
+
+ Flags(const Integer& value) : value_{value} {}
+ Flags(const Flags&) = default;
+ Flags& operator=(const Flags&) = default;
+
+ Integer value() const { return value_; }
+ operator Integer() const { return value_; }
+
+ bool IsSet(Integer bits) const { return (value_ & bits) == bits; }
+ bool IsClear(Integer bits) const { return (value_ & bits) == 0; }
+
+ void Set(Integer bits) { value_ |= bits; }
+ void Clear(Integer bits) { value_ &= ~bits; }
+
+ Integer operator|(Integer bits) const { return value_ | bits; }
+ Integer operator&(Integer bits) const { return value_ & bits; }
+
+ Flags& operator|=(Integer bits) {
+ value_ |= bits;
+ return *this;
+ }
+ Flags& operator&=(Integer bits) {
+ value_ &= bits;
+ return *this;
+ }
+
+ private:
+ Integer value_;
+
+ PDX_SERIALIZABLE_MEMBERS(Flags<Integer>, value_);
+};
+
+// Flags indicating what changed since last update.
+struct SurfaceUpdateFlags : public Flags<uint32_t> {
+ enum : Type {
+ None = DVR_SURFACE_UPDATE_FLAGS_NONE,
+ NewSurface = DVR_SURFACE_UPDATE_FLAGS_NEW_SURFACE,
+ BuffersChanged = DVR_SURFACE_UPDATE_FLAGS_BUFFERS_CHANGED,
+ VisibilityChanged = DVR_SURFACE_UPDATE_FLAGS_VISIBILITY_CHANGED,
+ AttributesChanged = DVR_SURFACE_UPDATE_FLAGS_ATTRIBUTES_CHANGED,
+ };
+
+ SurfaceUpdateFlags() : Base{None} {}
+ using Base::Base;
+};
+
+// Surface attribute key/value types.
+using SurfaceAttributeKey = int32_t;
+using SurfaceAttributeValue =
+ pdx::rpc::Variant<int32_t, int64_t, bool, float, std::array<float, 2>,
+ std::array<float, 3>, std::array<float, 4>,
+ std::array<float, 8>, std::array<float, 16>>;
+
+// Defined surface attribute keys.
+struct SurfaceAttribute : public Flags<SurfaceAttributeKey> {
+ enum : Type {
+ // Keys in the negative integer space are interpreted by VrFlinger for
+ // direct surfaces.
+ Direct = DVR_SURFACE_ATTRIBUTE_DIRECT,
+ ZOrder = DVR_SURFACE_ATTRIBUTE_Z_ORDER,
+ Visible = DVR_SURFACE_ATTRIBUTE_VISIBLE,
+
+ // Invalid key. May be used to terminate C style lists in public API code.
+ Invalid = DVR_SURFACE_ATTRIBUTE_INVALID,
+
+ // Positive keys are interpreted by the compositor only.
+ FirstUserKey = DVR_SURFACE_ATTRIBUTE_FIRST_USER_KEY,
+ };
+
+ SurfaceAttribute() : Base{Invalid} {}
+ using Base::Base;
+};
+
+// Collection of surface attribute key/value pairs.
+using SurfaceAttributes = std::map<SurfaceAttributeKey, SurfaceAttributeValue>;
+
+struct SurfaceState {
+ int32_t surface_id;
+ int32_t process_id;
+ int32_t user_id;
+
+ SurfaceAttributes surface_attributes;
+ SurfaceUpdateFlags update_flags;
+ std::vector<int32_t> queue_ids;
+
+ // Convenience accessors.
+ bool GetVisible() const {
+ bool bool_value = false;
+ GetAttribute(SurfaceAttribute::Visible, &bool_value,
+ ValidTypes<int32_t, int64_t, bool, float>{});
+ return bool_value;
+ }
+
+ int GetZOrder() const {
+ int int_value = 0;
+ GetAttribute(SurfaceAttribute::ZOrder, &int_value,
+ ValidTypes<int32_t, int64_t, float>{});
+ return int_value;
+ }
+
+ private:
+ template <typename... Types>
+ struct ValidTypes {};
+
+ template <typename ReturnType, typename... Types>
+ bool GetAttribute(SurfaceAttributeKey key, ReturnType* out_value,
+ ValidTypes<Types...>) const {
+ auto search = surface_attributes.find(key);
+ if (search != surface_attributes.end())
+ return pdx::rpc::IfAnyOf<Types...>::Get(&search->second, out_value);
+ else
+ return false;
+ }
+
+ PDX_SERIALIZABLE_MEMBERS(SurfaceState, surface_id, process_id,
+ surface_attributes, update_flags, queue_ids);
+};
+
+struct SurfaceInfo {
+ int surface_id;
+ bool visible;
+ int z_order;
+
+ private:
+ PDX_SERIALIZABLE_MEMBERS(SurfaceInfo, surface_id, visible, z_order);
+};
+
+struct DisplayProtocol {
+ // Service path.
+ static constexpr char kClientPath[] = "system/vr/display/client";
+
+ // Op codes.
+ enum {
+ kOpGetMetrics = 0,
+ kOpGetNamedBuffer,
+ kOpIsVrAppRunning,
+ kOpCreateSurface,
+ kOpGetSurfaceInfo,
+ kOpCreateQueue,
+ kOpSetAttributes,
+ };
+
+ // Aliases.
+ using LocalChannelHandle = pdx::LocalChannelHandle;
+ using Void = pdx::rpc::Void;
+
+ // Methods.
+ PDX_REMOTE_METHOD(GetMetrics, kOpGetMetrics, Metrics(Void));
+ PDX_REMOTE_METHOD(GetNamedBuffer, kOpGetNamedBuffer,
+ LocalNativeBufferHandle(std::string name));
+ PDX_REMOTE_METHOD(IsVrAppRunning, kOpIsVrAppRunning, bool(Void));
+ PDX_REMOTE_METHOD(CreateSurface, kOpCreateSurface,
+ SurfaceInfo(const SurfaceAttributes& attributes));
+ PDX_REMOTE_METHOD(GetSurfaceInfo, kOpGetSurfaceInfo, SurfaceInfo(Void));
+ PDX_REMOTE_METHOD(CreateQueue, kOpCreateQueue,
+ LocalChannelHandle(size_t meta_size_bytes));
+ PDX_REMOTE_METHOD(SetAttributes, kOpSetAttributes,
+ void(const SurfaceAttributes& attributes));
+};
+
+struct DisplayManagerProtocol {
+ // Service path.
+ static constexpr char kClientPath[] = "system/vr/display/manager";
+
+ // Op codes.
+ enum {
+ kOpGetSurfaceState = 0,
+ kOpGetSurfaceQueue,
+ kOpSetupNamedBuffer,
+ };
+
+ // Aliases.
+ using LocalChannelHandle = pdx::LocalChannelHandle;
+ using Void = pdx::rpc::Void;
+
+ // Methods.
+ PDX_REMOTE_METHOD(GetSurfaceState, kOpGetSurfaceState,
+ std::vector<SurfaceState>(Void));
+ PDX_REMOTE_METHOD(GetSurfaceQueue, kOpGetSurfaceQueue,
+ LocalChannelHandle(int surface_id, int queue_id));
+ PDX_REMOTE_METHOD(SetupNamedBuffer, kOpSetupNamedBuffer,
+ LocalNativeBufferHandle(const std::string& name,
+ size_t size, uint64_t usage));
+};
+
+struct VSyncSchedInfo {
+ int64_t vsync_period_ns;
+ int64_t timestamp_ns;
+ uint32_t next_vsync_count;
+
+ private:
+ PDX_SERIALIZABLE_MEMBERS(VSyncSchedInfo, vsync_period_ns, timestamp_ns,
+ next_vsync_count);
+};
+
+struct VSyncProtocol {
+ // Service path.
+ static constexpr char kClientPath[] = "system/vr/display/vsync";
+
+ // Op codes.
+ enum {
+ kOpWait = 0,
+ kOpAck,
+ kOpGetLastTimestamp,
+ kOpGetSchedInfo,
+ kOpAcknowledge,
+ };
+
+ // Aliases.
+ using Void = pdx::rpc::Void;
+ using Timestamp = int64_t;
+
+ // Methods.
+ PDX_REMOTE_METHOD(Wait, kOpWait, Timestamp(Void));
+ PDX_REMOTE_METHOD(GetLastTimestamp, kOpGetLastTimestamp, Timestamp(Void));
+ PDX_REMOTE_METHOD(GetSchedInfo, kOpGetSchedInfo, VSyncSchedInfo(Void));
+ PDX_REMOTE_METHOD(Acknowledge, kOpAcknowledge, void(Void));
+};
+
+} // namespace display
+} // namespace dvr
+} // namespace android
+
+#endif // ANDROID_DVR_DISPLAY_PROTOCOL_H_
diff --git a/libs/vr/libdisplay/include/private/dvr/display_rpc.h b/libs/vr/libdisplay/include/private/dvr/display_rpc.h
deleted file mode 100644
index 778032f..0000000
--- a/libs/vr/libdisplay/include/private/dvr/display_rpc.h
+++ /dev/null
@@ -1,343 +0,0 @@
-#ifndef ANDROID_DVR_DISPLAY_RPC_H_
-#define ANDROID_DVR_DISPLAY_RPC_H_
-
-#include <sys/types.h>
-
-#include <array>
-#include <map>
-
-#include <pdx/rpc/remote_method.h>
-#include <pdx/rpc/serializable.h>
-#include <pdx/rpc/variant.h>
-#include <private/dvr/bufferhub_rpc.h>
-#include <private/dvr/display_types.h>
-
-namespace android {
-namespace dvr {
-
-struct SystemDisplayMetrics {
- uint32_t display_native_width;
- uint32_t display_native_height;
- uint32_t display_x_dpi;
- uint32_t display_y_dpi;
- uint32_t distorted_width;
- uint32_t distorted_height;
- uint32_t vsync_period_ns;
- uint32_t hmd_ipd_mm;
- float inter_lens_distance_m;
- std::array<float, 4> left_fov_lrbt;
- std::array<float, 4> right_fov_lrbt;
-
- private:
- PDX_SERIALIZABLE_MEMBERS(SystemDisplayMetrics, display_native_width,
- display_native_height, display_x_dpi, display_y_dpi,
- distorted_width, distorted_height, vsync_period_ns,
- hmd_ipd_mm, inter_lens_distance_m, left_fov_lrbt,
- right_fov_lrbt);
-};
-
-using SurfaceType = uint32_t;
-struct SurfaceTypeEnum {
- enum : SurfaceType {
- Normal = DVR_SURFACE_TYPE_NORMAL,
- VideoMesh = DVR_SURFACE_TYPE_VIDEO_MESH,
- Overlay = DVR_SURFACE_TYPE_OVERLAY,
- };
-};
-
-using DisplaySurfaceFlags = uint32_t;
-enum class DisplaySurfaceFlagsEnum : DisplaySurfaceFlags {
- DisableSystemEds = DVR_DISPLAY_SURFACE_FLAGS_DISABLE_SYSTEM_EDS,
- DisableSystemDistortion = DVR_DISPLAY_SURFACE_FLAGS_DISABLE_SYSTEM_DISTORTION,
- VerticalFlip = DVR_DISPLAY_SURFACE_FLAGS_VERTICAL_FLIP,
- SeparateGeometry = DVR_DISPLAY_SURFACE_FLAGS_GEOMETRY_SEPARATE_2,
- DisableSystemCac = DVR_DISPLAY_SURFACE_FLAGS_DISABLE_SYSTEM_CAC,
-};
-
-using DisplaySurfaceInfoFlags = uint32_t;
-enum class DisplaySurfaceInfoFlagsEnum : DisplaySurfaceInfoFlags {
- BuffersChanged = DVR_DISPLAY_SURFACE_ITEM_FLAGS_BUFFERS_CHANGED,
-};
-
-using DisplaySurfaceAttributeValue =
- pdx::rpc::Variant<int32_t, int64_t, bool, float, std::array<float, 2>,
- std::array<float, 3>, std::array<float, 4>,
- std::array<float, 16>>;
-using DisplaySurfaceAttribute = uint32_t;
-struct DisplaySurfaceAttributeEnum {
- enum : DisplaySurfaceAttribute {
- ZOrder = DVR_DISPLAY_SURFACE_ATTRIBUTE_Z_ORDER,
- Visible = DVR_DISPLAY_SURFACE_ATTRIBUTE_VISIBLE,
- // Manager only.
- Blur = DVR_DISPLAY_SURFACE_ATTRIBUTE_BLUR,
- // Client only.
- ExcludeFromBlur = DVR_DISPLAY_SURFACE_ATTRIBUTE_EXCLUDE_FROM_BLUR,
- BlurBehind = DVR_DISPLAY_SURFACE_ATTRIBUTE_BLUR_BEHIND,
- };
-
- static std::string ToString(DisplaySurfaceAttribute attribute) {
- switch (attribute) {
- case ZOrder:
- return "z-order";
- case Visible:
- return "visible";
- case Blur:
- return "blur";
- case ExcludeFromBlur:
- return "exclude-from-blur";
- case BlurBehind:
- return "blur-behind";
- default:
- return "unknown";
- }
- }
-};
-
-using DisplaySurfaceAttributes =
- std::map<DisplaySurfaceAttribute, DisplaySurfaceAttributeValue>;
-
-struct DisplaySurfaceInfo {
- int surface_id;
- int process_id;
- SurfaceType type;
- DisplaySurfaceFlags flags;
- DisplaySurfaceInfoFlags info_flags;
- DisplaySurfaceAttributes client_attributes;
- DisplaySurfaceAttributes manager_attributes;
-
- // Convenience accessors.
- bool IsClientVisible() const {
- const auto* variant =
- FindClientAttribute(DisplaySurfaceAttributeEnum::Visible);
- bool bool_value;
- if (variant && pdx::rpc::IfAnyOf<int32_t, int64_t, bool, float>::Get(
- variant, &bool_value))
- return bool_value;
- else
- return false;
- }
-
- int ClientZOrder() const {
- const auto* variant =
- FindClientAttribute(DisplaySurfaceAttributeEnum::ZOrder);
- int int_value;
- if (variant &&
- pdx::rpc::IfAnyOf<int32_t, int64_t, float>::Get(variant, &int_value))
- return int_value;
- else
- return 0;
- }
-
- private:
- const DisplaySurfaceAttributeValue* FindClientAttribute(
- DisplaySurfaceAttribute key) const {
- auto search = client_attributes.find(key);
- return (search != client_attributes.end()) ? &search->second : nullptr;
- }
-
- PDX_SERIALIZABLE_MEMBERS(DisplaySurfaceInfo, surface_id, process_id, type,
- flags, info_flags, client_attributes,
- manager_attributes);
-};
-
-struct AlignmentMarker {
- public:
- float horizontal;
- float vertical;
-
- PDX_SERIALIZABLE_MEMBERS(AlignmentMarker, horizontal, vertical);
-};
-
-struct DaydreamInternalParams {
- public:
- int32_t version;
- std::vector<AlignmentMarker> alignment_markers;
-
- PDX_SERIALIZABLE_MEMBERS(DaydreamInternalParams, version, alignment_markers);
-};
-
-struct ViewerParams {
- public:
- // TODO(hendrikw): Do we need viewer_vendor_name and viewer_model_name?
- float screen_to_lens_distance;
- float inter_lens_distance;
- float screen_center_to_lens_distance;
- std::vector<float> left_eye_field_of_view_angles;
-
- enum VerticalAlignmentType : int32_t {
- BOTTOM = 0, // phone rests against a fixed bottom tray
- CENTER = 1, // phone screen assumed to be centered w.r.t. lenses
- TOP = 2 // phone rests against a fixed top tray
- };
-
- enum EyeOrientation : int32_t {
- kCCW0Degrees = 0,
- kCCW90Degrees = 1,
- kCCW180Degrees = 2,
- kCCW270Degrees = 3,
- kCCW0DegreesMirrored = 4,
- kCCW90DegreesMirrored = 5,
- kCCW180DegreesMirrored = 6,
- kCCW270DegreesMirrored = 7
- };
-
- VerticalAlignmentType vertical_alignment;
- std::vector<EyeOrientation> eye_orientations;
-
- float tray_to_lens_distance;
-
- std::vector<float> distortion_coefficients_r;
- std::vector<float> distortion_coefficients_g;
- std::vector<float> distortion_coefficients_b;
-
- DaydreamInternalParams daydream_internal;
-
- PDX_SERIALIZABLE_MEMBERS(ViewerParams, screen_to_lens_distance,
- inter_lens_distance, screen_center_to_lens_distance,
- left_eye_field_of_view_angles, vertical_alignment,
- eye_orientations, tray_to_lens_distance,
- distortion_coefficients_r, distortion_coefficients_g,
- distortion_coefficients_b, daydream_internal);
-};
-
-struct DisplayRPC {
- // Service path.
- static constexpr char kClientPath[] = "system/vr/display/client";
-
- // Op codes.
- enum {
- kOpGetMetrics = 0,
- kOpGetEdsCapture,
- kOpCreateSurface,
- kOpCreateBufferQueue,
- kOpSetAttributes,
- kOpGetMetadataBuffer,
- kOpCreateVideoMeshSurface,
- kOpVideoMeshSurfaceCreateProducerQueue,
- kOpSetViewerParams,
- kOpGetNamedBuffer,
- kOpIsVrAppRunning,
- };
-
- // Aliases.
- using ByteBuffer = pdx::rpc::BufferWrapper<std::vector<uint8_t>>;
- using LocalChannelHandle = pdx::LocalChannelHandle;
- using Void = pdx::rpc::Void;
-
- // Methods.
- PDX_REMOTE_METHOD(GetMetrics, kOpGetMetrics, SystemDisplayMetrics(Void));
- PDX_REMOTE_METHOD(GetEdsCapture, kOpGetEdsCapture, ByteBuffer(Void));
- PDX_REMOTE_METHOD(CreateSurface, kOpCreateSurface,
- int(int width, int height, int format, int usage,
- DisplaySurfaceFlags flags));
- PDX_REMOTE_METHOD(CreateBufferQueue, kOpCreateBufferQueue,
- LocalChannelHandle(Void));
- PDX_REMOTE_METHOD(SetAttributes, kOpSetAttributes,
- int(const DisplaySurfaceAttributes& attributes));
- PDX_REMOTE_METHOD(GetMetadataBuffer, kOpGetMetadataBuffer,
- LocalChannelHandle(Void));
- // VideoMeshSurface methods
- PDX_REMOTE_METHOD(CreateVideoMeshSurface, kOpCreateVideoMeshSurface,
- LocalChannelHandle(Void));
- PDX_REMOTE_METHOD(VideoMeshSurfaceCreateProducerQueue,
- kOpVideoMeshSurfaceCreateProducerQueue,
- LocalChannelHandle(Void));
- PDX_REMOTE_METHOD(SetViewerParams, kOpSetViewerParams,
- void(const ViewerParams& viewer_params));
- PDX_REMOTE_METHOD(GetNamedBuffer, kOpGetNamedBuffer,
- LocalNativeBufferHandle(const std::string& name));
- PDX_REMOTE_METHOD(IsVrAppRunning, kOpIsVrAppRunning, int(Void));
-};
-
-struct DisplayManagerRPC {
- // Service path.
- static constexpr char kClientPath[] = "system/vr/display/manager";
-
- // Op codes.
- enum {
- kOpGetSurfaceList = 0,
- kOpUpdateSurfaces,
- kOpSetupNamedBuffer,
- };
-
- // Aliases.
- using LocalChannelHandle = pdx::LocalChannelHandle;
- using Void = pdx::rpc::Void;
-
- // Methods.
- PDX_REMOTE_METHOD(GetSurfaceList, kOpGetSurfaceList,
- std::vector<DisplaySurfaceInfo>(Void));
- PDX_REMOTE_METHOD(
- UpdateSurfaces, kOpUpdateSurfaces,
- int(const std::map<int, DisplaySurfaceAttributes>& updates));
- PDX_REMOTE_METHOD(SetupNamedBuffer, kOpSetupNamedBuffer,
- LocalNativeBufferHandle(const std::string& name,
- size_t size,
- uint64_t producer_usage,
- uint64_t consumer_usage));
-};
-
-struct ScreenshotData {
- int width;
- int height;
- std::vector<uint8_t> buffer;
-
- private:
- PDX_SERIALIZABLE_MEMBERS(ScreenshotData, width, height, buffer);
-};
-
-struct DisplayScreenshotRPC {
- // Service path.
- static constexpr char kClientPath[] = "system/vr/display/screenshot";
-
- // Op codes.
- enum {
- kOpGetFormat = 0,
- kOpTakeScreenshot,
- };
-
- using Void = pdx::rpc::Void;
-
- PDX_REMOTE_METHOD(GetFormat, kOpGetFormat, int(Void));
- PDX_REMOTE_METHOD(TakeScreenshot, kOpTakeScreenshot,
- ScreenshotData(int layer_index));
-};
-
-struct VSyncSchedInfo {
- int64_t vsync_period_ns;
- int64_t timestamp_ns;
- uint32_t next_vsync_count;
-
- private:
- PDX_SERIALIZABLE_MEMBERS(VSyncSchedInfo, vsync_period_ns, timestamp_ns,
- next_vsync_count);
-};
-
-struct DisplayVSyncRPC {
- // Service path.
- static constexpr char kClientPath[] = "system/vr/display/vsync";
-
- // Op codes.
- enum {
- kOpWait = 0,
- kOpAck,
- kOpGetLastTimestamp,
- kOpGetSchedInfo,
- kOpAcknowledge,
- };
-
- // Aliases.
- using Void = pdx::rpc::Void;
- using Timestamp = int64_t;
-
- // Methods.
- PDX_REMOTE_METHOD(Wait, kOpWait, Timestamp(Void));
- PDX_REMOTE_METHOD(GetLastTimestamp, kOpGetLastTimestamp, Timestamp(Void));
- PDX_REMOTE_METHOD(GetSchedInfo, kOpGetSchedInfo, VSyncSchedInfo(Void));
- PDX_REMOTE_METHOD(Acknowledge, kOpAcknowledge, int(Void));
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_DISPLAY_RPC_H_
diff --git a/libs/vr/libdisplay/include/private/dvr/display_types.h b/libs/vr/libdisplay/include/private/dvr/display_types.h
deleted file mode 100644
index 2bd02bd..0000000
--- a/libs/vr/libdisplay/include/private/dvr/display_types.h
+++ /dev/null
@@ -1,83 +0,0 @@
-#ifndef ANDROID_DVR_DISPLAY_TYPES_H_
-#define ANDROID_DVR_DISPLAY_TYPES_H_
-
-#ifdef __ARM_NEON
-#include <arm_neon.h>
-#else
-#ifndef __FLOAT32X4T_86
-#define __FLOAT32X4T_86
-typedef float float32x4_t __attribute__ ((__vector_size__ (16)));
-typedef struct float32x4x4_t { float32x4_t val[4]; };
-#endif
-#endif
-
-#include <cutils/native_handle.h>
-
-// DVR display-related data types.
-
-enum dvr_display_surface_type {
- // Normal display surface meant to be used by applications' GL context to
- // render into.
- DVR_SURFACE_TYPE_NORMAL = 0,
-
- // VideoMeshSurface is used to composite video frames into the 3D world.
- DVR_SURFACE_TYPE_VIDEO_MESH,
-
- // System overlay surface type. This is not currently in use.
- DVR_SURFACE_TYPE_OVERLAY,
-};
-
-enum dvr_display_surface_flags {
- DVR_DISPLAY_SURFACE_FLAGS_DISABLE_SYSTEM_EDS = (1 << 0),
- DVR_DISPLAY_SURFACE_FLAGS_DISABLE_SYSTEM_DISTORTION = (1 << 1),
- DVR_DISPLAY_SURFACE_FLAGS_VERTICAL_FLIP = (1 << 2),
- DVR_DISPLAY_SURFACE_FLAGS_GEOMETRY_SEPARATE_2 = (1 << 3),
- DVR_DISPLAY_SURFACE_FLAGS_DISABLE_SYSTEM_CAC = (1 << 4),
-};
-
-enum dvr_display_surface_item_flags {
- DVR_DISPLAY_SURFACE_ITEM_FLAGS_BUFFERS_CHANGED = (1 << 0),
-};
-
-enum dvr_display_surface_attribute {
- DVR_DISPLAY_SURFACE_ATTRIBUTE_Z_ORDER = (1<<0),
- DVR_DISPLAY_SURFACE_ATTRIBUTE_VISIBLE = (1<<1),
- DVR_DISPLAY_SURFACE_ATTRIBUTE_BLUR = (1<<2),
- DVR_DISPLAY_SURFACE_ATTRIBUTE_EXCLUDE_FROM_BLUR = (1<<3),
- DVR_DISPLAY_SURFACE_ATTRIBUTE_BLUR_BEHIND = (1<<4),
-};
-
-// Maximum number of buffers for a surface. Each buffer represents a single
-// frame and may actually be a buffer array if multiview rendering is in use.
-// Define so that it can be used in shader code.
-#define kSurfaceBufferMaxCount 4
-
-// Maximum number of views per surface. Each eye is a view, for example.
-#define kSurfaceViewMaxCount 4
-
-namespace android {
-namespace dvr {
-
-struct __attribute__((packed, aligned(16))) DisplaySurfaceMetadata {
- // Array of orientations and translations corresponding with surface buffers.
- // The index is associated with each allocated buffer by DisplaySurface and
- // communicated to clients.
- // The maximum number of buffers is hard coded here as 4 so that we can bind
- // this data structure in GPU shaders.
- float32x4_t orientation[kSurfaceBufferMaxCount];
- float32x4_t translation[kSurfaceBufferMaxCount];
-};
-
-struct __attribute__((packed, aligned(16))) VideoMeshSurfaceMetadata {
- // Array of transform matrices corresponding with surface buffers.
- // Note that The index is associated with each allocated buffer by
- // DisplaySurface instead of VideoMeshSurface due to the fact that the
- // metadata here is interpreted as video mesh's transformation in each
- // application's rendering frame.
- float32x4x4_t transform[4][2];
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_DISPLAY_TYPES_H_
diff --git a/libs/vr/libdisplay/include/private/dvr/dummy_native_window.h b/libs/vr/libdisplay/include/private/dvr/dummy_native_window.h
deleted file mode 100644
index b03eeaa..0000000
--- a/libs/vr/libdisplay/include/private/dvr/dummy_native_window.h
+++ /dev/null
@@ -1,30 +0,0 @@
-#ifndef ANDROID_DVR_DUMMY_NATIVE_WINDOW_H_
-#define ANDROID_DVR_DUMMY_NATIVE_WINDOW_H_
-
-#include <android/native_window.h>
-#include <ui/ANativeObjectBase.h>
-
-namespace android {
-namespace dvr {
-
-// DummyNativeWindow is an implementation of ANativeWindow that is
-// essentially empty and is used as a surface placeholder during context
-// creation for contexts that we don't intend to call eglSwapBuffers on.
-class DummyNativeWindow
- : public ANativeObjectBase<ANativeWindow, DummyNativeWindow,
- LightRefBase<DummyNativeWindow> > {
- public:
- DummyNativeWindow();
-
- private:
- static int Query(const ANativeWindow* window, int what, int* value);
- static int Perform(ANativeWindow* window, int operation, ...);
-
- DummyNativeWindow(const DummyNativeWindow&) = delete;
- void operator=(DummyNativeWindow&) = delete;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_DUMMY_NATIVE_WINDOW_H_
diff --git a/libs/vr/libdisplay/include/private/dvr/frame_history.h b/libs/vr/libdisplay/include/private/dvr/frame_history.h
deleted file mode 100644
index 53e0717..0000000
--- a/libs/vr/libdisplay/include/private/dvr/frame_history.h
+++ /dev/null
@@ -1,71 +0,0 @@
-#ifndef ANDROID_DVR_FRAME_HISTORY_H_
-#define ANDROID_DVR_FRAME_HISTORY_H_
-
-#include <dvr/graphics.h>
-#include <pdx/file_handle.h>
-#include <private/dvr/ring_buffer.h>
-
-namespace android {
-namespace dvr {
-
-// FrameHistory tracks frame times from the start of rendering commands to when
-// the buffer is ready.
-class FrameHistory {
- public:
- FrameHistory();
- explicit FrameHistory(int pending_frame_buffer_size);
-
- void Reset(int pending_frame_buffer_size);
-
- // Call when starting rendering commands (i.e. dvrBeginRenderFrame).
- void OnFrameStart(uint32_t scheduled_vsync, int64_t scheduled_finish_ns);
-
- // Call when rendering commands are finished (i.e. dvrPresent).
- void OnFrameSubmit(android::pdx::LocalHandle&& fence);
-
- // Call once per frame to see if any pending frames have finished.
- void CheckForFinishedFrames();
-
- // Uses the recently completed frame render times to predict how long the next
- // frame will take, in vsync intervals. For example if the predicted frame
- // time is 10ms and the vsync interval is 11ms, this will return 1. If the
- // predicted frame time is 12ms and the vsync interval is 11ms, this will
- // return 2.
- int PredictNextFrameVsyncInterval(int64_t vsync_period_ns) const;
-
- // Returns results for recently completed frames. Each frame's result is
- // returned only once.
- int GetPreviousFrameResults(DvrFrameScheduleResult* results,
- int result_count);
-
- // Gets the vsync count for the most recently started frame. If there are no
- // started frames this will return UINT32_MAX.
- uint32_t GetCurrentFrameVsync() const;
-
- private:
- struct PendingFrame {
- int64_t start_ns;
- uint32_t scheduled_vsync;
- int64_t scheduled_finish_ns;
- android::pdx::LocalHandle fence;
-
- PendingFrame();
- PendingFrame(int64_t start_ns, uint32_t scheduled_vsync,
- int64_t scheduled_finish_ns,
- android::pdx::LocalHandle&& fence);
-
- PendingFrame(PendingFrame&&) = default;
- PendingFrame& operator=(PendingFrame&&) = default;
- PendingFrame(const PendingFrame&) = delete;
- PendingFrame& operator=(const PendingFrame&) = delete;
- };
-
- RingBuffer<PendingFrame> pending_frames_;
- RingBuffer<DvrFrameScheduleResult> finished_frames_;
- RingBuffer<int64_t> frame_duration_history_;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_FRAME_HISTORY_H_
diff --git a/libs/vr/libdisplay/include/private/dvr/gl_fenced_flush.h b/libs/vr/libdisplay/include/private/dvr/gl_fenced_flush.h
deleted file mode 100644
index 1d75335..0000000
--- a/libs/vr/libdisplay/include/private/dvr/gl_fenced_flush.h
+++ /dev/null
@@ -1,17 +0,0 @@
-#ifndef ANDROID_DVR_GL_FENCED_FLUSH_H_
-#define ANDROID_DVR_GL_FENCED_FLUSH_H_
-
-#include <EGL/egl.h>
-#include <pdx/file_handle.h>
-
-namespace android {
-namespace dvr {
-
-// Creates a EGL_SYNC_NATIVE_FENCE_ANDROID and flushes. Returns the fence as a
-// file descriptor.
-pdx::LocalHandle CreateGLSyncAndFlush(EGLDisplay display);
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_GL_FENCED_FLUSH_H_
diff --git a/libs/vr/libdisplay/include/private/dvr/graphics_private.h b/libs/vr/libdisplay/include/private/dvr/graphics_private.h
deleted file mode 100644
index 57c99da..0000000
--- a/libs/vr/libdisplay/include/private/dvr/graphics_private.h
+++ /dev/null
@@ -1,39 +0,0 @@
-#ifndef ANDROID_DVR_GRAPHICS_PRIVATE_H_
-#define ANDROID_DVR_GRAPHICS_PRIVATE_H_
-
-#ifdef __ARM_NEON
-#include <arm_neon.h>
-#else
-#ifndef __FLOAT32X4T_86
-#define __FLOAT32X4T_86
-typedef float float32x4_t __attribute__ ((__vector_size__ (16)));
-typedef struct float32x4x4_t { float32x4_t val[4]; };
-#endif
-#endif
-
-#include <sys/cdefs.h>
-
-#include <dvr/graphics.h>
-
-__BEGIN_DECLS
-
-// Sets the pose used by the system for EDS. If dvrBeginRenderFrameEds() or
-// dvrBeginRenderFrameLateLatch() are called instead of dvrBeginRenderFrame()
-// it's not necessary to call this function. If this function is used, the call
-// must be made after dvrBeginRenderFrame() and before dvrPresent().
-//
-// @param[in] graphics_context The DvrGraphicsContext.
-// @param[in] render_pose_orientation Head pose orientation that rendering for
-// this frame will be based off of. This must be an unmodified value
-// from DvrPoseAsync, returned by dvrPoseGet.
-// @param[in] render_pose_translation Head pose translation that rendering for
-// this frame will be based off of. This must be an unmodified value
-// from DvrPoseAsync, returned by dvrPoseGet.
-// @return 0 on success or a negative error code on failure.
-int dvrSetEdsPose(DvrGraphicsContext* graphics_context,
- float32x4_t render_pose_orientation,
- float32x4_t render_pose_translation);
-
-__END_DECLS
-
-#endif // ANDROID_DVR_GRAPHICS_PRIVATE_H_
diff --git a/libs/vr/libdisplay/include/private/dvr/late_latch.h b/libs/vr/libdisplay/include/private/dvr/late_latch.h
deleted file mode 100644
index b7c5e4f..0000000
--- a/libs/vr/libdisplay/include/private/dvr/late_latch.h
+++ /dev/null
@@ -1,189 +0,0 @@
-#ifndef ANDROID_DVR_LATE_LATCH_H_
-#define ANDROID_DVR_LATE_LATCH_H_
-
-#include <atomic>
-#include <thread>
-#include <vector>
-
-#include <dvr/pose_client.h>
-#include <pdx/file_handle.h>
-#include <private/dvr/display_types.h>
-#include <private/dvr/graphics/shader_program.h>
-#include <private/dvr/graphics/vr_gl_extensions.h>
-#include <private/dvr/types.h>
-
-struct DvrPose;
-
-namespace android {
-namespace dvr {
-
-// Input data for late latch compute shader.
-struct LateLatchInput {
- // For app late latch:
- mat4 eye_from_head_mat[kSurfaceViewMaxCount];
- mat4 proj_mat[kSurfaceViewMaxCount];
- mat4 pose_offset[kSurfaceViewMaxCount];
- // For EDS late latch only:
- mat4 eds_mat1[kSurfaceViewMaxCount];
- mat4 eds_mat2[kSurfaceViewMaxCount];
- // For both app and EDS late latch:
- uint32_t pose_index;
- uint32_t render_pose_index;
-};
-
-// Output data for late latch shader. The application can use all or part of
-// this data by calling LateLatch::BindUniformBuffer.
-// This struct matches the layout of DvrGraphicsLateLatchData.
-struct LateLatchOutput {
- mat4 view_proj_matrix[kSurfaceViewMaxCount];
- mat4 view_matrix[kSurfaceViewMaxCount];
- vec4 pose_quaternion;
- vec4 pose_translation;
-};
-
-// LateLatch provides a facility for GL workloads to acquire a late-adjusted
-// model-view projection matrix, adjusted based on the position/quaternion pose
-// read from a buffer that is being written to asynchronously. The adjusted
-// MVP matrix is written to a GL buffer object via GL transform feedback.
-class LateLatch {
- public:
- enum BufferType {
- kViewProjMatrix,
- kViewMatrix,
- kPoseQuaternion,
- kPoseTranslation,
- // Max transform feedback count is 4, so no more buffers can go here.
- kNumBuffers,
- };
-
- static size_t GetBufferSize(BufferType type) {
- switch (type) {
- default:
- case kViewProjMatrix:
- case kViewMatrix:
- return 4 * 4 * sizeof(float);
- case kPoseQuaternion:
- case kPoseTranslation:
- return 4 * sizeof(float);
- }
- }
-
- static size_t GetBufferOffset(BufferType type, int view) {
- switch (type) {
- default:
- case kViewProjMatrix:
- return offsetof(LateLatchOutput, view_proj_matrix) +
- GetBufferSize(type) * view;
- case kViewMatrix:
- return offsetof(LateLatchOutput, view_matrix) +
- GetBufferSize(type) * view;
- case kPoseQuaternion:
- return offsetof(LateLatchOutput, pose_quaternion);
- case kPoseTranslation:
- return offsetof(LateLatchOutput, pose_translation);
- }
- }
-
- explicit LateLatch(bool is_app_late_latch);
- LateLatch(bool is_app_late_latch, pdx::LocalHandle&& surface_metadata_fd);
- ~LateLatch();
-
- // Bind the late-latch output data as a GL_UNIFORM_BUFFER. For example,
- // to bind just the view_matrix from the output:
- // BindUniformBuffer(BINDING, offsetof(LateLatchOutput, view_matrix),
- // sizeof(mat4));
- // buffer_index is the index of one of the output buffers if more than 1 were
- // requested in the constructor.
- void BindUniformBuffer(GLuint ubo_binding, size_t offset, size_t size) const {
- glBindBufferRange(GL_UNIFORM_BUFFER, ubo_binding, output_buffer_id_, offset,
- size);
- }
-
- void BindUniformBuffer(GLuint ubo_binding, BufferType type, int view) const {
- glBindBufferRange(GL_UNIFORM_BUFFER, ubo_binding, output_buffer_id_,
- GetBufferOffset(type, view), GetBufferSize(type));
- }
-
- GLuint output_buffer_id() const { return output_buffer_id_; }
-
- void UnbindUniformBuffer(GLuint ubo_binding) const {
- glBindBufferBase(GL_UNIFORM_BUFFER, ubo_binding, 0);
- }
-
- void CaptureOutputData(LateLatchOutput* data) const;
-
- // Add the late latch GL commands for this frame. This should be done just
- // before the first application draw calls that are dependent on the head
- // latest head pose.
- //
- // For efficiency, the application projection and eye_from_head matrices are
- // passed through the late latch shader and output in various combinations to
- // allow for both simple application vertex shaders that can take the view-
- // projection matrix as-is and shaders that need to access the view matrix
- // separately.
- //
- // GL state must be reset to default for this call.
- void AddLateLatch(const LateLatchInput& data) const;
-
- // After calling AddEdsLateLatch one or more times, this method must be called
- // to add the necessary GL memory barrier to ensure late latch outputs are
- // written before the EDS and warp shaders read them.
- void PostEdsLateLatchBarrier() const {
- // The transform feedback buffer is going to be read as a uniform by EDS,
- // so we need a uniform memory barrier.
- glMemoryBarrier(GL_UNIFORM_BARRIER_BIT);
- }
-
- // Typically not for use by application code. This method adds the EDS late
- // latch that will adjust the application framebuffer with the latest head
- // pose.
- // buffer_index is the index of one of the output buffers if more than 1 were
- // requested in the constructor.
- void AddEdsLateLatch(const LateLatchInput& data,
- GLuint render_pose_buffer_object) const;
-
- // For debugging purposes, capture the output during the next call to
- // AddLateLatch. Set to NULL to reset.
- void SetLateLatchDataCapture(LateLatchOutput* app_late_latch) {
- app_late_latch_output_ = app_late_latch;
- }
-
- // For debugging purposes, capture the output during the next call to
- // AddEdsLateLatch. Set to NULL to reset.
- void SetEdsLateLatchDataCapture(LateLatchOutput* eds_late_latch) {
- eds_late_latch_output_ = eds_late_latch;
- }
-
- private:
- LateLatch(const LateLatch&) = delete;
- LateLatch& operator=(const LateLatch&) = delete;
-
- void LoadLateLatchShader();
-
- // Late latch shader.
- ShaderProgram late_latch_program_;
-
- // Async pose ring buffer object.
- GLuint pose_buffer_object_;
-
- GLuint metadata_buffer_id_;
-
- // Pose matrix buffers
- GLuint input_buffer_id_;
- GLuint output_buffer_id_;
-
- bool is_app_late_latch_;
- // During development, these can be used to capture the pose output data.
- LateLatchOutput* app_late_latch_output_;
- LateLatchOutput* eds_late_latch_output_;
-
- DvrPose* pose_client_;
-
- pdx::LocalHandle surface_metadata_fd_;
- pdx::LocalHandle pose_buffer_fd_;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_LATE_LATCH_H_
diff --git a/libs/vr/libdisplay/include/private/dvr/native_buffer_queue.h b/libs/vr/libdisplay/include/private/dvr/native_buffer_queue.h
deleted file mode 100644
index 4b1fa98..0000000
--- a/libs/vr/libdisplay/include/private/dvr/native_buffer_queue.h
+++ /dev/null
@@ -1,43 +0,0 @@
-#ifndef ANDROID_DVR_NATIVE_BUFFER_QUEUE_H_
-#define ANDROID_DVR_NATIVE_BUFFER_QUEUE_H_
-
-#include <semaphore.h>
-
-#include <mutex>
-#include <vector>
-
-#include <private/dvr/native_buffer.h>
-#include <private/dvr/ring_buffer.h>
-
-#include "display_client.h"
-
-namespace android {
-namespace dvr {
-
-// A wrapper over dvr::ProducerQueue that caches EGLImage.
-class NativeBufferQueue {
- public:
- // Create a queue with the given number of free buffers.
- NativeBufferQueue(EGLDisplay display,
- const std::shared_ptr<DisplaySurfaceClient>& surface,
- size_t capacity);
-
- size_t GetQueueCapacity() const { return producer_queue_->capacity(); }
-
- // Dequeue a buffer from the free queue, blocking until one is available.
- NativeBufferProducer* Dequeue();
-
- // An noop here to keep Vulkan path in GraphicsContext happy.
- // TODO(jwcai, cort) Move Vulkan path into GVR/Google3.
- void Enqueue(NativeBufferProducer* buffer) {}
-
- private:
- EGLDisplay display_;
- std::shared_ptr<ProducerQueue> producer_queue_;
- std::vector<sp<NativeBufferProducer>> buffers_;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_NATIVE_BUFFER_QUEUE_H_
diff --git a/libs/vr/libdisplay/include/private/dvr/screenshot_client.h b/libs/vr/libdisplay/include/private/dvr/screenshot_client.h
deleted file mode 100644
index b6fc859..0000000
--- a/libs/vr/libdisplay/include/private/dvr/screenshot_client.h
+++ /dev/null
@@ -1,42 +0,0 @@
-#ifndef ANDROID_DVR_SCREENSHOT_CLIENT_H_
-#define ANDROID_DVR_SCREENSHOT_CLIENT_H_
-
-#include <memory>
-#include <vector>
-
-#include <pdx/client.h>
-#include <private/dvr/display_rpc.h>
-#include <system/graphics.h>
-
-namespace android {
-namespace dvr {
-
-// Represents a connection to the screenshot service, which allows capturing an
-// upcoming frame as it is being rendered to the display.
-class ScreenshotClient : public pdx::ClientBase<ScreenshotClient> {
- public:
- int format() const { return format_; }
-
- // Attempts to take a screenshot. If successful, sets *data to the contents
- // of the screenshot and returns zero. Otherwise, returns a negative error
- // code.
- // |index| is used to match the requested buffer with various buffer layers.
- int Take(std::vector<uint8_t>* data, int index, int* return_width,
- int* return_height);
-
- private:
- friend BASE;
-
- ScreenshotClient();
-
- // Layout information for screenshots.
- int format_;
-
- ScreenshotClient(const ScreenshotClient&) = delete;
- void operator=(const ScreenshotClient&) = delete;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_SCREENSHOT_CLIENT_H_
diff --git a/libs/vr/libdisplay/include/private/dvr/video_mesh_surface_client.h b/libs/vr/libdisplay/include/private/dvr/video_mesh_surface_client.h
deleted file mode 100644
index 3a7f125..0000000
--- a/libs/vr/libdisplay/include/private/dvr/video_mesh_surface_client.h
+++ /dev/null
@@ -1,41 +0,0 @@
-#ifndef ANDROID_DVR_VIDEO_MESH_SURFACE_CLIENT_H_
-#define ANDROID_DVR_VIDEO_MESH_SURFACE_CLIENT_H_
-
-#include <private/dvr/buffer_hub_queue_client.h>
-#include <private/dvr/display_client.h>
-
-namespace android {
-namespace dvr {
-
-class VideoMeshSurfaceClient
- : pdx::ClientBase<VideoMeshSurfaceClient, SurfaceClient> {
- public:
- using LocalChannelHandle = pdx::LocalChannelHandle;
-
- // This call assumes ownership of |handle|.
- static std::unique_ptr<VideoMeshSurfaceClient> Import(
- LocalChannelHandle handle);
-
- std::shared_ptr<ProducerQueue> GetProducerQueue();
-
- // Get the shared memory metadata buffer for this video mesh surface. If it is
- // not yet allocated, this will allocate it.
- volatile VideoMeshSurfaceMetadata* GetMetadataBufferPtr();
-
- private:
- friend BASE;
-
- std::shared_ptr<ProducerQueue> producer_queue_;
- VideoMeshSurfaceMetadata* mapped_metadata_buffer_;
-
- explicit VideoMeshSurfaceClient(LocalChannelHandle handle);
-};
-
-} // namespace dvr
-} // namespace android
-
-struct DvrVideoMeshSurface {
- std::shared_ptr<android::dvr::VideoMeshSurfaceClient> client;
-};
-
-#endif // ANDROID_DVR_VIDEO_MESH_SURFACE_CLIENT_H_
diff --git a/libs/vr/libdisplay/late_latch.cpp b/libs/vr/libdisplay/late_latch.cpp
deleted file mode 100644
index e67f009..0000000
--- a/libs/vr/libdisplay/late_latch.cpp
+++ /dev/null
@@ -1,460 +0,0 @@
-#include "include/private/dvr/late_latch.h"
-
-#include <unistd.h>
-
-#include <fstream>
-#include <iostream>
-#include <string>
-
-#include <log/log.h>
-#include <private/dvr/clock_ns.h>
-#include <private/dvr/debug.h>
-#include <private/dvr/graphics/gpu_profiler.h>
-#include <private/dvr/pose_client_internal.h>
-#include <private/dvr/sensor_constants.h>
-#include <private/dvr/types.h>
-
-#define PRINT_MATRIX 0
-
-#if PRINT_MATRIX
-#ifndef LOG_TAG
-#define LOG_TAG "latelatch"
-#endif
-
-#define PE(str, ...) \
- fprintf(stderr, "[%s:%d] " str, __FILE__, __LINE__, ##__VA_ARGS__); \
- ALOGI("[%s:%d] " str, __FILE__, __LINE__, ##__VA_ARGS__)
-
-#define PV4(v) PE(#v "=%f,%f,%f,%f\n", v[0], v[1], v[2], v[3]);
-#define PM4(m) \
- PE(#m ":\n %f,%f,%f,%f\n %f,%f,%f,%f\n %f,%f,%f,%f\n %f,%f,%f,%f\n", \
- m(0, 0), m(0, 1), m(0, 2), m(0, 3), m(1, 0), m(1, 1), m(1, 2), m(1, 3), \
- m(2, 0), m(2, 1), m(2, 2), m(2, 3), m(3, 0), m(3, 1), m(3, 2), m(3, 3))
-#endif // PRINT_MATRIX
-
-#define STRINGIFY2(s) #s
-#define STRINGIFY(s) STRINGIFY2(s)
-
-// Compute shader bindings.
-// GL_MAX_SHADER_STORAGE_BUFFER_BINDINGS must be at least 8 for GLES 3.1.
-#define POSE_BINDING 0
-#define RENDER_POSE_BINDING 1
-#define INPUT_BINDING 2
-#define OUTPUT_BINDING 3
-
-using android::pdx::LocalHandle;
-
-namespace {
-
-static const std::string kShaderLateLatch = R"( // NOLINT
- struct Pose {
- vec4 quat;
- vec3 pos;
- };
-
- // Must match DvrPoseAsync C struct.
- struct DvrPoseAsync {
- vec4 orientation;
- vec4 translation;
- vec4 right_orientation;
- vec4 right_translation;
- vec4 angular_velocity;
- vec4 velocity;
- vec4 reserved[2];
- };
-
- // Must match LateLatchInputData C struct.
- layout(binding = INPUT_BINDING, std140)
- buffer InputData {
- mat4 uEyeFromHeadMat[kSurfaceViewMaxCount];
- mat4 uProjMat[kSurfaceViewMaxCount];
- mat4 uPoseOffset[kSurfaceViewMaxCount];
- mat4 uEdsMat1[kSurfaceViewMaxCount];
- mat4 uEdsMat2[kSurfaceViewMaxCount];
- uint uPoseIndex;
- uint uRenderPoseIndex;
- } bIn;
-
- // std140 is to layout the structure in a consistent, standard way so we
- // can access it from C++.
- // This structure exactly matches the pose ring buffer in pose_client.h.
- layout(binding = POSE_BINDING, std140)
- buffer PoseBuffer {
- DvrPoseAsync data[kPoseAsyncBufferTotalCount];
- } bPose;
-
- // Must stay in sync with DisplaySurfaceMetadata C struct.
- // GPU thread 0 will exclusively read in a pose and capture it
- // into this array.
- layout(binding = RENDER_POSE_BINDING, std140)
- buffer DisplaySurfaceMetadata {
- vec4 orientation[kSurfaceBufferMaxCount];
- vec4 translation[kSurfaceBufferMaxCount];
- } bSurfaceData;
-
- // Must stay in sync with DisplaySurfaceMetadata C struct.
- // Each thread writes to a vertic
- layout(binding = OUTPUT_BINDING, std140)
- buffer Output {
- mat4 viewProjMatrix[kSurfaceViewMaxCount];
- mat4 viewMatrix[kSurfaceViewMaxCount];
- vec4 quaternion;
- vec4 translation;
- } bOut;
-
- // Thread 0 will also store the single quat/pos pair in shared variables
- // for the other threads to use (left and right eye in this array).
- shared Pose sharedPose[2];
-
- // Rotate v1 by the given quaternion. This is based on mathfu's
- // Quaternion::Rotate function. It is the typical implementation of this
- // operation. Eigen has a similar method (Quaternion::_transformVector) that
- // supposedly requires fewer operations, but I am skeptical of optimizing
- // shader code without proper profiling first.
- vec3 rotate(vec4 quat, vec3 v1) {
- float ss = 2.0 * quat.w;
- vec3 v = quat.xyz;
- return ss * cross(v, v1) + (ss * quat.w - 1.0) * v1 +
- 2.0 * dot(v, v1) * v;
- }
-
- // See Eigen Quaternion::conjugate;
- // Note that this isn't a true multiplicative inverse unless you can guarantee
- // quat is also normalized, but that typically isn't an issue for our
- // purposes.
- vec4 quatInvert(vec4 quat) {
- return vec4(-quat.xyz, quat.w);
- }
-
- // This is based on mathfu's Quaternion::operator*(Quaternion)
- // Eigen's version is mathematically equivalent, just notationally different.
- vec4 quatMul(vec4 q1, vec4 q2) {
- return vec4(q1.w * q2.xyz + q2.w * q1.xyz + cross(q1.xyz, q2.xyz),
- q1.w * q2.w - dot(q1.xyz, q2.xyz));
- }
-
- // Equivalent to pose.h GetObjectFromReferenceMatrix.
- mat4 getInverseMatrix(Pose pose) {
- // Invert quaternion and store fields the way Eigen does so we can
- // keep in sync with Eigen methods easier.
- vec4 quatInv = quatInvert(pose.quat);
- vec3 v = quatInv.xyz;
- float s = quatInv.w;
- // Convert quaternion to matrix. See Eigen Quaternion::toRotationMatrix()
- float x2 = v.x * v.x, y2 = v.y * v.y, z2 = v.z * v.z;
- float sx = s * v.x, sy = s * v.y, sz = s * v.z;
- float xz = v.x * v.z, yz = v.y * v.z, xy = v.x * v.y;
- // Inverse translation.
- vec3 point = -pose.pos;
-
- return
- mat4(1.0 - 2.0 * (y2 + z2), 2.0 * (xy + sz), 2.0 * (xz - sy), 0.0,
- 2.0 * (xy - sz), 1.0 - 2.0 * (x2 + z2), 2.0 * (sx + yz), 0.0,
- 2.0 * (sy + xz), 2.0 * (yz - sx), 1.0 - 2.0 * (x2 + y2), 0.0,
- 0.0, 0.0, 0.0, 1.0)*
- mat4(1.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0,
- point.x, point.y, point.z, 1.0);
- }
-
- void appLateLatch() {
- uint poseIndex = (gl_LocalInvocationIndex & uint(1));
- mat4 head_from_center = getInverseMatrix(sharedPose[poseIndex]);
- bOut.viewMatrix[gl_LocalInvocationIndex] =
- bIn.uEyeFromHeadMat[gl_LocalInvocationIndex] *
- head_from_center * bIn.uPoseOffset[gl_LocalInvocationIndex];
- bOut.viewProjMatrix[gl_LocalInvocationIndex] =
- bIn.uProjMat[gl_LocalInvocationIndex] *
- bOut.viewMatrix[gl_LocalInvocationIndex];
- }
-
- // Extract the app frame's pose.
- Pose getPoseFromApp() {
- Pose p;
- p.quat = bSurfaceData.orientation[bIn.uRenderPoseIndex];
- p.pos = bSurfaceData.translation[bIn.uRenderPoseIndex].xyz;
- return p;
- }
-
- // See Posef::GetPoseOffset.
- Pose getPoseOffset(Pose p1, Pose p2) {
- Pose p;
- p.quat = quatMul(quatInvert(p2.quat), p1.quat);
- // TODO(jbates) Consider enabling positional EDS when it is better
- // tested.
- // p.pos = p2.pos - p1.pos;
- p.pos = vec3(0.0);
- return p;
- }
-
- void edsLateLatch() {
- Pose pose1 = getPoseFromApp();
- Pose correction;
- // Ignore the texture pose if the quat is not unit-length.
- float tex_quat_length = length(pose1.quat);
- uint poseIndex = (gl_LocalInvocationIndex & uint(1));
- if (abs(tex_quat_length - 1.0) < 0.001)
- correction = getPoseOffset(pose1, sharedPose[poseIndex]);
- else
- correction = Pose(vec4(0, 0, 0, 1), vec3(0, 0, 0));
- mat4 eye_old_from_eye_new_matrix = getInverseMatrix(correction);
- bOut.viewProjMatrix[gl_LocalInvocationIndex] =
- bIn.uEdsMat1[gl_LocalInvocationIndex] *
- eye_old_from_eye_new_matrix * bIn.uEdsMat2[gl_LocalInvocationIndex];
- // Currently unused, except for debugging:
- bOut.viewMatrix[gl_LocalInvocationIndex] = eye_old_from_eye_new_matrix;
- }
-
- // One thread per surface view.
- layout (local_size_x = kSurfaceViewMaxCount, local_size_y = 1,
- local_size_z = 1) in;
-
- void main() {
- // First, thread 0 late latches pose and stores it into various places.
- if (gl_LocalInvocationIndex == uint(0)) {
- sharedPose[0].quat = bPose.data[bIn.uPoseIndex].orientation;
- sharedPose[0].pos = bPose.data[bIn.uPoseIndex].translation.xyz;
- sharedPose[1].quat = bPose.data[bIn.uPoseIndex].right_orientation;
- sharedPose[1].pos = bPose.data[bIn.uPoseIndex].right_translation.xyz;
- if (IS_APP_LATE_LATCH) {
- bSurfaceData.orientation[bIn.uRenderPoseIndex] = sharedPose[0].quat;
- bSurfaceData.translation[bIn.uRenderPoseIndex] = vec4(sharedPose[0].pos, 0.0);
- // TODO(jbates) implement app late-latch support for separate eye poses.
- // App late latch currently uses the same pose for both eye views.
- sharedPose[1] = sharedPose[0];
- }
- bOut.quaternion = sharedPose[0].quat;
- bOut.translation = vec4(sharedPose[0].pos, 0.0);
- }
-
- // Memory barrier to make sure all threads can see prior writes.
- memoryBarrierShared();
-
- // Execution barrier to block all threads here until all threads have
- // reached this point -- ensures the late latching is done.
- barrier();
-
- if (IS_APP_LATE_LATCH)
- appLateLatch();
- else
- edsLateLatch();
- }
-)";
-
-} // anonymous namespace
-
-namespace android {
-namespace dvr {
-
-LateLatch::LateLatch(bool is_app_late_latch)
- : LateLatch(is_app_late_latch, LocalHandle()) {}
-
-LateLatch::LateLatch(bool is_app_late_latch,
- LocalHandle&& surface_metadata_fd)
- : is_app_late_latch_(is_app_late_latch),
- app_late_latch_output_(NULL),
- eds_late_latch_output_(NULL),
- surface_metadata_fd_(std::move(surface_metadata_fd)) {
- CHECK_GL();
- glGenBuffers(1, &input_buffer_id_);
- glBindBuffer(GL_SHADER_STORAGE_BUFFER, input_buffer_id_);
- glBufferData(GL_SHADER_STORAGE_BUFFER, sizeof(LateLatchInput), nullptr,
- GL_DYNAMIC_DRAW);
- glGenBuffers(1, &output_buffer_id_);
- glBindBuffer(GL_SHADER_STORAGE_BUFFER, output_buffer_id_);
- glBufferData(GL_SHADER_STORAGE_BUFFER, sizeof(LateLatchOutput), nullptr,
- GL_DYNAMIC_COPY);
- CHECK_GL();
-
- pose_client_ = dvrPoseCreate();
- if (!pose_client_) {
- ALOGE("LateLatch Error: failed to create pose client");
- } else {
- int ret = privateDvrPoseGetRingBufferFd(pose_client_, &pose_buffer_fd_);
- if (ret < 0) {
- ALOGE("LateLatch Error: failed to get pose ring buffer");
- }
- }
-
- glGenBuffers(1, &pose_buffer_object_);
- glGenBuffers(1, &metadata_buffer_id_);
- if (!glBindSharedBufferQCOM) {
- ALOGE("Error: Missing gralloc buffer extension, no pose data");
- } else {
- if (pose_buffer_fd_) {
- glBindBuffer(GL_SHADER_STORAGE_BUFFER, pose_buffer_object_);
- glBindSharedBufferQCOM(GL_SHADER_STORAGE_BUFFER,
- kPoseAsyncBufferTotalCount * sizeof(DvrPoseAsync),
- pose_buffer_fd_.Get());
- }
- CHECK_GL();
- }
-
- glBindBuffer(GL_SHADER_STORAGE_BUFFER, metadata_buffer_id_);
- if (surface_metadata_fd_ && glBindSharedBufferQCOM) {
- glBindSharedBufferQCOM(GL_SHADER_STORAGE_BUFFER,
- sizeof(DisplaySurfaceMetadata),
- surface_metadata_fd_.Get());
- } else {
- // Fall back on internal metadata buffer when none provided, for example
- // when distortion is done in the application process.
- glBufferData(GL_SHADER_STORAGE_BUFFER, sizeof(DisplaySurfaceMetadata),
- nullptr, GL_DYNAMIC_COPY);
- }
- CHECK_GL();
- glBindBuffer(GL_SHADER_STORAGE_BUFFER, 0);
-
- CHECK_GL();
- LoadLateLatchShader();
-}
-
-LateLatch::~LateLatch() {
- glDeleteBuffers(1, &metadata_buffer_id_);
- glDeleteBuffers(1, &input_buffer_id_);
- glDeleteBuffers(1, &output_buffer_id_);
- glDeleteBuffers(1, &pose_buffer_object_);
- dvrPoseDestroy(pose_client_);
-}
-
-void LateLatch::LoadLateLatchShader() {
- std::string str;
- str += "\n#define POSE_BINDING " STRINGIFY(POSE_BINDING);
- str += "\n#define RENDER_POSE_BINDING " STRINGIFY(RENDER_POSE_BINDING);
- str += "\n#define INPUT_BINDING " STRINGIFY(INPUT_BINDING);
- str += "\n#define OUTPUT_BINDING " STRINGIFY(OUTPUT_BINDING);
- str += "\n#define kPoseAsyncBufferTotalCount " STRINGIFY(
- kPoseAsyncBufferTotalCount);
- str += "\n#define kSurfaceBufferMaxCount " STRINGIFY(kSurfaceBufferMaxCount);
- str += "\n#define kSurfaceBufferMaxCount " STRINGIFY(kSurfaceBufferMaxCount);
- str += "\n#define kSurfaceViewMaxCount " STRINGIFY(kSurfaceViewMaxCount);
- str += "\n#define IS_APP_LATE_LATCH ";
- str += is_app_late_latch_ ? "true" : "false";
- str += "\n";
- str += kShaderLateLatch;
- late_latch_program_.Link(str);
- CHECK_GL();
-}
-
-void LateLatch::CaptureOutputData(LateLatchOutput* data) const {
- glBindBuffer(GL_SHADER_STORAGE_BUFFER, output_buffer_id_);
- LateLatchOutput* out_data = static_cast<LateLatchOutput*>(glMapBufferRange(
- GL_SHADER_STORAGE_BUFFER, 0, sizeof(LateLatchOutput), GL_MAP_READ_BIT));
- *data = *out_data;
- glUnmapBuffer(GL_SHADER_STORAGE_BUFFER);
- glBindBuffer(GL_SHADER_STORAGE_BUFFER, 0);
- CHECK_GL();
-}
-
-void LateLatch::AddLateLatch(const LateLatchInput& data) const {
- LOG_ALWAYS_FATAL_IF(!is_app_late_latch_);
- CHECK_GL();
- late_latch_program_.Use();
-
- glBindBufferBase(GL_SHADER_STORAGE_BUFFER, RENDER_POSE_BINDING,
- metadata_buffer_id_);
- glBindBufferBase(GL_SHADER_STORAGE_BUFFER, POSE_BINDING, pose_buffer_object_);
- glBindBufferBase(GL_SHADER_STORAGE_BUFFER, OUTPUT_BINDING, output_buffer_id_);
- glBindBuffer(GL_SHADER_STORAGE_BUFFER, input_buffer_id_);
- LateLatchInput* adata = (LateLatchInput*)glMapBufferRange(
- GL_SHADER_STORAGE_BUFFER, 0, sizeof(LateLatchInput),
- GL_MAP_WRITE_BIT | GL_MAP_INVALIDATE_BUFFER_BIT);
- if (adata)
- *adata = data;
- else
- ALOGE("Error: LateLatchInput gl mapping is null");
- glUnmapBuffer(GL_SHADER_STORAGE_BUFFER);
- glBindBufferBase(GL_SHADER_STORAGE_BUFFER, INPUT_BINDING, input_buffer_id_);
- glBindBuffer(GL_SHADER_STORAGE_BUFFER, 0);
- CHECK_GL();
-
- // The output buffer is going to be written but it may be read by
- // earlier shaders, so we need a shader storage memory barrier.
- glMemoryBarrier(GL_SHADER_STORAGE_BUFFER);
-
- glDispatchCompute(1, 1, 1);
- CHECK_GL();
-
- // The transform feedback buffer is going to be read as a uniform by the app,
- // so we need a uniform memory barrier.
- glMemoryBarrier(GL_UNIFORM_BARRIER_BIT);
-
- if (app_late_latch_output_) {
- // Capture the output data:
- CaptureOutputData(app_late_latch_output_);
- }
-#if PRINT_MATRIX
- // Print the composed matrix to stderr:
- LateLatchOutput out_data;
- CaptureOutputData(&out_data);
- CHECK_GL();
- PE("LL APP slot:%d\n", data.render_pose_index);
- PM4(data.proj_mat[0]);
- PM4(out_data.view_proj_matrix[0]);
- PM4(out_data.view_proj_matrix[1]);
- PM4(out_data.view_proj_matrix[2]);
- PM4(out_data.view_proj_matrix[3]);
- PM4(out_data.view_matrix[0]);
- PM4(out_data.view_matrix[1]);
- PM4(out_data.view_matrix[2]);
- PM4(out_data.view_matrix[3]);
- PV4(out_data.pose_quaternion);
- PV4(out_data.pose_translation);
-#endif
-
- glBindBufferBase(GL_SHADER_STORAGE_BUFFER, RENDER_POSE_BINDING, 0);
- glBindBufferBase(GL_SHADER_STORAGE_BUFFER, POSE_BINDING, 0);
- glBindBufferBase(GL_SHADER_STORAGE_BUFFER, OUTPUT_BINDING, 0);
- glBindBufferBase(GL_SHADER_STORAGE_BUFFER, INPUT_BINDING, 0);
- glUseProgram(0);
-}
-
-void LateLatch::AddEdsLateLatch(const LateLatchInput& data,
- GLuint render_pose_buffer_object) const {
- LOG_ALWAYS_FATAL_IF(is_app_late_latch_);
- late_latch_program_.Use();
-
- // Fall back on internal buffer when none is provided.
- if (!render_pose_buffer_object)
- render_pose_buffer_object = metadata_buffer_id_;
-
- glBindBufferBase(GL_SHADER_STORAGE_BUFFER, RENDER_POSE_BINDING,
- render_pose_buffer_object);
- glBindBufferBase(GL_SHADER_STORAGE_BUFFER, POSE_BINDING, pose_buffer_object_);
- glBindBufferBase(GL_SHADER_STORAGE_BUFFER, OUTPUT_BINDING, output_buffer_id_);
- glBindBuffer(GL_SHADER_STORAGE_BUFFER, input_buffer_id_);
- LateLatchInput* adata = (LateLatchInput*)glMapBufferRange(
- GL_SHADER_STORAGE_BUFFER, 0, sizeof(LateLatchInput),
- GL_MAP_WRITE_BIT | GL_MAP_INVALIDATE_BUFFER_BIT);
- *adata = data;
- glUnmapBuffer(GL_SHADER_STORAGE_BUFFER);
- glBindBuffer(GL_SHADER_STORAGE_BUFFER, 0);
- glBindBufferBase(GL_SHADER_STORAGE_BUFFER, INPUT_BINDING, input_buffer_id_);
- CHECK_GL();
-
- glDispatchCompute(1, 1, 1);
- CHECK_GL();
-
- if (eds_late_latch_output_) {
- // Capture the output data:
- CaptureOutputData(eds_late_latch_output_);
- }
-#if PRINT_MATRIX
- // Print the composed matrix to stderr:
- LateLatchOutput out_data;
- CaptureOutputData(&out_data);
- CHECK_GL();
- PE("LL EDS\n");
- PM4(out_data.view_proj_matrix[0]);
- PM4(out_data.view_matrix[0]);
- PV4(out_data.pose_quaternion);
- PV4(out_data.pose_translation);
-#endif
-
- glBindBufferBase(GL_SHADER_STORAGE_BUFFER, RENDER_POSE_BINDING, 0);
- glBindBufferBase(GL_SHADER_STORAGE_BUFFER, POSE_BINDING, 0);
- glBindBufferBase(GL_SHADER_STORAGE_BUFFER, OUTPUT_BINDING, 0);
- glBindBufferBase(GL_SHADER_STORAGE_BUFFER, INPUT_BINDING, 0);
- glUseProgram(0);
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libdisplay/native_buffer_queue.cpp b/libs/vr/libdisplay/native_buffer_queue.cpp
deleted file mode 100644
index d516d63..0000000
--- a/libs/vr/libdisplay/native_buffer_queue.cpp
+++ /dev/null
@@ -1,64 +0,0 @@
-#include "include/private/dvr/native_buffer_queue.h"
-
-#include <log/log.h>
-#include <sys/epoll.h>
-#define ATRACE_TAG ATRACE_TAG_GRAPHICS
-#include <utils/Trace.h>
-
-#include <array>
-
-#include <private/dvr/display_types.h>
-
-namespace android {
-namespace dvr {
-
-NativeBufferQueue::NativeBufferQueue(
- EGLDisplay display, const std::shared_ptr<DisplaySurfaceClient>& surface,
- size_t capacity)
- : display_(display), buffers_(capacity) {
- std::shared_ptr<ProducerQueue> queue = surface->GetProducerQueue();
-
- for (size_t i = 0; i < capacity; i++) {
- size_t slot;
- // TODO(jwcai) Should change to use BufferViewPort's spec to config.
- int ret =
- queue->AllocateBuffer(surface->width(), surface->height(),
- surface->format(), surface->usage(), 1, &slot);
- if (ret < 0) {
- ALOGE(
- "NativeBufferQueue::NativeBufferQueue: Failed to allocate buffer, "
- "error=%d",
- ret);
- return;
- }
-
- ALOGD_IF(TRACE,
- "NativeBufferQueue::NativeBufferQueue: New buffer allocated at "
- "slot=%zu",
- slot);
- }
-
- producer_queue_ = std::move(queue);
-}
-
-NativeBufferProducer* NativeBufferQueue::Dequeue() {
- ATRACE_NAME("NativeBufferQueue::Dequeue");
-
- // This never times out.
- size_t slot;
- pdx::LocalHandle fence;
- std::shared_ptr<BufferProducer> buffer =
- producer_queue_->Dequeue(-1, &slot, &fence);
-
- if (buffers_[slot] == nullptr) {
- buffers_[slot] = new NativeBufferProducer(buffer, display_, slot);
- }
-
- ALOGD_IF(TRACE,
- "NativeBufferQueue::Dequeue: dequeue buffer at slot=%zu, buffer=%p",
- slot, buffers_[slot].get());
- return buffers_[slot].get();
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libdisplay/screenshot_client.cpp b/libs/vr/libdisplay/screenshot_client.cpp
deleted file mode 100644
index 3ad0c68..0000000
--- a/libs/vr/libdisplay/screenshot_client.cpp
+++ /dev/null
@@ -1,66 +0,0 @@
-#include "include/private/dvr/screenshot_client.h"
-
-#include <log/log.h>
-
-#include <mutex>
-
-#include <pdx/default_transport/client_channel_factory.h>
-#include <private/dvr/display_rpc.h>
-
-using android::pdx::Transaction;
-using android::pdx::rpc::ClientPayload;
-using android::pdx::rpc::MessageBuffer;
-using android::pdx::rpc::ReplyBuffer;
-
-namespace android {
-namespace dvr {
-
-namespace {
-// Maximum supported pixels for screenshot capture. If the actual target buffer
-// is more than this, an error will be reported.
-constexpr int kMaxScreenshotPixels = 6000 * 4000;
-} // namespace
-
-int ScreenshotClient::Take(std::vector<uint8_t>* out_image, int index,
- int* return_width, int* return_height) {
- if (format_ != HAL_PIXEL_FORMAT_RGB_888) {
- ALOGE("ScreenshotClient::Take: Unsupported layout format: format=%d",
- format_);
- return -ENOSYS;
- }
-
- // TODO(eieio): Make a cleaner way to ensure enough capacity for send or
- // receive buffers. This method assumes TLS buffers that will maintain
- // capacity across calls within the same thread.
- MessageBuffer<ReplyBuffer>::Reserve(kMaxScreenshotPixels * 3);
- auto status = InvokeRemoteMethod<DisplayScreenshotRPC::TakeScreenshot>(index);
- if (!status) {
- ALOGE("ScreenshotClient::Take: Failed to take screenshot: %s",
- status.GetErrorMessage().c_str());
- return -status.error();
- }
-
- *return_width = status.get().width;
- *return_height = status.get().height;
- *out_image = std::move(status.take().buffer);
- return 0;
-}
-
-ScreenshotClient::ScreenshotClient()
- : BASE(pdx::default_transport::ClientChannelFactory::Create(
- DisplayScreenshotRPC::kClientPath)) {
- auto status = InvokeRemoteMethod<DisplayScreenshotRPC::GetFormat>();
- if (!status) {
- ALOGE(
- "ScreenshotClient::ScreenshotClient: Failed to retrieve screenshot "
- "layout: %s",
- status.GetErrorMessage().c_str());
-
- Close(status.error());
- } else {
- format_ = status.get();
- }
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libdisplay/tests/dummy_native_window_tests.cpp b/libs/vr/libdisplay/tests/dummy_native_window_tests.cpp
deleted file mode 100644
index 5f3ff53..0000000
--- a/libs/vr/libdisplay/tests/dummy_native_window_tests.cpp
+++ /dev/null
@@ -1,64 +0,0 @@
-#include <private/dvr/dummy_native_window.h>
-#include <gtest/gtest.h>
-
-#include <EGL/egl.h>
-#include <EGL/eglext.h>
-#include <GLES/gl.h>
-#include <GLES/glext.h>
-#include <GLES2/gl2.h>
-
-class DummyNativeWindowTests : public ::testing::Test {
- public:
- EGLDisplay display_;
- bool initialized_;
-
- DummyNativeWindowTests()
- : display_(nullptr)
- , initialized_(false)
- {
- }
-
- virtual void SetUp() {
- display_ = eglGetDisplay(EGL_DEFAULT_DISPLAY);
-
- ASSERT_NE(nullptr, display_);
- initialized_ = eglInitialize(display_, nullptr, nullptr);
-
- ASSERT_TRUE(initialized_);
- }
-
- virtual void TearDown() {
- if (display_ && initialized_) {
- eglTerminate(display_);
- }
- }
-};
-
-// Test that eglCreateWindowSurface works with DummyNativeWindow
-TEST_F(DummyNativeWindowTests, TryCreateEglWindow) {
- EGLint attribs[] = {
- EGL_NONE,
- };
-
- EGLint num_configs;
- EGLConfig config;
- ASSERT_TRUE(eglChooseConfig(display_, attribs, &config, 1, &num_configs));
-
- std::unique_ptr<android::dvr::DummyNativeWindow> dummy_window(
- new android::dvr::DummyNativeWindow());
-
- EGLint context_attribs[] = {
- EGL_NONE,
- };
-
- EGLSurface surface = eglCreateWindowSurface(display_, config,
- dummy_window.get(),
- context_attribs);
-
- EXPECT_NE(nullptr, surface);
-
- bool destroyed = eglDestroySurface(display_, surface);
-
- EXPECT_TRUE(destroyed);
-}
-
diff --git a/libs/vr/libdisplay/tests/graphics_app_tests.cpp b/libs/vr/libdisplay/tests/graphics_app_tests.cpp
deleted file mode 100644
index f51dd8a..0000000
--- a/libs/vr/libdisplay/tests/graphics_app_tests.cpp
+++ /dev/null
@@ -1,117 +0,0 @@
-#include <dvr/graphics.h>
-#include <gtest/gtest.h>
-
-TEST(GraphicsAppTests, GetNativeDisplayDimensions) {
- int width, height;
- dvrGetNativeDisplayDimensions(&width, &height);
- EXPECT_GT(width, 0);
- EXPECT_GT(height, 0);
-}
-
-// TODO(jpoichet) How to check it worked?
-TEST(GraphicsAppTests, GraphicsSurfaceSetVisible) {
- DvrSurfaceParameter surface_params[] = {DVR_SURFACE_PARAMETER_LIST_END};
- DvrGraphicsContext* context = nullptr;
- int result = dvrGraphicsContextCreate(surface_params, &context);
- ASSERT_GE(result, 0);
- ASSERT_NE(context, nullptr);
- dvrGraphicsSurfaceSetVisible(context, 0);
- dvrGraphicsSurfaceSetVisible(context, 1);
- dvrGraphicsSurfaceSetVisible(context, 2);
-}
-
-// TODO(jpoichet) How to check it worked?
-TEST(GraphicsAppTests, GraphicsSurfaceSetZOrder) {
- DvrSurfaceParameter surface_params[] = {DVR_SURFACE_PARAMETER_LIST_END};
- DvrGraphicsContext* context = nullptr;
- int result = dvrGraphicsContextCreate(surface_params, &context);
- ASSERT_GE(result, 0);
- ASSERT_NE(context, nullptr);
- dvrGraphicsSurfaceSetZOrder(context, -1);
- dvrGraphicsSurfaceSetZOrder(context, 0);
- dvrGraphicsSurfaceSetZOrder(context, 1);
- dvrGraphicsSurfaceSetZOrder(context, 2);
-}
-
-TEST(GraphicsAppTests, GraphicsContext) {
- DvrGraphicsContext* context = 0;
- int display_width = 0, display_height = 0;
- int surface_width = 0, surface_height = 0;
- float inter_lens_meters = 0.0f;
- float left_fov[4] = {0.0f};
- float right_fov[4] = {0.0f};
- uint64_t vsync_period = 0;
- int disable_warp = 0;
- DvrSurfaceParameter surface_params[] = {
- DVR_SURFACE_PARAMETER_IN(DISABLE_DISTORTION, disable_warp),
- DVR_SURFACE_PARAMETER_OUT(DISPLAY_WIDTH, &display_width),
- DVR_SURFACE_PARAMETER_OUT(DISPLAY_HEIGHT, &display_height),
- DVR_SURFACE_PARAMETER_OUT(SURFACE_WIDTH, &surface_width),
- DVR_SURFACE_PARAMETER_OUT(SURFACE_HEIGHT, &surface_height),
- DVR_SURFACE_PARAMETER_OUT(INTER_LENS_METERS, &inter_lens_meters),
- DVR_SURFACE_PARAMETER_OUT(LEFT_FOV_LRBT, left_fov),
- DVR_SURFACE_PARAMETER_OUT(RIGHT_FOV_LRBT, right_fov),
- DVR_SURFACE_PARAMETER_OUT(VSYNC_PERIOD, &vsync_period),
- DVR_SURFACE_PARAMETER_LIST_END,
- };
- dvrGraphicsContextCreate(surface_params, &context);
- EXPECT_NE(nullptr, context);
-
- DvrFrameSchedule schedule;
- int wait_result = dvrGraphicsWaitNextFrame(context, 0, &schedule);
- EXPECT_EQ(wait_result, 0);
- EXPECT_GE(schedule.vsync_count, 0u);
-
- dvrBeginRenderFrame(context);
-
- // Check range of vsync period from 70fps to 100fps.
- // TODO(jbates) Once we have stable hardware, clamp this range down further.
- EXPECT_LT(vsync_period, 1000000000ul / 70ul);
- EXPECT_GT(vsync_period, 1000000000ul / 100ul);
-
- dvrPresent(context);
- dvrGraphicsContextDestroy(context);
-}
-
-TEST(GraphicsAppTests, CustomSurfaceSize) {
- DvrGraphicsContext* context = 0;
- int display_width = 0, display_height = 0;
- int surface_width = 0, surface_height = 0;
- float inter_lens_meters = 0.0f;
- float left_fov[4] = {0.0f};
- float right_fov[4] = {0.0f};
- int disable_warp = 0;
- int req_width = 256, req_height = 128;
- DvrSurfaceParameter surface_params[] = {
- DVR_SURFACE_PARAMETER_IN(WIDTH, req_width),
- DVR_SURFACE_PARAMETER_IN(HEIGHT, req_height),
- DVR_SURFACE_PARAMETER_IN(DISABLE_DISTORTION, disable_warp),
- DVR_SURFACE_PARAMETER_OUT(DISPLAY_WIDTH, &display_width),
- DVR_SURFACE_PARAMETER_OUT(DISPLAY_HEIGHT, &display_height),
- DVR_SURFACE_PARAMETER_OUT(SURFACE_WIDTH, &surface_width),
- DVR_SURFACE_PARAMETER_OUT(SURFACE_HEIGHT, &surface_height),
- DVR_SURFACE_PARAMETER_OUT(INTER_LENS_METERS, &inter_lens_meters),
- DVR_SURFACE_PARAMETER_OUT(LEFT_FOV_LRBT, left_fov),
- DVR_SURFACE_PARAMETER_OUT(RIGHT_FOV_LRBT, right_fov),
- DVR_SURFACE_PARAMETER_LIST_END,
- };
- dvrGraphicsContextCreate(surface_params, &context);
- EXPECT_NE(nullptr, context);
-
- EXPECT_EQ(req_width, surface_width);
- EXPECT_EQ(req_height, surface_height);
- dvrGraphicsContextDestroy(context);
-}
-
-TEST(GraphicsAppTests, CreateVideoMeshSurface) {
- DvrSurfaceParameter surface_params[] = {DVR_SURFACE_PARAMETER_LIST_END};
- DvrGraphicsContext* context = nullptr;
- int result = dvrGraphicsContextCreate(surface_params, &context);
- EXPECT_NE(nullptr, context);
- EXPECT_EQ(result, 0);
-
- DvrVideoMeshSurface* surface = dvrGraphicsVideoMeshSurfaceCreate(context);
- EXPECT_NE(nullptr, surface);
-
- dvrGraphicsVideoMeshSurfaceDestroy(surface);
-}
diff --git a/libs/vr/libdisplay/video_mesh_surface_client.cpp b/libs/vr/libdisplay/video_mesh_surface_client.cpp
deleted file mode 100644
index a2307e5..0000000
--- a/libs/vr/libdisplay/video_mesh_surface_client.cpp
+++ /dev/null
@@ -1,60 +0,0 @@
-#include "include/private/dvr/video_mesh_surface_client.h"
-
-using android::pdx::LocalChannelHandle;
-
-namespace android {
-namespace dvr {
-
-/* static */
-std::unique_ptr<VideoMeshSurfaceClient> VideoMeshSurfaceClient::Import(
- LocalChannelHandle handle) {
- return VideoMeshSurfaceClient::Create(std::move(handle));
-}
-
-VideoMeshSurfaceClient::VideoMeshSurfaceClient(LocalChannelHandle handle)
- : BASE(std::move(handle), SurfaceTypeEnum::VideoMesh),
- mapped_metadata_buffer_(nullptr) {
- // TODO(jwcai) import more data if needed.
-}
-
-std::shared_ptr<ProducerQueue> VideoMeshSurfaceClient::GetProducerQueue() {
- if (producer_queue_ == nullptr) {
- // Create producer queue through DisplayRPC
- auto status =
- InvokeRemoteMethod<DisplayRPC::VideoMeshSurfaceCreateProducerQueue>();
- if (!status) {
- ALOGE(
- "VideoMeshSurfaceClient::GetProducerQueue: failed to create producer "
- "queue: %s",
- status.GetErrorMessage().c_str());
- return nullptr;
- }
-
- producer_queue_ = ProducerQueue::Import(status.take());
- }
- return producer_queue_;
-}
-
-volatile VideoMeshSurfaceMetadata*
-VideoMeshSurfaceClient::GetMetadataBufferPtr() {
- if (!mapped_metadata_buffer_) {
- if (auto buffer_producer = GetMetadataBuffer()) {
- void* addr = nullptr;
- const int ret = buffer_producer->GetBlobReadWritePointer(
- sizeof(VideoMeshSurfaceMetadata), &addr);
- if (ret < 0) {
- ALOGE(
- "VideoMeshSurfaceClient::GetMetadataBufferPtr: Failed to map "
- "surface metadata: %s",
- strerror(-ret));
- return nullptr;
- }
- mapped_metadata_buffer_ = static_cast<VideoMeshSurfaceMetadata*>(addr);
- }
- }
-
- return mapped_metadata_buffer_;
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libdisplay/vsync_client.cpp b/libs/vr/libdisplay/vsync_client.cpp
index c928a08..bc6cf6c 100644
--- a/libs/vr/libdisplay/vsync_client.cpp
+++ b/libs/vr/libdisplay/vsync_client.cpp
@@ -3,8 +3,9 @@
#include <log/log.h>
#include <pdx/default_transport/client_channel_factory.h>
-#include <private/dvr/display_rpc.h>
+#include <private/dvr/display_protocol.h>
+using android::dvr::display::VSyncProtocol;
using android::pdx::Transaction;
namespace android {
@@ -12,15 +13,15 @@
VSyncClient::VSyncClient(long timeout_ms)
: BASE(pdx::default_transport::ClientChannelFactory::Create(
- DisplayVSyncRPC::kClientPath),
+ VSyncProtocol::kClientPath),
timeout_ms) {}
VSyncClient::VSyncClient()
: BASE(pdx::default_transport::ClientChannelFactory::Create(
- DisplayVSyncRPC::kClientPath)) {}
+ VSyncProtocol::kClientPath)) {}
int VSyncClient::Wait(int64_t* timestamp_ns) {
- auto status = InvokeRemoteMethod<DisplayVSyncRPC::Wait>();
+ auto status = InvokeRemoteMethod<VSyncProtocol::Wait>();
if (!status) {
ALOGE("VSyncClient::Wait: Failed to wait for vsync: %s",
status.GetErrorMessage().c_str());
@@ -36,7 +37,7 @@
int VSyncClient::GetFd() { return event_fd(); }
int VSyncClient::GetLastTimestamp(int64_t* timestamp_ns) {
- auto status = InvokeRemoteMethod<DisplayVSyncRPC::GetLastTimestamp>();
+ auto status = InvokeRemoteMethod<VSyncProtocol::GetLastTimestamp>();
if (!status) {
ALOGE("VSyncClient::GetLastTimestamp: Failed to get vsync timestamp: %s",
status.GetErrorMessage().c_str());
@@ -51,7 +52,7 @@
if (!vsync_period_ns || !timestamp_ns || !next_vsync_count)
return -EINVAL;
- auto status = InvokeRemoteMethod<DisplayVSyncRPC::GetSchedInfo>();
+ auto status = InvokeRemoteMethod<VSyncProtocol::GetSchedInfo>();
if (!status) {
ALOGE("VSyncClient::GetSchedInfo:: Failed to get warp timestamp: %s",
status.GetErrorMessage().c_str());
@@ -65,7 +66,7 @@
}
int VSyncClient::Acknowledge() {
- auto status = InvokeRemoteMethod<DisplayVSyncRPC::Acknowledge>();
+ auto status = InvokeRemoteMethod<VSyncProtocol::Acknowledge>();
ALOGE_IF(!status, "VSuncClient::Acknowledge: Failed to ack vsync because: %s",
status.GetErrorMessage().c_str());
return ReturnStatusOrError(status);
diff --git a/libs/vr/libdvr/Android.bp b/libs/vr/libdvr/Android.bp
new file mode 100644
index 0000000..fa78b1c
--- /dev/null
+++ b/libs/vr/libdvr/Android.bp
@@ -0,0 +1,89 @@
+// Copyright (C) 2017 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+
+cc_library_headers {
+ name: "libdvr_headers",
+ owner: "google",
+ export_include_dirs: ["include"],
+}
+
+cflags = [
+ "-DLOG_TAG=\"libdvr\"",
+]
+
+srcs = [
+ "dvr_api.cpp",
+ "dvr_buffer.cpp",
+ "dvr_buffer_queue.cpp",
+ "dvr_display_manager.cpp",
+ "dvr_hardware_composer_client.cpp",
+ "dvr_surface.cpp",
+ "dvr_vsync.cpp",
+]
+
+static_libs = [
+ "libbufferhub",
+ "libbufferhubqueue",
+ "libdisplay",
+ "libvrsensor",
+ "libvirtualtouchpadclient",
+ "libvr_hwc-impl",
+ "libvr_hwc-binder",
+ "libgrallocusage",
+ "libpdx_default_transport",
+]
+
+shared_libs = [
+ "android.hardware.graphics.bufferqueue@1.0",
+ "android.hidl.token@1.0-utils",
+ "libbase",
+ "libbinder",
+ "liblog",
+ "libcutils",
+ "libutils",
+ "libnativewindow",
+ "libgui",
+ "libui",
+]
+
+cc_library_shared {
+ name: "libdvr",
+ owner: "google",
+ cflags: cflags,
+ header_libs: ["libdvr_headers"],
+ export_header_lib_headers: ["libdvr_headers"],
+ srcs: srcs,
+ static_libs: static_libs,
+ shared_libs: shared_libs,
+ version_script: "exported_apis.lds",
+}
+
+// Also build a static libdvr for linking into tests. The linker script
+// restricting function access in the shared lib makes it inconvenient to use in
+// test code.
+cc_library_static {
+ name: "libdvr_static",
+ owner: "google",
+ cflags: cflags,
+ header_libs: ["libdvr_headers"],
+ export_header_lib_headers: ["libdvr_headers"],
+ srcs: srcs,
+ static_libs: static_libs,
+ shared_libs: shared_libs,
+}
+
+subdirs = [
+ "tests",
+]
diff --git a/libs/vr/libdvr/Android.mk b/libs/vr/libdvr/Android.mk
deleted file mode 100644
index aa4513e..0000000
--- a/libs/vr/libdvr/Android.mk
+++ /dev/null
@@ -1,58 +0,0 @@
-# Copyright (C) 2017 The Android Open Source Project
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-LOCAL_PATH := $(call my-dir)
-
-include $(CLEAR_VARS)
-LOCAL_MODULE := libdvr
-LOCAL_MODULE_OWNER := google
-LOCAL_MODULE_CLASS := STATIC_LIBRARIES
-
-LOCAL_CFLAGS += \
- -fvisibility=hidden \
- -D DVR_EXPORT='__attribute__ ((visibility ("default")))'
-
-LOCAL_C_INCLUDES := \
- $(LOCAL_PATH)/include \
-
-LOCAL_EXPORT_C_INCLUDE_DIRS := \
- $(LOCAL_PATH)/include \
-
-LOCAL_SRC_FILES := \
- display_manager_client.cpp \
- dvr_api.cpp \
- dvr_buffer.cpp \
- dvr_buffer_queue.cpp \
- dvr_hardware_composer_client.cpp \
- dvr_surface.cpp \
- vsync_client_api.cpp \
-
-LOCAL_STATIC_LIBRARIES := \
- libbufferhub \
- libbufferhubqueue \
- libdisplay \
- libvrsensor \
- libvirtualtouchpadclient \
- libvr_hwc-impl \
- libvr_hwc-binder \
- libgrallocusage \
-
-LOCAL_SHARED_LIBRARIES := \
- android.hardware.graphics.bufferqueue@1.0 \
- android.hidl.token@1.0-utils \
- libbase \
- libnativewindow \
-
-include $(BUILD_STATIC_LIBRARY)
-
-include $(call all-makefiles-under,$(LOCAL_PATH))
diff --git a/libs/vr/libdvr/display_manager_client.cpp b/libs/vr/libdvr/display_manager_client.cpp
deleted file mode 100644
index e469e3e..0000000
--- a/libs/vr/libdvr/display_manager_client.cpp
+++ /dev/null
@@ -1,150 +0,0 @@
-#include "include/dvr/display_manager_client.h"
-
-#include <dvr/dvr_buffer.h>
-#include <grallocusage/GrallocUsageConversion.h>
-#include <private/android/AHardwareBufferHelpers.h>
-#include <private/dvr/buffer_hub_client.h>
-#include <private/dvr/display_manager_client_impl.h>
-
-using android::dvr::DisplaySurfaceAttributeEnum;
-
-extern "C" {
-
-struct DvrDisplayManagerClient {
- DvrDisplayManagerClient()
- : client(android::dvr::DisplayManagerClient::Create()) {}
- ~DvrDisplayManagerClient() {}
-
- std::unique_ptr<android::dvr::DisplayManagerClient> client;
-};
-
-struct DvrDisplayManagerClientSurfaceList {
- DvrDisplayManagerClientSurfaceList(
- std::vector<android::dvr::DisplaySurfaceInfo> surface_list)
- : list(std::move(surface_list)) {}
- ~DvrDisplayManagerClientSurfaceList() {}
-
- std::vector<android::dvr::DisplaySurfaceInfo> list;
-};
-
-struct DvrDisplayManagerClientSurfaceBuffers {
- DvrDisplayManagerClientSurfaceBuffers(
- std::vector<std::unique_ptr<android::dvr::BufferConsumer>> buffer_list)
- : list(std::move(buffer_list)) {}
- ~DvrDisplayManagerClientSurfaceBuffers() {}
-
- std::vector<std::unique_ptr<android::dvr::BufferConsumer>> list;
-};
-
-DvrDisplayManagerClient* dvrDisplayManagerClientCreate() {
- return new DvrDisplayManagerClient();
-}
-
-void dvrDisplayManagerClientDestroy(DvrDisplayManagerClient* client) {
- delete client;
-}
-
-DvrBuffer* dvrDisplayManagerSetupNamedBuffer(DvrDisplayManagerClient* client,
- const char* name, size_t size,
- uint64_t hardware_buffer_usage,
- uint64_t unused) {
- uint64_t producer_usage = 0;
- uint64_t consumer_usage = 0;
-
- // Note: AHardwareBuffer no longer uses usage0/usage1
- uint64_t gralloc_usage =
- android::AHardwareBuffer_convertToGrallocUsageBits(hardware_buffer_usage);
-
- // Note: split producer/consumer usage is deprecated, grallocV2 uses single
- // 64-bits usage
- // And, currently, 64-bits gralloc usage flags can safely be truncated to
- // 32-bits
- android_convertGralloc0To1Usage((uint32_t)gralloc_usage, &producer_usage,
- &consumer_usage);
-
- auto ion_buffer = client->client->SetupNamedBuffer(name, size, producer_usage,
- consumer_usage);
- if (ion_buffer) {
- return CreateDvrBufferFromIonBuffer(std::move(ion_buffer));
- }
- return nullptr;
-}
-
-int dvrDisplayManagerClientGetEventFd(DvrDisplayManagerClient* client) {
- return client->client->event_fd();
-}
-
-int dvrDisplayManagerClientTranslateEpollEventMask(
- DvrDisplayManagerClient* client, int in_events, int* out_events) {
- auto result = client->client->GetChannel()->GetEventMask(in_events);
-
- if (!result) {
- return -EIO;
- }
-
- *out_events = result.get();
-
- return 0;
-}
-
-int dvrDisplayManagerClientGetSurfaceList(
- DvrDisplayManagerClient* client,
- DvrDisplayManagerClientSurfaceList** surface_list) {
- std::vector<android::dvr::DisplaySurfaceInfo> list;
- int ret = client->client->GetSurfaceList(&list);
- if (ret < 0)
- return ret;
-
- *surface_list = new DvrDisplayManagerClientSurfaceList(std::move(list));
- return ret;
-}
-
-void dvrDisplayManagerClientSurfaceListDestroy(
- DvrDisplayManagerClientSurfaceList* surface_list) {
- delete surface_list;
-}
-
-size_t dvrDisplayManagerClientSurfaceListGetSize(
- DvrDisplayManagerClientSurfaceList* surface_list) {
- return surface_list->list.size();
-}
-
-int dvrDisplayManagerClientSurfaceListGetSurfaceId(
- DvrDisplayManagerClientSurfaceList* surface_list, size_t index) {
- return surface_list->list[index].surface_id;
-}
-
-int dvrDisplayManagerClientSurfaceListGetClientZOrder(
- DvrDisplayManagerClientSurfaceList* surface_list, size_t index) {
- return surface_list->list[index].ClientZOrder();
-}
-
-bool dvrDisplayManagerClientSurfaceListGetClientIsVisible(
- DvrDisplayManagerClientSurfaceList* surface_list, size_t index) {
- return surface_list->list[index].IsClientVisible();
-}
-
-int dvrDisplayManagerClientGetSurfaceBuffers(
- DvrDisplayManagerClient* /* client */, int /* surface_id */,
- DvrDisplayManagerClientSurfaceBuffers** /* surface_buffers */) {
- // TODO(jwcai, hendrikw) Remove this after we replacing
- // dvrDisplayManagerClientGetSurfaceBuffers is dvr_api.
- return -1;
-}
-
-void dvrDisplayManagerClientSurfaceBuffersDestroy(
- DvrDisplayManagerClientSurfaceBuffers* surface_buffers) {
- delete surface_buffers;
-}
-
-size_t dvrDisplayManagerClientSurfaceBuffersGetSize(
- DvrDisplayManagerClientSurfaceBuffers* surface_buffers) {
- return surface_buffers->list.size();
-}
-
-int dvrDisplayManagerClientSurfaceBuffersGetFd(
- DvrDisplayManagerClientSurfaceBuffers* surface_buffers, size_t index) {
- return surface_buffers->list[index]->event_fd();
-}
-
-} // extern "C"
diff --git a/libs/vr/libdvr/dvr_api.cpp b/libs/vr/libdvr/dvr_api.cpp
index c4634b1..2c95583 100644
--- a/libs/vr/libdvr/dvr_api.cpp
+++ b/libs/vr/libdvr/dvr_api.cpp
@@ -1,13 +1,14 @@
#include "include/dvr/dvr_api.h"
#include <errno.h>
+#include <utils/Log.h>
// Headers from libdvr
-#include <dvr/display_manager_client.h>
#include <dvr/dvr_buffer.h>
#include <dvr/dvr_buffer_queue.h>
+#include <dvr/dvr_display_manager.h>
#include <dvr/dvr_surface.h>
-#include <dvr/vsync_client_api.h>
+#include <dvr/dvr_vsync.h>
// Headers not yet moved into libdvr.
// TODO(jwcai) Move these once their callers are moved into Google3.
@@ -17,135 +18,29 @@
extern "C" {
-DVR_EXPORT int dvrGetApi(void* api, size_t struct_size, int version) {
+int dvrGetApi(void* api, size_t struct_size, int version) {
+ ALOGI("dvrGetApi: api=%p struct_size=%zu version=%d", api, struct_size,
+ version);
if (version == 1) {
if (struct_size != sizeof(DvrApi_v1)) {
+ ALOGE("dvrGetApi: Size mismatch: expected %zu; actual %zu",
+ sizeof(DvrApi_v1), struct_size);
return -EINVAL;
}
DvrApi_v1* dvr_api = static_cast<DvrApi_v1*>(api);
- // display_manager_client.h
- dvr_api->display_manager_client_create = dvrDisplayManagerClientCreate;
- dvr_api->display_manager_client_destroy = dvrDisplayManagerClientDestroy;
- dvr_api->display_manager_client_get_surface_list =
- dvrDisplayManagerClientGetSurfaceList;
- dvr_api->display_manager_client_surface_list_destroy =
- dvrDisplayManagerClientSurfaceListDestroy;
- dvr_api->display_manager_setup_named_buffer =
- dvrDisplayManagerSetupNamedBuffer;
- dvr_api->display_manager_client_surface_list_get_size =
- dvrDisplayManagerClientSurfaceListGetSize;
- dvr_api->display_manager_client_surface_list_get_surface_id =
- dvrDisplayManagerClientSurfaceListGetSurfaceId;
- dvr_api->display_manager_client_get_surface_buffer_list =
- dvrDisplayManagerClientGetSurfaceBuffers;
- dvr_api->display_manager_client_surface_buffer_list_destroy =
- dvrDisplayManagerClientSurfaceBuffersDestroy;
- dvr_api->display_manager_client_surface_buffer_list_get_size =
- dvrDisplayManagerClientSurfaceBuffersGetSize;
- dvr_api->display_manager_client_surface_buffer_list_get_fd =
- dvrDisplayManagerClientSurfaceBuffersGetFd;
+// Defines an API entry for V1 (no version suffix).
+#define DVR_V1_API_ENTRY(name) dvr_api->name = dvr##name
- // dvr_buffer.h
- dvr_api->write_buffer_destroy = dvrWriteBufferDestroy;
- dvr_api->write_buffer_get_ahardwarebuffer =
- dvrWriteBufferGetAHardwareBuffer;
- dvr_api->write_buffer_post = dvrWriteBufferPost;
- dvr_api->write_buffer_gain = dvrWriteBufferGain;
- dvr_api->write_buffer_gain_async = dvrWriteBufferGainAsync;
- dvr_api->write_buffer_get_native_handle = dvrWriteBufferGetNativeHandle;
+#include "include/dvr/dvr_api_entries.h"
- dvr_api->read_buffer_destroy = dvrReadBufferDestroy;
- dvr_api->read_buffer_get_ahardwarebuffer = dvrReadBufferGetAHardwareBuffer;
- dvr_api->read_buffer_acquire = dvrReadBufferAcquire;
- dvr_api->read_buffer_release = dvrReadBufferRelease;
- dvr_api->read_buffer_release_async = dvrReadBufferReleaseAsync;
- dvr_api->read_buffer_get_native_handle = dvrReadBufferGetNativeHandle;
-
- dvr_api->buffer_destroy = dvrBufferDestroy;
- dvr_api->buffer_get_ahardwarebuffer = dvrBufferGetAHardwareBuffer;
- dvr_api->buffer_get_native_handle = dvrBufferGetNativeHandle;
-
- // dvr_buffer_queue.h
- dvr_api->write_buffer_queue_destroy = dvrWriteBufferQueueDestroy;
- dvr_api->write_buffer_queue_get_capacity = dvrWriteBufferQueueGetCapacity;
- dvr_api->write_buffer_queue_get_external_surface =
- dvrWriteBufferQueueGetExternalSurface;
- dvr_api->write_buffer_queue_create_read_queue =
- dvrWriteBufferQueueCreateReadQueue;
- dvr_api->write_buffer_queue_dequeue = dvrWriteBufferQueueDequeue;
- dvr_api->read_buffer_queue_destroy = dvrReadBufferQueueDestroy;
- dvr_api->read_buffer_queue_get_capacity = dvrReadBufferQueueGetCapacity;
- dvr_api->read_buffer_queue_create_read_queue =
- dvrReadBufferQueueCreateReadQueue;
- dvr_api->read_buffer_queue_dequeue = dvrReadBufferQueueDequeue;
-
- // dvr_surface.h
- dvr_api->get_named_buffer = dvrGetNamedBuffer;
- dvr_api->surface_create = dvrSurfaceCreate;
- dvr_api->surface_get_write_buffer_queue = dvrSurfaceGetWriteBufferQueue;
-
- // vsync_client_api.h
- dvr_api->vsync_client_create = dvr_vsync_client_create;
- dvr_api->vsync_client_destroy = dvr_vsync_client_destroy;
- dvr_api->vsync_client_get_sched_info = dvr_vsync_client_get_sched_info;
-
- // pose_client.h
- dvr_api->pose_client_create = dvrPoseCreate;
- dvr_api->pose_client_destroy = dvrPoseDestroy;
- dvr_api->pose_get = dvrPoseGet;
- dvr_api->pose_get_vsync_count = dvrPoseGetVsyncCount;
- dvr_api->pose_get_controller = dvrPoseGetController;
-
- // virtual_touchpad_client.h
- dvr_api->virtual_touchpad_create = dvrVirtualTouchpadCreate;
- dvr_api->virtual_touchpad_destroy = dvrVirtualTouchpadDestroy;
- dvr_api->virtual_touchpad_attach = dvrVirtualTouchpadAttach;
- dvr_api->virtual_touchpad_detach = dvrVirtualTouchpadDetach;
- dvr_api->virtual_touchpad_touch = dvrVirtualTouchpadTouch;
- dvr_api->virtual_touchpad_button_state = dvrVirtualTouchpadButtonState;
-
- // dvr_hardware_composer_client.h
- dvr_api->hwc_client_create = dvrHwcClientCreate;
- dvr_api->hwc_client_destroy = dvrHwcClientDestroy;
- dvr_api->hwc_frame_destroy = dvrHwcFrameDestroy;
- dvr_api->hwc_frame_get_display_id = dvrHwcFrameGetDisplayId;
- dvr_api->hwc_frame_get_display_width = dvrHwcFrameGetDisplayWidth;
- dvr_api->hwc_frame_get_display_height = dvrHwcFrameGetDisplayHeight;
- dvr_api->hwc_frame_get_display_removed = dvrHwcFrameGetDisplayRemoved;
- dvr_api->hwc_frame_get_active_config = dvrHwcFrameGetActiveConfig;
- dvr_api->hwc_frame_get_color_mode = dvrHwcFrameGetColorMode;
- dvr_api->hwc_frame_get_color_transform = dvrHwcFrameGetColorTransform;
- dvr_api->hwc_frame_get_power_mode = dvrHwcFrameGetPowerMode;
- dvr_api->hwc_frame_get_vsync_enabled = dvrHwcFrameGetVsyncEnabled;
- dvr_api->hwc_frame_get_layer_count = dvrHwcFrameGetLayerCount;
- dvr_api->hwc_frame_get_layer_id = dvrHwcFrameGetLayerId;
- dvr_api->hwc_frame_get_layer_buffer = dvrHwcFrameGetLayerBuffer;
- dvr_api->hwc_frame_get_layer_fence = dvrHwcFrameGetLayerFence;
- dvr_api->hwc_frame_get_layer_display_frame =
- dvrHwcFrameGetLayerDisplayFrame;
- dvr_api->hwc_frame_get_layer_crop = dvrHwcFrameGetLayerCrop;
- dvr_api->hwc_frame_get_layer_blend_mode = dvrHwcFrameGetLayerBlendMode;
- dvr_api->hwc_frame_get_layer_alpha = dvrHwcFrameGetLayerAlpha;
- dvr_api->hwc_frame_get_layer_type = dvrHwcFrameGetLayerType;
- dvr_api->hwc_frame_get_layer_application_id =
- dvrHwcFrameGetLayerApplicationId;
- dvr_api->hwc_frame_get_layer_z_order = dvrHwcFrameGetLayerZOrder;
- dvr_api->hwc_frame_get_layer_cursor = dvrHwcFrameGetLayerCursor;
- dvr_api->hwc_frame_get_layer_transform = dvrHwcFrameGetLayerTransform;
- dvr_api->hwc_frame_get_layer_dataspace = dvrHwcFrameGetLayerDataspace;
- dvr_api->hwc_frame_get_layer_color = dvrHwcFrameGetLayerColor;
- dvr_api->hwc_frame_get_layer_num_visible_regions =
- dvrHwcFrameGetLayerNumVisibleRegions;
- dvr_api->hwc_frame_get_layer_visible_region =
- dvrHwcFrameGetLayerVisibleRegion;
- dvr_api->hwc_frame_get_layer_num_damaged_regions =
- dvrHwcFrameGetLayerNumDamagedRegions;
- dvr_api->hwc_frame_get_layer_damaged_region =
- dvrHwcFrameGetLayerDamagedRegion;
+// Undefine macro definitions to play nice with Google3 style rules.
+#undef DVR_V1_API_ENTRY
return 0;
}
+
+ ALOGE("dvrGetApi: Unknown API version=%d", version);
return -EINVAL;
}
diff --git a/libs/vr/libdvr/dvr_buffer.cpp b/libs/vr/libdvr/dvr_buffer.cpp
index 28820e7..82469b8 100644
--- a/libs/vr/libdvr/dvr_buffer.cpp
+++ b/libs/vr/libdvr/dvr_buffer.cpp
@@ -4,37 +4,13 @@
#include <private/dvr/buffer_hub_client.h>
#include <ui/GraphicBuffer.h>
+#include "dvr_internal.h"
+
using namespace android;
-struct DvrWriteBuffer {
- std::shared_ptr<dvr::BufferProducer> write_buffer;
-};
-
-struct DvrReadBuffer {
- std::shared_ptr<dvr::BufferConsumer> read_buffer;
-};
-
-struct DvrBuffer {
- std::shared_ptr<dvr::IonBuffer> buffer;
-};
-
namespace android {
namespace dvr {
-DvrWriteBuffer* CreateDvrWriteBufferFromBufferProducer(
- const std::shared_ptr<dvr::BufferProducer>& buffer_producer) {
- if (!buffer_producer)
- return nullptr;
- return new DvrWriteBuffer{std::move(buffer_producer)};
-}
-
-DvrReadBuffer* CreateDvrReadBufferFromBufferConsumer(
- const std::shared_ptr<dvr::BufferConsumer>& buffer_consumer) {
- if (!buffer_consumer)
- return nullptr;
- return new DvrReadBuffer{std::move(buffer_consumer)};
-}
-
DvrBuffer* CreateDvrBufferFromIonBuffer(
const std::shared_ptr<IonBuffer>& ion_buffer) {
if (!ion_buffer)
@@ -47,14 +23,6 @@
namespace {
-void InitializeGraphicBuffer(const dvr::BufferHubBuffer* buffer,
- sp<GraphicBuffer>* graphic_buffer) {
- *graphic_buffer = sp<GraphicBuffer>(new GraphicBuffer(
- buffer->width(), buffer->height(), buffer->format(), 1, /* layer count */
- buffer->usage(), buffer->stride(), buffer->native_handle(),
- false /* keep ownership */));
-}
-
int ConvertToAHardwareBuffer(GraphicBuffer* graphic_buffer,
AHardwareBuffer** hardware_buffer) {
if (!hardware_buffer || !graphic_buffer) {
@@ -69,28 +37,57 @@
extern "C" {
+void dvrWriteBufferCreateEmpty(DvrWriteBuffer** write_buffer) {
+ if (write_buffer)
+ *write_buffer = new DvrWriteBuffer;
+}
+
void dvrWriteBufferDestroy(DvrWriteBuffer* write_buffer) {
delete write_buffer;
}
+int dvrWriteBufferIsValid(DvrWriteBuffer* write_buffer) {
+ return write_buffer && write_buffer->write_buffer;
+}
+
+int dvrWriteBufferClear(DvrWriteBuffer* write_buffer) {
+ if (!write_buffer)
+ return -EINVAL;
+
+ write_buffer->write_buffer = nullptr;
+ return 0;
+}
+
int dvrWriteBufferGetId(DvrWriteBuffer* write_buffer) {
+ if (!write_buffer || !write_buffer->write_buffer)
+ return -EINVAL;
+
return write_buffer->write_buffer->id();
}
int dvrWriteBufferGetAHardwareBuffer(DvrWriteBuffer* write_buffer,
AHardwareBuffer** hardware_buffer) {
+ if (!write_buffer || !write_buffer->write_buffer)
+ return -EINVAL;
+
return ConvertToAHardwareBuffer(
write_buffer->write_buffer->buffer()->buffer().get(), hardware_buffer);
}
int dvrWriteBufferPost(DvrWriteBuffer* write_buffer, int ready_fence_fd,
const void* meta, size_t meta_size_bytes) {
+ if (!write_buffer || !write_buffer->write_buffer)
+ return -EINVAL;
+
pdx::LocalHandle fence(ready_fence_fd);
int result = write_buffer->write_buffer->Post(fence, meta, meta_size_bytes);
return result;
}
int dvrWriteBufferGain(DvrWriteBuffer* write_buffer, int* release_fence_fd) {
+ if (!write_buffer || !write_buffer->write_buffer || !release_fence_fd)
+ return -EINVAL;
+
pdx::LocalHandle release_fence;
int result = write_buffer->write_buffer->Gain(&release_fence);
*release_fence_fd = release_fence.Release();
@@ -98,23 +95,52 @@
}
int dvrWriteBufferGainAsync(DvrWriteBuffer* write_buffer) {
+ if (!write_buffer || !write_buffer->write_buffer)
+ return -EINVAL;
+
return write_buffer->write_buffer->GainAsync();
}
+void dvrReadBufferCreateEmpty(DvrReadBuffer** read_buffer) {
+ if (read_buffer)
+ *read_buffer = new DvrReadBuffer;
+}
+
void dvrReadBufferDestroy(DvrReadBuffer* read_buffer) { delete read_buffer; }
+int dvrReadBufferIsValid(DvrReadBuffer* read_buffer) {
+ return read_buffer && read_buffer->read_buffer;
+}
+
+int dvrReadBufferClear(DvrReadBuffer* read_buffer) {
+ if (!read_buffer)
+ return -EINVAL;
+
+ read_buffer->read_buffer = nullptr;
+ return 0;
+}
+
int dvrReadBufferGetId(DvrReadBuffer* read_buffer) {
+ if (!read_buffer || !read_buffer->read_buffer)
+ return -EINVAL;
+
return read_buffer->read_buffer->id();
}
int dvrReadBufferGetAHardwareBuffer(DvrReadBuffer* read_buffer,
AHardwareBuffer** hardware_buffer) {
+ if (!read_buffer || !read_buffer->read_buffer)
+ return -EINVAL;
+
return ConvertToAHardwareBuffer(
read_buffer->read_buffer->buffer()->buffer().get(), hardware_buffer);
}
int dvrReadBufferAcquire(DvrReadBuffer* read_buffer, int* ready_fence_fd,
void* meta, size_t meta_size_bytes) {
+ if (!read_buffer || !read_buffer->read_buffer)
+ return -EINVAL;
+
pdx::LocalHandle ready_fence;
int result =
read_buffer->read_buffer->Acquire(&ready_fence, meta, meta_size_bytes);
@@ -123,12 +149,18 @@
}
int dvrReadBufferRelease(DvrReadBuffer* read_buffer, int release_fence_fd) {
+ if (!read_buffer || !read_buffer->read_buffer)
+ return -EINVAL;
+
pdx::LocalHandle fence(release_fence_fd);
int result = read_buffer->read_buffer->Release(fence);
return result;
}
int dvrReadBufferReleaseAsync(DvrReadBuffer* read_buffer) {
+ if (!read_buffer || !read_buffer->read_buffer)
+ return -EINVAL;
+
return read_buffer->read_buffer->ReleaseAsync();
}
@@ -136,21 +168,34 @@
int dvrBufferGetAHardwareBuffer(DvrBuffer* buffer,
AHardwareBuffer** hardware_buffer) {
+ if (!buffer || !buffer->buffer || !hardware_buffer) {
+ return -EINVAL;
+ }
+
return ConvertToAHardwareBuffer(buffer->buffer->buffer().get(),
hardware_buffer);
}
const struct native_handle* dvrWriteBufferGetNativeHandle(
DvrWriteBuffer* write_buffer) {
+ if (!write_buffer || !write_buffer->write_buffer)
+ return nullptr;
+
return write_buffer->write_buffer->native_handle();
}
const struct native_handle* dvrReadBufferGetNativeHandle(
DvrReadBuffer* read_buffer) {
+ if (!read_buffer || !read_buffer->read_buffer)
+ return nullptr;
+
return read_buffer->read_buffer->native_handle();
}
const struct native_handle* dvrBufferGetNativeHandle(DvrBuffer* buffer) {
+ if (!buffer || !buffer->buffer)
+ return nullptr;
+
return buffer->buffer->handle();
}
diff --git a/libs/vr/libdvr/dvr_buffer_queue.cpp b/libs/vr/libdvr/dvr_buffer_queue.cpp
index 50c94cb..f668510 100644
--- a/libs/vr/libdvr/dvr_buffer_queue.cpp
+++ b/libs/vr/libdvr/dvr_buffer_queue.cpp
@@ -6,72 +6,95 @@
#include <private/dvr/buffer_hub_queue_client.h>
#include <private/dvr/buffer_hub_queue_producer.h>
+#include "dvr_internal.h"
+
#define CHECK_PARAM(param) \
LOG_ALWAYS_FATAL_IF(param == nullptr, "%s: " #param "cannot be NULL.", \
__FUNCTION__)
using namespace android;
+namespace android {
+namespace dvr {
+
+DvrWriteBufferQueue* CreateDvrWriteBufferQueueFromProducerQueue(
+ const std::shared_ptr<dvr::ProducerQueue>& producer_queue) {
+ return new DvrWriteBufferQueue{std::move(producer_queue)};
+}
+
+DvrReadBufferQueue* CreateDvrReadBufferQueueFromConsumerQueue(
+ const std::shared_ptr<dvr::ConsumerQueue>& consumer_queue) {
+ return new DvrReadBufferQueue{std::move(consumer_queue)};
+}
+
+dvr::ProducerQueue* GetProducerQueueFromDvrWriteBufferQueue(
+ DvrWriteBufferQueue* write_queue) {
+ return write_queue->producer_queue.get();
+}
+
+} // namespace dvr
+} // namespace android
+
extern "C" {
void dvrWriteBufferQueueDestroy(DvrWriteBufferQueue* write_queue) {
- if (write_queue != nullptr && write_queue->native_window_ != nullptr) {
- ANativeWindow_release(write_queue->native_window_);
- }
+ if (write_queue != nullptr && write_queue->native_window != nullptr)
+ ANativeWindow_release(write_queue->native_window);
+
delete write_queue;
}
-size_t dvrWriteBufferQueueGetCapacity(DvrWriteBufferQueue* write_queue) {
- CHECK_PARAM(write_queue);
- return write_queue->producer_queue_->capacity();
+ssize_t dvrWriteBufferQueueGetCapacity(DvrWriteBufferQueue* write_queue) {
+ if (!write_queue || !write_queue->producer_queue)
+ return -EINVAL;
+
+ return write_queue->producer_queue->capacity();
+}
+
+int dvrWriteBufferQueueGetId(DvrWriteBufferQueue* write_queue) {
+ if (!write_queue)
+ return -EINVAL;
+
+ return write_queue->producer_queue->id();
}
int dvrWriteBufferQueueGetExternalSurface(DvrWriteBufferQueue* write_queue,
ANativeWindow** out_window) {
- CHECK_PARAM(write_queue);
- CHECK_PARAM(out_window);
+ if (!write_queue || !out_window)
+ return -EINVAL;
- if (write_queue->producer_queue_->metadata_size() !=
+ if (write_queue->producer_queue->metadata_size() !=
sizeof(DvrNativeBufferMetadata)) {
ALOGE(
- "The size of buffer metadata (%u) of the write queue does not match of "
- "size of DvrNativeBufferMetadata (%u).",
- write_queue->producer_queue_->metadata_size(),
+ "The size of buffer metadata (%zu) of the write queue does not match "
+ "of size of DvrNativeBufferMetadata (%zu).",
+ write_queue->producer_queue->metadata_size(),
sizeof(DvrNativeBufferMetadata));
return -EINVAL;
}
- // Lazy creation of |native_window_|.
- if (write_queue->native_window_ == nullptr) {
- std::shared_ptr<dvr::BufferHubQueueCore> core =
- dvr::BufferHubQueueCore::Create(write_queue->producer_queue_);
- if (core == nullptr) {
- ALOGE(
- "dvrWriteBufferQueueGetExternalSurface: Failed to create native "
- "window.");
- return -ENOMEM;
- }
-
- sp<IGraphicBufferProducer> gbp = new dvr::BufferHubQueueProducer(core);
+ // Lazy creation of |native_window|.
+ if (write_queue->native_window == nullptr) {
+ sp<IGraphicBufferProducer> gbp =
+ dvr::BufferHubQueueProducer::Create(write_queue->producer_queue);
sp<Surface> surface = new Surface(gbp, true);
- write_queue->native_window_ = static_cast<ANativeWindow*>(surface.get());
- ANativeWindow_acquire(write_queue->native_window_);
+ write_queue->native_window = static_cast<ANativeWindow*>(surface.get());
+ ANativeWindow_acquire(write_queue->native_window);
}
- *out_window = write_queue->native_window_;
+ *out_window = write_queue->native_window;
return 0;
}
int dvrWriteBufferQueueCreateReadQueue(DvrWriteBufferQueue* write_queue,
DvrReadBufferQueue** out_read_queue) {
- CHECK_PARAM(write_queue);
- CHECK_PARAM(write_queue->producer_queue_);
- CHECK_PARAM(out_read_queue);
+ if (!write_queue || !write_queue->producer_queue || !out_read_queue)
+ return -EINVAL;
auto read_queue = std::make_unique<DvrReadBufferQueue>();
- read_queue->consumer_queue_ =
- write_queue->producer_queue_->CreateConsumerQueue();
- if (read_queue->consumer_queue_ == nullptr) {
+ read_queue->consumer_queue =
+ write_queue->producer_queue->CreateConsumerQueue();
+ if (read_queue->consumer_queue == nullptr) {
ALOGE(
"dvrWriteBufferQueueCreateReadQueue: Failed to create consumer queue "
"from DvrWriteBufferQueue[%p].",
@@ -84,23 +107,25 @@
}
int dvrWriteBufferQueueDequeue(DvrWriteBufferQueue* write_queue, int timeout,
- DvrWriteBuffer** out_buffer,
- int* out_fence_fd) {
- CHECK_PARAM(write_queue);
- CHECK_PARAM(write_queue->producer_queue_);
- CHECK_PARAM(out_buffer);
- CHECK_PARAM(out_fence_fd);
+ DvrWriteBuffer* write_buffer,
+ int* out_fence_fd) {
+ if (!write_queue || !write_queue->producer_queue || !write_buffer ||
+ !out_fence_fd) {
+ return -EINVAL;
+ }
size_t slot;
pdx::LocalHandle release_fence;
- std::shared_ptr<dvr::BufferProducer> buffer =
- write_queue->producer_queue_->Dequeue(timeout, &slot, &release_fence);
- if (buffer == nullptr) {
- ALOGE("dvrWriteBufferQueueDequeue: Failed to dequeue buffer.");
- return -ENOMEM;
+ auto buffer_status =
+ write_queue->producer_queue->Dequeue(timeout, &slot, &release_fence);
+ if (!buffer_status) {
+ ALOGE_IF(buffer_status.error() != ETIMEDOUT,
+ "dvrWriteBufferQueueDequeue: Failed to dequeue buffer: %s",
+ buffer_status.GetErrorMessage().c_str());
+ return -buffer_status.error();
}
- *out_buffer = CreateDvrWriteBufferFromBufferProducer(buffer);
+ write_buffer->write_buffer = buffer_status.take();
*out_fence_fd = release_fence.Release();
return 0;
}
@@ -110,22 +135,29 @@
delete read_queue;
}
-size_t dvrReadBufferQueueGetCapacity(DvrReadBufferQueue* read_queue) {
- CHECK_PARAM(read_queue);
+ssize_t dvrReadBufferQueueGetCapacity(DvrReadBufferQueue* read_queue) {
+ if (!read_queue)
+ return -EINVAL;
- return read_queue->consumer_queue_->capacity();
+ return read_queue->consumer_queue->capacity();
+}
+
+int dvrReadBufferQueueGetId(DvrReadBufferQueue* read_queue) {
+ if (!read_queue)
+ return -EINVAL;
+
+ return read_queue->consumer_queue->id();
}
int dvrReadBufferQueueCreateReadQueue(DvrReadBufferQueue* read_queue,
DvrReadBufferQueue** out_read_queue) {
- CHECK_PARAM(read_queue);
- CHECK_PARAM(read_queue->consumer_queue_);
- CHECK_PARAM(out_read_queue);
+ if (!read_queue || !read_queue->consumer_queue || !out_read_queue)
+ return -EINVAL;
auto new_read_queue = std::make_unique<DvrReadBufferQueue>();
- new_read_queue->consumer_queue_ =
- read_queue->consumer_queue_->CreateConsumerQueue();
- if (new_read_queue->consumer_queue_ == nullptr) {
+ new_read_queue->consumer_queue =
+ read_queue->consumer_queue->CreateConsumerQueue();
+ if (new_read_queue->consumer_queue == nullptr) {
ALOGE(
"dvrReadBufferQueueCreateReadQueue: Failed to create consumer queue "
"from DvrReadBufferQueue[%p].",
@@ -138,34 +170,33 @@
}
int dvrReadBufferQueueDequeue(DvrReadBufferQueue* read_queue, int timeout,
- DvrReadBuffer** out_buffer, int* out_fence_fd,
+ DvrReadBuffer* read_buffer, int* out_fence_fd,
void* out_meta, size_t meta_size_bytes) {
- CHECK_PARAM(read_queue);
- CHECK_PARAM(read_queue->consumer_queue_);
- CHECK_PARAM(out_buffer);
- CHECK_PARAM(out_fence_fd);
- CHECK_PARAM(out_meta);
+ if (!read_queue || !read_queue->consumer_queue || !read_buffer ||
+ !out_fence_fd || !out_meta) {
+ return -EINVAL;
+ }
- if (meta_size_bytes != read_queue->consumer_queue_->metadata_size()) {
+ if (meta_size_bytes != read_queue->consumer_queue->metadata_size()) {
ALOGE(
"dvrReadBufferQueueDequeue: Invalid metadata size, expected (%zu), "
"but actual (%zu).",
- read_queue->consumer_queue_->metadata_size(), meta_size_bytes);
+ read_queue->consumer_queue->metadata_size(), meta_size_bytes);
return -EINVAL;
}
size_t slot;
pdx::LocalHandle acquire_fence;
- std::shared_ptr<dvr::BufferConsumer> buffer =
- read_queue->consumer_queue_->Dequeue(timeout, &slot, out_meta,
- meta_size_bytes, &acquire_fence);
-
- if (buffer == nullptr) {
- ALOGE("dvrReadBufferQueueGainBuffer: Failed to dequeue buffer.");
- return -ENOMEM;
+ auto buffer_status = read_queue->consumer_queue->Dequeue(
+ timeout, &slot, out_meta, meta_size_bytes, &acquire_fence);
+ if (!buffer_status) {
+ ALOGE_IF(buffer_status.error() != ETIMEDOUT,
+ "dvrReadBufferQueueDequeue: Failed to dequeue buffer: %s",
+ buffer_status.GetErrorMessage().c_str());
+ return -buffer_status.error();
}
- *out_buffer = CreateDvrReadBufferFromBufferConsumer(buffer);
+ read_buffer->read_buffer = buffer_status.take();
*out_fence_fd = acquire_fence.Release();
return 0;
}
diff --git a/libs/vr/libdvr/dvr_display_manager.cpp b/libs/vr/libdvr/dvr_display_manager.cpp
new file mode 100644
index 0000000..87636ec
--- /dev/null
+++ b/libs/vr/libdvr/dvr_display_manager.cpp
@@ -0,0 +1,304 @@
+#include "include/dvr/dvr_display_manager.h"
+
+#include <dvr/dvr_buffer.h>
+#include <pdx/rpc/variant.h>
+#include <private/android/AHardwareBufferHelpers.h>
+#include <private/dvr/buffer_hub_client.h>
+#include <private/dvr/buffer_hub_queue_client.h>
+#include <private/dvr/display_manager_client.h>
+
+#include "dvr_internal.h"
+
+using android::AHardwareBuffer_convertToGrallocUsageBits;
+using android::dvr::BufferConsumer;
+using android::dvr::display::DisplayManagerClient;
+using android::dvr::display::SurfaceAttributes;
+using android::dvr::display::SurfaceAttribute;
+using android::dvr::display::SurfaceState;
+using android::dvr::CreateDvrReadBufferQueueFromConsumerQueue;
+using android::pdx::rpc::EmptyVariant;
+
+namespace {
+
+// Extracts type and value from the attribute Variant and writes them into the
+// respective fields of DvrSurfaceAttribute.
+struct AttributeVisitor {
+ DvrSurfaceAttribute* attribute;
+
+ void operator()(int32_t value) {
+ attribute->value.int32_value = value;
+ attribute->value.type = DVR_SURFACE_ATTRIBUTE_TYPE_INT32;
+ }
+ void operator()(int64_t value) {
+ attribute->value.int64_value = value;
+ attribute->value.type = DVR_SURFACE_ATTRIBUTE_TYPE_INT64;
+ }
+ void operator()(bool value) {
+ attribute->value.bool_value = value;
+ attribute->value.type = DVR_SURFACE_ATTRIBUTE_TYPE_BOOL;
+ }
+ void operator()(float value) {
+ attribute->value.float_value = value;
+ attribute->value.type = DVR_SURFACE_ATTRIBUTE_TYPE_FLOAT;
+ }
+ void operator()(const std::array<float, 2>& value) {
+ std::copy(value.cbegin(), value.cend(), attribute->value.float2_value);
+ attribute->value.type = DVR_SURFACE_ATTRIBUTE_TYPE_FLOAT2;
+ }
+ void operator()(const std::array<float, 3>& value) {
+ std::copy(value.cbegin(), value.cend(), attribute->value.float3_value);
+ attribute->value.type = DVR_SURFACE_ATTRIBUTE_TYPE_FLOAT3;
+ }
+ void operator()(const std::array<float, 4>& value) {
+ std::copy(value.cbegin(), value.cend(), attribute->value.float4_value);
+ attribute->value.type = DVR_SURFACE_ATTRIBUTE_TYPE_FLOAT4;
+ }
+ void operator()(const std::array<float, 8>& value) {
+ std::copy(value.cbegin(), value.cend(), attribute->value.float8_value);
+ attribute->value.type = DVR_SURFACE_ATTRIBUTE_TYPE_FLOAT8;
+ }
+ void operator()(const std::array<float, 16>& value) {
+ std::copy(value.cbegin(), value.cend(), attribute->value.float16_value);
+ attribute->value.type = DVR_SURFACE_ATTRIBUTE_TYPE_FLOAT16;
+ }
+ void operator()(EmptyVariant) {
+ attribute->value.type = DVR_SURFACE_ATTRIBUTE_TYPE_NONE;
+ }
+};
+
+size_t ConvertSurfaceAttributes(const SurfaceAttributes& surface_attributes,
+ DvrSurfaceAttribute* attributes,
+ size_t max_count) {
+ size_t count = 0;
+ for (const auto& attribute : surface_attributes) {
+ if (count >= max_count)
+ break;
+
+ // Copy the key and extract the Variant value using a visitor.
+ attributes[count].key = attribute.first;
+ attribute.second.Visit(AttributeVisitor{&attributes[count]});
+ count++;
+ }
+
+ return count;
+}
+
+} // anonymous namespace
+
+extern "C" {
+
+struct DvrDisplayManager {
+ std::unique_ptr<DisplayManagerClient> client;
+};
+
+struct DvrSurfaceState {
+ std::vector<SurfaceState> state;
+};
+
+int dvrDisplayManagerCreate(DvrDisplayManager** client_out) {
+ if (!client_out)
+ return -EINVAL;
+
+ auto client = DisplayManagerClient::Create();
+ if (!client) {
+ ALOGE("dvrDisplayManagerCreate: Failed to create display manager client!");
+ return -EIO;
+ }
+
+ *client_out = new DvrDisplayManager{std::move(client)};
+ return 0;
+}
+
+void dvrDisplayManagerDestroy(DvrDisplayManager* client) { delete client; }
+
+int dvrDisplayManagerSetupNamedBuffer(DvrDisplayManager* client,
+ const char* name, size_t size,
+ uint64_t usage, DvrBuffer** buffer_out) {
+ if (!client || !name || !buffer_out)
+ return -EINVAL;
+
+ uint64_t gralloc_usage = AHardwareBuffer_convertToGrallocUsageBits(usage);
+
+ auto buffer_status =
+ client->client->SetupNamedBuffer(name, size, gralloc_usage);
+ if (!buffer_status) {
+ ALOGE("dvrDisplayManagerSetupPoseBuffer: Failed to setup named buffer: %s",
+ buffer_status.GetErrorMessage().c_str());
+ return -buffer_status.error();
+ }
+
+ *buffer_out = CreateDvrBufferFromIonBuffer(buffer_status.take());
+ return 0;
+}
+
+int dvrDisplayManagerGetEventFd(DvrDisplayManager* client) {
+ if (!client)
+ return -EINVAL;
+
+ return client->client->event_fd();
+}
+
+int dvrDisplayManagerTranslateEpollEventMask(DvrDisplayManager* client,
+ int in_events, int* out_events) {
+ if (!client || !out_events)
+ return -EINVAL;
+
+ auto status = client->client->GetEventMask(in_events);
+ if (!status)
+ return -status.error();
+
+ *out_events = status.get();
+ return 0;
+}
+
+int dvrDisplayManagerGetSurfaceState(DvrDisplayManager* client,
+ DvrSurfaceState* state) {
+ if (!client || !state)
+ return -EINVAL;
+
+ auto status = client->client->GetSurfaceState();
+ if (!status)
+ return -status.error();
+
+ state->state = status.take();
+ return 0;
+}
+
+int dvrDisplayManagerGetReadBufferQueue(DvrDisplayManager* client,
+ int surface_id, int queue_id,
+ DvrReadBufferQueue** queue_out) {
+ if (!client || !queue_out)
+ return -EINVAL;
+
+ auto status = client->client->GetSurfaceQueue(surface_id, queue_id);
+ if (!status) {
+ ALOGE("dvrDisplayManagerGetReadBufferQueue: Failed to get queue: %s",
+ status.GetErrorMessage().c_str());
+ return -status.error();
+ }
+
+ *queue_out = CreateDvrReadBufferQueueFromConsumerQueue(status.take());
+ return 0;
+}
+
+int dvrSurfaceStateCreate(DvrSurfaceState** surface_state_out) {
+ if (!surface_state_out)
+ return -EINVAL;
+
+ *surface_state_out = new DvrSurfaceState{};
+ return 0;
+}
+
+void dvrSurfaceStateDestroy(DvrSurfaceState* surface_state) {
+ delete surface_state;
+}
+
+int dvrSurfaceStateGetSurfaceCount(DvrSurfaceState* surface_state,
+ size_t* count_out) {
+ if (!surface_state)
+ return -EINVAL;
+
+ *count_out = surface_state->state.size();
+ return 0;
+}
+
+int dvrSurfaceStateGetUpdateFlags(DvrSurfaceState* surface_state,
+ size_t surface_index,
+ DvrSurfaceUpdateFlags* flags_out) {
+ if (!surface_state || surface_index >= surface_state->state.size())
+ return -EINVAL;
+
+ *flags_out = surface_state->state[surface_index].update_flags;
+ return 0;
+}
+
+int dvrSurfaceStateGetSurfaceId(DvrSurfaceState* surface_state,
+ size_t surface_index, int* surface_id_out) {
+ if (!surface_state || surface_index >= surface_state->state.size())
+ return -EINVAL;
+
+ *surface_id_out = surface_state->state[surface_index].surface_id;
+ return 0;
+}
+
+int dvrSurfaceStateGetProcessId(DvrSurfaceState* surface_state,
+ size_t surface_index, int* process_id_out) {
+ if (!surface_state || surface_index >= surface_state->state.size())
+ return -EINVAL;
+
+ *process_id_out = surface_state->state[surface_index].process_id;
+ return 0;
+}
+
+int dvrSurfaceStateGetQueueCount(DvrSurfaceState* surface_state,
+ size_t surface_index, size_t* count_out) {
+ if (!surface_state || surface_index >= surface_state->state.size())
+ return -EINVAL;
+
+ *count_out = surface_state->state[surface_index].queue_ids.size();
+ return 0;
+}
+
+ssize_t dvrSurfaceStateGetQueueIds(DvrSurfaceState* surface_state,
+ size_t surface_index, int* queue_ids,
+ size_t max_count) {
+ if (!surface_state || surface_index >= surface_state->state.size())
+ return -EINVAL;
+
+ size_t i;
+ const auto& state = surface_state->state[surface_index];
+ for (i = 0; i < std::min(max_count, state.queue_ids.size()); i++) {
+ queue_ids[i] = state.queue_ids[i];
+ }
+
+ return i;
+}
+
+int dvrSurfaceStateGetZOrder(DvrSurfaceState* surface_state,
+ size_t surface_index, int* z_order_out) {
+ if (!surface_state || surface_index >= surface_state->state.size() ||
+ !z_order_out) {
+ return -EINVAL;
+ }
+
+ *z_order_out = surface_state->state[surface_index].GetZOrder();
+ return 0;
+}
+
+int dvrSurfaceStateGetVisible(DvrSurfaceState* surface_state,
+ size_t surface_index, bool* visible_out) {
+ if (!surface_state || surface_index >= surface_state->state.size() ||
+ !visible_out) {
+ return -EINVAL;
+ }
+
+ *visible_out = surface_state->state[surface_index].GetVisible();
+ return 0;
+}
+
+int dvrSurfaceStateGetAttributeCount(DvrSurfaceState* surface_state,
+ size_t surface_index, size_t* count_out) {
+ if (!surface_state || surface_index >= surface_state->state.size() ||
+ !count_out) {
+ return -EINVAL;
+ }
+
+ *count_out = surface_state->state[surface_index].surface_attributes.size();
+ return 0;
+}
+
+ssize_t dvrSurfaceStateGetAttributes(DvrSurfaceState* surface_state,
+ size_t surface_index,
+ DvrSurfaceAttribute* attributes,
+ size_t max_count) {
+ if (!surface_state || surface_index >= surface_state->state.size() ||
+ !attributes) {
+ return -EINVAL;
+ }
+
+ return ConvertSurfaceAttributes(
+ surface_state->state[surface_index].surface_attributes, attributes,
+ max_count);
+}
+
+} // extern "C"
diff --git a/libs/vr/libdvr/dvr_internal.h b/libs/vr/libdvr/dvr_internal.h
new file mode 100644
index 0000000..89bef09
--- /dev/null
+++ b/libs/vr/libdvr/dvr_internal.h
@@ -0,0 +1,70 @@
+#ifndef ANDROID_DVR_INTERNAL_H_
+#define ANDROID_DVR_INTERNAL_H_
+
+#include <sys/cdefs.h>
+
+#include <memory>
+
+extern "C" {
+
+typedef struct DvrBuffer DvrBuffer;
+typedef struct DvrReadBuffer DvrReadBuffer;
+typedef struct DvrWriteBuffer DvrWriteBuffer;
+typedef struct DvrWriteBufferQueue DvrWriteBufferQueue;
+typedef struct DvrReadBufferQueue DvrReadBufferQueue;
+
+} // extern "C"
+
+namespace android {
+namespace dvr {
+
+class BufferProducer;
+class BufferConsumer;
+class ConsumerQueue;
+class IonBuffer;
+class ProducerQueue;
+
+DvrBuffer* CreateDvrBufferFromIonBuffer(
+ const std::shared_ptr<IonBuffer>& ion_buffer);
+
+DvrReadBuffer* CreateDvrReadBufferFromBufferConsumer(
+ const std::shared_ptr<BufferConsumer>& buffer_consumer);
+DvrWriteBuffer* CreateDvrWriteBufferFromBufferProducer(
+ const std::shared_ptr<BufferProducer>& buffer_producer);
+
+DvrReadBufferQueue* CreateDvrReadBufferQueueFromConsumerQueue(
+ const std::shared_ptr<ConsumerQueue>& consumer_queue);
+DvrWriteBufferQueue* CreateDvrWriteBufferQueueFromProducerQueue(
+ const std::shared_ptr<ProducerQueue>& producer_queue);
+ProducerQueue* GetProducerQueueFromDvrWriteBufferQueue(
+ DvrWriteBufferQueue* write_queue);
+
+} // namespace dvr
+} // namespace android
+
+extern "C" {
+
+struct DvrWriteBuffer {
+ std::shared_ptr<android::dvr::BufferProducer> write_buffer;
+};
+
+struct DvrReadBuffer {
+ std::shared_ptr<android::dvr::BufferConsumer> read_buffer;
+};
+
+struct DvrBuffer {
+ std::shared_ptr<android::dvr::IonBuffer> buffer;
+};
+
+struct DvrWriteBufferQueue {
+ std::shared_ptr<android::dvr::ProducerQueue> producer_queue;
+ ANativeWindow* native_window{nullptr};
+};
+
+struct DvrReadBufferQueue {
+ std::shared_ptr<android::dvr::ConsumerQueue> consumer_queue;
+};
+
+} // extern "C"
+
+#endif // ANDROID_DVR_INTERNAL_H_
diff --git a/libs/vr/libdvr/dvr_surface.cpp b/libs/vr/libdvr/dvr_surface.cpp
index a04ed50..67e2ae8 100644
--- a/libs/vr/libdvr/dvr_surface.cpp
+++ b/libs/vr/libdvr/dvr_surface.cpp
@@ -1,65 +1,163 @@
#include "include/dvr/dvr_surface.h"
+#include <inttypes.h>
+
#include <private/dvr/display_client.h>
-using namespace android;
+#include "dvr_internal.h"
-struct DvrSurface {
- std::unique_ptr<dvr::DisplaySurfaceClient> display_surface_;
-};
+using android::dvr::display::DisplayClient;
+using android::dvr::display::Surface;
+using android::dvr::display::SurfaceAttributes;
+using android::dvr::display::SurfaceAttributeValue;
+using android::dvr::CreateDvrReadBufferFromBufferConsumer;
+using android::dvr::CreateDvrWriteBufferQueueFromProducerQueue;
+
+namespace {
+
+bool ConvertSurfaceAttributes(const DvrSurfaceAttribute* attributes,
+ size_t attribute_count,
+ SurfaceAttributes* surface_attributes,
+ size_t* error_index) {
+ for (size_t i = 0; i < attribute_count; i++) {
+ SurfaceAttributeValue value;
+ switch (attributes[i].value.type) {
+ case DVR_SURFACE_ATTRIBUTE_TYPE_INT32:
+ value = attributes[i].value.int32_value;
+ break;
+ case DVR_SURFACE_ATTRIBUTE_TYPE_INT64:
+ value = attributes[i].value.int64_value;
+ break;
+ case DVR_SURFACE_ATTRIBUTE_TYPE_BOOL:
+ value = attributes[i].value.bool_value;
+ break;
+ case DVR_SURFACE_ATTRIBUTE_TYPE_FLOAT:
+ value = attributes[i].value.float_value;
+ break;
+ case DVR_SURFACE_ATTRIBUTE_TYPE_FLOAT2:
+ value = attributes[i].value.float2_value;
+ break;
+ case DVR_SURFACE_ATTRIBUTE_TYPE_FLOAT3:
+ value = attributes[i].value.float3_value;
+ break;
+ case DVR_SURFACE_ATTRIBUTE_TYPE_FLOAT4:
+ value = attributes[i].value.float4_value;
+ break;
+ case DVR_SURFACE_ATTRIBUTE_TYPE_FLOAT8:
+ value = attributes[i].value.float8_value;
+ break;
+ case DVR_SURFACE_ATTRIBUTE_TYPE_FLOAT16:
+ value = attributes[i].value.float16_value;
+ break;
+ default:
+ *error_index = i;
+ return false;
+ }
+
+ surface_attributes->emplace(attributes[i].key, value);
+ }
+
+ return true;
+}
+
+} // anonymous namespace
extern "C" {
-int dvrSurfaceCreate(int width, int height, int format, uint64_t usage0,
- uint64_t usage1, int flags, DvrSurface** out_surface) {
+struct DvrSurface {
+ std::unique_ptr<Surface> surface;
+};
+
+int dvrSurfaceCreate(const DvrSurfaceAttribute* attributes,
+ size_t attribute_count, DvrSurface** out_surface) {
if (out_surface == nullptr) {
- ALOGE("dvrSurfaceCreate: invalid inputs: out_surface=%p.", out_surface);
+ ALOGE("dvrSurfaceCreate: Invalid inputs: out_surface=%p.", out_surface);
return -EINVAL;
}
- int error;
- auto client = dvr::DisplayClient::Create(&error);
- if (!client) {
- ALOGE("Failed to create display client!");
- return error;
+ size_t error_index;
+ SurfaceAttributes surface_attributes;
+ if (!ConvertSurfaceAttributes(attributes, attribute_count,
+ &surface_attributes, &error_index)) {
+ ALOGE("dvrSurfaceCreate: Invalid surface attribute type: %" PRIu64,
+ attributes[error_index].value.type);
+ return -EINVAL;
}
- // TODO(hendrikw): When we move to gralloc1, pass both usage0 and usage1 down.
- std::unique_ptr<dvr::DisplaySurfaceClient> surface =
- client->CreateDisplaySurface(
- width, height, static_cast<int>(usage0 | usage1), format, flags);
+ auto status = Surface::CreateSurface(surface_attributes);
+ if (!status) {
+ ALOGE("dvrSurfaceCreate:: Failed to create display surface: %s",
+ status.GetErrorMessage().c_str());
+ return -status.error();
+ }
- DvrSurface* dvr_surface = new DvrSurface;
- dvr_surface->display_surface_ = std::move(surface);
- *out_surface = dvr_surface;
+ *out_surface = new DvrSurface{status.take()};
return 0;
}
-int dvrSurfaceGetWriteBufferQueue(DvrSurface* surface,
- DvrWriteBufferQueue** out_writer) {
+void dvrSurfaceDestroy(DvrSurface* surface) { delete surface; }
+
+int dvrSurfaceGetId(DvrSurface* surface) {
+ return surface->surface->surface_id();
+}
+
+int dvrSurfaceSetAttributes(DvrSurface* surface,
+ const DvrSurfaceAttribute* attributes,
+ size_t attribute_count) {
+ if (surface == nullptr || attributes == nullptr) {
+ ALOGE(
+ "dvrSurfaceSetAttributes: Invalid inputs: surface=%p attributes=%p "
+ "attribute_count=%zu",
+ surface, attributes, attribute_count);
+ return -EINVAL;
+ }
+
+ size_t error_index;
+ SurfaceAttributes surface_attributes;
+ if (!ConvertSurfaceAttributes(attributes, attribute_count,
+ &surface_attributes, &error_index)) {
+ ALOGE("dvrSurfaceSetAttributes: Invalid surface attribute type: %" PRIu64,
+ attributes[error_index].value.type);
+ return -EINVAL;
+ }
+
+ auto status = surface->surface->SetAttributes(surface_attributes);
+ if (!status) {
+ ALOGE("dvrSurfaceSetAttributes: Failed to set attributes: %s",
+ status.GetErrorMessage().c_str());
+ return -status.error();
+ }
+
+ return 0;
+}
+
+int dvrSurfaceCreateWriteBufferQueue(DvrSurface* surface, uint32_t width,
+ uint32_t height, uint32_t format,
+ uint32_t layer_count, uint64_t usage,
+ size_t capacity,
+ DvrWriteBufferQueue** out_writer) {
if (surface == nullptr || out_writer == nullptr) {
ALOGE(
- "dvrSurfaceGetWriteBufferQueue: Invalid inputs: surface=%p, "
+ "dvrSurfaceCreateWriteBufferQueue: Invalid inputs: surface=%p, "
"out_writer=%p.",
surface, out_writer);
return -EINVAL;
}
- DvrWriteBufferQueue* buffer_writer = new DvrWriteBufferQueue;
- buffer_writer->producer_queue_ =
- surface->display_surface_->GetProducerQueue();
- if (buffer_writer->producer_queue_ == nullptr) {
- ALOGE(
- "dvrSurfaceGetWriteBufferQueue: Failed to get producer queue from "
- "display surface.");
- return -ENOMEM;
+
+ auto status = surface->surface->CreateQueue(width, height, layer_count,
+ format, usage, capacity);
+ if (!status) {
+ ALOGE("dvrSurfaceCreateWriteBufferQueue: Failed to create queue: %s",
+ status.GetErrorMessage().c_str());
+ return -status.error();
}
- *out_writer = buffer_writer;
+ *out_writer = CreateDvrWriteBufferQueueFromProducerQueue(status.take());
return 0;
}
int dvrGetNamedBuffer(const char* name, DvrBuffer** out_buffer) {
- auto client = android::dvr::DisplayClient::Create();
+ auto client = DisplayClient::Create();
if (!client) {
ALOGE("dvrGetNamedBuffer: Failed to create display client!");
return -ECOMM;
@@ -71,12 +169,13 @@
return -EINVAL;
}
- auto named_buffer = client->GetNamedBuffer(name);
- if (!named_buffer) {
- ALOGE("dvrGetNamedBuffer: Failed to find named buffer: %s.", name);
- return -EINVAL;
+ auto status = client->GetNamedBuffer(name);
+ if (!status) {
+ ALOGE("dvrGetNamedBuffer: Failed to find named buffer name=%s: %s", name,
+ status.GetErrorMessage().c_str());
+ return -status.error();
}
- *out_buffer = CreateDvrBufferFromIonBuffer(std::move(named_buffer));
+ *out_buffer = CreateDvrBufferFromIonBuffer(status.take());
return 0;
}
diff --git a/libs/vr/libdvr/dvr_vsync.cpp b/libs/vr/libdvr/dvr_vsync.cpp
new file mode 100644
index 0000000..099240e
--- /dev/null
+++ b/libs/vr/libdvr/dvr_vsync.cpp
@@ -0,0 +1,33 @@
+#include "include/dvr/dvr_vsync.h"
+
+#include <utils/Log.h>
+
+#include <private/dvr/vsync_client.h>
+
+extern "C" {
+
+struct DvrVSyncClient {
+ std::unique_ptr<android::dvr::VSyncClient> client;
+};
+
+int dvrVSyncClientCreate(DvrVSyncClient** client_out) {
+ auto client = android::dvr::VSyncClient::Create();
+ if (!client) {
+ ALOGE("dvrVSyncClientCreate: Failed to create vsync client!");
+ return -EIO;
+ }
+
+ *client_out = new DvrVSyncClient{std::move(client)};
+ return 0;
+}
+
+void dvrVSyncClientDestroy(DvrVSyncClient* client) { delete client; }
+
+int dvrVSyncClientGetSchedInfo(DvrVSyncClient* client, int64_t* vsync_period_ns,
+ int64_t* next_timestamp_ns,
+ uint32_t* next_vsync_count) {
+ return client->client->GetSchedInfo(vsync_period_ns, next_timestamp_ns,
+ next_vsync_count);
+}
+
+} // extern "C"
diff --git a/libs/vr/libdvr/exported_apis.lds b/libs/vr/libdvr/exported_apis.lds
new file mode 100644
index 0000000..5ecb498
--- /dev/null
+++ b/libs/vr/libdvr/exported_apis.lds
@@ -0,0 +1,9 @@
+{
+ global:
+ # Whitelist the function to load the dvr api.
+ dvrGetApi;
+
+ local:
+ # Hide everything else.
+ *;
+};
diff --git a/libs/vr/libdvr/include/dvr/display_manager_client.h b/libs/vr/libdvr/include/dvr/display_manager_client.h
deleted file mode 100644
index 8cd948c..0000000
--- a/libs/vr/libdvr/include/dvr/display_manager_client.h
+++ /dev/null
@@ -1,91 +0,0 @@
-#ifndef DVR_DISPLAY_MANAGER_CLIENT_H_
-#define DVR_DISPLAY_MANAGER_CLIENT_H_
-
-#include <stdbool.h>
-#include <stddef.h>
-#include <stdint.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-typedef struct DvrDisplayManagerClient DvrDisplayManagerClient;
-typedef struct DvrDisplayManagerClientSurfaceList
- DvrDisplayManagerClientSurfaceList;
-typedef struct DvrDisplayManagerClientSurfaceBuffers
- DvrDisplayManagerClientSurfaceBuffers;
-typedef struct DvrBuffer DvrBuffer;
-
-DvrDisplayManagerClient* dvrDisplayManagerClientCreate();
-
-void dvrDisplayManagerClientDestroy(DvrDisplayManagerClient* client);
-
-DvrBuffer* dvrDisplayManagerSetupNamedBuffer(DvrDisplayManagerClient* client,
- const char* name, size_t size,
- uint64_t usage0, uint64_t usage1);
-
-// Return an event fd for checking if there was an event on the server
-// Note that the only event which will be flagged is POLLIN. You must use
-// dvrDisplayManagerClientTranslateEpollEventMask in order to get the real
-// event flags.
-// @return the fd
-int dvrDisplayManagerClientGetEventFd(DvrDisplayManagerClient* client);
-
-// Once you have received an epoll event, you must translate it to its true
-// flags. This is a workaround for working with UDS.
-// @param in_events pass in the epoll revents that were initially returned
-// @param on success, this value will be overwritten with the true epoll values
-// @return 0 on success, non-zero otherwise
-int dvrDisplayManagerClientTranslateEpollEventMask(
- DvrDisplayManagerClient* client, int in_events, int* out_events);
-
-// If successful, populates |surface_list| with a list of application
-// surfaces the display is currently using.
-//
-// @return 0 on success. Otherwise it returns a negative error value.
-int dvrDisplayManagerClientGetSurfaceList(
- DvrDisplayManagerClient* client,
- DvrDisplayManagerClientSurfaceList** surface_list);
-
-void dvrDisplayManagerClientSurfaceListDestroy(
- DvrDisplayManagerClientSurfaceList* surface_list);
-
-// @return Returns the number of surfaces in the list.
-size_t dvrDisplayManagerClientSurfaceListGetSize(
- DvrDisplayManagerClientSurfaceList* surface_list);
-
-// @return Return a unique identifier for a client surface. The identifier can
-// be used to query for other surface properties.
-int dvrDisplayManagerClientSurfaceListGetSurfaceId(
- DvrDisplayManagerClientSurfaceList* surface_list, size_t index);
-
-// @return Returns the stacking order of the client surface at |index|.
-int dvrDisplayManagerClientSurfaceListGetClientZOrder(
- DvrDisplayManagerClientSurfaceList* surface_list, size_t index);
-
-// @return Returns true if the client surface is visible, false otherwise.
-bool dvrDisplayManagerClientSurfaceListGetClientIsVisible(
- DvrDisplayManagerClientSurfaceList* surface_list, size_t index);
-
-// TODO(jwcai, hendrikw) Remove this after we replacing
-// dvrDisplayManagerClientGetSurfaceBuffers is dvr_api.
-int dvrDisplayManagerClientGetSurfaceBuffers(
- DvrDisplayManagerClient* client, int surface_id,
- DvrDisplayManagerClientSurfaceBuffers** surface_buffers);
-
-void dvrDisplayManagerClientSurfaceBuffersDestroy(
- DvrDisplayManagerClientSurfaceBuffers* surface_buffers);
-
-// @return Returns the number of buffers.
-size_t dvrDisplayManagerClientSurfaceBuffersGetSize(
- DvrDisplayManagerClientSurfaceBuffers* surface_buffers);
-
-// @return Returns the file descriptor for the buffer consumer at |index|.
-int dvrDisplayManagerClientSurfaceBuffersGetFd(
- DvrDisplayManagerClientSurfaceBuffers* surface_buffers, size_t index);
-
-#ifdef __cplusplus
-} // extern "C"
-#endif
-
-#endif // DVR_DISPLAY_MANAGER_CLIENT_H_
diff --git a/libs/vr/libdvr/include/dvr/dvr_api.h b/libs/vr/libdvr/include/dvr/dvr_api.h
index 3cd401d..8a203e0 100644
--- a/libs/vr/libdvr/include/dvr/dvr_api.h
+++ b/libs/vr/libdvr/include/dvr/dvr_api.h
@@ -4,137 +4,178 @@
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
+#include <sys/cdefs.h>
+#include <unistd.h>
#include <dvr/dvr_hardware_composer_defs.h>
-#ifdef __cplusplus
-extern "C" {
-#endif
+__BEGIN_DECLS
typedef struct ANativeWindow ANativeWindow;
typedef struct DvrPoseAsync DvrPoseAsync;
-typedef struct DvrDisplayManagerClient DvrDisplayManagerClient;
-typedef struct DvrDisplayManagerClientSurfaceList
- DvrDisplayManagerClientSurfaceList;
-typedef struct DvrDisplayManagerClientSurfaceBuffers
- DvrDisplayManagerClientSurfaceBuffers;
+typedef uint64_t DvrSurfaceUpdateFlags;
+typedef struct DvrDisplayManager DvrDisplayManager;
+typedef struct DvrSurfaceState DvrSurfaceState;
typedef struct DvrPose DvrPose;
-typedef struct dvr_vsync_client dvr_vsync_client;
+typedef struct DvrVSyncClient DvrVSyncClient;
typedef struct DvrVirtualTouchpad DvrVirtualTouchpad;
-typedef DvrDisplayManagerClient* (*DvrDisplayManagerClientCreatePtr)(void);
-typedef void (*DvrDisplayManagerClientDestroyPtr)(
- DvrDisplayManagerClient* client);
-
+typedef struct DvrBuffer DvrBuffer;
typedef struct DvrWriteBuffer DvrWriteBuffer;
typedef struct DvrReadBuffer DvrReadBuffer;
-typedef struct DvrBuffer DvrBuffer;
typedef struct AHardwareBuffer AHardwareBuffer;
-typedef struct DvrWriteBufferQueue DvrWriteBufferQueue;
typedef struct DvrReadBufferQueue DvrReadBufferQueue;
+typedef struct DvrWriteBufferQueue DvrWriteBufferQueue;
typedef struct DvrSurface DvrSurface;
+typedef uint64_t DvrSurfaceAttributeType;
+typedef int32_t DvrSurfaceAttributeKey;
+
+typedef struct DvrSurfaceAttributeValue DvrSurfaceAttributeValue;
+typedef struct DvrSurfaceAttribute DvrSurfaceAttribute;
struct native_handle;
-// display_manager_client.h
-typedef int (*DvrDisplayManagerClientGetSurfaceListPtr)(
- DvrDisplayManagerClient* client,
- DvrDisplayManagerClientSurfaceList** surface_list);
-typedef void (*DvrDisplayManagerClientSurfaceListDestroyPtr)(
- DvrDisplayManagerClientSurfaceList* surface_list);
-typedef DvrBuffer* (*DvrDisplayManagerSetupNamedBufferPtr)(
- DvrDisplayManagerClient* client, const char* name, size_t size,
- uint64_t usage0, uint64_t usage1);
-typedef size_t (*DvrDisplayManagerClientSurfaceListGetSizePtr)(
- DvrDisplayManagerClientSurfaceList* surface_list);
-typedef int (*DvrDisplayManagerClientSurfaceListGetSurfaceIdPtr)(
- DvrDisplayManagerClientSurfaceList* surface_list, size_t index);
-typedef int (*DvrDisplayManagerClientGetSurfaceBufferListPtr)(
- DvrDisplayManagerClient* client, int surface_id,
- DvrDisplayManagerClientSurfaceBuffers** surface_buffers);
-typedef void (*DvrDisplayManagerClientSurfaceBufferListDestroyPtr)(
- DvrDisplayManagerClientSurfaceBuffers* surface_buffers);
-typedef size_t (*DvrDisplayManagerClientSurfaceBufferListGetSizePtr)(
- DvrDisplayManagerClientSurfaceBuffers* surface_buffers);
-typedef int (*DvrDisplayManagerClientSurfaceBufferListGetFdPtr)(
- DvrDisplayManagerClientSurfaceBuffers* surface_buffers, size_t index);
+// dvr_display_manager.h
+typedef int (*DvrDisplayManagerCreatePtr)(DvrDisplayManager** client_out);
+typedef void (*DvrDisplayManagerDestroyPtr)(DvrDisplayManager* client);
+typedef int (*DvrDisplayManagerSetupNamedBufferPtr)(DvrDisplayManager* client,
+ const char* name,
+ size_t size, uint64_t usage,
+ DvrBuffer** buffer_out);
+typedef int (*DvrDisplayManagerGetEventFdPtr)(DvrDisplayManager* client);
+typedef int (*DvrDisplayManagerTranslateEpollEventMaskPtr)(
+ DvrDisplayManager* client, int in_events, int* out_events);
+typedef int (*DvrDisplayManagerGetSurfaceStatePtr)(
+ DvrDisplayManager* client, DvrSurfaceState* surface_state);
+typedef int (*DvrDisplayManagerGetReadBufferQueuePtr)(
+ DvrDisplayManager* client, int surface_id, int queue_id,
+ DvrReadBufferQueue** queue_out);
+typedef int (*DvrSurfaceStateCreatePtr)(DvrSurfaceState** surface_state);
+typedef void (*DvrSurfaceStateDestroyPtr)(DvrSurfaceState* surface_state);
+typedef int (*DvrSurfaceStateGetSurfaceCountPtr)(DvrSurfaceState* surface_state,
+ size_t* count_out);
+typedef int (*DvrSurfaceStateGetUpdateFlagsPtr)(
+ DvrSurfaceState* surface_state, size_t surface_index,
+ DvrSurfaceUpdateFlags* flags_out);
+typedef int (*DvrSurfaceStateGetSurfaceIdPtr)(DvrSurfaceState* surface_state,
+ size_t surface_index,
+ int* surface_id_out);
+typedef int (*DvrSurfaceStateGetProcessIdPtr)(DvrSurfaceState* surface_state,
+ size_t surface_index,
+ int* process_id_out);
+typedef int (*DvrSurfaceStateGetQueueCountPtr)(DvrSurfaceState* surface_state,
+ size_t surface_index,
+ size_t* count_out);
+typedef ssize_t (*DvrSurfaceStateGetQueueIdsPtr)(DvrSurfaceState* surface_state,
+ size_t surface_index,
+ int* queue_ids,
+ size_t max_count);
+typedef int (*DvrSurfaceStateGetZOrderPtr)(DvrSurfaceState* surface_state,
+ size_t surface_index,
+ int* z_order_out);
+typedef int (*DvrSurfaceStateGetVisiblePtr)(DvrSurfaceState* surface_state,
+ size_t surface_index,
+ bool* visible_out);
+typedef int (*DvrSurfaceStateGetAttributeCountPtr)(
+ DvrSurfaceState* surface_state, size_t surface_index, size_t* count_out);
+typedef ssize_t (*DvrSurfaceStateGetAttributesPtr)(
+ DvrSurfaceState* surface_state, size_t surface_index,
+ DvrSurfaceAttribute* attributes, size_t max_attribute_count);
// dvr_buffer.h
-typedef void (*DvrWriteBufferDestroyPtr)(DvrWriteBuffer* client);
+typedef void (*DvrWriteBufferCreateEmptyPtr)(DvrWriteBuffer** write_buffer_out);
+typedef void (*DvrWriteBufferDestroyPtr)(DvrWriteBuffer* write_buffer);
+typedef int (*DvrWriteBufferIsValidPtr)(DvrWriteBuffer* write_buffer);
+typedef int (*DvrWriteBufferClearPtr)(DvrWriteBuffer* write_buffer);
+typedef int (*DvrWriteBufferGetIdPtr)(DvrWriteBuffer* write_buffer);
typedef int (*DvrWriteBufferGetAHardwareBufferPtr)(
- DvrWriteBuffer* client, AHardwareBuffer** hardware_buffer);
-typedef int (*DvrWriteBufferPostPtr)(DvrWriteBuffer* client, int ready_fence_fd,
- const void* meta, size_t meta_size_bytes);
-typedef int (*DvrWriteBufferGainPtr)(DvrWriteBuffer* client,
+ DvrWriteBuffer* write_buffer, AHardwareBuffer** hardware_buffer);
+typedef int (*DvrWriteBufferPostPtr)(DvrWriteBuffer* write_buffer,
+ int ready_fence_fd, const void* meta,
+ size_t meta_size_bytes);
+typedef int (*DvrWriteBufferGainPtr)(DvrWriteBuffer* write_buffer,
int* release_fence_fd);
-typedef int (*DvrWriteBufferGainAsyncPtr)(DvrWriteBuffer* client);
-typedef const struct native_handle* (*DvrWriteBufferGetNativeHandle)(
+typedef int (*DvrWriteBufferGainAsyncPtr)(DvrWriteBuffer* write_buffer);
+typedef const struct native_handle* (*DvrWriteBufferGetNativeHandlePtr)(
DvrWriteBuffer* write_buffer);
-typedef void (*DvrReadBufferDestroyPtr)(DvrReadBuffer* client);
+typedef void (*DvrReadBufferCreateEmptyPtr)(DvrReadBuffer** read_buffer_out);
+typedef void (*DvrReadBufferDestroyPtr)(DvrReadBuffer* read_buffer);
+typedef int (*DvrReadBufferIsValidPtr)(DvrReadBuffer* read_buffer);
+typedef int (*DvrReadBufferClearPtr)(DvrReadBuffer* read_buffer);
+typedef int (*DvrReadBufferGetIdPtr)(DvrReadBuffer* read_buffer);
typedef int (*DvrReadBufferGetAHardwareBufferPtr)(
- DvrReadBuffer* client, AHardwareBuffer** hardware_buffer);
-typedef int (*DvrReadBufferAcquirePtr)(DvrReadBuffer* client,
+ DvrReadBuffer* read_buffer, AHardwareBuffer** hardware_buffer);
+typedef int (*DvrReadBufferAcquirePtr)(DvrReadBuffer* read_buffer,
int* ready_fence_fd, void* meta,
size_t meta_size_bytes);
-typedef int (*DvrReadBufferReleasePtr)(DvrReadBuffer* client,
+typedef int (*DvrReadBufferReleasePtr)(DvrReadBuffer* read_buffer,
int release_fence_fd);
-typedef int (*DvrReadBufferReleaseAsyncPtr)(DvrReadBuffer* client);
-typedef const struct native_handle* (*DvrReadBufferGetNativeHandle)(
+typedef int (*DvrReadBufferReleaseAsyncPtr)(DvrReadBuffer* read_buffer);
+typedef const struct native_handle* (*DvrReadBufferGetNativeHandlePtr)(
DvrReadBuffer* read_buffer);
-typedef void (*DvrBufferDestroy)(DvrBuffer* buffer);
-typedef int (*DvrBufferGetAHardwareBuffer)(DvrBuffer* buffer,
- AHardwareBuffer** hardware_buffer);
-typedef const struct native_handle* (*DvrBufferGetNativeHandle)(
+typedef void (*DvrBufferDestroyPtr)(DvrBuffer* buffer);
+typedef int (*DvrBufferGetAHardwareBufferPtr)(
+ DvrBuffer* buffer, AHardwareBuffer** hardware_buffer);
+typedef const struct native_handle* (*DvrBufferGetNativeHandlePtr)(
DvrBuffer* buffer);
// dvr_buffer_queue.h
typedef void (*DvrWriteBufferQueueDestroyPtr)(DvrWriteBufferQueue* write_queue);
-typedef size_t (*DvrWriteBufferQueueGetCapacityPtr)(
+typedef ssize_t (*DvrWriteBufferQueueGetCapacityPtr)(
DvrWriteBufferQueue* write_queue);
+typedef int (*DvrWriteBufferQueueGetIdPtr)(DvrWriteBufferQueue* write_queue);
typedef int (*DvrWriteBufferQueueGetExternalSurfacePtr)(
DvrWriteBufferQueue* write_queue, ANativeWindow** out_window);
typedef int (*DvrWriteBufferQueueCreateReadQueuePtr)(
DvrWriteBufferQueue* write_queue, DvrReadBufferQueue** out_read_queue);
typedef int (*DvrWriteBufferQueueDequeuePtr)(DvrWriteBufferQueue* write_queue,
int timeout,
- DvrWriteBuffer** out_buffer,
+ DvrWriteBuffer* out_buffer,
int* out_fence_fd);
typedef void (*DvrReadBufferQueueDestroyPtr)(DvrReadBufferQueue* read_queue);
-typedef size_t (*DvrReadBufferQueueGetCapacityPtr)(
+typedef ssize_t (*DvrReadBufferQueueGetCapacityPtr)(
DvrReadBufferQueue* read_queue);
+typedef int (*DvrReadBufferQueueGetIdPtr)(DvrReadBufferQueue* read_queue);
typedef int (*DvrReadBufferQueueCreateReadQueuePtr)(
DvrReadBufferQueue* read_queue, DvrReadBufferQueue** out_read_queue);
typedef int (*DvrReadBufferQueueDequeuePtr)(DvrReadBufferQueue* read_queue,
int timeout,
- DvrReadBuffer** out_buffer,
+ DvrReadBuffer* out_buffer,
int* out_fence_fd, void* out_meta,
size_t meta_size_bytes);
// dvr_surface.h
typedef int (*DvrGetNamedBufferPtr)(const char* name, DvrBuffer** out_buffer);
-typedef int (*DvrSurfaceCreatePtr)(int width, int height, int format,
- uint64_t usage0, uint64_t usage1, int flags,
- DvrSurface** out_surface);
-typedef int (*DvrSurfaceGetWriteBufferQueuePtr)(
- DvrSurface* surface, DvrWriteBufferQueue** out_writer);
+typedef int (*DvrSurfaceCreatePtr)(const DvrSurfaceAttribute* attributes,
+ size_t attribute_count,
+ DvrSurface** surface_out);
+typedef void (*DvrSurfaceDestroyPtr)(DvrSurface* surface);
+typedef int (*DvrSurfaceGetIdPtr)(DvrSurface* surface);
+typedef int (*DvrSurfaceSetAttributesPtr)(DvrSurface* surface,
+ const DvrSurfaceAttribute* attributes,
+ size_t attribute_count);
+typedef int (*DvrSurfaceCreateWriteBufferQueuePtr)(
+ DvrSurface* surface, uint32_t width, uint32_t height, uint32_t format,
+ uint32_t layer_count, uint64_t usage, size_t capacity,
+ DvrWriteBufferQueue** queue_out);
// vsync_client_api.h
-typedef dvr_vsync_client* (*DvrVSyncClientCreatePtr)();
-typedef void (*DvrVSyncClientDestroyPtr)(dvr_vsync_client* client);
-typedef int (*DvrVSyncClientGetSchedInfoPtr)(dvr_vsync_client* client,
+typedef int (*DvrVSyncClientCreatePtr)(DvrVSyncClient** client_out);
+typedef void (*DvrVSyncClientDestroyPtr)(DvrVSyncClient* client);
+typedef int (*DvrVSyncClientGetSchedInfoPtr)(DvrVSyncClient* client,
int64_t* vsync_period_ns,
int64_t* next_timestamp_ns,
uint32_t* next_vsync_count);
// pose_client.h
-typedef DvrPose* (*DvrPoseClientCreatePtr)(void);
-typedef void (*DvrPoseClientDestroyPtr)(DvrPose* client);
+typedef DvrPose* (*DvrPoseCreatePtr)(void);
+typedef void (*DvrPoseDestroyPtr)(DvrPose* client);
typedef int (*DvrPoseGetPtr)(DvrPose* client, uint32_t vsync_count,
DvrPoseAsync* out_pose);
typedef uint32_t (*DvrPoseGetVsyncCountPtr)(DvrPose* client);
@@ -221,13 +262,10 @@
// The buffer metadata that an Android Surface (a.k.a. ANativeWindow)
// will populate. A DvrWriteBufferQueue must be created with this metadata iff
-// ANativeWindow access is needed. Note that this struct must stay in sync with
-// BufferHubQueueCore::NativeBufferMetadata. Please do not remove, modify, or
-// reorder existing data members. If new fields need to be added, please take
-// extra care to make sure that new data field is padded properly the size of
-// the struct stays same.
-// TODO(b/37578558) Move |dvr_api.h| into a header library so that this structure
-// won't be copied between |dvr_api.h| and |buffer_hub_qeue_core.h|.
+// ANativeWindow access is needed. Please do not remove, modify, or reorder
+// existing data members. If new fields need to be added, please take extra care
+// to make sure that new data field is padded properly the size of the struct
+// stays same.
struct DvrNativeBufferMetadata {
// Timestamp of the frame.
int64_t timestamp;
@@ -257,127 +295,18 @@
};
struct DvrApi_v1 {
- // Display manager client
- DvrDisplayManagerClientCreatePtr display_manager_client_create;
- DvrDisplayManagerClientDestroyPtr display_manager_client_destroy;
- DvrDisplayManagerClientGetSurfaceListPtr
- display_manager_client_get_surface_list;
- DvrDisplayManagerClientSurfaceListDestroyPtr
- display_manager_client_surface_list_destroy;
- DvrDisplayManagerSetupNamedBufferPtr display_manager_setup_named_buffer;
- DvrDisplayManagerClientSurfaceListGetSizePtr
- display_manager_client_surface_list_get_size;
- DvrDisplayManagerClientSurfaceListGetSurfaceIdPtr
- display_manager_client_surface_list_get_surface_id;
- DvrDisplayManagerClientGetSurfaceBufferListPtr
- display_manager_client_get_surface_buffer_list;
- DvrDisplayManagerClientSurfaceBufferListDestroyPtr
- display_manager_client_surface_buffer_list_destroy;
- DvrDisplayManagerClientSurfaceBufferListGetSizePtr
- display_manager_client_surface_buffer_list_get_size;
- DvrDisplayManagerClientSurfaceBufferListGetFdPtr
- display_manager_client_surface_buffer_list_get_fd;
+// Defines an API entry for V1 (no version suffix).
+#define DVR_V1_API_ENTRY(name) Dvr##name##Ptr name
- // Write buffer
- DvrWriteBufferDestroyPtr write_buffer_destroy;
- DvrWriteBufferGetAHardwareBufferPtr write_buffer_get_ahardwarebuffer;
- DvrWriteBufferPostPtr write_buffer_post;
- DvrWriteBufferGainPtr write_buffer_gain;
- DvrWriteBufferGainAsyncPtr write_buffer_gain_async;
- DvrWriteBufferGetNativeHandle write_buffer_get_native_handle;
+// Include file with API entries.
+#include "dvr_api_entries.h"
- // Read buffer
- DvrReadBufferDestroyPtr read_buffer_destroy;
- DvrReadBufferGetAHardwareBufferPtr read_buffer_get_ahardwarebuffer;
- DvrReadBufferAcquirePtr read_buffer_acquire;
- DvrReadBufferReleasePtr read_buffer_release;
- DvrReadBufferReleaseAsyncPtr read_buffer_release_async;
- DvrReadBufferGetNativeHandle read_buffer_get_native_handle;
-
- // Buffer
- DvrBufferDestroy buffer_destroy;
- DvrBufferGetAHardwareBuffer buffer_get_ahardwarebuffer;
- DvrBufferGetNativeHandle buffer_get_native_handle;
-
- // Write buffer queue
- DvrWriteBufferQueueDestroyPtr write_buffer_queue_destroy;
- DvrWriteBufferQueueGetCapacityPtr write_buffer_queue_get_capacity;
- DvrWriteBufferQueueGetExternalSurfacePtr
- write_buffer_queue_get_external_surface;
- DvrWriteBufferQueueCreateReadQueuePtr write_buffer_queue_create_read_queue;
- DvrWriteBufferQueueDequeuePtr write_buffer_queue_dequeue;
-
- // Read buffer queue
- DvrReadBufferQueueDestroyPtr read_buffer_queue_destroy;
- DvrReadBufferQueueGetCapacityPtr read_buffer_queue_get_capacity;
- DvrReadBufferQueueCreateReadQueuePtr read_buffer_queue_create_read_queue;
- DvrReadBufferQueueDequeuePtr read_buffer_queue_dequeue;
-
- // V-Sync client
- DvrVSyncClientCreatePtr vsync_client_create;
- DvrVSyncClientDestroyPtr vsync_client_destroy;
- DvrVSyncClientGetSchedInfoPtr vsync_client_get_sched_info;
-
- // Display surface
- DvrGetNamedBufferPtr get_named_buffer;
- DvrSurfaceCreatePtr surface_create;
- DvrSurfaceGetWriteBufferQueuePtr surface_get_write_buffer_queue;
-
- // Pose client
- DvrPoseClientCreatePtr pose_client_create;
- DvrPoseClientDestroyPtr pose_client_destroy;
- DvrPoseGetPtr pose_get;
- DvrPoseGetVsyncCountPtr pose_get_vsync_count;
- DvrPoseGetControllerPtr pose_get_controller;
-
- // Virtual touchpad client
- DvrVirtualTouchpadCreatePtr virtual_touchpad_create;
- DvrVirtualTouchpadDestroyPtr virtual_touchpad_destroy;
- DvrVirtualTouchpadAttachPtr virtual_touchpad_attach;
- DvrVirtualTouchpadDetachPtr virtual_touchpad_detach;
- DvrVirtualTouchpadTouchPtr virtual_touchpad_touch;
- DvrVirtualTouchpadButtonStatePtr virtual_touchpad_button_state;
-
- // VR HWComposer client
- DvrHwcClientCreatePtr hwc_client_create;
- DvrHwcClientDestroyPtr hwc_client_destroy;
- DvrHwcFrameDestroyPtr hwc_frame_destroy;
- DvrHwcFrameGetDisplayIdPtr hwc_frame_get_display_id;
- DvrHwcFrameGetDisplayWidthPtr hwc_frame_get_display_width;
- DvrHwcFrameGetDisplayHeightPtr hwc_frame_get_display_height;
- DvrHwcFrameGetDisplayRemovedPtr hwc_frame_get_display_removed;
- DvrHwcFrameGetActiveConfigPtr hwc_frame_get_active_config;
- DvrHwcFrameGetColorModePtr hwc_frame_get_color_mode;
- DvrHwcFrameGetColorTransformPtr hwc_frame_get_color_transform;
- DvrHwcFrameGetPowerModePtr hwc_frame_get_power_mode;
- DvrHwcFrameGetVsyncEnabledPtr hwc_frame_get_vsync_enabled;
- DvrHwcFrameGetLayerCountPtr hwc_frame_get_layer_count;
- DvrHwcFrameGetLayerIdPtr hwc_frame_get_layer_id;
- DvrHwcFrameGetLayerBufferPtr hwc_frame_get_layer_buffer;
- DvrHwcFrameGetLayerFencePtr hwc_frame_get_layer_fence;
- DvrHwcFrameGetLayerDisplayFramePtr hwc_frame_get_layer_display_frame;
- DvrHwcFrameGetLayerCropPtr hwc_frame_get_layer_crop;
- DvrHwcFrameGetLayerBlendModePtr hwc_frame_get_layer_blend_mode;
- DvrHwcFrameGetLayerAlphaPtr hwc_frame_get_layer_alpha;
- DvrHwcFrameGetLayerTypePtr hwc_frame_get_layer_type;
- DvrHwcFrameGetLayerApplicationIdPtr hwc_frame_get_layer_application_id;
- DvrHwcFrameGetLayerZOrderPtr hwc_frame_get_layer_z_order;
- DvrHwcFrameGetLayerCursorPtr hwc_frame_get_layer_cursor;
- DvrHwcFrameGetLayerTransformPtr hwc_frame_get_layer_transform;
- DvrHwcFrameGetLayerDataspacePtr hwc_frame_get_layer_dataspace;
- DvrHwcFrameGetLayerColorPtr hwc_frame_get_layer_color;
- DvrHwcFrameGetLayerNumVisibleRegionsPtr
- hwc_frame_get_layer_num_visible_regions;
- DvrHwcFrameGetLayerVisibleRegionPtr hwc_frame_get_layer_visible_region;
- DvrHwcFrameGetLayerNumDamagedRegionsPtr
- hwc_frame_get_layer_num_damaged_regions;
- DvrHwcFrameGetLayerDamagedRegionPtr hwc_frame_get_layer_damaged_region;
+// Undefine macro definitions to play nice with Google3 style rules.
+#undef DVR_V1_API_ENTRY
};
int dvrGetApi(void* api, size_t struct_size, int version);
-#ifdef __cplusplus
-} // extern "C"
-#endif
+__END_DECLS
#endif // ANDROID_DVR_API_H_
diff --git a/libs/vr/libdvr/include/dvr/dvr_api_entries.h b/libs/vr/libdvr/include/dvr/dvr_api_entries.h
new file mode 100644
index 0000000..09568fd
--- /dev/null
+++ b/libs/vr/libdvr/include/dvr/dvr_api_entries.h
@@ -0,0 +1,135 @@
+// dvr_api_entries.h
+//
+// Defines the DVR platform library API entries.
+//
+// Do not include this header directly.
+
+#ifndef DVR_V1_API_ENTRY
+#error Do not include this header directly.
+#endif
+
+// Display manager client
+DVR_V1_API_ENTRY(DisplayManagerCreate);
+DVR_V1_API_ENTRY(DisplayManagerDestroy);
+DVR_V1_API_ENTRY(DisplayManagerSetupNamedBuffer);
+DVR_V1_API_ENTRY(DisplayManagerGetEventFd);
+DVR_V1_API_ENTRY(DisplayManagerTranslateEpollEventMask);
+DVR_V1_API_ENTRY(DisplayManagerGetSurfaceState);
+DVR_V1_API_ENTRY(DisplayManagerGetReadBufferQueue);
+DVR_V1_API_ENTRY(SurfaceStateCreate);
+DVR_V1_API_ENTRY(SurfaceStateDestroy);
+DVR_V1_API_ENTRY(SurfaceStateGetSurfaceCount);
+DVR_V1_API_ENTRY(SurfaceStateGetUpdateFlags);
+DVR_V1_API_ENTRY(SurfaceStateGetSurfaceId);
+DVR_V1_API_ENTRY(SurfaceStateGetProcessId);
+DVR_V1_API_ENTRY(SurfaceStateGetQueueCount);
+DVR_V1_API_ENTRY(SurfaceStateGetQueueIds);
+DVR_V1_API_ENTRY(SurfaceStateGetZOrder);
+DVR_V1_API_ENTRY(SurfaceStateGetVisible);
+DVR_V1_API_ENTRY(SurfaceStateGetAttributeCount);
+DVR_V1_API_ENTRY(SurfaceStateGetAttributes);
+
+// Write buffer
+DVR_V1_API_ENTRY(WriteBufferCreateEmpty);
+DVR_V1_API_ENTRY(WriteBufferDestroy);
+DVR_V1_API_ENTRY(WriteBufferIsValid);
+DVR_V1_API_ENTRY(WriteBufferClear);
+DVR_V1_API_ENTRY(WriteBufferGetId);
+DVR_V1_API_ENTRY(WriteBufferGetAHardwareBuffer);
+DVR_V1_API_ENTRY(WriteBufferPost);
+DVR_V1_API_ENTRY(WriteBufferGain);
+DVR_V1_API_ENTRY(WriteBufferGainAsync);
+DVR_V1_API_ENTRY(WriteBufferGetNativeHandle);
+
+// Read buffer
+DVR_V1_API_ENTRY(ReadBufferCreateEmpty);
+DVR_V1_API_ENTRY(ReadBufferDestroy);
+DVR_V1_API_ENTRY(ReadBufferIsValid);
+DVR_V1_API_ENTRY(ReadBufferClear);
+DVR_V1_API_ENTRY(ReadBufferGetId);
+DVR_V1_API_ENTRY(ReadBufferGetAHardwareBuffer);
+DVR_V1_API_ENTRY(ReadBufferAcquire);
+DVR_V1_API_ENTRY(ReadBufferRelease);
+DVR_V1_API_ENTRY(ReadBufferReleaseAsync);
+DVR_V1_API_ENTRY(ReadBufferGetNativeHandle);
+
+// Buffer
+DVR_V1_API_ENTRY(BufferDestroy);
+DVR_V1_API_ENTRY(BufferGetAHardwareBuffer);
+DVR_V1_API_ENTRY(BufferGetNativeHandle);
+
+// Write buffer queue
+DVR_V1_API_ENTRY(WriteBufferQueueDestroy);
+DVR_V1_API_ENTRY(WriteBufferQueueGetCapacity);
+DVR_V1_API_ENTRY(WriteBufferQueueGetId);
+DVR_V1_API_ENTRY(WriteBufferQueueGetExternalSurface);
+DVR_V1_API_ENTRY(WriteBufferQueueCreateReadQueue);
+DVR_V1_API_ENTRY(WriteBufferQueueDequeue);
+
+// Read buffer queue
+DVR_V1_API_ENTRY(ReadBufferQueueDestroy);
+DVR_V1_API_ENTRY(ReadBufferQueueGetCapacity);
+DVR_V1_API_ENTRY(ReadBufferQueueGetId);
+DVR_V1_API_ENTRY(ReadBufferQueueCreateReadQueue);
+DVR_V1_API_ENTRY(ReadBufferQueueDequeue);
+
+// V-Sync client
+DVR_V1_API_ENTRY(VSyncClientCreate);
+DVR_V1_API_ENTRY(VSyncClientDestroy);
+DVR_V1_API_ENTRY(VSyncClientGetSchedInfo);
+
+// Display surface
+DVR_V1_API_ENTRY(SurfaceCreate);
+DVR_V1_API_ENTRY(SurfaceDestroy);
+DVR_V1_API_ENTRY(SurfaceGetId);
+DVR_V1_API_ENTRY(SurfaceSetAttributes);
+DVR_V1_API_ENTRY(SurfaceCreateWriteBufferQueue);
+DVR_V1_API_ENTRY(GetNamedBuffer);
+
+// Pose client
+DVR_V1_API_ENTRY(PoseCreate);
+DVR_V1_API_ENTRY(PoseDestroy);
+DVR_V1_API_ENTRY(PoseGet);
+DVR_V1_API_ENTRY(PoseGetVsyncCount);
+DVR_V1_API_ENTRY(PoseGetController);
+
+// Virtual touchpad client
+DVR_V1_API_ENTRY(VirtualTouchpadCreate);
+DVR_V1_API_ENTRY(VirtualTouchpadDestroy);
+DVR_V1_API_ENTRY(VirtualTouchpadAttach);
+DVR_V1_API_ENTRY(VirtualTouchpadDetach);
+DVR_V1_API_ENTRY(VirtualTouchpadTouch);
+DVR_V1_API_ENTRY(VirtualTouchpadButtonState);
+
+// VR HWComposer client
+DVR_V1_API_ENTRY(HwcClientCreate);
+DVR_V1_API_ENTRY(HwcClientDestroy);
+DVR_V1_API_ENTRY(HwcFrameDestroy);
+DVR_V1_API_ENTRY(HwcFrameGetDisplayId);
+DVR_V1_API_ENTRY(HwcFrameGetDisplayWidth);
+DVR_V1_API_ENTRY(HwcFrameGetDisplayHeight);
+DVR_V1_API_ENTRY(HwcFrameGetDisplayRemoved);
+DVR_V1_API_ENTRY(HwcFrameGetActiveConfig);
+DVR_V1_API_ENTRY(HwcFrameGetColorMode);
+DVR_V1_API_ENTRY(HwcFrameGetColorTransform);
+DVR_V1_API_ENTRY(HwcFrameGetPowerMode);
+DVR_V1_API_ENTRY(HwcFrameGetVsyncEnabled);
+DVR_V1_API_ENTRY(HwcFrameGetLayerCount);
+DVR_V1_API_ENTRY(HwcFrameGetLayerId);
+DVR_V1_API_ENTRY(HwcFrameGetLayerBuffer);
+DVR_V1_API_ENTRY(HwcFrameGetLayerFence);
+DVR_V1_API_ENTRY(HwcFrameGetLayerDisplayFrame);
+DVR_V1_API_ENTRY(HwcFrameGetLayerCrop);
+DVR_V1_API_ENTRY(HwcFrameGetLayerBlendMode);
+DVR_V1_API_ENTRY(HwcFrameGetLayerAlpha);
+DVR_V1_API_ENTRY(HwcFrameGetLayerType);
+DVR_V1_API_ENTRY(HwcFrameGetLayerApplicationId);
+DVR_V1_API_ENTRY(HwcFrameGetLayerZOrder);
+DVR_V1_API_ENTRY(HwcFrameGetLayerCursor);
+DVR_V1_API_ENTRY(HwcFrameGetLayerTransform);
+DVR_V1_API_ENTRY(HwcFrameGetLayerDataspace);
+DVR_V1_API_ENTRY(HwcFrameGetLayerColor);
+DVR_V1_API_ENTRY(HwcFrameGetLayerNumVisibleRegions);
+DVR_V1_API_ENTRY(HwcFrameGetLayerVisibleRegion);
+DVR_V1_API_ENTRY(HwcFrameGetLayerNumDamagedRegions);
+DVR_V1_API_ENTRY(HwcFrameGetLayerDamagedRegion);
diff --git a/libs/vr/libdvr/include/dvr/dvr_buffer.h b/libs/vr/libdvr/include/dvr/dvr_buffer.h
index 3e8357c..af55698 100644
--- a/libs/vr/libdvr/include/dvr/dvr_buffer.h
+++ b/libs/vr/libdvr/include/dvr/dvr_buffer.h
@@ -3,11 +3,10 @@
#include <stdbool.h>
#include <stdint.h>
+#include <sys/cdefs.h>
#include <memory>
-#ifdef __cplusplus
-extern "C" {
-#endif
+__BEGIN_DECLS
typedef struct DvrWriteBuffer DvrWriteBuffer;
typedef struct DvrReadBuffer DvrReadBuffer;
@@ -15,58 +14,91 @@
typedef struct AHardwareBuffer AHardwareBuffer;
struct native_handle;
-// Write buffer
+// Creates an empty write buffer that may be filled with an acutal buffer by
+// other functions.
+void dvrWriteBufferCreateEmpty(DvrWriteBuffer** write_buffer);
+
+// Destroys the write buffer.
void dvrWriteBufferDestroy(DvrWriteBuffer* write_buffer);
+
+// Returns 1 if the given write buffer object contains a buffer, 0 otherwise.
+int dvrWriteBufferIsValid(DvrWriteBuffer* write_buffer);
+
+// Clears the contents of the buffer object. After a call to this function
+// dvrWriteBufferIsValid on the same buffer object returns 0.
+int dvrWriteBufferClear(DvrWriteBuffer* write_buffer);
+
+// Returns the global BufferHub id of this buffer.
int dvrWriteBufferGetId(DvrWriteBuffer* write_buffer);
+
+// Returns an AHardwareBuffer for the underlying buffer.
// Caller must call AHardwareBuffer_release on hardware_buffer.
int dvrWriteBufferGetAHardwareBuffer(DvrWriteBuffer* write_buffer,
AHardwareBuffer** hardware_buffer);
+
+// Posts the buffer, notifying any connected read buffers. Takes ownership of
+// |ready_fence_fd|.
int dvrWriteBufferPost(DvrWriteBuffer* write_buffer, int ready_fence_fd,
const void* meta, size_t meta_size_bytes);
+
+// Gains a buffer that has been released by all connected read buffers.
int dvrWriteBufferGain(DvrWriteBuffer* write_buffer, int* release_fence_fd);
int dvrWriteBufferGainAsync(DvrWriteBuffer* write_buffer);
+
+// TODO(eieio): Switch to return int and take an out parameter for the native
+// handle.
const struct native_handle* dvrWriteBufferGetNativeHandle(
DvrWriteBuffer* write_buffer);
-// Read buffer
+// Creates an empty read buffer that may be filled with and actual buffer by
+// other functions.
+void dvrReadBufferCreateEmpty(DvrReadBuffer** read_buffer);
+
+// Destroys the read buffer.
void dvrReadBufferDestroy(DvrReadBuffer* read_buffer);
+
+// Returns 1 if the given write buffer object contains a buffer, 0 otherwise.
+int dvrReadBufferIsValid(DvrReadBuffer* read_buffer);
+
+// Clears the contents of the buffer object. After a call to this function
+// dvrReadBufferIsValid on the same buffer object returns 0.
+int dvrReadBufferClear(DvrReadBuffer* read_buffer);
+
+// Returns the global BufferHub id of this buffer.
int dvrReadBufferGetId(DvrReadBuffer* read_buffer);
+
+// Returns an AHardwareBuffer for the underlying buffer.
// Caller must call AHardwareBuffer_release on hardware_buffer.
int dvrReadBufferGetAHardwareBuffer(DvrReadBuffer* read_buffer,
AHardwareBuffer** hardware_buffer);
+
+// Acquires the read buffer after it has been posted by the write buffer it is
+// connected to.
int dvrReadBufferAcquire(DvrReadBuffer* read_buffer, int* ready_fence_fd,
void* meta, size_t meta_size_bytes);
+
+// Releases the read buffer, notifying the write buffer it is connected to.
+// Takes ownership of |release_fence_fd|.
int dvrReadBufferRelease(DvrReadBuffer* read_buffer, int release_fence_fd);
int dvrReadBufferReleaseAsync(DvrReadBuffer* read_buffer);
+
+// TODO(eieio): Switch to return int and take an out parameter for the native
+// handle.
const struct native_handle* dvrReadBufferGetNativeHandle(
DvrReadBuffer* read_buffer);
-// Buffer
+// Destroys the buffer.
void dvrBufferDestroy(DvrBuffer* buffer);
+
+// Gets an AHardwareBuffer from the buffer.
// Caller must call AHardwareBuffer_release on hardware_buffer.
int dvrBufferGetAHardwareBuffer(DvrBuffer* buffer,
AHardwareBuffer** hardware_buffer);
+
+// TODO(eieio): Switch to return int and take an out parameter for the native
+// handle.
const struct native_handle* dvrBufferGetNativeHandle(DvrBuffer* buffer);
-#ifdef __cplusplus
-} // extern "C"
-#endif
-
-namespace android {
-namespace dvr {
-
-class BufferProducer;
-class BufferConsumer;
-class IonBuffer;
-
-DvrWriteBuffer* CreateDvrWriteBufferFromBufferProducer(
- const std::shared_ptr<BufferProducer>& buffer_producer);
-DvrReadBuffer* CreateDvrReadBufferFromBufferConsumer(
- const std::shared_ptr<BufferConsumer>& buffer_consumer);
-DvrBuffer* CreateDvrBufferFromIonBuffer(
- const std::shared_ptr<IonBuffer>& ion_buffer);
-
-} // namespace dvr
-} // namespace android
+__END_DECLS
#endif // ANDROID_DVR_BUFFER_H_
diff --git a/libs/vr/libdvr/include/dvr/dvr_buffer_queue.h b/libs/vr/libdvr/include/dvr/dvr_buffer_queue.h
index ba39513..dd669dc 100644
--- a/libs/vr/libdvr/include/dvr/dvr_buffer_queue.h
+++ b/libs/vr/libdvr/include/dvr/dvr_buffer_queue.h
@@ -1,11 +1,11 @@
#ifndef ANDROID_DVR_BUFFER_QUEUE_H_
#define ANDROID_DVR_BUFFER_QUEUE_H_
+#include <sys/cdefs.h>
+
#include <dvr/dvr_buffer.h>
-#ifdef __cplusplus
-extern "C" {
-#endif
+__BEGIN_DECLS
typedef struct ANativeWindow ANativeWindow;
@@ -14,7 +14,8 @@
// WriteBufferQueue
void dvrWriteBufferQueueDestroy(DvrWriteBufferQueue* write_queue);
-size_t dvrWriteBufferQueueGetCapacity(DvrWriteBufferQueue* write_queue);
+ssize_t dvrWriteBufferQueueGetCapacity(DvrWriteBufferQueue* write_queue);
+int dvrWriteBufferQueueGetId(DvrWriteBufferQueue* write_queue);
// Returns ANativeWindow. Can be casted to a Java Surface using
// ANativeWindow_toSurface NDK API. Note that this method does not acquire an
@@ -26,19 +27,18 @@
int dvrWriteBufferQueueCreateReadQueue(DvrWriteBufferQueue* write_queue,
DvrReadBufferQueue** out_read_queue);
int dvrWriteBufferQueueDequeue(DvrWriteBufferQueue* write_queue, int timeout,
- DvrWriteBuffer** out_buffer, int* out_fence_fd);
+ DvrWriteBuffer* out_buffer, int* out_fence_fd);
// ReadeBufferQueue
void dvrReadBufferQueueDestroy(DvrReadBufferQueue* read_queue);
-size_t dvrReadBufferQueueGetCapacity(DvrReadBufferQueue* read_queue);
+ssize_t dvrReadBufferQueueGetCapacity(DvrReadBufferQueue* read_queue);
+int dvrReadBufferQueueGetId(DvrReadBufferQueue* read_queue);
int dvrReadBufferQueueCreateReadQueue(DvrReadBufferQueue* read_queue,
DvrReadBufferQueue** out_read_queue);
int dvrReadBufferQueueDequeue(DvrReadBufferQueue* read_queue, int timeout,
- DvrReadBuffer** out_buffer, int* out_fence_fd,
+ DvrReadBuffer* out_buffer, int* out_fence_fd,
void* out_meta, size_t meta_size_bytes);
-#ifdef __cplusplus
-} // extern "C"
-#endif
+__END_DECLS
#endif // ANDROID_DVR_BUFFER_QUEUE_H_
diff --git a/libs/vr/libdvr/include/dvr/dvr_deleter.h b/libs/vr/libdvr/include/dvr/dvr_deleter.h
new file mode 100644
index 0000000..943384f
--- /dev/null
+++ b/libs/vr/libdvr/include/dvr/dvr_deleter.h
@@ -0,0 +1,86 @@
+#ifndef ANDROID_DVR_DELETER_H_
+#define ANDROID_DVR_DELETER_H_
+
+#include <sys/cdefs.h>
+
+#include <memory>
+
+// Header-only C++ helper to delete opaque DVR objects.
+
+__BEGIN_DECLS
+
+// Use forward declarations to avoid dependency on other headers.
+typedef struct DvrBuffer DvrBuffer;
+typedef struct DvrReadBuffer DvrReadBuffer;
+typedef struct DvrWriteBuffer DvrWriteBuffer;
+typedef struct DvrReadBufferQueue DvrReadBufferQueue;
+typedef struct DvrWriteBufferQueue DvrWriteBufferQueue;
+typedef struct DvrDisplayManager DvrDisplayManager;
+typedef struct DvrSurfaceState DvrSurfaceState;
+typedef struct DvrSurface DvrSurface;
+typedef struct DvrHwcClient DvrHwcClient;
+typedef struct DvrHwcFrame DvrHwcFrame;
+typedef struct DvrVSyncClient DvrVSyncClient;
+
+void dvrBufferDestroy(DvrBuffer* buffer);
+void dvrReadBufferDestroy(DvrReadBuffer* read_buffer);
+void dvrWriteBufferDestroy(DvrWriteBuffer* write_buffer);
+void dvrReadBufferQueueDestroy(DvrReadBufferQueue* read_queue);
+void dvrWriteBufferQueueDestroy(DvrWriteBufferQueue* write_queue);
+void dvrDisplayManagerDestroy(DvrDisplayManager* client);
+void dvrSurfaceStateDestroy(DvrSurfaceState* surface_state);
+void dvrSurfaceDestroy(DvrSurface* surface);
+void dvrHwcClientDestroy(DvrHwcClient* client);
+void dvrHwcFrameDestroy(DvrHwcFrame* frame);
+void dvrVSyncClientDestroy(DvrVSyncClient* client);
+
+__END_DECLS
+
+// Avoid errors if this header is included in C code.
+#if defined(__cplusplus)
+
+namespace android {
+namespace dvr {
+
+// Universal DVR object deleter. May be passed to smart pointer types to handle
+// deletion of DVR API objects.
+struct DvrObjectDeleter {
+ void operator()(DvrBuffer* p) { dvrBufferDestroy(p); }
+ void operator()(DvrReadBuffer* p) { dvrReadBufferDestroy(p); }
+ void operator()(DvrWriteBuffer* p) { dvrWriteBufferDestroy(p); }
+ void operator()(DvrReadBufferQueue* p) { dvrReadBufferQueueDestroy(p); }
+ void operator()(DvrWriteBufferQueue* p) { dvrWriteBufferQueueDestroy(p); }
+ void operator()(DvrDisplayManager* p) { dvrDisplayManagerDestroy(p); }
+ void operator()(DvrSurfaceState* p) { dvrSurfaceStateDestroy(p); }
+ void operator()(DvrSurface* p) { dvrSurfaceDestroy(p); }
+ void operator()(DvrHwcClient* p) { dvrHwcClientDestroy(p); }
+ void operator()(DvrHwcFrame* p) { dvrHwcFrameDestroy(p); }
+ void operator()(DvrVSyncClient* p) { dvrVSyncClientDestroy(p); }
+};
+
+// Helper to define unique pointers for DVR object types.
+template <typename T>
+using MakeUniqueDvrPointer = std::unique_ptr<T, DvrObjectDeleter>;
+
+// Unique pointer types for DVR objects.
+using UniqueDvrBuffer = MakeUniqueDvrPointer<DvrBuffer>;
+using UniqueDvrReadBuffer = MakeUniqueDvrPointer<DvrReadBuffer>;
+using UniqueDvrWriteBuffer = MakeUniqueDvrPointer<DvrWriteBuffer>;
+using UniqueDvrReadBufferQueue = MakeUniqueDvrPointer<DvrReadBufferQueue>;
+using UniqueDvrWriteBufferQueue = MakeUniqueDvrPointer<DvrWriteBufferQueue>;
+using UniqueDvrDisplayManager = MakeUniqueDvrPointer<DvrDisplayManager>;
+using UniqueDvrSurfaceState = MakeUniqueDvrPointer<DvrSurfaceState>;
+using UniqueDvrSurface = MakeUniqueDvrPointer<DvrSurface>;
+using UniqueDvrHwcClient = MakeUniqueDvrPointer<DvrHwcClient>;
+using UniqueDvrHwcFrame = MakeUniqueDvrPointer<DvrHwcFrame>;
+using UniqueDvrVSyncClient = MakeUniqueDvrPointer<DvrVSyncClient>;
+
+// TODO(eieio): Add an adapter for std::shared_ptr that injects the deleter into
+// the relevant constructors.
+
+} // namespace dvr
+} // namespace android
+
+#endif // defined(__cplusplus)
+
+#endif // ANDROID_DVR_DELETER_H_
diff --git a/libs/vr/libdvr/include/dvr/dvr_display_manager.h b/libs/vr/libdvr/include/dvr/dvr_display_manager.h
new file mode 100644
index 0000000..d5aef8b
--- /dev/null
+++ b/libs/vr/libdvr/include/dvr/dvr_display_manager.h
@@ -0,0 +1,140 @@
+#ifndef DVR_DISPLAY_MANAGER_CLIENT_H_
+#define DVR_DISPLAY_MANAGER_CLIENT_H_
+
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdint.h>
+#include <sys/cdefs.h>
+
+#include <dvr/dvr_display_types.h>
+#include <dvr/dvr_surface.h>
+
+__BEGIN_DECLS
+
+typedef struct DvrBuffer DvrBuffer;
+typedef struct DvrDisplayManager DvrDisplayManager;
+typedef struct DvrSurfaceState DvrSurfaceState;
+typedef struct DvrReadBufferQueue DvrReadBufferQueue;
+
+typedef uint64_t DvrSurfaceUpdateFlags;
+
+// Attempts to connect to the display manager service.
+// @return 0 on success. Otherwise returns a negative error value.
+int dvrDisplayManagerCreate(DvrDisplayManager** client_out);
+
+// Destroys the display manager client object.
+void dvrDisplayManagerDestroy(DvrDisplayManager* client);
+
+// Sets up a named buffer for shared memory data transfer between display
+// clients and the display manager.
+// @return 0 on success. Otherwise returns a negative error value.
+int dvrDisplayManagerSetupNamedBuffer(DvrDisplayManager* client,
+ const char* name, size_t size,
+ uint64_t usage, DvrBuffer** buffer_out);
+
+// Returns an fd used to signal when surface updates occur. Note that depending
+// on the underlying transport, only a subset of the real event bits may be
+// supported. Use dvrDisplayManagerClientTranslateEpollEventMask to get the real
+// event flags.
+// @return the fd on success. Otherwise returns a negative error value.
+int dvrDisplayManagerGetEventFd(DvrDisplayManager* client);
+
+// @param in_events pass in the epoll revents that were initially returned by
+// poll/epoll.
+// @param on success, this value will be overwritten with the true poll/epoll
+// values.
+// @return 0 on success. Otherwise returns a negative error value.
+int dvrDisplayManagerTranslateEpollEventMask(DvrDisplayManager* client,
+ int in_events, int* out_events);
+
+// Queries the display manager service for the current state of the display
+// surfaces and stores the results in the given surface state object.
+// @return 0 on success. Otherwise returns a negative error value.
+int dvrDisplayManagerGetSurfaceState(DvrDisplayManager* client,
+ DvrSurfaceState* surface_state);
+
+// Gets a read buffer queue from the surface |surface_id| named |queue_id|. Each
+// call returns a different read buffer queue connected to the same write buffer
+// queue. Callers should cache these instead of requesting new ones when
+// possible.
+int dvrDisplayManagerGetReadBufferQueue(DvrDisplayManager* client,
+ int surface_id, int queue_id,
+ DvrReadBufferQueue** queue_out);
+
+// Creates a new surface state object. This object may be used to receive the
+// results of a surface state query. More than one state object may be created
+// to keep multiple snapshots, if desired.
+// @return 0 on success. Otherwise returns a negative error value.
+int dvrSurfaceStateCreate(DvrSurfaceState** surface_state);
+
+// Destorys the surface state object.
+void dvrSurfaceStateDestroy(DvrSurfaceState* surface_state);
+
+// Writes the number of surfaces described in the state object into |count_out|.
+// @return 0 on success. Otherwise returns a negative error value.
+int dvrSurfaceStateGetSurfaceCount(DvrSurfaceState* surface_state,
+ size_t* count_out);
+
+// Returns the update flags for the surface at |surface_index| in the state
+// object. The flags may be used to determine what changes, if any, occured to
+// the surface since the last state update.
+// @return 0 on success. Otherwise returns a negative error value.
+int dvrSurfaceStateGetUpdateFlags(DvrSurfaceState* surface_state,
+ size_t surface_index,
+ DvrSurfaceUpdateFlags* flags_out);
+
+// Returns the unique identifier of surface at |surface_index| in the state
+// object. The identifier may be used to distinguish between surfaces.
+// @return 0 on success. Otherwise returns a negative error value.
+int dvrSurfaceStateGetSurfaceId(DvrSurfaceState* surface_state,
+ size_t surface_index, int* surface_id_out);
+
+// Returns the process id of surface at |surface_index| in the state object.
+// @return 0 on success. Otherwise returns a negative error value.
+int dvrSurfaceStateGetProcessId(DvrSurfaceState* surface_state,
+ size_t surface_index, int* process_id_out);
+
+// Writes the number of queues in the surface at |surface_index| in the state
+// object into |count_out|.
+// @return 0 on success. Otherwise returns a negative error value.
+int dvrSurfaceStateGetQueueCount(DvrSurfaceState* surface_state,
+ size_t surface_index, size_t* count_out);
+
+// Returns up to |max_count| queue ids for the queues belonging to the surface
+// at |surface_index| in the state object.
+// @return The number of queue ids written on success. Otherwise returns a
+// negative error value.
+ssize_t dvrSurfaceStateGetQueueIds(DvrSurfaceState* surface_state,
+ size_t surface_index, int* queue_ids,
+ size_t max_count);
+
+// Writes the z-order of the surface at |surface_index| in surface state object
+// into |z_order_out|.
+// @return 0 on success. Otherwise returns a negative error value.
+int dvrSurfaceStateGetZOrder(DvrSurfaceState* surface_state,
+ size_t surface_index, int* z_order_out);
+
+// Writes the visible state of the surface at |surface_index| in the surface
+// state object into |visible_out|.
+// @return 0 on success. Otherwise it returns a negative error value.
+int dvrSurfaceStateGetVisible(DvrSurfaceState* surface_state,
+ size_t surface_index, bool* visible_out);
+
+// Writes the number of attributes on the surface at |surface_index| in the
+// state object into |count_out|.
+// @return 0 on success. Otherwise it returns a negative error value.
+int dvrSurfaceStateGetAttributeCount(DvrSurfaceState* surface_state,
+ size_t surface_index, size_t* count_out);
+
+// Writes the list of attribute key/value pairs for the surface at
+// |surface_index| in the surface state object into |attributes|.
+// @return The number of attributes written on success. Otherwise returns a
+// negative error value.
+ssize_t dvrSurfaceStateGetAttributes(DvrSurfaceState* surface_state,
+ size_t surface_index,
+ DvrSurfaceAttribute* attributes,
+ size_t max_count);
+
+__END_DECLS
+
+#endif // DVR_DISPLAY_MANAGER_CLIENT_H_
diff --git a/libs/vr/libdvr/include/dvr/dvr_surface.h b/libs/vr/libdvr/include/dvr/dvr_surface.h
index e5228d6..361488e 100644
--- a/libs/vr/libdvr/include/dvr/dvr_surface.h
+++ b/libs/vr/libdvr/include/dvr/dvr_surface.h
@@ -1,28 +1,91 @@
#ifndef ANDROID_DVR_SURFACE_H_
#define ANDROID_DVR_SURFACE_H_
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdint.h>
+#include <sys/cdefs.h>
+
#include <dvr/dvr_buffer.h>
#include <dvr/dvr_buffer_queue.h>
+#include <dvr/dvr_display_types.h>
-#ifdef __cplusplus
-extern "C" {
-#endif
+__BEGIN_DECLS
+typedef struct DvrBuffer DvrBuffer;
typedef struct DvrSurface DvrSurface;
-typedef struct DvrSurfaceParameter DvrSurfaceParameter;
+typedef struct DvrWriteBufferQueue DvrWriteBufferQueue;
-// Get a pointer to the global pose buffer.
+// Attribute types. The values are one-hot encoded to support singluar types or
+// masks of supported types.
+enum {
+ DVR_SURFACE_ATTRIBUTE_TYPE_NONE = 0,
+ DVR_SURFACE_ATTRIBUTE_TYPE_INT32 = (1 << 0),
+ DVR_SURFACE_ATTRIBUTE_TYPE_INT64 = (1 << 1),
+ DVR_SURFACE_ATTRIBUTE_TYPE_BOOL = (1 << 2),
+ DVR_SURFACE_ATTRIBUTE_TYPE_FLOAT = (1 << 3),
+ DVR_SURFACE_ATTRIBUTE_TYPE_FLOAT2 = (1 << 4),
+ DVR_SURFACE_ATTRIBUTE_TYPE_FLOAT3 = (1 << 5),
+ DVR_SURFACE_ATTRIBUTE_TYPE_FLOAT4 = (1 << 6),
+ DVR_SURFACE_ATTRIBUTE_TYPE_FLOAT8 = (1 << 7),
+ DVR_SURFACE_ATTRIBUTE_TYPE_FLOAT16 = (1 << 8),
+};
+
+typedef uint64_t DvrSurfaceAttributeType;
+typedef int32_t DvrSurfaceAttributeKey;
+
+typedef struct DvrSurfaceAttributeValue {
+ DvrSurfaceAttributeType type;
+ union {
+ int32_t int32_value;
+ int64_t int64_value;
+ bool bool_value;
+ float float_value;
+ float float2_value[2];
+ float float3_value[3];
+ float float4_value[4];
+ float float8_value[8];
+ float float16_value[16];
+ };
+} DvrSurfaceAttributeValue;
+
+typedef struct DvrSurfaceAttribute {
+ DvrSurfaceAttributeKey key;
+ DvrSurfaceAttributeValue value;
+} DvrSurfaceAttribute;
+
+// Creates a new display surface with the given attributes.
+// @return 0 on success. Otherwise returns a negative error value.
+int dvrSurfaceCreate(const DvrSurfaceAttribute* attributes,
+ size_t attribute_count, DvrSurface** surface_out);
+
+// Destroys the display surface.
+void dvrSurfaceDestroy(DvrSurface* surface);
+
+// Gets the DisplayService global id for this surface.
+int dvrSurfaceGetId(DvrSurface* surface);
+
+// Sets attributes on the given display surface.
+// @return 0 on success. Otherwise returns a negative error value.
+int dvrSurfaceSetAttributes(DvrSurface* surface,
+ const DvrSurfaceAttribute* attributes,
+ size_t attribute_count);
+
+// Creates a new write-side buffer queue on the given surface. Direct surfaces
+// may only have one queue, the latest call replacing any prior queue. Replaced
+// queues are still referenced and should be destryoed using the queue destroy
+// API.
+// @return 0 on success. Otherwise returns a negative error value.
+int dvrSurfaceCreateWriteBufferQueue(DvrSurface* surface, uint32_t width,
+ uint32_t height, uint32_t format,
+ uint32_t layer_count, uint64_t usage,
+ size_t capacity,
+ DvrWriteBufferQueue** queue_out);
+
+// Get a named buffer from the display service.
+// @return 0 on success. Otherwise returns a negative error value.
int dvrGetNamedBuffer(const char* name, DvrBuffer** out_buffer);
-int dvrSurfaceCreate(int width, int height, int format, uint64_t usage0,
- uint64_t usage1, int flags, DvrSurface** out_surface);
-
-// TODO(eieio, jwcai) Change this once we have multiple buffer queue support.
-int dvrSurfaceGetWriteBufferQueue(DvrSurface* surface,
- DvrWriteBufferQueue** out_writer);
-
-#ifdef __cplusplus
-} // extern "C"
-#endif
+__END_DECLS
#endif // ANDROID_DVR_SURFACE_H_
diff --git a/libs/vr/libdvr/include/dvr/dvr_vsync.h b/libs/vr/libdvr/include/dvr/dvr_vsync.h
new file mode 100644
index 0000000..1eea3d9
--- /dev/null
+++ b/libs/vr/libdvr/include/dvr/dvr_vsync.h
@@ -0,0 +1,26 @@
+#ifndef ANDROID_DVR_VSYNC_H_
+#define ANDROID_DVR_VSYNC_H_
+
+#include <stdint.h>
+#include <sys/cdefs.h>
+
+__BEGIN_DECLS
+
+typedef struct DvrVSyncClient DvrVSyncClient;
+
+// Creates a new client to the system vsync service.
+int dvrVSyncClientCreate(DvrVSyncClient** client_out);
+
+// Destroys the vsync client.
+void dvrVSyncClientDestroy(DvrVSyncClient* client);
+
+// Get the estimated timestamp of the next GPU lens warp preemption event in/
+// ns. Also returns the corresponding vsync count that the next lens warp
+// operation will target.
+int dvrVSyncClientGetSchedInfo(DvrVSyncClient* client, int64_t* vsync_period_ns,
+ int64_t* next_timestamp_ns,
+ uint32_t* next_vsync_count);
+
+__END_DECLS
+
+#endif // ANDROID_DVR_VSYNC_H_
diff --git a/libs/vr/libdvr/include/dvr/vsync_client_api.h b/libs/vr/libdvr/include/dvr/vsync_client_api.h
deleted file mode 100644
index 0ae5cd5..0000000
--- a/libs/vr/libdvr/include/dvr/vsync_client_api.h
+++ /dev/null
@@ -1,36 +0,0 @@
-#ifndef ANDROID_DVR_VSYNC_CLIENT_API_H_
-#define ANDROID_DVR_VSYNC_CLIENT_API_H_
-
-#include <stdint.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-// A client of the vsync service.
-//
-// The "dvr_vsync_client" structure wraps a client connection to the
-// system vsync service. It is used to synchronize application drawing
-// with the scanout of the display.
-typedef struct dvr_vsync_client dvr_vsync_client;
-
-// Creates a new client to the system vsync service.
-dvr_vsync_client* dvr_vsync_client_create();
-
-// Destroys the vsync client.
-void dvr_vsync_client_destroy(dvr_vsync_client* client);
-
-// Get the estimated timestamp of the next GPU lens warp preemption event in
-// ns. Also returns the corresponding vsync count that the next lens warp
-// operation will target. This call has the same side effect on events as
-// Acknowledge, which saves an IPC message.
-int dvr_vsync_client_get_sched_info(dvr_vsync_client* client,
- int64_t* vsync_period_ns,
- int64_t* next_timestamp_ns,
- uint32_t* next_vsync_count);
-
-#ifdef __cplusplus
-} // extern "C"
-#endif
-
-#endif // ANDROID_DVR_VSYNC_CLIENT_API_H_
diff --git a/libs/vr/libdvr/tests/Android.bp b/libs/vr/libdvr/tests/Android.bp
new file mode 100644
index 0000000..ef746e2
--- /dev/null
+++ b/libs/vr/libdvr/tests/Android.bp
@@ -0,0 +1,53 @@
+// Copyright (C) 2017 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+shared_libraries = [
+ "libbase",
+ "libbinder",
+ "libcutils",
+ "libgui",
+ "liblog",
+ "libhardware",
+ "libui",
+ "libutils",
+ "libnativewindow",
+]
+
+static_libraries = [
+ "libdvr_static",
+ "libbufferhubqueue",
+ "libbufferhub",
+ "libchrome",
+ "libdvrcommon",
+ "libdisplay",
+ "libpdx_default_transport",
+]
+
+cc_test {
+ srcs: [
+ "dvr_buffer_queue-test.cpp",
+ "dvr_display_manager-test.cpp",
+ "dvr_named_buffer-test.cpp",
+ ],
+
+ static_libs: static_libraries,
+ shared_libs: shared_libraries,
+ cflags: [
+ "-DLOG_TAG=\"dvr_api-test\"",
+ "-DTRACE=0",
+ "-O0",
+ "-g",
+ ],
+ name: "dvr_api-test",
+}
diff --git a/libs/vr/libdvr/tests/Android.mk b/libs/vr/libdvr/tests/Android.mk
deleted file mode 100644
index 29cdc13..0000000
--- a/libs/vr/libdvr/tests/Android.mk
+++ /dev/null
@@ -1,34 +0,0 @@
-LOCAL_PATH := $(call my-dir)
-
-shared_libraries := \
- libbase \
- libbinder \
- libcutils \
- libgui \
- liblog \
- libhardware \
- libui \
- libutils \
- libnativewindow \
-
-static_libraries := \
- libdvr \
- libbufferhubqueue \
- libbufferhub \
- libchrome \
- libdvrcommon \
- libdisplay \
- libpdx_default_transport \
-
-include $(CLEAR_VARS)
-LOCAL_SRC_FILES := \
- dvr_buffer_queue-test.cpp \
- dvr_named_buffer-test.cpp \
-
-LOCAL_STATIC_LIBRARIES := $(static_libraries)
-LOCAL_SHARED_LIBRARIES := $(shared_libraries)
-LOCAL_EXPORT_C_INCLUDE_DIRS := ${LOCAL_C_INCLUDES}
-LOCAL_CFLAGS := -DLOG_TAG=\"dvr_api-test\" -DTRACE=0 -O0 -g
-LOCAL_MODULE := dvr_api-test
-LOCAL_MODULE_TAGS := optional
-include $(BUILD_NATIVE_TEST)
diff --git a/libs/vr/libdvr/tests/dvr_buffer_queue-test.cpp b/libs/vr/libdvr/tests/dvr_buffer_queue-test.cpp
index ea1273e..474e968 100644
--- a/libs/vr/libdvr/tests/dvr_buffer_queue-test.cpp
+++ b/libs/vr/libdvr/tests/dvr_buffer_queue-test.cpp
@@ -6,6 +6,8 @@
#include <base/logging.h>
#include <gtest/gtest.h>
+#include "../dvr_internal.h"
+
namespace android {
namespace dvr {
@@ -13,9 +15,9 @@
static constexpr int kBufferWidth = 100;
static constexpr int kBufferHeight = 1;
+static constexpr int kLayerCount = 1;
static constexpr int kBufferFormat = HAL_PIXEL_FORMAT_BLOB;
static constexpr int kBufferUsage = GRALLOC_USAGE_SW_READ_RARELY;
-static constexpr int kBufferSliceCount = 1; // number of slices in each buffer
static constexpr size_t kQueueCapacity = 3;
typedef uint64_t TestMeta;
@@ -23,9 +25,9 @@
class DvrBufferQueueTest : public ::testing::Test {
protected:
void SetUp() override {
- write_queue_ = new DvrWriteBufferQueue;
- write_queue_->producer_queue_ = ProducerQueue::Create<TestMeta>(0, 0, 0, 0);
- ASSERT_NE(nullptr, write_queue_->producer_queue_);
+ write_queue_ = CreateDvrWriteBufferQueueFromProducerQueue(
+ ProducerQueue::Create<TestMeta>(0, 0, 0, 0));
+ ASSERT_NE(nullptr, write_queue_);
}
void TearDown() override {
@@ -38,9 +40,9 @@
void AllocateBuffers(size_t buffer_count) {
size_t out_slot;
for (size_t i = 0; i < buffer_count; i++) {
- int ret = write_queue_->producer_queue_->AllocateBuffer(
- kBufferWidth, kBufferHeight, kBufferFormat, kBufferUsage,
- kBufferSliceCount, &out_slot);
+ int ret = GetProducerQueueFromDvrWriteBufferQueue(write_queue_)
+ ->AllocateBuffer(kBufferWidth, kBufferHeight, kLayerCount,
+ kBufferFormat, kBufferUsage, &out_slot);
ASSERT_EQ(0, ret);
}
}
@@ -88,6 +90,39 @@
dvrReadBufferQueueDestroy(read_queue2);
}
+TEST_F(DvrBufferQueueTest, CreateEmptyBuffer) {
+ AllocateBuffers(3);
+
+ DvrReadBuffer* read_buffer = nullptr;
+ DvrWriteBuffer* write_buffer = nullptr;
+
+ EXPECT_FALSE(dvrReadBufferIsValid(read_buffer));
+ EXPECT_FALSE(dvrWriteBufferIsValid(write_buffer));
+
+ dvrReadBufferCreateEmpty(&read_buffer);
+ ASSERT_NE(nullptr, read_buffer);
+
+ dvrWriteBufferCreateEmpty(&write_buffer);
+ ASSERT_NE(nullptr, write_buffer);
+
+ EXPECT_FALSE(dvrReadBufferIsValid(read_buffer));
+ EXPECT_FALSE(dvrWriteBufferIsValid(write_buffer));
+
+ DvrReadBufferQueue* read_queue = nullptr;
+
+ ASSERT_EQ(0, dvrWriteBufferQueueCreateReadQueue(write_queue_, &read_queue));
+
+ const int kTimeoutMs = 0;
+ int fence_fd = -1;
+ ASSERT_EQ(0, dvrWriteBufferQueueDequeue(write_queue_, kTimeoutMs,
+ write_buffer, &fence_fd));
+ EXPECT_EQ(-1, fence_fd);
+ EXPECT_TRUE(dvrWriteBufferIsValid(write_buffer));
+
+ ASSERT_EQ(0, dvrWriteBufferClear(write_buffer));
+ EXPECT_FALSE(dvrWriteBufferIsValid(write_buffer));
+}
+
TEST_F(DvrBufferQueueTest, TestDequeuePostDequeueRelease) {
static constexpr int kTimeout = 0;
DvrReadBufferQueue* read_queue = nullptr;
@@ -100,12 +135,18 @@
ASSERT_EQ(0, ret);
ASSERT_NE(nullptr, read_queue);
+ dvrWriteBufferCreateEmpty(&wb);
+ ASSERT_NE(nullptr, wb);
+
+ dvrReadBufferCreateEmpty(&rb);
+ ASSERT_NE(nullptr, rb);
+
AllocateBuffers(kQueueCapacity);
// Gain buffer for writing.
- ret = dvrWriteBufferQueueDequeue(write_queue_, kTimeout, &wb, &fence_fd);
+ ret = dvrWriteBufferQueueDequeue(write_queue_, kTimeout, wb, &fence_fd);
ASSERT_EQ(0, ret);
- ASSERT_NE(nullptr, wb);
+ ASSERT_TRUE(dvrWriteBufferIsValid(wb));
ALOGD_IF(TRACE, "TestDequeuePostDequeueRelease, gain buffer %p, fence_fd=%d",
wb, fence_fd);
pdx::LocalHandle release_fence(fence_fd);
@@ -119,10 +160,10 @@
// Acquire buffer for reading.
TestMeta acquired_seq = 0U;
- ret = dvrReadBufferQueueDequeue(read_queue, kTimeout, &rb, &fence_fd,
+ ret = dvrReadBufferQueueDequeue(read_queue, kTimeout, rb, &fence_fd,
&acquired_seq, sizeof(acquired_seq));
ASSERT_EQ(0, ret);
- ASSERT_NE(nullptr, rb);
+ ASSERT_TRUE(dvrReadBufferIsValid(rb));
ASSERT_EQ(seq, acquired_seq);
ALOGD_IF(TRACE,
"TestDequeuePostDequeueRelease, acquire buffer %p, fence_fd=%d", rb,
@@ -156,10 +197,11 @@
// A write queue with DvrNativeBufferMetadata should work fine.
std::unique_ptr<DvrWriteBufferQueue, decltype(&dvrWriteBufferQueueDestroy)>
- write_queue(new DvrWriteBufferQueue, dvrWriteBufferQueueDestroy);
- write_queue->producer_queue_ =
- ProducerQueue::Create<DvrNativeBufferMetadata>(0, 0, 0, 0);
- ASSERT_NE(nullptr, write_queue->producer_queue_);
+ write_queue(
+ CreateDvrWriteBufferQueueFromProducerQueue(
+ ProducerQueue::Create<DvrNativeBufferMetadata>(0, 0, 0, 0)),
+ dvrWriteBufferQueueDestroy);
+ ASSERT_NE(nullptr, write_queue.get());
ret = dvrWriteBufferQueueGetExternalSurface(write_queue.get(), &window);
ASSERT_EQ(0, ret);
diff --git a/libs/vr/libdvr/tests/dvr_display_manager-test.cpp b/libs/vr/libdvr/tests/dvr_display_manager-test.cpp
new file mode 100644
index 0000000..a2414d6
--- /dev/null
+++ b/libs/vr/libdvr/tests/dvr_display_manager-test.cpp
@@ -0,0 +1,579 @@
+#include <base/logging.h>
+#include <gtest/gtest.h>
+#include <poll.h>
+
+#include <android/hardware_buffer.h>
+
+#include <algorithm>
+#include <set>
+#include <thread>
+#include <vector>
+
+#include <dvr/dvr_deleter.h>
+#include <dvr/dvr_display_manager.h>
+#include <dvr/dvr_surface.h>
+
+#include <pdx/status.h>
+
+using android::pdx::ErrorStatus;
+using android::pdx::Status;
+
+namespace android {
+namespace dvr {
+
+namespace {
+
+DvrSurfaceAttribute GetAttribute(DvrSurfaceAttributeKey key, bool value) {
+ DvrSurfaceAttribute attribute;
+ attribute.key = key;
+ attribute.value.type = DVR_SURFACE_ATTRIBUTE_TYPE_BOOL;
+ attribute.value.bool_value = value;
+ return attribute;
+}
+
+DvrSurfaceAttribute GetAttribute(DvrSurfaceAttributeKey key, int32_t value) {
+ DvrSurfaceAttribute attribute;
+ attribute.key = key;
+ attribute.value.type = DVR_SURFACE_ATTRIBUTE_TYPE_INT32;
+ attribute.value.bool_value = value;
+ return attribute;
+}
+
+Status<UniqueDvrSurface> CreateApplicationSurface(bool visible = false,
+ int32_t z_order = 0) {
+ DvrSurface* surface = nullptr;
+ DvrSurfaceAttribute attributes[] = {
+ GetAttribute(DVR_SURFACE_ATTRIBUTE_Z_ORDER, z_order),
+ GetAttribute(DVR_SURFACE_ATTRIBUTE_VISIBLE, visible)};
+
+ const int ret = dvrSurfaceCreate(
+ attributes, std::extent<decltype(attributes)>::value, &surface);
+ if (ret < 0)
+ return ErrorStatus(-ret);
+ else
+ return {UniqueDvrSurface(surface)};
+}
+
+Status<UniqueDvrWriteBufferQueue> CreateSurfaceQueue(
+ const UniqueDvrSurface& surface, uint32_t width, uint32_t height,
+ uint32_t format, uint32_t layer_count, uint64_t usage, size_t capacity) {
+ DvrWriteBufferQueue* queue;
+ const int ret =
+ dvrSurfaceCreateWriteBufferQueue(surface.get(), width, height, format,
+ layer_count, usage, capacity, &queue);
+ if (ret < 0)
+ return ErrorStatus(-ret);
+ else
+ return {UniqueDvrWriteBufferQueue(queue)};
+}
+
+class TestDisplayManager {
+ public:
+ TestDisplayManager(UniqueDvrDisplayManager display_manager,
+ UniqueDvrSurfaceState surface_state)
+ : display_manager_(std::move(display_manager)),
+ surface_state_(std::move(surface_state)) {
+ const int fd = dvrDisplayManagerGetEventFd(display_manager_.get());
+ LOG_IF(INFO, fd < 0) << "Failed to get event fd: " << strerror(-fd);
+ display_manager_event_fd_ = fd;
+ }
+
+ Status<UniqueDvrReadBufferQueue> GetReadBufferQueue(int surface_id,
+ int queue_id) {
+ DvrReadBufferQueue* queue;
+ const int ret = dvrDisplayManagerGetReadBufferQueue(
+ display_manager_.get(), surface_id, queue_id, &queue);
+ if (ret < 0)
+ return ErrorStatus(-ret);
+ else
+ return {UniqueDvrReadBufferQueue(queue)};
+ }
+
+ Status<void> UpdateSurfaceState() {
+ const int ret = dvrDisplayManagerGetSurfaceState(display_manager_.get(),
+ surface_state_.get());
+ if (ret < 0)
+ return ErrorStatus(-ret);
+ else
+ return {};
+ }
+
+ Status<void> WaitForUpdate() {
+ if (display_manager_event_fd_ < 0)
+ return ErrorStatus(-display_manager_event_fd_);
+
+ const int kTimeoutMs = 10000; // 10s
+ pollfd pfd = {display_manager_event_fd_, POLLIN, 0};
+ const int count = poll(&pfd, 1, kTimeoutMs);
+ if (count < 0)
+ return ErrorStatus(errno);
+ else if (count == 0)
+ return ErrorStatus(ETIMEDOUT);
+
+ int events;
+ const int ret = dvrDisplayManagerTranslateEpollEventMask(
+ display_manager_.get(), pfd.revents, &events);
+ if (ret < 0)
+ return ErrorStatus(-ret);
+ else if (events & POLLIN)
+ return UpdateSurfaceState();
+ else
+ return ErrorStatus(EPROTO);
+ }
+
+ Status<size_t> GetSurfaceCount() {
+ size_t count = 0;
+ const int ret =
+ dvrSurfaceStateGetSurfaceCount(surface_state_.get(), &count);
+ if (ret < 0)
+ return ErrorStatus(-ret);
+ else
+ return {count};
+ }
+
+ Status<DvrSurfaceUpdateFlags> GetUpdateFlags(size_t surface_index) {
+ DvrSurfaceUpdateFlags update_flags;
+ const int ret = dvrSurfaceStateGetUpdateFlags(surface_state_.get(),
+ surface_index, &update_flags);
+ if (ret < 0)
+ return ErrorStatus(-ret);
+ else
+ return {update_flags};
+ }
+
+ Status<int> GetSurfaceId(size_t surface_index) {
+ int surface_id;
+ const int ret = dvrSurfaceStateGetSurfaceId(surface_state_.get(),
+ surface_index, &surface_id);
+ if (ret < 0)
+ return ErrorStatus(-ret);
+ else
+ return {surface_id};
+ }
+
+ Status<int> GetProcessId(size_t surface_index) {
+ int process_id;
+ const int ret = dvrSurfaceStateGetProcessId(surface_state_.get(),
+ surface_index, &process_id);
+ if (ret < 0)
+ return ErrorStatus(-ret);
+ else
+ return {process_id};
+ }
+
+ Status<std::vector<DvrSurfaceAttribute>> GetAttributes(size_t surface_index) {
+ std::vector<DvrSurfaceAttribute> attributes;
+ size_t count = 0;
+ const int ret = dvrSurfaceStateGetAttributeCount(surface_state_.get(),
+ surface_index, &count);
+ if (ret < 0)
+ return ErrorStatus(-ret);
+
+ attributes.resize(count);
+ const ssize_t return_count = dvrSurfaceStateGetAttributes(
+ surface_state_.get(), surface_index, attributes.data(), count);
+ if (return_count < 0)
+ return ErrorStatus(-return_count);
+
+ attributes.resize(return_count);
+ return {std::move(attributes)};
+ }
+
+ Status<std::vector<int>> GetQueueIds(size_t surface_index) {
+ std::vector<int> queue_ids;
+ size_t count = 0;
+ const int ret = dvrSurfaceStateGetQueueCount(surface_state_.get(),
+ surface_index, &count);
+ if (ret < 0)
+ return ErrorStatus(-ret);
+
+ if (count > 0) {
+ queue_ids.resize(count);
+ const ssize_t return_count = dvrSurfaceStateGetQueueIds(
+ surface_state_.get(), surface_index, queue_ids.data(), count);
+ if (return_count < 0)
+ return ErrorStatus(-return_count);
+
+ queue_ids.resize(return_count);
+ }
+
+ return {std::move(queue_ids)};
+ }
+
+ private:
+ UniqueDvrDisplayManager display_manager_;
+ UniqueDvrSurfaceState surface_state_;
+
+ // Owned by object in display_manager_, do not explicitly close.
+ int display_manager_event_fd_;
+
+ TestDisplayManager(const TestDisplayManager&) = delete;
+ void operator=(const TestDisplayManager&) = delete;
+};
+
+class DvrDisplayManagerTest : public ::testing::Test {
+ protected:
+ void SetUp() override {
+ int ret;
+ DvrDisplayManager* display_manager;
+ DvrSurfaceState* surface_state;
+
+ ret = dvrDisplayManagerCreate(&display_manager);
+ ASSERT_EQ(0, ret) << "Failed to create display manager client";
+ ASSERT_NE(nullptr, display_manager);
+
+ ret = dvrSurfaceStateCreate(&surface_state);
+ ASSERT_EQ(0, ret) << "Failed to create surface state object";
+ ASSERT_NE(nullptr, surface_state);
+
+ manager_.reset(
+ new TestDisplayManager(UniqueDvrDisplayManager(display_manager),
+ UniqueDvrSurfaceState(surface_state)));
+ }
+ void TearDown() override {}
+
+ std::unique_ptr<TestDisplayManager> manager_;
+};
+
+// TODO(eieio): Consider moving these somewhere more central because they are
+// broadly useful.
+
+template <typename T>
+testing::AssertionResult StatusOk(const char* status_expression,
+ const Status<T>& status) {
+ if (!status.ok()) {
+ return testing::AssertionFailure()
+ << "(" << status_expression
+ << ") expected to indicate success but actually contains error ("
+ << status.error() << ")";
+ } else {
+ return testing::AssertionSuccess();
+ }
+}
+
+template <typename T>
+testing::AssertionResult StatusError(const char* status_expression,
+ const Status<T>& status) {
+ if (status.ok()) {
+ return testing::AssertionFailure()
+ << "(" << status_expression
+ << ") expected to indicate error but instead indicates success.";
+ } else {
+ return testing::AssertionSuccess();
+ }
+}
+
+template <typename T>
+testing::AssertionResult StatusHasError(const char* status_expression,
+ const char* /*error_code_expression*/,
+ const Status<T>& status,
+ int error_code) {
+ if (status.ok()) {
+ return StatusError(status_expression, status);
+ } else if (status.error() != error_code) {
+ return testing::AssertionFailure()
+ << "(" << status_expression << ") expected to indicate error ("
+ << error_code << ") but actually indicates error (" << status.error()
+ << ")";
+ } else {
+ return testing::AssertionSuccess();
+ }
+}
+
+template <typename T, typename U>
+testing::AssertionResult StatusHasValue(const char* status_expression,
+ const char* /*value_expression*/,
+ const Status<T>& status,
+ const U& value) {
+ if (!status.ok()) {
+ return StatusOk(status_expression, status);
+ } else if (status.get() != value) {
+ return testing::AssertionFailure()
+ << "(" << status_expression << ") expected to contain value ("
+ << testing::PrintToString(value) << ") but actually contains value ("
+ << testing::PrintToString(status.get()) << ")";
+ } else {
+ return testing::AssertionSuccess();
+ }
+}
+
+template <typename T, typename Op>
+testing::AssertionResult StatusPred(const char* status_expression,
+ const char* pred_expression,
+ const Status<T>& status, Op pred) {
+ if (!status.ok()) {
+ return StatusOk(status_expression, status);
+ } else if (!pred(status.get())) {
+ return testing::AssertionFailure()
+ << status_expression << " value ("
+ << testing::PrintToString(status.get())
+ << ") failed to pass predicate " << pred_expression;
+ } else {
+ return testing::AssertionSuccess();
+ }
+}
+
+#define ASSERT_STATUS_OK(status) ASSERT_PRED_FORMAT1(StatusOk, status)
+#define ASSERT_STATUS_ERROR(status) ASSERT_PRED_FORMAT1(StatusError, status)
+
+#define ASSERT_STATUS_ERROR_VALUE(value, status) \
+ ASSERT_PRED_FORMAT2(StatusHasError, status, value)
+
+#define ASSERT_STATUS_EQ(value, status) \
+ ASSERT_PRED_FORMAT2(StatusHasValue, status, value)
+
+#define EXPECT_STATUS_OK(status) EXPECT_PRED_FORMAT1(StatusOk, status)
+#define EXPECT_STATUS_ERROR(status) EXPECT_PRED_FORMAT1(StatusError, status)
+
+#define EXPECT_STATUS_ERROR_VALUE(value, status) \
+ EXPECT_PRED_FORMAT2(StatusHasError, status, value)
+
+#define EXPECT_STATUS_EQ(value, status) \
+ EXPECT_PRED_FORMAT2(StatusHasValue, status, value)
+
+#define EXPECT_STATUS_PRED(pred, status) \
+ EXPECT_PRED_FORMAT2(StatusPred, status, pred)
+
+#if 0
+// Verify utility predicate/macro functionality. This section is commented out
+// because it is designed to fail in some cases to validate the helpers.
+TEST_F(DvrDisplayManagerTest, ExpectVoid) {
+ Status<void> status_error{ErrorStatus{EINVAL}};
+ Status<void> status_ok{};
+
+ EXPECT_STATUS_ERROR(status_error);
+ EXPECT_STATUS_ERROR(status_ok);
+ EXPECT_STATUS_OK(status_error);
+ EXPECT_STATUS_OK(status_ok);
+
+ EXPECT_STATUS_ERROR_VALUE(EINVAL, status_error);
+ EXPECT_STATUS_ERROR_VALUE(ENOMEM, status_error);
+ EXPECT_STATUS_ERROR_VALUE(EINVAL, status_ok);
+ EXPECT_STATUS_ERROR_VALUE(ENOMEM, status_ok);
+}
+
+TEST_F(DvrDisplayManagerTest, ExpectInt) {
+ Status<int> status_error{ErrorStatus{EINVAL}};
+ Status<int> status_ok{10};
+
+ EXPECT_STATUS_ERROR(status_error);
+ EXPECT_STATUS_ERROR(status_ok);
+ EXPECT_STATUS_OK(status_error);
+ EXPECT_STATUS_OK(status_ok);
+
+ EXPECT_STATUS_ERROR_VALUE(EINVAL, status_error);
+ EXPECT_STATUS_ERROR_VALUE(ENOMEM, status_error);
+ EXPECT_STATUS_ERROR_VALUE(EINVAL, status_ok);
+ EXPECT_STATUS_ERROR_VALUE(ENOMEM, status_ok);
+
+ EXPECT_STATUS_EQ(10, status_error);
+ EXPECT_STATUS_EQ(20, status_error);
+ EXPECT_STATUS_EQ(10, status_ok);
+ EXPECT_STATUS_EQ(20, status_ok);
+
+ auto pred1 = [](const auto& value) { return value < 15; };
+ auto pred2 = [](const auto& value) { return value > 5; };
+ auto pred3 = [](const auto& value) { return value > 15; };
+ auto pred4 = [](const auto& value) { return value < 5; };
+
+ EXPECT_STATUS_PRED(pred1, status_error);
+ EXPECT_STATUS_PRED(pred2, status_error);
+ EXPECT_STATUS_PRED(pred3, status_error);
+ EXPECT_STATUS_PRED(pred4, status_error);
+ EXPECT_STATUS_PRED(pred1, status_ok);
+ EXPECT_STATUS_PRED(pred2, status_ok);
+ EXPECT_STATUS_PRED(pred3, status_ok);
+ EXPECT_STATUS_PRED(pred4, status_ok);
+}
+#endif
+
+TEST_F(DvrDisplayManagerTest, SurfaceCreateEvent) {
+ // Get surface state and verify there are no surfaces.
+ ASSERT_STATUS_OK(manager_->UpdateSurfaceState());
+ ASSERT_STATUS_EQ(0u, manager_->GetSurfaceCount());
+
+ // Get flags for invalid surface index.
+ EXPECT_STATUS_ERROR_VALUE(EINVAL, manager_->GetUpdateFlags(0));
+
+ // Create an application surface.
+ auto surface_status = CreateApplicationSurface();
+ ASSERT_STATUS_OK(surface_status);
+ UniqueDvrSurface surface = surface_status.take();
+ ASSERT_NE(nullptr, surface.get());
+
+ const int surface_id = dvrSurfaceGetId(surface.get());
+ ASSERT_GE(surface_id, 0);
+
+ // Now there should be one new surface.
+ ASSERT_STATUS_OK(manager_->WaitForUpdate());
+ EXPECT_STATUS_EQ(1u, manager_->GetSurfaceCount());
+
+ // Verify the new surface flag is set.
+ auto check_flags = [](const auto& value) {
+ return value & DVR_SURFACE_UPDATE_FLAGS_NEW_SURFACE;
+ };
+ EXPECT_STATUS_PRED(check_flags, manager_->GetUpdateFlags(0));
+
+ // Verify the surface id matches.
+ EXPECT_STATUS_EQ(surface_id, manager_->GetSurfaceId(0));
+
+ // Verify the owning process of the surface.
+ EXPECT_STATUS_EQ(getpid(), manager_->GetProcessId(0));
+
+ surface.reset();
+
+ ASSERT_STATUS_OK(manager_->WaitForUpdate());
+ EXPECT_STATUS_EQ(0u, manager_->GetSurfaceCount());
+}
+
+TEST_F(DvrDisplayManagerTest, SurfaceAttributeEvent) {
+ // Get surface state and verify there are no surfaces.
+ ASSERT_STATUS_OK(manager_->UpdateSurfaceState());
+ ASSERT_STATUS_EQ(0u, manager_->GetSurfaceCount());
+
+ // Get attributes for an invalid surface index.
+ EXPECT_STATUS_ERROR_VALUE(EINVAL, manager_->GetAttributes(0));
+
+ const bool kInitialVisibility = true;
+ const int32_t kInitialZOrder = 10;
+ auto surface_status =
+ CreateApplicationSurface(kInitialVisibility, kInitialZOrder);
+ ASSERT_STATUS_OK(surface_status);
+ auto surface = surface_status.take();
+ ASSERT_NE(nullptr, surface.get());
+
+ ASSERT_STATUS_OK(manager_->WaitForUpdate());
+ ASSERT_STATUS_EQ(1u, manager_->GetSurfaceCount());
+
+ // Check the initial attribute values.
+ auto attribute_status = manager_->GetAttributes(0);
+ ASSERT_STATUS_OK(attribute_status);
+ auto attributes = attribute_status.take();
+ EXPECT_GE(attributes.size(), 2u);
+
+ const std::set<int32_t> expected_keys = {DVR_SURFACE_ATTRIBUTE_Z_ORDER,
+ DVR_SURFACE_ATTRIBUTE_VISIBLE};
+
+ // Collect all the keys in attributes that match the expected keys.
+ std::set<int32_t> actual_keys;
+ std::for_each(attributes.begin(), attributes.end(),
+ [&expected_keys, &actual_keys](const auto& attribute) {
+ if (expected_keys.find(attribute.key) != expected_keys.end())
+ actual_keys.emplace(attribute.key);
+ });
+
+ // If the sets match then attributes contained at least the expected keys,
+ // even if other keys were also present.
+ EXPECT_EQ(expected_keys, actual_keys);
+}
+
+TEST_F(DvrDisplayManagerTest, SurfaceQueueEvent) {
+ // Create an application surface.
+ auto surface_status = CreateApplicationSurface();
+ ASSERT_STATUS_OK(surface_status);
+ UniqueDvrSurface surface = surface_status.take();
+ ASSERT_NE(nullptr, surface.get());
+
+ const int surface_id = dvrSurfaceGetId(surface.get());
+ ASSERT_GE(surface_id, 0);
+ // Get surface state and verify there is one surface.
+ ASSERT_STATUS_OK(manager_->WaitForUpdate());
+ ASSERT_STATUS_EQ(1u, manager_->GetSurfaceCount());
+
+ // Verify there are no queues for the surface recorded in the state snapshot.
+ EXPECT_STATUS_EQ(std::vector<int>{}, manager_->GetQueueIds(0));
+
+ // Create a new queue in the surface.
+ auto write_queue_status = CreateSurfaceQueue(
+ surface, 320, 240, AHARDWAREBUFFER_FORMAT_R8G8B8A8_UNORM, 1,
+ AHARDWAREBUFFER_USAGE_CPU_READ_RARELY, 1);
+ ASSERT_STATUS_OK(write_queue_status);
+ UniqueDvrWriteBufferQueue write_queue = write_queue_status.take();
+ ASSERT_NE(nullptr, write_queue.get());
+
+ const int queue_id = dvrWriteBufferQueueGetId(write_queue.get());
+ ASSERT_GE(queue_id, 0);
+
+ // Update surface state.
+ ASSERT_STATUS_OK(manager_->WaitForUpdate());
+ ASSERT_STATUS_EQ(1u, manager_->GetSurfaceCount());
+
+ // Verify the buffers changed flag is set.
+ auto check_flags = [](const auto& value) {
+ return value & DVR_SURFACE_UPDATE_FLAGS_BUFFERS_CHANGED;
+ };
+ EXPECT_STATUS_PRED(check_flags, manager_->GetUpdateFlags(0));
+
+ auto queue_ids_status = manager_->GetQueueIds(0);
+ ASSERT_STATUS_OK(queue_ids_status);
+
+ auto queue_ids = queue_ids_status.take();
+ ASSERT_EQ(1u, queue_ids.size());
+ EXPECT_EQ(queue_id, queue_ids[0]);
+
+ auto read_queue_status = manager_->GetReadBufferQueue(surface_id, queue_id);
+ ASSERT_STATUS_OK(read_queue_status);
+ UniqueDvrReadBufferQueue read_queue = read_queue_status.take();
+ ASSERT_NE(nullptr, read_queue.get());
+ EXPECT_EQ(queue_id, dvrReadBufferQueueGetId(read_queue.get()));
+
+ write_queue.reset();
+
+ // Verify that destroying the queue generates a surface update event.
+ ASSERT_STATUS_OK(manager_->WaitForUpdate());
+ ASSERT_STATUS_EQ(1u, manager_->GetSurfaceCount());
+
+ // Verify that the buffers changed flag is set.
+ EXPECT_STATUS_PRED(check_flags, manager_->GetUpdateFlags(0));
+
+ // Verify that the queue ids reflect the change.
+ queue_ids_status = manager_->GetQueueIds(0);
+ ASSERT_STATUS_OK(queue_ids_status);
+
+ queue_ids = queue_ids_status.take();
+ ASSERT_EQ(0u, queue_ids.size());
+}
+
+TEST_F(DvrDisplayManagerTest, MultiLayerBufferQueue) {
+ // Create an application surface.
+ auto surface_status = CreateApplicationSurface();
+ ASSERT_STATUS_OK(surface_status);
+ UniqueDvrSurface surface = surface_status.take();
+ ASSERT_NE(nullptr, surface.get());
+
+ // Get surface state and verify there is one surface.
+ ASSERT_STATUS_OK(manager_->WaitForUpdate());
+ ASSERT_STATUS_EQ(1u, manager_->GetSurfaceCount());
+
+ // Create a new queue in the surface.
+ const uint32_t kLayerCount = 3;
+ auto write_queue_status = CreateSurfaceQueue(
+ surface, 320, 240, AHARDWAREBUFFER_FORMAT_R8G8B8A8_UNORM, kLayerCount,
+ AHARDWAREBUFFER_USAGE_CPU_READ_RARELY, 1);
+ ASSERT_STATUS_OK(write_queue_status);
+ UniqueDvrWriteBufferQueue write_queue = write_queue_status.take();
+ ASSERT_NE(nullptr, write_queue.get());
+
+ DvrWriteBuffer* buffer = nullptr;
+ dvrWriteBufferCreateEmpty(&buffer);
+ int fence_fd = -1;
+ int error =
+ dvrWriteBufferQueueDequeue(write_queue.get(), 1000, buffer, &fence_fd);
+ ASSERT_EQ(0, error);
+
+ AHardwareBuffer* hardware_buffer = nullptr;
+ error = dvrWriteBufferGetAHardwareBuffer(buffer, &hardware_buffer);
+ ASSERT_EQ(0, error);
+
+ AHardwareBuffer_Desc desc = {};
+ AHardwareBuffer_describe(hardware_buffer, &desc);
+ ASSERT_EQ(kLayerCount, desc.layers);
+
+ AHardwareBuffer_release(hardware_buffer);
+ dvrWriteBufferDestroy(buffer);
+}
+
+} // namespace
+
+} // namespace dvr
+} // namespace android
diff --git a/libs/vr/libdvr/tests/dvr_named_buffer-test.cpp b/libs/vr/libdvr/tests/dvr_named_buffer-test.cpp
index caf20a5..e65f6d5 100644
--- a/libs/vr/libdvr/tests/dvr_named_buffer-test.cpp
+++ b/libs/vr/libdvr/tests/dvr_named_buffer-test.cpp
@@ -1,6 +1,6 @@
#include <android/hardware_buffer.h>
-#include <dvr/display_manager_client.h>
#include <dvr/dvr_buffer.h>
+#include <dvr/dvr_display_manager.h>
#include <dvr/dvr_surface.h>
#include <system/graphics.h>
@@ -15,28 +15,31 @@
class DvrNamedBufferTest : public ::testing::Test {
protected:
void SetUp() override {
- client_ = dvrDisplayManagerClientCreate();
+ const int ret = dvrDisplayManagerCreate(&client_);
+ ASSERT_EQ(0, ret);
ASSERT_NE(nullptr, client_);
}
void TearDown() override {
- if (client_ != nullptr) {
- dvrDisplayManagerClientDestroy(client_);
- client_ = nullptr;
- }
+ dvrDisplayManagerDestroy(client_);
+ client_ = nullptr;
}
- DvrDisplayManagerClient* client_ = nullptr;
+ DvrDisplayManager* client_ = nullptr;
};
TEST_F(DvrNamedBufferTest, TestNamedBuffersSameName) {
const char* buffer_name = "same_name";
- DvrBuffer* buffer1 =
- dvrDisplayManagerSetupNamedBuffer(client_, buffer_name, 10, 0, 0);
+ DvrBuffer* buffer1 = nullptr;
+ int ret1 =
+ dvrDisplayManagerSetupNamedBuffer(client_, buffer_name, 10, 0, &buffer1);
+ ASSERT_EQ(0, ret1);
ASSERT_NE(nullptr, buffer1);
- DvrBuffer* buffer2 =
- dvrDisplayManagerSetupNamedBuffer(client_, buffer_name, 10, 0, 0);
+ DvrBuffer* buffer2 = nullptr;
+ int ret2 =
+ dvrDisplayManagerSetupNamedBuffer(client_, buffer_name, 10, 0, &buffer2);
+ ASSERT_EQ(0, ret1);
ASSERT_NE(nullptr, buffer2);
AHardwareBuffer* hardware_buffer1 = nullptr;
@@ -73,7 +76,7 @@
ASSERT_EQ(0, e3);
AHardwareBuffer* hardware_buffer3 = nullptr;
- int e4 = dvrBufferGetAHardwareBuffer(buffer2, &hardware_buffer3);
+ int e4 = dvrBufferGetAHardwareBuffer(buffer3, &hardware_buffer3);
ASSERT_EQ(0, e4);
ASSERT_NE(nullptr, hardware_buffer3);
@@ -95,13 +98,17 @@
TEST_F(DvrNamedBufferTest, TestMultipleNamedBuffers) {
const char* buffer_name1 = "test1";
const char* buffer_name2 = "test2";
- DvrBuffer* setup_buffer1 =
- dvrDisplayManagerSetupNamedBuffer(client_, buffer_name1, 10, 0, 0);
+ DvrBuffer* setup_buffer1 = nullptr;
+ int ret1 = dvrDisplayManagerSetupNamedBuffer(client_, buffer_name1, 10, 0,
+ &setup_buffer1);
+ ASSERT_EQ(0, ret1);
ASSERT_NE(nullptr, setup_buffer1);
dvrBufferDestroy(setup_buffer1);
- DvrBuffer* setup_buffer2 =
- dvrDisplayManagerSetupNamedBuffer(client_, buffer_name2, 10, 0, 0);
+ DvrBuffer* setup_buffer2 = nullptr;
+ int ret2 = dvrDisplayManagerSetupNamedBuffer(client_, buffer_name2, 10, 0,
+ &setup_buffer2);
+ ASSERT_EQ(0, ret2);
ASSERT_NE(nullptr, setup_buffer2);
dvrBufferDestroy(setup_buffer2);
@@ -126,11 +133,13 @@
// GRALLOC1_CONSUMER_USAGE_VIDEO_ENCODER, and these two values are different.
// If all is good, when we get the AHardwareBuffer, it should be converted
// back to AHARDWAREBUFFER_USAGE_VIDEO_ENCODE.
- const int64_t usage = AHARDWAREBUFFER_USAGE_VIDEO_ENCODE;
+ const uint64_t usage = AHARDWAREBUFFER_USAGE_VIDEO_ENCODE;
- DvrBuffer* setup_buffer =
- dvrDisplayManagerSetupNamedBuffer(client_, buffer_name, 10, usage, 0);
+ DvrBuffer* setup_buffer = nullptr;
+ int e1 = dvrDisplayManagerSetupNamedBuffer(client_, buffer_name, 10, usage,
+ &setup_buffer);
ASSERT_NE(nullptr, setup_buffer);
+ ASSERT_EQ(0, e1);
AHardwareBuffer* hardware_buffer = nullptr;
int e2 = dvrBufferGetAHardwareBuffer(setup_buffer, &hardware_buffer);
@@ -139,14 +148,12 @@
AHardwareBuffer_Desc desc = {};
AHardwareBuffer_describe(hardware_buffer, &desc);
-
- ASSERT_EQ(desc.usage, AHARDWAREBUFFER_USAGE_VIDEO_ENCODE);
+ ASSERT_EQ(usage, desc.usage);
dvrBufferDestroy(setup_buffer);
AHardwareBuffer_release(hardware_buffer);
}
-
} // namespace
} // namespace dvr
diff --git a/libs/vr/libdvr/vsync_client_api.cpp b/libs/vr/libdvr/vsync_client_api.cpp
deleted file mode 100644
index dbddd3d..0000000
--- a/libs/vr/libdvr/vsync_client_api.cpp
+++ /dev/null
@@ -1,24 +0,0 @@
-#include "include/dvr/vsync_client_api.h"
-
-#include <private/dvr/vsync_client.h>
-
-extern "C" {
-
-dvr_vsync_client* dvr_vsync_client_create() {
- auto client = android::dvr::VSyncClient::Create();
- return static_cast<dvr_vsync_client*>(client.release());
-}
-
-void dvr_vsync_client_destroy(dvr_vsync_client* client) {
- delete static_cast<android::dvr::VSyncClient*>(client);
-}
-
-int dvr_vsync_client_get_sched_info(dvr_vsync_client* client,
- int64_t* vsync_period_ns,
- int64_t* next_timestamp_ns,
- uint32_t* next_vsync_count) {
- return static_cast<android::dvr::VSyncClient*>(client)->GetSchedInfo(
- vsync_period_ns, next_timestamp_ns, next_vsync_count);
-}
-
-} // extern "C"
diff --git a/libs/vr/libdvrcommon/Android.bp b/libs/vr/libdvrcommon/Android.bp
index eb78348..527cdbd 100644
--- a/libs/vr/libdvrcommon/Android.bp
+++ b/libs/vr/libdvrcommon/Android.bp
@@ -12,11 +12,6 @@
// See the License for the specific language governing permissions and
// limitations under the License.
-sourceFiles = [
- "frame_time_history.cpp",
- "sync_util.cpp",
-]
-
localIncludeFiles = [
"include",
]
@@ -40,7 +35,6 @@
]
cc_library {
- srcs: sourceFiles,
local_include_dirs: localIncludeFiles,
cflags: [
@@ -49,8 +43,6 @@
],
export_include_dirs: localIncludeFiles,
- shared_libs: sharedLibraries,
- static_libs: staticLibraries,
header_libs: headerLibraries,
export_header_lib_headers: headerLibraries,
diff --git a/libs/vr/libdvrcommon/frame_time_history.cpp b/libs/vr/libdvrcommon/frame_time_history.cpp
deleted file mode 100644
index d4718a9..0000000
--- a/libs/vr/libdvrcommon/frame_time_history.cpp
+++ /dev/null
@@ -1,37 +0,0 @@
-#include <private/dvr/frame_time_history.h>
-
-#include <log/log.h>
-
-namespace android {
-namespace dvr {
-
-void FrameTimeHistory::AddSample(int64_t frame_time) {
- if (size_ == frame_times_.size()) {
- int64_t expired_frame_time = frame_times_[start_];
- frame_times_[start_] = frame_time;
- start_ = (start_ + 1) % frame_times_.size();
- total_frame_time_ -= expired_frame_time;
- } else {
- frame_times_[(start_ + size_) % frame_times_.size()] = frame_time;
- size_++;
- }
- total_frame_time_ += frame_time;
-}
-
-int FrameTimeHistory::GetSampleCount() const { return size_; }
-
-int64_t FrameTimeHistory::GetAverage() const {
- LOG_ALWAYS_FATAL_IF(size_ == 0);
- return total_frame_time_ / size_;
-}
-
-void FrameTimeHistory::ResetWithSeed(int64_t frame_time_seed) {
- start_ = 0;
- size_ = frame_times_.size();
- for (size_t i = 0; i < size_; ++i)
- frame_times_[i] = frame_time_seed;
- total_frame_time_ = frame_time_seed * size_;
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libdvrcommon/include/private/dvr/epoll_file_descriptor.h b/libs/vr/libdvrcommon/include/private/dvr/epoll_file_descriptor.h
index 91e12c5..099a409 100644
--- a/libs/vr/libdvrcommon/include/private/dvr/epoll_file_descriptor.h
+++ b/libs/vr/libdvrcommon/include/private/dvr/epoll_file_descriptor.h
@@ -52,6 +52,8 @@
return ret;
}
+ int Get() const { return fd_.get(); }
+
private:
base::unique_fd fd_;
};
diff --git a/libs/vr/libdvrcommon/include/private/dvr/frame_time_history.h b/libs/vr/libdvrcommon/include/private/dvr/frame_time_history.h
deleted file mode 100644
index 008c636..0000000
--- a/libs/vr/libdvrcommon/include/private/dvr/frame_time_history.h
+++ /dev/null
@@ -1,33 +0,0 @@
-#ifndef ANDROID_DVR_FRAME_TIME_HISTORY_H_
-#define ANDROID_DVR_FRAME_TIME_HISTORY_H_
-
-#include <stdint.h>
-
-#include <array>
-
-namespace android {
-namespace dvr {
-
-// Maintains frame time history and provides averaging utility methods.
-class FrameTimeHistory {
- public:
- void AddSample(int64_t frame_time);
- int GetSampleCount() const;
- int64_t GetAverage() const;
- float GetAverageFps() const {
- return 1000000000.0f / static_cast<float>(GetAverage());
- }
- void ResetWithSeed(int64_t frame_time_seed);
-
- private:
- static constexpr int kFrameTimeHistoryNumSamples = 30;
- std::array<int64_t, kFrameTimeHistoryNumSamples> frame_times_;
- int start_ = 0;
- size_t size_ = 0;
- int64_t total_frame_time_ = 0;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_FRAME_TIME_HISTORY_H_
diff --git a/libs/vr/libdvrcommon/include/private/dvr/platform_defines.h b/libs/vr/libdvrcommon/include/private/dvr/platform_defines.h
deleted file mode 100644
index 2176903..0000000
--- a/libs/vr/libdvrcommon/include/private/dvr/platform_defines.h
+++ /dev/null
@@ -1,17 +0,0 @@
-#ifndef ANDROID_DVR_PLATFORM_DEFINES_H_
-#define ANDROID_DVR_PLATFORM_DEFINES_H_
-
-#include <hardware/gralloc1.h>
-// Platform-specific macros and defines.
-
-// QCOM's GRALLOC_USAGE_PRIVATE_ALLOC_UBWC usage bits.
-#define GRALLOC_USAGE_QCOM_FRAMEBUFFER_COMPRESSION GRALLOC_USAGE_PRIVATE_1 | GRALLOC1_PRODUCER_USAGE_PRIVATE_0
-
-// QCOM bit to use the ADSP heap. This carveout heap is accessible to Linux,
-// Hexagon DSPs, and the GPU.
-#define GRALLOC_USAGE_PRIVATE_ADSP_HEAP 0x01000000
-
-// Force a gralloc buffer to get the uncached ION option set.
-#define GRALLOC_USAGE_PRIVATE_UNCACHED 0x02000000
-
-#endif // ANDROID_DVR_PLATFORM_DEFINES_H_
diff --git a/libs/vr/libdvrcommon/include/private/dvr/sync_util.h b/libs/vr/libdvrcommon/include/private/dvr/sync_util.h
deleted file mode 100644
index c6911bc..0000000
--- a/libs/vr/libdvrcommon/include/private/dvr/sync_util.h
+++ /dev/null
@@ -1,31 +0,0 @@
-#ifndef ANDROID_DVR_SYNC_UTIL_H_
-#define ANDROID_DVR_SYNC_UTIL_H_
-
-#include <cstdint>
-#include <type_traits>
-
-namespace android {
-namespace dvr {
-
-constexpr size_t kFenceInfoBufferSize = 4096;
-
-// This buffer is eventually mapped to a sync_fence_info_data struct (from
-// sync.h), whose largest member is a uint32_t. We align to 8 bytes to be extra
-// cautious.
-using FenceInfoBuffer = std::aligned_storage<kFenceInfoBufferSize, 8>::type;
-
-// Get fence info. Internally this works just like sync_fence_info(), except the
-// caller supplies a memory buffer instead of allocating memory.
-// On success, returns 0. On error, -1 is returned, and errno is set.
-int GetSyncFenceInfo(int fence_fd, FenceInfoBuffer* buffer);
-
-// Returns the timestamp when the fence was first signaled. buffer is used as
-// described in GetSyncFenceInfo().
-// On success, returns 0. On error, -1 is returned, and errno is set.
-int GetFenceSignaledTimestamp(int fence_fd, FenceInfoBuffer* buffer,
- int64_t* timestamp);
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_SYNC_UTIL_H_
diff --git a/libs/vr/libdvrcommon/sync_util.cpp b/libs/vr/libdvrcommon/sync_util.cpp
deleted file mode 100644
index 3637936..0000000
--- a/libs/vr/libdvrcommon/sync_util.cpp
+++ /dev/null
@@ -1,87 +0,0 @@
-#include "include/private/dvr/sync_util.h"
-
-#include <errno.h>
-#include <sys/ioctl.h>
-
-// TODO: http://b/33239638 Move GetSyncFenceInfo() into upstream libsync instead
-// of duplicating functionality and structure definitions from it.
-struct sync_fence_info_data {
- uint32_t len;
- char name[32];
- int32_t status;
- uint8_t pt_info[0];
-};
-
-struct sync_pt_info {
- uint32_t len;
- char obj_name[32];
- char driver_name[32];
- int32_t status;
- uint64_t timestamp_ns;
- uint8_t driver_data[0];
-};
-
-#define SYNC_IOC_MAGIC '>'
-#define SYNC_IOC_WAIT _IOW(SYNC_IOC_MAGIC, 0, __s32)
-#define SYNC_IOC_MERGE _IOWR(SYNC_IOC_MAGIC, 1, struct sync_merge_data)
-#define SYNC_IOC_FENCE_INFO _IOWR(SYNC_IOC_MAGIC, 2, struct sync_fence_info_data)
-
-namespace android {
-namespace dvr {
-
-namespace {
-
-// This is copied from sync_pt_info() in libsync/sync.c. It's been cleaned up to
-// remove lint warnings.
-sync_pt_info* GetSyncPtInfo(sync_fence_info_data* info, sync_pt_info* itr) {
- if (itr == nullptr)
- itr = reinterpret_cast<sync_pt_info*>(info->pt_info);
- else
- itr = reinterpret_cast<sync_pt_info*>(reinterpret_cast<uint8_t*>(itr) +
- itr->len);
-
- if (reinterpret_cast<uint8_t*>(itr) - reinterpret_cast<uint8_t*>(info) >=
- static_cast<int>(info->len))
- return nullptr;
-
- return itr;
-}
-
-} // namespace
-
-int GetSyncFenceInfo(int fence_fd, FenceInfoBuffer* buffer) {
- // If the implementation of sync_fence_info() in libsync/sync.c changes, this
- // function should be changed to match.
- if (buffer == nullptr) {
- errno = EINVAL;
- return -1;
- }
-
- sync_fence_info_data* fence_info =
- reinterpret_cast<sync_fence_info_data*>(buffer);
- fence_info->len = kFenceInfoBufferSize;
- return ioctl(fence_fd, SYNC_IOC_FENCE_INFO, fence_info);
-}
-
-int GetFenceSignaledTimestamp(int fence_fd, FenceInfoBuffer* buffer,
- int64_t* timestamp) {
- int result = GetSyncFenceInfo(fence_fd, buffer);
- if (result < 0)
- return result;
-
- sync_fence_info_data* fence_info =
- reinterpret_cast<sync_fence_info_data*>(buffer);
- struct sync_pt_info* pt_info = nullptr;
- while ((pt_info = GetSyncPtInfo(fence_info, pt_info)) != nullptr) {
- if (pt_info->status == 1) {
- *timestamp = pt_info->timestamp_ns;
- return 0;
- }
- }
-
- errno = EAGAIN;
- return -1;
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libdvrgraphics/Android.bp b/libs/vr/libdvrgraphics/Android.bp
deleted file mode 100644
index 73a8bf8..0000000
--- a/libs/vr/libdvrgraphics/Android.bp
+++ /dev/null
@@ -1,45 +0,0 @@
-
-
-sourceFiles = [
- "blur.cpp",
- "debug_text.cpp",
- "egl_image.cpp",
- "gpu_profiler.cpp",
- "shader_program.cpp",
- "timer_query.cpp",
- "vr_gl_extensions.cpp",
-]
-
-localIncludeFiles = [
- "include",
-]
-
-staticLibraries = [
- "libbufferhub",
- "libdvrcommon",
- "libpdx_default_transport",
-]
-
-sharedLibraries = [
- "libcutils",
- "libbase",
- "libEGL",
- "libGLESv2",
- "libpng",
- "liblog",
-]
-
-cc_library_static {
- srcs: sourceFiles,
- cflags: [
- "-DGL_GLEXT_PROTOTYPES",
- "-DEGL_EGLEXT_PROTOTYPES",
- ],
- export_include_dirs: localIncludeFiles,
- shared_libs: sharedLibraries,
- static_libs: staticLibraries,
- // Rather than add this header-file-only library to all users of libdvrgraphics,
- // include it here.
- whole_static_libs: ["libarect"],
- name: "libdvrgraphics",
-}
diff --git a/libs/vr/libdvrgraphics/assets/controller_proto2.png b/libs/vr/libdvrgraphics/assets/controller_proto2.png
deleted file mode 100644
index ffcb646..0000000
--- a/libs/vr/libdvrgraphics/assets/controller_proto2.png
+++ /dev/null
Binary files differ
diff --git a/libs/vr/libdvrgraphics/assets/controller_proto2_body.obj b/libs/vr/libdvrgraphics/assets/controller_proto2_body.obj
deleted file mode 100644
index 4e54900..0000000
--- a/libs/vr/libdvrgraphics/assets/controller_proto2_body.obj
+++ /dev/null
@@ -1,5018 +0,0 @@
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diff --git a/libs/vr/libdvrgraphics/assets/controller_proto2_button.obj b/libs/vr/libdvrgraphics/assets/controller_proto2_button.obj
deleted file mode 100644
index 2057c27..0000000
--- a/libs/vr/libdvrgraphics/assets/controller_proto2_button.obj
+++ /dev/null
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diff --git a/libs/vr/libdvrgraphics/assets/controller_proto2_button2.obj b/libs/vr/libdvrgraphics/assets/controller_proto2_button2.obj
deleted file mode 100644
index 2f3bd1e..0000000
--- a/libs/vr/libdvrgraphics/assets/controller_proto2_button2.obj
+++ /dev/null
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diff --git a/libs/vr/libdvrgraphics/assets/controller_proto2_joystick.obj b/libs/vr/libdvrgraphics/assets/controller_proto2_joystick.obj
deleted file mode 100644
index c4daae3..0000000
--- a/libs/vr/libdvrgraphics/assets/controller_proto2_joystick.obj
+++ /dev/null
@@ -1,556 +0,0 @@
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index 7b87239..0000000
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diff --git a/libs/vr/libdvrgraphics/assets/laser.obj b/libs/vr/libdvrgraphics/assets/laser.obj
deleted file mode 100644
index 32737e4..0000000
--- a/libs/vr/libdvrgraphics/assets/laser.obj
+++ /dev/null
@@ -1,28 +0,0 @@
-# This file uses centimeters as units for non-parametric coordinates.
-
-v -0.010000 -0.000000 -1.000000
-v 0.010000 -0.000000 -1.000000
-v -0.010000 -0.000000 0.000000
-v 0.010000 -0.000000 0.000000
-v 0.000000 0.010000 -1.000000
-v 0.000000 -0.010000 -1.000000
-v 0.000000 0.010000 -0.000000
-v 0.000000 -0.010000 0.000000
-vt 0.000000 0.000000
-vt 1.000000 0.000000
-vt 0.000000 1.000000
-vt 1.000000 1.000000
-vt 0.000000 0.000000
-vt 1.000000 0.000000
-vt 1.000000 1.000000
-vt 0.000000 1.000000
-vn 0.000000 -1.000000 -0.000000
-vn 0.000000 -1.000000 -0.000000
-vn 0.000000 -1.000000 -0.000000
-vn 0.000000 -1.000000 -0.000000
-vn -1.000000 0.000000 0.000000
-vn -1.000000 0.000000 0.000000
-vn -1.000000 0.000000 0.000000
-vn -1.000000 0.000000 0.000000
-f 1/1/1 2/2/2 4/4/3 3/3/4
-f 5/5/5 6/6/6 8/7/7 7/8/8
diff --git a/libs/vr/libdvrgraphics/assets/laser.png b/libs/vr/libdvrgraphics/assets/laser.png
deleted file mode 100644
index a96c68d..0000000
--- a/libs/vr/libdvrgraphics/assets/laser.png
+++ /dev/null
Binary files differ
diff --git a/libs/vr/libdvrgraphics/blur.cpp b/libs/vr/libdvrgraphics/blur.cpp
deleted file mode 100644
index 90e271e..0000000
--- a/libs/vr/libdvrgraphics/blur.cpp
+++ /dev/null
@@ -1,246 +0,0 @@
-#include "include/private/dvr/graphics/blur.h"
-
-// clang-format off
-#include <EGL/egl.h>
-#include <EGL/eglext.h>
-#include <GLES/gl.h>
-#include <GLES/glext.h>
-#include <GLES2/gl2.h>
-// clang-format on
-#include <hardware/gralloc.h>
-
-#include <string>
-
-#include <log/log.h>
-#include <private/dvr/debug.h>
-#include <private/dvr/graphics/egl_image.h>
-#include <private/dvr/graphics/shader_program.h>
-#include <private/dvr/types.h>
-
-#define POSITION_ATTR 0
-#define OFFSET_BINDING 0
-#define SAMPLER_BINDING 1
-
-namespace {
-
-std::string screen_space_vert_shader = SHADER0([]() { // NOLINT
- layout(location = 0) in vec4 position_uv;
- out vec2 texCoords;
-
- void main() {
- gl_Position = vec4(position_uv.xy, 0.0, 1.0);
- texCoords = position_uv.zw;
- }
-});
-
-std::string kawase_blur_frag_shader = SHADER0([]() { // NOLINT
- precision mediump float;
- layout(location = 0) uniform vec2 uSampleOffsets[4];
- layout(binding = 1) uniform APP_SAMPLER_2D uTexture;
- in vec2 texCoords;
- out vec4 color;
-
- void main() {
- vec2 tc = texCoords;
- color = texture(uTexture, tc + uSampleOffsets[0]);
- color += texture(uTexture, tc + uSampleOffsets[1]);
- color += texture(uTexture, tc + uSampleOffsets[2]);
- color += texture(uTexture, tc + uSampleOffsets[3]);
- color *= (1.0 / 4.0);
- }
-});
-
-constexpr int g_num_samples = 4;
-
-// Modified kernel patterns originally based on:
-// https://software.intel.com/en-us/blogs/2014/07/15/an-investigation-of-fast-real-time-gpu-based-image-blur-algorithms
-// The modification is left and right rotations of the 3rd and 4th patterns.
-const android::dvr::vec2 g_blur_samples[][g_num_samples] = {
- {{0.5f, 0.5f}, {-0.5f, 0.5f}, {0.5f, -0.5f}, {-0.5f, -0.5f}},
- {{1.5f, 1.5f}, {-1.5f, 1.5f}, {1.5f, -1.5f}, {-1.5f, -1.5f}},
- {{2.5f, 1.5f}, {-1.5f, 2.5f}, {1.5f, -2.5f}, {-2.5f, -1.5f}},
- {{2.5f, 3.5f}, {-3.5f, 2.5f}, {3.5f, -2.5f}, {-2.5f, -3.5f}},
- // Last pass disabled, because it is more blur than we need.
- // {{3.5f, 3.5f}, {-3.5f, 3.5f}, {3.5f, -3.5f}, {-3.5f, -3.5f}},
-};
-
-} // namespace
-
-namespace android {
-namespace dvr {
-
-Blur::Blur(int w, int h, GLuint source_texture, GLint source_texture_target,
- GLint target_texture_target, bool is_external, EGLDisplay display,
- int num_blur_outputs)
- : display_(display),
- target_texture_target_(target_texture_target),
- width_(w),
- height_(h),
- fbo_q_free_(1 + num_blur_outputs) {
- LOG_ALWAYS_FATAL_IF(num_blur_outputs <= 0);
- source_fbo_ =
- CreateFbo(w, h, source_texture, source_texture_target, is_external);
- fbo_half_ = CreateFbo(w / 2, h / 2, 0, target_texture_target, is_external);
- // Create the quarter res fbos.
- for (size_t i = 0; i < fbo_q_free_.GetCapacity(); ++i)
- fbo_q_.push_back(
- CreateFbo(w / 4, h / 4, 0, target_texture_target, is_external));
- scale_ = 1.0f;
-}
-
-Blur::~Blur() {
- glFinish();
- glDeleteFramebuffers(1, &source_fbo_.fbo);
- glDeleteFramebuffers(1, &fbo_half_.fbo);
- // Note: source_fbo_.texture is not deleted because it was created externally.
- glDeleteTextures(1, &fbo_half_.texture);
- if (fbo_half_.egl_image)
- eglDestroyImageKHR(display_, fbo_half_.egl_image);
- for (const auto& fbo : fbo_q_) {
- glDeleteFramebuffers(1, &fbo.fbo);
- glDeleteTextures(1, &fbo.texture);
- if (fbo.egl_image)
- eglDestroyImageKHR(display_, fbo.egl_image);
- }
- CHECK_GL();
-}
-
-void Blur::StartFrame() {
- fbo_q_free_.Clear();
- for (const auto& fbo : fbo_q_)
- fbo_q_free_.Append(fbo);
-}
-
-GLuint Blur::DrawBlur(GLuint source_texture) {
- LOG_ALWAYS_FATAL_IF(fbo_q_free_.GetSize() < 2);
-
- // Downsample to half w x half h.
- glBindFramebuffer(GL_READ_FRAMEBUFFER, source_fbo_.fbo);
- glBindFramebuffer(GL_DRAW_FRAMEBUFFER, fbo_half_.fbo);
- glFramebufferTexture2D(GL_READ_FRAMEBUFFER, GL_COLOR_ATTACHMENT0,
- target_texture_target_, source_texture, 0);
- glBlitFramebuffer(0, 0, width_, height_, 0, 0, width_ / 2, height_ / 2,
- GL_COLOR_BUFFER_BIT, GL_LINEAR);
- CHECK_GL();
-
- // Downsample to quarter w x quarter h.
- glBindFramebuffer(GL_READ_FRAMEBUFFER, fbo_half_.fbo);
- Fbo fbo_out = fbo_q_free_.Front();
- fbo_q_free_.PopFront();
- glBindFramebuffer(GL_DRAW_FRAMEBUFFER, fbo_out.fbo);
- glBlitFramebuffer(0, 0, width_ / 2, height_ / 2, 0, 0, width_ / 4,
- height_ / 4, GL_COLOR_BUFFER_BIT, GL_LINEAR);
- glBindFramebuffer(GL_READ_FRAMEBUFFER, 0);
- glBindFramebuffer(GL_DRAW_FRAMEBUFFER, 0);
- CHECK_GL();
-
- // Blur shader is initialized statically to share between multiple blur
- // instances.
- static ShaderProgram kawase_prog[2];
- int prog_index = (target_texture_target_ == GL_TEXTURE_EXTERNAL_OES) ? 1 : 0;
- if (!kawase_prog[prog_index].IsUsable()) {
- std::string prefix = "#version 310 es\n";
- if (target_texture_target_ == GL_TEXTURE_EXTERNAL_OES) {
- prefix += "#extension GL_OES_EGL_image_external_essl3 : require\n";
- prefix += "#define APP_SAMPLER_2D samplerExternalOES\n";
- } else {
- prefix += "#define APP_SAMPLER_2D sampler2D\n";
- }
- std::string vert = prefix + screen_space_vert_shader;
- std::string frag = prefix + kawase_blur_frag_shader;
- kawase_prog[prog_index].Link(vert, frag);
- CHECK_GL();
- }
-
- int blur_w = width_ / 4;
- int blur_h = height_ / 4;
- float pix_w = 1.0f / static_cast<float>(blur_w);
- float pix_h = 1.0f / static_cast<float>(blur_h);
- vec2 pixel_size(pix_w, pix_h);
- constexpr int num_passes = sizeof(g_blur_samples) / sizeof(g_blur_samples[0]);
- vec2 blur_offsets[num_passes][g_num_samples];
- for (int i = 0; i < num_passes; ++i) {
- for (int dir = 0; dir < g_num_samples; ++dir) {
- blur_offsets[i][dir] = pixel_size.array() *
- g_blur_samples[i][dir].array() * scale_;
- }
- }
-
- kawase_prog[prog_index].Use();
-
- vec4 screen_tri_strip[4] = {vec4(-1, 1, 0, 1), vec4(-1, -1, 0, 0),
- vec4(1, 1, 1, 1), vec4(1, -1, 1, 0)};
-
- glViewport(0, 0, blur_w, blur_h);
- glVertexAttribPointer(POSITION_ATTR, 4, GL_FLOAT, GL_FALSE, sizeof(vec4),
- screen_tri_strip);
- glEnableVertexAttribArray(POSITION_ATTR);
- CHECK_GL();
-
- // Ping-pong between fbos from fbo_q_free_ to compute the passes.
- Fbo fbo_in = fbo_out;
- for (int i = 0; i < num_passes; ++i) {
- fbo_out = fbo_q_free_.Front();
- fbo_q_free_.PopFront();
- glBindFramebuffer(GL_FRAMEBUFFER, fbo_out.fbo);
- glActiveTexture(GL_TEXTURE0 + SAMPLER_BINDING);
- glBindTexture(target_texture_target_, fbo_in.texture);
- glUniform2fv(OFFSET_BINDING, 4, &blur_offsets[i][0][0]);
- glClear(GL_COLOR_BUFFER_BIT);
- glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
- CHECK_GL();
- // Put fbo_in back into the free fbo pool.
- fbo_q_free_.Append(fbo_in);
- // Next iteration's in buffer is this iteration's out buffer.
- fbo_in = fbo_out;
- }
- glDisableVertexAttribArray(POSITION_ATTR);
- glBindTexture(target_texture_target_, 0);
- glUseProgram(0);
- glActiveTexture(GL_TEXTURE0);
- CHECK_GL();
- // fbo_out remains out of the fbo_q_free_ list, since the application will be
- // using it as a texture.
- return fbo_out.texture;
-}
-
-Blur::Fbo Blur::CreateFbo(int w, int h, GLuint source_texture, GLint tex_target,
- bool is_external) {
- Fbo fbo;
- glGenFramebuffers(1, &fbo.fbo);
- if (source_texture) {
- fbo.texture = source_texture;
- } else {
- glGenTextures(1, &fbo.texture);
- }
-
- glBindFramebuffer(GL_FRAMEBUFFER, fbo.fbo);
- CHECK_GL();
-
- if (!source_texture) {
- glBindTexture(tex_target, fbo.texture);
- glTexParameteri(tex_target, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
- glTexParameteri(tex_target, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
- glTexParameteri(tex_target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
- glTexParameteri(tex_target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
- if (is_external) {
- fbo.egl_image =
- CreateEglImage(display_, w, h, HAL_PIXEL_FORMAT_RGBA_8888,
- GRALLOC_USAGE_HW_FB | GRALLOC_USAGE_HW_RENDER);
- glEGLImageTargetTexture2DOES(tex_target, fbo.egl_image);
- } else {
- glTexImage2D(tex_target, 0, GL_RGBA, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE,
- nullptr);
- }
- }
- glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, tex_target,
- fbo.texture, 0);
- CHECK_GL();
- CHECK_GL_FBO();
-
- glBindFramebuffer(GL_FRAMEBUFFER, 0);
- return fbo;
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libdvrgraphics/debug_text.cpp b/libs/vr/libdvrgraphics/debug_text.cpp
deleted file mode 100644
index 1875b14..0000000
--- a/libs/vr/libdvrgraphics/debug_text.cpp
+++ /dev/null
@@ -1,186 +0,0 @@
-#include "include/private/dvr/graphics/debug_text.h"
-
-#include <algorithm>
-
-#include <private/dvr/debug.h>
-
-namespace android {
-namespace dvr {
-namespace {
-
-// 658x11 alpha texture with ascii characters starting with !: "!"#$%&'("...
-// Each character is 7x11 pixels, monospace.
-// clang-format off
-const uint8_t ascii_texture[] = {
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-};
-// clang-format on
-
-constexpr char kTextureFirstChar = '!';
-constexpr char kTextureLastChar = '~';
-constexpr int kTextureTotalChars = kTextureLastChar - kTextureFirstChar + 1;
-constexpr int kCharWidth = 7;
-constexpr int kCharHeight = 11;
-constexpr int kTextureWidth = kTextureTotalChars * kCharWidth;
-constexpr int kTextureHeight = kCharHeight;
-
-std::string vert_shader = SHADER0([]() { // NOLINT
- layout(location = 0) in vec2 position;
- layout(location = 1) in vec2 uv;
-
- out vec2 texCoords;
-
- void main() {
- gl_Position = vec4(position, 0.0, 1.0f);
- texCoords = vec2(uv.x, 1.0 - uv.y);
- }
-});
-
-// Uniform locations used in the following shader
-#define UNIFORM_LOCATION_DIGITS 0
-#define UNIFORM_LOCATION_COLOR 1
-
-std::string frag_shader = SHADER0([]() { // NOLINT
- precision mediump float;
-
- out vec4 color;
- in vec2 texCoords;
- layout(location = 0) uniform sampler2D digitsTexture;
- layout(location = 1) uniform vec4 mixColor;
-
- void main() {
- float alpha = texture(digitsTexture, texCoords).r;
- color = vec4(mixColor.rgb, alpha * mixColor.a);
- }
-});
-
-} // anonymous namespace
-
-void DebugText::SetViewportSize(int viewport_width, int viewport_height) {
- pixel_size_screen_space_ = vec2(2.0f / static_cast<float>(viewport_width),
- 2.0f / static_cast<float>(viewport_height));
-}
-
-DebugText::DebugText(int max_digits, int viewport_width, int viewport_height) {
- max_digits_ = max_digits;
- SetViewportSize(viewport_width, viewport_height);
-
- shader_.Link(vert_shader, frag_shader);
- shader_.Use();
- glUniform1i(UNIFORM_LOCATION_DIGITS, 0);
-
- // Num quads * 6 vertices per quad.
- mesh_.SetVertices(max_digits * 6, nullptr, GL_TRIANGLES, GL_DYNAMIC_DRAW);
-
- glGenTextures(1, &texture_);
- glBindTexture(GL_TEXTURE_2D, texture_);
- glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
- glTexImage2D(GL_TEXTURE_2D, 0, GL_R8, kTextureWidth, kTextureHeight, 0,
- GL_RED, GL_UNSIGNED_BYTE, ascii_texture);
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
- glBindTexture(GL_TEXTURE_2D, 0);
- CHECK_GL();
-}
-
-DebugText::~DebugText() {}
-
-void DebugText::Draw(float x, float y, float scale, float r, float g, float b,
- float a, const char* str, float stereo_offset,
- uint8_t axis) {
- assert(axis < 2);
- shader_.Use();
- glUniform4f(UNIFORM_LOCATION_COLOR, r, g, b, a);
- glActiveTexture(GL_TEXTURE0);
- glBindTexture(GL_TEXTURE_2D, texture_);
- CHECK_GL();
-
- float px = x;
- float py = y;
- float x_advance = scale * static_cast<float>(kCharWidth);
- float y_advance = 0.0f;
- float x_height = 0.0f;
- float y_height = scale * static_cast<float>(kCharHeight);
- if (axis) {
- std::swap(x_advance, y_advance);
- std::swap(x_height, y_height);
- }
- x_advance *= pixel_size_screen_space_[0];
- x_height *= pixel_size_screen_space_[0];
- y_advance *= pixel_size_screen_space_[1];
- y_height *= pixel_size_screen_space_[1];
- int max_digits = stereo_offset != 0.0f ? max_digits_ / 2 : max_digits_;
- int len = std::min(max_digits, static_cast<int>(strlen(str)));
-
- int num_quads = stereo_offset != 0.0f ? len * 2 : len;
- std::tuple<vec2, vec2>* vbo =
- mesh_.Map(GL_MAP_WRITE_BIT | GL_MAP_INVALIDATE_BUFFER_BIT, num_quads * 6);
-
- int v = 0;
- for (int i = 0; i < len; ++i) {
- char digit = str[i];
- if (digit == '\n') {
- if (axis == 0) {
- py += y_height;
- px = x;
- } else {
- px -= x_height;
- py = y;
- }
- continue;
- }
- if (digit < kTextureFirstChar || digit > kTextureLastChar) {
- px += x_advance;
- py += y_advance;
- continue;
- }
-
- int tex_digit = digit - kTextureFirstChar;
-
- // Add screenspace tri vertices in CCW order starting with bottom left.
- float tx =
- static_cast<float>(tex_digit) / static_cast<float>(kTextureTotalChars);
- float tx2 = tx + 1.0f / static_cast<float>(kTextureTotalChars);
- vbo[v * 6 + 0] = {vec2(px, py), vec2(tx, 0.0f)};
- vbo[v * 6 + 1] = {vec2(px + x_advance, py + y_advance), vec2(tx2, 0.0f)};
- vbo[v * 6 + 2] = {
- vec2(px + x_advance + x_height, py + y_advance + y_height),
- vec2(tx2, 1.0f)};
- vbo[v * 6 + 3] = vbo[v * 6 + 0];
- vbo[v * 6 + 4] = vbo[v * 6 + 2];
- vbo[v * 6 + 5] = {vec2(px + x_height, py + y_height), vec2(tx, 1.0f)};
- px += x_advance;
- py += y_advance;
- ++v;
- }
-
- if (stereo_offset != 0.0f) {
- int num_chars = v;
- for (int i = 0; i < num_chars; ++i) {
- for (int j = 0; j < 6; ++j) {
- vbo[v * 6 + j] = vbo[i * 6 + j];
- // The 0th tuple element is the vertex position vec2.
- std::get<0>(vbo[v * 6 + j])[axis] += stereo_offset;
- }
- ++v;
- }
- }
-
- mesh_.Unmap();
-
- mesh_.Draw(v * 6);
- glBindTexture(GL_TEXTURE_2D, texture_);
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libdvrgraphics/egl_image.cpp b/libs/vr/libdvrgraphics/egl_image.cpp
deleted file mode 100644
index 26d68cd..0000000
--- a/libs/vr/libdvrgraphics/egl_image.cpp
+++ /dev/null
@@ -1,22 +0,0 @@
-#include "include/private/dvr/graphics/egl_image.h"
-
-#include <hardware/gralloc.h>
-
-#include <memory>
-
-#include <private/dvr/native_buffer.h>
-
-namespace android {
-namespace dvr {
-
-EGLImageKHR CreateEglImage(EGLDisplay dpy, int width, int height, int format,
- int usage) {
- auto image = std::make_shared<IonBuffer>(width, height, format, usage);
-
- return eglCreateImageKHR(
- dpy, EGL_NO_CONTEXT, EGL_NATIVE_BUFFER_ANDROID,
- static_cast<ANativeWindowBuffer*>(new NativeBuffer(image)), nullptr);
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libdvrgraphics/gpu_profiler.cpp b/libs/vr/libdvrgraphics/gpu_profiler.cpp
deleted file mode 100644
index c8c978d..0000000
--- a/libs/vr/libdvrgraphics/gpu_profiler.cpp
+++ /dev/null
@@ -1,296 +0,0 @@
-#include "include/private/dvr/graphics/gpu_profiler.h"
-
-#include <log/log.h>
-
-#include <private/dvr/clock_ns.h>
-
-namespace android {
-namespace dvr {
-
-namespace {
-
-constexpr int kMaxPendingQueries = 32;
-
-} // anonynmous namespace
-
-static int64_t AdjustTimerQueryToNs(int64_t gpu_time) { return gpu_time; }
-
-void GpuProfiler::TimerData::reset() {
- total_elapsed_ns = 0;
- num_events = 0;
-}
-
-void GpuProfiler::TimerData::print(const char* name) const {
- ALOGI("GPU_TIME[%s]: %f ms", name,
- (float)((double)total_elapsed_ns / 1000000.0 / (double)num_events));
-}
-
-// Enter a scope, records the timestamp for later matching with leave.
-void GpuProfiler::TimerData::enter(int64_t timestamp_ns) {
- entered = true;
- enter_timestamp_ns = timestamp_ns;
-}
-
-// Compute the elapsed time for the scope.
-void GpuProfiler::TimerData::leave(int64_t timestamp_ns, const char* name,
- std::weak_ptr<int64_t> duration_ns,
- int print_period) {
- if (!entered) {
- // We got the leave event but are missing the enter. This can happen if
- // OnPendingQueryOverflow() is called, or if the calls to enter()/leave()
- // aren't properly balanced. Ignore the call but print a warning.
- ALOGW("Ignoring GpuProfiler::TimerData::leave event with no enter event");
- return;
- }
- entered = false;
-
- int64_t elapsed = timestamp_ns - enter_timestamp_ns;
- if (elapsed > 1000 * 1000 * 1000) {
- // More than one second, drop it as invalid data.
- return;
- }
- if (auto out_ns = duration_ns.lock()) {
- *out_ns = elapsed;
- }
- total_elapsed_ns += elapsed;
- if (print_period > 0 && ++num_events >= print_period) {
- print(name);
- reset();
- }
-}
-
-GpuProfiler* GpuProfiler::Get() {
- static GpuProfiler* profiler = new GpuProfiler();
- return profiler;
-}
-
-GpuProfiler::GpuProfiler()
- : enable_gpu_tracing_(true),
- has_gl_context_(false),
- sync_with_cpu_time_(false),
- gl_timer_offset_ns_(0) {
-}
-
-GpuProfiler::~GpuProfiler() { Clear(); }
-
-bool GpuProfiler::IsGpuProfilingSupported() const {
- // TODO(jbates) check for GL_EXT_disjoint_timer_query
- return true;
-}
-
-GLuint GpuProfiler::TryAllocateGlQueryId() {
- if (pending_gpu_queries_.size() >= kMaxPendingQueries)
- OnPendingQueryOverflow();
-
- GLuint query_id = 0;
- if (gl_timer_query_id_pool_.empty()) {
- glGenQueries(1, &query_id);
- } else {
- query_id = gl_timer_query_id_pool_.top();
- gl_timer_query_id_pool_.pop();
- }
- return query_id;
-}
-
-void GpuProfiler::EnterGlScope(const char* scope_name) {
- GLuint query_id = TryAllocateGlQueryId();
- if (query_id != 0) {
- glQueryCounter(query_id, GL_TIMESTAMP_EXT);
- pending_gpu_queries_.push_back(
- GpuTimerQuery(GetSystemClockNs(), scope_name, std::weak_ptr<int64_t>(),
- -1, query_id, GpuTimerQuery::kQueryBeginScope));
- }
-}
-
-void GpuProfiler::LeaveGlScope(const char* scope_name,
- std::weak_ptr<int64_t> duration_ns,
- int print_period) {
- GLuint query_id = TryAllocateGlQueryId();
- if (query_id != 0) {
- glQueryCounter(query_id, GL_TIMESTAMP_EXT);
- pending_gpu_queries_.push_back(
- GpuTimerQuery(GetSystemClockNs(), scope_name, duration_ns, print_period,
- query_id, GpuTimerQuery::kQueryEndScope));
- }
-}
-
-void GpuProfiler::OnGlContextCreated() {
- has_gl_context_ = true;
- gl_timer_offset_ns_ = 0;
- SyncGlTimebase();
-}
-
-void GpuProfiler::OnGlContextDestroyed() {
- has_gl_context_ = false;
- Clear();
-}
-
-void GpuProfiler::Clear() {
- events_.clear();
- for (auto& query : pending_gpu_queries_)
- glDeleteQueries(1, &query.query_id);
- pending_gpu_queries_.clear();
- while (!gl_timer_query_id_pool_.empty()) {
- GLuint id = gl_timer_query_id_pool_.top();
- gl_timer_query_id_pool_.pop();
- glDeleteQueries(1, &id);
- }
-}
-
-void GpuProfiler::OnPendingQueryOverflow() {
- ALOGW("Reached limit of %d pending queries in GpuProfiler."
- " Clearing all queries.", kMaxPendingQueries);
- Clear();
-}
-
-void GpuProfiler::SyncGlTimebase() {
- if (!sync_with_cpu_time_) {
- return;
- }
-
- // Clear disjoint error status.
- // This error status indicates that we need to ignore the result of the
- // timer query because of some kind of disjoint GPU event such as heat
- // throttling.
- GLint disjoint = 0;
- glGetIntegerv(GL_GPU_DISJOINT_EXT, &disjoint);
-
- // Try to get the current GL timestamp. Since the GPU can supposedly fail to
- // produce a timestamp occasionally we try a few times before giving up.
- int attempts_remaining = 3;
- do {
- GLint64 gl_timestamp = 0;
- glGetInteger64v(GL_TIMESTAMP_EXT, &gl_timestamp);
- gl_timestamp = AdjustTimerQueryToNs(gl_timestamp);
-
- // Now get the CPU timebase.
- int64_t cpu_timebase_ns = static_cast<int64_t>(GetSystemClockNs());
-
- disjoint = 0;
- glGetIntegerv(GL_GPU_DISJOINT_EXT, &disjoint);
- if (!disjoint) {
- gl_timer_offset_ns_ = cpu_timebase_ns - gl_timestamp;
- break;
- }
- ALOGW("WARNING: Skipping disjoint GPU timestamp");
- } while (--attempts_remaining > 0);
-
- if (attempts_remaining == 0) {
- ALOGE("ERROR: Failed to sync GL timebase due to disjoint results\n");
- gl_timer_offset_ns_ = 0;
- }
-}
-
-void GpuProfiler::QueryFrameBegin() {
- GLuint begin_frame_id = TryAllocateGlQueryId();
- if (begin_frame_id != 0) {
- glQueryCounter(begin_frame_id, GL_TIMESTAMP_EXT);
- pending_gpu_queries_.push_back(
- GpuTimerQuery(GetSystemClockNs(), 0, std::weak_ptr<int64_t>(), -1,
- begin_frame_id, GpuTimerQuery::kQueryBeginFrame));
- }
-}
-
-void GpuProfiler::PollGlTimerQueries() {
- if (!enabled()) {
- return;
- }
-
-#ifdef ENABLE_DISJOINT_TIMER_IGNORING
- bool has_checked_disjoint = false;
- bool was_disjoint = false;
-#endif
- for (;;) {
- if (pending_gpu_queries_.empty()) {
- // No queries pending.
- return;
- }
-
- GpuTimerQuery query = pending_gpu_queries_.front();
-
- GLint available = 0;
- glGetQueryObjectiv(query.query_id, GL_QUERY_RESULT_AVAILABLE_EXT,
- &available);
- if (!available) {
- // No queries available.
- return;
- }
-
- // Found an available query, remove it from pending queue.
- pending_gpu_queries_.pop_front();
- gl_timer_query_id_pool_.push(query.query_id);
-
-#ifdef ENABLE_DISJOINT_TIMER_IGNORING
- if (!has_checked_disjoint) {
- // Check if we need to ignore the result of the timer query because
- // of some kind of disjoint GPU event such as heat throttling.
- // If so, we ignore all events that are available during this loop.
- has_checked_disjoint = true;
- GLint disjoint_occurred = 0;
- glGetIntegerv(GL_GPU_DISJOINT_EXT, &disjoint_occurred);
- was_disjoint = !!disjoint_occurred;
- if (was_disjoint) {
- ALOGW("Skipping disjoint GPU events");
- }
- }
-
- if (was_disjoint) {
- continue;
- }
-#endif
-
- GLint64 timestamp_ns = 0;
- glGetQueryObjecti64v(query.query_id, GL_QUERY_RESULT_EXT, ×tamp_ns);
- timestamp_ns = AdjustTimerQueryToNs(timestamp_ns);
-
- int64_t adjusted_timestamp_ns;
-
- if (sync_with_cpu_time_) {
- adjusted_timestamp_ns = timestamp_ns + gl_timer_offset_ns_;
-
- if (query.type == GpuTimerQuery::kQueryBeginFrame ||
- query.type == GpuTimerQuery::kQueryBeginScope) {
- if (adjusted_timestamp_ns < query.timestamp_ns) {
- // GPU clock is behind, adjust our offset to correct it.
- gl_timer_offset_ns_ += query.timestamp_ns - adjusted_timestamp_ns;
- adjusted_timestamp_ns = query.timestamp_ns;
- }
- }
- } else {
- adjusted_timestamp_ns = timestamp_ns;
- }
-
- switch (query.type) {
- case GpuTimerQuery::kQueryBeginFrame:
- break;
- case GpuTimerQuery::kQueryBeginScope:
- events_[query.scope_name].enter(adjusted_timestamp_ns);
- break;
- case GpuTimerQuery::kQueryEndScope:
- events_[query.scope_name].leave(adjusted_timestamp_ns, query.scope_name,
- query.duration_ns, query.print_period);
- break;
- }
- }
-}
-
-void GpuProfiler::FinishGlTimerQueries() {
- if (!enabled()) {
- return;
- }
-
- glFlush();
- PollGlTimerQueries();
- int max_iterations = 100;
- while (!pending_gpu_queries_.empty()) {
- if (--max_iterations <= 0) {
- ALOGE("Error: GL timer queries failed to finish.");
- break;
- }
- PollGlTimerQueries();
- usleep(1000);
- }
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libdvrgraphics/include/private/dvr/graphics/blur.h b/libs/vr/libdvrgraphics/include/private/dvr/graphics/blur.h
deleted file mode 100644
index c1c2b91..0000000
--- a/libs/vr/libdvrgraphics/include/private/dvr/graphics/blur.h
+++ /dev/null
@@ -1,86 +0,0 @@
-#ifndef ANDROID_DVR_GRAPHICS_BLUR_H_
-#define ANDROID_DVR_GRAPHICS_BLUR_H_
-
-#include <EGL/egl.h>
-#include <EGL/eglext.h>
-#include <GLES2/gl2.h>
-
-#include <algorithm>
-#include <vector>
-
-#include <private/dvr/ring_buffer.h>
-
-namespace android {
-namespace dvr {
-
-class Blur {
- public:
- // Construct a blur kernel for GL that works on source textures of the given
- // size. The given source_texture is configured for linear filtering.
- // |source_texture_target| is for |source_texture| while
- // |target_texture_target| is used for all the intermediate and output
- // buffers.
- // |num_blur_outputs| determines how many blurs this instance can be used for
- // in a single frame.
- Blur(int w, int h, GLuint source_texture, GLint source_texture_target,
- GLint target_texture_target, bool is_external, EGLDisplay display,
- int num_blur_outputs);
- ~Blur();
-
- // Place all output textures back into the FBO pool for a new frame.
- // Call this at the start of each frame before doing one or more blurs.
- void StartFrame();
-
- // Draw a multipass blur from the given source_texture. The resulting texture
- // is returned. The given source_texture is configured for linear filtering.
- // A segfault will occur if the application calls DrawBlur more times than
- // |num_blur_outputs| without calling StartFrame.
- // It is up to the calling code to change the framebuffer after this method.
- GLuint DrawBlur(GLuint source_texture);
-
- float width() const { return width_; }
- float height() const { return height_; }
- float scale() const { return scale_; }
-
- // Set the scale of the blur, usually between 0 and 1. This is only useful for
- // animation.
- // At the steady state, the scale should be set to 1. To change the steady
- // state blur appearance, the kernel patterns in DrawBlur should be modified
- // instead of using scale.
- void set_scale(float scale) { scale_ = scale; }
-
- // Animate the blur by |delta|. Clamp the result between |low| and |high|.
- // Recommended range is between 0 and 1, but other values will also work.
- void animate(float delta, float low, float high) {
- scale_ += delta;
- scale_ = std::min(high, std::max(low, scale_));
- }
-
- private:
- struct Fbo {
- Fbo() : fbo(0), renderbuffer(0), texture(0), egl_image(0) {}
- GLuint fbo;
- GLuint renderbuffer;
- GLuint texture;
- EGLImageKHR egl_image;
- };
-
- Fbo CreateFbo(int w, int h, GLuint source_texture, GLint tex_target,
- bool is_external);
-
- // EGL display for when target texture format is EGL image.
- EGLDisplay display_;
- GLint target_texture_target_;
- int width_;
- int height_;
- Fbo source_fbo_;
- Fbo fbo_half_;
- std::vector<Fbo> fbo_q_;
- RingBuffer<Fbo> fbo_q_free_;
- float scale_;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_GRAPHICS_BLUR_H_
diff --git a/libs/vr/libdvrgraphics/include/private/dvr/graphics/debug_text.h b/libs/vr/libdvrgraphics/include/private/dvr/graphics/debug_text.h
deleted file mode 100644
index bbe891b..0000000
--- a/libs/vr/libdvrgraphics/include/private/dvr/graphics/debug_text.h
+++ /dev/null
@@ -1,44 +0,0 @@
-#ifndef ANDROID_DVR_GRAPHICS_FPS_GRAPH_H
-#define ANDROID_DVR_GRAPHICS_FPS_GRAPH_H
-
-#include <private/dvr/graphics/mesh.h>
-#include <private/dvr/graphics/shader_program.h>
-
-namespace android {
-namespace dvr {
-
-// Debug text class that draws small text with Open GL.
-class DebugText {
- public:
- DebugText(int max_digits, int viewport_width, int viewport_height);
- ~DebugText();
-
- void SetViewportSize(int viewport_width, int viewport_height);
-
- // Draw text at given screen-space location, scale and color.
- // A |scale| of 1.0 means 1:1 pixel mapping with current viewport size.
- // If |stereo_offset| is not zero, the string will be rendered again
- // with the given offset for stereo rendering. The stereo axis can be on
- // screenspace x or y axis, which is given by |axis| as 0 or 1,
- // respectively. |axis| also determines the direction that text is rendered.
- void Draw(float x, float y, float scale, float r, float g, float b, float a,
- const char* str, float stereo_offset, uint8_t axis);
-
- // Helper that draws green text at render target resolution.
- void Draw(float x, float y, const char* str, float stereo_offset,
- uint8_t axis) {
- Draw(x, y, 1.0f, 0, 1, 0, 1, str, stereo_offset, axis);
- }
-
- private:
- int max_digits_;
- vec2 pixel_size_screen_space_;
- ShaderProgram shader_;
- GLuint texture_;
- Mesh<vec2, vec2> mesh_;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_GRAPHICS_FPS_GRAPH_H
diff --git a/libs/vr/libdvrgraphics/include/private/dvr/graphics/egl_image.h b/libs/vr/libdvrgraphics/include/private/dvr/graphics/egl_image.h
deleted file mode 100644
index 59de61e..0000000
--- a/libs/vr/libdvrgraphics/include/private/dvr/graphics/egl_image.h
+++ /dev/null
@@ -1,21 +0,0 @@
-#ifndef ANDROID_DVR_GRAPHICS_EGL_IMAGE_H_
-#define ANDROID_DVR_GRAPHICS_EGL_IMAGE_H_
-
-#include <EGL/egl.h>
-#include <EGL/eglext.h>
-
-namespace android {
-namespace dvr {
-
-// Create an EGLImage with texture storage defined by the given format and
-// usage flags.
-// For example, to create an RGBA texture for rendering to, specify:
-// format = HAL_PIXEL_FORMAT_RGBA_8888;
-// usage = GRALLOC_USAGE_HW_FB | GRALLOC_USAGE_HW_RENDER;
-EGLImageKHR CreateEglImage(EGLDisplay dpy, int width, int height, int format,
- int usage);
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_GRAPHICS_EGL_IMAGE_H_
diff --git a/libs/vr/libdvrgraphics/include/private/dvr/graphics/gpu_profiler.h b/libs/vr/libdvrgraphics/include/private/dvr/graphics/gpu_profiler.h
deleted file mode 100644
index c6e752b..0000000
--- a/libs/vr/libdvrgraphics/include/private/dvr/graphics/gpu_profiler.h
+++ /dev/null
@@ -1,236 +0,0 @@
-#ifndef ANDROID_DVR_GPU_PROFILER_H_
-#define ANDROID_DVR_GPU_PROFILER_H_
-
-// This file contains classes and macros related to run-time performance
-// profiling of GPU processing.
-
-#include <deque>
-#include <map>
-#include <memory>
-#include <stack>
-#include <vector>
-
-#include <private/dvr/graphics/vr_gl_extensions.h>
-
-namespace android {
-namespace dvr {
-
-// While enabled, GL commands will be submitted each frame to query timestamps
-// of GPU workloads that have been traced using the ION_PROFILE_GPU macro
-// defined below.
-//
-// Basic workflow:
-// - have the app framework call PollGlTimerQueries at the start of each frame.
-// - place ION_PROFILE_GPU("MyGlWorkload") at the start of code scopes where
-// GL draw commands are performed that you want to trace.
-class GpuProfiler {
- public:
- // Gets the GpuProfiler singleton instance.
- static GpuProfiler* Get();
-
- GpuProfiler();
- ~GpuProfiler();
-
- bool IsGpuProfilingSupported() const;
-
- // Enables runtime GPU tracing. While enabled, GL commands will be submitted
- // each frame to query timestamps of GPU workloads that have been traced using
- // one of the TRACE_GPU* macros defined below.
- void SetEnableGpuTracing(bool enabled) { enable_gpu_tracing_ = enabled; }
-
- bool enabled() const { return enable_gpu_tracing_ && has_gl_context_; }
-
- // Attempt to keep the GPU times in sync with CPU times.
- void SetEnableSyncCpuTime(bool enabled) { sync_with_cpu_time_ = enabled; }
-
- // When sync cpu time is enabled because of mobile GPU timer query issues,
- // it can sometimes help to put a beginning timer query at the start of the
- // frame to sync the CPU time when GPU work begins.
- void QueryFrameBegin();
-
- // Polls (non-blocking) for completed GL timer query data and adds events into
- // the trace buffer. Must call once close to the start of each frame.
- void PollGlTimerQueries();
-
- // Call glFinish and process all pending timer queries.
- void FinishGlTimerQueries();
-
- // Records the beginning of a scoped GL trace event.
- void EnterGlScope(const char* scope_name);
-
- // Records the end of a scoped GL trace event.
- void LeaveGlScope(const char* scope_name, std::weak_ptr<int64_t> duration_ns,
- int print_period);
-
- // Must be called when the GL context is created. The GpuProfiler will be
- // inactive until this is called.
- void OnGlContextCreated();
-
- // Must be called before the GL context is destroyed. The GpuProfiler will be
- // inactive until a call to OnGlContextCreated().
- void OnGlContextDestroyed();
-
- private:
- // Data to queue the pending GPU timer queries that need to be polled
- // for completion.
- struct GpuTimerQuery {
- enum QueryType {
- kQueryBeginFrame,
- kQueryBeginScope,
- kQueryEndScope,
- };
-
- // scope_id is only required for kQueryBeginScope query types.
- GpuTimerQuery(int64_t timestamp_ns, const char* scope_name,
- std::weak_ptr<int64_t> duration_ns, int print_period,
- GLuint query_id, QueryType type)
- : timestamp_ns(timestamp_ns),
- scope_name(scope_name),
- duration_ns(duration_ns),
- print_period(print_period),
- query_id(query_id),
- type(type) {}
-
- int64_t timestamp_ns;
- const char* scope_name;
- std::weak_ptr<int64_t> duration_ns;
- int print_period;
- GLuint query_id;
- QueryType type;
- };
-
- // Struct that tracks timing data for a particular trace scope.
- struct TimerData {
- void reset();
-
- // Print the profiling data.
- void print(const char* name) const;
-
- // Enter a scope, records the timestamp for later matching with leave.
- void enter(int64_t timestamp_ns);
-
- // Compute the elapsed time for the scope.
- void leave(int64_t timestamp_ns, const char* name,
- std::weak_ptr<int64_t> duration_ns, int print_period);
-
- bool entered = false;
- int64_t total_elapsed_ns = 0;
- int64_t enter_timestamp_ns = 0;
- int num_events = 0;
- };
-
- // Clear out events and free GL resources.
- void Clear();
-
- // Called when we detect that we've overflowed the pending query queue. This
- // shouldn't occur in practice, and probably indicates some internal
- // mismanagement of the gl query objects.
- void OnPendingQueryOverflow();
-
- // Synchronises the GL timebase with the CallTraceManager timebase.
- void SyncGlTimebase();
-
- // Returns a GL timer query ID if possible. Otherwise returns 0.
- GLuint TryAllocateGlQueryId();
-
- // Setting for enabling GPU tracing.
- bool enable_gpu_tracing_;
-
- // True if we have a GL context, false otherwise. When the GpuProfiler is
- // first created we assume no GL context.
- bool has_gl_context_;
-
- // Setting for synchronizing GPU timestamps with CPU time.
- bool sync_with_cpu_time_;
-
- // Nanosecond offset to the GL timebase to compute the CallTraceManager time.
- int64_t gl_timer_offset_ns_;
-
- std::map<const char*, TimerData> events_;
-
- // For GPU event TraceRecords, this tracks the pending queries that will
- // be asynchronously polled (in order) and then added to the TraceRecorder
- // buffer with the GPU timestamps.
- std::deque<GpuTimerQuery> pending_gpu_queries_;
-
- // Available ids for use with GLTimerQuery as needed. This will generally
- // reach a steady state after a few frames. Always push and pop from the back
- // to avoid shifting the vector.
- std::stack<GLuint, std::vector<GLuint> > gl_timer_query_id_pool_;
-};
-
-// Traces the GPU start and end times of the GL commands submitted in the
-// same scope. Typically used via the TRACE_GPU macro.
-class ScopedGlTracer {
- public:
- ScopedGlTracer(const char* name, std::weak_ptr<int64_t> duration_ns,
- int print_period, bool finish)
- : name_(name),
- duration_ns_(duration_ns),
- print_period_(print_period),
- is_finish_(finish) {
- GpuProfiler* profiler = GpuProfiler::Get();
- if (profiler->enabled()) {
- profiler->EnterGlScope(name);
- }
- }
-
- ~ScopedGlTracer() {
- GpuProfiler* profiler = GpuProfiler::Get();
- if (profiler->enabled()) {
- profiler->LeaveGlScope(name_, duration_ns_, print_period_);
- if (is_finish_) {
- GpuProfiler::Get()->FinishGlTimerQueries();
- }
- }
- }
-
- private:
- const char* name_;
- std::weak_ptr<int64_t> duration_ns_;
- int print_period_;
- bool is_finish_;
-};
-
-} // namespace dvr
-} // namespace android
-
-#define PROFILING_PASTE1(x, y) x##y
-#define PROFILING_PASTE2(x, y) PROFILING_PASTE1(x, y)
-#define PROFILING_PASTE3(x) PROFILING_PASTE2(x, __LINE__)
-
-// This macro can be used in any GL operation scope to trace the resulting
-// GPU work. The argument must be a literal string. Specify the number of frames
-// to wait before printing an average result in the num_frames_period argument.
-#define TRACE_GPU_PRINT(group_name, num_frames_period) \
- (void)group_name " must be a literal string."; \
- android::dvr::ScopedGlTracer PROFILING_PASTE3(gpu_tracer_)( \
- group_name, std::weak_ptr<int64_t>(), num_frames_period, false)
-
-// This macro can be used in any GL operation scope to trace the resulting
-// GPU work. The argument must be a literal string. The duration parameter
-// is a weak_ptr to a int64_t that will receive duration values asynchronously
-// during calls to PollGlTimerQueries.
-#define TRACE_GPU(group_name, duration_ns_weak_ptr) \
- (void)group_name " must be a literal string."; \
- android::dvr::ScopedGlTracer PROFILING_PASTE3(gpu_tracer_)( \
- group_name, duration_ns_weak_ptr, -1, false)
-
-// This macro can be used in any GL operation scope to trace the resulting
-// GPU work. The argument must be a literal string. Specify the number of frames
-// to wait before printing an average result in the num_frames_period argument.
-#define TRACE_GPU_PRINT_FINISH(group_name) \
- (void)group_name " must be a literal string."; \
- android::dvr::ScopedGlTracer PROFILING_PASTE3(gpu_tracer_)( \
- group_name, std::weak_ptr<int64_t>(), 1, true)
-
-// This macro can be used in any GL operation scope to trace the resulting
-// GPU work. The argument must be a literal string. The duration parameter
-// is a weak_ptr to a int64_t that will receive duration values asynchronously
-// during calls to PollGlTimerQueries.
-#define TRACE_GPU_FINISH(group_name, duration_ns_weak_ptr) \
- (void)group_name " must be a literal string."; \
- android::dvr::ScopedGlTracer PROFILING_PASTE3(gpu_tracer_)( \
- group_name, duration_ns_weak_ptr, -1, true)
-
-#endif // ANDROID_DVR_GPU_PROFILER_H_
diff --git a/libs/vr/libdvrgraphics/include/private/dvr/graphics/indexed_mesh.h b/libs/vr/libdvrgraphics/include/private/dvr/graphics/indexed_mesh.h
deleted file mode 100644
index 7e74a75..0000000
--- a/libs/vr/libdvrgraphics/include/private/dvr/graphics/indexed_mesh.h
+++ /dev/null
@@ -1,154 +0,0 @@
-#ifndef ANDROID_DVR_GRAPHICS_INDEXED_MESH_H_
-#define ANDROID_DVR_GRAPHICS_INDEXED_MESH_H_
-
-#include <private/dvr/graphics/vertex_attributes.h>
-#include <private/dvr/types.h>
-
-#include <EGL/egl.h>
-#include <GLES3/gl3.h>
-#include <tuple>
-
-namespace android {
-namespace dvr {
-
-namespace Details {
-
-// We can have 16 and 32bit indices.
-template <typename T>
-GLenum GetIndexType();
-template <>
-inline GLenum GetIndexType<uint16_t>() {
- return GL_UNSIGNED_SHORT;
-}
-template <>
-inline GLenum GetIndexType<uint32_t>() {
- return GL_UNSIGNED_INT;
-}
-
-} // namespace Details
-
-template <typename INDEX_TYPE, typename... Attributes>
-class IndexedMesh {
- public:
- static const int attribute_size = sizeof(std::tuple<Attributes...>);
-
- IndexedMesh() {}
- IndexedMesh(INDEX_TYPE number_of_vertices, const void* vertices,
- INDEX_TYPE number_of_indices, const void* indices) {
- SetVertices(number_of_vertices, vertices, number_of_indices, indices);
- }
-
- IndexedMesh(INDEX_TYPE number_of_vertices, const void* vertices,
- INDEX_TYPE number_of_indices, const void* indices,
- GLenum element_type) {
- SetVertices(number_of_vertices, vertices, number_of_indices, indices,
- element_type);
- }
-
- IndexedMesh(IndexedMesh&& to_move) { Swap(to_move); }
-
- ~IndexedMesh() { DeleteGLData(); }
-
- IndexedMesh& operator=(IndexedMesh&& to_move) {
- Swap(to_move);
- return *this;
- }
-
- operator bool() const { return mesh_vbo_ != 0; }
-
- void Swap(IndexedMesh& to_swap) {
- std::swap(mesh_vbo_, to_swap.mesh_vbo_);
- std::swap(mesh_vao_, to_swap.mesh_vao_);
- std::swap(mesh_ibo_, to_swap.mesh_ibo_);
- std::swap(number_of_indices_, to_swap.number_of_indices_);
- std::swap(element_type_, to_swap.element_type_);
- }
-
- void Draw() {
- if (!mesh_vbo_)
- return;
-
- glBindVertexArray(mesh_vao_);
- glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, mesh_ibo_);
-
- glDrawElements(element_type_, number_of_indices_,
- Details::GetIndexType<INDEX_TYPE>(), nullptr);
-
- glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
- glBindVertexArray(0);
- }
-
- void SetVertices(INDEX_TYPE number_of_vertices, const void* vertices,
- INDEX_TYPE number_of_indices, const void* indices,
- GLenum element_type) {
- element_type_ = element_type;
- SetVertices(number_of_vertices, vertices, number_of_indices, indices);
- }
-
- void SetVertices(INDEX_TYPE number_of_vertices, const void* vertices,
- INDEX_TYPE number_of_indices, const void* indices) {
- DeleteGLData();
- number_of_indices_ = number_of_indices;
- glGenBuffers(1, &mesh_vbo_);
- glGenVertexArrays(1, &mesh_vao_);
- glGenBuffers(1, &mesh_ibo_);
- glBindVertexArray(mesh_vao_);
-
- glBindBuffer(GL_ARRAY_BUFFER, mesh_vbo_);
- glBufferData(GL_ARRAY_BUFFER, attribute_size * number_of_vertices, vertices,
- GL_STATIC_DRAW);
-
- SetupAttributes();
-
- glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, mesh_ibo_);
- glBufferData(GL_ELEMENT_ARRAY_BUFFER,
- sizeof(INDEX_TYPE) * number_of_indices_, indices,
- GL_STATIC_DRAW);
-
- glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
- glBindBuffer(GL_ARRAY_BUFFER, 0);
- glBindVertexArray(0);
- }
-
- size_t GetAttributesSize() const { return attribute_size; }
-
- private:
- IndexedMesh(const IndexedMesh&) = delete;
- IndexedMesh& operator=(const IndexedMesh&) = delete;
-
- void DeleteGLData() {
- if (mesh_vbo_) {
- glDeleteBuffers(1, &mesh_vbo_);
- glDeleteVertexArrays(1, &mesh_vao_);
- glDeleteBuffers(1, &mesh_ibo_);
- mesh_vbo_ = 0;
- mesh_vao_ = 0;
- mesh_ibo_ = 0;
- number_of_indices_ = 0;
- }
- }
-
- void SetupAttributes() {
- const auto size = std::tuple_size<std::tuple<Attributes...>>::value;
- Details::VertexAttribHelper<size - 1, Attributes...>{}();
- }
-
- private:
- GLuint mesh_vbo_ = 0;
- GLuint mesh_vao_ = 0;
- GLuint mesh_ibo_ = 0;
- INDEX_TYPE number_of_indices_ = 0;
-
- GLenum element_type_ = GL_TRIANGLES;
-};
-
-template <typename... Attributes>
-using Indexed16Mesh = IndexedMesh<uint16_t, Attributes...>;
-
-template <typename... Attributes>
-using Indexed32Mesh = IndexedMesh<uint32_t, Attributes...>;
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_GRAPHICS_INDEXED_MESH_H_
diff --git a/libs/vr/libdvrgraphics/include/private/dvr/graphics/mesh.h b/libs/vr/libdvrgraphics/include/private/dvr/graphics/mesh.h
deleted file mode 100644
index 45bc108..0000000
--- a/libs/vr/libdvrgraphics/include/private/dvr/graphics/mesh.h
+++ /dev/null
@@ -1,128 +0,0 @@
-#ifndef ANDROID_DVR_GRAPHICS_MESH_H_
-#define ANDROID_DVR_GRAPHICS_MESH_H_
-
-#include <private/dvr/graphics/vertex_attributes.h>
-#include <private/dvr/types.h>
-
-#include <EGL/egl.h>
-#include <GLES3/gl3.h>
-#include <tuple>
-
-namespace android {
-namespace dvr {
-
-template <typename... Attributes>
-class Mesh {
- public:
- static const int attribute_size = sizeof(std::tuple<Attributes...>);
-
- Mesh() {}
-
- Mesh(uint32_t number_of_vertices, const void* vertices) {
- SetVertices(number_of_vertices, vertices);
- }
-
- Mesh(uint32_t number_of_vertices, const void* vertices, GLenum element_type) {
- SetVertices(number_of_vertices, vertices, element_type);
- }
-
- Mesh(Mesh&& to_move) { Swap(to_move); }
-
- ~Mesh() { DeleteGLData(); }
-
- Mesh& operator=(const Mesh&& to_move) {
- Swap(to_move);
- return *this;
- }
-
- operator bool() const { return mesh_vbo_ != 0; }
-
- void Swap(Mesh& to_swap) {
- std::swap(mesh_vbo_, to_swap.mesh_vbo_);
- std::swap(mesh_vao_, to_swap.mesh_vao_);
- std::swap(number_of_vertices_, to_swap.number_of_vertices_);
- std::swap(element_type_, to_swap.element_type_);
- }
-
- void Draw(uint32_t number_of_vertices) {
- if (!mesh_vbo_)
- return;
-
- glBindVertexArray(mesh_vao_);
- glDrawArrays(element_type_, 0, number_of_vertices);
- glBindVertexArray(0);
- }
-
- void Draw() { Draw(number_of_vertices_); }
-
- void SetVertices(uint32_t number_of_vertices, const void* vertices,
- GLenum element_type, GLenum usage) {
- DeleteGLData();
- element_type_ = element_type;
- number_of_vertices_ = number_of_vertices;
- glGenBuffers(1, &mesh_vbo_);
- glGenVertexArrays(1, &mesh_vao_);
- glBindVertexArray(mesh_vao_);
-
- glBindBuffer(GL_ARRAY_BUFFER, mesh_vbo_);
- glBufferData(GL_ARRAY_BUFFER, attribute_size * number_of_vertices, vertices,
- usage);
-
- SetupAttributes();
-
- glBindBuffer(GL_ARRAY_BUFFER, 0);
- glBindVertexArray(0);
- }
-
- void SetVertices(uint32_t number_of_vertices, const void* vertices) {
- SetVertices(number_of_vertices, vertices, element_type_, GL_STATIC_DRAW);
- }
-
- void SetVertices(uint32_t number_of_vertices, const void* vertices,
- GLenum element_type) {
- SetVertices(number_of_vertices, vertices, element_type, GL_STATIC_DRAW);
- }
-
- std::tuple<Attributes...>* Map(GLbitfield access, int num_vertices) {
- glBindBuffer(GL_ARRAY_BUFFER, mesh_vbo_);
- void* ptr = glMapBufferRange(GL_ARRAY_BUFFER, 0,
- attribute_size * num_vertices, access);
- return static_cast<std::tuple<Attributes...>*>(ptr);
- }
-
- void Unmap() {
- glUnmapBuffer(GL_ARRAY_BUFFER);
- glBindBuffer(GL_ARRAY_BUFFER, 0);
- }
-
- private:
- Mesh(const Mesh&) = delete;
- Mesh& operator=(const Mesh&) = delete;
-
- void DeleteGLData() {
- if (mesh_vbo_) {
- glDeleteBuffers(1, &mesh_vbo_);
- glDeleteVertexArrays(1, &mesh_vao_);
- mesh_vbo_ = 0;
- mesh_vao_ = 0;
- number_of_vertices_ = 0;
- }
- }
-
- void SetupAttributes() {
- const auto size = std::tuple_size<std::tuple<Attributes...>>::value;
- Details::VertexAttribHelper<size - 1, Attributes...>{}();
- }
-
- private:
- GLuint mesh_vbo_ = 0;
- GLuint mesh_vao_ = 0;
- uint32_t number_of_vertices_ = 0;
-
- GLenum element_type_ = GL_TRIANGLES;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_GRAPHICS_MESH_H_
diff --git a/libs/vr/libdvrgraphics/include/private/dvr/graphics/shader_program.h b/libs/vr/libdvrgraphics/include/private/dvr/graphics/shader_program.h
deleted file mode 100644
index 4218a73..0000000
--- a/libs/vr/libdvrgraphics/include/private/dvr/graphics/shader_program.h
+++ /dev/null
@@ -1,75 +0,0 @@
-#ifndef ANDROID_DVR_SHADER_PROGRAM_H_
-#define ANDROID_DVR_SHADER_PROGRAM_H_
-
-#include <EGL/egl.h>
-#include <GLES3/gl31.h>
-#include <sys/cdefs.h>
-#include <string>
-#include <vector>
-
-namespace android {
-namespace dvr {
-
-// Helper function that allows you to write a shader as a Lambda. This allows
-// an IDE to syntax highlight the contents of a shader, as well as preventing
-// quotations on each line. Usage: std::string vs = SHADER0([]() { ... });
-template <size_t size>
-std::string StripLambda(const char (&shader)[size]) {
- return std::string(shader + 6, shader + size - 2);
-}
-
-#define SHADER0(Src) ::android::dvr::StripLambda(#Src)
-
-// Helper function that takes a shader source string containing %0, %1, %n,
-// tokens and replaces them with replacements[0], replacements[1],
-// replacements[n]. For example:
-// shader = "{
-// uniform vec2 %0;
-// %1
-// ...
-// %0.x = 1.0; ...
-// %1(%0);
-// }"
-// -> %0 = "myVarName", %1 = "void f(vec2 v) { ... }"
-std::string ComposeShader(const std::string& shader_code,
- const std::vector<std::string>& replacements);
-
-class ShaderProgram {
- public:
- ShaderProgram();
- ShaderProgram(const std::string& vertext_source,
- const std::string& fragment_source);
- ShaderProgram(ShaderProgram&&);
- ~ShaderProgram();
-
- ShaderProgram& operator=(ShaderProgram&&);
-
- void Link(const std::string& vertext_source,
- const std::string& fragment_source);
-
- void Link(const std::string& compute_source);
-
- void Use() const;
-
- GLuint GetProgram() const { return program_; }
- GLuint GetUniformLocation(const GLchar* name) const {
- return glGetUniformLocation(program_, name);
- }
- GLuint GetAttribLocation(const GLchar* name) const {
- return glGetAttribLocation(program_, name);
- }
-
- bool IsUsable() const { return program_ != 0; }
- explicit operator bool() const { return IsUsable(); }
-
- private:
- ShaderProgram(const ShaderProgram&) = delete;
- ShaderProgram& operator=(const ShaderProgram&) = delete;
-
- GLuint program_;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_SHADER_PROGRAM_H_
diff --git a/libs/vr/libdvrgraphics/include/private/dvr/graphics/timer_query.h b/libs/vr/libdvrgraphics/include/private/dvr/graphics/timer_query.h
deleted file mode 100644
index 11d4d01..0000000
--- a/libs/vr/libdvrgraphics/include/private/dvr/graphics/timer_query.h
+++ /dev/null
@@ -1,52 +0,0 @@
-#ifndef ANDROID_DVR_GRAPHICS_TIMER_QUERY_H_
-#define ANDROID_DVR_GRAPHICS_TIMER_QUERY_H_
-
-#include <GLES3/gl3.h>
-
-namespace android {
-namespace dvr {
-
-// Class used to asynchronously query time between draw calls on gpu.
-class TimerQuery {
- public:
- TimerQuery();
- ~TimerQuery();
-
- // Marks the start of the timer on gpu.
- void Begin();
-
- // Marks the end of the timer on gpu.
- void End();
-
- // Gets the time that has passed from call to Begin to End.
- // Should be called only after the frame has been presented (after the call to
- // swapbuffers).
- double GetTimeInMS();
-
- private:
- // Generates OpenGL query object.
- void Init();
- // Deletes OpenGL query object.
- void Delete();
-
- GLuint query_ = 0;
-
- friend class SyncTimerQuery;
-};
-
-// Simplification of TimerQuery that allows to synchronously query time used
-// for draw calls on gpu by doing glFlush and stalling cpu.
-class SyncTimerQuery {
- public:
- SyncTimerQuery();
-
- double FlushAndGetTimeInMS(); // Note: This WILL cause a glFlush()
-
- private:
- TimerQuery timer_;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_GRAPHICS_TIMER_QUERY_H_
diff --git a/libs/vr/libdvrgraphics/include/private/dvr/graphics/vertex_attributes.h b/libs/vr/libdvrgraphics/include/private/dvr/graphics/vertex_attributes.h
deleted file mode 100644
index dac5b64..0000000
--- a/libs/vr/libdvrgraphics/include/private/dvr/graphics/vertex_attributes.h
+++ /dev/null
@@ -1,64 +0,0 @@
-#ifndef ANDROID_DVR_GRAPHICS_VERTEX_ATTRIBUTES_H_
-#define ANDROID_DVR_GRAPHICS_VERTEX_ATTRIBUTES_H_
-
-#include <private/dvr/types.h>
-
-#include <EGL/egl.h>
-#include <GLES3/gl3.h>
-#include <tuple>
-
-namespace android {
-namespace dvr {
-
-namespace Details {
-
-// Set up the vertex attributes by iterating over the variadic template
-// parameters. The supported attributes are the GetSize and GetType
-// specializations.
-// clang-format off
-template<typename T> GLint GetSize();
-template<> inline GLint GetSize<vec2>() { return 2; }
-template<> inline GLint GetSize<vec3>() { return 3; }
-template<> inline GLint GetSize<vec4>() { return 4; }
-
-template<typename T> GLenum GetType();
-template<> inline GLenum GetType<vec2>() { return GL_FLOAT; }
-template<> inline GLenum GetType<vec3>() { return GL_FLOAT; }
-template<> inline GLenum GetType<vec4>() { return GL_FLOAT; }
-// clang-format on
-
-template <typename T>
-void VertexAttrib(GLuint index, GLsizei stride, const GLvoid* pointer) {
- glVertexAttribPointer(index, GetSize<T>(), GetType<T>(), GL_FALSE, stride,
- pointer);
- glEnableVertexAttribArray(index);
-}
-
-// Recursion variadic template parameter iterator.
-template <int index, typename... Ts>
-struct VertexAttribHelper {
- using tuple = std::tuple<Ts...>;
- size_t operator()() {
- size_t offset = VertexAttribHelper<index - 1, Ts...>{}();
- using type = typename std::tuple_element<index, tuple>::type;
- VertexAttrib<type>(index, sizeof(tuple), reinterpret_cast<void*>(offset));
- return offset + sizeof(type);
- }
-};
-
-// Recursion stop point.
-template <typename... Ts>
-struct VertexAttribHelper<0, Ts...> {
- using tuple = std::tuple<Ts...>;
- size_t operator()() {
- using type = typename std::tuple_element<0, tuple>::type;
- VertexAttrib<type>(0, sizeof(tuple), nullptr);
- return sizeof(type);
- }
-};
-} // namespace Details
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_GRAPHICS_VERTEX_ATTRIBUTES_H_
diff --git a/libs/vr/libdvrgraphics/include/private/dvr/graphics/vr_gl_extensions.h b/libs/vr/libdvrgraphics/include/private/dvr/graphics/vr_gl_extensions.h
deleted file mode 100644
index 9635dbb..0000000
--- a/libs/vr/libdvrgraphics/include/private/dvr/graphics/vr_gl_extensions.h
+++ /dev/null
@@ -1,51 +0,0 @@
-#ifndef ANDROID_DVR_VR_GL_EXTENSIONS_H_
-#define ANDROID_DVR_VR_GL_EXTENSIONS_H_
-
-// clang-format off
-#include <EGL/egl.h>
-#include <EGL/eglext.h>
-#include <GLES2/gl2.h>
-#include <GLES2/gl2ext.h>
-#include <GLES3/gl31.h>
-#include <GLES3/gl3ext.h>
-// clang-format on
-
-// GL_EXT_disjoint_timer_query API function declarations
-extern PFNGLGETQUERYOBJECTI64VEXTPROC glGetQueryObjecti64v;
-extern PFNGLGETQUERYOBJECTIVEXTPROC glGetQueryObjectiv;
-extern PFNGLQUERYCOUNTEREXTPROC glQueryCounter;
-
-// EXT_buffer_storage:
-extern PFNGLBUFFERSTORAGEEXTPROC glBufferStorage;
-
-typedef void(GL_APIENTRYP PFNGLFRAMEBUFFERTEXTUREMULTIVIEWOVR)(
- GLenum target, GLenum attachment, GLuint texture, GLint level,
- GLint baseViewIndex, GLsizei numViews);
-typedef void(GL_APIENTRYP PFNGLFRAMEBUFFERTEXTUREMULTISAMPLEMULTIVIEWOVR)(
- GLenum target, GLenum attachement, GLuint texture, GLint level,
- GLsizei samples, GLint baseViewIndex, GLsizei numViews);
-
-extern PFNGLFRAMEBUFFERTEXTUREMULTIVIEWOVR glFramebufferTextureMultiview;
-extern PFNGLFRAMEBUFFERTEXTUREMULTISAMPLEMULTIVIEWOVR
- glFramebufferTextureMultisampleMultiview;
-
-// QCOM_gralloc_buffer_data and QCOM_shared_buffer
-typedef void(GL_APIENTRY* PFNGLGRALLOCBUFFERDATAQCOM)(GLenum target,
- GLsizeiptr sizeInBytes,
- GLvoid* hostPtr,
- GLint fd);
-typedef void(GL_APIENTRY* PFNGLSHAREDBUFFERCREATEQCOM)(GLsizeiptr sizeInBytes,
- GLint* outFd);
-typedef void(GL_APIENTRY* PFNGLSHAREDBUFFERDESTROYQCOM)(GLint fd);
-typedef void(GL_APIENTRY* PFNGLSHAREDBUFFERBINDQCOM)(GLenum target,
- GLsizeiptr sizeInBytes,
- GLint fd);
-
-extern PFNGLGRALLOCBUFFERDATAQCOM glGrallocBufferDataQCOM;
-extern PFNGLSHAREDBUFFERCREATEQCOM glCreateSharedBufferQCOM;
-extern PFNGLSHAREDBUFFERDESTROYQCOM glDestroySharedBufferQCOM;
-extern PFNGLSHAREDBUFFERBINDQCOM glBindSharedBufferQCOM;
-
-extern "C" void load_gl_extensions();
-
-#endif // ANDROID_DVR_VR_GL_EXTENSIONS_H_
diff --git a/libs/vr/libdvrgraphics/shader_program.cpp b/libs/vr/libdvrgraphics/shader_program.cpp
deleted file mode 100644
index 2d36600..0000000
--- a/libs/vr/libdvrgraphics/shader_program.cpp
+++ /dev/null
@@ -1,163 +0,0 @@
-#include "include/private/dvr/graphics/shader_program.h"
-
-#include <regex>
-#include <sstream>
-
-#include <log/log.h>
-
-namespace {
-
-static bool CompileShader(GLuint shader, const std::string& shader_string) {
- std::string prefix;
- const std::string kVersion = "#version";
- if (shader_string.substr(0, kVersion.size()) != kVersion) {
- prefix = "#version 310 es\n";
- }
- std::string string_with_prefix = prefix + shader_string;
- const char* shader_str[] = {string_with_prefix.data()};
- glShaderSource(shader, 1, shader_str, nullptr);
- glCompileShader(shader);
-
- GLint success;
- glGetShaderiv(shader, GL_COMPILE_STATUS, &success);
- if (!success) {
- GLchar infoLog[512];
- glGetShaderInfoLog(shader, 512, nullptr, infoLog);
- ALOGE("Shader Failed to compile: %s -- %s", *shader_str, infoLog);
- return false;
- }
- return true;
-}
-
-static bool LinkProgram(GLuint program, GLuint vertex_shader,
- GLuint fragment_shader) {
- glAttachShader(program, vertex_shader);
- glAttachShader(program, fragment_shader);
- glLinkProgram(program);
-
- // Check for linking errors
- GLint success;
- glGetProgramiv(program, GL_LINK_STATUS, &success);
- if (!success) {
- GLchar infoLog[512];
- glGetProgramInfoLog(program, 512, nullptr, infoLog);
- ALOGE("Shader failed to link: %s", infoLog);
- return false;
- }
-
- return true;
-}
-
-static bool LinkProgram(GLuint program, GLuint compute_shader) {
- glAttachShader(program, compute_shader);
- glLinkProgram(program);
-
- // Check for linking errors
- GLint success;
- glGetProgramiv(program, GL_LINK_STATUS, &success);
- if (!success) {
- GLchar infoLog[512];
- glGetProgramInfoLog(program, 512, nullptr, infoLog);
- ALOGE("Shader failed to link: %s", infoLog);
- return false;
- }
-
- return true;
-}
-
-} // anonymous namespace
-
-namespace android {
-namespace dvr {
-
-ShaderProgram::ShaderProgram() : program_(0) {}
-
-ShaderProgram::ShaderProgram(const std::string& vertext_source,
- const std::string& fragment_source)
- : program_(0) {
- Link(vertext_source, fragment_source);
-}
-
-ShaderProgram::ShaderProgram(ShaderProgram&& to_move) {
- std::swap(program_, to_move.program_);
-}
-
-ShaderProgram::~ShaderProgram() {
- if (program_)
- glDeleteProgram(program_);
-}
-
-ShaderProgram& ShaderProgram::operator=(ShaderProgram&& to_move) {
- std::swap(program_, to_move.program_);
- return *this;
-}
-
-void ShaderProgram::Link(const std::string& vertext_source,
- const std::string& fragment_source) {
- if (program_)
- glDeleteProgram(program_);
- program_ = glCreateProgram();
- GLuint vertex_shader = glCreateShader(GL_VERTEX_SHADER);
- GLuint fragment_shader = glCreateShader(GL_FRAGMENT_SHADER);
-
- bool success = CompileShader(vertex_shader, vertext_source) &&
- CompileShader(fragment_shader, fragment_source) &&
- LinkProgram(program_, vertex_shader, fragment_shader);
-
- glDeleteShader(vertex_shader);
- glDeleteShader(fragment_shader);
-
- if (!success) {
- glDeleteProgram(program_);
- program_ = 0;
- }
-}
-
-void ShaderProgram::Link(const std::string& compute_source) {
- if (program_)
- glDeleteProgram(program_);
- program_ = glCreateProgram();
- GLuint shader = glCreateShader(GL_COMPUTE_SHADER);
-
- bool success =
- CompileShader(shader, compute_source) && LinkProgram(program_, shader);
-
- glDeleteShader(shader);
-
- if (!success) {
- glDeleteProgram(program_);
- program_ = 0;
- }
-}
-
-void ShaderProgram::Use() const { glUseProgram(program_); }
-
-std::string ComposeShader(const std::string& shader_code,
- const std::vector<std::string>& variables) {
- std::stringstream result_stream;
- std::regex expression("%([0-9]*)");
- using reg_iter = std::regex_token_iterator<std::string::const_iterator>;
- reg_iter rend;
- // match the string and number (drop the %)
- std::vector<int> submatches = {-1, 1};
- reg_iter reg(shader_code.begin(), shader_code.end(), expression, submatches);
- bool is_even = true;
- while (reg != rend) {
- if (is_even) {
- // even entries is the code between the %n's
- result_stream << *reg;
- } else {
- // odd entries are the index into the passed in variables.
- size_t i = static_cast<size_t>(std::stoi(*reg));
- if (i < variables.size()) {
- result_stream << variables[i];
- }
- }
- is_even = !is_even;
- ++reg;
- }
- return result_stream.str();
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libdvrgraphics/timer_query.cpp b/libs/vr/libdvrgraphics/timer_query.cpp
deleted file mode 100644
index 23d2b7c..0000000
--- a/libs/vr/libdvrgraphics/timer_query.cpp
+++ /dev/null
@@ -1,65 +0,0 @@
-#include "include/private/dvr/graphics/timer_query.h"
-
-#include <GLES2/gl2ext.h>
-#include <log/log.h>
-
-namespace android {
-namespace dvr {
-
-TimerQuery::TimerQuery() {}
-
-TimerQuery::~TimerQuery() { Delete(); }
-
-void TimerQuery::Init() { glGenQueriesEXT(1, &query_); }
-
-void TimerQuery::Delete() {
- if (query_) {
- glDeleteQueriesEXT(1, &query_);
- query_ = 0;
- }
-}
-
-void TimerQuery::Begin() {
- if (query_ == 0) {
- Init();
- }
- glBeginQueryEXT(GL_TIME_ELAPSED_EXT, query_);
-}
-
-void TimerQuery::End() { glEndQueryEXT(GL_TIME_ELAPSED_EXT); }
-
-double TimerQuery::GetTimeInMS() {
- GLuint64 elapsed_time = 0;
- glGetQueryObjectui64vEXT(query_, GL_QUERY_RESULT, &elapsed_time);
- return static_cast<double>(elapsed_time) / 1000000.0;
-}
-
-SyncTimerQuery::SyncTimerQuery() { timer_.Begin(); }
-
-double SyncTimerQuery::FlushAndGetTimeInMS() {
- if (timer_.query_ == 0) {
- ALOGE("Error: Only call FlushAndGetTimeInMS() once.");
- return 0.0;
- }
- timer_.End();
- glFlush();
- GLint done = 0;
- while (!done) {
- glGetQueryObjectivEXT(timer_.query_, GL_QUERY_RESULT_AVAILABLE, &done);
- }
-
- GLint disjoint_occurred = 0;
- glGetIntegerv(GL_GPU_DISJOINT_EXT, &disjoint_occurred);
- if (disjoint_occurred) {
- ALOGE("Disjoint occurred.");
- timer_.Delete();
- return 0.0;
- }
-
- double elapsed_time = timer_.GetTimeInMS();
- timer_.Delete();
- return elapsed_time;
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libdvrgraphics/vr_gl_extensions.cpp b/libs/vr/libdvrgraphics/vr_gl_extensions.cpp
deleted file mode 100644
index 2c5a698..0000000
--- a/libs/vr/libdvrgraphics/vr_gl_extensions.cpp
+++ /dev/null
@@ -1,44 +0,0 @@
-#include "include/private/dvr/graphics/vr_gl_extensions.h"
-
-PFNGLGETQUERYOBJECTI64VEXTPROC glGetQueryObjecti64v = NULL;
-PFNGLGETQUERYOBJECTIVEXTPROC glGetQueryObjectiv = NULL;
-PFNGLQUERYCOUNTEREXTPROC glQueryCounter = NULL;
-PFNGLBUFFERSTORAGEEXTPROC glBufferStorage = NULL;
-PFNGLFRAMEBUFFERTEXTUREMULTIVIEWOVR glFramebufferTextureMultiview = NULL;
-PFNGLFRAMEBUFFERTEXTUREMULTISAMPLEMULTIVIEWOVR
-glFramebufferTextureMultisampleMultiview = NULL;
-
-PFNGLSHAREDBUFFERCREATEQCOM glCreateSharedBufferQCOM = NULL;
-PFNGLSHAREDBUFFERDESTROYQCOM glDestroySharedBufferQCOM = NULL;
-PFNGLSHAREDBUFFERBINDQCOM glBindSharedBufferQCOM = NULL;
-PFNGLGRALLOCBUFFERDATAQCOM glGrallocBufferDataQCOM = NULL;
-
-extern "C" void load_gl_extensions() {
- if (glGetQueryObjecti64v) {
- return;
- }
- glGetQueryObjecti64v = reinterpret_cast<PFNGLGETQUERYOBJECTI64VEXTPROC>(
- eglGetProcAddress("glGetQueryObjecti64vEXT"));
- glGetQueryObjectiv = reinterpret_cast<PFNGLGETQUERYOBJECTIVEXTPROC>(
- eglGetProcAddress("glGetQueryObjectivEXT"));
- glQueryCounter = reinterpret_cast<PFNGLQUERYCOUNTEREXTPROC>(
- eglGetProcAddress("glQueryCounterEXT"));
- glBufferStorage = reinterpret_cast<PFNGLBUFFERSTORAGEEXTPROC>(
- eglGetProcAddress("glBufferStorageEXT"));
-
- glFramebufferTextureMultiview =
- reinterpret_cast<PFNGLFRAMEBUFFERTEXTUREMULTIVIEWOVR>(
- eglGetProcAddress("glFramebufferTextureMultiviewOVR"));
- glFramebufferTextureMultisampleMultiview =
- reinterpret_cast<PFNGLFRAMEBUFFERTEXTUREMULTISAMPLEMULTIVIEWOVR>(
- eglGetProcAddress("glFramebufferTextureMultisampleMultiviewOVR"));
-
- glGrallocBufferDataQCOM = reinterpret_cast<PFNGLGRALLOCBUFFERDATAQCOM>(
- eglGetProcAddress("glGrallocBufferDataQCOM"));
- glCreateSharedBufferQCOM = reinterpret_cast<PFNGLSHAREDBUFFERCREATEQCOM>(
- eglGetProcAddress("glCreateSharedBufferQCOM"));
- glBindSharedBufferQCOM = reinterpret_cast<PFNGLSHAREDBUFFERBINDQCOM>(
- eglGetProcAddress("glBindSharedBufferQCOM"));
- glDestroySharedBufferQCOM = reinterpret_cast<PFNGLSHAREDBUFFERDESTROYQCOM>(
- eglGetProcAddress("glDestroySharedBufferQCOM"));
-}
diff --git a/libs/vr/libeds/Android.bp b/libs/vr/libeds/Android.bp
deleted file mode 100644
index a149853..0000000
--- a/libs/vr/libeds/Android.bp
+++ /dev/null
@@ -1,85 +0,0 @@
-// Copyright (C) 2015 The Android Open Source Project
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-sourceFiles = [
- "eds.cpp",
- "eds_mesh.cpp",
- "composite_hmd.cpp",
- "display_metrics.cpp",
- "distortion_renderer.cpp",
- "device_metrics.cpp",
- "polynomial_radial_distortion.cpp",
-]
-
-localIncludeFiles = [
- "include",
-]
-
-sharedLibraries = [
- "libbase",
- "libcutils",
- "liblog",
- "libEGL",
- "libGLESv1_CM",
- "libGLESv2",
- "libui",
- "libutils",
- "libvulkan",
-]
-
-staticLibraries = [
- "libdisplay",
- "libdvrcommon",
- "libdvrgraphics",
- "libvrsensor",
- "libpdx_default_transport",
-]
-
-cc_library_static {
- srcs: sourceFiles,
- cflags: [
- "-DGL_GLEXT_PROTOTYPES",
- "-DEGL_EGLEXT_PROTOTYPES",
- "-Wno-unused-parameter"],
- // Enable debug options below to show GL errors and use gdb.
- // + ["-UNDEBUG", "-DDEBUG", "-O0", "-g", ]
- export_include_dirs: localIncludeFiles,
- shared_libs: sharedLibraries,
- static_libs: staticLibraries,
- name: "libeds",
-}
-
-testFiles = ["tests/eds_app_tests.cpp"]
-
-cc_test {
- name: "eds_app_tests",
- tags: ["optional"],
-
- srcs: testFiles,
-
- shared_libs: [
- "libhardware",
- "libsync",
- ] + sharedLibraries,
-
- static_libs: [
- "libgmock_main",
- "libgmock",
- "libeds",
- ] + staticLibraries + [
- "libbufferhub",
- "libbufferhubqueue",
- ],
-
-}
diff --git a/libs/vr/libeds/composite_hmd.cpp b/libs/vr/libeds/composite_hmd.cpp
deleted file mode 100644
index d6bf164..0000000
--- a/libs/vr/libeds/composite_hmd.cpp
+++ /dev/null
@@ -1,257 +0,0 @@
-#include "include/private/dvr/composite_hmd.h"
-
-#include <log/log.h>
-
-#include <private/dvr/numeric.h>
-
-namespace android {
-namespace dvr {
-
-CompositeHmd::CompositeHmd(const HeadMountMetrics& head_mount_metrics,
- const DisplayMetrics& display_metrics)
- : head_mount_metrics_(head_mount_metrics),
- display_metrics_(display_metrics) {
- MetricsChanged();
-}
-
-float CompositeHmd::GetTargetFrameDuration() const {
- return display_metrics_.GetFrameDurationSeconds();
-}
-
-vec2 CompositeHmd::ComputeDistortedPoint(EyeType eye, vec2 position,
- RgbColorChannel channel) const {
- position = TransformPoint(eye_tan_angle_from_norm_screen_matrix_[eye], position);
- vec2 distorted =
- head_mount_metrics_.GetColorChannelDistortion(channel).Distort(position);
- return TransformPoint(eye_norm_texture_from_tan_angle_matrix_[eye], distorted);
-}
-
-vec2 CompositeHmd::ComputeInverseDistortedPoint(EyeType eye, vec2 position,
- RgbColorChannel channel) const {
- position = TransformPoint(eye_norm_texture_from_tan_angle_inv_matrix_[eye], position);
- vec2 distorted =
- head_mount_metrics_.GetColorChannelDistortion(channel).DistortInverse(
- position);
- return TransformPoint(eye_tan_angle_from_norm_screen_inv_matrix_[eye], distorted);
-}
-
-void CompositeHmd::ComputeDistortedVertex(EyeType eye, vec2 uv_in,
- vec2* vertex_out,
- vec2* uv_out) const {
- // The mesh vertices holds the shape of the distortion.
- vec2 vertex_position = ComputeInverseDistortedPoint(eye, uv_in, kRed);
- *vertex_out = vec2(vertex_position.x() - 0.5f, vertex_position.y() - 0.5f);
-
- if (uv_out) {
- // Compute the texture coordinate for each vertex coordinate.
- // Red's is the inverse of the inverse, skip the calculation and use uv_in.
- uv_out[kRed] = uv_in;
- uv_out[kGreen] = ComputeDistortedPoint(eye, vertex_position, kGreen);
- uv_out[kBlue] = ComputeDistortedPoint(eye, vertex_position, kBlue);
- }
-}
-
-vec2i CompositeHmd::GetRecommendedRenderTargetSize() const {
- return recommended_render_target_size_;
-}
-
-Range2i CompositeHmd::GetDisplayRange() const { return display_range_; }
-
-mat4 CompositeHmd::GetEyeFromHeadMatrix(EyeType eye) const {
- return eye_from_head_matrix_[eye];
-}
-
-FieldOfView CompositeHmd::GetEyeFov(EyeType eye) const { return eye_fov_[eye]; }
-
-Range2i CompositeHmd::GetEyeViewportBounds(EyeType eye) const {
- return eye_viewport_range_[eye];
-}
-
-void CompositeHmd::SetHeadMountMetrics(
- const HeadMountMetrics& head_mount_metrics) {
- // Use the assignement operator to do memberwise copy.
- head_mount_metrics_ = head_mount_metrics;
- MetricsChanged();
-}
-
-const HeadMountMetrics& CompositeHmd::GetHeadMountMetrics() const {
- return head_mount_metrics_;
-}
-
-void CompositeHmd::SetDisplayMetrics(const DisplayMetrics& display_metrics) {
- // Use the assignment operator to do memberwise copy.
- display_metrics_ = display_metrics;
- MetricsChanged();
-}
-
-const DisplayMetrics& CompositeHmd::GetDisplayMetrics() const {
- return display_metrics_;
-}
-
-void CompositeHmd::MetricsChanged() {
- // Abbreviations in variable names:
- // "vp": viewport
- // "ta": tan-angle
- const HeadMountMetrics& mount = head_mount_metrics_;
- DisplayMetrics display = display_metrics_;
-
- if (display.IsPortrait()) {
- // If we're in portrait mode, toggle the orientation so that all
- // calculations are done in landscape mode.
- display.ToggleOrientation();
- }
-
- float display_width_meters = display.GetSizeMeters()[0];
- float display_height_meters = display.GetSizeMeters()[1];
-
- vec2 pixels_per_meter = vec2(1.0f / display.GetMetersPerPixel()[0],
- 1.0f / display.GetMetersPerPixel()[1]);
-
- // virtual_eye_to_screen_dist is the distance from the screen to the eye
- // after it has been projected through the lens. This would normally be
- // slightly different from the distance to the actual eye.
- float virtual_eye_to_screen_dist = mount.GetVirtualEyeToScreenDistance();
- float meters_per_tan_angle = virtual_eye_to_screen_dist;
- vec2 pixels_per_tan_angle = pixels_per_meter * meters_per_tan_angle;
-
- LOG_ALWAYS_FATAL_IF(0.0f == display_width_meters);
- LOG_ALWAYS_FATAL_IF(0.0f == display_height_meters);
- LOG_ALWAYS_FATAL_IF(0.0f == virtual_eye_to_screen_dist);
-
- // Height of lenses from the bottom of the screen.
- float lens_y_center = 0;
- float bottom_dist = 0;
- float top_dist = 0;
-
- // bottom_display_dist and top_display_dist represent the distance from the
- // lens center to the edge of the display.
- float bottom_display_dist = 0;
- float top_display_dist = 0;
- switch (mount.GetVerticalAlignment()) {
- case HeadMountMetrics::kBottom:
- lens_y_center =
- mount.GetTrayToLensDistance() - display.GetBorderSizeMeters();
- bottom_dist = lens_y_center;
- top_dist = lens_y_center;
- bottom_display_dist = lens_y_center;
- top_display_dist = display_height_meters - lens_y_center;
- break;
- case HeadMountMetrics::kCenter:
- // TODO(hendrikw): This should respect the border size, but since we
- // currently hard code the border size, it would break
- // the distortion on some devices. Revisit when border
- // size is fixed.
- lens_y_center = display_height_meters * 0.5f;
- bottom_dist = lens_y_center;
- top_dist = lens_y_center;
- bottom_display_dist = lens_y_center;
- top_display_dist = lens_y_center;
- break;
- case HeadMountMetrics::kTop:
- lens_y_center = display_height_meters - (mount.GetTrayToLensDistance() -
- display.GetBorderSizeMeters());
- bottom_dist =
- mount.GetTrayToLensDistance() - display.GetBorderSizeMeters();
- top_dist = bottom_dist;
- bottom_display_dist = lens_y_center;
- top_display_dist = display_height_meters - lens_y_center;
- break;
- }
-
- float inner_dist = mount.GetScreenCenterToLensDistance();
- float outer_dist = display_width_meters * 0.5f - inner_dist;
-
- // We don't take chromatic aberration into account yet for computing FOV,
- // viewport, etc, so we only use the green channel for now. Note the actual
- // Distort function *does* implement chromatic aberration.
- const ColorChannelDistortion& distortion =
- mount.GetColorChannelDistortion(kGreen);
-
- vec2 outer_point(outer_dist / virtual_eye_to_screen_dist, 0.0f);
- vec2 inner_point(inner_dist / virtual_eye_to_screen_dist, 0.0f);
- vec2 bottom_point(0.0f, bottom_dist / virtual_eye_to_screen_dist);
- vec2 top_point(0.0f, top_dist / virtual_eye_to_screen_dist);
-
- float outer_angle = atanf(distortion.Distort(outer_point)[0]);
- float inner_angle = atanf(distortion.Distort(inner_point)[0]);
- float bottom_angle = atanf(distortion.Distort(bottom_point)[1]);
- float top_angle = atanf(distortion.Distort(top_point)[1]);
-
- for (EyeType eye : {kLeftEye, kRightEye}) {
- const FieldOfView max_fov = mount.GetEyeMaxFov(eye);
- float left_angle = (eye == kLeftEye) ? outer_angle : inner_angle;
- float right_angle = (eye == kLeftEye) ? inner_angle : outer_angle;
-
- eye_fov_[eye] = FieldOfView(std::min(left_angle, max_fov.GetLeft()),
- std::min(right_angle, max_fov.GetRight()),
- std::min(bottom_angle, max_fov.GetBottom()),
- std::min(top_angle, max_fov.GetTop()));
-
- vec2 texture_vp_ta_p1 =
- vec2(-tanf(eye_fov_[eye].GetLeft()), -tanf(eye_fov_[eye].GetBottom()));
- vec2 texture_vp_ta_p2 =
- vec2(tanf(eye_fov_[eye].GetRight()), tanf(eye_fov_[eye].GetTop()));
- vec2 texture_vp_size_ta = texture_vp_ta_p2 - texture_vp_ta_p1;
-
- vec2 texture_vp_sizef_pixels =
- texture_vp_size_ta.array() * pixels_per_tan_angle.array();
-
- vec2i texture_vp_size_pixels =
- vec2i(static_cast<int32_t>(roundf(texture_vp_sizef_pixels[0])),
- static_cast<int32_t>(roundf(texture_vp_sizef_pixels[1])));
- int vp_start_x =
- (eye == kLeftEye) ? 0 : eye_viewport_range_[kLeftEye].p2[0];
-
- eye_viewport_range_[eye] =
- Range2i::FromSize(vec2i(vp_start_x, 0), texture_vp_size_pixels);
- float left_dist = (eye == kLeftEye) ? outer_dist : inner_dist;
- float right_dist = (eye == kLeftEye) ? inner_dist : outer_dist;
- vec2 screen_ta_p1(-left_dist / virtual_eye_to_screen_dist,
- -bottom_display_dist / virtual_eye_to_screen_dist);
- vec2 screen_ta_p2(right_dist / virtual_eye_to_screen_dist,
- top_display_dist / virtual_eye_to_screen_dist);
- vec2 screen_ta_size = screen_ta_p2 - screen_ta_p1;
-
- // Align the tan angle coordinates to the nearest pixel. This will ensure
- // that the optical center doesn't straddle multiple pixels.
- // TODO(hendrikw): verify that this works correctly for Daydream View.
- vec2 tan_angle_per_pixel(screen_ta_size.array() /
- texture_vp_size_pixels.cast<float>().array());
- vec2 pixel_p1(screen_ta_p1.array() / tan_angle_per_pixel.array());
- vec2 pixel_shift(roundf(pixel_p1.x()) - pixel_p1.x(),
- roundf(pixel_p1.y()) - pixel_p1.y());
- screen_ta_p1 +=
- (tan_angle_per_pixel.array() * pixel_shift.array()).matrix();
- screen_ta_p2 +=
- (tan_angle_per_pixel.array() * pixel_shift.array()).matrix();
-
- // Calculate the transformations needed for the distortions.
- eye_tan_angle_from_norm_screen_matrix_[eye] =
- TranslationMatrix(vec2(screen_ta_p1)) *
- ScaleMatrix(screen_ta_size);
- eye_tan_angle_from_norm_screen_inv_matrix_[eye] =
- eye_tan_angle_from_norm_screen_matrix_[eye].inverse();
-
- eye_norm_texture_from_tan_angle_inv_matrix_[eye] =
- TranslationMatrix(texture_vp_ta_p1) *
- ScaleMatrix(texture_vp_size_ta);
- eye_norm_texture_from_tan_angle_matrix_[eye] =
- eye_norm_texture_from_tan_angle_inv_matrix_[eye].inverse();
- }
- vec2i left_vp_size = eye_viewport_range_[kLeftEye].GetSize();
- vec2i right_vp_size = eye_viewport_range_[kRightEye].GetSize();
-
- recommended_render_target_size_ =
- vec2i(left_vp_size[0] + right_vp_size[0],
- std::max(left_vp_size[1], right_vp_size[1]));
-
- display_range_ = Range2i::FromSize(vec2i(0, 0), display.GetSizePixels());
-
- eye_from_head_matrix_[kLeftEye] = Eigen::Translation3f(
- vec3(mount.GetScreenCenterToLensDistance(), 0.0f, 0.0f));
- eye_from_head_matrix_[kRightEye] = Eigen::Translation3f(
- vec3(-mount.GetScreenCenterToLensDistance(), 0.0f, 0.0f));
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libeds/device_metrics.cpp b/libs/vr/libeds/device_metrics.cpp
deleted file mode 100644
index 68ee186..0000000
--- a/libs/vr/libeds/device_metrics.cpp
+++ /dev/null
@@ -1,172 +0,0 @@
-#include <private/dvr/device_metrics.h>
-
-#include <cutils/properties.h>
-#include <private/dvr/head_mount_metrics.h>
-#include <private/dvr/identity_distortion.h>
-#include <private/dvr/polynomial_radial_distortion.h>
-#include <private/dvr/types.h>
-#include "include/private/dvr/display_metrics.h"
-
-namespace {
-
-static constexpr char kRPolynomial[] = "persist.dvr.r_poly";
-static constexpr char kGPolynomial[] = "persist.dvr.g_poly";
-static constexpr char kBPolynomial[] = "persist.dvr.b_poly";
-static constexpr char kLensDistance[] = "persist.dvr.lens_distance";
-static constexpr char kDisplayGap[] = "persist.dvr.display_gap";
-static constexpr char kVEyeToDisplay[] = "persist.dvr.v_eye_to_display";
-static constexpr char kFovIOBT[] = "persist.dvr.fov_iobt";
-static constexpr char kScreenSize[] = "persist.dvr.screen_size";
-
-bool StringToFloat(const char* str, float* result) {
- char* endptr = nullptr;
- *result = std::strtof(str, &endptr);
- return !(str == endptr || !endptr);
-}
-
-std::vector<std::string> SplitString(const std::string& string_to_split,
- char deliminator) {
- std::vector<std::string> result;
- std::string sub_string;
- std::stringstream ss(string_to_split);
- while (std::getline(ss, sub_string, deliminator))
- result.push_back(sub_string);
- return result;
-}
-
-std::vector<float> GetProperty(const char* name,
- const std::vector<float>& default_values) {
- char prop[PROPERTY_VALUE_MAX + 1] = {};
- property_get(name, prop, "");
- std::vector<std::string> values = SplitString(prop, ',');
- std::vector<float> results;
- for (const auto& value : values) {
- float result = 0.0f;
- if (StringToFloat(value.c_str(), &result)) {
- results.push_back(static_cast<float>(result));
- }
- }
- if (results.empty()) {
- return default_values;
- }
- return results;
-}
-
-float GetProperty(const char* name, float default_value) {
- char prop[PROPERTY_VALUE_MAX + 1] = {};
- property_get(name, prop, "");
- float result = 0.0f;
- if (StringToFloat(prop, &result)) {
- return static_cast<float>(result);
- }
- return default_value;
-}
-
-float GetInterLensDistance() { return GetProperty(kLensDistance, 0.064f); }
-
-float GetDisplayGap() { return GetProperty(kDisplayGap, 0.0f); }
-
-float GetTrayToLensDistance() { return 0.035f; }
-
-float GetVEyeToDisplay() { return GetProperty(kVEyeToDisplay, 0.042f); }
-
-android::dvr::vec2 GetDisplaySize() {
- static const std::vector<float> default_size = {0.0742177f, 0.131943f};
- std::vector<float> sizes = GetProperty(kScreenSize, default_size);
- if (sizes.size() != 0)
- sizes = default_size;
- return android::dvr::vec2(sizes[0], sizes[1]);
-}
-
-std::vector<float> GetMaxFOVs() {
- static const std::vector<float> defaults = {43.7f, 47.8f, 54.2f, 54.2f};
- std::vector<float> fovs = GetProperty(kFovIOBT, defaults);
- if (fovs.size() != 4)
- fovs = defaults;
- for (auto& value : fovs) {
- value = value * M_PI / 180.0f;
- }
- return fovs;
-}
-
-static const android::dvr::HeadMountMetrics::VerticalAlignment
- kDefaultVerticalAlignment = android::dvr::HeadMountMetrics::kCenter;
-
-// Default border size in meters.
-static const float kScreenBorderSize = 0.004f;
-
-// Refresh rate.
-static const float kScreenRefreshRate = 60.0f;
-
-// Default display orientation is portrait.
-static const android::dvr::DisplayOrientation kDisplayOrientation =
- android::dvr::DisplayOrientation::kPortrait;
-
-} // anonymous namespace
-
-namespace android {
-namespace dvr {
-
-HeadMountMetrics CreateHeadMountMetrics(const FieldOfView& l_fov,
- const FieldOfView& r_fov) {
- static const std::vector<float> default_r = {
- 0.00103f, 2.63917f, -7.14427f, 8.98036f, -4.10586f, 0.83705f, 0.00130f};
- static const std::vector<float> default_g = {
- 0.08944f, 2.26005f, -6.30924f, 7.94561f, -3.22788f, 0.45577f, 0.07300f};
- static const std::vector<float> default_b = {
- 0.16364f, 1.94083f, -5.55033f, 6.89578f, -2.19053f, -0.04050f, 0.17380f};
- std::vector<float> poly_r = GetProperty(kRPolynomial, default_r);
- std::vector<float> poly_g = GetProperty(kGPolynomial, default_g);
- std::vector<float> poly_b = GetProperty(kBPolynomial, default_b);
-
- std::shared_ptr<ColorChannelDistortion> distortion_r(
- new PolynomialRadialDistortion(poly_r));
- std::shared_ptr<ColorChannelDistortion> distortion_g(
- new PolynomialRadialDistortion(poly_g));
- std::shared_ptr<ColorChannelDistortion> distortion_b(
- new PolynomialRadialDistortion(poly_b));
-
- return HeadMountMetrics(GetInterLensDistance(), GetTrayToLensDistance(),
- GetVEyeToDisplay(), kDefaultVerticalAlignment, l_fov,
- r_fov, distortion_r, distortion_g, distortion_b,
- HeadMountMetrics::EyeOrientation::kCCW0Degrees,
- HeadMountMetrics::EyeOrientation::kCCW0Degrees,
- (GetInterLensDistance() - GetDisplayGap()) / 2.0f);
-}
-
-HeadMountMetrics CreateHeadMountMetrics() {
- std::vector<float> fovs = GetMaxFOVs();
- FieldOfView l_fov(fovs[1], fovs[0], fovs[2], fovs[3]);
- FieldOfView r_fov(fovs[0], fovs[1], fovs[2], fovs[3]);
- return CreateHeadMountMetrics(l_fov, r_fov);
-}
-
-DisplayMetrics CreateDisplayMetrics(vec2i screen_size) {
- android::dvr::vec2 size_in_meters = GetDisplaySize();
- vec2 meters_per_pixel(size_in_meters[0] / static_cast<float>(screen_size[0]),
- size_in_meters[1] / static_cast<float>(screen_size[1]));
- return DisplayMetrics(screen_size, meters_per_pixel, kScreenBorderSize,
- 1000.0f / kScreenRefreshRate, kDisplayOrientation);
-}
-
-HeadMountMetrics CreateUndistortedHeadMountMetrics() {
- std::vector<float> fovs = GetMaxFOVs();
- FieldOfView l_fov(fovs[1], fovs[0], fovs[2], fovs[3]);
- FieldOfView r_fov(fovs[0], fovs[1], fovs[2], fovs[3]);
- return CreateUndistortedHeadMountMetrics(l_fov, r_fov);
-}
-
-HeadMountMetrics CreateUndistortedHeadMountMetrics(const FieldOfView& l_fov,
- const FieldOfView& r_fov) {
- auto distortion_all = std::make_shared<IdentityDistortion>();
-
- return HeadMountMetrics(GetInterLensDistance(), GetVEyeToDisplay(),
- GetVEyeToDisplay(), kDefaultVerticalAlignment, l_fov,
- r_fov, distortion_all, distortion_all, distortion_all,
- HeadMountMetrics::EyeOrientation::kCCW0Degrees,
- HeadMountMetrics::EyeOrientation::kCCW0Degrees,
- (GetInterLensDistance() - GetDisplayGap()) / 2.0f);
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libeds/display_metrics.cpp b/libs/vr/libeds/display_metrics.cpp
deleted file mode 100644
index e129395..0000000
--- a/libs/vr/libeds/display_metrics.cpp
+++ /dev/null
@@ -1,30 +0,0 @@
-#include "include/private/dvr/display_metrics.h"
-
-namespace android {
-namespace dvr {
-
-DisplayMetrics::DisplayMetrics(vec2i size_pixels, vec2 meters_per_pixel,
- float border_size_meters,
- float frame_duration_seconds,
- DisplayOrientation orientation)
- : size_pixels_(size_pixels),
- meters_per_pixel_(meters_per_pixel),
- border_size_meters_(border_size_meters),
- frame_duration_seconds_(frame_duration_seconds),
- orientation_(orientation) {}
-
-void DisplayMetrics::ToggleOrientation() {
- std::swap(size_pixels_[0], size_pixels_[1]);
- std::swap(meters_per_pixel_[0], meters_per_pixel_[1]);
- if (orientation_ == DisplayOrientation::kPortrait)
- orientation_ = DisplayOrientation::kLandscape;
- else
- orientation_ = DisplayOrientation::kPortrait;
-}
-
-DisplayMetrics::DisplayMetrics()
- : DisplayMetrics(vec2i(0, 0), vec2(0.0f, 0.0f), 0.0f, 0.0f,
- DisplayOrientation::kLandscape) {}
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libeds/distortion_renderer.cpp b/libs/vr/libeds/distortion_renderer.cpp
deleted file mode 100644
index 13090ca..0000000
--- a/libs/vr/libeds/distortion_renderer.cpp
+++ /dev/null
@@ -1,792 +0,0 @@
-#include "include/private/dvr/distortion_renderer.h"
-
-#include <float.h>
-
-#include <string>
-
-#include <utils/Log.h>
-#define ATRACE_TAG ATRACE_TAG_GRAPHICS
-#include <utils/Trace.h>
-
-#include <log/log.h>
-#include <private/dvr/clock_ns.h>
-#include <private/dvr/composite_hmd.h>
-#include <private/dvr/debug.h>
-#include <private/dvr/graphics/gpu_profiler.h>
-#include <private/dvr/ortho.h>
-#include <private/dvr/sensor_constants.h>
-
-#define STRINGIFY2(s) #s
-#define STRINGIFY(s) STRINGIFY2(s)
-
-#define POSITION_ATTR 0
-#define VIEWPORT_COORD_R_ATTR 1
-#define VIEWPORT_COORD_G_ATTR 2
-#define VIEWPORT_COORD_B_ATTR 3
-
-// Pose data uniform buffer bindings. Must be sequential.
-#define POSE_BINDING 0
-#define POSE_BINDING2 1
-
-// Texture unit bindings. Must be sequential.
-// Things break if we start at binding 0 (samples come back black).
-#define SAMPLER_BINDING 1
-#define SAMPLER_BINDING2 2
-
-#define GLSL_VIGNETTE_FUNC \
- "float vignette(vec2 texCoords) {\n" \
- " const float fadeDist = 0.01;\n" \
- " const float fadeDistInv = 1.0 / fadeDist;\n" \
- " const float inset = 0.02;\n" \
- " vec2 lowEdge = vec2(inset - fadeDist);\n" \
- " vec2 highEdge = vec2(1.0 - inset + fadeDist);\n" \
- " vec2 vignetteMin = " \
- " clamp(-fadeDistInv * (lowEdge - texCoords), 0.0, 1.0);\n" \
- " vec2 vignetteMax = " \
- " clamp(fadeDistInv * (highEdge - texCoords), 0.0, 1.0);\n" \
- " vec2 vignette = vignetteMin * vignetteMax;\n" \
- " return vignette.x * vignette.y;\n" \
- "}\n"
-
-namespace {
-
-// If enabled, the pixel shader will blend by reading back the current pixel
-// from the framebuffer.
-// TODO(jbates) With framebuffer read coherency disabled, this seems to perform
-// well enough. That requires a GL extension, so for now we disable this path.
-constexpr bool kUseFramebufferReadback = false;
-
-static const char* kVertexShaderChromaticAberrationString =
- "uniform mat4 uProjectionMatrix;\n"
- "layout(binding = " STRINGIFY(POSE_BINDING) ", std140)\n"
- "uniform LateLatchData {\n"
- " mat4 uTexFromRecommendedViewportMatrix;\n"
- "};\n"
- "#ifdef COMPOSITE_LAYER_2\n"
- "layout(binding = " STRINGIFY(POSE_BINDING2) ", std140)\n"
- "uniform LateLatchData2 {\n"
- " mat4 uTexFromRecommendedViewportMatrix2;\n"
- "};\n"
- "#endif\n"
- "uniform vec4 uTexXMinMax;\n"
- "layout(location = " STRINGIFY(POSITION_ATTR) ") in vec2 aPosition;\n"
- "layout(location = " STRINGIFY(VIEWPORT_COORD_R_ATTR)
- ") in vec2 aViewportCoordsR;\n"
- "layout(location = " STRINGIFY(VIEWPORT_COORD_G_ATTR)
- ") in vec2 aViewportCoordsG;\n"
- "layout(location = " STRINGIFY(VIEWPORT_COORD_B_ATTR)
- ") in vec2 aViewportCoordsB;\n"
- "mediump out vec4 vTexCoordsRG;\n"
- "mediump out vec2 vTexCoordsB;\n"
- "#ifdef COMPOSITE_LAYER_2\n"
- "mediump out vec4 vTexCoordsRG2;\n"
- "mediump out vec2 vTexCoordsB2;\n"
- "#endif\n"
- "mediump out vec3 vVignette;\n"
- "\n" GLSL_VIGNETTE_FUNC
- "void main(void) {\n"
- " vVignette.r = vignette(aViewportCoordsR);\n"
- " vVignette.g = vignette(aViewportCoordsG);\n"
- " vVignette.b = vignette(aViewportCoordsB);\n"
- " vec4 redTexCoords = (uTexFromRecommendedViewportMatrix * \n"
- " vec4(aViewportCoordsR, 0., 1.));\n"
- " vec4 greenTexCoords = (uTexFromRecommendedViewportMatrix * \n"
- " vec4(aViewportCoordsG, 0., 1.));\n"
- " vec4 blueTexCoords = (uTexFromRecommendedViewportMatrix * \n"
- " vec4(aViewportCoordsB, 0., 1.));\n"
- " vTexCoordsRG.xy = redTexCoords.xy / redTexCoords.w;\n"
- " vTexCoordsRG.zw = greenTexCoords.xy / greenTexCoords.w;\n"
- " vTexCoordsB = blueTexCoords.xy / blueTexCoords.w;\n"
- " vTexCoordsRG.x = clamp(vTexCoordsRG.x, uTexXMinMax.x, uTexXMinMax.y);\n"
- " vTexCoordsRG.z = clamp(vTexCoordsRG.z, uTexXMinMax.x, uTexXMinMax.y);\n"
- " vTexCoordsB.x = clamp(vTexCoordsB.x, uTexXMinMax.x, uTexXMinMax.y);\n"
- "#ifdef COMPOSITE_LAYER_2\n"
- " redTexCoords = (uTexFromRecommendedViewportMatrix2 * \n"
- " vec4(aViewportCoordsR, 0., 1.));\n"
- " greenTexCoords = (uTexFromRecommendedViewportMatrix2 * \n"
- " vec4(aViewportCoordsG, 0., 1.));\n"
- " blueTexCoords = (uTexFromRecommendedViewportMatrix2 * \n"
- " vec4(aViewportCoordsB, 0., 1.));\n"
- " vTexCoordsRG2.xy = redTexCoords.xy / redTexCoords.w;\n"
- " vTexCoordsRG2.zw = greenTexCoords.xy / greenTexCoords.w;\n"
- " vTexCoordsB2 = blueTexCoords.xy / blueTexCoords.w;\n"
- " vTexCoordsRG2.x = clamp(vTexCoordsRG2.x,\n"
- " uTexXMinMax.z, uTexXMinMax.w);\n"
- " vTexCoordsRG2.z = clamp(vTexCoordsRG2.z, uTexXMinMax.z,\n"
- " uTexXMinMax.w);\n"
- " vTexCoordsB2.x = clamp(vTexCoordsB2.x, uTexXMinMax.z, uTexXMinMax.w);\n"
- "#endif\n"
- " gl_Position = uProjectionMatrix * vec4(aPosition, 0., 1.);\n"
- "}\n";
-
-static const char* kFragmentShaderChromaticAberrationString =
- "#ifdef GL_ES\n"
- "precision mediump float;\n"
- "#endif\n"
- " \n"
- "layout(binding = " STRINGIFY(SAMPLER_BINDING) ")\n"
- "uniform sampler2D uDistortionTexture; \n"
- "mediump in vec4 vTexCoordsRG;\n"
- "mediump in vec2 vTexCoordsB;\n"
- "#ifdef COMPOSITE_LAYER_2\n"
- "layout(binding = " STRINGIFY(SAMPLER_BINDING2) ")\n"
- "uniform sampler2D uDistortionTexture2; \n"
- "mediump in vec4 vTexCoordsRG2;\n"
- "mediump in vec2 vTexCoordsB2;\n"
- "#endif\n"
- "mediump in vec3 vVignette;\n"
- "#ifdef BLEND_WITH_PREVIOUS_LAYER \n"
- "inout vec4 fragColor; \n"
- "#else \n"
- "out vec4 fragColor; \n"
- "#endif \n"
- " \n"
- "void main(void) { \n"
- " vec4 ra = texture(uDistortionTexture, vTexCoordsRG.xy); \n"
- " vec4 ga = texture(uDistortionTexture, vTexCoordsRG.zw); \n"
- " vec4 ba = texture(uDistortionTexture, vTexCoordsB); \n"
- "#ifdef BLEND_WITH_PREVIOUS_LAYER \n"
- " vec3 alpha1 = vec3(ra.a, ga.a, ba.a); \n"
- " vec3 color = (vec3(1.0) - alpha1) * fragColor.rgb + \n"
- " alpha1 * vec3(ra.r, ga.g, ba.b); \n"
- "#else // BLEND_WITH_PREVIOUS_LAYER \n"
- " vec3 color = vec3(ra.r, ga.g, ba.b); \n"
- "#endif // BLEND_WITH_PREVIOUS_LAYER \n"
- "#ifdef COMPOSITE_LAYER_2 \n"
- " // Alpha blend layer 2 onto layer 1. \n"
- " vec4 ra2 = texture(uDistortionTexture2, vTexCoordsRG2.xy); \n"
- " vec4 ga2 = texture(uDistortionTexture2, vTexCoordsRG2.zw); \n"
- " vec4 ba2 = texture(uDistortionTexture2, vTexCoordsB2); \n"
- " vec3 color2 = vec3(ra2.r, ga2.g, ba2.b); \n"
- " vec3 alpha2 = vec3(ra2.a, ga2.a, ba2.a); \n"
- " color = (vec3(1.0) - alpha2) * color + alpha2 * color2; \n"
- "#endif \n"
- "#ifdef ALPHA_VIGNETTE\n"
- " fragColor = vec4(color, vVignette.b * ga.a); \n"
- "#else // ALPHA_VIGNETTE\n"
- " fragColor = vec4(vVignette.rgb * color, ga.a); \n"
- "#endif // ALPHA_VIGNETTE\n"
- "} \n";
-
-static const char* kVertexShaderNoChromaticAberrationString =
- "uniform mat4 uProjectionMatrix;\n"
- "layout(binding = " STRINGIFY(POSE_BINDING) ", std140)\n"
- "uniform LateLatchData {\n"
- " mat4 uTexFromRecommendedViewportMatrix;\n"
- "};\n"
- "#ifdef COMPOSITE_LAYER_2\n"
- "layout(binding = " STRINGIFY(POSE_BINDING2) ", std140)\n"
- "uniform LateLatchData2 {\n"
- " mat4 uTexFromRecommendedViewportMatrix2;\n"
- "};\n"
- "#endif\n"
- "uniform vec4 uTexXMinMax;\n"
- "layout(location = " STRINGIFY(POSITION_ATTR) ") in vec2 aPosition;\n"
- "layout(location = " STRINGIFY(VIEWPORT_COORD_G_ATTR)
- ") in vec2 aViewportCoords;\n"
- "mediump out vec2 vTexCoords;\n"
- "#ifdef COMPOSITE_LAYER_2\n"
- "mediump out vec2 vTexCoords2;\n"
- "#endif\n"
- "mediump out vec3 vVignette;\n"
- "\n" GLSL_VIGNETTE_FUNC
- "void main(void) {\n"
- " float fVignette = vignette(aViewportCoords);\n"
- " vVignette = vec3(fVignette, fVignette, fVignette);\n"
- " vec4 texCoords = (uTexFromRecommendedViewportMatrix * \n"
- " vec4(aViewportCoords, 0., 1.));\n"
- " vTexCoords = texCoords.xy / texCoords.w;\n"
- " vTexCoords.x = clamp(vTexCoords.x, uTexXMinMax.x, uTexXMinMax.y);\n"
- "#ifdef COMPOSITE_LAYER_2\n"
- " texCoords = (uTexFromRecommendedViewportMatrix2 * \n"
- " vec4(aViewportCoords, 0., 1.));\n"
- " vTexCoords2 = texCoords.xy / texCoords.w;\n"
- " vTexCoords2.x = clamp(vTexCoords2.x, uTexXMinMax.z, uTexXMinMax.w);\n"
- "#endif\n"
- " gl_Position = uProjectionMatrix * vec4(aPosition, 0., 1.);\n"
- "}\n";
-
-static const char* kFragmentShaderNoChromaticAberrationString =
- "#ifdef GL_ES\n"
- "precision mediump float;\n"
- "#endif\n"
- " \n"
- "layout(binding = " STRINGIFY(SAMPLER_BINDING) ")\n"
- "uniform sampler2D uDistortionTexture; \n"
- "mediump in vec2 vTexCoords;\n"
- "#ifdef COMPOSITE_LAYER_2\n"
- "layout(binding = " STRINGIFY(SAMPLER_BINDING2) ")\n"
- "uniform sampler2D uDistortionTexture2; \n"
- "mediump in vec2 vTexCoords2;\n"
- "#endif\n"
- "mediump in vec3 vVignette;\n"
- "out vec4 fragColor;\n"
- " \n"
- "void main(void) { \n"
- " vec4 color = texture(uDistortionTexture, vTexCoords); \n"
- "#ifdef COMPOSITE_LAYER_2 \n"
- " // Alpha blend layer 2 onto layer 1. \n"
- " vec4 color2 = texture(uDistortionTexture2, vTexCoords2); \n"
- " float alpha2 = color2.a; \n"
- " color.rgb = (1.0 - alpha2) * color.rgb + alpha2 * color2.rgb; \n"
- "#endif \n"
- " fragColor = vec4(vVignette * color.rgb, color.a); \n"
- "} \n";
-
-static const char* kVertexShaderSimpleVideoQuadString =
- "uniform mat4 uProjectionMatrix;\n"
- "layout(binding = " STRINGIFY(POSE_BINDING) ", std140)\n"
- "uniform LateLatchData {\n"
- " mat4 uEdsCorrection;\n"
- "};\n"
- "uniform mat4 uTexFromEyeMatrix;\n"
- "uniform mat4 uEyeFromViewportMatrix;\n"
- "layout(location = " STRINGIFY(POSITION_ATTR) ") in vec2 aPosition;\n"
- "layout(location = " STRINGIFY(VIEWPORT_COORD_G_ATTR)
- ") in vec2 aViewportCoords;\n"
- "mediump out vec2 vTexCoords;\n"
- "void main(void) {\n"
- " mat4 m = uTexFromEyeMatrix * inverse(uEdsCorrection) * uEyeFromViewportMatrix;\n"
- " mat3 uTexFromViewportMatrix = inverse(mat3(m[0].xyw, m[1].xyw, m[3].xyw)); \n"
- " vec3 texCoords = uTexFromViewportMatrix * vec3(aViewportCoords, 1.0);\n"
- " vTexCoords = texCoords.xy / texCoords.z;\n"
- " gl_Position = uProjectionMatrix * vec4(aPosition, 0.0, 1.0);\n"
- "}\n";
-
-static const char* kFragmentShaderSimpleVideoQuadString =
- "#extension GL_OES_EGL_image_external_essl3 : enable\n"
- " \n"
- "#ifdef GL_ES\n"
- "precision mediump float;\n"
- "#endif\n"
- " \n"
- "layout(binding = " STRINGIFY(SAMPLER_BINDING) ")\n"
- "uniform samplerExternalOES uDistortionTexture; \n"
- "mediump in vec2 vTexCoords;\n"
- "out vec4 fragColor;\n"
- " \n"
- "void main(void) { \n"
- " if (clamp(vTexCoords, 0.0, 1.0) != vTexCoords) { \n"
- " fragColor = vec4(0.0, 0.0, 0.0, 0.0); \n"
- " } else { \n"
- " fragColor = texture(uDistortionTexture, vTexCoords); \n"
- " } \n"
- "} \n";
-
-} // anonymous namespace
-
-namespace android {
-namespace dvr {
-
-// Note that converting from Clip Space ([-1,1]^3) to Viewport Space
-// for one eye ([0,1]x[0,1]) requires dividing by 2 in x and y.
-const mat4 DistortionRenderer::kViewportFromClipMatrix =
- Eigen::Translation3f(vec3(0.5f, 0.5f, 0)) *
- Eigen::DiagonalMatrix<float, 3>(vec3(0.5f, 0.5f, 1.0f));
-
-const mat4 DistortionRenderer::kClipFromViewportMatrix =
- Eigen::DiagonalMatrix<float, 3>(vec3(2.0f, 2.0f, 1.0f)) *
- Eigen::Translation3f(vec3(-0.5f, -0.5f, 0));
-
-void DistortionRenderer::EdsShader::load(const char* vertex,
- const char* fragment, int num_layers,
- bool use_alpha_vignette,
- float rotation, bool flip_vertical,
- bool blend_with_previous_layer) {
- std::string vert_builder = "#version 310 es\n";
- std::string frag_builder = "#version 310 es\n";
- if (blend_with_previous_layer && kUseFramebufferReadback) {
- frag_builder += "#extension GL_EXT_shader_framebuffer_fetch : require\n";
- }
-
- if (num_layers == 2) {
- vert_builder += "#define COMPOSITE_LAYER_2\n";
- frag_builder += "#define COMPOSITE_LAYER_2\n";
- } else {
- LOG_ALWAYS_FATAL_IF(num_layers != 1);
- }
- if (blend_with_previous_layer) {
- // Check for unsupported shader combinations:
- LOG_ALWAYS_FATAL_IF(num_layers != 1);
- LOG_ALWAYS_FATAL_IF(use_alpha_vignette);
- if (kUseFramebufferReadback)
- frag_builder += "#define BLEND_WITH_PREVIOUS_LAYER\n";
- }
- if (use_alpha_vignette) {
- vert_builder += "#define ALPHA_VIGNETTE\n";
- frag_builder += "#define ALPHA_VIGNETTE\n";
- }
-
- vert_builder += vertex;
- frag_builder += fragment;
- pgm.Link(vert_builder, frag_builder);
- LOG_ALWAYS_FATAL_IF(!pgm.IsUsable());
-
- pgm.Use();
-
- uProjectionMatrix =
- glGetUniformLocation(pgm.GetProgram(), "uProjectionMatrix");
- uTexFromEyeMatrix =
- glGetUniformLocation(pgm.GetProgram(), "uTexFromEyeMatrix");
- uEyeFromViewportMatrix =
- glGetUniformLocation(pgm.GetProgram(), "uEyeFromViewportMatrix");
- uTexXMinMax = glGetUniformLocation(pgm.GetProgram(), "uTexXMinMax");
- CHECK_GL();
-
- float vertical_multiply = flip_vertical ? -1.0 : 1.0;
- mat4 projectionMatrix = OrthoMatrix(-0.5f, 0.5f, vertical_multiply * -0.5f,
- vertical_multiply * 0.5f, -1.0f, 1.0f);
-
- // Rotate the mesh into the screen's orientation.
- // TODO(hendrikw): Once the display is finalized, and perhaps not portrait,
- // look into removing this matrix altogether.
- projectionMatrix =
- projectionMatrix * Eigen::AngleAxisf(rotation, vec3::UnitZ());
-
- LOG_ALWAYS_FATAL_IF(sizeof(mat4) != 4 * 4 * 4);
- glUniformMatrix4fv(uProjectionMatrix, 1, false, projectionMatrix.data());
-}
-
-DistortionRenderer::DistortionRenderer(
- const CompositeHmd& hmd, vec2i display_size, int distortion_mesh_resolution,
- bool flip_texture_horizontally, bool flip_texture_vertically,
- bool separated_eye_buffers, bool eds_enabled, bool late_latch_enabled)
- : shader_type_(kChromaticAberrationCorrection),
- eds_enabled_(eds_enabled),
- chromatic_aberration_correction_enabled_(true),
- use_alpha_vignette_(false),
- distortion_mesh_resolution_(distortion_mesh_resolution),
- last_distortion_texture_id_(0),
- app_texture_target_(GL_TEXTURE_2D),
- display_size_(display_size),
- separated_eye_buffers_(separated_eye_buffers) {
- ATRACE_NAME("DistortionRenderer::DistortionRenderer");
-
- float device_rotation = 0.0;
-
- if (eds_enabled_) {
- // Late latch must be on if eds_enabled_ is true.
- if (!late_latch_enabled) {
- ALOGE("Cannot enable EDS without late latch. Force enabling late latch.");
- late_latch_enabled = true;
- }
- }
-
- // TODO(hendrikw): Look into moving this logic into DisplayMetrics.
- if (hmd.GetDisplayMetrics().IsPortrait()) {
- device_rotation = -M_PI / 2.0f;
- }
-
- // Create shader programs.
- shaders_[kNoChromaticAberrationCorrection].load(
- kVertexShaderNoChromaticAberrationString,
- kFragmentShaderNoChromaticAberrationString, 1, false, device_rotation,
- flip_texture_horizontally, false);
- shaders_[kNoChromaticAberrationCorrectionTwoLayers].load(
- kVertexShaderNoChromaticAberrationString,
- kFragmentShaderNoChromaticAberrationString, 2, false, device_rotation,
- flip_texture_horizontally, false);
- shaders_[kChromaticAberrationCorrection].load(
- kVertexShaderChromaticAberrationString,
- kFragmentShaderChromaticAberrationString, 1, false, device_rotation,
- flip_texture_horizontally, false);
- shaders_[kChromaticAberrationCorrectionTwoLayers].load(
- kVertexShaderChromaticAberrationString,
- kFragmentShaderChromaticAberrationString, 2, false, device_rotation,
- flip_texture_horizontally, false);
- shaders_[kChromaticAberrationCorrectionAlphaVignette].load(
- kVertexShaderChromaticAberrationString,
- kFragmentShaderChromaticAberrationString, 1, true, device_rotation,
- flip_texture_horizontally, false);
- shaders_[kChromaticAberrationCorrectionAlphaVignetteTwoLayers].load(
- kVertexShaderChromaticAberrationString,
- kFragmentShaderChromaticAberrationString, 2, true, device_rotation,
- flip_texture_horizontally, false);
- shaders_[kChromaticAberrationCorrectionWithBlend].load(
- kVertexShaderChromaticAberrationString,
- kFragmentShaderChromaticAberrationString, 1, false, device_rotation,
- flip_texture_horizontally, true);
- shaders_[kSimpleVideoQuad].load(
- kVertexShaderSimpleVideoQuadString,
- kFragmentShaderSimpleVideoQuadString, 1, false, device_rotation,
- flip_texture_horizontally, true);
- CHECK_GL();
-
- mat4 tex_from_recommended_viewport_matrix[2][2][2];
- for (int eye = 0; eye < 2; ++eye) {
- // Near and far plane don't actually matter for the clip_from_eye_matrix
- // below since it is only used (for EDS) to transform coordinates for
- // which the Z has been dropped.
- static const float kNear = 0.1f, kFar = 100.0f;
- const FieldOfView& fov =
- (eye == kLeftEye ? hmd.GetEyeFov(kLeftEye) : hmd.GetEyeFov(kRightEye));
- mat4 c_clip_from_eye_matrix = fov.GetProjectionMatrix(kNear, kFar);
- mat4 c_eye_from_clip_matrix = c_clip_from_eye_matrix.inverse();
-
- // Compute tex_from_recommended_viewport_matrix.
-
- // flip_texture_vertically defines the default flip behavior.
- // do_flip[0] should be the default, while do_flip[1] should be the
- // inverse of the default.
- int do_flip[2] = {flip_texture_vertically ? 1 : 0,
- flip_texture_vertically ? 0 : 1};
- for (int flip = 0; flip < 2; ++flip) {
- vec2 flip_scale(1.0f, do_flip[flip] ? -1.0f : 1.0f);
- vec2 flip_offset(0.0f, do_flip[flip] ? 1.0f : 0.0f);
-
- for (int separate_eye = 0; separate_eye < 2; ++separate_eye) {
- vec2 viewport_corner_offset = (eye == kLeftEye || separate_eye)
- ? vec2(0.0f, 0.0f)
- : vec2(0.5f, 0.0f);
- const vec2 txy = viewport_corner_offset + flip_offset;
- const vec2 scalexy = vec2(separate_eye ? 1.0f : 0.5f, 1.0f);
- tex_from_recommended_viewport_matrix[eye][flip][separate_eye] =
- Eigen::Translation3f(vec3(txy.x(), txy.y(), 0.0f)) *
- Eigen::DiagonalMatrix<float, 3>(vec3(flip_scale.x() * scalexy.x(),
- flip_scale.y(), scalexy.y()));
-
- tex_from_eye_matrix_[eye][flip][separate_eye] =
- tex_from_recommended_viewport_matrix[eye][flip][separate_eye] *
- kViewportFromClipMatrix * c_clip_from_eye_matrix;
- }
- }
-
- eye_from_viewport_matrix_[eye] =
- c_eye_from_clip_matrix * kClipFromViewportMatrix;
- }
-
- // Create UBO for setting the EDS matrix to identity when EDS is disabled.
- glGenBuffers(2 * 2 * 2, &uTexFromRecommendedViewportMatrix[0][0][0]);
- for (int eye = 0; eye < 2; ++eye) {
- for (int flip = 0; flip < 2; ++flip) {
- for (int separate_eye = 0; separate_eye < 2; ++separate_eye) {
- glBindBuffer(
- GL_UNIFORM_BUFFER,
- uTexFromRecommendedViewportMatrix[eye][flip][separate_eye]);
- glBufferData(GL_UNIFORM_BUFFER, sizeof(mat4), 0, GL_STATIC_DRAW);
- CHECK_GL();
- mat4* mat = static_cast<mat4*>(glMapBufferRange(
- GL_UNIFORM_BUFFER, 0, sizeof(mat4), GL_MAP_WRITE_BIT));
- CHECK_GL();
- *mat = tex_from_recommended_viewport_matrix[eye][flip][separate_eye];
- glUnmapBuffer(GL_UNIFORM_BUFFER);
- }
- }
- }
- glBindBuffer(GL_UNIFORM_BUFFER, 0);
-
- // Create distortion meshes and associated GL resources.
- glGenBuffers(2, mesh_vbo_);
- glGenVertexArrays(2, mesh_vao_);
- glGenBuffers(2, mesh_ibo_);
- RecomputeDistortion(hmd);
-
- SetDisplaySize(display_size);
-
- if (hmd.GetDisplayMetrics().IsPortrait()) {
- eye_viewport_origin_[0] =
- vec2i(0, flip_texture_horizontally ? 0 : display_size_[1] / 2);
- eye_viewport_origin_[1] =
- vec2i(0, flip_texture_horizontally ? display_size_[1] / 2 : 0);
- eye_viewport_size_ = vec2i(display_size_[0], display_size_[1] / 2);
- } else {
- eye_viewport_origin_[0] = vec2i(0, 0);
- eye_viewport_origin_[1] = vec2i(display_size_[0] / 2, 0);
- eye_viewport_size_ = vec2i(display_size_[0] / 2, display_size_[1]);
- }
-
- CHECK_GL();
-}
-
-DistortionRenderer::~DistortionRenderer() {
- glDeleteBuffers(2 * 2 * 2, &uTexFromRecommendedViewportMatrix[0][0][0]);
- glDeleteBuffers(2, mesh_vbo_);
- glDeleteVertexArrays(2, mesh_vao_);
- glDeleteBuffers(2, mesh_ibo_);
-}
-
-void DistortionRenderer::ApplyDistortionCorrectionToTexture(
- EyeType eye, const GLuint* texture_ids, const bool* vertical_flip,
- const bool* separate_eye, const int* late_latch_layer, int num_textures,
- bool blend_with_previous_layer, bool do_gl_state_prep) {
- ATRACE_NAME(__PRETTY_FUNCTION__);
-
- bool use_gl_blend = use_alpha_vignette_ ||
- (blend_with_previous_layer && !kUseFramebufferReadback);
- if (use_gl_blend) {
- glEnable(GL_BLEND);
- glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
- }
- DrawEye(eye, texture_ids, vertical_flip, separate_eye, late_latch_layer,
- num_textures, blend_with_previous_layer, do_gl_state_prep);
- if (use_gl_blend) {
- glDisable(GL_BLEND);
- }
- CHECK_GL();
-}
-
-void DistortionRenderer::DrawVideoQuad(EyeType eye, int layer_i,
- GLuint texture_id,
- const mat4& transform) {
- shaders_[kSimpleVideoQuad].use();
-
- shaders_[kSimpleVideoQuad].SetTexFromEyeTransform(
- tex_from_eye_matrix_[eye][0][1]);
- shaders_[kSimpleVideoQuad].SetEyeFromViewportTransform(
- transform * kClipFromViewportMatrix);
-
- if (eds_enabled_) {
- // Bind late latch view-projection UBO that is produced by AddEdsLateLatch.
- late_latch_[layer_i]->BindUniformBuffer(
- POSE_BINDING, LateLatch::kViewMatrix, eye);
- CHECK_GL();
- } else {
- // When EDS is disabled we just set the matrix here with no pose offset.
- glBindBufferBase(GL_UNIFORM_BUFFER, POSE_BINDING + layer_i,
- uTexFromRecommendedViewportMatrix[eye][0][1]);
- CHECK_GL();
- }
-
- glActiveTexture(GL_TEXTURE0 + SAMPLER_BINDING);
- glBindTexture(GL_TEXTURE_EXTERNAL_OES, texture_id);
- CHECK_GL();
-
- glDrawElements(GL_TRIANGLE_STRIP, mesh_node_[eye].indices.size(),
- GL_UNSIGNED_SHORT, nullptr);
-
- CHECK_GL();
-}
-
-void DistortionRenderer::DoLateLatch(uint32_t target_vsync_count,
- const uint32_t* render_buffer_index,
- const GLuint* render_pose_buffer_objects,
- const bool* vertical_flip,
- const bool* separate_eye,
- int num_textures) {
- if (eds_enabled_) {
- LateLatchInput data;
- memset(&data, 0, sizeof(data));
- for (int ti = 0; ti < num_textures; ++ti) {
- if (late_latch_[ti] == nullptr)
- late_latch_[ti].reset(new LateLatch(false));
-
- int flip_index = vertical_flip[ti] ? 1 : 0;
- int separate_eye_i = separate_eye[ti] ? 1 : 0;
- // Copy data into late latch input struct.
- for (int eye = 0; eye < 2; ++eye) {
- data.eds_mat1[eye] =
- tex_from_eye_matrix_[eye][flip_index][separate_eye_i];
- data.eds_mat2[eye] = eye_from_viewport_matrix_[eye];
- }
- data.pose_index = target_vsync_count & kPoseAsyncBufferIndexMask;
- data.render_pose_index = render_buffer_index[ti];
-
- late_latch_[ti]->AddEdsLateLatch(data, render_pose_buffer_objects[ti]);
- }
- }
-}
-
-void DistortionRenderer::PrepGlState(EyeType eye) {
- glViewport(eye_viewport_origin_[eye].x(), eye_viewport_origin_[eye].y(),
- eye_viewport_size_.x(), eye_viewport_size_.y());
-
- glBindVertexArray(mesh_vao_[eye]);
- CHECK_GL();
-
- glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, mesh_ibo_[eye]);
- CHECK_GL();
-
- if (!eds_enabled_) {
- glMemoryBarrier(GL_UNIFORM_BARRIER_BIT);
- }
-}
-
-void DistortionRenderer::ResetGlState(int num_textures) {
- glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
- glBindBuffer(GL_ARRAY_BUFFER, 0);
- glBindVertexArray(0);
- if (eds_enabled_) {
- for (int ti = 0; ti < num_textures; ++ti)
- glBindBufferBase(GL_UNIFORM_BUFFER, POSE_BINDING + ti, 0);
- } else {
- glBindBuffer(GL_UNIFORM_BUFFER, 0);
- }
-
- CHECK_GL();
-
- // Unbind all texture inputs.
- for (int ti = 0; ti < num_textures; ++ti) {
- glActiveTexture(GL_TEXTURE0 + SAMPLER_BINDING + ti);
- glBindTexture(app_texture_target_, 0);
- }
- glActiveTexture(GL_TEXTURE0);
-}
-
-void DistortionRenderer::DrawEye(EyeType eye, const GLuint* texture_ids,
- const bool* vertical_flip,
- const bool* separate_eye,
- const int* late_latch_layer, int num_textures,
- bool blend_with_previous_layer,
- bool do_gl_state_prep) {
- if (do_gl_state_prep)
- PrepGlState(eye);
-
- if (num_textures > kMaxLayers) {
- ALOGE("Too many textures for DistortionRenderer");
- num_textures = kMaxLayers;
- }
-
- LOG_ALWAYS_FATAL_IF(num_textures != 1 && num_textures != 2);
-
- if (num_textures == 2) {
- if (chromatic_aberration_correction_enabled_) {
- if (use_alpha_vignette_) {
- shader_type_ = kChromaticAberrationCorrectionAlphaVignetteTwoLayers;
- } else {
- shader_type_ = kChromaticAberrationCorrectionTwoLayers;
- }
- } else {
- shader_type_ = kNoChromaticAberrationCorrectionTwoLayers;
- }
- } else {
- if (chromatic_aberration_correction_enabled_) {
- if (blend_with_previous_layer) {
- shader_type_ = kChromaticAberrationCorrectionWithBlend;
- } else if (use_alpha_vignette_) {
- shader_type_ = kChromaticAberrationCorrectionAlphaVignette;
- } else {
- shader_type_ = kChromaticAberrationCorrection;
- }
- } else {
- shader_type_ = kNoChromaticAberrationCorrection;
- }
- }
- shaders_[shader_type_].use();
-
- for (int ti = 0; ti < num_textures; ++ti) {
- int flip_index = vertical_flip[ti] ? 1 : 0;
- if (eds_enabled_) {
- // Bind late latch view-projection UBO that is produced by
- // AddEdsLateLatch.
- late_latch_[late_latch_layer[ti]]->BindUniformBuffer(
- POSE_BINDING + ti, LateLatch::kViewProjMatrix, eye);
- CHECK_GL();
- } else {
- // When EDS is disabled we just set the matrix here with no pose offset.
- // With app late-latching, we can't know the pose that the app used
- // because it's in the app's framebuffer.
- int separate_eye_i = separate_eye[ti] ? 1 : 0;
- glBindBufferBase(
- GL_UNIFORM_BUFFER, POSE_BINDING + ti,
- uTexFromRecommendedViewportMatrix[eye][flip_index][separate_eye_i]);
- CHECK_GL();
- }
-
- glActiveTexture(GL_TEXTURE0 + SAMPLER_BINDING + ti);
- glBindTexture(app_texture_target_, texture_ids[ti]);
- CHECK_GL();
- }
-
- // Prevents left eye data from bleeding into right eye and vice-versa.
- vec2 layer_min_max[kMaxLayers];
- for (int i = 0; i < kMaxLayers; ++i)
- layer_min_max[i] = vec2(0.0f, 0.0f);
- for (int ti = 0; ti < num_textures; ++ti) {
- if (separate_eye[ti]) {
- layer_min_max[ti] = vec2(0.0f, 1.0f); // Use the whole texture.
- } else if (eye == kLeftEye) {
- layer_min_max[ti] = vec2(0.0f, 0.499f);
- } else {
- layer_min_max[ti] = vec2(0.501f, 1.0f);
- }
- }
- // The second layer stores its x min and max in the z,w slots of the vec4.
- vec4 xTexMinMax(layer_min_max[0].x(), layer_min_max[0].y(),
- layer_min_max[1].x(), layer_min_max[1].y());
-
- glUniform4fv(shaders_[shader_type_].uTexXMinMax, 1, &xTexMinMax[0]);
- CHECK_GL();
-
- glDrawElements(GL_TRIANGLE_STRIP, mesh_node_[eye].indices.size(),
- GL_UNSIGNED_SHORT, nullptr);
- CHECK_GL();
- if (do_gl_state_prep)
- ResetGlState(num_textures);
-}
-
-void DistortionRenderer::SetDisplaySize(vec2i display_size) {
- display_size_ = display_size;
-}
-
-void DistortionRenderer::SetEdsEnabled(bool enabled) { eds_enabled_ = enabled; }
-
-void DistortionRenderer::RecomputeDistortion(const CompositeHmd& hmd) {
- using std::placeholders::_1;
- using std::placeholders::_2;
- using std::placeholders::_3;
- using std::placeholders::_4;
- DistortionFunction distortion_function =
- std::bind(&CompositeHmd::ComputeDistortedVertex, &hmd, _1, _2, _3, _4);
-
- for (int i = 0; i < 2; ++i) {
- mesh_node_[i] =
- BuildDistortionMesh(static_cast<EyeType>(i),
- distortion_mesh_resolution_, distortion_function);
-
- glBindVertexArray(mesh_vao_[i]);
-
- glBindBuffer(GL_ARRAY_BUFFER, mesh_vbo_[i]);
- glBufferData(GL_ARRAY_BUFFER,
- sizeof(EdsVertex) * mesh_node_[i].vertices.size(),
- &mesh_node_[i].vertices.front(), GL_STATIC_DRAW);
-
- glEnableVertexAttribArray(POSITION_ATTR);
- glEnableVertexAttribArray(VIEWPORT_COORD_R_ATTR);
- glEnableVertexAttribArray(VIEWPORT_COORD_G_ATTR);
- glEnableVertexAttribArray(VIEWPORT_COORD_B_ATTR);
-
- glVertexAttribPointer(
- POSITION_ATTR, 2, GL_FLOAT, GL_FALSE, sizeof(EdsVertex),
- reinterpret_cast<void*>(offsetof(EdsVertex, position)));
-
- glVertexAttribPointer(
- VIEWPORT_COORD_R_ATTR, 2, GL_FLOAT, GL_FALSE, sizeof(EdsVertex),
- reinterpret_cast<void*>(offsetof(EdsVertex, red_viewport_coords)));
-
- glVertexAttribPointer(
- VIEWPORT_COORD_G_ATTR, 2, GL_FLOAT, GL_FALSE, sizeof(EdsVertex),
- reinterpret_cast<void*>(offsetof(EdsVertex, green_viewport_coords)));
-
- glVertexAttribPointer(
- VIEWPORT_COORD_B_ATTR, 2, GL_FLOAT, GL_FALSE, sizeof(EdsVertex),
- reinterpret_cast<void*>(offsetof(EdsVertex, blue_viewport_coords)));
-
- glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, mesh_ibo_[i]);
- glBufferData(GL_ELEMENT_ARRAY_BUFFER,
- sizeof(uint16_t) * mesh_node_[i].indices.size(),
- &mesh_node_[i].indices.front(), GL_STATIC_DRAW);
- CHECK_GL();
- }
- glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
- glBindBuffer(GL_ARRAY_BUFFER, 0);
-
- glBindVertexArray(0);
-}
-
-bool DistortionRenderer::GetLastEdsPose(LateLatchOutput* out_data, int layer_id) const {
- if (layer_id >= kMaxLayers) {
- ALOGE("Accessing invalid layer %d", layer_id);
- return false;
- }
-
- if (late_latch_[layer_id] != nullptr) {
- late_latch_[layer_id]->CaptureOutputData(out_data);
- return true;
- } else {
- ALOGE("Late latch shader not enabled.");
- return false;
- }
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libeds/eds.cpp b/libs/vr/libeds/eds.cpp
deleted file mode 100644
index 8af5b27..0000000
--- a/libs/vr/libeds/eds.cpp
+++ /dev/null
@@ -1,35 +0,0 @@
-#include <dvr/eds.h>
-
-#include <private/dvr/graphics/vr_gl_extensions.h>
-#include <private/dvr/late_latch.h>
-#include <private/dvr/types.h>
-
-// TODO(jbates) delete this file and eds.h
-
-extern "C" int dvrEdsInit(bool with_late_latch) { return 0; }
-
-extern "C" void dvrEdsDeinit() {}
-
-extern "C" int dvrEdsCapturePoseAsync(int eye, uint32_t target_vsync_count,
- const float* projection_matrix,
- const float* eye_from_head_matrix,
- const float* pose_offset_matrix) {
- return 0;
-}
-
-extern "C" int dvrEdsBindPose(int eye, uint32_t ubo_binding, intptr_t offset,
- ssize_t size) {
- return 0;
-}
-
-extern "C" int dvrEdsBlitPose(int eye, int viewport_width,
- int viewport_height) {
- return 0;
-}
-
-extern "C" int dvrEdsBlitPoseFromCpu(int eye, int viewport_width,
- int viewport_height,
- const float* pose_quaternion,
- const float* pose_position) {
- return 0;
-}
diff --git a/libs/vr/libeds/eds_mesh.cpp b/libs/vr/libeds/eds_mesh.cpp
deleted file mode 100644
index 01a90cf..0000000
--- a/libs/vr/libeds/eds_mesh.cpp
+++ /dev/null
@@ -1,136 +0,0 @@
-#include "include/private/dvr/eds_mesh.h"
-
-#include <log/log.h>
-#include <math.h>
-
-#include <private/dvr/types.h>
-
-namespace {
-
-using android::dvr::EdsVertex;
-using android::dvr::EyeType;
-using android::dvr::DistortionFunction;
-using android::dvr::vec2;
-
-// Computes the vertices for a distortion mesh with resolution |resolution| and
-// distortion provided by |hmd| and stores them in |vertices|.
-static void ComputeDistortionMeshVertices(
- EdsVertex* vertices, int resolution,
- const DistortionFunction& distortion_function, EyeType eye) {
- for (int row = 0; row < resolution; row++) {
- for (int col = 0; col < resolution; col++) {
- const float x_norm =
- static_cast<float>(col) / (static_cast<float>(resolution - 1U));
- const float y_norm =
- static_cast<float>(row) / (static_cast<float>(resolution - 1U));
-
- const vec2 xy_norm(x_norm, y_norm);
- const size_t index = col * resolution + row;
-
- // Evaluate distortion function to get the new coordinates for each color
- // channel. The distortion function returns the new coordinates relative
- // to a full viewport with 0 <= x <= 1 for each eye.
- vec2 coords[3];
- distortion_function(eye, xy_norm, &vertices[index].position, coords);
-
- // Store distortion mapping in texture coordinates.
- vertices[index].red_viewport_coords = coords[0];
- vertices[index].green_viewport_coords = coords[1];
- vertices[index].blue_viewport_coords = coords[2];
- }
- }
-}
-
-// Computes the triangle strip indices for a distortion mesh with resolution
-// |resolution| and stores them in |indices|.
-static void ComputeDistortionMeshIndices(uint16_t* indices, int resolution) {
- // The following strip method has been used in the Cardboard SDK
- // (java/com/google/vrtoolkit/cardboard/DistortionRenderer.java) and has
- // originally been described at:
- //
- // http://dan.lecocq.us/wordpress/2009/12/25/triangle-strip-for-grids-a-construction/
- //
- // For a grid with 4 rows and 4 columns of vertices, the strip would
- // look like:
- // ↻
- // 0 - 4 - 8 - 12
- // ↓ ↗ ↓ ↗ ↓ ↗ ↓
- // 1 - 5 - 9 - 13
- // ↓ ↖ ↓ ↖ ↓ ↖ ↓
- // 2 - 6 - 10 - 14
- // ↓ ↗ ↓ ↗ ↓ ↗ ↓
- // 3 - 7 - 11 - 15
- // ↺
- //
- // Note the little circular arrows next to 7 and 8 that indicate
- // repeating that vertex once so as to produce degenerate triangles.
- //
- // To facilitate scanline racing, the vertex order is left to right.
-
- int16_t index_offset = 0;
- int16_t vertex_offset = 0;
- for (int row = 0; row < resolution - 1; ++row) {
- if (row > 0) {
- indices[index_offset] = indices[index_offset - 1];
- ++index_offset;
- }
- for (int col = 0; col < resolution; ++col) {
- if (col > 0) {
- if (row % 2 == 0) {
- // Move right on even rows.
- ++vertex_offset;
- } else {
- --vertex_offset;
- }
- }
- // A cast to uint16_t is safe here as |vertex_offset| will not drop below
- // zero in this loop. As col is initially equal to zero |vertex_offset| is
- // always incremented before being decremented, is initialized to zero and
- // is only incremented outside of the loop.
- indices[index_offset++] = static_cast<uint16_t>(vertex_offset);
- indices[index_offset++] = static_cast<uint16_t>(
- vertex_offset + static_cast<int16_t>(resolution));
- }
- vertex_offset =
- static_cast<int16_t>(static_cast<int>(resolution) + vertex_offset);
- }
-}
-
-} // anonymous namespace
-
-namespace android {
-namespace dvr {
-
-// Builds a distortion mesh of resolution |resolution| using the distortion
-// provided by |hmd| for |eye|.
-EdsMesh BuildDistortionMesh(EyeType eye, int resolution,
- const DistortionFunction& distortion_function) {
- LOG_ALWAYS_FATAL_IF(resolution <= 2);
-
- // Number of indices produced by the strip method
- // (see comment in ComputeDistortionMeshIndices):
- //
- // 1 vertex per triangle
- // 2 triangles per quad, (rows - 1) * (cols - 1) quads
- // 2 vertices at the start of each row for the first triangle
- // 1 extra vertex per row (except first and last) for a
- // degenerate triangle
- //
- const uint16_t index_count =
- static_cast<uint16_t>(resolution * (2 * resolution - 1U) - 2U);
- const uint16_t vertex_count = static_cast<uint16_t>(resolution * resolution);
-
- EdsMesh mesh;
- mesh.vertices.resize(vertex_count);
- mesh.indices.resize(index_count);
-
- // Populate vertex and index buffer.
- ComputeDistortionMeshVertices(&mesh.vertices[0], resolution,
- distortion_function, eye);
- ComputeDistortionMeshIndices(&mesh.indices[0], resolution);
-
- return mesh;
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libeds/include/CPPLINT.cfg b/libs/vr/libeds/include/CPPLINT.cfg
deleted file mode 100644
index 2f8a3c0..0000000
--- a/libs/vr/libeds/include/CPPLINT.cfg
+++ /dev/null
@@ -1 +0,0 @@
-filter=-build/header_guard
diff --git a/libs/vr/libeds/include/dvr/eds.h b/libs/vr/libeds/include/dvr/eds.h
deleted file mode 100644
index 37b1297..0000000
--- a/libs/vr/libeds/include/dvr/eds.h
+++ /dev/null
@@ -1,150 +0,0 @@
-#ifndef ANDROID_DVR_EDS_H_
-#define ANDROID_DVR_EDS_H_
-
-#include <stdbool.h>
-#include <stdint.h>
-#include <sys/cdefs.h>
-#include <sys/types.h>
-
-__BEGIN_DECLS
-
-// This struct aligns with GLSL uniform blocks with std140 layout.
-// std140 allows padding between certain types, so padding must be explicitly
-// added as struct members.
-struct __attribute__((__packed__)) DvrLateLatchData {
- // Column-major order.
- float view_proj_matrix[16];
- // Column-major order.
- float view_matrix[16];
- float pose_quaternion[4];
- float pose_position[4];
-};
-
-//
-// These APIs are not thread safe and must be called on a single thread with an
-// actively bound GL context corresponding to a display surface.
-//
-
-// Prepares EDS and Late Latching system. Idempotent if called more than once.
-// The target GL context must be created and bound.
-//
-// If |with_late_latch| is true, a thread will be created that asynchronously
-// updates the pose in memory.
-//
-// The following GL states are modified as follows:
-// glBindBuffer(GL_ARRAY_BUFFER, 0);
-// glBindBuffer(GL_UNIFORM_BUFFER, 0);
-//
-// Returns 0 on success, negative error code on failure.
-// Check GL errors with glGetError for other error conditions.
-int dvrEdsInit(bool with_late_latch);
-
-// Stops and destroys the EDS Late Latching system.
-void dvrEdsDeinit();
-
-// Submits GL draw command that will capture the latest head pose into a uniform
-// buffer object. This should be called twice per frame, before the app begins
-// drawing for each eye.
-// For each eye, a later call to dvrEdsBlitPose will write this pose into
-// the application framebuffer corner so that the EDS service knows what pose
-// the frame was rendered with.
-//
-// |eye| is 0 for left eye and 1 for right eye.
-//
-// The following GL states are modified as follows:
-// glUseProgram(0);
-// glBindBuffer(GL_UNIFORM_BUFFER, 0);
-// glBindBufferBase(GL_TRANSFORM_FEEDBACK_BUFFER, 0, id);
-// glDisable(GL_RASTERIZER_DISCARD);
-//
-// Returns 0 on success, negative error code on failure:
-// EPERM - dvrEdsInit(true) was not called.
-// Check GL errors with glGetError for other error conditions.
-int dvrEdsCapturePoseAsync(int eye, uint32_t target_vsync_count,
- const float* projection_matrix,
- const float* eye_from_head_matrix,
- const float* pose_offset_matrix);
-
-// Binds the late-latch output data as a GL_UNIFORM_BUFFER so that your vertex
-// shaders can use the latest head pose. For example, to bind just the
-// view_matrix from the output:
-//
-// dvrEdsBindPose(eye, BINDING,
-// offsetof(DvrLateLatchData, view_matrix),
-// sizeof(DvrLateLatchData::view_matrix));
-//
-// Or more commonly, bind the view projection matrix:
-//
-// dvrEdsBindPose(eye, BINDING,
-// offsetof(DvrLateLatchData, view_proj_matrix),
-// sizeof(DvrLateLatchData::view_proj_matrix));
-//
-// BINDING in the above examples is the binding location of the uniform
-// interface block in the GLSL shader.
-//
-// Shader example (3 would be the |ubo_binding| passed to this function):
-// layout(binding = 3, std140) uniform LateLatchData {
-// mat4 uViewProjection;
-// };
-//
-// |eye| is 0 for left eye and 1 for right eye.
-//
-// The following GL states are modified as follows:
-// glBindBuffer(GL_UNIFORM_BUFFER, ...);
-// glBindBufferRange(GL_UNIFORM_BUFFER, ...);
-//
-// To clear the binding, call glBindBuffer(GL_UNIFORM_BUFFER, 0);
-//
-// Returns 0 on success, negative error code on failure:
-// EPERM - dvrEdsInit(true) was not called.
-// Check GL errors with glGetError for other error conditions.
-int dvrEdsBindPose(int eye, uint32_t ubo_binding, intptr_t offset,
- ssize_t size);
-
-// DEPRECATED
-//
-// Blits the pose captured previously into the currently bound framebuffer.
-// The current framebuffer is assumed to be the default framebuffer 0, the
-// surface that will be sent to the display and have EDS and lens warp applied
-// to it.
-//
-// |eye| is 0 for left eye and 1 for right eye.
-// |viewport_width| is the width of the viewport for this eye, which is
-// usually half the width of the framebuffer.
-// |viewport_height| is the height of the viewport for this eye, which is
-// usually the height of the framebuffer.
-//
-// The following GL states are modified as follows:
-// glUseProgram(0);
-// glBindBuffer(GL_UNIFORM_BUFFER, 0);
-// glBindBufferRange(GL_UNIFORM_BUFFER, 23, ...);
-//
-// Returns 0 on success, negative error code on failure:
-// EPERM - dvrEdsInit was not called.
-// Check GL errors with glGetError for other error conditions.
-int dvrEdsBlitPose(int eye, int viewport_width, int viewport_height);
-
-// DEPRECATED
-//
-// Same as dvrEdsBlitPose except that the pose is provided as an
-// parameter instead of getting it from dvrEdsBindPose. This is for
-// applications that want EDS but do not want late-latching.
-//
-// |pose_quaternion| should point to 4 floats that represent a quaternion.
-// |pose_position| should point to 3 floats that represent x,y,z position.
-//
-// GL states are modified as follows:
-// glUseProgram(0);
-// glBindBuffer(GL_UNIFORM_BUFFER, 0);
-// glBindBufferBase(GL_UNIFORM_BUFFER, 23, ...);
-//
-// Returns 0 on success, negative error code on failure:
-// EPERM - dvrEdsInit was not called.
-// Check GL errors with glGetError for other error conditions.
-int dvrEdsBlitPoseFromCpu(int eye, int viewport_width, int viewport_height,
- const float* pose_quaternion,
- const float* pose_position);
-
-__END_DECLS
-
-#endif // ANDROID_DVR_EDS_H_
diff --git a/libs/vr/libeds/include/private/dvr/color_channel_distortion.h b/libs/vr/libeds/include/private/dvr/color_channel_distortion.h
deleted file mode 100644
index 4e612cd..0000000
--- a/libs/vr/libeds/include/private/dvr/color_channel_distortion.h
+++ /dev/null
@@ -1,30 +0,0 @@
-#ifndef ANDROID_DVR_COLOR_CHANNEL_DISTORTION_H_
-#define ANDROID_DVR_COLOR_CHANNEL_DISTORTION_H_
-
-#include <private/dvr/types.h>
-
-namespace android {
-namespace dvr {
-
-// ColorChannelDistortion encapsulates the way one color channel (wavelength)
-// is distorted optically when an image is viewed through a lens.
-class ColorChannelDistortion {
- public:
- virtual ~ColorChannelDistortion() {}
-
- // Given a 2d point p, returns the corresponding distorted point.
- // The units of both the input and output points are tan-angle units,
- // which can be computed as the distance on the screen divided by
- // distance from the virtual eye to the screen. For both the input
- // and output points, the intersection of the optical axis of the lens
- // with the screen defines the origin, the x axis points right, and
- // the y axis points up.
- virtual vec2 Distort(vec2 p) const = 0;
-
- virtual vec2 DistortInverse(vec2 p) const = 0;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_COLOR_CHANNEL_DISTORTION_H_
diff --git a/libs/vr/libeds/include/private/dvr/composite_hmd.h b/libs/vr/libeds/include/private/dvr/composite_hmd.h
deleted file mode 100644
index 70727e0..0000000
--- a/libs/vr/libeds/include/private/dvr/composite_hmd.h
+++ /dev/null
@@ -1,89 +0,0 @@
-#ifndef ANDROID_DVR_COMPOSITE_HMD_H_
-#define ANDROID_DVR_COMPOSITE_HMD_H_
-
-#include <private/dvr/display_metrics.h>
-#include <private/dvr/head_mount_metrics.h>
-#include <private/dvr/types.h>
-
-namespace android {
-namespace dvr {
-
-// An intermediate structure composed of a head mount (described by
-// HeadMountMetrics) and a display (described by DisplayMetrics).
-class CompositeHmd {
- public:
- // Constructs a new CompositeHmd given a HeadMountMetrics and a
- // DisplayMetrics.
- CompositeHmd(const HeadMountMetrics& head_mount_metrics,
- const DisplayMetrics& display_metrics);
-
- CompositeHmd(CompositeHmd&& composite_hmd) = delete;
- CompositeHmd(const CompositeHmd& composite_hmd) = delete;
- CompositeHmd& operator=(CompositeHmd&& composite_hmd) = delete;
- CompositeHmd& operator=(const CompositeHmd& composite_hmd) = delete;
-
- // Headset metadata.
- float GetTargetFrameDuration() const;
- void ComputeDistortedVertex(EyeType eye, vec2 uv_in, vec2* vertex_out,
- vec2* uv_out) const;
-
- // Eye-unspecific view accessors.
- vec2i GetRecommendedRenderTargetSize() const;
- Range2i GetDisplayRange() const;
-
- // Eye-specific view accessors.
- mat4 GetEyeFromHeadMatrix(EyeType eye) const;
- FieldOfView GetEyeFov(EyeType eye) const;
- Range2i GetEyeViewportBounds(EyeType eye) const;
-
- // Set HeadMountMetrics and recompute everything that depends on
- // HeadMountMetrics.
- void SetHeadMountMetrics(const HeadMountMetrics& head_mount_metrics);
-
- // Returns a reference to the |head_mount_metrics_| member.
- const HeadMountMetrics& GetHeadMountMetrics() const;
-
- // Set DisplayMetrics and recompute everything that depends on DisplayMetrics.
- void SetDisplayMetrics(const DisplayMetrics& display_metrics);
-
- // Returns a reference to the current display metrics.
- const DisplayMetrics& GetDisplayMetrics() const;
-
- // Compute the distorted point for a single channel.
- vec2 ComputeDistortedPoint(EyeType eye, vec2 position,
- RgbColorChannel channel) const;
-
- // Compute the inverse distorted point for a single channel.
- vec2 ComputeInverseDistortedPoint(EyeType eye, vec2 position,
- RgbColorChannel channel) const;
-
- private:
- FieldOfView eye_fov_[2];
- Range2i eye_viewport_range_[2];
- mat4 eye_from_head_matrix_[2];
- Range2i display_range_;
- vec2i recommended_render_target_size_;
-
- // Per-eye scale and translation to convert from normalized Screen Space
- // ([0:1]x[0:1]) to tan-angle space.
- mat3 eye_tan_angle_from_norm_screen_matrix_[2];
- mat3 eye_tan_angle_from_norm_screen_inv_matrix_[2];
-
- // Per-eye scale and translation to convert from tan-angle space to normalized
- // Texture Space ([0:1]x[0:1]).
- mat3 eye_norm_texture_from_tan_angle_matrix_[2];
- mat3 eye_norm_texture_from_tan_angle_inv_matrix_[2];
-
- HeadMountMetrics head_mount_metrics_;
- DisplayMetrics display_metrics_;
-
- // Called by SetHeadMountMetrics/SetDisplayMetrics after metrics get changed.
- // This function will update head_mount_metrics_/display_metrics_ based on the
- // metrics supplied in the above two methods.
- void MetricsChanged();
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_COMPOSITE_HMD_H_
diff --git a/libs/vr/libeds/include/private/dvr/device_metrics.h b/libs/vr/libeds/include/private/dvr/device_metrics.h
deleted file mode 100644
index 7985f28..0000000
--- a/libs/vr/libeds/include/private/dvr/device_metrics.h
+++ /dev/null
@@ -1,22 +0,0 @@
-#ifndef ANDROID_DVR_DEVICE_METRICS_H_
-#define ANDROID_DVR_DEVICE_METRICS_H_
-
-#include <private/dvr/display_metrics.h>
-#include <private/dvr/head_mount_metrics.h>
-#include <private/dvr/types.h>
-
-namespace android {
-namespace dvr {
-
-HeadMountMetrics CreateHeadMountMetrics();
-HeadMountMetrics CreateHeadMountMetrics(const FieldOfView& l_fov,
- const FieldOfView& r_fov);
-HeadMountMetrics CreateUndistortedHeadMountMetrics();
-HeadMountMetrics CreateUndistortedHeadMountMetrics(const FieldOfView& l_fov,
- const FieldOfView& r_fov);
-DisplayMetrics CreateDisplayMetrics(vec2i screen_size);
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_DEVICE_METRICS_H_
diff --git a/libs/vr/libeds/include/private/dvr/display_metrics.h b/libs/vr/libeds/include/private/dvr/display_metrics.h
deleted file mode 100644
index 87d9d04..0000000
--- a/libs/vr/libeds/include/private/dvr/display_metrics.h
+++ /dev/null
@@ -1,79 +0,0 @@
-#ifndef ANDROID_DVR_DISPLAY_METRICS_H_
-#define ANDROID_DVR_DISPLAY_METRICS_H_
-
-#include <private/dvr/types.h>
-
-namespace android {
-namespace dvr {
-
-enum class DisplayOrientation { kPortrait, kLandscape };
-
-// DisplayMetrics encapsulates metrics describing a display to be used
-// with a head mount to create a head mounted display.
-class DisplayMetrics {
- public:
- DisplayMetrics();
- // Constructs a DisplayMetrics given a display size in pixels,
- // meters per pixel, border size in meters, and frame duration in
- // seconds.
- //
- // size_pixels The size of the display in pixels.
- // meters_per_pixel The meters per pixel in each dimension.
- // border_size_meters The size of the border around the display
- // in meters. When the device sits on a surface in the proper
- // orientation this is the distance from the surface to the edge
- // of the display.
- // frame_duration_seconds The duration in seconds of each frame
- // (i.e., 1 / framerate).
- DisplayMetrics(vec2i size_pixels, vec2 meters_per_pixel,
- float border_size_meters, float frame_duration_seconds,
- DisplayOrientation orientation);
-
- // Gets the size of the display in physical pixels (not logical pixels).
- vec2i GetSizePixels() const { return size_pixels_; }
-
- DisplayOrientation GetOrientation() const { return orientation_; }
- bool IsPortrait() const {
- return orientation_ == DisplayOrientation::kPortrait;
- }
-
- // Gets the size of the display in meters.
- vec2 GetSizeMeters() const {
- return vec2(static_cast<float>(size_pixels_[0]),
- static_cast<float>(size_pixels_[1]))
- .array() *
- meters_per_pixel_.array();
- }
-
- // Gets the meters per pixel.
- vec2 GetMetersPerPixel() const { return meters_per_pixel_; }
-
- // Gets the size of the border around the display.
- // For a phone in landscape position this would be the distance from
- // the bottom the edge of the phone to the bottom of the screen.
- float GetBorderSizeMeters() const { return border_size_meters_; }
-
- // Gets the frame duration in seconds for the display.
- float GetFrameDurationSeconds() const { return frame_duration_seconds_; }
-
- // Toggles the orientation and swaps all of the settings such that the
- // display is being held in the other orientation.
- void ToggleOrientation();
-
- // Override the meters per pixel.
- void SetMetersPerPixel(const vec2& meters_per_pixel) {
- meters_per_pixel_ = meters_per_pixel;
- }
-
- private:
- vec2i size_pixels_;
- vec2 meters_per_pixel_;
- float border_size_meters_;
- float frame_duration_seconds_;
- DisplayOrientation orientation_;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_DISPLAY_METRICS_H_
diff --git a/libs/vr/libeds/include/private/dvr/distortion_renderer.h b/libs/vr/libeds/include/private/dvr/distortion_renderer.h
deleted file mode 100644
index 28fd48a..0000000
--- a/libs/vr/libeds/include/private/dvr/distortion_renderer.h
+++ /dev/null
@@ -1,232 +0,0 @@
-#ifndef ANDROID_DVR_DISTORTION_RENDERER_H_
-#define ANDROID_DVR_DISTORTION_RENDERER_H_
-
-#include <EGL/egl.h>
-#include <GLES2/gl2.h>
-#include <array>
-#include <functional>
-
-#include <private/dvr/eds_mesh.h>
-#include <private/dvr/graphics/shader_program.h>
-#include <private/dvr/late_latch.h>
-#include <private/dvr/render_texture_params.h>
-#include <private/dvr/types.h>
-
-namespace android {
-namespace dvr {
-
-class CompositeHmd;
-
-// Encapsulates the rendering operations to correct for the HMD's lens
-// distortion.
-class DistortionRenderer {
- public:
- static constexpr int kMaxLayers = 2;
- static constexpr int kMaxLatchedLayers = 4;
-
- static const mat4 kViewportFromClipMatrix;
- static const mat4 kClipFromViewportMatrix;
-
- // Creates a distortion renderer for distortion function.
- //
- // distortion_function the black-box distortion function to apply.
- // display_size the resolution of the output of the distortion renderer.
- // distortion_mesh_resolution the amount of subdivision in the
- // distortion mesh.
- DistortionRenderer(const CompositeHmd& hmd, vec2i display_size,
- int distortion_mesh_resolution,
- bool flip_texture_horizontally,
- bool flip_texture_vertically, bool separated_eye_buffers,
- bool eds_enabled, bool late_latch_enabled);
- ~DistortionRenderer();
-
- // Returns the distortion factor array for the distortion function that was
- // passed in at creation time. The distortion factor array contains the
- // magnification factor induced by the distortion mesh at every vertex. There
- // is one entry per vertex, and entries are ordered in row-major major. The
- // array contains the magnification for both eyes averaged.
- const std::vector<float>& GetDistortionFactorArray();
-
- // |render_pose_buffer_object| is the per-texture pose array buffer object.
- // |render_buffer_index| is the per-texture index into the pose array buffer
- // object. This selects which pose was rendered into the
- // corresponding texture.
- void DoLateLatch(uint32_t target_vsync_count,
- const uint32_t* render_buffer_index,
- const GLuint* render_pose_buffer_objects,
- const bool* vertical_flip, const bool* separate_eye,
- int num_textures);
-
- // Convenience method that does no flipping.
- void DoLateLatch(uint32_t target_vsync_count,
- const uint32_t* render_buffer_index,
- const GLuint* render_pose_buffer_objects, int num_textures) {
- bool flip[kMaxLayers] = {false};
- bool separate[kMaxLayers] = {separated_eye_buffers_};
- DoLateLatch(target_vsync_count, render_buffer_index,
- render_pose_buffer_objects, flip, separate, num_textures);
- }
-
- void PrepGlState(EyeType eye);
- void ResetGlState(int num_textures);
-
- // Applies distortion correction to the given textures by rendering into the
- // current output target.
- //
- // eye Which eye is being corrected.
- // texture_ids The OpenGL texture IDs of the texture layers.
- // texture_sizes Dimensions of the corresponding textures.
- // vertical_flip Whether to flip each input texture vertically.
- // separate_eye Whether the correspending texture is a separate texture for
- // left and right eyes. If false, it is a shared texture with
- // the left view on the left half and right on the right half.
- // late_latch_layer Which late latch layer index to use for each texture.
- // Typically this is just {0, 1} unless blend_with_previous_layer is used.
- // num_textures Number of textures in texture_ids and texture_sizes.
- // blend_with_previous_layer If enabled, blend this single layer with the
- // existing framebuffer contents.
- void ApplyDistortionCorrectionToTexture(
- EyeType eye, const GLuint* texture_ids, const bool* vertical_flip,
- const bool* separate_eye, const int* late_latch_layer, int num_textures,
- bool blend_with_previous_layer, bool do_gl_state_prep);
-
- // Convenience method that does no flipping.
- void ApplyDistortionCorrectionToTexture(EyeType eye,
- const GLuint* texture_ids,
- int num_textures) {
- bool flip[kMaxLayers] = {false};
- bool separate[kMaxLayers] = {separated_eye_buffers_,
- separated_eye_buffers_};
- int latch_layer[kMaxLayers] = {0, 1};
- ApplyDistortionCorrectionToTexture(eye, texture_ids, flip, separate,
- latch_layer, num_textures, false, true);
- }
-
- // Draw a video quad based on the given video texture by rendering into the
- // current output target.
- //
- // eye Which eye is being corrected.
- // layer_id Which compositor layer the video mesh should be drawn into.
- // texture_ids The OpenGL texture IDs of the texture layers.
- // transform The transformation matrix that transforms the video mesh to its
- // desired eye space position for the target eye.
- void DrawVideoQuad(EyeType eye, int layer_id, GLuint texture_id,
- const mat4& transform);
-
- // Modifies the size of the output display. This is the number of physical
- // pixels per dimension covered by the display on the output device. Calling
- // this method is cheap; it only updates the state table of the two
- // eye-specific mesh nodes.
- void SetDisplaySize(vec2i size);
-
- void SetEdsEnabled(bool enabled);
- void SetChromaticAberrationCorrectionEnabled(bool enabled) {
- chromatic_aberration_correction_enabled_ = enabled;
- }
- void SetUseAlphaVignette(bool enabled) { use_alpha_vignette_ = enabled; }
-
- bool GetLastEdsPose(LateLatchOutput* out_data, int layer_id = 0) const;
-
- private:
- enum ShaderProgramType {
- kNoChromaticAberrationCorrection,
- kNoChromaticAberrationCorrectionTwoLayers,
- kChromaticAberrationCorrection,
- kChromaticAberrationCorrectionTwoLayers,
- kChromaticAberrationCorrectionAlphaVignette,
- kChromaticAberrationCorrectionAlphaVignetteTwoLayers,
- kChromaticAberrationCorrectionWithBlend,
- kSimpleVideoQuad,
- kNumShaderPrograms,
- };
-
- struct EdsShader {
- EdsShader() {}
- ~EdsShader() {
- }
-
- void load(const char* vertex, const char* fragment, int num_layers,
- bool use_alpha_vignette, float rotation, bool flip_vertical,
- bool blend_with_previous_layer);
- void use() { pgm.Use(); }
-
- // Update uTexFromEyeMatrix and uEyeFromViewportMatrix by the distortion
- // renderer with the transform matrix.
- void SetTexFromEyeTransform(const mat4& transform) {
- glUniformMatrix4fv(uTexFromEyeMatrix, 1, false, transform.data());
- }
-
- void SetEyeFromViewportTransform(const mat4& transform) {
- glUniformMatrix4fv(uEyeFromViewportMatrix, 1, false, transform.data());
- }
-
- ShaderProgram pgm;
-
- // Texture variables, named to match shader strings for convenience.
- GLint uProjectionMatrix;
- GLint uTexFromEyeMatrix;
- GLint uEyeFromViewportMatrix;
- GLint uTexXMinMax;
- };
-
- void DrawEye(EyeType eye, const GLuint* texture_ids,
- const bool* vertical_flip, const bool* separate_eye,
- const int* late_latch_layer, int num_textures,
- bool blend_with_previous_layer, bool do_gl_state_prep);
-
- // This function is called when there is an update on Hmd and distortion mesh
- // vertices and factor array will be updated.
- void RecomputeDistortion(const CompositeHmd& hmd);
-
- // Per-eye, per flip, per separate eye mode buffers for setting EDS matrix
- // when EDS is disabled.
- GLuint uTexFromRecommendedViewportMatrix[2][2][2];
-
- // Distortion mesh for the each eye.
- EdsMesh mesh_node_[2];
- // VBO (vertex buffer object) for distortion mesh vertices.
- GLuint mesh_vbo_[2];
- // VAO (vertex array object) for distortion mesh vertex array data.
- GLuint mesh_vao_[2];
- // IBO (index buffer object) for distortion mesh indices.
- GLuint mesh_ibo_[2];
-
- EdsShader shaders_[kNumShaderPrograms];
-
- // Enum to indicate which shader program is being used.
- ShaderProgramType shader_type_;
-
- bool eds_enabled_;
- bool chromatic_aberration_correction_enabled_;
- bool use_alpha_vignette_;
-
- // This keeps track of what distortion mesh resolution we are using currently.
- // When there is an update on Hmd, the distortion mesh vertices/factor array
- // will be re-computed with the old resolution that is stored here.
- int distortion_mesh_resolution_;
-
- // The OpenGL ID of the last texture passed to
- // ApplyDistortionCorrectionToTexture().
- GLuint last_distortion_texture_id_;
-
- // GL texture 2D target for application texture.
- GLint app_texture_target_;
-
- // Precomputed matrices for EDS and viewport transforms.
- mat4 tex_from_eye_matrix_[2][2][2];
- mat4 eye_from_viewport_matrix_[2];
-
- // Eye viewport locations.
- vec2i eye_viewport_origin_[2];
- vec2i eye_viewport_size_;
-
- vec2i display_size_;
-
- std::unique_ptr<LateLatch> late_latch_[kMaxLatchedLayers];
- bool separated_eye_buffers_;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_DISTORTION_RENDERER_H_
diff --git a/libs/vr/libeds/include/private/dvr/eds_mesh.h b/libs/vr/libeds/include/private/dvr/eds_mesh.h
deleted file mode 100644
index d2c901e..0000000
--- a/libs/vr/libeds/include/private/dvr/eds_mesh.h
+++ /dev/null
@@ -1,38 +0,0 @@
-#ifndef ANDROID_DVR_EDS_MESH_H_
-#define ANDROID_DVR_EDS_MESH_H_
-
-#include <stdint.h>
-#include <functional>
-#include <vector>
-
-#include <private/dvr/types.h>
-
-namespace android {
-namespace dvr {
-
-struct EdsVertex {
- vec2 position;
- vec2 red_viewport_coords;
- vec2 green_viewport_coords;
- vec2 blue_viewport_coords;
-};
-
-struct EdsMesh {
- std::vector<EdsVertex> vertices;
- std::vector<uint16_t> indices;
-};
-
-// Distortion function takes in a point in the range [0..1, 0..1] and returns
-// the vertex position and the three distorted points for separate R, G and B
-// channels.
-typedef std::function<void(EyeType, vec2, vec2*, vec2*)> DistortionFunction;
-
-// Builds a distortion mesh of resolution |resolution| using
-// the distortion provided by |hmd| for |eye|.
-EdsMesh BuildDistortionMesh(EyeType eye, int resolution,
- const DistortionFunction& distortion_function);
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_EDS_MESH_H_
diff --git a/libs/vr/libeds/include/private/dvr/head_mount_metrics.h b/libs/vr/libeds/include/private/dvr/head_mount_metrics.h
deleted file mode 100644
index f3e63a6..0000000
--- a/libs/vr/libeds/include/private/dvr/head_mount_metrics.h
+++ /dev/null
@@ -1,134 +0,0 @@
-#ifndef ANDROID_DVR_HEAD_MOUNT_METRICS_H_
-#define ANDROID_DVR_HEAD_MOUNT_METRICS_H_
-
-#include <array>
-
-#include <private/dvr/color_channel_distortion.h>
-#include <private/dvr/types.h>
-
-namespace android {
-namespace dvr {
-
-// HeadMountMetrics encapsulates metrics describing a head mount to be used
-// with a display to create a head mounted display.
-class HeadMountMetrics {
- public:
- // The vertical point of the HMD where the lens distance is measured from.
- enum VerticalAlignment { kBottom = 0, kCenter = 1, kTop = 2 };
-
- enum EyeOrientation {
- kCCW0Degrees = 0,
- kCCW90Degrees = 1,
- kCCW180Degrees = 2,
- kCCW270Degrees = 3,
- kCCW0DegreesMirrored = 4,
- kCCW90DegreesMirrored = 5,
- kCCW180DegreesMirrored = 6,
- kCCW270DegreesMirrored = 7,
-
- // Rotations that consist of an odd number of 90 degree rotations will swap
- // the height and width of any bounding boxes/viewports. This bit informs
- // any viewport manipulating code to perform the appropriate transformation.
- kRightAngleBit = 0x01,
- // Viewports are represented as four floating point values (four half
- // angles). Rotating this structure can be done through a shift operation.
- // This mask extracts the rotation portion of the orientation.
- kRotationMask = 0x03,
- // This mask specifies whether the output is mirrored.
- kMirroredBit = 0x04
- };
-
- HeadMountMetrics(
- float inter_lens_distance, float tray_to_lens_distance,
- float virtual_eye_to_screen_distance,
- VerticalAlignment vertical_alignment, const FieldOfView& left_eye_max_fov,
- const FieldOfView& right_eye_max_fov,
- const std::shared_ptr<ColorChannelDistortion>& red_distortion,
- const std::shared_ptr<ColorChannelDistortion>& green_distortion,
- const std::shared_ptr<ColorChannelDistortion>& blue_distortion,
- EyeOrientation left_eye_orientation, EyeOrientation right_eye_orientation,
- float screen_center_to_lens_distance)
- : inter_lens_distance_(inter_lens_distance),
- tray_to_lens_distance_(tray_to_lens_distance),
- virtual_eye_to_screen_distance_(virtual_eye_to_screen_distance),
- screen_center_to_lens_distance_(screen_center_to_lens_distance),
- vertical_alignment_(vertical_alignment),
- eye_max_fov_({{left_eye_max_fov, right_eye_max_fov}}),
- color_channel_distortion_(
- {{red_distortion, green_distortion, blue_distortion}}),
- supports_chromatic_aberration_correction_(true),
- eye_orientation_({{left_eye_orientation, right_eye_orientation}}) {
- // If we're missing the green or blur distortions, assume that we don't
- // correct for chromatic aberration.
- if (!green_distortion || !blue_distortion) {
- color_channel_distortion_[1] = red_distortion;
- color_channel_distortion_[2] = red_distortion;
- supports_chromatic_aberration_correction_ = false;
- }
- }
-
- // Returns the distance in meters between the optical centers of the two
- // lenses.
- float GetInterLensDistance() const { return inter_lens_distance_; }
-
- // Returns the distance in meters from the "tray" upon which the display
- // rests to the optical center of a lens.
- float GetTrayToLensDistance() const { return tray_to_lens_distance_; }
-
- // Returns the distance in meters from the virtual eye to the screen.
- // See http://go/vr-distortion-correction for an explanation of what
- // this distance is.
- float GetVirtualEyeToScreenDistance() const {
- return virtual_eye_to_screen_distance_;
- }
-
- // Returns the horizontal distance from the center of the screen to the center
- // of the lens, in meters.
- float GetScreenCenterToLensDistance() const {
- return screen_center_to_lens_distance_;
- }
-
- // Returns the vertical alignment of the HMD. The tray-to-lens distance
- // is relative to this position. Exception: if the alignment is kCenter,
- // then the offset has no meaning.
- VerticalAlignment GetVerticalAlignment() const { return vertical_alignment_; }
-
- // Returns the given eye's maximum field of view visible through the lens.
- // The actual rendered field of view will be limited by this and also by
- // the size of the screen.
- const FieldOfView& GetEyeMaxFov(EyeType eye) const {
- return eye_max_fov_[eye];
- }
-
- // Returns the ColorChannelDistortion object representing the distortion
- // caused by the lenses for the given color channel.
- const ColorChannelDistortion& GetColorChannelDistortion(
- RgbColorChannel channel) const {
- return *color_channel_distortion_[channel];
- }
-
- bool supports_chromatic_aberration_correction() const {
- return supports_chromatic_aberration_correction_;
- }
-
- EyeOrientation GetEyeOrientation(EyeType eye) const {
- return eye_orientation_[eye];
- }
-
- private:
- float inter_lens_distance_;
- float tray_to_lens_distance_;
- float virtual_eye_to_screen_distance_;
- float screen_center_to_lens_distance_;
- VerticalAlignment vertical_alignment_;
- std::array<FieldOfView, 2> eye_max_fov_;
- std::array<std::shared_ptr<ColorChannelDistortion>, 3>
- color_channel_distortion_;
- bool supports_chromatic_aberration_correction_;
- std::array<EyeOrientation, 2> eye_orientation_;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_HEAD_MOUNT_METRICS_H_
diff --git a/libs/vr/libeds/include/private/dvr/identity_distortion.h b/libs/vr/libeds/include/private/dvr/identity_distortion.h
deleted file mode 100644
index b9c5cf6..0000000
--- a/libs/vr/libeds/include/private/dvr/identity_distortion.h
+++ /dev/null
@@ -1,23 +0,0 @@
-#ifndef ANDROID_DVR_IDENTITY_DISTORTION_H_
-#define ANDROID_DVR_IDENTITY_DISTORTION_H_
-
-#include <private/dvr/color_channel_distortion.h>
-
-namespace android {
-namespace dvr {
-
-// Provides an identity distortion operation if running the device without any
-// lenses.
-class IdentityDistortion : public ColorChannelDistortion {
- public:
- IdentityDistortion() {}
-
- vec2 Distort(vec2 p) const override { return p; }
-
- vec2 DistortInverse(vec2 p) const override { return p; }
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_IDENTITY_DISTORTION_H_
diff --git a/libs/vr/libeds/include/private/dvr/polynomial_radial_distortion.h b/libs/vr/libeds/include/private/dvr/polynomial_radial_distortion.h
deleted file mode 100644
index 8f080aa..0000000
--- a/libs/vr/libeds/include/private/dvr/polynomial_radial_distortion.h
+++ /dev/null
@@ -1,60 +0,0 @@
-#ifndef ANDROID_DVR_POLYNOMIAL_RADIAL_DISTORTION_H_
-#define ANDROID_DVR_POLYNOMIAL_RADIAL_DISTORTION_H_
-
-#include <vector>
-
-#include <private/dvr/color_channel_distortion.h>
-
-namespace android {
-namespace dvr {
-
-// PolynomialRadialDistortion implements a radial distortion based using
-// a set of coefficients describing a polynomial function.
-// See http://en.wikipedia.org/wiki/Distortion_(optics).
-//
-// Unless otherwise stated, the units used in this class are tan-angle units
-// which can be computed as distance on the screen divided by distance from the
-// virtual eye to the screen.
-class PolynomialRadialDistortion : public ColorChannelDistortion {
- public:
- // Construct a PolynomialRadialDistortion with coefficients for
- // the radial distortion equation:
- //
- // p' = p (1 + K1 r^2 + K2 r^4 + ... + Kn r^(2n))
- //
- // where r is the distance in tan-angle units from the optical center,
- // p the input point and p' the output point.
- // The provided vector contains the coefficients for the even monomials
- // in the distortion equation: coefficients[0] is K1, coefficients[1] is K2,
- // etc. Thus the polynomial used for distortion has degree
- // (2 * coefficients.size()).
- explicit PolynomialRadialDistortion(const std::vector<float>& coefficients);
-
- // Given a radius (measuring distance from the optical axis of the lens),
- // returns the distortion factor for that radius.
- float DistortionFactor(float r_squared) const;
-
- // Given a radius (measuring distance from the optical axis of the lens),
- // returns the corresponding distorted radius.
- float DistortRadius(float r) const;
-
- // Given a 2d point p, returns the corresponding distorted point.
- // distance from the virtual eye to the screen. The optical axis
- // of the lens defines the origin for both input and output points.
- vec2 Distort(vec2 p) const override;
-
- // Given a 2d point p, returns the point that would need to be passed to
- // Distort to get point p (approximately).
- vec2 DistortInverse(vec2 p) const override;
-
- // Returns the distortion coefficients.
- const std::vector<float>& GetCoefficients() const;
-
- private:
- std::vector<float> coefficients_;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_POLYNOMIAL_RADIAL_DISTORTION_H_
diff --git a/libs/vr/libeds/include/private/dvr/raw_pose.h b/libs/vr/libeds/include/private/dvr/raw_pose.h
deleted file mode 100644
index 7058f1a..0000000
--- a/libs/vr/libeds/include/private/dvr/raw_pose.h
+++ /dev/null
@@ -1,54 +0,0 @@
-#ifndef ANDROID_DVR_RAW_POSE_H_
-#define ANDROID_DVR_RAW_POSE_H_
-
-#include <atomic>
-
-namespace android {
-namespace dvr {
-
-// POD raw data of a head pose with a count field for read consistency checking.
-// Warning: The layout of this struct and RawPosePair are specific to match the
-// corresponding buffer type in the shader in late_latch.cpp.
-struct RawPose {
- void Reset(uint32_t new_count) volatile {
- qx = qy = qz = 0.0f;
- qw = 1.0f;
- px = py = pz = 0.0f;
- count = new_count;
- }
-
- float qx, qy, qz, qw;
- float px, py, pz;
- std::atomic<uint32_t> count;
-};
-
-// RawPosePair is used for lock-free writing at about 1khz by the CPU/DSP
-// and reading by the GPU. At creation time, pose1 is given count = 1 and
-// pose2 is given count = 2.
-//
-// The lock-free write pattern is:
-// - write to pose with least count.
-// - memory write barrier.
-// - write count = count + 2.
-//
-// For reads, there is an important assumption about the GPU: it generally
-// processes things contiguously, without arbitrary preemptions that save and
-// restore full cache states. In other words, if the GPU is preempted and then
-// later resumed, any data that was read from memory before the preemption will
-// be re-read from memory after resume. This allows the following read trick to
-// work:
-// - read the full RawPosePair into a shader.
-// - select the pose with the newest count.
-//
-// The older pose may be partially written by the async stores from CPU/DSP, but
-// because of the memory barrier and GPU characteristics, the highest count pose
-// should always be a fully consistent RawPose.
-struct RawPosePair {
- RawPose pose1;
- RawPose pose2;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_RAW_POSE_H_
diff --git a/libs/vr/libeds/include/private/dvr/render_texture_params.h b/libs/vr/libeds/include/private/dvr/render_texture_params.h
deleted file mode 100644
index 71aebef..0000000
--- a/libs/vr/libeds/include/private/dvr/render_texture_params.h
+++ /dev/null
@@ -1,55 +0,0 @@
-#ifndef ANDROID_DVR_RENDER_TEXTURE_PARAMS_H_
-#define ANDROID_DVR_RENDER_TEXTURE_PARAMS_H_
-
-#include <private/dvr/types.h>
-
-namespace android {
-namespace dvr {
-
-// Encapsulates information about the render texture, includes the size
-// of the render texture, and the left/right viewport which define the
-// portion each eye is rendering onto. This struct will be passed to
-// PresentFrame every frame before the client actually drawing the scene.
-struct RenderTextureParams {
- RenderTextureParams() {}
-
- RenderTextureParams(vec2i target_texture_size,
- const Range2i& eye_viewport_bounds_left,
- const Range2i& eye_viewport_bounds_right,
- const FieldOfView& eye_fov_left,
- const FieldOfView& eye_fov_right)
- : texture_size(target_texture_size) {
- eye_viewport_bounds[kLeftEye] = eye_viewport_bounds_left;
- eye_viewport_bounds[kRightEye] = eye_viewport_bounds_right;
- eye_fov[kLeftEye] = eye_fov_left;
- eye_fov[kRightEye] = eye_fov_right;
- }
-
- explicit RenderTextureParams(vec2i target_texture_size,
- const FieldOfView& eye_fov_left,
- const FieldOfView& eye_fov_right) {
- texture_size = target_texture_size;
- eye_viewport_bounds[0] = Range2i::FromSize(
- vec2i(0, 0), vec2i(texture_size[0] / 2, texture_size[1]));
- eye_viewport_bounds[1] =
- Range2i::FromSize(vec2i(texture_size[0] / 2, 0),
- vec2i(texture_size[0] / 2, texture_size[1]));
-
- eye_fov[kLeftEye] = eye_fov_left;
- eye_fov[kRightEye] = eye_fov_right;
- }
-
- // The render texture size.
- vec2i texture_size;
-
- // The viewport bounds on the render texture for each eye.
- Range2i eye_viewport_bounds[2];
-
- // The field of view for each eye in degrees.
- FieldOfView eye_fov[2];
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_RENDER_TEXTURE_PARAMS_H_
diff --git a/libs/vr/libeds/polynomial_radial_distortion.cpp b/libs/vr/libeds/polynomial_radial_distortion.cpp
deleted file mode 100644
index fa01bb4..0000000
--- a/libs/vr/libeds/polynomial_radial_distortion.cpp
+++ /dev/null
@@ -1,53 +0,0 @@
-#include "include/private/dvr/polynomial_radial_distortion.h"
-
-namespace android {
-namespace dvr {
-
-PolynomialRadialDistortion::PolynomialRadialDistortion(
- const std::vector<float>& coefficients)
- : coefficients_(coefficients) {}
-
-float PolynomialRadialDistortion::DistortionFactor(float r_squared) const {
- float r_factor = 1.0f;
- float distortion_factor = 1.0f;
-
- for (float ki : coefficients_) {
- r_factor *= r_squared;
- distortion_factor += ki * r_factor;
- }
-
- return distortion_factor;
-}
-
-float PolynomialRadialDistortion::DistortRadius(float r) const {
- return r * DistortionFactor(r * r);
-}
-
-vec2 PolynomialRadialDistortion::Distort(vec2 p) const {
- return p * DistortionFactor(p.squaredNorm());
-}
-
-vec2 PolynomialRadialDistortion::DistortInverse(vec2 p) const {
- // Secant method.
- const float radius = p.norm();
- float r0 = radius / 0.9f;
- float r1 = radius * 0.9f;
- float r2;
- float dr0 = radius - DistortRadius(r0);
- float dr1;
- while (fabsf(r1 - r0) > 0.0001f /** 0.1mm */) {
- dr1 = radius - DistortRadius(r1);
- r2 = r1 - dr1 * ((r1 - r0) / (dr1 - dr0));
- r0 = r1;
- r1 = r2;
- dr0 = dr1;
- }
- return (r1 / radius) * p;
-}
-
-const std::vector<float>& PolynomialRadialDistortion::GetCoefficients() const {
- return coefficients_;
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libeds/tests/eds_app_tests.cpp b/libs/vr/libeds/tests/eds_app_tests.cpp
deleted file mode 100644
index 549d864..0000000
--- a/libs/vr/libeds/tests/eds_app_tests.cpp
+++ /dev/null
@@ -1,140 +0,0 @@
-#include <EGL/egl.h>
-#include <GLES2/gl2.h>
-
-#include <dvr/graphics.h>
-#include <dvr/pose_client.h>
-#include <gtest/gtest.h>
-#include <private/dvr/graphics/shader_program.h>
-#include <private/dvr/types.h>
-
-namespace {
-
-#define POSE_BINDING 0
-
-#ifndef STRINGIFY
-#define STRINGIFY2(s) #s
-#define STRINGIFY(s) STRINGIFY2(s)
-#endif
-
-static const char g_vert_shader[] =
- "layout(binding = " STRINGIFY(POSE_BINDING) ", std140)\n"
- "uniform LateLatchData {\n"
- " mat4 uViewProjection;\n"
- "};\n"
- "void main() {\n"
- " vec2 verts[4];\n"
- " verts[0] = vec2(-1, -1);\n"
- " verts[1] = vec2(-1, 1);\n"
- " verts[2] = vec2(1, -1);\n"
- " verts[3] = vec2(1, 1);\n"
- " gl_Position = uViewProjection * vec4(verts[gl_VertexID], 0.0, 1.0);\n"
- "}\n";
-
-static const char g_frag_shader[] =
- "precision mediump float;\n"
- "out vec4 outColor;\n"
- "void main() {\n"
- " outColor = vec4(1.0);\n"
- "}\n";
-
-DvrGraphicsContext* CreateContext(int* surface_width, int* surface_height) {
- DvrGraphicsContext* context = nullptr;
- int display_width = 0, display_height = 0;
- float inter_lens_meters = 0.0f;
- float left_fov[4] = {0.0f};
- float right_fov[4] = {0.0f};
- int disable_warp = 0;
- int enable_late_latch = 1;
- DvrSurfaceParameter surface_params[] = {
- DVR_SURFACE_PARAMETER_IN(DISABLE_DISTORTION, disable_warp),
- DVR_SURFACE_PARAMETER_IN(ENABLE_LATE_LATCH, enable_late_latch),
- DVR_SURFACE_PARAMETER_OUT(DISPLAY_WIDTH, &display_width),
- DVR_SURFACE_PARAMETER_OUT(DISPLAY_HEIGHT, &display_height),
- DVR_SURFACE_PARAMETER_OUT(SURFACE_WIDTH, surface_width),
- DVR_SURFACE_PARAMETER_OUT(SURFACE_HEIGHT, surface_height),
- DVR_SURFACE_PARAMETER_OUT(INTER_LENS_METERS, &inter_lens_meters),
- DVR_SURFACE_PARAMETER_OUT(LEFT_FOV_LRBT, left_fov),
- DVR_SURFACE_PARAMETER_OUT(RIGHT_FOV_LRBT, right_fov),
- DVR_SURFACE_PARAMETER_LIST_END,
- };
- dvrGraphicsContextCreate(surface_params, &context);
- return context;
-}
-
-} // namespace
-
-TEST(SensorAppTests, EdsWithLateLatch) {
- int surface_width = 0, surface_height = 0;
- DvrGraphicsContext* context = CreateContext(&surface_width, &surface_height);
- ASSERT_NE(nullptr, context);
-
- android::dvr::ShaderProgram shader(g_vert_shader, g_frag_shader);
-
- for (int i = 0; i < 5; ++i) {
- DvrFrameSchedule schedule;
- dvrGraphicsWaitNextFrame(context, 0, &schedule);
-
- const auto ident_mat = android::dvr::mat4::Identity();
- const float* ident_mats[] = { ident_mat.data(), ident_mat.data() };
- GLuint late_latch_buffer_id = 0;
- int ret = dvrBeginRenderFrameLateLatch(context, 0, schedule.vsync_count, 2,
- ident_mats, ident_mats, ident_mats,
- &late_latch_buffer_id);
- EXPECT_EQ(0, ret);
- for (int eye = 0; eye < 2; ++eye) {
- if (eye == 0)
- glViewport(0, 0, surface_width / 2, surface_height);
- else
- glViewport(surface_width / 2, 0, surface_width / 2, surface_height);
-
- glClear(GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT);
- shader.Use();
-
- // Bind late latch pose matrix buffer.
- glBindBufferRange(
- GL_UNIFORM_BUFFER, POSE_BINDING, late_latch_buffer_id,
- offsetof(DvrGraphicsLateLatchData, view_proj_matrix[eye]),
- 16 * sizeof(float));
-
- // TODO(jbates): use transform feedback here to grab the vertex output
- // and verify that it received late-latch pose data. Combine this with
- // mocked pose data to verify that late-latching is working.
- glDrawArrays(GL_POINTS, 0, 4);
- }
- dvrPresent(context);
- }
-
- glFinish();
- dvrGraphicsContextDestroy(context);
-}
-
-TEST(SensorAppTests, EdsWithoutLateLatch) {
- int surface_width = 0, surface_height = 0;
- DvrGraphicsContext* context = CreateContext(&surface_width, &surface_height);
- ASSERT_NE(nullptr, context);
- DvrPose* client = dvrPoseCreate();
- ASSERT_NE(nullptr, client);
-
- for (int i = 0; i < 5; ++i) {
- DvrFrameSchedule schedule;
- dvrGraphicsWaitNextFrame(context, 0, &schedule);
- DvrPoseAsync pose;
- int ret = dvrPoseGet(client, schedule.vsync_count, &pose);
- ASSERT_EQ(0, ret);
-
- dvrBeginRenderFrameEds(context, pose.orientation, pose.translation);
- for (int eye = 0; eye < 2; ++eye) {
- if (eye == 0)
- glViewport(0, 0, surface_width / 2, surface_height);
- else
- glViewport(surface_width / 2, 0, surface_width / 2, surface_height);
-
- glClear(GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT);
- EXPECT_EQ(0, ret);
- }
- dvrPresent(context);
- }
-
- dvrPoseDestroy(client);
- dvrGraphicsContextDestroy(context);
-}
diff --git a/libs/vr/libimageio/Android.bp b/libs/vr/libimageio/Android.bp
deleted file mode 100644
index 7dde075..0000000
--- a/libs/vr/libimageio/Android.bp
+++ /dev/null
@@ -1,26 +0,0 @@
-
-
-sourceFiles = [
- "image_io.cpp",
- "image_io_png.cpp",
- "image_io_ppm.cpp",
-]
-
-includeFiles = ["include"]
-
-sharedLibraries = [
- "libcutils",
- "libpng",
-]
-
-cc_library_static {
- srcs: sourceFiles,
- export_include_dirs: includeFiles,
- shared_libs: sharedLibraries,
- cflags: [
- "-Wall",
- "-Wextra",
- ],
- name: "libimageio",
- tags: ["optional"],
-}
diff --git a/libs/vr/libimageio/image_io.cpp b/libs/vr/libimageio/image_io.cpp
deleted file mode 100644
index 5ad6c2d..0000000
--- a/libs/vr/libimageio/image_io.cpp
+++ /dev/null
@@ -1,92 +0,0 @@
-#define LOG_TAG "ImageIo"
-
-#include <private/dvr/image_io.h>
-
-#include <algorithm>
-#include <memory>
-#include <string>
-
-#include <private/dvr/image_io_base.h>
-#include <private/dvr/image_io_logging.h>
-#include <private/dvr/image_io_png.h>
-#include <private/dvr/image_io_ppm.h>
-
-namespace {
-
-// Returns true if |str| ends with |suffix|.
-bool EndsWith(const std::string& str, const std::string& suffix) {
- if (str.length() < suffix.length())
- return false;
-
- return std::equal(suffix.rbegin(), suffix.rend(), str.rbegin());
-}
-
-// Returns lower case copy of the input string.
-std::string ToLower(std::string str) {
- std::transform(str.begin(), str.end(), str.begin(),
- [](char x) { return std::tolower(x); });
- return str;
-}
-
-} // namespace
-
-std::unique_ptr<ImageIoReader> ImageIoReader::Create(const char* filename) {
- std::unique_ptr<ImageIoReader> reader;
- std::string filename_lower = ToLower(filename);
-
- if (EndsWith(filename_lower, ".ppm"))
- reader.reset(new ImageIoPpmReader(filename));
-
- if (!reader) {
- ALOGE("Unknown/unsupported image file format.");
- return nullptr;
- }
-
- return reader;
-}
-
-std::unique_ptr<ImageIoWriter> ImageIoWriter::Create(const char* filename,
- int width, int height,
- const uint8_t* image) {
- std::unique_ptr<ImageIoWriter> writer;
- std::string filename_lower = ToLower(filename);
-
- if (EndsWith(filename_lower, ".ppm"))
- writer.reset(new ImageIoPpmWriter(filename, width, height, image));
- else if (EndsWith(filename_lower, ".png"))
- writer.reset(new ImageIoPngWriter(filename, width, height, image));
-
- if (!writer) {
- ALOGE("Unknown/unsupported image file format.");
- return nullptr;
- }
-
- return writer;
-}
-
-extern "C" {
-
-bool image_io_write_rgb888(const char* filename, int width, int height,
- const uint8_t* image) {
- auto writer = ImageIoWriter::Create(filename, width, height, image);
- if (!writer)
- return false;
- return writer->WriteRgb888();
-}
-
-bool image_io_read_rgb888(const char* filename, int* width, int* height,
- uint8_t** image) {
- auto reader = ImageIoReader::Create(filename);
- if (!reader)
- return false;
- if (!reader->ReadRgb888())
- return false;
- *width = reader->width();
- *height = reader->height();
- *image = reader->ReleaseImage();
- return true;
-}
-
-void image_io_release_buffer(uint8_t* image) { delete[] image; }
-
-} // extern "C"
diff --git a/libs/vr/libimageio/image_io_png.cpp b/libs/vr/libimageio/image_io_png.cpp
deleted file mode 100644
index e0a118b..0000000
--- a/libs/vr/libimageio/image_io_png.cpp
+++ /dev/null
@@ -1,87 +0,0 @@
-#define LOG_TAG "ImageIo"
-
-#include <private/dvr/image_io_png.h>
-
-#include <fstream>
-#include <string>
-#include <vector>
-
-#include <private/dvr/image_io_logging.h>
-
-#include "png.h"
-
-namespace {
-
-void WriteChunkCallback(png_structp out_ptr, png_bytep chunk_ptr,
- png_size_t chunk_size) {
- auto* writer = static_cast<ImageIoPngWriter*>(png_get_io_ptr(out_ptr));
- const char* chunk = reinterpret_cast<const char*>(chunk_ptr);
- writer->WriteChunk(chunk, chunk_size);
-}
-
-} // namespace
-
-ImageIoPngWriter::ImageIoPngWriter(const char* filename, int width, int height,
- const uint8_t* image)
- : ImageIoWriter(filename, width, height, image),
- out_(filename_),
- write_failed_(false) {}
-
-bool ImageIoPngWriter::WriteChunk(const char* chunk, int chunk_size) {
- out_.write(chunk, chunk_size);
- if (!out_) {
- if (write_failed_) {
- // Error was already logged once.
- return false;
- }
-
- ALOGE("Failed to write .png image to %s.", filename_.c_str());
- write_failed_ = true;
- return false;
- }
- return true;
-}
-
-// Writes RGB888 image to png file.
-// Refactored from Chromium:
-// WebKit/Source/platform/image-encoders/skia/PNGImageEncoder.cpp
-bool ImageIoPngWriter::WriteRgb888() {
- if (width_ <= 0 || height_ <= 0) {
- ALOGE("Invalid width or height.");
- return false;
- }
-
- if (!out_) {
- ALOGE("Failed to open output file %s.", filename_.c_str());
- return false;
- }
-
- png_struct* png = png_create_write_struct(PNG_LIBPNG_VER_STRING, 0, 0, 0);
- png_info* info = png_create_info_struct(png);
- if (!png || !info || setjmp(png_jmpbuf(png))) {
- png_destroy_write_struct(png ? &png : 0, info ? &info : 0);
- return false;
- }
-
- png_set_compression_level(png, 3);
- png_set_filter(png, PNG_FILTER_TYPE_BASE, PNG_FILTER_SUB);
-
- png_set_write_fn(png, this, WriteChunkCallback, 0);
- png_set_IHDR(png, info, width_, height_, 8, PNG_COLOR_TYPE_RGB, 0, 0, 0);
- png_write_info(png, info);
-
- unsigned char* pixels =
- reinterpret_cast<unsigned char*>(const_cast<uint8_t*>(image_));
- const size_t stride = width_ * 3;
- for (int y = 0; y < height_; ++y) {
- png_write_row(png, pixels);
- if (write_failed_)
- return false;
- pixels += stride;
- }
-
- png_write_end(png, info);
- png_destroy_write_struct(&png, &info);
-
- return !write_failed_;
-}
diff --git a/libs/vr/libimageio/image_io_ppm.cpp b/libs/vr/libimageio/image_io_ppm.cpp
deleted file mode 100644
index 2411888..0000000
--- a/libs/vr/libimageio/image_io_ppm.cpp
+++ /dev/null
@@ -1,93 +0,0 @@
-#define LOG_TAG "ImageIo"
-
-#include <private/dvr/image_io_ppm.h>
-
-#include <cwctype>
-#include <fstream>
-#include <string>
-
-#include <private/dvr/image_io_logging.h>
-
-bool ImageIoPpmWriter::WriteRgb888() {
- std::ofstream out(filename_);
- if (!out) {
- ALOGE("Failed to open output file %s.", filename_.c_str());
- return false;
- }
-
- // Write a PPM header. See http://netpbm.sourceforge.net/doc/ppm.html for
- // the format specification.
- constexpr int maximum_intensity = 255;
- out << "P6\n"
- << width_ << "\n"
- << height_ << "\n"
- << maximum_intensity << "\n";
-
- // Write out the image itself.
- out.write(reinterpret_cast<const char*>(image_), 3 * width_ * height_);
-
- if (!out) {
- ALOGE("Failed to write .ppm image to %s.", filename_.c_str());
- return false;
- }
- return true;
-}
-
-bool ImageIoPpmReader::ReadRgb888() {
- std::ifstream in(filename_);
- if (!in) {
- ALOGE("Failed to open input file %s.", filename_.c_str());
- return false;
- }
-
- // Read PPM header. See http://netpbm.sourceforge.net/doc/ppm.html for
- // the format specification.
- char magic_number[2];
- in.read(magic_number, 2);
- if (magic_number[0] != 'P' || magic_number[1] != '6') {
- ALOGE("Failed to read PPM, not a P6 file %s.", filename_.c_str());
- return false;
- }
-
- int maximum_intensity = 0;
-
- in >> width_;
- in >> height_;
- in >> maximum_intensity;
-
- char delimiter;
- in.read(&delimiter, 1);
-
- if (!iswspace(delimiter) || width_ <= 0 || height_ <= 0 ||
- maximum_intensity <= 0) {
- ALOGE("Failed to parse PPM header for %s.", filename_.c_str());
- return false;
- }
-
- if (maximum_intensity != 255) {
- ALOGE("Failed to read PPM, only 8-bit depth supported %s.",
- filename_.c_str());
- return false;
- }
-
- // Read RGB data.
- const int data_begin = in.tellg();
- in.seekg(0, in.end);
- const int data_end = in.tellg();
- in.seekg(data_begin, in.beg);
-
- const int data_size = data_end - data_begin;
- if (data_size != 3 * width_ * height_) {
- ALOGE("Failed to read PPM, unexpected data size %s.", filename_.c_str());
- return false;
- }
-
- image_.reset(new uint8_t[data_size]);
- char* data = reinterpret_cast<char*>(image_.get());
-
- const auto it_data_begin = std::istreambuf_iterator<char>(in);
- const auto it_data_end = std::istreambuf_iterator<char>();
- std::copy(it_data_begin, it_data_end, data);
-
- return true;
-}
diff --git a/libs/vr/libimageio/include/CPPLINT.cfg b/libs/vr/libimageio/include/CPPLINT.cfg
deleted file mode 100644
index 2f8a3c0..0000000
--- a/libs/vr/libimageio/include/CPPLINT.cfg
+++ /dev/null
@@ -1 +0,0 @@
-filter=-build/header_guard
diff --git a/libs/vr/libimageio/include/private/dvr/image_io.h b/libs/vr/libimageio/include/private/dvr/image_io.h
deleted file mode 100644
index 5cb115d..0000000
--- a/libs/vr/libimageio/include/private/dvr/image_io.h
+++ /dev/null
@@ -1,32 +0,0 @@
-#ifndef DVR_IMAGE_IO_H_
-#define DVR_IMAGE_IO_H_
-
-#include <stdbool.h>
-#include <stdint.h>
-
-// Supported filetypes.
-#define DVR_IMAGE_IO_SUPPORTED_WRITE "png, ppm"
-#define DVR_IMAGE_IO_SUPPORTED_READ "ppm"
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-// Writes an RGB888 image to file. Intended file type is autodetected
-// based on the extension. Currently supported formats: PNG, PPM.
-bool image_io_write_rgb888(const char* filename, int width, int height,
- const uint8_t* image);
-
-// Reads an RGB888 image from file. Image buffer needs to be released with
-// image_io_release_image. Currently supported formats: PPM.
-bool image_io_read_rgb888(const char* filename, int* width, int* height,
- uint8_t** image);
-
-// Releases image buffer allocated within the library.
-void image_io_release_buffer(uint8_t* image);
-
-#ifdef __cplusplus
-} // extern "C"
-#endif
-
-#endif // DVR_IMAGE_IO_H_
diff --git a/libs/vr/libimageio/include/private/dvr/image_io_base.h b/libs/vr/libimageio/include/private/dvr/image_io_base.h
deleted file mode 100644
index 5f29de7..0000000
--- a/libs/vr/libimageio/include/private/dvr/image_io_base.h
+++ /dev/null
@@ -1,56 +0,0 @@
-#ifndef LIB_LIBIMAGEIO_PRIVATE_DVR_IMAGE_IO_BASE_H_
-#define LIB_LIBIMAGEIO_PRIVATE_DVR_IMAGE_IO_BASE_H_
-
-#include <memory>
-#include <string>
-
-class ImageIoReader {
- public:
- virtual ~ImageIoReader() {}
-
- static std::unique_ptr<ImageIoReader> Create(const char* filename);
-
- virtual bool ReadRgb888() = 0;
-
- int width() const { return width_; }
-
- int height() const { return height_; }
-
- uint8_t* ReleaseImage() { return image_.release(); }
-
- protected:
- int width_;
- int height_;
- std::unique_ptr<uint8_t[]> image_;
- const std::string filename_;
-
- explicit ImageIoReader(const char* filename)
- : width_(0), height_(0), filename_(filename) {}
-
- ImageIoReader() = delete;
-};
-
-class ImageIoWriter {
- public:
- virtual ~ImageIoWriter() {}
-
- static std::unique_ptr<ImageIoWriter> Create(const char* filename, int width,
- int height,
- const uint8_t* image);
-
- virtual bool WriteRgb888() = 0;
-
- protected:
- const int width_;
- const int height_;
- const uint8_t* image_;
- const std::string filename_;
-
- ImageIoWriter(const char* filename, int width, int height,
- const uint8_t* image)
- : width_(width), height_(height), image_(image), filename_(filename) {}
-
- ImageIoWriter() = delete;
-};
-
-#endif // LIB_LIBIMAGEIO_PRIVATE_DVR_IMAGE_IO_BASE_H_
diff --git a/libs/vr/libimageio/include/private/dvr/image_io_logging.h b/libs/vr/libimageio/include/private/dvr/image_io_logging.h
deleted file mode 100644
index a2629f3..0000000
--- a/libs/vr/libimageio/include/private/dvr/image_io_logging.h
+++ /dev/null
@@ -1,39 +0,0 @@
-#ifndef LIB_LIBIMAGEIO_PRIVATE_DVR_IMAGE_IO_LOGGING_H_
-#define LIB_LIBIMAGEIO_PRIVATE_DVR_IMAGE_IO_LOGGING_H_
-
-// This header acts as log/log.h if LOG_TO_STDERR is not defined.
-// If LOG_TO_STDERR is defined, then android logging macros (such as ALOGE)
-// would log to stderr. This is useful if the code is also being used/tested on
-// a desktop.
-
-#ifdef LOG_TO_STDERR
-#include <stdarg.h>
-#include <cstdio>
-
-#ifndef LOG_TAG
-#define LOG_TAG " "
-#endif // LOG_TAG
-
-inline void LogToStderr(const char* severity, const char* fmt, ...) {
- fprintf(stderr, "%s %s: ", LOG_TAG, severity);
- va_list args;
- va_start(args, fmt);
- vfprintf(stderr, fmt, args);
- va_end(args);
- fprintf(stderr, "\n");
- fflush(stderr);
-}
-
-#define ALOGE(fmt, ...) LogToStderr("ERROR", fmt, ##__VA_ARGS__)
-
-#define ALOGW(fmt, ...) LogToStderr("WARNING", fmt, ##__VA_ARGS__)
-
-#define ALOGI(fmt, ...) LogToStderr("INFO", fmt, ##__VA_ARGS__)
-
-#define ALOGV(fmt, ...) LogToStderr("VERBOSE", fmt, ##__VA_ARGS__)
-
-#else // LOG_TO_STDERR
-#include <log/log.h>
-#endif // LOG_TO_STDERR
-
-#endif // LIB_LIBIMAGEIO_PRIVATE_DVR_IMAGE_IO_LOGGING_H_
diff --git a/libs/vr/libimageio/include/private/dvr/image_io_png.h b/libs/vr/libimageio/include/private/dvr/image_io_png.h
deleted file mode 100644
index e06a17a..0000000
--- a/libs/vr/libimageio/include/private/dvr/image_io_png.h
+++ /dev/null
@@ -1,24 +0,0 @@
-#ifndef LIB_LIBIMAGEIO_PRIVATE_DVR_IMAGE_IO_PNG_H_
-#define LIB_LIBIMAGEIO_PRIVATE_DVR_IMAGE_IO_PNG_H_
-
-#include <fstream>
-
-#include <private/dvr/image_io_base.h>
-
-class ImageIoPngWriter : public ImageIoWriter {
- public:
- bool WriteRgb888() override;
-
- bool WriteChunk(const char* chunk, int chunk_size);
-
- private:
- ImageIoPngWriter(const char* filename, int width, int height,
- const uint8_t* image);
-
- std::ofstream out_;
- bool write_failed_;
-
- friend class ImageIoWriter;
-};
-
-#endif // LIB_LIBIMAGEIO_PRIVATE_DVR_IMAGE_IO_PNG_H_
diff --git a/libs/vr/libimageio/include/private/dvr/image_io_ppm.h b/libs/vr/libimageio/include/private/dvr/image_io_ppm.h
deleted file mode 100644
index 8a1a96c..0000000
--- a/libs/vr/libimageio/include/private/dvr/image_io_ppm.h
+++ /dev/null
@@ -1,28 +0,0 @@
-#ifndef LIB_LIBIMAGEIO_PRIVATE_DVR_IMAGE_IO_PPM_H_
-#define LIB_LIBIMAGEIO_PRIVATE_DVR_IMAGE_IO_PPM_H_
-
-#include <private/dvr/image_io_base.h>
-
-class ImageIoPpmReader : public ImageIoReader {
- public:
- bool ReadRgb888() override;
-
- private:
- explicit ImageIoPpmReader(const char* filename) : ImageIoReader(filename) {}
-
- friend class ImageIoReader;
-};
-
-class ImageIoPpmWriter : public ImageIoWriter {
- public:
- bool WriteRgb888() override;
-
- private:
- ImageIoPpmWriter(const char* filename, int width, int height,
- const uint8_t* image)
- : ImageIoWriter(filename, width, height, image) {}
-
- friend class ImageIoWriter;
-};
-
-#endif // LIB_LIBIMAGEIO_PRIVATE_DVR_IMAGE_IO_PPM_H_
diff --git a/libs/vr/libpdx_uds/Android.bp b/libs/vr/libpdx_uds/Android.bp
index cfc2022..82a5ea7 100644
--- a/libs/vr/libpdx_uds/Android.bp
+++ b/libs/vr/libpdx_uds/Android.bp
@@ -24,6 +24,9 @@
"libbase",
"libpdx",
],
+ whole_static_libs: [
+ "libselinux",
+ ],
}
cc_test {
diff --git a/libs/vr/libpdx_uds/client_channel_factory.cpp b/libs/vr/libpdx_uds/client_channel_factory.cpp
index 850c6d3..433f459 100644
--- a/libs/vr/libpdx_uds/client_channel_factory.cpp
+++ b/libs/vr/libpdx_uds/client_channel_factory.cpp
@@ -60,7 +60,7 @@
bool connected = socket_.IsValid();
if (!connected) {
- socket_.Reset(socket(AF_UNIX, SOCK_STREAM, 0));
+ socket_.Reset(socket(AF_UNIX, SOCK_STREAM | SOCK_CLOEXEC, 0));
LOG_ALWAYS_FATAL_IF(
endpoint_path_.empty(),
"ClientChannelFactory::Connect: unspecified socket path");
@@ -123,6 +123,15 @@
connected = true;
ALOGD("ClientChannelFactory: Connected successfully to %s...",
remote.sun_path);
+ ChannelConnectionInfo<LocalHandle> connection_info;
+ status = ReceiveData(socket_.Borrow(), &connection_info);
+ if (!status)
+ return status.error_status();
+ socket_ = std::move(connection_info.channel_fd);
+ if (!socket_) {
+ ALOGE("ClientChannelFactory::Connect: Failed to obtain channel socket");
+ return ErrorStatus(EIO);
+ }
}
if (use_timeout)
now = steady_clock::now();
@@ -132,11 +141,11 @@
InitRequest(&request, opcodes::CHANNEL_OPEN, 0, 0, false);
status = SendData(socket_.Borrow(), request);
if (!status)
- return ErrorStatus(status.error());
+ return status.error_status();
ResponseHeader<LocalHandle> response;
status = ReceiveData(socket_.Borrow(), &response);
if (!status)
- return ErrorStatus(status.error());
+ return status.error_status();
int ref = response.ret_code;
if (ref < 0 || static_cast<size_t>(ref) > response.file_descriptors.size())
return ErrorStatus(EIO);
diff --git a/libs/vr/libpdx_uds/private/uds/ipc_helper.h b/libs/vr/libpdx_uds/private/uds/ipc_helper.h
index 5b7e5ff..bde16d3 100644
--- a/libs/vr/libpdx_uds/private/uds/ipc_helper.h
+++ b/libs/vr/libpdx_uds/private/uds/ipc_helper.h
@@ -116,6 +116,15 @@
};
template <typename FileHandleType>
+class ChannelConnectionInfo {
+ public:
+ FileHandleType channel_fd;
+
+ private:
+ PDX_SERIALIZABLE_MEMBERS(ChannelConnectionInfo, channel_fd);
+};
+
+template <typename FileHandleType>
class RequestHeader {
public:
int32_t op{0};
diff --git a/libs/vr/libpdx_uds/private/uds/service_endpoint.h b/libs/vr/libpdx_uds/private/uds/service_endpoint.h
index eb87827..368891c 100644
--- a/libs/vr/libpdx_uds/private/uds/service_endpoint.h
+++ b/libs/vr/libpdx_uds/private/uds/service_endpoint.h
@@ -142,6 +142,8 @@
BorrowedHandle GetChannelSocketFd(int32_t channel_id);
BorrowedHandle GetChannelEventFd(int32_t channel_id);
int32_t GetChannelId(const BorrowedHandle& channel_fd);
+ Status<void> CreateChannelSocketPair(LocalHandle* local_socket,
+ LocalHandle* remote_socket);
std::string endpoint_path_;
bool is_blocking_;
diff --git a/libs/vr/libpdx_uds/service_endpoint.cpp b/libs/vr/libpdx_uds/service_endpoint.cpp
index 6c92259..27a56f9 100644
--- a/libs/vr/libpdx_uds/service_endpoint.cpp
+++ b/libs/vr/libpdx_uds/service_endpoint.cpp
@@ -11,6 +11,7 @@
#include <android-base/strings.h>
#include <cutils/sockets.h>
#include <pdx/service.h>
+#include <selinux/selinux.h>
#include <uds/channel_manager.h>
#include <uds/client_channel_factory.h>
#include <uds/ipc_helper.h>
@@ -214,30 +215,42 @@
sockaddr_un remote;
socklen_t addrlen = sizeof(remote);
- LocalHandle channel_fd{accept4(socket_fd_.Get(),
- reinterpret_cast<sockaddr*>(&remote), &addrlen,
- SOCK_CLOEXEC)};
- if (!channel_fd) {
+ LocalHandle connection_fd{accept4(socket_fd_.Get(),
+ reinterpret_cast<sockaddr*>(&remote),
+ &addrlen, SOCK_CLOEXEC)};
+ if (!connection_fd) {
ALOGE("Endpoint::AcceptConnection: failed to accept connection: %s",
strerror(errno));
return ErrorStatus(errno);
}
- int optval = 1;
- if (setsockopt(channel_fd.Get(), SOL_SOCKET, SO_PASSCRED, &optval,
- sizeof(optval)) == -1) {
- ALOGE(
- "Endpoint::AcceptConnection: Failed to enable the receiving of the "
- "credentials for channel %d: %s",
- channel_fd.Get(), strerror(errno));
- return ErrorStatus(errno);
+ LocalHandle local_socket;
+ LocalHandle remote_socket;
+ auto status = CreateChannelSocketPair(&local_socket, &remote_socket);
+ if (!status)
+ return status;
+
+ // Borrow the local channel handle before we move it into OnNewChannel().
+ BorrowedHandle channel_handle = local_socket.Borrow();
+ status = OnNewChannel(std::move(local_socket));
+ if (!status)
+ return status;
+
+ // Send the channel socket fd to the client.
+ ChannelConnectionInfo<LocalHandle> connection_info;
+ connection_info.channel_fd = std::move(remote_socket);
+ status = SendData(connection_fd.Borrow(), connection_info);
+
+ if (status) {
+ // Get the CHANNEL_OPEN message from client over the channel socket.
+ status = ReceiveMessageForChannel(channel_handle, message);
+ } else {
+ CloseChannel(GetChannelId(channel_handle));
}
- // Borrow the channel handle before we pass (move) it into OnNewChannel().
- BorrowedHandle borrowed_channel_handle = channel_fd.Borrow();
- auto status = OnNewChannel(std::move(channel_fd));
- if (status)
- status = ReceiveMessageForChannel(borrowed_channel_handle, message);
+ // Don't need the connection socket anymore. Further communication should
+ // happen over the channel socket.
+ shutdown(connection_fd.Get(), SHUT_WR);
return status;
}
@@ -349,29 +362,73 @@
return ErrorStatus{EINVAL};
}
+Status<void> Endpoint::CreateChannelSocketPair(LocalHandle* local_socket,
+ LocalHandle* remote_socket) {
+ Status<void> status;
+ char* endpoint_context = nullptr;
+ // Make sure the channel socket has the correct SELinux label applied.
+ // Here we get the label from the endpoint file descriptor, which should be
+ // something like "u:object_r:pdx_service_endpoint_socket:s0" and replace
+ // "endpoint" with "channel" to produce the channel label such as this:
+ // "u:object_r:pdx_service_channel_socket:s0".
+ if (fgetfilecon_raw(socket_fd_.Get(), &endpoint_context) > 0) {
+ std::string channel_context = endpoint_context;
+ freecon(endpoint_context);
+ const std::string suffix = "_endpoint_socket";
+ auto pos = channel_context.find(suffix);
+ if (pos != std::string::npos) {
+ channel_context.replace(pos, suffix.size(), "_channel_socket");
+ } else {
+ ALOGW(
+ "Endpoint::CreateChannelSocketPair: Endpoint security context '%s' "
+ "does not contain expected substring '%s'",
+ channel_context.c_str(), suffix.c_str());
+ }
+ ALOGE_IF(setsockcreatecon_raw(channel_context.c_str()) == -1,
+ "Endpoint::CreateChannelSocketPair: Failed to set channel socket "
+ "security context: %s",
+ strerror(errno));
+ } else {
+ ALOGE(
+ "Endpoint::CreateChannelSocketPair: Failed to obtain the endpoint "
+ "socket's security context: %s",
+ strerror(errno));
+ }
+
+ int channel_pair[2] = {};
+ if (socketpair(AF_UNIX, SOCK_STREAM | SOCK_CLOEXEC, 0, channel_pair) == -1) {
+ ALOGE("Endpoint::CreateChannelSocketPair: Failed to create socket pair: %s",
+ strerror(errno));
+ status.SetError(errno);
+ return status;
+ }
+
+ setsockcreatecon_raw(nullptr);
+
+ local_socket->Reset(channel_pair[0]);
+ remote_socket->Reset(channel_pair[1]);
+
+ int optval = 1;
+ if (setsockopt(local_socket->Get(), SOL_SOCKET, SO_PASSCRED, &optval,
+ sizeof(optval)) == -1) {
+ ALOGE(
+ "Endpoint::CreateChannelSocketPair: Failed to enable the receiving of "
+ "the credentials for channel %d: %s",
+ local_socket->Get(), strerror(errno));
+ status.SetError(errno);
+ }
+ return status;
+}
+
Status<RemoteChannelHandle> Endpoint::PushChannel(Message* message,
int /*flags*/,
Channel* channel,
int* channel_id) {
- int channel_pair[2] = {};
- if (socketpair(AF_UNIX, SOCK_STREAM | SOCK_CLOEXEC, 0, channel_pair) == -1) {
- ALOGE("Endpoint::PushChannel: Failed to create a socket pair: %s",
- strerror(errno));
- return ErrorStatus(errno);
- }
-
- LocalHandle local_socket{channel_pair[0]};
- LocalHandle remote_socket{channel_pair[1]};
-
- int optval = 1;
- if (setsockopt(local_socket.Get(), SOL_SOCKET, SO_PASSCRED, &optval,
- sizeof(optval)) == -1) {
- ALOGE(
- "Endpoint::PushChannel: Failed to enable the receiving of the "
- "credentials for channel %d: %s",
- local_socket.Get(), strerror(errno));
- return ErrorStatus(errno);
- }
+ LocalHandle local_socket;
+ LocalHandle remote_socket;
+ auto status = CreateChannelSocketPair(&local_socket, &remote_socket);
+ if (!status)
+ return status.error_status();
std::lock_guard<std::mutex> autolock(channel_mutex_);
auto channel_data = OnNewChannelLocked(std::move(local_socket), channel);
diff --git a/libs/vr/libposepredictor/Android.bp b/libs/vr/libposepredictor/Android.bp
deleted file mode 100644
index 2f1d2f5..0000000
--- a/libs/vr/libposepredictor/Android.bp
+++ /dev/null
@@ -1,58 +0,0 @@
-// Copyright (C) 2008 The Android Open Source Project
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-sourceFiles = [
- "predictor.cpp",
- "buffered_predictor.cpp",
- "linear_predictor.cpp",
- "polynomial_predictor.cpp",
- "dvr_pose_predictor.cpp",
-]
-
-includeFiles = [
- "include",
-]
-
-staticLibraries = ["libvrsensor"]
-
-sharedLibraries = []
-
-headerLibraries = [ "libeigen" ]
-
-cc_library {
- srcs: sourceFiles,
- cflags: [
- "-DLOG_TAG=\"libposepredictor\"",
- "-DTRACE=0",
- ],
- export_include_dirs: includeFiles,
- static_libs: staticLibraries,
- shared_libs: sharedLibraries,
- header_libs: headerLibraries,
- export_header_lib_headers: headerLibraries,
- name: "libposepredictor",
-}
-
-cc_test {
- tags: ["optional"],
- srcs: [
- "predictor_tests.cpp",
- "linear_predictor_tests.cpp",
- "polynomial_predictor_tests.cpp",
- ],
-
- static_libs: ["libposepredictor"] + staticLibraries,
- shared_libs: sharedLibraries,
- name: "pose_predictor_tests",
-}
diff --git a/libs/vr/libposepredictor/buffered_predictor.cpp b/libs/vr/libposepredictor/buffered_predictor.cpp
deleted file mode 100644
index f3b41dc..0000000
--- a/libs/vr/libposepredictor/buffered_predictor.cpp
+++ /dev/null
@@ -1,38 +0,0 @@
-#include <buffered_predictor.h>
-
-namespace posepredictor {
-
-BufferedPredictor::BufferedPredictor(size_t buffer_size) {
- buffer_.resize(buffer_size);
-}
-
-void BufferedPredictor::BufferSample(const Pose& sample) {
- const auto& prev_sample = buffer_[current_pose_index_];
-
- // If we are updating a sample (the same time stamp), do not advance the
- // counter.
- if (sample.time_ns != prev_sample.time_ns) {
- current_pose_index_ = (current_pose_index_ + 1) % buffer_.size();
- }
-
- buffer_[current_pose_index_] = sample;
-
- // Make sure the subsequent orientations are the closest in quaternion space.
- if (PrevSample(1).orientation.coeffs().dot(sample.orientation.coeffs()) < 0) {
- // Flip the quaternion to be closest to the previous sample.
- buffer_[current_pose_index_].orientation =
- quat(-sample.orientation.w(), -sample.orientation.x(),
- -sample.orientation.y(), -sample.orientation.z());
- }
-
- ++num_poses_added_;
-}
-
-const Pose& BufferedPredictor::PrevSample(size_t index) const {
- // We must not request a pose too far in the past.
- assert(index < buffer_.size());
- return buffer_[(current_pose_index_ - index + buffer_.size()) %
- buffer_.size()];
-}
-
-} // namespace posepredictor
diff --git a/libs/vr/libposepredictor/dvr_pose_predictor.cpp b/libs/vr/libposepredictor/dvr_pose_predictor.cpp
deleted file mode 100644
index 7f2ecc0..0000000
--- a/libs/vr/libposepredictor/dvr_pose_predictor.cpp
+++ /dev/null
@@ -1,70 +0,0 @@
-#include <private/dvr/dvr_pose_predictor.h>
-
-namespace android {
-namespace dvr {
-
-namespace {
-template <typename Vec3Type>
-float32x4_t FromVec3(const Vec3Type& from) {
- return {static_cast<float>(from.x()), static_cast<float>(from.y()),
- static_cast<float>(from.z()), 0};
-}
-
-template <typename QuatType>
-float32x4_t FromQuat(const QuatType& from) {
- return {static_cast<float>(from.x()), static_cast<float>(from.y()),
- static_cast<float>(from.z()), static_cast<float>(from.w())};
-}
-
-} // namespace
-
-void AddPredictorPose(posepredictor::Predictor* predictor,
- const posepredictor::vec3& start_t_head,
- const posepredictor::quat& start_q_head,
- int64_t pose_timestamp, DvrPoseAsync* out) {
- // Feed the predictor.
- predictor->Add(
- posepredictor::Pose{pose_timestamp, start_t_head, start_q_head});
-
- // Fill the output.
- out->timestamp_ns = pose_timestamp;
-
- out->translation = FromVec3(start_t_head);
- out->orientation = FromQuat(start_q_head);
-
- out->right_translation = out->translation;
- out->right_orientation = out->orientation;
-
- const auto velocity = predictor->PredictVelocity(pose_timestamp);
-
- out->velocity = FromVec3(velocity.linear);
- out->angular_velocity = FromVec3(velocity.angular);
-
- out->flags = DVR_POSE_FLAG_HEAD | DVR_POSE_FLAG_VALID;
- memset(out->pad, 0, sizeof(out->pad));
-}
-
-void PredictPose(const posepredictor::Predictor* predictor, int64_t left_ns,
- int64_t right_ns, DvrPoseAsync* out) {
- const auto left_pose = predictor->Predict(left_ns);
- const auto right_pose = predictor->Predict(right_ns);
- const auto velocity = predictor->PredictVelocity((left_ns + right_ns) / 2);
-
- // Fill the output.
- out->timestamp_ns = left_ns;
-
- out->translation = FromVec3(left_pose.position);
- out->orientation = FromQuat(left_pose.orientation);
-
- out->right_translation = FromVec3(right_pose.position);
- out->right_orientation = FromQuat(right_pose.orientation);
-
- out->velocity = FromVec3(velocity.linear);
- out->angular_velocity = FromVec3(velocity.angular);
-
- out->flags = DVR_POSE_FLAG_HEAD | DVR_POSE_FLAG_VALID;
- memset(out->pad, 0, sizeof(out->pad));
-}
-
-} // dvr
-} // android
diff --git a/libs/vr/libposepredictor/include/buffered_predictor.h b/libs/vr/libposepredictor/include/buffered_predictor.h
deleted file mode 100644
index eab0150..0000000
--- a/libs/vr/libposepredictor/include/buffered_predictor.h
+++ /dev/null
@@ -1,40 +0,0 @@
-#ifndef POSEPREDICTOR_BUFFERED_PREDICTOR_H_
-#define POSEPREDICTOR_BUFFERED_PREDICTOR_H_
-
-#include <vector>
-
-#include "predictor.h"
-
-namespace posepredictor {
-
-// Keeps the previous n poses around in a ring buffer.
-// The orientations are also unrolled so that a . b > 0 for two subsequent
-// quaternions a and b.
-class BufferedPredictor : public Predictor {
- public:
- BufferedPredictor(size_t buffer_size);
- ~BufferedPredictor() = default;
-
- protected:
- // Add a pose sample into the buffer.
- void BufferSample(const Pose& sample);
-
- // Grab a previous sample.
- // index = 0: last sample
- // index = 1: the one before that
- // ...
- const Pose& PrevSample(size_t index) const;
-
- // Where we keep the last n poses.
- std::vector<Pose> buffer_;
-
- // Where the last valid pose is in the buffer.
- size_t current_pose_index_ = 0;
-
- // The number of poses we have added.
- size_t num_poses_added_ = 0;
-};
-
-} // namespace posepredictor
-
-#endif // POSEPREDICTOR_BUFFERED_PREDICTOR_H_
diff --git a/libs/vr/libposepredictor/include/linear_predictor.h b/libs/vr/libposepredictor/include/linear_predictor.h
deleted file mode 100644
index 0d17ec5..0000000
--- a/libs/vr/libposepredictor/include/linear_predictor.h
+++ /dev/null
@@ -1,43 +0,0 @@
-#ifndef POSEPREDICTOR_LINEAR_POSE_PREDICTOR_H_
-#define POSEPREDICTOR_LINEAR_POSE_PREDICTOR_H_
-
-#include "predictor.h"
-
-namespace posepredictor {
-
-// This class makes a linear prediction using the last two samples we received.
-class LinearPosePredictor : public Predictor {
- public:
- LinearPosePredictor() = default;
-
- // Add a new sample.
- void Add(const Pose& sample) override;
-
- // Predict using the last two samples.
- Pose Predict(int64_t time_ns) const override;
-
- // Just copy the velocity over.
- Velocity PredictVelocity(int64_t time_ns) const override;
-
- private:
- // The index of the last sample we received.
- size_t current_index_ = 0;
-
- // The previous two samples.
- Pose samples_[2];
-
- // Experimental
- bool forward_predict_angular_speed_ = false;
-
- // Transient variables updated when a sample is added.
- vec3 velocity_ = vec3::Zero();
- vec3 rotational_velocity_ = vec3::Zero();
- vec3 rotational_axis_ = vec3::Zero();
- real last_angular_speed_ = 0;
- real angular_speed_ = 0;
- real angular_accel_ = 0;
-};
-
-} // namespace posepredictor
-
-#endif // POSEPREDICTOR_LINEAR_POSE_PREDICTOR_H_
diff --git a/libs/vr/libposepredictor/include/polynomial_predictor.h b/libs/vr/libposepredictor/include/polynomial_predictor.h
deleted file mode 100644
index 4b8d51b..0000000
--- a/libs/vr/libposepredictor/include/polynomial_predictor.h
+++ /dev/null
@@ -1,168 +0,0 @@
-#ifndef POSEPREDICTOR_POLYNOMIAL_POSE_PREDICTOR_H_
-#define POSEPREDICTOR_POLYNOMIAL_POSE_PREDICTOR_H_
-
-#include <vector>
-
-#include <Eigen/Dense>
-
-#include "buffered_predictor.h"
-
-namespace posepredictor {
-
-// Make a polynomial prediction of the form
-// y = coefficients_[0] + coefficients_[1] * t + coefficients_[2] * t^2 + ...
-// where t is time and y is the position and orientation.
-// We recompute the coefficients whenever we add a new sample using
-// training_window previous samples.
-template <size_t PolynomialDegree, size_t TrainingWindow>
-class PolynomialPosePredictor : public BufferedPredictor {
- public:
- PolynomialPosePredictor(real regularization = 1e-9)
- : BufferedPredictor(TrainingWindow), regularization_(regularization) {
- static_assert(TrainingWindow >= PolynomialDegree + 1,
- "Underconstrained polynomial regressor");
- }
-
- ~PolynomialPosePredictor() = default;
-
- // We convert pose samples into a vector for matrix arithmetic using this
- // mapping.
- enum Components {
- kPositionX = 0,
- kPositionY,
- kPositionZ,
- kOrientationX,
- kOrientationY,
- kOrientationZ,
- kOrientationW,
- kNumComponents
- };
-
- // Add a new sample.
- void Add(const Pose& sample) override {
- // Add the sample to the ring buffer.
- BufferedPredictor::BufferSample(sample);
-
- Eigen::Matrix<real, TrainingWindow, kNumComponents> values;
-
- // Get the pose samples into matrices for fitting.
- real t_vector[TrainingWindow];
- for (size_t i = 0; i < TrainingWindow; ++i) {
- const auto& prev_sample = PrevSample(i);
-
- t_vector[i] = NsToT(prev_sample.time_ns);
-
- // Save the values we will be fitting to at each sample time.
- values(i, kPositionX) = prev_sample.position.x();
- values(i, kPositionY) = prev_sample.position.y();
- values(i, kPositionZ) = prev_sample.position.z();
- values(i, kOrientationX) = prev_sample.orientation.x();
- values(i, kOrientationY) = prev_sample.orientation.y();
- values(i, kOrientationZ) = prev_sample.orientation.z();
- values(i, kOrientationW) = prev_sample.orientation.w();
- }
-
- // Some transient matrices for solving for coefficient matrix.
- Eigen::Matrix<real, PolynomialDegree + 1, PolynomialDegree + 1> M;
- Eigen::Matrix<real, PolynomialDegree + 1, 1> d;
- Eigen::Matrix<real, PolynomialDegree + 1, 1> p;
-
- // Create a polynomial fit for each component.
- for (size_t component = 0; component < kNumComponents; ++component) {
- // A = [ 1 t t^2 ... ]'
- // x = [ coefficients[0] coefficients[1] .... ]'
- // b = [ position.x ]'
- // We would like to solve A' x + regularization * I = b'
- // given the samples we have in our training window.
- //
- // The loop below will compute:
- // M = A' * A
- // d = A' * b
- // so we can solve M * coefficients + regularization * I = b
-
- M.setIdentity();
- d.setZero();
- p[0] = 1;
-
- // M = regularization * I
- M = M * regularization_;
-
- // Accumulate the poses in the training window.
- for (size_t i = 0; i < TrainingWindow; ++i) {
- // Compute the polynomial at this sample.
- for (size_t j = 1; j <= PolynomialDegree; ++j) {
- p[j] = p[j - 1] * t_vector[i];
- }
-
- // Accumulate the left and right hand sides.
- M = M + p * p.transpose();
- d = d + p * values(i, component);
- }
-
- // M is symmetric, positive semi-definite.
- // Note: This is not the most accurate solver out there but is fast.
- coefficients_.row(component) = Eigen::LLT<Eigen::MatrixXd>(M).solve(d);
- }
- }
-
- // Predict using the polynomial coefficients.
- Pose Predict(int64_t time_ns) const override {
- // Predict the left side.
- const auto components = SamplePolynomial(time_ns);
-
- return {time_ns,
- vec3(components[kPositionX], components[kPositionY],
- components[kPositionZ]),
- quat(components[kOrientationW], components[kOrientationX],
- components[kOrientationY], components[kOrientationZ])
- .normalized()};
- }
-
- private:
- // Evaluate the polynomial at a particular time.
- Eigen::Matrix<real, kNumComponents, 1> SamplePolynomial(
- int64_t time_ns) const {
- const auto t = NsToT(time_ns);
- Eigen::Matrix<real, PolynomialDegree + 1, 1> polynomial;
- real current_polynomial = t;
-
- // Compute polynomial = [ 1 t t^2 ... ]
- polynomial[0] = 1;
- for (size_t degree = 1; degree <= PolynomialDegree;
- ++degree, current_polynomial *= t) {
- polynomial[degree] = polynomial[degree - 1] * t;
- }
-
- // The coefficients_ = [ numComponents x (polynomial degree + 1) ].
- return coefficients_ * polynomial;
- }
-
- // Convert a time in nanoseconds to t.
- // We could use the seconds as t but this would create make it more difficult
- // to tweak the regularization amount. So we subtract the last sample time so
- // the scale of the regularization constant doesn't change as a function of
- // time.
- real NsToT(int64_t time_ns) const {
- return NsToSeconds(time_ns - buffer_[current_pose_index_].time_ns);
- }
-
- // The ridge regularization constant.
- real regularization_;
-
- // This is where we store the polynomial coefficients.
- Eigen::Matrix<real, kNumComponents, PolynomialDegree + 1> coefficients_;
-};
-
-// Some common polynomial types.
-extern template class PolynomialPosePredictor<1, 2>;
-extern template class PolynomialPosePredictor<2, 3>;
-extern template class PolynomialPosePredictor<3, 4>;
-extern template class PolynomialPosePredictor<4, 5>;
-
-using QuadricPosePredictor = PolynomialPosePredictor<2, 3>;
-using CubicPosePredictor = PolynomialPosePredictor<3, 4>;
-using QuarticPosePredictor = PolynomialPosePredictor<4, 5>;
-
-} // namespace posepredictor
-
-#endif // POSEPREDICTOR_POLYNOMIAL_POSE_PREDICTOR_H_
diff --git a/libs/vr/libposepredictor/include/predictor.h b/libs/vr/libposepredictor/include/predictor.h
deleted file mode 100644
index 78db272..0000000
--- a/libs/vr/libposepredictor/include/predictor.h
+++ /dev/null
@@ -1,73 +0,0 @@
-#ifndef POSEPREDICTOR_POSE_PREDICTOR_H_
-#define POSEPREDICTOR_POSE_PREDICTOR_H_
-
-#include <Eigen/Core>
-#include <Eigen/Geometry>
-
-// This is the only file you need to include for pose prediction.
-
-namespace posepredictor {
-
-// The precision for the predictor.
-// TODO(okana): double precision is probably not necessary.
-typedef double real;
-
-using vec3 = Eigen::Matrix<real, 3, 1>;
-using quat = Eigen::Quaternion<real>;
-
-// Encapsulates a pose sample.
-struct Pose {
- int64_t time_ns = 0;
- vec3 position = vec3::Zero();
- quat orientation = quat::Identity();
-};
-
-// Encapsulates the derivative at a time.
-struct Velocity {
- vec3 linear = vec3::Zero();
- vec3 angular = vec3::Zero();
-};
-
-// The preset types we support.
-enum class PredictorType { Linear, Quadric, Cubic };
-
-// This is an abstract base class for prediction 6dof pose given
-// a set of samples.
-class Predictor {
- public:
- Predictor() = default;
- virtual ~Predictor() = default;
-
- // The nanoseconds to use for finite differencing.
- static constexpr int64_t kFiniteDifferenceNs = 100;
-
- // Instantiate a new pose predictor for a type.
- static std::unique_ptr<Predictor> Create(PredictorType type);
-
- // Compute the angular velocity from orientation start_orientation to
- // end_orientation in delta_time.
- static vec3 AngularVelocity(const quat& start_orientation,
- const quat& end_orientation, real delta_time);
-
- // Add a pose sample coming from the sensors.
- virtual void Add(const Pose& sample) = 0;
-
- // Make a pose prediction for at specific time.
- virtual Pose Predict(int64_t time_ns) const = 0;
-
- // Evaluate velocity at a particular time.
- // The default implementation uses finite differencing.
- virtual Velocity PredictVelocity(int64_t time_ns) const;
-
- // Helpers
- static real NsToSeconds(int64_t time_ns) {
- return static_cast<real>(time_ns / 1e9);
- }
- static int64_t SecondsToNs(real seconds) {
- return static_cast<int64_t>(seconds * 1e9);
- }
-};
-
-} // namespace posepredictor
-
-#endif // POSEPREDICTOR_POSE_PREDICTOR_H_
diff --git a/libs/vr/libposepredictor/include/private/dvr/dvr_pose_predictor.h b/libs/vr/libposepredictor/include/private/dvr/dvr_pose_predictor.h
deleted file mode 100644
index bd2dcbc..0000000
--- a/libs/vr/libposepredictor/include/private/dvr/dvr_pose_predictor.h
+++ /dev/null
@@ -1,25 +0,0 @@
-#ifndef ANDROID_DVR_POSE_PREDICTOR_H_
-#define ANDROID_DVR_POSE_PREDICTOR_H_
-
-#include <dvr/pose_client.h>
-#include <predictor.h>
-
-// Some shim functions for connecting dvr to pose predictor.
-
-namespace android {
-namespace dvr {
-
-// Feed a pose to the predictor.
-void AddPredictorPose(posepredictor::Predictor* predictor,
- const posepredictor::vec3& start_t_head,
- const posepredictor::quat& start_q_head,
- int64_t pose_timestamp, DvrPoseAsync* out);
-
-// Make a prediction for left and right eyes.
-void PredictPose(const posepredictor::Predictor* predictor, int64_t left_ns,
- int64_t right_ns, DvrPoseAsync* out);
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_POSE_PREDICTOR_H_
diff --git a/libs/vr/libposepredictor/linear_predictor.cpp b/libs/vr/libposepredictor/linear_predictor.cpp
deleted file mode 100644
index 6f924dc..0000000
--- a/libs/vr/libposepredictor/linear_predictor.cpp
+++ /dev/null
@@ -1,70 +0,0 @@
-#include <linear_predictor.h>
-
-namespace posepredictor {
-
-using AngleAxis = Eigen::AngleAxis<real>;
-
-void LinearPosePredictor::Add(const Pose& sample) {
- // If we are receiving a new sample, move the index to the next item.
- // If the time stamp is the same as the last frame, we will just overwrite
- // it with the new data.
- if (sample.time_ns != samples_[current_index_].time_ns) {
- current_index_ ^= 1;
- }
-
- // Save the sample.
- samples_[current_index_] = sample;
-
- // The previous sample we received.
- const auto& previous_sample = samples_[current_index_ ^ 1];
-
- // Ready to compute velocities.
- const auto pose_delta_time =
- NsToSeconds(sample.time_ns - previous_sample.time_ns);
-
- if (pose_delta_time > 0.0) {
- velocity_ = (sample.position - previous_sample.position) / pose_delta_time;
- rotational_velocity_ = Predictor::AngularVelocity(
- previous_sample.orientation, sample.orientation, pose_delta_time);
- } else {
- velocity_ = vec3::Zero();
- rotational_velocity_ = vec3::Zero();
- }
-
- // Temporary experiment with acceleration estimate.
- angular_speed_ = rotational_velocity_.norm();
- angular_accel_ = 0.0;
- if (forward_predict_angular_speed_) {
- angular_accel_ =
- pose_delta_time > 0.0
- ? (angular_speed_ - last_angular_speed_) / pose_delta_time
- : 0.0;
- }
- last_angular_speed_ = angular_speed_;
-
- rotational_axis_ = vec3(0.0, 1.0, 0.0);
- if (angular_speed_ > 0.0) {
- rotational_axis_ = rotational_velocity_ / angular_speed_;
- }
-}
-
-Pose LinearPosePredictor::Predict(int64_t time_ns) const {
- const auto& sample = samples_[current_index_];
-
- const auto dt = NsToSeconds(time_ns - sample.time_ns);
-
- // Temporary forward prediction code.
- auto angle = angular_speed_ * dt;
- if (__builtin_expect(forward_predict_angular_speed_, 0)) {
- angle += 0.5 * angular_accel_ * dt * dt;
- }
-
- return {time_ns, sample.position + velocity_ * dt,
- sample.orientation * quat(AngleAxis(angle, rotational_axis_))};
-}
-
-Velocity LinearPosePredictor::PredictVelocity(int64_t /* time_ns */) const {
- return {velocity_, rotational_velocity_};
-}
-
-} // namespace posepredictor
diff --git a/libs/vr/libposepredictor/linear_predictor_tests.cpp b/libs/vr/libposepredictor/linear_predictor_tests.cpp
deleted file mode 100644
index d94aa2d..0000000
--- a/libs/vr/libposepredictor/linear_predictor_tests.cpp
+++ /dev/null
@@ -1,170 +0,0 @@
-#include <gtest/gtest.h>
-
-#include <linear_predictor.h>
-
-namespace posepredictor {
-
-namespace {
-
-// For comparing expected and actual.
-constexpr real kAbsErrorTolerance = 1e-5;
-
-// The default rotation axis we will be using.
-const vec3 kRotationAxis = vec3(1, 4, 3).normalized();
-
-// Linearly interpolate between a and b.
-vec3 lerp(const vec3& a, const vec3& b, real t) { return (b - a) * t + a; }
-
-// Linearly interpolate between two angles and return the resulting rotation as
-// a quaternion (around the kRotationAxis).
-quat qlerp(real angle1, real angle2, real t) {
- return quat(
- Eigen::AngleAxis<real>((angle2 - angle1) * t + angle1, kRotationAxis));
-}
-
-// Compare two positions.
-void TestPosition(const vec3& expected, const vec3& actual) {
- for (int i = 0; i < 3; ++i) {
- EXPECT_NEAR(expected[i], actual[i], kAbsErrorTolerance);
- }
-}
-
-// Compare two orientations.
-void TestOrientation(const quat& expected, const quat& actual) {
- // abs(expected.dot(actual)) > 1-eps
- EXPECT_GE(std::abs(actual.coeffs().dot(expected.coeffs())), 0.99);
-}
-}
-
-// Test the extrapolation from two samples.
-TEST(LinearPosePredictorTest, Extrapolation) {
- LinearPosePredictor predictor;
-
- // We wil extrapolate linearly from [position|orientation] 1 -> 2.
- const vec3 position1(0, 0, 0);
- const vec3 position2(1, 2, 3);
- const real angle1 = M_PI * 0.3;
- const real angle2 = M_PI * 0.5;
- const quat orientation1(Eigen::AngleAxis<real>(angle1, kRotationAxis));
- const quat orientation2(Eigen::AngleAxis<real>(angle2, kRotationAxis));
- const int64_t t1_ns = 0; //< First sample time stamp
- const int64_t t2_ns = 10; //< The second sample time stamp
- const int64_t eval_left_ns = 23; //< The eval time for left
- const int64_t eval_right_ns = 31; //< The eval time for right
- Pose start_pose, end_pose, extrapolated_pose;
-
- predictor.Add(Pose{
- .position = position1, .orientation = orientation1, .time_ns = t1_ns});
-
- predictor.Add(Pose{
- .position = position2, .orientation = orientation2, .time_ns = t2_ns});
-
- // Extrapolate from t1 - t2 to eval_[left/right].
- extrapolated_pose = predictor.Predict(eval_left_ns);
-
- // The interpolation factors for left and right.
- const auto left_t = (eval_left_ns - t1_ns) / static_cast<real>(t2_ns - t1_ns);
- EXPECT_EQ(2.3, left_t);
-
- TestPosition(lerp(position1, position2, left_t), extrapolated_pose.position);
-
- TestOrientation(qlerp(angle1, angle2, left_t), extrapolated_pose.orientation);
-
- extrapolated_pose = predictor.Predict(eval_right_ns);
-
- const auto right_t =
- (eval_right_ns - t1_ns) / static_cast<real>(t2_ns - t1_ns);
- EXPECT_EQ(3.1, right_t);
-
- TestPosition(lerp(position1, position2, right_t), extrapolated_pose.position);
-
- TestOrientation(qlerp(angle1, angle2, right_t),
- extrapolated_pose.orientation);
-}
-
-// Test three samples, where the last two samples have the same timestamp.
-TEST(LinearPosePredictorTest, DuplicateSamples) {
- LinearPosePredictor predictor;
-
- const vec3 position1(0, 0, 0);
- const vec3 position2(1, 2, 3);
- const vec3 position3(2, 2, 3);
- const real angle1 = M_PI * 0.3;
- const real angle2 = M_PI * 0.5;
- const real angle3 = M_PI * 0.65;
- const quat orientation1(Eigen::AngleAxis<real>(angle1, kRotationAxis));
- const quat orientation2(Eigen::AngleAxis<real>(angle2, kRotationAxis));
- const quat orientation3(Eigen::AngleAxis<real>(angle3, kRotationAxis));
- const int64_t t1_ns = 0;
- const int64_t t2_ns = 10;
- const int64_t eval_left_ns = 27;
- const int64_t eval_right_ns = 31;
- Pose extrapolated_pose;
-
- predictor.Add(Pose{
- .position = position1, .orientation = orientation1, .time_ns = t1_ns});
-
- predictor.Add(Pose{
- .position = position2, .orientation = orientation2, .time_ns = t2_ns});
-
- {
- // Extrapolate from t1 - t2 to eval_[left/right].
- extrapolated_pose = predictor.Predict(eval_left_ns);
-
- // The interpolation factors for left and right.
- const auto left_t =
- (eval_left_ns - t1_ns) / static_cast<real>(t2_ns - t1_ns);
-
- // Test the result.
- TestPosition(lerp(position1, position2, left_t),
- extrapolated_pose.position);
-
- TestOrientation(qlerp(angle1, angle2, left_t),
- extrapolated_pose.orientation);
-
- extrapolated_pose = predictor.Predict(eval_right_ns);
-
- const auto right_t =
- (eval_right_ns - t1_ns) / static_cast<real>(t2_ns - t1_ns);
-
- TestPosition(lerp(position1, position2, right_t),
- extrapolated_pose.position);
-
- TestOrientation(qlerp(angle1, angle2, right_t),
- extrapolated_pose.orientation);
- }
-
- // Sending a duplicate sample here.
- predictor.Add(Pose{
- .position = position3, .orientation = orientation3, .time_ns = t2_ns});
-
- {
- // Extrapolate from t1 - t2 to eval_[left/right].
- extrapolated_pose = predictor.Predict(eval_left_ns);
-
- // The interpolation factors for left and right.
- const auto left_t =
- (eval_left_ns - t1_ns) / static_cast<real>(t2_ns - t1_ns);
-
- TestPosition(lerp(position1, position3, left_t),
- extrapolated_pose.position);
-
- TestOrientation(qlerp(angle1, angle3, left_t),
- extrapolated_pose.orientation);
-
- extrapolated_pose = predictor.Predict(eval_right_ns);
-
- const auto right_t =
- (eval_right_ns - t1_ns) / static_cast<real>(t2_ns - t1_ns);
-
- // Test the result.
-
- TestPosition(lerp(position1, position3, right_t),
- extrapolated_pose.position);
-
- TestOrientation(qlerp(angle1, angle3, right_t),
- extrapolated_pose.orientation);
- }
-}
-
-} // namespace posepredictor
diff --git a/libs/vr/libposepredictor/polynomial_predictor.cpp b/libs/vr/libposepredictor/polynomial_predictor.cpp
deleted file mode 100644
index 98fd28a..0000000
--- a/libs/vr/libposepredictor/polynomial_predictor.cpp
+++ /dev/null
@@ -1,11 +0,0 @@
-#include <polynomial_predictor.h>
-
-namespace posepredictor {
-
-// Instantiate the common polynomial types.
-template class PolynomialPosePredictor<1, 2>;
-template class PolynomialPosePredictor<2, 3>;
-template class PolynomialPosePredictor<3, 4>;
-template class PolynomialPosePredictor<4, 5>;
-
-} // namespace posepredictor
diff --git a/libs/vr/libposepredictor/polynomial_predictor_tests.cpp b/libs/vr/libposepredictor/polynomial_predictor_tests.cpp
deleted file mode 100644
index 88cb2b9..0000000
--- a/libs/vr/libposepredictor/polynomial_predictor_tests.cpp
+++ /dev/null
@@ -1,120 +0,0 @@
-#include <gtest/gtest.h>
-
-#include <polynomial_predictor.h>
-
-namespace posepredictor {
-
-namespace {
-
-// For comparing expected and actual.
-constexpr real kAbsErrorTolerance = 1e-5;
-
-// Test the linear extrapolation from two samples.
-TEST(PolynomialPosePredictor, Linear) {
- // Degree = 1, simple line, passing through two points.
- // Note the regularization is 0 so we expect the exact fit.
- PolynomialPosePredictor<1, 2> predictor(0);
-
- // Add two samples.
- predictor.Add(
- Pose{.position = {0, 0, 0}, .orientation = {0, 0, 0, 1}, .time_ns = 0});
-
- predictor.Add(
- Pose{.position = {1, 2, 3}, .orientation = {0, 0, 0, 1}, .time_ns = 10});
-
- Pose predicted_pose;
-
- predicted_pose = predictor.Predict(20);
-
- // Check the x,y,z components for the expected translation.
- EXPECT_NEAR(predicted_pose.position[0], 2, kAbsErrorTolerance);
- EXPECT_NEAR(predicted_pose.position[1], 4, kAbsErrorTolerance);
- EXPECT_NEAR(predicted_pose.position[2], 6, kAbsErrorTolerance);
-
- predicted_pose = predictor.Predict(30);
- EXPECT_NEAR(predicted_pose.position[0], 3, kAbsErrorTolerance);
- EXPECT_NEAR(predicted_pose.position[1], 6, kAbsErrorTolerance);
- EXPECT_NEAR(predicted_pose.position[2], 9, kAbsErrorTolerance);
-}
-
-// Test the degree two polynomial fit.
-TEST(PolynomialPosePredictor, Quadric) {
- // Degree = 2, need three samples to fit a polynomial.
- // Note the regularization is 0 so we expect the exact fit.
- PolynomialPosePredictor<2, 3> predictor(0);
-
- // Add three samples.
- predictor.Add(
- Pose{.position = {1, 2, 3}, .orientation = {0, 0, 0, 1}, .time_ns = 0});
-
- predictor.Add(
- Pose{.position = {0, 0, 0}, .orientation = {0, 0, 0, 1}, .time_ns = 10});
-
- predictor.Add(
- Pose{.position = {1, 2, 3}, .orientation = {0, 0, 0, 1}, .time_ns = 20});
-
- // The expected polynomials for x/y/z.
-
- // x: 0.01 * t^2 - 0.2 * t + 1
- const auto x = [](auto t) { return 0.01 * t * t - 0.2 * t + 1; };
-
- // y: 0.02 * t^2 - 0.4 * t + 2
- const auto y = [](auto t) { return 0.02 * t * t - 0.4 * t + 2; };
-
- // z: 0.03 * t^2 - 0.6 * t + 3
- const auto z = [](auto t) { return 0.03 * t * t - 0.6 * t + 3; };
-
- Pose predicted_pose;
- predicted_pose = predictor.Predict(40);
-
- // Check the x,y,z components for the expected translation.
- EXPECT_NEAR(predicted_pose.position[0], x(40), kAbsErrorTolerance);
- EXPECT_NEAR(predicted_pose.position[1], y(40), kAbsErrorTolerance);
- EXPECT_NEAR(predicted_pose.position[2], z(40), kAbsErrorTolerance);
-
- predicted_pose = predictor.Predict(50);
- EXPECT_NEAR(predicted_pose.position[0], x(50), kAbsErrorTolerance);
- EXPECT_NEAR(predicted_pose.position[1], y(50), kAbsErrorTolerance);
- EXPECT_NEAR(predicted_pose.position[2], z(50), kAbsErrorTolerance);
-}
-
-// Test the degree two polynomial fit with degenerate input.
-//
-// The input samples all lie in a line which would normally make our system
-// degenerate. We will rely on the regularization term to recover the linear
-// solution in a quadric predictor.
-TEST(PolynomialPosePredictor, QuadricDegenate) {
- // Degree = 2, need three samples to fit a polynomial.
- // Note that we are using the default regularization term here.
- // We cannot use 0 regularizer since the input is degenerate.
- PolynomialPosePredictor<2, 3> predictor(1e-20);
-
- // Add three samples.
- predictor.Add(
- Pose{.position = {0, 0, 0}, .orientation = {0, 0, 0, 1}, .time_ns = 0});
-
- predictor.Add(
- Pose{.position = {1, 2, 3}, .orientation = {0, 0, 0, 1}, .time_ns = 10});
-
- predictor.Add(
- Pose{.position = {2, 4, 6}, .orientation = {0, 0, 0, 1}, .time_ns = 20});
-
- Pose predicted_pose;
-
- predicted_pose = predictor.Predict(30);
-
- // Check the x,y,z components for the expected translation.
- // We are using a higher error threshold since this is now approximate.
- EXPECT_NEAR(predicted_pose.position[0], 3, 0.001);
- EXPECT_NEAR(predicted_pose.position[1], 6, 0.001);
- EXPECT_NEAR(predicted_pose.position[2], 9, 0.001);
-
- predicted_pose = predictor.Predict(40);
- EXPECT_NEAR(predicted_pose.position[0], 4, 0.001);
- EXPECT_NEAR(predicted_pose.position[1], 8, 0.001);
- EXPECT_NEAR(predicted_pose.position[2], 12, 0.001);
-}
-
-} // namespace
-
-} // namespace posepredictor
diff --git a/libs/vr/libposepredictor/predictor.cpp b/libs/vr/libposepredictor/predictor.cpp
deleted file mode 100644
index beba156..0000000
--- a/libs/vr/libposepredictor/predictor.cpp
+++ /dev/null
@@ -1,34 +0,0 @@
-#include <linear_predictor.h>
-#include <polynomial_predictor.h>
-#include <predictor.h>
-
-namespace posepredictor {
-
-vec3 Predictor::AngularVelocity(const quat& a, const quat& b, real delta_time) {
- const auto delta_q = a.inverse() * b;
- // Check that delta_q.w() == 1, Eigen doesn't respect this convention. If
- // delta_q.w() == -1, we'll get the opposite velocity.
- return 2.0 * (delta_q.w() < 0 ? static_cast<vec3>(-delta_q.vec()) : delta_q.vec()) / delta_time;
-}
-
-Velocity Predictor::PredictVelocity(int64_t time_ns) const {
- const auto a = Predict(time_ns - kFiniteDifferenceNs);
- const auto b = Predict(time_ns + kFiniteDifferenceNs);
- const auto delta_time = NsToSeconds(2 * kFiniteDifferenceNs);
-
- return {(b.position - a.position) / delta_time,
- AngularVelocity(a.orientation, b.orientation, delta_time)};
-}
-
-// The factory method.
-std::unique_ptr<Predictor> Predictor::Create(PredictorType type) {
- switch (type) {
- case PredictorType::Linear:
- return std::make_unique<LinearPosePredictor>();
- case PredictorType::Quadric:
- return std::make_unique<QuadricPosePredictor>();
- case PredictorType::Cubic:
- return std::make_unique<CubicPosePredictor>();
- }
-}
-} // namespace posepredictor
diff --git a/libs/vr/libposepredictor/predictor_tests.cpp b/libs/vr/libposepredictor/predictor_tests.cpp
deleted file mode 100644
index e84a93a..0000000
--- a/libs/vr/libposepredictor/predictor_tests.cpp
+++ /dev/null
@@ -1,50 +0,0 @@
-#include <gtest/gtest.h>
-
-#include <predictor.h>
-
-namespace posepredictor {
-
-namespace {
-
-// For comparing expected and actual.
-constexpr real kAbsErrorTolerance = 1e-4;
-
-// Test the angular velocity computation from two orientations.
-TEST(PosePredictor, AngularVelocity) {
- // Some random rotation axis we will rotate around.
- const vec3 kRotationAxis = vec3(1, 2, 3).normalized();
-
- // Some random angle we will be rotating by.
- const real kRotationAngle = M_PI / 30;
-
- // Random start orientation we are currently at.
- const quat kStartOrientation = quat(5, 3, 4, 1).normalized();
-
- // The orientation we will end up at.
- const quat kEndOrientation =
- kStartOrientation *
- quat(Eigen::AngleAxis<real>(kRotationAngle, kRotationAxis));
-
- // The delta time for going from start orientation to end.
- const real kDeltaTime = 1.0;
-
- // Compute the angular velocity from start orientation to end.
- const auto angularVelocity = Predictor::AngularVelocity(
- kStartOrientation, kEndOrientation, kDeltaTime);
-
- // Extract the axis and the angular speed.
- const auto angularSpeed = angularVelocity.norm();
- const auto rotationAxis = angularVelocity.normalized();
-
- // The speed must match.
- EXPECT_NEAR(angularSpeed, kRotationAngle / kDeltaTime, kAbsErrorTolerance);
-
- // The rotation axis must match.
- EXPECT_NEAR(rotationAxis[0], kRotationAxis[0], kAbsErrorTolerance);
- EXPECT_NEAR(rotationAxis[1], kRotationAxis[1], kAbsErrorTolerance);
- EXPECT_NEAR(rotationAxis[2], kRotationAxis[2], kAbsErrorTolerance);
-}
-
-} // namespace
-
-} // namespace posepredictor
diff --git a/libs/vr/libvrflinger/Android.bp b/libs/vr/libvrflinger/Android.bp
index 632978b..de26a74 100644
--- a/libs/vr/libvrflinger/Android.bp
+++ b/libs/vr/libvrflinger/Android.bp
@@ -14,17 +14,11 @@
sourceFiles = [
"acquired_buffer.cpp",
- "compositor.cpp",
- "debug_hud_data.cpp",
- "debug_hud_view.cpp",
+ "epoll_event_dispatcher.cpp",
"display_manager_service.cpp",
"display_service.cpp",
"display_surface.cpp",
"hardware_composer.cpp",
- "screenshot_service.cpp",
- "surface_channel.cpp",
- "video_compositor.cpp",
- "video_mesh_surface.cpp",
"vr_flinger.cpp",
"vsync_service.cpp",
]
@@ -36,10 +30,8 @@
"libhwcomposer-command-buffer",
"libbufferhub",
"libbufferhubqueue",
- "libeds",
"libdisplay",
"libdvrcommon",
- "libdvrgraphics",
"libperformance",
"libvrsensor",
"libpdx_default_transport",
diff --git a/libs/vr/libvrflinger/acquired_buffer.cpp b/libs/vr/libvrflinger/acquired_buffer.cpp
index 5a3aa7f..7932a9c 100644
--- a/libs/vr/libvrflinger/acquired_buffer.cpp
+++ b/libs/vr/libvrflinger/acquired_buffer.cpp
@@ -9,7 +9,7 @@
namespace dvr {
AcquiredBuffer::AcquiredBuffer(const std::shared_ptr<BufferConsumer>& buffer,
- LocalHandle acquire_fence, uint64_t /*sequence*/)
+ LocalHandle acquire_fence)
: buffer_(buffer), acquire_fence_(std::move(acquire_fence)) {}
AcquiredBuffer::AcquiredBuffer(const std::shared_ptr<BufferConsumer>& buffer,
diff --git a/libs/vr/libvrflinger/acquired_buffer.h b/libs/vr/libvrflinger/acquired_buffer.h
index 1d14a38..dd4fcc5 100644
--- a/libs/vr/libvrflinger/acquired_buffer.h
+++ b/libs/vr/libvrflinger/acquired_buffer.h
@@ -21,7 +21,7 @@
// this constructor; the constructor does not attempt to ACQUIRE the buffer
// itself.
AcquiredBuffer(const std::shared_ptr<BufferConsumer>& buffer,
- pdx::LocalHandle acquire_fence, uint64_t sequence);
+ pdx::LocalHandle acquire_fence);
// Constructs an AcquiredBuffer from a BufferConsumer. The BufferConsumer MUST
// be in the POSTED state prior to calling this constructor, as this
diff --git a/libs/vr/libvrflinger/compositor.cpp b/libs/vr/libvrflinger/compositor.cpp
deleted file mode 100644
index d1d4f45..0000000
--- a/libs/vr/libvrflinger/compositor.cpp
+++ /dev/null
@@ -1,878 +0,0 @@
-#include "compositor.h"
-
-#include <EGL/eglext.h>
-#include <GLES/gl.h>
-#include <GLES/glext.h>
-#include <GLES2/gl2.h>
-
-#include <memory>
-
-#include <cutils/properties.h>
-
-#include <dvr/graphics.h>
-#include <private/dvr/buffer_hub_client.h>
-#include <private/dvr/clock_ns.h>
-#include <private/dvr/debug.h>
-#include <private/dvr/device_metrics.h>
-#include <private/dvr/display_types.h>
-#include <private/dvr/dummy_native_window.h>
-#include <private/dvr/gl_fenced_flush.h>
-#include <private/dvr/graphics/blur.h>
-#include <private/dvr/graphics/gpu_profiler.h>
-#include <private/dvr/native_buffer.h>
-#include <private/dvr/platform_defines.h>
-#include <utils/Log.h>
-#include <utils/Trace.h>
-
-#include "debug_hud_data.h"
-#include "debug_hud_view.h"
-#include "display_surface.h"
-
-#define BINNING_CONTROL_HINT_QCOM 0x8FB0
-
-// Accepted by the <hint> parameter of glHint:
-#define BINNING_QCOM 0x8FB1
-#define VISIBILITY_OPTIMIZED_BINNING_QCOM 0x8FB2
-#define RENDER_DIRECT_TO_FRAMEBUFFER_QCOM 0x8FB3
-
-#ifndef EGL_CONTEXT_MAJOR_VERSION
-#define EGL_CONTEXT_MAJOR_VERSION 0x3098
-#define EGL_CONTEXT_MINOR_VERSION 0x30FB
-#endif
-
-using android::pdx::LocalHandle;
-
-static const int kDistortionMeshResolution = 40;
-
-static std::shared_ptr<int64_t> eds_gpu_duration_ns =
- std::make_shared<int64_t>(0);
-
-static constexpr char kDisableLensDistortionProp[] =
- "persist.dvr.disable_distort";
-
-static constexpr char kEnableEdsPoseSaveProp[] =
- "persist.dvr.save_eds_pose";
-
-namespace android {
-namespace dvr {
-
-namespace {
-
-// An implementation of ANativeWindowBuffer backed by a temporary IonBuffer.
-// Do not hold on to this kind of object, because the IonBuffer may become
-// invalid in other scopes.
-class TemporaryNativeBuffer
- : public ANativeObjectBase<ANativeWindowBuffer, TemporaryNativeBuffer,
- LightRefBase<TemporaryNativeBuffer>> {
- public:
- explicit TemporaryNativeBuffer(const IonBuffer* buffer) : BASE() {
- ANativeWindowBuffer::width = buffer->width();
- ANativeWindowBuffer::height = buffer->height();
- ANativeWindowBuffer::stride = buffer->stride();
- ANativeWindowBuffer::format = buffer->format();
- ANativeWindowBuffer::usage = buffer->usage();
- // TODO(eieio): Update NYC to support layer_count.
- // ANativeWindowBuffer::layer_count = 1;
- handle = buffer->handle();
- }
-
- private:
- friend class android::LightRefBase<TemporaryNativeBuffer>;
-
- TemporaryNativeBuffer(const TemporaryNativeBuffer&) = delete;
- void operator=(TemporaryNativeBuffer&) = delete;
-};
-
-std::vector<uint8_t> ReadTextureRGBA(GLuint texture_id, int width, int height) {
- std::vector<uint8_t> data(width * height * 4);
- GLuint fbo;
- glGenFramebuffers(1, &fbo);
- glBindFramebuffer(GL_FRAMEBUFFER, fbo);
- glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D,
- texture_id, 0);
- // Using default GL_PACK_ALIGNMENT of 4 for the 4 byte source data.
- glReadPixels(0, 0, width, height, GL_RGBA, GL_UNSIGNED_BYTE, data.data());
- glBindFramebuffer(GL_FRAMEBUFFER, 0);
- glDeleteFramebuffers(1, &fbo);
- CHECK_GL();
- return data;
-}
-
-} // namespace
-
-class Compositor::Texture {
- public:
- Texture(std::shared_ptr<BufferConsumer> consumer, EGLDisplay display,
- int index);
- ~Texture();
-
- std::shared_ptr<BufferConsumer> consumer() const { return consumer_; }
- GLuint texture_id() const { return texture_id_; }
- vec2i size() const {
- return vec2i(native_buffer_.get()->width, native_buffer_.get()->height);
- }
- int index() const { return index_; }
-
- bool Initialize();
-
- private:
- Texture(const Texture&) = delete;
- void operator=(const Texture&) = delete;
-
- std::shared_ptr<BufferConsumer> consumer_;
-
- android::sp<NativeBufferConsumer> native_buffer_;
-
- EGLDisplay display_;
- EGLImageKHR image_;
- GLuint texture_id_;
- int index_;
-};
-
-Compositor::Texture::Texture(std::shared_ptr<BufferConsumer> consumer,
- EGLDisplay display, int index)
- : consumer_(consumer),
- display_(display),
- image_(nullptr),
- texture_id_(0),
- index_(index) {}
-
-Compositor::Texture::~Texture() {
- glDeleteTextures(1, &texture_id_);
- eglDestroyImageKHR(display_, image_);
-}
-
-bool Compositor::Texture::Initialize() {
- native_buffer_ = new NativeBufferConsumer(consumer_, index_);
-
- CHECK_GL();
- image_ = eglCreateImageKHR(
- display_, EGL_NO_CONTEXT, EGL_NATIVE_BUFFER_ANDROID,
- static_cast<ANativeWindowBuffer*>(native_buffer_.get()), nullptr);
- if (!image_) {
- ALOGE("Failed to create EGLImage\n");
- return false;
- }
-
- glGenTextures(1, &texture_id_);
- glActiveTexture(GL_TEXTURE0);
- glBindTexture(GL_TEXTURE_2D, texture_id_);
- glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, image_);
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
- CHECK_GL();
- return true;
-}
-
-Compositor::RenderTarget::RenderTarget()
- : buffer_texture_id_(0),
- buffer_framebuffer_id_(0),
- buffer_image_(nullptr) {}
-
-Compositor::RenderTarget::~RenderTarget() { Destroy(); }
-
-void Compositor::RenderTarget::Destroy() {
- glDeleteFramebuffers(1, &buffer_framebuffer_id_);
- glDeleteTextures(1, &buffer_texture_id_);
- eglDestroyImageKHR(eglGetDisplay(EGL_DEFAULT_DISPLAY), buffer_image_);
- buffer_texture_id_ = 0;
- buffer_framebuffer_id_ = 0;
- buffer_image_ = nullptr;
-}
-
-void Compositor::RenderTarget::Initialize(int width, int height) {
- LOG_ALWAYS_FATAL_IF(buffer_texture_id_ || buffer_framebuffer_id_ ||
- buffer_image_);
- constexpr int usage = GRALLOC_USAGE_HW_FB | GRALLOC_USAGE_HW_COMPOSER |
- GRALLOC_USAGE_HW_RENDER |
- GRALLOC_USAGE_QCOM_FRAMEBUFFER_COMPRESSION;
- buffer_ = std::make_shared<IonBuffer>(width, height,
- HAL_PIXEL_FORMAT_RGBA_8888, usage);
-
- native_buffer_ = new NativeBuffer(buffer_);
-
- buffer_image_ = eglCreateImageKHR(
- eglGetDisplay(EGL_DEFAULT_DISPLAY), EGL_NO_CONTEXT,
- EGL_NATIVE_BUFFER_ANDROID,
- static_cast<ANativeWindowBuffer*>(native_buffer_.get()), nullptr);
-
- glGenTextures(1, &buffer_texture_id_);
- glBindTexture(GL_TEXTURE_2D, buffer_texture_id_);
- CHECK_GL();
-
- glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, buffer_image_);
- CHECK_GL();
-
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
- glBindTexture(GL_TEXTURE_2D, 0);
-
- // Generate a framebuffer.
- glGenFramebuffers(1, &buffer_framebuffer_id_);
- glBindFramebuffer(GL_FRAMEBUFFER, buffer_framebuffer_id_);
- CHECK_GL();
-
- // Attach the color buffer
- glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D,
- buffer_texture_id_, 0);
- CHECK_GL();
- GLenum result = glCheckFramebufferStatus(GL_FRAMEBUFFER);
- CHECK_GL();
- if (result != GL_FRAMEBUFFER_COMPLETE) {
- ALOGE("Framebuffer incomplete: %d", result);
- }
-
- // Clear the render target to black once. In direct render mode we never draw
- // the corner pixels.
- glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
- glClear(GL_COLOR_BUFFER_BIT);
- glFlush();
-
- glBindFramebuffer(GL_FRAMEBUFFER, 0);
- CHECK_GL();
-}
-
-void Compositor::RenderTarget::BindFramebuffer() {
- glBindFramebuffer(GL_FRAMEBUFFER, buffer_framebuffer_id_);
-}
-
-void Compositor::RenderTarget::DiscardColorAttachment() {
- GLenum attachment = GL_COLOR_ATTACHMENT0;
- glDiscardFramebufferEXT(GL_FRAMEBUFFER, 1, &attachment);
- CHECK_GL();
-}
-
-class Compositor::RenderPoseBufferObject {
- public:
- RenderPoseBufferObject(LocalHandle&& render_pose_buffer_fd) :
- fd_(std::move(render_pose_buffer_fd)) {
- // Create new pose tracking buffer for this surface.
- glGenBuffers(1, &render_pose_buffer_object_);
- glBindBuffer(GL_UNIFORM_BUFFER, render_pose_buffer_object_);
- if (fd_) {
- LOG_ALWAYS_FATAL_IF(!glBindSharedBufferQCOM);
- if (glBindSharedBufferQCOM)
- glBindSharedBufferQCOM(GL_UNIFORM_BUFFER,
- sizeof(DisplaySurfaceMetadata),
- fd_.Get());
- else
- ALOGE("Error: Missing gralloc buffer extension");
- CHECK_GL();
- }
- glBindBuffer(GL_UNIFORM_BUFFER, 0);
- }
-
- ~RenderPoseBufferObject() { glDeleteBuffers(1, &render_pose_buffer_object_); }
-
- GLuint object_id() const { return render_pose_buffer_object_; }
-
- private:
- // Render pose buffer object. This contains an array of poses that corresponds
- // with the surface buffers.
- GLuint render_pose_buffer_object_;
- LocalHandle fd_;
-
- RenderPoseBufferObject(const RenderPoseBufferObject&) = delete;
- void operator=(const RenderPoseBufferObject&) = delete;
-};
-
-HeadMountMetrics CreateDefaultHeadMountMetrics() {
- const bool enable_distortion =
- property_get_bool(kDisableLensDistortionProp, 0) == 0;
- return enable_distortion ? CreateHeadMountMetrics()
- : CreateUndistortedHeadMountMetrics();
-}
-
-Compositor::Compositor()
- : head_mount_metrics_(CreateDefaultHeadMountMetrics()),
- display_(0),
- config_(0),
- surface_(0),
- context_(0),
- active_render_target_(0),
- is_render_direct_(false),
- compute_fbo_(0),
- compute_fbo_texture_(0),
- hmd_metrics_requires_update_(false),
- eds_pose_capture_enabled_(false) {}
-
-Compositor::~Compositor() {}
-
-bool Compositor::Initialize(const DisplayMetrics& display_metrics) {
- ATRACE_NAME("Compositor::Initialize");
- if (!InitializeEGL())
- return false;
-
- display_metrics_ = display_metrics;
- const int width = display_metrics_.GetSizePixels().x();
- const int height = display_metrics_.GetSizePixels().y();
-
- render_target_[0].Initialize(width, height);
- render_target_[1].Initialize(width, height);
-
- // EDS:
- GpuProfiler::Get()->SetEnableGpuTracing(true);
-
- eds_pose_capture_enabled_ = property_get_bool(kEnableEdsPoseSaveProp, 0) == 1;
-
- CheckAndUpdateHeadMountMetrics(true);
-
- debug_hud_.reset(new DebugHudView(*composite_hmd_.get()));
- glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
-
- return true;
-}
-
-void Compositor::UpdateHeadMountMetrics(
- const HeadMountMetrics& head_mount_metrics) {
- // Recalculating the mesh must be done in the draw loop, defer until then.
- std::lock_guard<std::mutex> _lock(mutex_);
- head_mount_metrics_ = head_mount_metrics;
- hmd_metrics_requires_update_ = true;
-}
-
-void Compositor::CheckAndUpdateHeadMountMetrics(bool force_update) {
- std::lock_guard<std::mutex> _lock(mutex_);
- if (hmd_metrics_requires_update_ || force_update) {
- hmd_metrics_requires_update_ = false;
- composite_hmd_.reset(
- new CompositeHmd(head_mount_metrics_, display_metrics_));
- CHECK_GL();
- eds_renderer_.reset(new DistortionRenderer(
- *composite_hmd_.get(), display_metrics_.GetSizePixels(),
- kDistortionMeshResolution, true, false, false, true, true));
- }
-}
-
-bool Compositor::InitializeEGL() {
- ATRACE_NAME("Compositor::InitializeEGL");
- display_ = eglGetDisplay(EGL_DEFAULT_DISPLAY);
- if (!display_) {
- ALOGE("Failed to get egl display\n");
- return false;
- }
-
- eglInitialize(display_, nullptr, nullptr);
-
- EGLint attribs[] = {
- EGL_BUFFER_SIZE,
- 32,
- EGL_ALPHA_SIZE,
- 0,
- EGL_BLUE_SIZE,
- 8,
- EGL_RED_SIZE,
- 8,
- EGL_GREEN_SIZE,
- 8,
- EGL_DEPTH_SIZE,
- 0,
- EGL_SURFACE_TYPE,
- EGL_WINDOW_BIT,
- EGL_RENDERABLE_TYPE,
- EGL_OPENGL_ES2_BIT,
- EGL_NONE,
- };
-
- EGLint num_configs;
- if (!eglChooseConfig(display_, attribs, &config_, 1, &num_configs)) {
- ALOGE("Couldn't find config");
- return false;
- }
-
- std::unique_ptr<DummyNativeWindow> window(new DummyNativeWindow());
-
- surface_ = eglCreateWindowSurface(display_, config_, window.get(), nullptr);
- if (surface_ == EGL_NO_SURFACE) {
- ALOGE("Failed to create egl surface");
- return false;
- }
- window.release();
-
- EGLint context_attribs[] = {EGL_CONTEXT_MAJOR_VERSION,
- 3,
- EGL_CONTEXT_MINOR_VERSION,
- 1,
- EGL_CONTEXT_PRIORITY_LEVEL_IMG,
- EGL_CONTEXT_PRIORITY_HIGH_IMG,
- EGL_NONE};
- context_ = eglCreateContext(display_, config_, nullptr, context_attribs);
- if (!eglMakeCurrent(display_, surface_, surface_, context_)) {
- ALOGE("Unable to create GLESv2 context");
- return false;
- }
-
- load_gl_extensions();
- GpuProfiler::Get()->OnGlContextCreated();
-
- glEnable(BINNING_CONTROL_HINT_QCOM);
- glHint(BINNING_CONTROL_HINT_QCOM, RENDER_DIRECT_TO_FRAMEBUFFER_QCOM);
- is_render_direct_ = true;
- CHECK_GL();
-
- // Initialize the placeholder 1x1 framebuffer that we bind during compute
- // shader instances to avoid accesses to other framebuffers.
- glGenFramebuffers(1, &compute_fbo_);
- glGenTextures(1, &compute_fbo_texture_);
- glBindFramebuffer(GL_FRAMEBUFFER, compute_fbo_);
- glBindTexture(GL_TEXTURE_2D, compute_fbo_texture_);
- glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 1, 1, 0, GL_RGBA, GL_UNSIGNED_BYTE,
- nullptr);
- glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D,
- compute_fbo_texture_, 0);
- CHECK_GL();
- CHECK_GL_FBO();
- glBindTexture(GL_TEXTURE_2D, 0);
- glBindFramebuffer(GL_FRAMEBUFFER, 0);
-
- return true;
-}
-
-void Compositor::Shutdown() {
- glFinish();
- render_target_[0].Destroy();
- render_target_[1].Destroy();
- layers_.clear();
- glDeleteFramebuffers(1, &compute_fbo_);
- glDeleteTextures(1, &compute_fbo_texture_);
-
- debug_hud_.reset();
- eds_renderer_.reset();
-
- if (context_) {
- GpuProfiler::Get()->OnGlContextDestroyed();
- eglDestroyContext(display_, context_);
- context_ = 0;
- }
-
- if (surface_ != EGL_NO_SURFACE) {
- eglDestroySurface(display_, surface_);
- surface_ = EGL_NO_SURFACE;
- }
-}
-
-void Compositor::RemoveAllBuffers() { layers_.clear(); }
-
-void Compositor::UpdateSurfaces(
- const std::vector<std::shared_ptr<DisplaySurface>>& surfaces) {
- // Delete the removed surfaces.
- layers_.erase(
- std::remove_if(layers_.begin(), layers_.end(),
- [&surfaces](const AppFrame& layer) {
- for (const auto& surface : surfaces)
- if (surface->surface_id() == layer.surface_id())
- return false;
- return true;
- }),
- layers_.end());
- // New surfaces are added on-demand as buffers are posted.
-}
-
-Compositor::AppFrame::AppFrame()
- : surface_id_(-1),
- blur_(0.0f),
- z_order_(0),
- vertical_flip_(false),
- enable_cac_(true),
- render_buffer_index_(0) {}
-
-Compositor::AppFrame::~AppFrame() {}
-
-const Compositor::Texture* Compositor::AppFrame::GetGlTextureId(
- EGLDisplay display, int index) {
- auto buffer_consumer = buffer_.buffer();
- if (!buffer_consumer) {
- return nullptr;
- }
- auto texture_it = std::find_if(
- textures_.begin(), textures_.end(),
- [buffer_consumer, index](const std::shared_ptr<Texture>& t) {
- return t->consumer() == buffer_consumer && t->index() == index;
- });
-
- if (texture_it != textures_.end()) {
- return (*texture_it).get();
- }
-
- textures_.push_back(
- std::make_shared<Texture>(buffer_consumer, display, index));
- if (!textures_.back()->Initialize()) {
- textures_.pop_back();
- return nullptr;
- }
- return textures_.back().get();
-}
-
-bool Compositor::AppFrame::UpdateSurface(
- const std::shared_ptr<DisplaySurface>& surface) {
- int surface_id = surface->surface_id();
- float blur = surface->manager_blur();
- bool need_sort = false;
- if (z_order_ != surface->layer_order()) {
- need_sort = true;
- z_order_ = surface->layer_order();
- }
-
- surface_id_ = surface_id;
- if (!render_pose_buffer_object_) {
- render_pose_buffer_object_.reset(
- new RenderPoseBufferObject(surface->GetMetadataBufferFd()));
- }
-
- blur_ = blur;
- vertical_flip_ =
- !!(surface->flags() & DVR_DISPLAY_SURFACE_FLAGS_VERTICAL_FLIP);
- enable_cac_ =
- !(surface->flags() & DVR_DISPLAY_SURFACE_FLAGS_DISABLE_SYSTEM_CAC);
-
- AcquiredBuffer skipped_buffer;
- AcquiredBuffer buffer =
- surface->AcquireNewestAvailableBuffer(&skipped_buffer);
- if (!skipped_buffer.IsEmpty()) {
- DebugHudData::data.SkipLayerFrame(z_order_);
- ATRACE_NAME("DropToCatchUp");
- ATRACE_ASYNC_END("BufferPost", skipped_buffer.buffer()->id());
- }
- if (!buffer.IsEmpty()) {
- DebugHudData::data.AddLayerFrame(z_order_);
- // Buffer was already ready, so we don't need to wait on the fence.
- buffer.ClaimAcquireFence().Close();
- ATRACE_ASYNC_END("BufferPost", buffer.buffer()->id());
-
- render_buffer_index_ = surface->GetRenderBufferIndex(buffer.buffer()->id());
-
-#ifdef TRACE
- const volatile DisplaySurfaceMetadata* data =
- surface->GetMetadataBufferPtr();
-#endif
- ALOGE_IF(TRACE, "read pose index %d %f %f", render_buffer_index_,
- data->orientation[render_buffer_index_][0],
- data->orientation[render_buffer_index_][1]);
-
- // Move the new buffer over the old. AcquiredBuffer releases the old one.
- buffer_ = std::move(buffer);
- }
- return need_sort;
-}
-
-void Compositor::AppFrame::UpdateVideoMeshSurface(
- const std::shared_ptr<DisplaySurface>& surface) {
- // Update |video_compositors_| with |video_surface|. Note that
- // |UpdateVideoMeshSurface| should only be called on the PostThread before
- // |DrawFrame| is called. Thus, no synchronization is required for
- // |video_compositors_|.
- if (!surface->video_mesh_surfaces_updated())
- return;
-
- // TODO(jwcai) The following loop handles adding new surfaces; video mesh
- // removal logic shall be handled by listening to |OnChannelClose| event from
- // DisplayService.
- for (const auto& video_surface : surface->GetVideoMeshSurfaces()) {
- // Here we assume number of |video_surface|s is relatively small, thus, the
- // merge should be efficient enough.
- auto video_compositor_it = std::find_if(
- video_compositors_.begin(), video_compositors_.end(),
- [video_surface](const std::shared_ptr<VideoCompositor>& c) {
- return c->surface_id() == video_surface->surface_id();
- });
-
- if (video_compositor_it == video_compositors_.end()) {
- // This video surface is new, create a new VideoCompositor.
- video_compositors_.push_back(std::make_shared<VideoCompositor>(
- video_surface, surface->GetMetadataBufferPtr()));
- } else {
- // There is a compositor in |video_compositors_| is already set up for
- // this |video_surface|.
- ALOGW("Duplicated video_mesh_surface: surface_id=%d",
- video_surface->surface_id());
- }
- }
-}
-
-void Compositor::AppFrame::ResetBlurrers() { blurrers_.clear(); }
-
-void Compositor::AppFrame::AddBlurrer(Blur* blurrer) {
- blurrers_.emplace_back(blurrer);
-}
-
-void Compositor::PostBuffer(const std::shared_ptr<DisplaySurface>& surface) {
- int surface_id = surface->surface_id();
-
- ALOGD_IF(TRACE, "Post surface %d", surface_id);
-
- auto layer_it = std::find_if(layers_.begin(), layers_.end(),
- [surface_id](const AppFrame& frame) {
- return frame.surface_id() == surface_id;
- });
-
- bool need_sort = false;
- if (layer_it == layers_.end()) {
- layers_.push_back(AppFrame());
- layer_it = layers_.end() - 1;
- need_sort = true;
- }
-
- need_sort |= layer_it->UpdateSurface(surface);
- layer_it->UpdateVideoMeshSurface(surface);
-
- if (need_sort) {
- std::stable_sort(layers_.begin(), layers_.end());
- }
-}
-
-std::vector<uint8_t> Compositor::ReadLayerPixels(size_t index, int* width,
- int* height) {
- if (index >= layers_.size()) {
- return {};
- }
-
- const Texture* texture = layers_[index].GetGlTextureId(display_, 0);
- if (!texture) {
- return {};
- }
-
- *width = texture->size()[0];
- *height = texture->size()[1];
- return ReadTextureRGBA(texture->texture_id(), *width, *height);
-}
-
-std::vector<uint8_t> Compositor::ReadBufferPixels(const IonBuffer* buffer) {
- android::sp<TemporaryNativeBuffer> native_buffer =
- new TemporaryNativeBuffer(buffer);
-
- // Finish to make sure the GL driver has completed drawing of prior FBOs.
- // Since we are creating an EGL image here, the driver will not know that
- // there is a dependency on earlier GL draws.
- glFinish();
-
- EGLImageKHR image = eglCreateImageKHR(
- display_, EGL_NO_CONTEXT, EGL_NATIVE_BUFFER_ANDROID,
- static_cast<ANativeWindowBuffer*>(native_buffer.get()), nullptr);
- if (!image) {
- ALOGE("Failed to create EGLImage\n");
- return {};
- }
-
- GLuint texture_id;
- glGenTextures(1, &texture_id);
- glActiveTexture(GL_TEXTURE0);
- glBindTexture(GL_TEXTURE_2D, texture_id);
- glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, image);
-
- int width = buffer->width();
- int height = buffer->height();
- std::vector<uint8_t> data = ReadTextureRGBA(texture_id, width, height);
-
- glBindTexture(GL_TEXTURE_2D, 0);
- glDeleteTextures(1, &texture_id);
- eglDestroyImageKHR(display_, image);
- return data;
-}
-
-bool Compositor::DrawFrame(uint32_t target_vsync_count,
- LocalHandle* buffer_fence_fd) {
- CheckAndUpdateHeadMountMetrics(false);
-
- ATRACE_NAME("Compositor::DrawFrame");
- GpuProfiler::Get()->PollGlTimerQueries();
-
- if (buffer_fence_fd)
- buffer_fence_fd->Close();
-
- int num_layers = 0;
- const int kMaxLayers = 4;
- GLuint texture_id[2][kMaxLayers] = {{0}};
- GLuint render_pose_buffer_id[kMaxLayers] = {0};
- uint32_t render_buffer_index[kMaxLayers] = {0};
- bool vertical_flip[kMaxLayers] = {false};
- bool separate_eye_textures[kMaxLayers] = {false};
- bool enable_cac[kMaxLayers] = {};
- CHECK_GL();
- for (auto& layer : layers_) {
- if (!layer.buffer().buffer()) {
- ATRACE_NAME("no_buffer");
- continue;
- }
-
- // Extract surface parameters.
- render_buffer_index[num_layers] = layer.render_buffer_index();
- render_pose_buffer_id[num_layers] =
- layer.render_pose_buffer_object()->object_id();
- vertical_flip[num_layers] = layer.vertical_flip();
- enable_cac[num_layers] =
- head_mount_metrics_.supports_chromatic_aberration_correction() &&
- layer.enable_cac();
-
- // Extract per-eye textures. These may be separate or joined (atlased).
- vec2i size(0, 0);
- int view_count = layer.buffer().buffer()->slice_count();
- ALOGE_IF(view_count > 2, "Error: more than 2 views not supported");
- view_count = std::min(2, view_count);
- separate_eye_textures[num_layers] = (view_count > 1);
- bool is_missing_texture = false;
- for (int eye = 0; eye < 2; ++eye) {
- // If view_count is 1, each eye texture is the 0th.
- int view_index = (view_count == 2) ? eye : 0;
- const Texture* texture = layer.GetGlTextureId(display_, view_index);
- // Texture will be null if the EGL image creation fails (hopefully never).
- if (!texture) {
- is_missing_texture = true;
- break;
- }
- // All views are currently expected to have the same size.
- size = texture->size();
- texture_id[eye][num_layers] = texture->texture_id();
- }
- if (is_missing_texture) {
- continue;
- }
-
- // Perform blur if requested.
- if (fabs(layer.blur()) > 0.001f) {
- // No need for CAC on blurred layers.
- enable_cac[num_layers] = false;
- if (layer.blurrer_count() < 1 || layer.blurrer(0)->width() != size[0] ||
- layer.blurrer(0)->height() != size[1]) {
- // Blur is created with the left eye texture, but the same instance
- // can be used for the right eye as well.
- layer.ResetBlurrers();
- layer.AddBlurrer(new Blur(size[0], size[1], texture_id[0][num_layers],
- GL_TEXTURE_2D, GL_TEXTURE_2D, true, display_,
- view_count));
- }
- // Reset blur instances to prepare for drawing.
- layer.blurrer(0)->StartFrame();
- layer.blurrer(0)->set_scale(layer.blur());
- // Perform blur and replace source texture with blurred output texture.
- if (view_count == 1) {
- // Single wide buffer for both eyes, blur both eyes in one operation.
- texture_id[0][num_layers] = texture_id[1][num_layers] =
- layer.blurrer(0)->DrawBlur(texture_id[0][num_layers]);
- } else {
- // Split eye buffers in a single frame, blur each framebuffer.
- texture_id[0][num_layers] =
- layer.blurrer(0)->DrawBlur(texture_id[0][num_layers]);
- texture_id[1][num_layers] =
- layer.blurrer(0)->DrawBlur(texture_id[1][num_layers]);
- }
- }
-
- ++num_layers;
- if (num_layers >= kMaxLayers)
- break;
- }
-
- CHECK_GL();
- // Set appropriate binning mode for the number of layers.
- if (num_layers > 1 && is_render_direct_) {
- is_render_direct_ = false;
- glDisable(BINNING_CONTROL_HINT_QCOM);
- } else if (num_layers <= 1 && !is_render_direct_) {
- is_render_direct_ = true;
- glEnable(BINNING_CONTROL_HINT_QCOM);
- glHint(BINNING_CONTROL_HINT_QCOM, RENDER_DIRECT_TO_FRAMEBUFFER_QCOM);
- }
-
- // Workaround for GL driver bug that causes the currently bound FBO to be
- // accessed during a compute shader pass (DoLateLatch below). Based on an
- // analysis with systrace, the best pattern here was to run the compute shader
- // with a *different* FBO than what will be drawn to afterward. So we bind
- // a dummy 1x1 FBO here and discard it. If instead, the current render target
- // is bound during the compute shader, the following draw calls will be forced
- // into direct mode rendering.
- glBindFramebuffer(GL_FRAMEBUFFER, compute_fbo_);
- GLenum attachment = GL_COLOR_ATTACHMENT0;
- glDiscardFramebufferEXT(GL_FRAMEBUFFER, 1, &attachment);
-
- // Double buffer the render target. Get the render target we're drawing into,
- // and update the active buffer to the next buffer.
- RenderTarget& render_target = GetRenderTarget();
- SetNextRenderTarget();
-
- if (num_layers > 0) {
- // This trace prints the EDS+Warp GPU overhead and prints every 5 seconds:
- TRACE_GPU_PRINT("GPU EDS+Warp", 5 * 60);
- CHECK_GL();
- eds_renderer_->DoLateLatch(target_vsync_count, render_buffer_index,
- render_pose_buffer_id, vertical_flip,
- separate_eye_textures, num_layers);
-
- render_target.BindFramebuffer();
-
- // Discard to avoid unresolving the framebuffer during tiled rendering.
- render_target.DiscardColorAttachment();
-
- // For tiled mode rendering, we clear every frame to avoid garbage showing
- // up in the parts of tiles that are not rendered.
- if (!is_render_direct_) {
- glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
- glClear(GL_COLOR_BUFFER_BIT);
- }
-
- for (int eye = kLeftEye; eye <= kRightEye; ++eye) {
- eds_renderer_->PrepGlState(static_cast<EyeType>(eye));
- for (int layer_i = 0; layer_i < num_layers; ++layer_i) {
- bool blend_with_previous = layer_i > 0;
- uint32_t current_buffer_index = render_buffer_index[layer_i];
-
- // Render video mesh in the background of each graphics layer.
- layers_[layer_i].ForEachVideoCompositor([this, eye, layer_i,
- current_buffer_index,
- &blend_with_previous](
- const std::shared_ptr<VideoCompositor>& video_compositor) mutable {
- eds_renderer_->DrawVideoQuad(
- static_cast<EyeType>(eye), layer_i,
- video_compositor->GetActiveTextureId(display_),
- video_compositor->GetTransform(eye, current_buffer_index));
- blend_with_previous = true;
- });
-
- // Apply distortion to frame submitted from the app's GL context.
- eds_renderer_->SetChromaticAberrationCorrectionEnabled(
- enable_cac[layer_i]);
- eds_renderer_->ApplyDistortionCorrectionToTexture(
- static_cast<EyeType>(eye), &texture_id[eye][layer_i],
- &vertical_flip[layer_i], &separate_eye_textures[layer_i], &layer_i,
- 1, blend_with_previous, false);
- }
- }
- eds_renderer_->ResetGlState(1);
- CHECK_GL();
- } else {
- ALOGI("No buffers for compositing, clearing to black.");
- render_target.BindFramebuffer();
- glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
- glClear(GL_COLOR_BUFFER_BIT);
- }
-
- debug_hud_->Update();
- debug_hud_->Draw();
-
- LocalHandle fence_fd = CreateGLSyncAndFlush(display_);
-
- if (buffer_fence_fd)
- *buffer_fence_fd = std::move(fence_fd);
-
- if (eds_pose_capture_enabled_) {
- std::lock_guard<std::mutex> _lock(mutex_);
- eds_renderer_->GetLastEdsPose(&eds_pose_capture_);
- }
-
- return true;
-}
-
-bool Compositor::GetLastEdsPose(LateLatchOutput* out_data) {
- if (eds_pose_capture_enabled_) {
- std::lock_guard<std::mutex> _lock(mutex_);
- *out_data = eds_pose_capture_;
- return true;
- } else {
- ALOGE("Eds pose capture is not enabled.");
- return false;
- }
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libvrflinger/compositor.h b/libs/vr/libvrflinger/compositor.h
deleted file mode 100644
index be26d31..0000000
--- a/libs/vr/libvrflinger/compositor.h
+++ /dev/null
@@ -1,233 +0,0 @@
-#ifndef ANDROID_DVR_SERVICES_DISPLAYD_COMPOSITOR_H_
-#define ANDROID_DVR_SERVICES_DISPLAYD_COMPOSITOR_H_
-
-#include <EGL/egl.h>
-#include <log/log.h>
-#include <utils/StrongPointer.h>
-
-#include <memory>
-#include <mutex>
-#include <queue>
-#include <vector>
-
-#include <pdx/file_handle.h>
-#include <private/dvr/clock_ns.h>
-#include <private/dvr/composite_hmd.h>
-#include <private/dvr/display_metrics.h>
-#include <private/dvr/distortion_renderer.h>
-#include <private/dvr/frame_time_history.h>
-#include <private/dvr/ion_buffer.h>
-#include <private/dvr/native_buffer.h>
-
-#include "acquired_buffer.h"
-#include "video_compositor.h"
-struct DvrPose;
-
-namespace android {
-namespace dvr {
-
-class Blur;
-class BufferConsumer;
-class CompositeHmd;
-class DebugHudView;
-class DisplaySurface;
-
-// This is a GPU compositor for software EDS and lens warp on buffers provided
-// by HardwareComposer.
-class Compositor {
- public:
- Compositor();
- ~Compositor();
-
- bool Initialize(const DisplayMetrics& display_metrics);
- void UpdateHeadMountMetrics(const HeadMountMetrics& head_mount_metrics);
- void Shutdown();
-
- // Renders a frame with the latest buffers with EDS and warp applied.
- // buffer_fence_fd can be used to get a fence for the rendered frame. It can
- // be set to null if the fence isn't needed.
- bool DrawFrame(uint32_t target_vsync_count,
- pdx::LocalHandle* buffer_fence_fd);
-
- // Remove all buffers.
- void RemoveAllBuffers();
-
- // Synchronize compositor layers with in given surfaces.
- void UpdateSurfaces(
- const std::vector<std::shared_ptr<DisplaySurface>>& surfaces);
-
- // This must be called for each surface before DrawFrame is called.
- void PostBuffer(const std::shared_ptr<DisplaySurface>& surface);
-
- std::shared_ptr<IonBuffer> GetBuffer() const {
- return render_target_[active_render_target_].buffer();
- }
-
- // Returns the number of layers being rendered by the compositor.
- size_t GetLayerCount() const { return layers_.size(); }
-
- // Returns the source buffer at the given layer index or nullptr if none is
- // available.
- std::shared_ptr<BufferConsumer> PeekAtLayer(size_t index) const {
- if (index >= GetLayerCount())
- return nullptr;
- return layers_[index].buffer().buffer();
- }
-
- // Expensive operation to transfer the pixels of the given layer index into
- // unformatted memory and return as a RGBA buffer.
- // On success, returns non-zero sized vector and sets width and height.
- // On failure, returns empty vector.
- std::vector<uint8_t> ReadLayerPixels(size_t index, int* width, int* height);
-
- // Expensive operation to transfer the pixels of the given buffer into
- // unformatted memory and return as a RGBA buffer.
- // On success, returns non-zero sized vector.
- // On failure, returns empty vector.
- std::vector<uint8_t> ReadBufferPixels(const IonBuffer* buffer);
-
- bool GetLastEdsPose(LateLatchOutput* out_data);
-
- const HeadMountMetrics& head_mount_metrics() const {
- return head_mount_metrics_;
- }
-
- private:
- class Texture;
- class RenderPoseBufferObject;
-
- // A rendered frame from an application.
- class AppFrame {
- public:
- AppFrame();
- ~AppFrame();
-
- AppFrame(AppFrame&& other) = default;
- AppFrame& operator=(AppFrame&&) = default;
-
- // Gets a GL texture object for the current buffer. The resulting texture
- // object will be cached for future calls. Returns a pointer for temporary
- // access - not meant to hold on to.
- const Texture* GetGlTextureId(EGLDisplay display, int index);
-
- bool operator<(const AppFrame& rhs) const {
- return z_order_ < rhs.z_order_;
- }
- int z_order() const { return z_order_; }
- // Return true if this surface z order has been changed.
- bool UpdateSurface(const std::shared_ptr<DisplaySurface>& surface);
- void UpdateVideoMeshSurface(const std::shared_ptr<DisplaySurface>& surface);
- void ResetBlurrers();
- void AddBlurrer(Blur* blurrer);
-
- const AcquiredBuffer& buffer() const { return buffer_; }
- int surface_id() const { return surface_id_; }
- float blur() const { return blur_; }
- bool vertical_flip() const { return vertical_flip_; }
- bool enable_cac() const { return enable_cac_; }
- size_t blurrer_count() const { return blurrers_.size(); }
- Blur* blurrer(size_t i) {
- return blurrers_.size() < i ? nullptr : blurrers_[i].get();
- }
- uint32_t render_buffer_index() const { return render_buffer_index_; }
- const RenderPoseBufferObject* render_pose_buffer_object() const {
- return render_pose_buffer_object_.get();
- }
-
- template <class A>
- void ForEachVideoCompositor(A action) const {
- for (auto& c : video_compositors_) {
- action(c);
- }
- }
-
- private:
- int surface_id_;
- float blur_;
- int z_order_;
- bool vertical_flip_;
- bool enable_cac_;
- std::vector<std::unique_ptr<Blur>> blurrers_;
- AcquiredBuffer buffer_;
- std::vector<std::shared_ptr<Texture>> textures_;
- uint32_t render_buffer_index_;
- std::unique_ptr<RenderPoseBufferObject> render_pose_buffer_object_;
-
- // Active video mesh compositors
- std::vector<std::shared_ptr<VideoCompositor>> video_compositors_;
-
- AppFrame(const AppFrame& other) = delete;
- AppFrame& operator=(const AppFrame&) = delete;
- };
-
- class RenderTarget {
- public:
- RenderTarget();
- ~RenderTarget();
-
- void Initialize(int width, int height);
- void Destroy();
- void BindFramebuffer();
- void DiscardColorAttachment();
-
- std::shared_ptr<IonBuffer> buffer() const { return buffer_; }
-
- private:
- std::shared_ptr<IonBuffer> buffer_;
- android::sp<NativeBuffer> native_buffer_;
-
- GLuint buffer_texture_id_;
- GLuint buffer_framebuffer_id_;
- EGLImageKHR buffer_image_;
- };
-
- Compositor(const Compositor&) = delete;
- void operator=(const Compositor&) = delete;
-
- bool InitializeEGL();
-
- void UpdateHudToggle();
- void PrintStatsHud();
- void CheckAndUpdateHeadMountMetrics(bool force_update);
-
- RenderTarget& GetRenderTarget() {
- return render_target_[active_render_target_];
- }
-
- void SetNextRenderTarget() {
- active_render_target_ = (active_render_target_ + 1) & 1;
- }
-
- std::vector<AppFrame> layers_;
-
- DisplayMetrics display_metrics_;
- HeadMountMetrics head_mount_metrics_;
-
- EGLDisplay display_;
- EGLConfig config_;
- EGLSurface surface_;
- EGLContext context_;
- int active_render_target_;
- RenderTarget render_target_[2];
- bool is_render_direct_;
-
- // FBO for compute shader.
- GLuint compute_fbo_;
- GLuint compute_fbo_texture_;
-
- std::unique_ptr<DebugHudView> debug_hud_;
-
- // EDS:
- std::unique_ptr<CompositeHmd> composite_hmd_;
- bool hmd_metrics_requires_update_;
- std::unique_ptr<DistortionRenderer> eds_renderer_;
-
- bool eds_pose_capture_enabled_;
- std::mutex mutex_;
- LateLatchOutput eds_pose_capture_;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_SERVICES_DISPLAYD_COMPOSITOR_H_
diff --git a/libs/vr/libvrflinger/debug_hud_data.cpp b/libs/vr/libvrflinger/debug_hud_data.cpp
deleted file mode 100644
index d387bba..0000000
--- a/libs/vr/libvrflinger/debug_hud_data.cpp
+++ /dev/null
@@ -1,9 +0,0 @@
-#include "debug_hud_data.h"
-
-namespace android {
-namespace dvr {
-
-DebugHudData DebugHudData::data;
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libvrflinger/debug_hud_data.h b/libs/vr/libvrflinger/debug_hud_data.h
deleted file mode 100644
index 778169d..0000000
--- a/libs/vr/libvrflinger/debug_hud_data.h
+++ /dev/null
@@ -1,110 +0,0 @@
-#ifndef ANDROID_DVR_SERVICES_DISPLAYD_DEBUG_HUD_DATA_H_
-#define ANDROID_DVR_SERVICES_DISPLAYD_DEBUG_HUD_DATA_H_
-
-#include <stdint.h>
-
-#include <private/dvr/clock_ns.h>
-#include <private/dvr/frame_time_history.h>
-
-namespace android {
-namespace dvr {
-
-// Tracks debug stats for the displayd debug HUD. Unless otherwise noted,
-// there is no synchronization of data accesses to avoid performance impact.
-// All accesses to this data are on the displayd HWC post thread. Accesses from
-// other threads will need to be duly protected from races.
-// This is a lightweight struct to make it easy to add and remove
-// tracking data.
-struct DebugHudData {
- // Maximum supported layers for the debug HUD.
- enum { kMaxLayers = 4 };
-
- // The global singleton HUD data instance.
- static DebugHudData data;
-
- // Tracks framerate and skipped frames.
- struct FrameStats {
- void AddFrame() {
- int64_t now = GetSystemClockNs();
- frame_time.AddSample(now - last_frame_ts);
- last_frame_ts = now;
- }
-
- void SkipFrame() {
- AddFrame();
- ++drops;
- }
-
- int drops = 0;
- int64_t last_frame_ts = 0;
- FrameTimeHistory frame_time;
- };
-
- // Debug data for compositor layers (applications, system UI, etc).
- struct LayerData {
- void Reset() {
- ResetStats();
- width = 0;
- height = 0;
- is_separate = false;
- }
-
- void ResetStats() { frame_stats.drops = 0; }
-
- FrameStats frame_stats;
- int width = 0;
- int height = 0;
- bool is_separate = false;
- };
-
- // Resets the stats.
- void ResetStats() {
- hwc_frame_stats.drops = 0;
- hwc_latency = 0;
- for (auto& l : layer_data)
- l.ResetStats();
- }
-
- // Resets the layer configuration.
- void ResetLayers() {
- num_layers = 0;
- for (auto& l : layer_data)
- l.Reset();
- }
-
- // Tracks a frame arrival for the given layer.
- void AddLayerFrame(size_t layer) {
- if (layer < kMaxLayers) {
- num_layers = std::max(layer + 1, num_layers);
- layer_data[layer].frame_stats.AddFrame();
- }
- }
-
- // Tracks a frame skip/drop for the given layer.
- void SkipLayerFrame(size_t layer) {
- if (layer < kMaxLayers) {
- num_layers = std::max(layer + 1, num_layers);
- layer_data[layer].frame_stats.SkipFrame();
- }
- }
-
- // Sets the resolution and other details of the layer.
- void SetLayerInfo(size_t layer, int width, int height, bool is_separate) {
- if (layer < kMaxLayers) {
- num_layers = std::max(layer + 1, num_layers);
- layer_data[layer].width = width;
- layer_data[layer].height = height;
- layer_data[layer].is_separate = is_separate;
- }
- }
-
- FrameStats hwc_frame_stats;
- int64_t hwc_latency = 0;
- size_t num_layers = 0;
- LayerData layer_data[kMaxLayers];
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_SERVICES_DISPLAYD_DEBUG_HUD_DATA_H_
diff --git a/libs/vr/libvrflinger/debug_hud_view.cpp b/libs/vr/libvrflinger/debug_hud_view.cpp
deleted file mode 100644
index 4936ac6..0000000
--- a/libs/vr/libvrflinger/debug_hud_view.cpp
+++ /dev/null
@@ -1,91 +0,0 @@
-#include "debug_hud_view.h"
-
-#include <dvr/pose_client.h>
-
-#include "debug_hud_data.h"
-
-namespace android {
-namespace dvr {
-
-DebugHudView::DebugHudView(const CompositeHmd& hmd) {
- pose_client_ = dvrPoseCreate();
-
- display_size_ = hmd.GetDisplayMetrics().GetSizePixels();
- vec2 display_size_meters = hmd.GetDisplayMetrics().GetSizeMeters();
- inter_lens_dist_screen_space_ =
- 2.0f * hmd.GetHeadMountMetrics().GetInterLensDistance() /
- std::max(display_size_meters[0], display_size_meters[1]);
-}
-
-DebugHudView::~DebugHudView() {
- if (pose_client_)
- dvrPoseDestroy(pose_client_);
- pose_client_ = nullptr;
-}
-
-void DebugHudView::Update() {
- // Check for gesture that enables the debug stats HUD.
- if (!pose_client_)
- return;
- DvrPoseAsync pose;
- dvrPoseGet(pose_client_, 0, &pose);
- float32x4_t q = pose.orientation;
- quat orientation(q[3], q[0], q[1], q[2]);
- vec3 up = orientation * vec3(0, 1, 0);
- if (up[1] < -0.8f) {
- ++switch_timer_;
- } else {
- switch_timer_ = 0;
- }
- // A few seconds upside down => toggle stats HUD.
- if (switch_timer_ > 200) {
- switch_timer_ = 0;
- enabled_ = !enabled_;
- DebugHudData::data.ResetStats();
- ALOGE("Toggle debug stats HUD: %s", enabled_ ? "ON" : "OFF");
- }
-}
-
-void DebugHudView::Draw() {
- if (!enabled_)
- return;
- if (!debug_text_)
- debug_text_.reset(new DebugText(400, display_size_[0], display_size_[1]));
-
- const DebugHudData& data = DebugHudData::data;
- const size_t layer_char_count = 50;
- char layer_data[DebugHudData::kMaxLayers][layer_char_count];
- for (size_t i = 0; i < data.num_layers; ++i) {
- float fps = data.layer_data[i].frame_stats.frame_time.GetAverageFps();
- snprintf(layer_data[i], layer_char_count,
- "Layer %d %dx%d%s FPS: %.2f Drops: %d\n", static_cast<int>(i),
- data.layer_data[i].width, data.layer_data[i].height,
- data.layer_data[i].is_separate ? "x2" : "", fps,
- data.layer_data[i].frame_stats.drops);
- }
-
- float hwc_fps = data.hwc_frame_stats.frame_time.GetAverageFps();
-
- char text[400];
- float hwc_latency_ms = static_cast<float>(data.hwc_latency) / 1000000.0f;
- snprintf(text, sizeof(text), "HWC FPS: %.2f Latency: %.3f ms Skips: %d\n",
- hwc_fps, hwc_latency_ms, data.hwc_frame_stats.drops);
-
- for (size_t i = 0; i < data.num_layers; ++i) {
- strncat(text, layer_data[i], sizeof(text) - strlen(text) - 1);
- }
-
- // Ensure text termination.
- text[sizeof(text) - 1] = '\0';
-
- glViewport(0, 0, display_size_[0], display_size_[1]);
- glEnable(GL_BLEND);
- // No stereo, because you can see the HUD OK in one eye. Stereo actually
- // makes it more difficult to focus sometimes. To enable stereo:
- // replace the second to last parameter with inter_lens_dist_screen_space_.
- debug_text_->Draw(0.0f, -0.7f * inter_lens_dist_screen_space_, text, 0.0f, 1);
- glDisable(GL_BLEND);
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libvrflinger/debug_hud_view.h b/libs/vr/libvrflinger/debug_hud_view.h
deleted file mode 100644
index 50f38a8..0000000
--- a/libs/vr/libvrflinger/debug_hud_view.h
+++ /dev/null
@@ -1,48 +0,0 @@
-#ifndef ANDROID_DVR_SERVICES_DISPLAYD_DEBUG_HUD_VIEW_H_
-#define ANDROID_DVR_SERVICES_DISPLAYD_DEBUG_HUD_VIEW_H_
-
-#include <stdint.h>
-
-#include <utils/Log.h>
-
-#include <private/dvr/composite_hmd.h>
-#include <private/dvr/graphics/debug_text.h>
-
-struct DvrPose;
-
-namespace android {
-namespace dvr {
-
-class CompositeHmd;
-
-// The view and the controller for the displayd debug HUD.
-// The HUD is enabled and disabled by internally tracking the head pose.
-// When the head pose is upside down for ~3 seconds, the enabled state toggles.
-// See DebugHudData for the data that is reported.
-class DebugHudView {
- public:
- DebugHudView(const CompositeHmd& hmd);
- ~DebugHudView();
-
- // Updates HUD state.
- void Update();
-
- // Draws HUD into the current framebuffer if it is currently enabled.
- void Draw();
-
- private:
- DebugHudView(const DebugHudView&) = delete;
- DebugHudView& operator=(const DebugHudView&) = delete;
-
- DvrPose* pose_client_ = nullptr;
- vec2i display_size_;
- bool enabled_ = false;
- int switch_timer_ = 0;
- float inter_lens_dist_screen_space_ = 0.0f;
- std::unique_ptr<DebugText> debug_text_;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_SERVICES_DISPLAYD_DEBUG_HUD_VIEW_H_
diff --git a/libs/vr/libvrflinger/display_manager_service.cpp b/libs/vr/libvrflinger/display_manager_service.cpp
index 99f93bf..a0b3efe 100644
--- a/libs/vr/libvrflinger/display_manager_service.cpp
+++ b/libs/vr/libvrflinger/display_manager_service.cpp
@@ -3,32 +3,21 @@
#include <pdx/channel_handle.h>
#include <pdx/default_transport/service_endpoint.h>
#include <private/android_filesystem_config.h>
-#include <private/dvr/display_rpc.h>
+#include <private/dvr/display_protocol.h>
#include <private/dvr/trusted_uids.h>
#include <sys/poll.h>
#include <array>
+using android::dvr::display::DisplayManagerProtocol;
using android::pdx::Channel;
using android::pdx::LocalChannelHandle;
using android::pdx::Message;
using android::pdx::default_transport::Endpoint;
+using android::pdx::ErrorStatus;
using android::pdx::rpc::DispatchRemoteMethod;
using android::pdx::rpc::IfAnyOf;
-
-namespace {
-
-// As a first line of defense, the display manager endpoint is only accessible
-// to the user and group.
-
-// TODO(dnicoara): Remove read/write permission for others. This is in here just
-// to allow us to experiment with cast functionality from a plain old app.
-constexpr mode_t kDisplayManagerEndpointFileMode =
- S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH;
-
-constexpr size_t kMaxSurfacesPerRequest = 32;
-
-} // anonymous namespace
+using android::pdx::rpc::RemoteMethodError;
namespace android {
namespace dvr {
@@ -45,8 +34,7 @@
DisplayManagerService::DisplayManagerService(
const std::shared_ptr<DisplayService>& display_service)
: BASE("DisplayManagerService",
- Endpoint::Create(DisplayManagerRPC::kClientPath,
- kDisplayManagerEndpointFileMode)),
+ Endpoint::Create(DisplayManagerProtocol::kClientPath)),
display_service_(display_service) {
display_service_->SetDisplayConfigurationUpdateNotifier(
std::bind(&DisplayManagerService::OnDisplaySurfaceChange, this));
@@ -54,9 +42,15 @@
std::shared_ptr<pdx::Channel> DisplayManagerService::OnChannelOpen(
pdx::Message& message) {
- // Prevent more than one display manager from registering at a time.
- if (display_manager_)
- REPLY_ERROR_RETURN(message, EPERM, nullptr);
+ const int user_id = message.GetEffectiveUserId();
+ const bool trusted = user_id == AID_ROOT || IsTrustedUid(user_id);
+
+ // Prevent more than one display manager from registering at a time or
+ // untrusted UIDs from connecting.
+ if (display_manager_ || !trusted) {
+ RemoteMethodError(message, EPERM);
+ return nullptr;
+ }
display_manager_ =
std::make_shared<DisplayManager>(this, message.GetChannelId());
@@ -74,18 +68,18 @@
auto channel = std::static_pointer_cast<DisplayManager>(message.GetChannel());
switch (message.GetOp()) {
- case DisplayManagerRPC::GetSurfaceList::Opcode:
- DispatchRemoteMethod<DisplayManagerRPC::GetSurfaceList>(
- *this, &DisplayManagerService::OnGetSurfaceList, message);
+ case DisplayManagerProtocol::GetSurfaceState::Opcode:
+ DispatchRemoteMethod<DisplayManagerProtocol::GetSurfaceState>(
+ *this, &DisplayManagerService::OnGetSurfaceState, message);
return {};
- case DisplayManagerRPC::UpdateSurfaces::Opcode:
- DispatchRemoteMethod<DisplayManagerRPC::UpdateSurfaces>(
- *this, &DisplayManagerService::OnUpdateSurfaces, message);
+ case DisplayManagerProtocol::GetSurfaceQueue::Opcode:
+ DispatchRemoteMethod<DisplayManagerProtocol::GetSurfaceQueue>(
+ *this, &DisplayManagerService::OnGetSurfaceQueue, message);
return {};
- case DisplayManagerRPC::SetupNamedBuffer::Opcode:
- DispatchRemoteMethod<DisplayManagerRPC::SetupNamedBuffer>(
+ case DisplayManagerProtocol::SetupNamedBuffer::Opcode:
+ DispatchRemoteMethod<DisplayManagerProtocol::SetupNamedBuffer>(
*this, &DisplayManagerService::OnSetupNamedBuffer, message);
return {};
@@ -94,130 +88,67 @@
}
}
-std::vector<DisplaySurfaceInfo> DisplayManagerService::OnGetSurfaceList(
- pdx::Message& /*message*/) {
- std::vector<DisplaySurfaceInfo> items;
+pdx::Status<std::vector<display::SurfaceState>>
+DisplayManagerService::OnGetSurfaceState(pdx::Message& /*message*/) {
+ std::vector<display::SurfaceState> items;
display_service_->ForEachDisplaySurface(
+ SurfaceType::Application,
[&items](const std::shared_ptr<DisplaySurface>& surface) mutable {
- DisplaySurfaceInfo item;
-
- item.surface_id = surface->surface_id();
- item.process_id = surface->process_id();
- item.type = surface->type();
- item.flags = 0; // TODO(eieio)
- item.client_attributes = DisplaySurfaceAttributes{
- {DisplaySurfaceAttributeEnum::Visible,
- DisplaySurfaceAttributeValue{surface->client_visible()}},
- {DisplaySurfaceAttributeEnum::ZOrder,
- DisplaySurfaceAttributeValue{surface->client_z_order()}},
- {DisplaySurfaceAttributeEnum::Blur,
- DisplaySurfaceAttributeValue{0.f}}};
- item.manager_attributes = DisplaySurfaceAttributes{
- {DisplaySurfaceAttributeEnum::Visible,
- DisplaySurfaceAttributeValue{surface->manager_visible()}},
- {DisplaySurfaceAttributeEnum::ZOrder,
- DisplaySurfaceAttributeValue{surface->manager_z_order()}},
- {DisplaySurfaceAttributeEnum::Blur,
- DisplaySurfaceAttributeValue{surface->manager_blur()}}};
-
- items.push_back(item);
+ items.push_back({surface->surface_id(), surface->process_id(),
+ surface->user_id(), surface->attributes(),
+ surface->update_flags(), surface->GetQueueIds()});
+ surface->ClearUpdate();
});
// The fact that we're in the message handler implies that display_manager_ is
// not nullptr. No check required, unless this service becomes multi-threaded.
display_manager_->SetNotificationsPending(false);
-
return items;
}
-int DisplayManagerService::OnUpdateSurfaces(
- pdx::Message& /*message*/,
- const std::map<int, DisplaySurfaceAttributes>& updates) {
- for (const auto& surface_update : updates) {
- const int surface_id = surface_update.first;
- const DisplaySurfaceAttributes& attributes = surface_update.second;
+pdx::Status<pdx::LocalChannelHandle> DisplayManagerService::OnGetSurfaceQueue(
+ pdx::Message& /*message*/, int surface_id, int queue_id) {
+ auto surface = display_service_->GetDisplaySurface(surface_id);
+ if (!surface || surface->surface_type() != SurfaceType::Application)
+ return ErrorStatus(EINVAL);
- std::shared_ptr<DisplaySurface> surface =
- display_service_->GetDisplaySurface(surface_id);
+ auto queue =
+ std::static_pointer_cast<ApplicationDisplaySurface>(surface)->GetQueue(
+ queue_id);
+ if (!queue)
+ return ErrorStatus(EINVAL);
- if (!surface)
- return -ENOENT;
+ auto status = queue->CreateConsumerQueueHandle();
+ ALOGE_IF(
+ !status,
+ "DisplayManagerService::OnGetSurfaceQueue: Failed to create consumer "
+ "queue for queue_id=%d: %s",
+ queue->id(), status.GetErrorMessage().c_str());
- for (const auto& attribute : attributes) {
- const auto& key = attribute.first;
- const auto* variant = &attribute.second;
- bool invalid_value = false;
- switch (key) {
- case DisplaySurfaceAttributeEnum::ZOrder:
- invalid_value =
- !IfAnyOf<int32_t>::Call(variant, [&surface](const auto& value) {
- surface->ManagerSetZOrder(value);
- });
- break;
- case DisplaySurfaceAttributeEnum::Visible:
- invalid_value = !IfAnyOf<int32_t, int64_t, bool>::Call(
- variant, [&surface](const auto& value) {
- surface->ManagerSetVisible(value);
- });
- break;
- case DisplaySurfaceAttributeEnum::Blur:
- invalid_value = !IfAnyOf<int32_t, int64_t, float>::Call(
- variant, [&surface](const auto& value) {
- surface->ManagerSetBlur(value);
- });
- break;
- default:
- ALOGW(
- "DisplayManagerService::OnUpdateSurfaces: Attempt to set invalid "
- "attribute %u on surface %d",
- key, surface_id);
- break;
- }
-
- if (invalid_value) {
- ALOGW(
- "DisplayManagerService::OnUpdateSurfaces: Failed to set display "
- "surface attribute '%s' because of incompatible type: %d",
- DisplaySurfaceAttributeEnum::ToString(key).c_str(),
- variant->index());
- }
- }
- }
-
- // Reconfigure the display layers for any active surface changes.
- display_service_->UpdateActiveDisplaySurfaces();
- return 0;
+ return status;
}
pdx::Status<BorrowedNativeBufferHandle>
DisplayManagerService::OnSetupNamedBuffer(pdx::Message& message,
const std::string& name, size_t size,
- uint64_t producer_usage,
- uint64_t consumer_usage) {
- if (message.GetEffectiveUserId() != AID_ROOT &&
- !IsTrustedUid(message.GetEffectiveUserId())) {
- // Only trusted users can setup named buffers.
- ALOGE("DisplayService::SetupNamedBuffer: Called by untrusted user: uid=%d.",
- message.GetEffectiveUserId());
- return {};
+ uint64_t usage) {
+ const int user_id = message.GetEffectiveUserId();
+ const bool trusted = user_id == AID_ROOT || IsTrustedUid(user_id);
+
+ if (!trusted) {
+ ALOGE(
+ "DisplayService::SetupNamedBuffer: Named buffers may only be created "
+ "by trusted UIDs: user_id=%d",
+ user_id);
+ return ErrorStatus(EPERM);
}
- return display_service_->SetupNamedBuffer(name, size, producer_usage,
- consumer_usage);
+ return display_service_->SetupNamedBuffer(name, size, usage);
}
void DisplayManagerService::OnDisplaySurfaceChange() {
- if (display_manager_) {
+ if (display_manager_)
display_manager_->SetNotificationsPending(true);
- } else {
- // If there isn't a display manager registered, default all display surfaces
- // to visible.
- display_service_->ForEachDisplaySurface(
- [](const std::shared_ptr<DisplaySurface>& surface) {
- surface->ManagerSetVisible(true);
- });
- display_service_->UpdateActiveDisplaySurfaces();
- }
}
} // namespace dvr
diff --git a/libs/vr/libvrflinger/display_manager_service.h b/libs/vr/libvrflinger/display_manager_service.h
index 7b037de..0857eb5 100644
--- a/libs/vr/libvrflinger/display_manager_service.h
+++ b/libs/vr/libvrflinger/display_manager_service.h
@@ -1,8 +1,9 @@
-#ifndef ANDROID_DVR_SERVICES_DISPLAYD_DISPLAY_MANAGER_SERVICE_H_
-#define ANDROID_DVR_SERVICES_DISPLAYD_DISPLAY_MANAGER_SERVICE_H_
+#ifndef ANDROID_DVR_SERVICES_VRFLINGER_DISPLAY_MANAGER_SERVICE_H_
+#define ANDROID_DVR_SERVICES_VRFLINGER_DISPLAY_MANAGER_SERVICE_H_
#include <pdx/service.h>
-#include <private/dvr/display_rpc.h>
+#include <pdx/status.h>
+#include <private/dvr/display_protocol.h>
#include "display_service.h"
@@ -50,13 +51,14 @@
explicit DisplayManagerService(
const std::shared_ptr<DisplayService>& display_service);
- std::vector<DisplaySurfaceInfo> OnGetSurfaceList(pdx::Message& message);
- int OnUpdateSurfaces(pdx::Message& message,
- const std::map<int, DisplaySurfaceAttributes>& updates);
-
+ pdx::Status<std::vector<display::SurfaceState>> OnGetSurfaceState(
+ pdx::Message& message);
+ pdx::Status<pdx::LocalChannelHandle> OnGetSurfaceQueue(pdx::Message& message,
+ int surface_id,
+ int queue_id);
pdx::Status<BorrowedNativeBufferHandle> OnSetupNamedBuffer(
pdx::Message& message, const std::string& name, size_t size,
- uint64_t producer_usage, uint64_t consumer_usage);
+ uint64_t usage);
// Called by the display service to indicate changes to display surfaces that
// the display manager should evaluate.
@@ -72,4 +74,4 @@
} // namespace dvr
} // namespace android
-#endif // ANDROID_DVR_SERVICES_DISPLAYD_DISPLAY_MANAGER_SERVICE_H_
+#endif // ANDROID_DVR_SERVICES_VRFLINGER_DISPLAY_MANAGER_SERVICE_H_
diff --git a/libs/vr/libvrflinger/display_service.cpp b/libs/vr/libvrflinger/display_service.cpp
index 097edce..47efa76 100644
--- a/libs/vr/libvrflinger/display_service.cpp
+++ b/libs/vr/libvrflinger/display_service.cpp
@@ -3,30 +3,30 @@
#include <unistd.h>
#include <vector>
+#include <dvr/dvr_display_types.h>
#include <pdx/default_transport/service_endpoint.h>
#include <pdx/rpc/remote_method.h>
-#include <private/dvr/composite_hmd.h>
-#include <private/dvr/device_metrics.h>
-#include <private/dvr/display_rpc.h>
-#include <private/dvr/display_types.h>
+#include <private/dvr/display_protocol.h>
#include <private/dvr/numeric.h>
-#include <private/dvr/polynomial_radial_distortion.h>
#include <private/dvr/types.h>
+using android::dvr::display::DisplayProtocol;
using android::pdx::Channel;
+using android::pdx::ErrorStatus;
using android::pdx::Message;
+using android::pdx::Status;
using android::pdx::default_transport::Endpoint;
using android::pdx::rpc::DispatchRemoteMethod;
-using android::pdx::rpc::WrapBuffer;
namespace android {
namespace dvr {
-DisplayService::DisplayService() : DisplayService(nullptr) {}
-
-DisplayService::DisplayService(Hwc2::Composer* hidl)
- : BASE("DisplayService", Endpoint::Create(DisplayRPC::kClientPath)),
- hardware_composer_(hidl) {
+DisplayService::DisplayService(Hwc2::Composer* hidl,
+ RequestDisplayCallback request_display_callback)
+ : BASE("DisplayService",
+ Endpoint::Create(display::DisplayProtocol::kClientPath)),
+ hardware_composer_(hidl, request_display_callback),
+ request_display_callback_(request_display_callback) {
hardware_composer_.Initialize();
}
@@ -34,68 +34,51 @@
return BASE::IsInitialized() && hardware_composer_.IsInitialized();
}
-std::string DisplayService::DumpState(size_t max_length) {
- std::vector<char> buffer(max_length);
- uint32_t max_len_p = static_cast<uint32_t>(max_length);
- hardware_composer_.Dump(buffer.data(), &max_len_p);
- return std::string(buffer.data());
+std::string DisplayService::DumpState(size_t /*max_length*/) {
+ return hardware_composer_.Dump();
}
-void DisplayService::OnChannelClose(pdx::Message& /*message*/,
+void DisplayService::OnChannelClose(pdx::Message& message,
const std::shared_ptr<Channel>& channel) {
- auto surface = std::static_pointer_cast<SurfaceChannel>(channel);
- if (surface && surface->type() == SurfaceTypeEnum::Normal) {
- auto display_surface = std::static_pointer_cast<DisplaySurface>(surface);
- display_surface->ManagerSetVisible(false);
- display_surface->ClientSetVisible(false);
- NotifyDisplayConfigurationUpdate();
+ if (auto surface = std::static_pointer_cast<DisplaySurface>(channel)) {
+ surface->OnSetAttributes(message,
+ {{display::SurfaceAttribute::Visible,
+ display::SurfaceAttributeValue{false}}});
+ SurfaceUpdated(surface->surface_type(),
+ display::SurfaceUpdateFlags::VisibilityChanged);
}
- // TODO(jwcai) Handle ChannelClose of VideoMeshSurface.
}
// First-level dispatch for display service messages. Directly handles messages
// that are independent of the display surface (metrics, creation) and routes
// surface-specific messages to the per-instance handlers.
-pdx::Status<void> DisplayService::HandleMessage(pdx::Message& message) {
- auto channel = message.GetChannel<SurfaceChannel>();
-
+Status<void> DisplayService::HandleMessage(pdx::Message& message) {
+ ALOGD_IF(TRACE, "DisplayService::HandleMessage: opcode=%d", message.GetOp());
switch (message.GetOp()) {
- case DisplayRPC::GetMetrics::Opcode:
- DispatchRemoteMethod<DisplayRPC::GetMetrics>(
+ case DisplayProtocol::GetMetrics::Opcode:
+ DispatchRemoteMethod<DisplayProtocol::GetMetrics>(
*this, &DisplayService::OnGetMetrics, message);
return {};
- case DisplayRPC::GetEdsCapture::Opcode:
- DispatchRemoteMethod<DisplayRPC::GetEdsCapture>(
- *this, &DisplayService::OnGetEdsCapture, message);
- return {};
-
- case DisplayRPC::CreateSurface::Opcode:
- DispatchRemoteMethod<DisplayRPC::CreateSurface>(
+ case DisplayProtocol::CreateSurface::Opcode:
+ DispatchRemoteMethod<DisplayProtocol::CreateSurface>(
*this, &DisplayService::OnCreateSurface, message);
return {};
- case DisplayRPC::SetViewerParams::Opcode:
- DispatchRemoteMethod<DisplayRPC::SetViewerParams>(
- *this, &DisplayService::OnSetViewerParams, message);
- return {};
-
- case DisplayRPC::GetNamedBuffer::Opcode:
- DispatchRemoteMethod<DisplayRPC::GetNamedBuffer>(
+ case DisplayProtocol::GetNamedBuffer::Opcode:
+ DispatchRemoteMethod<DisplayProtocol::GetNamedBuffer>(
*this, &DisplayService::OnGetNamedBuffer, message);
return {};
- case DisplayRPC::IsVrAppRunning::Opcode:
- DispatchRemoteMethod<DisplayRPC::IsVrAppRunning>(
+ case DisplayProtocol::IsVrAppRunning::Opcode:
+ DispatchRemoteMethod<DisplayProtocol::IsVrAppRunning>(
*this, &DisplayService::IsVrAppRunning, message);
return {};
// Direct the surface specific messages to the surface instance.
- case DisplayRPC::CreateBufferQueue::Opcode:
- case DisplayRPC::SetAttributes::Opcode:
- case DisplayRPC::GetMetadataBuffer::Opcode:
- case DisplayRPC::CreateVideoMeshSurface::Opcode:
- case DisplayRPC::VideoMeshSurfaceCreateProducerQueue::Opcode:
+ case DisplayProtocol::SetAttributes::Opcode:
+ case DisplayProtocol::CreateQueue::Opcode:
+ case DisplayProtocol::GetSurfaceInfo::Opcode:
return HandleSurfaceMessage(message);
default:
@@ -103,49 +86,29 @@
}
}
-SystemDisplayMetrics DisplayService::OnGetMetrics(pdx::Message& message) {
- const Compositor* compositor = hardware_composer_.GetCompositor();
- if (compositor == nullptr)
- REPLY_ERROR_RETURN(message, EINVAL, {});
-
- HeadMountMetrics head_mount = compositor->head_mount_metrics();
- CompositeHmd hmd(head_mount, hardware_composer_.GetHmdDisplayMetrics());
- vec2i distorted_render_size = hmd.GetRecommendedRenderTargetSize();
- FieldOfView left_fov = hmd.GetEyeFov(kLeftEye);
- FieldOfView right_fov = hmd.GetEyeFov(kRightEye);
-
- SystemDisplayMetrics metrics;
-
- metrics.display_native_width = GetDisplayMetrics().width;
- metrics.display_native_height = GetDisplayMetrics().height;
- metrics.display_x_dpi = GetDisplayMetrics().dpi.x;
- metrics.display_y_dpi = GetDisplayMetrics().dpi.y;
- metrics.distorted_width = distorted_render_size[0];
- metrics.distorted_height = distorted_render_size[1];
- metrics.vsync_period_ns =
- hardware_composer_.native_display_metrics().vsync_period_ns;
- metrics.hmd_ipd_mm = 0;
- metrics.inter_lens_distance_m = head_mount.GetInterLensDistance();
- metrics.left_fov_lrbt[0] = left_fov.GetLeft();
- metrics.left_fov_lrbt[1] = left_fov.GetRight();
- metrics.left_fov_lrbt[2] = left_fov.GetBottom();
- metrics.left_fov_lrbt[3] = left_fov.GetTop();
- metrics.right_fov_lrbt[0] = right_fov.GetLeft();
- metrics.right_fov_lrbt[1] = right_fov.GetRight();
- metrics.right_fov_lrbt[2] = right_fov.GetBottom();
- metrics.right_fov_lrbt[3] = right_fov.GetTop();
-
- return metrics;
+Status<display::Metrics> DisplayService::OnGetMetrics(
+ pdx::Message& /*message*/) {
+ return {{static_cast<uint32_t>(GetDisplayMetrics().width),
+ static_cast<uint32_t>(GetDisplayMetrics().height),
+ static_cast<uint32_t>(GetDisplayMetrics().dpi.x),
+ static_cast<uint32_t>(GetDisplayMetrics().dpi.y),
+ static_cast<uint32_t>(
+ hardware_composer_.native_display_metrics().vsync_period_ns),
+ 0,
+ 0,
+ 0,
+ 0.0,
+ {},
+ {}}};
}
// Creates a new DisplaySurface and associates it with this channel. This may
// only be done once per channel.
-int DisplayService::OnCreateSurface(pdx::Message& message, int width,
- int height, int format, int usage,
- DisplaySurfaceFlags flags) {
+Status<display::SurfaceInfo> DisplayService::OnCreateSurface(
+ pdx::Message& message, const display::SurfaceAttributes& attributes) {
// A surface may only be created once per channel.
if (message.GetChannel())
- return -EINVAL;
+ return ErrorStatus(EINVAL);
ALOGI_IF(TRACE, "DisplayService::OnCreateSurface: cid=%d",
message.GetChannelId());
@@ -153,119 +116,66 @@
// Use the channel id as the unique surface id.
const int surface_id = message.GetChannelId();
const int process_id = message.GetProcessId();
+ const int user_id = message.GetEffectiveUserId();
ALOGI_IF(TRACE,
- "DisplayService::OnCreateSurface: surface_id=%d process_id=%d "
- "width=%d height=%d format=%x usage=%x flags=%x",
- surface_id, process_id, width, height, format, usage, flags);
+ "DisplayService::OnCreateSurface: surface_id=%d process_id=%d",
+ surface_id, process_id);
- // TODO(eieio,jbates): Validate request parameters.
- auto channel = std::make_shared<DisplaySurface>(
- this, surface_id, process_id, width, height, format, usage, flags);
+ auto surface_status =
+ DisplaySurface::Create(this, surface_id, process_id, user_id, attributes);
+ if (!surface_status) {
+ ALOGE("DisplayService::OnCreateSurface: Failed to create surface: %s",
+ surface_status.GetErrorMessage().c_str());
+ return ErrorStatus(surface_status.error());
+ }
- message.SetChannel(channel);
- NotifyDisplayConfigurationUpdate();
- return 0;
+ SurfaceType surface_type = surface_status.get()->surface_type();
+ display::SurfaceUpdateFlags update_flags =
+ surface_status.get()->update_flags();
+ display::SurfaceInfo surface_info{surface_status.get()->surface_id(),
+ surface_status.get()->visible(),
+ surface_status.get()->z_order()};
+
+ message.SetChannel(surface_status.take());
+
+ SurfaceUpdated(surface_type, update_flags);
+ return {surface_info};
}
-DisplayRPC::ByteBuffer DisplayService::OnGetEdsCapture(pdx::Message& message) {
- Compositor* compositor = hardware_composer_.GetCompositor();
- if (compositor == nullptr)
- REPLY_ERROR_RETURN(message, EINVAL, {});
-
- std::vector<std::uint8_t> buffer(sizeof(LateLatchOutput));
-
- if (!compositor->GetLastEdsPose(
- reinterpret_cast<LateLatchOutput*>(buffer.data()))) {
- REPLY_ERROR_RETURN(message, EPERM, {});
+void DisplayService::SurfaceUpdated(SurfaceType surface_type,
+ display::SurfaceUpdateFlags update_flags) {
+ ALOGD_IF(TRACE, "DisplayService::SurfaceUpdated: update_flags=%x",
+ update_flags.value());
+ if (update_flags.value() != 0) {
+ if (surface_type == SurfaceType::Application)
+ NotifyDisplayConfigurationUpdate();
+ else
+ UpdateActiveDisplaySurfaces();
}
-
- return WrapBuffer(std::move(buffer));
-}
-
-void DisplayService::OnSetViewerParams(pdx::Message& message,
- const ViewerParams& view_params) {
- Compositor* compositor = hardware_composer_.GetCompositor();
- if (compositor == nullptr)
- REPLY_ERROR_RETURN(message, EINVAL);
-
- FieldOfView left(55.0f, 55.0f, 55.0f, 55.0f);
- FieldOfView right(55.0f, 55.0f, 55.0f, 55.0f);
- if (view_params.left_eye_field_of_view_angles.size() >= 4) {
- left = FieldOfView(ToRad(view_params.left_eye_field_of_view_angles[0]),
- ToRad(view_params.left_eye_field_of_view_angles[1]),
- ToRad(view_params.left_eye_field_of_view_angles[2]),
- ToRad(view_params.left_eye_field_of_view_angles[3]));
- right = FieldOfView(ToRad(view_params.left_eye_field_of_view_angles[1]),
- ToRad(view_params.left_eye_field_of_view_angles[0]),
- ToRad(view_params.left_eye_field_of_view_angles[2]),
- ToRad(view_params.left_eye_field_of_view_angles[3]));
- }
-
- std::shared_ptr<ColorChannelDistortion> red_distortion;
- std::shared_ptr<ColorChannelDistortion> green_distortion;
- std::shared_ptr<ColorChannelDistortion> blue_distortion;
-
- // We should always have a red distortion.
- LOG_FATAL_IF(view_params.distortion_coefficients_r.empty());
- red_distortion = std::make_shared<PolynomialRadialDistortion>(
- view_params.distortion_coefficients_r);
-
- if (!view_params.distortion_coefficients_g.empty()) {
- green_distortion = std::make_shared<PolynomialRadialDistortion>(
- view_params.distortion_coefficients_g);
- }
-
- if (!view_params.distortion_coefficients_b.empty()) {
- blue_distortion = std::make_shared<PolynomialRadialDistortion>(
- view_params.distortion_coefficients_b);
- }
-
- HeadMountMetrics::EyeOrientation left_orientation =
- HeadMountMetrics::EyeOrientation::kCCW0Degrees;
- HeadMountMetrics::EyeOrientation right_orientation =
- HeadMountMetrics::EyeOrientation::kCCW0Degrees;
-
- if (view_params.eye_orientations.size() > 1) {
- left_orientation = static_cast<HeadMountMetrics::EyeOrientation>(
- view_params.eye_orientations[0]);
- right_orientation = static_cast<HeadMountMetrics::EyeOrientation>(
- view_params.eye_orientations[1]);
- }
-
- HeadMountMetrics head_mount_metrics(
- view_params.inter_lens_distance, view_params.tray_to_lens_distance,
- view_params.screen_to_lens_distance,
- static_cast<HeadMountMetrics::VerticalAlignment>(
- view_params.vertical_alignment),
- left, right, red_distortion, green_distortion, blue_distortion,
- left_orientation, right_orientation,
- view_params.screen_center_to_lens_distance);
-
- compositor->UpdateHeadMountMetrics(head_mount_metrics);
}
pdx::Status<BorrowedNativeBufferHandle> DisplayService::OnGetNamedBuffer(
pdx::Message& /* message */, const std::string& name) {
+ ALOGD_IF(TRACE, "displayService::OnGetNamedBuffer: name=%s", name.c_str());
auto named_buffer = named_buffers_.find(name);
- if (named_buffer != named_buffers_.end()) {
+ if (named_buffer != named_buffers_.end())
return {BorrowedNativeBufferHandle(*named_buffer->second, 0)};
- }
-
- return pdx::ErrorStatus(EINVAL);
+ else
+ return pdx::ErrorStatus(EINVAL);
}
// Calls the message handler for the DisplaySurface associated with this
// channel.
-pdx::Status<void> DisplayService::HandleSurfaceMessage(pdx::Message& message) {
- auto surface = std::static_pointer_cast<SurfaceChannel>(message.GetChannel());
+Status<void> DisplayService::HandleSurfaceMessage(pdx::Message& message) {
+ auto surface = std::static_pointer_cast<DisplaySurface>(message.GetChannel());
ALOGW_IF(!surface,
"DisplayService::HandleSurfaceMessage: surface is nullptr!");
if (surface)
return surface->HandleMessage(message);
else
- REPLY_ERROR_RETURN(message, EINVAL, {});
+ return ErrorStatus(EINVAL);
}
std::shared_ptr<DisplaySurface> DisplayService::GetDisplaySurface(
@@ -278,14 +188,18 @@
return GetChannels<DisplaySurface>();
}
-std::vector<std::shared_ptr<DisplaySurface>>
+std::vector<std::shared_ptr<DirectDisplaySurface>>
DisplayService::GetVisibleDisplaySurfaces() const {
- std::vector<std::shared_ptr<DisplaySurface>> visible_surfaces;
+ std::vector<std::shared_ptr<DirectDisplaySurface>> visible_surfaces;
ForEachDisplaySurface(
+ SurfaceType::Direct,
[&](const std::shared_ptr<DisplaySurface>& surface) mutable {
- if (surface->IsVisible())
- visible_surfaces.push_back(surface);
+ if (surface->visible()) {
+ visible_surfaces.push_back(
+ std::static_pointer_cast<DirectDisplaySurface>(surface));
+ surface->ClearUpdate();
+ }
});
return visible_surfaces;
@@ -294,46 +208,25 @@
void DisplayService::UpdateActiveDisplaySurfaces() {
auto visible_surfaces = GetVisibleDisplaySurfaces();
- // Sort the surfaces based on manager z order first, then client z order.
std::sort(visible_surfaces.begin(), visible_surfaces.end(),
[](const std::shared_ptr<DisplaySurface>& a,
const std::shared_ptr<DisplaySurface>& b) {
- return a->manager_z_order() != b->manager_z_order()
- ? a->manager_z_order() < b->manager_z_order()
- : a->client_z_order() < b->client_z_order();
+ return a->z_order() < b->z_order();
});
ALOGD_IF(TRACE,
"DisplayService::UpdateActiveDisplaySurfaces: %zd visible surfaces",
visible_surfaces.size());
- // TODO(jbates) Have the shell manage blurred layers.
- bool blur_requested = false;
- auto end = visible_surfaces.crend();
- for (auto it = visible_surfaces.crbegin(); it != end; ++it) {
- auto surface = *it;
- // Surfaces with exclude_from_blur==true are not blurred
- // and are excluded from blur computation of other layers.
- if (surface->client_exclude_from_blur()) {
- surface->ManagerSetBlur(0.0f);
- continue;
- }
- surface->ManagerSetBlur(blur_requested ? 1.0f : 0.0f);
- if (surface->client_blur_behind())
- blur_requested = true;
- }
-
hardware_composer_.SetDisplaySurfaces(std::move(visible_surfaces));
}
pdx::Status<BorrowedNativeBufferHandle> DisplayService::SetupNamedBuffer(
- const std::string& name, size_t size, int producer_usage,
- int consumer_usage) {
+ const std::string& name, size_t size, uint64_t usage) {
auto named_buffer = named_buffers_.find(name);
if (named_buffer == named_buffers_.end()) {
- auto ion_buffer = std::make_unique<IonBuffer>(
- static_cast<int>(size), 1, HAL_PIXEL_FORMAT_BLOB,
- (producer_usage | consumer_usage));
+ auto ion_buffer = std::make_unique<IonBuffer>(static_cast<int>(size), 1,
+ HAL_PIXEL_FORMAT_BLOB, usage);
named_buffer =
named_buffers_.insert(std::make_pair(name, std::move(ion_buffer)))
.first;
@@ -356,15 +249,16 @@
update_notifier_();
}
-int DisplayService::IsVrAppRunning(pdx::Message& message) {
+Status<bool> DisplayService::IsVrAppRunning(pdx::Message& /*message*/) {
bool visible = false;
ForEachDisplaySurface(
+ SurfaceType::Application,
[&visible](const std::shared_ptr<DisplaySurface>& surface) {
- if (surface->client_z_order() == 0 && surface->IsVisible())
+ if (surface->visible())
visible = true;
});
- REPLY_SUCCESS_RETURN(message, visible, 0);
+ return {visible};
}
} // namespace dvr
diff --git a/libs/vr/libvrflinger/display_service.h b/libs/vr/libvrflinger/display_service.h
index db89064..bb4eeef 100644
--- a/libs/vr/libvrflinger/display_service.h
+++ b/libs/vr/libvrflinger/display_service.h
@@ -2,10 +2,10 @@
#define ANDROID_DVR_SERVICES_DISPLAYD_DISPLAY_SERVICE_H_
#include <pdx/service.h>
+#include <pdx/status.h>
#include <private/dvr/buffer_hub_client.h>
#include <private/dvr/bufferhub_rpc.h>
-#include <private/dvr/display_rpc.h>
-#include <private/dvr/late_latch.h>
+#include <private/dvr/display_protocol.h>
#include <functional>
#include <iterator>
@@ -15,12 +15,13 @@
#include "acquired_buffer.h"
#include "display_surface.h"
+#include "epoll_event_dispatcher.h"
#include "hardware_composer.h"
namespace android {
namespace dvr {
-// DisplayService implements the displayd display service over ServiceFS.
+// DisplayService implements the display service component of VrFlinger.
class DisplayService : public pdx::ServiceBase<DisplayService> {
public:
bool IsInitialized() const override;
@@ -32,7 +33,7 @@
std::shared_ptr<DisplaySurface> GetDisplaySurface(int surface_id) const;
std::vector<std::shared_ptr<DisplaySurface>> GetDisplaySurfaces() const;
- std::vector<std::shared_ptr<DisplaySurface>> GetVisibleDisplaySurfaces()
+ std::vector<std::shared_ptr<DirectDisplaySurface>> GetVisibleDisplaySurfaces()
const;
// Updates the list of actively displayed surfaces. This must be called after
@@ -40,15 +41,15 @@
void UpdateActiveDisplaySurfaces();
pdx::Status<BorrowedNativeBufferHandle> SetupNamedBuffer(
- const std::string& name, size_t size, int producer_usage,
- int consumer_usage);
+ const std::string& name, size_t size, uint64_t usage);
template <class A>
- void ForEachDisplaySurface(A action) const {
- ForEachChannel([action](const ChannelIterator::value_type& pair) mutable {
- auto surface = std::static_pointer_cast<SurfaceChannel>(pair.second);
- if (surface->type() == SurfaceTypeEnum::Normal)
- action(std::static_pointer_cast<DisplaySurface>(surface));
+ void ForEachDisplaySurface(SurfaceType surface_type, A action) const {
+ ForEachChannel([surface_type,
+ action](const ChannelIterator::value_type& pair) mutable {
+ auto surface = std::static_pointer_cast<DisplaySurface>(pair.second);
+ if (surface->surface_type() == surface_type)
+ action(surface);
});
}
@@ -76,22 +77,30 @@
friend class VrDisplayStateService;
- DisplayService();
- DisplayService(android::Hwc2::Composer* hidl);
+ using RequestDisplayCallback = std::function<void(bool)>;
- SystemDisplayMetrics OnGetMetrics(pdx::Message& message);
- int OnCreateSurface(pdx::Message& message, int width, int height, int format,
- int usage, DisplaySurfaceFlags flags);
+ DisplayService(android::Hwc2::Composer* hidl,
+ RequestDisplayCallback request_display_callback);
- DisplayRPC::ByteBuffer OnGetEdsCapture(pdx::Message& message);
-
- void OnSetViewerParams(pdx::Message& message,
- const ViewerParams& view_params);
pdx::Status<BorrowedNativeBufferHandle> OnGetNamedBuffer(
pdx::Message& message, const std::string& name);
+ pdx::Status<display::Metrics> OnGetMetrics(pdx::Message& message);
+ pdx::Status<display::SurfaceInfo> OnCreateSurface(
+ pdx::Message& message, const display::SurfaceAttributes& attributes);
// Temporary query for current VR status. Will be removed later.
- int IsVrAppRunning(pdx::Message& message);
+ pdx::Status<bool> IsVrAppRunning(pdx::Message& message);
+
+ pdx::Status<void> AddEventHandler(int fd, int events,
+ EpollEventDispatcher::Handler handler) {
+ return dispatcher_.AddEventHandler(fd, events, handler);
+ }
+ pdx::Status<void> RemoveEventHandler(int fd) {
+ return dispatcher_.RemoveEventHandler(fd);
+ }
+
+ void SurfaceUpdated(SurfaceType surface_type,
+ display::SurfaceUpdateFlags update_flags);
// Called by DisplaySurface to signal that a surface property has changed and
// the display manager should be notified.
@@ -99,13 +108,15 @@
pdx::Status<void> HandleSurfaceMessage(pdx::Message& message);
- DisplayService(const DisplayService&) = delete;
- void operator=(const DisplayService&) = delete;
-
HardwareComposer hardware_composer_;
+ RequestDisplayCallback request_display_callback_;
+ EpollEventDispatcher dispatcher_;
DisplayConfigurationUpdateNotifier update_notifier_;
std::unordered_map<std::string, std::unique_ptr<IonBuffer>> named_buffers_;
+
+ DisplayService(const DisplayService&) = delete;
+ void operator=(const DisplayService&) = delete;
};
} // namespace dvr
diff --git a/libs/vr/libvrflinger/display_surface.cpp b/libs/vr/libvrflinger/display_surface.cpp
index a7220fe..fb2751b 100644
--- a/libs/vr/libvrflinger/display_surface.cpp
+++ b/libs/vr/libvrflinger/display_surface.cpp
@@ -1,16 +1,20 @@
#include "display_surface.h"
+#include <private/android_filesystem_config.h>
#include <utils/Trace.h>
-#include <private/dvr/platform_defines.h>
+#include <private/dvr/trusted_uids.h>
#include "display_service.h"
#include "hardware_composer.h"
#define LOCAL_TRACE 1
+using android::dvr::display::DisplayProtocol;
using android::pdx::BorrowedChannelHandle;
+using android::pdx::ErrorStatus;
using android::pdx::LocalChannelHandle;
+using android::pdx::LocalHandle;
using android::pdx::Message;
using android::pdx::RemoteChannelHandle;
using android::pdx::Status;
@@ -20,104 +24,320 @@
namespace android {
namespace dvr {
-DisplaySurface::DisplaySurface(DisplayService* service, int surface_id,
- int process_id, int width, int height,
- int format, int usage, int flags)
- : SurfaceChannel(service, surface_id, SurfaceTypeEnum::Normal,
- sizeof(DisplaySurfaceMetadata)),
+DisplaySurface::DisplaySurface(DisplayService* service,
+ SurfaceType surface_type, int surface_id,
+ int process_id, int user_id,
+ const display::SurfaceAttributes& attributes)
+ : service_(service),
+ surface_type_(surface_type),
+ surface_id_(surface_id),
process_id_(process_id),
- acquired_buffers_(kMaxPostedBuffers),
- video_mesh_surfaces_updated_(false),
- width_(width),
- height_(height),
- format_(format),
- usage_(usage),
- flags_(flags),
- client_visible_(false),
- client_z_order_(0),
- client_exclude_from_blur_(false),
- client_blur_behind_(false),
- manager_visible_(false),
- manager_z_order_(0),
- manager_blur_(0.0f),
- layer_order_(0),
- allocated_buffer_index_(0) {}
+ user_id_(user_id),
+ attributes_(attributes),
+ update_flags_(display::SurfaceUpdateFlags::NewSurface) {}
DisplaySurface::~DisplaySurface() {
ALOGD_IF(LOCAL_TRACE,
"DisplaySurface::~DisplaySurface: surface_id=%d process_id=%d",
- surface_id(), process_id_);
+ surface_id(), process_id());
}
-void DisplaySurface::ManagerSetVisible(bool visible) {
+Status<void> DisplaySurface::HandleMessage(pdx::Message& message) {
+ switch (message.GetOp()) {
+ case DisplayProtocol::SetAttributes::Opcode:
+ DispatchRemoteMethod<DisplayProtocol::SetAttributes>(
+ *this, &DisplaySurface::OnSetAttributes, message);
+ break;
+
+ case DisplayProtocol::GetSurfaceInfo::Opcode:
+ DispatchRemoteMethod<DisplayProtocol::GetSurfaceInfo>(
+ *this, &DisplaySurface::OnGetSurfaceInfo, message);
+ break;
+
+ case DisplayProtocol::CreateQueue::Opcode:
+ DispatchRemoteMethod<DisplayProtocol::CreateQueue>(
+ *this, &DisplaySurface::OnCreateQueue, message);
+ break;
+ }
+
+ return {};
+}
+
+Status<void> DisplaySurface::OnSetAttributes(
+ pdx::Message& /*message*/, const display::SurfaceAttributes& attributes) {
+ display::SurfaceUpdateFlags update_flags;
+
+ for (const auto& attribute : attributes) {
+ const auto& key = attribute.first;
+ const auto* variant = &attribute.second;
+ bool invalid_value = false;
+ bool visibility_changed = false;
+
+ // Catch attributes that have significance to the display service.
+ switch (key) {
+ case display::SurfaceAttribute::ZOrder:
+ invalid_value = !IfAnyOf<int32_t, int64_t, float>::Call(
+ variant, [&](const auto& value) {
+ if (z_order_ != value) {
+ visibility_changed = true;
+ z_order_ = value;
+ }
+ });
+ break;
+ case display::SurfaceAttribute::Visible:
+ invalid_value = !IfAnyOf<int32_t, int64_t, bool>::Call(
+ variant, [&](const auto& value) {
+ if (visible_ != value) {
+ visibility_changed = true;
+ visible_ = value;
+ }
+ });
+ break;
+ }
+
+ if (invalid_value) {
+ ALOGW(
+ "DisplaySurface::OnClientSetAttributes: Failed to set display "
+ "surface attribute '%d' because of incompatible type: %d",
+ key, variant->index());
+ } else {
+ // Only update the attribute map with valid values.
+ attributes_[attribute.first] = attribute.second;
+
+ // All attribute changes generate a notification, even if the value
+ // doesn't change. Visibility attributes set a flag only if the value
+ // changes.
+ update_flags.Set(display::SurfaceUpdateFlags::AttributesChanged);
+ if (visibility_changed)
+ update_flags.Set(display::SurfaceUpdateFlags::VisibilityChanged);
+ }
+ }
+
+ SurfaceUpdated(update_flags);
+ return {};
+}
+
+void DisplaySurface::SurfaceUpdated(display::SurfaceUpdateFlags update_flags) {
+ ALOGD_IF(TRACE,
+ "DisplaySurface::SurfaceUpdated: surface_id=%d update_flags=0x%x",
+ surface_id(), update_flags.value());
+
+ update_flags_.Set(update_flags);
+ service()->SurfaceUpdated(surface_type(), update_flags_);
+}
+
+void DisplaySurface::ClearUpdate() {
+ ALOGD_IF(TRACE, "DisplaySurface::ClearUpdate: surface_id=%d", surface_id());
+ update_flags_ = display::SurfaceUpdateFlags::None;
+}
+
+Status<display::SurfaceInfo> DisplaySurface::OnGetSurfaceInfo(
+ Message& /*message*/) {
+ ALOGD_IF(
+ TRACE,
+ "DisplaySurface::OnGetSurfaceInfo: surface_id=%d visible=%d z_order=%d",
+ surface_id(), visible(), z_order());
+ return {{surface_id(), visible(), z_order()}};
+}
+
+Status<void> DisplaySurface::RegisterQueue(
+ const std::shared_ptr<ConsumerQueue>& consumer_queue) {
+ ALOGD_IF(TRACE, "DisplaySurface::RegisterQueue: surface_id=%d queue_id=%d",
+ surface_id(), consumer_queue->id());
+ // Capture references for the lambda to work around apparent clang bug.
+ // TODO(eieio): Figure out if there is a clang bug or C++11 ambiguity when
+ // capturing self and consumer_queue by copy in the following case:
+ // auto self = Self();
+ // [self, consumer_queue](int events) {
+ // self->OnQueueEvent(consuemr_queue, events); }
+ //
+ struct State {
+ std::shared_ptr<DisplaySurface> surface;
+ std::shared_ptr<ConsumerQueue> queue;
+ };
+ State state{Self(), consumer_queue};
+
+ return service()->AddEventHandler(
+ consumer_queue->queue_fd(), EPOLLIN | EPOLLHUP | EPOLLET,
+ [state](int events) {
+ state.surface->OnQueueEvent(state.queue, events);
+ });
+}
+
+Status<void> DisplaySurface::UnregisterQueue(
+ const std::shared_ptr<ConsumerQueue>& consumer_queue) {
+ ALOGD_IF(TRACE, "DisplaySurface::UnregisterQueue: surface_id=%d queue_id=%d",
+ surface_id(), consumer_queue->id());
+ return service()->RemoveEventHandler(consumer_queue->queue_fd());
+}
+
+void DisplaySurface::OnQueueEvent(
+ const std::shared_ptr<ConsumerQueue>& /*consumer_queue*/, int /*events*/) {
+ ALOGE(
+ "DisplaySurface::OnQueueEvent: ERROR base virtual method should not be "
+ "called!!!");
+}
+
+std::shared_ptr<ConsumerQueue> ApplicationDisplaySurface::GetQueue(
+ int32_t queue_id) {
+ ALOGD_IF(TRACE,
+ "ApplicationDisplaySurface::GetQueue: surface_id=%d queue_id=%d",
+ surface_id(), queue_id);
+
+ auto search = consumer_queues_.find(queue_id);
+ if (search != consumer_queues_.end())
+ return search->second;
+ else
+ return nullptr;
+}
+
+std::vector<int32_t> ApplicationDisplaySurface::GetQueueIds() const {
+ std::vector<int32_t> queue_ids;
+ for (const auto& entry : consumer_queues_)
+ queue_ids.push_back(entry.first);
+ return queue_ids;
+}
+
+Status<LocalChannelHandle> ApplicationDisplaySurface::OnCreateQueue(
+ Message& /*message*/, size_t meta_size_bytes) {
+ ATRACE_NAME("ApplicationDisplaySurface::OnCreateQueue");
+ ALOGD_IF(TRACE,
+ "ApplicationDisplaySurface::OnCreateQueue: surface_id=%d, "
+ "meta_size_bytes=%zu",
+ surface_id(), meta_size_bytes);
+
std::lock_guard<std::mutex> autolock(lock_);
- manager_visible_ = visible;
-}
-
-void DisplaySurface::ManagerSetZOrder(int z_order) {
- std::lock_guard<std::mutex> autolock(lock_);
- manager_z_order_ = z_order;
-}
-
-void DisplaySurface::ManagerSetBlur(float blur) {
- std::lock_guard<std::mutex> autolock(lock_);
- manager_blur_ = blur;
-}
-
-void DisplaySurface::ClientSetVisible(bool visible) {
- std::lock_guard<std::mutex> autolock(lock_);
- client_visible_ = visible;
-}
-
-void DisplaySurface::ClientSetZOrder(int z_order) {
- std::lock_guard<std::mutex> autolock(lock_);
- client_z_order_ = z_order;
-}
-
-void DisplaySurface::ClientSetExcludeFromBlur(bool exclude_from_blur) {
- std::lock_guard<std::mutex> autolock(lock_);
- client_exclude_from_blur_ = exclude_from_blur;
-}
-
-void DisplaySurface::ClientSetBlurBehind(bool blur_behind) {
- std::lock_guard<std::mutex> autolock(lock_);
- client_blur_behind_ = blur_behind;
-}
-
-void DisplaySurface::DequeueBuffersLocked() {
- if (consumer_queue_ == nullptr) {
+ auto producer = ProducerQueue::Create(meta_size_bytes);
+ if (!producer) {
ALOGE(
- "DisplaySurface::DequeueBuffersLocked: Consumer queue is not "
+ "ApplicationDisplaySurface::OnCreateQueue: Failed to create producer "
+ "queue!");
+ return ErrorStatus(ENOMEM);
+ }
+
+ std::shared_ptr<ConsumerQueue> consumer =
+ producer->CreateSilentConsumerQueue();
+ auto status = RegisterQueue(consumer);
+ if (!status) {
+ ALOGE(
+ "ApplicationDisplaySurface::OnCreateQueue: Failed to register consumer "
+ "queue: %s",
+ status.GetErrorMessage().c_str());
+ return status.error_status();
+ }
+
+ consumer_queues_[consumer->id()] = std::move(consumer);
+
+ SurfaceUpdated(display::SurfaceUpdateFlags::BuffersChanged);
+ return std::move(producer->GetChannelHandle());
+}
+
+void ApplicationDisplaySurface::OnQueueEvent(
+ const std::shared_ptr<ConsumerQueue>& consumer_queue, int events) {
+ ALOGD_IF(TRACE,
+ "ApplicationDisplaySurface::OnQueueEvent: queue_id=%d events=%x",
+ consumer_queue->id(), events);
+
+ // Always give the queue a chance to handle its internal bookkeeping.
+ consumer_queue->HandleQueueEvents();
+
+ // Check for hangup and remove a queue that is no longer needed.
+ std::lock_guard<std::mutex> autolock(lock_);
+ if (consumer_queue->hung_up()) {
+ ALOGD_IF(TRACE, "ApplicationDisplaySurface::OnQueueEvent: Removing queue.");
+ UnregisterQueue(consumer_queue);
+ auto search = consumer_queues_.find(consumer_queue->id());
+ if (search != consumer_queues_.end()) {
+ consumer_queues_.erase(search);
+ } else {
+ ALOGE(
+ "ApplicationDisplaySurface::OnQueueEvent: Failed to find queue_id=%d",
+ consumer_queue->id());
+ }
+ SurfaceUpdated(display::SurfaceUpdateFlags::BuffersChanged);
+ }
+}
+
+Status<LocalChannelHandle> DirectDisplaySurface::OnCreateQueue(
+ Message& /*message*/, size_t meta_size_bytes) {
+ ATRACE_NAME("DirectDisplaySurface::OnCreateQueue");
+ ALOGD_IF(
+ TRACE,
+ "DirectDisplaySurface::OnCreateQueue: surface_id=%d meta_size_bytes=%zu",
+ surface_id(), meta_size_bytes);
+
+ std::lock_guard<std::mutex> autolock(lock_);
+ if (!direct_queue_) {
+ auto producer = ProducerQueue::Create(meta_size_bytes);
+ if (!producer) {
+ ALOGE(
+ "DirectDisplaySurface::OnCreateQueue: Failed to create producer "
+ "queue!");
+ return ErrorStatus(ENOMEM);
+ }
+
+ direct_queue_ = producer->CreateConsumerQueue();
+ auto status = RegisterQueue(direct_queue_);
+ if (!status) {
+ ALOGE(
+ "DirectDisplaySurface::OnCreateQueue: Failed to register consumer "
+ "queue: %s",
+ status.GetErrorMessage().c_str());
+ return status.error_status();
+ }
+
+ return std::move(producer->GetChannelHandle());
+ } else {
+ return ErrorStatus(EALREADY);
+ }
+}
+
+void DirectDisplaySurface::OnQueueEvent(
+ const std::shared_ptr<ConsumerQueue>& consumer_queue, int events) {
+ ALOGD_IF(TRACE, "DirectDisplaySurface::OnQueueEvent: queue_id=%d events=%x",
+ consumer_queue->id(), events);
+
+ // Always give the queue a chance to handle its internal bookkeeping.
+ consumer_queue->HandleQueueEvents();
+
+ // Check for hangup and remove a queue that is no longer needed.
+ std::lock_guard<std::mutex> autolock(lock_);
+ if (consumer_queue->hung_up()) {
+ ALOGD_IF(TRACE, "DirectDisplaySurface::OnQueueEvent: Removing queue.");
+ UnregisterQueue(consumer_queue);
+ direct_queue_ = nullptr;
+ }
+}
+
+void DirectDisplaySurface::DequeueBuffersLocked() {
+ if (direct_queue_ == nullptr) {
+ ALOGE(
+ "DirectDisplaySurface::DequeueBuffersLocked: Consumer queue is not "
"initialized.");
return;
}
- size_t slot;
- uint64_t sequence;
while (true) {
LocalHandle acquire_fence;
- auto buffer_consumer =
- consumer_queue_->Dequeue(0, &slot, &sequence, &acquire_fence);
- if (!buffer_consumer) {
- ALOGD_IF(TRACE,
- "DisplaySurface::DequeueBuffersLocked: We have dequeued all "
- "available buffers.");
+ size_t slot;
+ auto buffer_status = direct_queue_->Dequeue(0, &slot, &acquire_fence);
+ if (!buffer_status) {
+ ALOGD_IF(
+ TRACE && buffer_status.error() == ETIMEDOUT,
+ "DirectDisplaySurface::DequeueBuffersLocked: All buffers dequeued.");
+ ALOGE_IF(buffer_status.error() != ETIMEDOUT,
+ "DirectDisplaySurface::DequeueBuffersLocked: Failed to dequeue "
+ "buffer: %s",
+ buffer_status.GetErrorMessage().c_str());
return;
}
+ auto buffer_consumer = buffer_status.take();
- // Save buffer index, associated with the buffer id so that it can be looked
- // up later.
- int buffer_id = buffer_consumer->id();
- if (buffer_id_to_index_.find(buffer_id) == buffer_id_to_index_.end()) {
- buffer_id_to_index_[buffer_id] = allocated_buffer_index_;
- ++allocated_buffer_index_;
- }
-
- if (!IsVisible()) {
+ if (!visible()) {
ATRACE_NAME("DropFrameOnInvisibleSurface");
ALOGD_IF(TRACE,
- "DisplaySurface::DequeueBuffersLocked: Discarding buffer_id=%d "
- "on invisible surface.",
+ "DirectDisplaySurface::DequeueBuffersLocked: Discarding "
+ "buffer_id=%d on invisible surface.",
buffer_consumer->id());
buffer_consumer->Discard();
continue;
@@ -125,34 +345,34 @@
if (acquired_buffers_.IsFull()) {
ALOGE(
- "DisplaySurface::DequeueBuffersLocked: Posted buffers full, "
+ "DirectDisplaySurface::DequeueBuffersLocked: Posted buffers full, "
"overwriting.");
acquired_buffers_.PopBack();
}
acquired_buffers_.Append(
- AcquiredBuffer(buffer_consumer, std::move(acquire_fence), sequence));
+ AcquiredBuffer(buffer_consumer, std::move(acquire_fence)));
}
}
-AcquiredBuffer DisplaySurface::AcquireCurrentBuffer() {
+AcquiredBuffer DirectDisplaySurface::AcquireCurrentBuffer() {
std::lock_guard<std::mutex> autolock(lock_);
DequeueBuffersLocked();
if (acquired_buffers_.IsEmpty()) {
ALOGE(
- "DisplaySurface::AcquireCurrentBuffer: attempt to acquire buffer when "
- "none are posted.");
+ "DirectDisplaySurface::AcquireCurrentBuffer: attempt to acquire buffer "
+ "when none are posted.");
return AcquiredBuffer();
}
AcquiredBuffer buffer = std::move(acquired_buffers_.Front());
acquired_buffers_.PopFront();
- ALOGD_IF(TRACE, "DisplaySurface::AcquireCurrentBuffer: buffer: %p",
+ ALOGD_IF(TRACE, "DirectDisplaySurface::AcquireCurrentBuffer: buffer: %p",
buffer.buffer().get());
return buffer;
}
-AcquiredBuffer DisplaySurface::AcquireNewestAvailableBuffer(
+AcquiredBuffer DirectDisplaySurface::AcquireNewestAvailableBuffer(
AcquiredBuffer* skipped_buffer) {
std::lock_guard<std::mutex> autolock(lock_);
DequeueBuffersLocked();
@@ -175,23 +395,13 @@
if (frames == 2)
break;
}
- ALOGD_IF(TRACE, "DisplaySurface::AcquireNewestAvailableBuffer: buffer: %p",
+ ALOGD_IF(TRACE,
+ "DirectDisplaySurface::AcquireNewestAvailableBuffer: buffer: %p",
buffer.buffer().get());
return buffer;
}
-uint32_t DisplaySurface::GetRenderBufferIndex(int buffer_id) {
- std::lock_guard<std::mutex> autolock(lock_);
-
- if (buffer_id_to_index_.find(buffer_id) == buffer_id_to_index_.end()) {
- ALOGW("DisplaySurface::GetRenderBufferIndex: unknown buffer_id %d.",
- buffer_id);
- return 0;
- }
- return buffer_id_to_index_[buffer_id];
-}
-
-bool DisplaySurface::IsBufferAvailable() {
+bool DirectDisplaySurface::IsBufferAvailable() {
std::lock_guard<std::mutex> autolock(lock_);
DequeueBuffersLocked();
@@ -199,158 +409,48 @@
acquired_buffers_.Front().IsAvailable();
}
-bool DisplaySurface::IsBufferPosted() {
+bool DirectDisplaySurface::IsBufferPosted() {
std::lock_guard<std::mutex> autolock(lock_);
DequeueBuffersLocked();
return !acquired_buffers_.IsEmpty();
}
-pdx::Status<void> DisplaySurface::HandleMessage(pdx::Message& message) {
- switch (message.GetOp()) {
- case DisplayRPC::SetAttributes::Opcode:
- DispatchRemoteMethod<DisplayRPC::SetAttributes>(
- *this, &DisplaySurface::OnClientSetAttributes, message);
- break;
-
- case DisplayRPC::CreateBufferQueue::Opcode:
- DispatchRemoteMethod<DisplayRPC::CreateBufferQueue>(
- *this, &DisplaySurface::OnCreateBufferQueue, message);
- break;
-
- case DisplayRPC::CreateVideoMeshSurface::Opcode:
- DispatchRemoteMethod<DisplayRPC::CreateVideoMeshSurface>(
- *this, &DisplaySurface::OnCreateVideoMeshSurface, message);
- break;
-
- default:
- return SurfaceChannel::HandleMessage(message);
- }
-
- return {};
-}
-
-int DisplaySurface::OnClientSetAttributes(
- pdx::Message& /*message*/, const DisplaySurfaceAttributes& attributes) {
- for (const auto& attribute : attributes) {
- const auto& key = attribute.first;
- const auto* variant = &attribute.second;
- bool invalid_value = false;
- switch (key) {
- case DisplaySurfaceAttributeEnum::ZOrder:
- invalid_value = !IfAnyOf<int32_t, int64_t, float>::Call(
- variant, [this](const auto& value) {
- DisplaySurface::ClientSetZOrder(value);
- });
- break;
- case DisplaySurfaceAttributeEnum::Visible:
- invalid_value = !IfAnyOf<int32_t, int64_t, bool>::Call(
- variant, [this](const auto& value) {
- DisplaySurface::ClientSetVisible(value);
- });
- break;
- case DisplaySurfaceAttributeEnum::ExcludeFromBlur:
- invalid_value = !IfAnyOf<int32_t, int64_t, bool>::Call(
- variant, [this](const auto& value) {
- DisplaySurface::ClientSetExcludeFromBlur(value);
- });
- break;
- case DisplaySurfaceAttributeEnum::BlurBehind:
- invalid_value = !IfAnyOf<int32_t, int64_t, bool>::Call(
- variant, [this](const auto& value) {
- DisplaySurface::ClientSetBlurBehind(value);
- });
- break;
- default:
- ALOGW(
- "DisplaySurface::OnClientSetAttributes: Unrecognized attribute %d "
- "surface_id=%d",
- key, surface_id());
- break;
- }
-
- if (invalid_value) {
- ALOGW(
- "DisplaySurface::OnClientSetAttributes: Failed to set display "
- "surface attribute '%s' because of incompatible type: %d",
- DisplaySurfaceAttributeEnum::ToString(key).c_str(), variant->index());
+Status<std::shared_ptr<DisplaySurface>> DisplaySurface::Create(
+ DisplayService* service, int surface_id, int process_id, int user_id,
+ const display::SurfaceAttributes& attributes) {
+ bool direct = false;
+ auto search = attributes.find(display::SurfaceAttribute::Direct);
+ if (search != attributes.end()) {
+ if (!IfAnyOf<int32_t, int64_t, bool, float>::Get(&search->second,
+ &direct)) {
+ ALOGE(
+ "DisplaySurface::Create: Invalid type for SurfaceAttribute::Direct!");
+ return ErrorStatus(EINVAL);
}
}
- service()->NotifyDisplayConfigurationUpdate();
- return 0;
-}
+ ALOGD_IF(TRACE,
+ "DisplaySurface::Create: surface_id=%d process_id=%d user_id=%d "
+ "direct=%d",
+ surface_id, process_id, user_id, direct);
-LocalChannelHandle DisplaySurface::OnCreateBufferQueue(Message& message) {
- ATRACE_NAME("DisplaySurface::OnCreateBufferQueue");
-
- if (consumer_queue_ != nullptr) {
- ALOGE(
- "DisplaySurface::OnCreateBufferQueue: A ProdcuerQueue has already been "
- "created and transported to DisplayClient.");
- REPLY_ERROR_RETURN(message, EALREADY, {});
- }
-
- auto producer = ProducerQueue::Create<uint64_t>();
- consumer_queue_ = producer->CreateConsumerQueue();
-
- return std::move(producer->GetChannelHandle());
-}
-
-RemoteChannelHandle DisplaySurface::OnCreateVideoMeshSurface(
- pdx::Message& message) {
- if (flags_ & DVR_DISPLAY_SURFACE_FLAGS_DISABLE_SYSTEM_DISTORTION) {
- ALOGE(
- "DisplaySurface::OnCreateVideoMeshSurface: system distortion is "
- "disabled on this display surface, cannot create VideoMeshSurface on "
- "top of it.");
- REPLY_ERROR_RETURN(message, EINVAL, {});
- }
-
- int channel_id;
- auto status = message.PushChannel(0, nullptr, &channel_id);
- if (!status) {
- ALOGE(
- "DisplaySurface::OnCreateVideoMeshSurface: failed to push channel: %s",
- status.GetErrorMessage().c_str());
- REPLY_ERROR_RETURN(message, status.error(), {});
- }
-
- auto surface = std::make_shared<VideoMeshSurface>(service(), channel_id);
- auto channel_status = service()->SetChannel(channel_id, surface);
- if (!channel_status) {
- ALOGE(
- "DisplaySurface::OnCreateVideoMeshSurface: failed to set new video "
- "mesh surface channel: %s",
- channel_status.GetErrorMessage().c_str());
- REPLY_ERROR_RETURN(message, channel_status.error(), {});
- }
-
- {
- std::lock_guard<std::mutex> autolock(lock_);
- pending_video_mesh_surfaces_.push_back(surface);
- video_mesh_surfaces_updated_ = true;
- }
-
- return status.take();
-}
-
-std::vector<std::shared_ptr<VideoMeshSurface>>
-DisplaySurface::GetVideoMeshSurfaces() {
- std::lock_guard<std::mutex> autolock(lock_);
- std::vector<std::shared_ptr<VideoMeshSurface>> surfaces;
-
- for (auto& surface : pending_video_mesh_surfaces_) {
- if (auto video_surface = surface.lock()) {
- surfaces.push_back(video_surface);
+ if (direct) {
+ const bool trusted = user_id == AID_ROOT || IsTrustedUid(user_id);
+ if (trusted) {
+ return {std::shared_ptr<DisplaySurface>{new DirectDisplaySurface(
+ service, surface_id, process_id, user_id, attributes)}};
} else {
- ALOGE("Unable to lock video mesh surface.");
+ ALOGE(
+ "DisplaySurface::Create: Direct surfaces may only be created by "
+ "trusted UIDs: user_id=%d",
+ user_id);
+ return ErrorStatus(EPERM);
}
+ } else {
+ return {std::shared_ptr<DisplaySurface>{new ApplicationDisplaySurface(
+ service, surface_id, process_id, user_id, attributes)}};
}
-
- pending_video_mesh_surfaces_.clear();
- video_mesh_surfaces_updated_ = false;
- return surfaces;
}
} // namespace dvr
diff --git a/libs/vr/libvrflinger/display_surface.h b/libs/vr/libvrflinger/display_surface.h
index 2e4cf75..c456b10 100644
--- a/libs/vr/libvrflinger/display_surface.h
+++ b/libs/vr/libvrflinger/display_surface.h
@@ -3,7 +3,8 @@
#include <pdx/file_handle.h>
#include <pdx/service.h>
-#include <private/dvr/display_rpc.h>
+#include <private/dvr/buffer_hub_queue_client.h>
+#include <private/dvr/display_protocol.h>
#include <private/dvr/ring_buffer.h>
#include <functional>
@@ -13,54 +14,136 @@
#include <vector>
#include "acquired_buffer.h"
-#include "surface_channel.h"
-#include "video_mesh_surface.h"
namespace android {
namespace dvr {
class DisplayService;
-// DisplaySurface is the service-side notion of a client display context. It is
-// responsible for managing display buffer format, geometry, and state, and
-// maintains the buffer consumers connected to the client.
-class DisplaySurface : public SurfaceChannel {
+enum class SurfaceType {
+ Direct,
+ Application,
+};
+
+class DisplaySurface : public pdx::Channel {
public:
- DisplaySurface(DisplayService* service, int surface_id, int process_id,
- int width, int height, int format, int usage, int flags);
+ static pdx::Status<std::shared_ptr<DisplaySurface>> Create(
+ DisplayService* service, int surface_id, int process_id, int user_id,
+ const display::SurfaceAttributes& attributes);
+
~DisplaySurface() override;
+ DisplayService* service() const { return service_; }
+ SurfaceType surface_type() const { return surface_type_; }
+ int surface_id() const { return surface_id_; }
int process_id() const { return process_id_; }
- int width() const { return width_; }
- int height() const { return height_; }
- int format() const { return format_; }
- int usage() const { return usage_; }
- int flags() const { return flags_; }
+ int user_id() const { return user_id_; }
- bool client_visible() const { return client_visible_; }
- int client_z_order() const { return client_z_order_; }
- bool client_exclude_from_blur() const { return client_exclude_from_blur_; }
- bool client_blur_behind() const { return client_blur_behind_; }
+ bool visible() const { return visible_; }
+ int z_order() const { return z_order_; }
- bool manager_visible() const { return manager_visible_; }
- int manager_z_order() const { return manager_z_order_; }
- float manager_blur() const { return manager_blur_; }
+ const display::SurfaceAttributes& attributes() const { return attributes_; }
+ display::SurfaceUpdateFlags update_flags() const { return update_flags_; }
- bool video_mesh_surfaces_updated() const {
- return video_mesh_surfaces_updated_;
+ virtual std::vector<int32_t> GetQueueIds() const { return {}; }
+
+ bool IsUpdatePending() const {
+ return update_flags_.value() != display::SurfaceUpdateFlags::None;
}
- volatile const DisplaySurfaceMetadata* GetMetadataBufferPtr() {
- if (EnsureMetadataBuffer()) {
- void* addr = nullptr;
- metadata_buffer_->GetBlobReadWritePointer(metadata_size(), &addr);
- return static_cast<const volatile DisplaySurfaceMetadata*>(addr);
- } else {
- return nullptr;
- }
+ protected:
+ DisplaySurface(DisplayService* service, SurfaceType surface_type,
+ int surface_id, int process_id, int user_id,
+ const display::SurfaceAttributes& attributes);
+
+ // Utility to retrieve a shared pointer to this channel as the desired derived
+ // type.
+ template <
+ typename T = DisplaySurface,
+ typename = std::enable_if_t<std::is_base_of<DisplaySurface, T>::value>>
+ std::shared_ptr<T> Self() {
+ return std::static_pointer_cast<T>(shared_from_this());
}
- uint32_t GetRenderBufferIndex(int buffer_id);
+ virtual pdx::Status<pdx::LocalChannelHandle> OnCreateQueue(
+ pdx::Message& message, size_t meta_size_bytes) = 0;
+
+ // Registers a consumer queue with the event dispatcher in DisplayService. The
+ // OnQueueEvent callback below is called to handle queue events.
+ pdx::Status<void> RegisterQueue(
+ const std::shared_ptr<ConsumerQueue>& consumer_queue);
+ pdx::Status<void> UnregisterQueue(
+ const std::shared_ptr<ConsumerQueue>& consumer_queue);
+
+ // Called by the event dispatcher in DisplayService when a registered queue
+ // event triggers. Executes on the event dispatcher thread.
+ virtual void OnQueueEvent(
+ const std::shared_ptr<ConsumerQueue>& consumer_queue, int events);
+
+ void SurfaceUpdated(display::SurfaceUpdateFlags update_flags);
+ void ClearUpdate();
+
+ // Synchronizes access to mutable state below between message dispatch thread
+ // and frame post thread.
+ mutable std::mutex lock_;
+
+ private:
+ friend class DisplayService;
+ friend class DisplayManagerService;
+
+ // Dispatches display surface messages to the appropriate handlers. This
+ // handler runs on the VrFlinger message dispatch thread.
+ pdx::Status<void> HandleMessage(pdx::Message& message);
+
+ pdx::Status<void> OnSetAttributes(
+ pdx::Message& message, const display::SurfaceAttributes& attributes);
+ pdx::Status<display::SurfaceInfo> OnGetSurfaceInfo(pdx::Message& message);
+
+ DisplayService* service_;
+ SurfaceType surface_type_;
+ int surface_id_;
+ int process_id_;
+ int user_id_;
+
+ display::SurfaceAttributes attributes_;
+ display::SurfaceUpdateFlags update_flags_ = display::SurfaceUpdateFlags::None;
+
+ // Subset of attributes that may be interpreted by the display service.
+ bool visible_ = false;
+ int z_order_ = 0;
+
+ DisplaySurface(const DisplaySurface&) = delete;
+ void operator=(const DisplaySurface&) = delete;
+};
+
+class ApplicationDisplaySurface : public DisplaySurface {
+ public:
+ ApplicationDisplaySurface(DisplayService* service, int surface_id,
+ int process_id, int user_id,
+ const display::SurfaceAttributes& attributes)
+ : DisplaySurface(service, SurfaceType::Application, surface_id,
+ process_id, user_id, attributes) {}
+
+ std::shared_ptr<ConsumerQueue> GetQueue(int32_t queue_id);
+ std::vector<int32_t> GetQueueIds() const override;
+
+ private:
+ pdx::Status<pdx::LocalChannelHandle> OnCreateQueue(
+ pdx::Message& message, size_t meta_size_bytes) override;
+ void OnQueueEvent(const std::shared_ptr<ConsumerQueue>& consumer_queue,
+ int events) override;
+
+ std::unordered_map<int32_t, std::shared_ptr<ConsumerQueue>> consumer_queues_;
+};
+
+class DirectDisplaySurface : public DisplaySurface {
+ public:
+ DirectDisplaySurface(DisplayService* service, int surface_id, int process_id,
+ int user_id,
+ const display::SurfaceAttributes& attributes)
+ : DisplaySurface(service, SurfaceType::Direct, surface_id, process_id,
+ user_id, attributes),
+ acquired_buffers_(kMaxPostedBuffers) {}
bool IsBufferAvailable();
bool IsBufferPosted();
AcquiredBuffer AcquireCurrentBuffer();
@@ -69,110 +152,31 @@
// skipped, it will be stored in skipped_buffer if non null.
AcquiredBuffer AcquireNewestAvailableBuffer(AcquiredBuffer* skipped_buffer);
- // Display manager interface to control visibility and z order.
- void ManagerSetVisible(bool visible);
- void ManagerSetZOrder(int z_order);
- void ManagerSetBlur(float blur);
-
- // A surface must be set visible by both the client and the display manager to
- // be visible on screen.
- bool IsVisible() const { return client_visible_ && manager_visible_; }
-
- // A surface is blurred if the display manager requests it.
- bool IsBlurred() const { return manager_blur_ > 0.0f; }
-
- // Set by HardwareComposer to the current logical layer order of this surface.
- void SetLayerOrder(int layer_order) { layer_order_ = layer_order; }
- // Gets the unique z-order index of this surface among other visible surfaces.
- // This is not the same as the hardware layer index, as not all display
- // surfaces map directly to hardware layers. Lower layer orders should be
- // composited underneath higher layer orders.
- int layer_order() const { return layer_order_; }
-
- // Lock all video mesh surfaces so that VideoMeshCompositor can access them.
- std::vector<std::shared_ptr<VideoMeshSurface>> GetVideoMeshSurfaces();
-
private:
- friend class DisplayService;
+ pdx::Status<pdx::LocalChannelHandle> OnCreateQueue(
+ pdx::Message& message, size_t meta_size_bytes) override;
+ void OnQueueEvent(const std::shared_ptr<ConsumerQueue>& consumer_queue,
+ int events) override;
// The capacity of the pending buffer queue. Should be enough to hold all the
// buffers of this DisplaySurface, although in practice only 1 or 2 frames
// will be pending at a time.
+ static constexpr int kSurfaceBufferMaxCount = 4;
+ static constexpr int kSurfaceViewMaxCount = 4;
static constexpr int kMaxPostedBuffers =
kSurfaceBufferMaxCount * kSurfaceViewMaxCount;
// Returns whether a frame is available without locking the mutex.
bool IsFrameAvailableNoLock() const;
- // Dispatches display surface messages to the appropriate handlers. This
- // handler runs on the displayd message dispatch thread.
- pdx::Status<void> HandleMessage(pdx::Message& message) override;
-
- // Sets display surface's client-controlled attributes.
- int OnClientSetAttributes(pdx::Message& message,
- const DisplaySurfaceAttributes& attributes);
-
- // Creates a BufferHubQueue associated with this surface and returns the PDX
- // handle of its producer side to the client.
- pdx::LocalChannelHandle OnCreateBufferQueue(pdx::Message& message);
-
- // Creates a video mesh surface associated with this surface and returns its
- // PDX handle to the client.
- pdx::RemoteChannelHandle OnCreateVideoMeshSurface(pdx::Message& message);
-
- // Client interface (called through IPC) to set visibility and z order.
- void ClientSetVisible(bool visible);
- void ClientSetZOrder(int z_order);
- void ClientSetExcludeFromBlur(bool exclude_from_blur);
- void ClientSetBlurBehind(bool blur_behind);
-
// Dequeue all available buffers from the consumer queue.
void DequeueBuffersLocked();
- DisplaySurface(const DisplaySurface&) = delete;
- void operator=(const DisplaySurface&) = delete;
-
- int process_id_;
-
- // Synchronizes access to mutable state below between message dispatch thread,
- // epoll event thread, and frame post thread.
- mutable std::mutex lock_;
-
- // The consumer end of a BufferHubQueue. VrFlinger allocates and controls the
- // buffer queue and pass producer end to the app and the consumer end to
- // compositor.
- // TODO(jwcai) Add support for multiple buffer queues per display surface.
- std::shared_ptr<ConsumerQueue> consumer_queue_;
-
// In a triple-buffered surface, up to kMaxPostedBuffers buffers may be
// posted and pending.
RingBuffer<AcquiredBuffer> acquired_buffers_;
- // Provides access to VideoMeshSurface. Here we don't want to increase
- // the reference count immediately on allocation, will leave it into
- // compositor's hand.
- std::vector<std::weak_ptr<VideoMeshSurface>> pending_video_mesh_surfaces_;
- volatile bool video_mesh_surfaces_updated_;
-
- // Surface parameters.
- int width_;
- int height_;
- int format_;
- int usage_;
- int flags_;
- bool client_visible_;
- int client_z_order_;
- bool client_exclude_from_blur_;
- bool client_blur_behind_;
- bool manager_visible_;
- int manager_z_order_;
- float manager_blur_;
- int layer_order_;
-
- // The monotonically increasing index for allocated buffers in this surface.
- uint32_t allocated_buffer_index_;
- // Maps from the buffer id to the corresponding allocated buffer index.
- std::unordered_map<int, uint32_t> buffer_id_to_index_;
+ std::shared_ptr<ConsumerQueue> direct_queue_;
};
} // namespace dvr
diff --git a/libs/vr/libvrflinger/epoll_event_dispatcher.cpp b/libs/vr/libvrflinger/epoll_event_dispatcher.cpp
new file mode 100644
index 0000000..06b69bb
--- /dev/null
+++ b/libs/vr/libvrflinger/epoll_event_dispatcher.cpp
@@ -0,0 +1,142 @@
+#include "epoll_event_dispatcher.h"
+
+#include <log/log.h>
+#include <sys/epoll.h>
+#include <sys/eventfd.h>
+#include <sys/prctl.h>
+
+#include <dvr/performance_client_api.h>
+
+namespace android {
+namespace dvr {
+
+EpollEventDispatcher::EpollEventDispatcher() {
+ epoll_fd_.Reset(epoll_create(64));
+ if (!epoll_fd_) {
+ ALOGE("Failed to create epoll fd: %s", strerror(errno));
+ return;
+ }
+
+ event_fd_.Reset(eventfd(0, EFD_CLOEXEC | EFD_NONBLOCK));
+ if (!event_fd_) {
+ ALOGE("Failed to create event for epolling: %s", strerror(errno));
+ return;
+ }
+
+ // Add watch for eventfd. This should only watch for EPOLLIN, which gets set
+ // when eventfd_write occurs. Use "this" as a unique sentinal value to
+ // identify events from the event fd.
+ epoll_event event = {.events = EPOLLIN, .data = {.ptr = this}};
+ if (epoll_ctl(epoll_fd_.Get(), EPOLL_CTL_ADD, event_fd_.Get(), &event) < 0) {
+ ALOGE("Failed to add eventfd to epoll set because: %s", strerror(errno));
+ return;
+ }
+
+ thread_ = std::thread(&EpollEventDispatcher::EventThread, this);
+}
+
+EpollEventDispatcher::~EpollEventDispatcher() { Stop(); }
+
+void EpollEventDispatcher::Stop() {
+ exit_thread_.store(true);
+ eventfd_write(event_fd_.Get(), 1);
+}
+
+pdx::Status<void> EpollEventDispatcher::AddEventHandler(int fd, int event_mask,
+ Handler handler) {
+ std::lock_guard<std::mutex> lock(lock_);
+
+ epoll_event event;
+ event.events = event_mask;
+ event.data.ptr = &(handlers_[fd] = handler);
+
+ ALOGD_IF(
+ TRACE,
+ "EpollEventDispatcher::AddEventHandler: fd=%d event_mask=0x%x handler=%p",
+ fd, event_mask, event.data.ptr);
+
+ if (epoll_ctl(epoll_fd_.Get(), EPOLL_CTL_ADD, fd, &event) < 0) {
+ const int error = errno;
+ ALOGE("Failed to add fd to epoll set because: %s", strerror(error));
+ return pdx::ErrorStatus(error);
+ } else {
+ return {};
+ }
+}
+
+pdx::Status<void> EpollEventDispatcher::RemoveEventHandler(int fd) {
+ ALOGD_IF(TRACE, "EpollEventDispatcher::RemoveEventHandler: fd=%d", fd);
+ std::lock_guard<std::mutex> lock(lock_);
+
+ epoll_event dummy; // See BUGS in man 2 epoll_ctl.
+ if (epoll_ctl(epoll_fd_.Get(), EPOLL_CTL_DEL, fd, &dummy) < 0) {
+ const int error = errno;
+ ALOGE("Failed to remove fd from epoll set because: %s", strerror(error));
+ return pdx::ErrorStatus(error);
+ }
+
+ // If the fd was valid above, add it to the list of ids to remove.
+ removed_handlers_.push_back(fd);
+
+ // Wake up the event thread to clean up.
+ eventfd_write(event_fd_.Get(), 1);
+
+ return {};
+}
+
+void EpollEventDispatcher::EventThread() {
+ prctl(PR_SET_NAME, reinterpret_cast<unsigned long>("VrEvent"), 0, 0, 0);
+
+ const int error = dvrSetSchedulerClass(0, "graphics");
+ LOG_ALWAYS_FATAL_IF(
+ error < 0,
+ "EpollEventDispatcher::EventThread: Failed to set scheduler class: %s",
+ strerror(-error));
+
+ const size_t kMaxNumEvents = 128;
+ epoll_event events[kMaxNumEvents];
+
+ while (!exit_thread_.load()) {
+ const int num_events = epoll_wait(epoll_fd_.Get(), events, kMaxNumEvents, -1);
+ if (num_events < 0 && errno != EINTR)
+ break;
+
+ ALOGD_IF(TRACE, "EpollEventDispatcher::EventThread: num_events=%d",
+ num_events);
+
+ for (int i = 0; i < num_events; i++) {
+ ALOGD_IF(
+ TRACE,
+ "EpollEventDispatcher::EventThread: event %d: handler=%p events=0x%x",
+ i, events[i].data.ptr, events[i].events);
+
+ if (events[i].data.ptr == this) {
+ // Clear pending event on event_fd_. Serialize the read with respect to
+ // writes from other threads.
+ std::lock_guard<std::mutex> lock(lock_);
+ eventfd_t value;
+ eventfd_read(event_fd_.Get(), &value);
+ } else {
+ auto handler = reinterpret_cast<Handler*>(events[i].data.ptr);
+ if (handler)
+ (*handler)(events[i].events);
+ }
+ }
+
+ // Remove any handlers that have been posted for removal. This is done here
+ // instead of in RemoveEventHandler() to prevent races between the dispatch
+ // thread and the code requesting the removal. Handlers are guaranteed to
+ // stay alive between exiting epoll_wait() and the dispatch loop above.
+ std::lock_guard<std::mutex> lock(lock_);
+ for (auto handler_fd : removed_handlers_) {
+ ALOGD_IF(TRACE,
+ "EpollEventDispatcher::EventThread: removing handler: fd=%d",
+ handler_fd);
+ handlers_.erase(handler_fd);
+ }
+ removed_handlers_.clear();
+ }
+}
+
+} // namespace dvr
+} // namespace android
diff --git a/libs/vr/libvrflinger/epoll_event_dispatcher.h b/libs/vr/libvrflinger/epoll_event_dispatcher.h
new file mode 100644
index 0000000..eb687f4
--- /dev/null
+++ b/libs/vr/libvrflinger/epoll_event_dispatcher.h
@@ -0,0 +1,63 @@
+#ifndef ANDROID_DVR_SERVICES_DISPLAYD_EPOLL_EVENT_DISPATCHER_H_
+#define ANDROID_DVR_SERVICES_DISPLAYD_EPOLL_EVENT_DISPATCHER_H_
+
+#include <sys/epoll.h>
+
+#include <atomic>
+#include <functional>
+#include <mutex>
+#include <thread>
+#include <unordered_map>
+#include <vector>
+
+#include <pdx/file_handle.h>
+#include <pdx/status.h>
+
+namespace android {
+namespace dvr {
+
+class EpollEventDispatcher {
+ public:
+ // Function type for event handlers. The handler receives a bitmask of the
+ // epoll events that occurred on the file descriptor associated with the
+ // handler.
+ using Handler = std::function<void(int)>;
+
+ EpollEventDispatcher();
+ ~EpollEventDispatcher();
+
+ // |handler| is called on the internal dispatch thread when |fd| is signaled
+ // by events in |event_mask|.
+ pdx::Status<void> AddEventHandler(int fd, int event_mask, Handler handler);
+ pdx::Status<void> RemoveEventHandler(int fd);
+
+ void Stop();
+
+ private:
+ void EventThread();
+
+ std::thread thread_;
+ std::atomic<bool> exit_thread_{false};
+
+ // Protects handlers_ and removed_handlers_ and serializes operations on
+ // epoll_fd_ and event_fd_.
+ std::mutex lock_;
+
+ // Maintains a map of fds to event handlers. This is primarily to keep any
+ // references alive that may be bound in the std::function instances. It is
+ // not used at dispatch time to avoid performance problems with different
+ // versions of std::unordered_map.
+ std::unordered_map<int, Handler> handlers_;
+
+ // List of fds to be removed from the map. The actual removal is performed
+ // by the event dispatch thread to avoid races.
+ std::vector<int> removed_handlers_;
+
+ pdx::LocalHandle epoll_fd_;
+ pdx::LocalHandle event_fd_;
+};
+
+} // namespace dvr
+} // namespace android
+
+#endif // ANDROID_DVR_SERVICES_DISPLAYD_EPOLL_EVENT_DISPATCHER_H_
diff --git a/libs/vr/libvrflinger/hardware_composer.cpp b/libs/vr/libvrflinger/hardware_composer.cpp
index bac9872..34474d9 100644
--- a/libs/vr/libvrflinger/hardware_composer.cpp
+++ b/libs/vr/libvrflinger/hardware_composer.cpp
@@ -1,9 +1,9 @@
#include "hardware_composer.h"
-#include <log/log.h>
#include <cutils/properties.h>
#include <cutils/sched_policy.h>
#include <fcntl.h>
+#include <log/log.h>
#include <poll.h>
#include <sync/sync.h>
#include <sys/eventfd.h>
@@ -11,23 +11,26 @@
#include <sys/resource.h>
#include <sys/system_properties.h>
#include <sys/timerfd.h>
+#include <time.h>
#include <unistd.h>
#include <utils/Trace.h>
#include <algorithm>
+#include <chrono>
#include <functional>
#include <map>
+#include <dvr/dvr_display_types.h>
#include <dvr/performance_client_api.h>
#include <private/dvr/clock_ns.h>
-#include <private/dvr/display_types.h>
+#include <private/dvr/ion_buffer.h>
#include <private/dvr/pose_client_internal.h>
-#include <private/dvr/sync_util.h>
-
-#include "debug_hud_data.h"
-#include "screenshot_service.h"
using android::pdx::LocalHandle;
+using android::pdx::rpc::EmptyVariant;
+using android::pdx::rpc::IfAnyOf;
+
+using namespace std::chrono_literals;
namespace android {
namespace dvr {
@@ -42,17 +45,8 @@
// display and the EDS timing coincides with zero pending fences, so this is 0.
constexpr int kAllowedPendingFenceCount = 0;
-// If we think we're going to miss vsync by more than this amount, skip the
-// frame.
-constexpr int64_t kFrameSkipThresholdNs = 4000000; // 4ms
-
-// Counter PostLayers() deficiency by requiring apps to produce a frame at least
-// 2.5ms before vsync. See b/28881672.
-constexpr int64_t kFrameTimeEstimateMin = 2500000; // 2.5ms
-
-constexpr size_t kDefaultDisplayConfigCount = 32;
-
-constexpr float kMetersPerInch = 0.0254f;
+// Offset before vsync to submit frames to hardware composer.
+constexpr int64_t kFramePostOffsetNs = 4000000; // 4ms
const char kBacklightBrightnessSysFile[] =
"/sys/class/leds/lcd-backlight/brightness";
@@ -66,23 +60,6 @@
const char kRightEyeOffsetProperty[] = "dvr.right_eye_offset_ns";
-// Returns our best guess for the time the compositor will spend rendering the
-// next frame.
-int64_t GuessFrameTime(int compositor_visible_layer_count) {
- // The cost of asynchronous EDS and lens warp is currently measured at 2.5ms
- // for one layer and 7ms for two layers, but guess a higher frame time to
- // account for CPU overhead. This guess is only used before we've measured the
- // actual time to render a frame for the current compositor configuration.
- switch (compositor_visible_layer_count) {
- case 0:
- return 500000; // .5ms
- case 1:
- return 5000000; // 5ms
- default:
- return 10500000; // 10.5ms
- }
-}
-
// Get time offset from a vsync to when the pose for that vsync should be
// predicted out to. For example, if scanout gets halfway through the frame
// at the halfway point between vsyncs, then this could be half the period.
@@ -93,44 +70,52 @@
return (vsync_period_ns * 150) / 100;
}
+// Attempts to set the scheduler class and partiton for the current thread.
+// Returns true on success or false on failure.
+bool SetThreadPolicy(const std::string& scheduler_class,
+ const std::string& partition) {
+ int error = dvrSetSchedulerClass(0, scheduler_class.c_str());
+ if (error < 0) {
+ ALOGE(
+ "SetThreadPolicy: Failed to set scheduler class \"%s\" for "
+ "thread_id=%d: %s",
+ scheduler_class.c_str(), gettid(), strerror(-error));
+ return false;
+ }
+ error = dvrSetCpuPartition(0, partition.c_str());
+ if (error < 0) {
+ ALOGE(
+ "SetThreadPolicy: Failed to set cpu partiton \"%s\" for thread_id=%d: "
+ "%s",
+ partition.c_str(), gettid(), strerror(-error));
+ return false;
+ }
+ return true;
+}
+
} // anonymous namespace
-HardwareComposer::HardwareComposer()
- : HardwareComposer(nullptr) {
-}
+// Layer static data.
+Hwc2::Composer* Layer::hwc2_hidl_;
+const HWCDisplayMetrics* Layer::display_metrics_;
-HardwareComposer::HardwareComposer(Hwc2::Composer* hwc2_hidl)
+// HardwareComposer static data;
+constexpr size_t HardwareComposer::kMaxHardwareLayers;
+
+HardwareComposer::HardwareComposer()
+ : HardwareComposer(nullptr, RequestDisplayCallback()) {}
+
+HardwareComposer::HardwareComposer(
+ Hwc2::Composer* hwc2_hidl, RequestDisplayCallback request_display_callback)
: initialized_(false),
hwc2_hidl_(hwc2_hidl),
- display_transform_(HWC_TRANSFORM_NONE),
- active_surfaces_updated_(false),
- active_layer_count_(0),
- gpu_layer_(nullptr),
- post_thread_enabled_(false),
- post_thread_running_(false),
- post_thread_quit_requested_(false),
- post_thread_interrupt_event_fd_(-1),
- backlight_brightness_fd_(-1),
- primary_display_vsync_event_fd_(-1),
- primary_display_wait_pp_fd_(-1),
- vsync_sleep_timer_fd_(-1),
- last_vsync_timestamp_(0),
- vsync_count_(0),
- frame_skip_count_(0),
- pose_client_(nullptr) {
- std::transform(layer_storage_.begin(), layer_storage_.end(), layers_.begin(),
- [](auto& layer) { return &layer; });
-
- callbacks_ = new ComposerCallback;
-}
+ request_display_callback_(request_display_callback),
+ callbacks_(new ComposerCallback) {}
HardwareComposer::~HardwareComposer(void) {
- std::unique_lock<std::mutex> lock(post_thread_mutex_);
- if (post_thread_.joinable()) {
- post_thread_quit_requested_ = true;
- post_thread_cond_var_.notify_all();
+ UpdatePostThreadState(PostThreadState::Quit, true);
+ if (post_thread_.joinable())
post_thread_.join();
- }
}
bool HardwareComposer::Initialize() {
@@ -139,25 +124,25 @@
return false;
}
- int32_t ret = HWC2_ERROR_NONE;
+ HWC::Error error = HWC::Error::None;
Hwc2::Config config;
- ret = (int32_t)hwc2_hidl_->getActiveConfig(HWC_DISPLAY_PRIMARY, &config);
+ error = hwc2_hidl_->getActiveConfig(HWC_DISPLAY_PRIMARY, &config);
- if (ret != HWC2_ERROR_NONE) {
+ if (error != HWC::Error::None) {
ALOGE("HardwareComposer: Failed to get current display config : %d",
config);
return false;
}
- ret =
+ error =
GetDisplayMetrics(HWC_DISPLAY_PRIMARY, config, &native_display_metrics_);
- if (ret != HWC2_ERROR_NONE) {
+ if (error != HWC::Error::None) {
ALOGE(
"HardwareComposer: Failed to get display attributes for current "
"configuration : %d",
- ret);
+ error.value);
return false;
}
@@ -173,10 +158,12 @@
display_transform_ = HWC_TRANSFORM_NONE;
display_metrics_ = native_display_metrics_;
- post_thread_interrupt_event_fd_.Reset(
- eventfd(0, EFD_CLOEXEC | EFD_NONBLOCK));
+ // Pass hwc instance and metrics to setup globals for Layer.
+ Layer::InitializeGlobals(hwc2_hidl_, &native_display_metrics_);
+
+ post_thread_event_fd_.Reset(eventfd(0, EFD_CLOEXEC | EFD_NONBLOCK));
LOG_ALWAYS_FATAL_IF(
- !post_thread_interrupt_event_fd_,
+ !post_thread_event_fd_,
"HardwareComposer: Failed to create interrupt event fd : %s",
strerror(errno));
@@ -188,61 +175,63 @@
}
void HardwareComposer::Enable() {
- std::lock_guard<std::mutex> lock(post_thread_mutex_);
- post_thread_enabled_ = true;
- post_thread_cond_var_.notify_all();
+ UpdatePostThreadState(PostThreadState::Suspended, false);
}
void HardwareComposer::Disable() {
- std::unique_lock<std::mutex> lock(post_thread_mutex_);
- post_thread_enabled_ = false;
- if (post_thread_running_) {
- // Write to the interrupt fd to get fast interrupt of the post thread
- int error = eventfd_write(post_thread_interrupt_event_fd_.Get(), 1);
- ALOGW_IF(error,
- "HardwareComposer::Disable: could not write post "
- "thread interrupt event fd : %s",
- strerror(errno));
-
- post_thread_cond_var_.wait(lock, [this] { return !post_thread_running_; });
-
- // Read the interrupt fd to clear its state
- uint64_t interrupt_count= 0;
- error = eventfd_read(post_thread_interrupt_event_fd_.Get(),
- &interrupt_count);
- ALOGW_IF(error,
- "HardwareComposer::Disable: could not read post "
- "thread interrupt event fd : %s",
- strerror(errno));
- }
+ UpdatePostThreadState(PostThreadState::Suspended, true);
}
-bool HardwareComposer::PostThreadHasWork() {
- return !display_surfaces_.empty() ||
- (active_surfaces_updated_ && !active_surfaces_.empty());
+// Update the post thread quiescent state based on idle and suspended inputs.
+void HardwareComposer::UpdatePostThreadState(PostThreadStateType state,
+ bool suspend) {
+ std::unique_lock<std::mutex> lock(post_thread_mutex_);
+
+ // Update the votes in the state variable before evaluating the effective
+ // quiescent state. Any bits set in post_thread_state_ indicate that the post
+ // thread should be suspended.
+ if (suspend) {
+ post_thread_state_ |= state;
+ } else {
+ post_thread_state_ &= ~state;
+ }
+
+ const bool quit = post_thread_state_ & PostThreadState::Quit;
+ const bool effective_suspend = post_thread_state_ != PostThreadState::Active;
+ if (quit) {
+ post_thread_quiescent_ = true;
+ eventfd_write(post_thread_event_fd_.Get(), 1);
+ post_thread_wait_.notify_one();
+ } else if (effective_suspend && !post_thread_quiescent_) {
+ post_thread_quiescent_ = true;
+ eventfd_write(post_thread_event_fd_.Get(), 1);
+ } else if (!effective_suspend && post_thread_quiescent_) {
+ post_thread_quiescent_ = false;
+ eventfd_t value;
+ eventfd_read(post_thread_event_fd_.Get(), &value);
+ post_thread_wait_.notify_one();
+ }
+
+ // Wait until the post thread is in the requested state.
+ post_thread_ready_.wait(lock, [this, effective_suspend] {
+ return effective_suspend != post_thread_resumed_;
+ });
}
void HardwareComposer::OnPostThreadResumed() {
- constexpr int format = HAL_PIXEL_FORMAT_RGBA_8888;
- constexpr int usage =
- GRALLOC_USAGE_HW_FB | GRALLOC_USAGE_HW_COMPOSER | GRALLOC_USAGE_HW_RENDER;
-
- framebuffer_target_ = std::make_shared<IonBuffer>(
- native_display_metrics_.width, native_display_metrics_.height, format,
- usage);
-
hwc2_hidl_->resetCommands();
- // Associate each Layer instance with a hardware composer layer.
- for (auto layer : layers_) {
- layer->Initialize(hwc2_hidl_.get(), &native_display_metrics_);
- }
-
// Connect to pose service.
pose_client_ = dvrPoseCreate();
ALOGE_IF(!pose_client_, "HardwareComposer: Failed to create pose client");
+ // HIDL HWC seems to have an internal race condition. If we submit a frame too
+ // soon after turning on VSync we don't get any VSync signals. Give poor HWC
+ // implementations a chance to enable VSync before we continue.
+ EnableVsync(false);
+ std::this_thread::sleep_for(100ms);
EnableVsync(true);
+ std::this_thread::sleep_for(100ms);
// TODO(skiazyk): We need to do something about accessing this directly,
// supposedly there is a backlight service on the way.
@@ -251,33 +240,18 @@
// control of the display back to surface flinger?
SetBacklightBrightness(255);
- // Initialize the GPU compositor.
- LOG_ALWAYS_FATAL_IF(!compositor_.Initialize(GetHmdDisplayMetrics()),
- "Failed to initialize the compositor");
-
// Trigger target-specific performance mode change.
property_set(kDvrPerformanceProperty, "performance");
}
void HardwareComposer::OnPostThreadPaused() {
retire_fence_fds_.clear();
- gpu_layer_ = nullptr;
-
- // We have to destroy the layers to fully clear hwc device state before
- // handing off back to surface flinger
- for (size_t i = 0; i < kMaxHardwareLayers; ++i) {
- layers_[i]->Reset();
- }
-
- active_layer_count_ = 0;
-
- framebuffer_target_.reset();
-
display_surfaces_.clear();
- compositor_surfaces_.clear();
- // Since we're clearing display_surfaces_ we'll need an update.
- active_surfaces_updated_ = true;
+ for (size_t i = 0; i < kMaxHardwareLayers; ++i) {
+ layers_[i].Reset();
+ }
+ active_layer_count_ = 0;
if (pose_client_) {
dvrPoseDestroy(pose_client_);
@@ -286,50 +260,24 @@
EnableVsync(false);
- frame_time_history_.ResetWithSeed(GuessFrameTime(0));
- frame_time_backlog_.clear();
-
- compositor_.Shutdown();
-
hwc2_hidl_->resetCommands();
// Trigger target-specific performance mode change.
property_set(kDvrPerformanceProperty, "idle");
}
-DisplayMetrics HardwareComposer::GetHmdDisplayMetrics() const {
- vec2i screen_size(display_metrics_.width, display_metrics_.height);
- DisplayOrientation orientation =
- (display_metrics_.width > display_metrics_.height
- ? DisplayOrientation::kLandscape
- : DisplayOrientation::kPortrait);
- float dpi_x = static_cast<float>(display_metrics_.dpi.x) / 1000.0f;
- float dpi_y = static_cast<float>(display_metrics_.dpi.y) / 1000.0f;
- float meters_per_pixel_x = kMetersPerInch / dpi_x;
- float meters_per_pixel_y = kMetersPerInch / dpi_y;
- vec2 meters_per_pixel(meters_per_pixel_x, meters_per_pixel_y);
- double frame_duration_s =
- static_cast<double>(display_metrics_.vsync_period_ns) / 1000000000.0;
- // TODO(hendrikw): Hard coding to 3mm. The Pixel is actually 4mm, but it
- // seems that their tray to lens distance is wrong too, which
- // offsets this, at least for the pixel.
- float border_size = 0.003f;
- return DisplayMetrics(screen_size, meters_per_pixel, border_size,
- static_cast<float>(frame_duration_s), orientation);
-}
-
-int32_t HardwareComposer::Validate(hwc2_display_t display) {
+HWC::Error HardwareComposer::Validate(hwc2_display_t display) {
uint32_t num_types;
uint32_t num_requests;
- int32_t error =
- (int32_t)hwc2_hidl_->validateDisplay(display, &num_types, &num_requests);
+ HWC::Error error =
+ hwc2_hidl_->validateDisplay(display, &num_types, &num_requests);
if (error == HWC2_ERROR_HAS_CHANGES) {
// TODO(skiazyk): We might need to inspect the requested changes first, but
// so far it seems like we shouldn't ever hit a bad state.
// error = hwc2_funcs_.accept_display_changes_fn_(hardware_composer_device_,
// display);
- error = (int32_t)hwc2_hidl_->acceptDisplayChanges(display);
+ error = hwc2_hidl_->acceptDisplayChanges(display);
}
return error;
@@ -342,13 +290,13 @@
: HWC2_VSYNC_DISABLE));
}
-int32_t HardwareComposer::Present(hwc2_display_t display) {
+HWC::Error HardwareComposer::Present(hwc2_display_t display) {
int32_t present_fence;
- int32_t error = (int32_t)hwc2_hidl_->presentDisplay(display, &present_fence);
+ HWC::Error error = hwc2_hidl_->presentDisplay(display, &present_fence);
// According to the documentation, this fence is signaled at the time of
// vsync/DMA for physical displays.
- if (error == HWC2_ERROR_NONE) {
+ if (error == HWC::Error::None) {
ATRACE_INT("HardwareComposer: VsyncFence", present_fence);
retire_fence_fds_.emplace_back(present_fence);
} else {
@@ -358,82 +306,81 @@
return error;
}
-int32_t HardwareComposer::GetDisplayAttribute(hwc2_display_t display,
- hwc2_config_t config,
- hwc2_attribute_t attribute,
- int32_t* out_value) const {
- return (int32_t)hwc2_hidl_->getDisplayAttribute(
+HWC::Error HardwareComposer::GetDisplayAttribute(hwc2_display_t display,
+ hwc2_config_t config,
+ hwc2_attribute_t attribute,
+ int32_t* out_value) const {
+ return hwc2_hidl_->getDisplayAttribute(
display, config, (Hwc2::IComposerClient::Attribute)attribute, out_value);
}
-int32_t HardwareComposer::GetDisplayMetrics(
+HWC::Error HardwareComposer::GetDisplayMetrics(
hwc2_display_t display, hwc2_config_t config,
HWCDisplayMetrics* out_metrics) const {
- int32_t ret = HWC2_ERROR_NONE;
+ HWC::Error error;
- ret = GetDisplayAttribute(display, config, HWC2_ATTRIBUTE_WIDTH,
- &out_metrics->width);
- if (ret != HWC2_ERROR_NONE) {
- ALOGE("HardwareComposer: Failed to get display width");
- return ret;
+ error = GetDisplayAttribute(display, config, HWC2_ATTRIBUTE_WIDTH,
+ &out_metrics->width);
+ if (error != HWC::Error::None) {
+ ALOGE(
+ "HardwareComposer::GetDisplayMetrics: Failed to get display width: %s",
+ error.to_string().c_str());
+ return error;
}
- ret = GetDisplayAttribute(display, config, HWC2_ATTRIBUTE_HEIGHT,
- &out_metrics->height);
- if (ret != HWC2_ERROR_NONE) {
- ALOGE("HardwareComposer: Failed to get display height");
- return ret;
+ error = GetDisplayAttribute(display, config, HWC2_ATTRIBUTE_HEIGHT,
+ &out_metrics->height);
+ if (error != HWC::Error::None) {
+ ALOGE(
+ "HardwareComposer::GetDisplayMetrics: Failed to get display height: %s",
+ error.to_string().c_str());
+ return error;
}
- ret = GetDisplayAttribute(display, config, HWC2_ATTRIBUTE_VSYNC_PERIOD,
- &out_metrics->vsync_period_ns);
- if (ret != HWC2_ERROR_NONE) {
- ALOGE("HardwareComposer: Failed to get display height");
- return ret;
+ error = GetDisplayAttribute(display, config, HWC2_ATTRIBUTE_VSYNC_PERIOD,
+ &out_metrics->vsync_period_ns);
+ if (error != HWC::Error::None) {
+ ALOGE(
+ "HardwareComposer::GetDisplayMetrics: Failed to get display height: %s",
+ error.to_string().c_str());
+ return error;
}
- ret = GetDisplayAttribute(display, config, HWC2_ATTRIBUTE_DPI_X,
- &out_metrics->dpi.x);
- if (ret != HWC2_ERROR_NONE) {
- ALOGE("HardwareComposer: Failed to get display DPI X");
- return ret;
+ error = GetDisplayAttribute(display, config, HWC2_ATTRIBUTE_DPI_X,
+ &out_metrics->dpi.x);
+ if (error != HWC::Error::None) {
+ ALOGE(
+ "HardwareComposer::GetDisplayMetrics: Failed to get display DPI X: %s",
+ error.to_string().c_str());
+ return error;
}
- ret = GetDisplayAttribute(display, config, HWC2_ATTRIBUTE_DPI_Y,
- &out_metrics->dpi.y);
- if (ret != HWC2_ERROR_NONE) {
- ALOGE("HardwareComposer: Failed to get display DPI Y");
- return ret;
+ error = GetDisplayAttribute(display, config, HWC2_ATTRIBUTE_DPI_Y,
+ &out_metrics->dpi.y);
+ if (error != HWC::Error::None) {
+ ALOGE(
+ "HardwareComposer::GetDisplayMetrics: Failed to get display DPI Y: %s",
+ error.to_string().c_str());
+ return error;
}
- return HWC2_ERROR_NONE;
+ return HWC::Error::None;
}
-void HardwareComposer::Dump(char* buffer, uint32_t* out_size) {
- std::string debug_str = hwc2_hidl_->dumpDebugInfo();
- ALOGI("%s", debug_str.c_str());
+std::string HardwareComposer::Dump() { return hwc2_hidl_->dumpDebugInfo(); }
- if (buffer == nullptr) {
- *out_size = debug_str.size();
- } else {
- std::copy(debug_str.begin(), debug_str.begin() + *out_size, buffer);
- }
-}
-
-// TODO(skiazyk): Figure out what to do with `is_geometry_changed`. There does
-// not seem to be any equivalent in the HWC2 API, but that doesn't mean its not
-// there.
-void HardwareComposer::PostLayers(bool /*is_geometry_changed*/) {
+void HardwareComposer::PostLayers() {
ATRACE_NAME("HardwareComposer::PostLayers");
// Setup the hardware composer layers with current buffers.
for (size_t i = 0; i < active_layer_count_; i++) {
- layers_[i]->Prepare();
+ layers_[i].Prepare();
}
- int32_t ret = Validate(HWC_DISPLAY_PRIMARY);
- if (ret) {
- ALOGE("HardwareComposer::Validate failed; ret=%d", ret);
+ HWC::Error error = Validate(HWC_DISPLAY_PRIMARY);
+ if (error != HWC::Error::None) {
+ ALOGE("HardwareComposer::PostLayers: Validate failed: %s",
+ error.to_string().c_str());
return;
}
@@ -462,7 +409,7 @@
retire_fence_fds_.size());
for (size_t i = 0; i < active_layer_count_; i++) {
- layers_[i]->Drop();
+ layers_[i].Drop();
}
return;
} else {
@@ -473,55 +420,71 @@
#if TRACE
for (size_t i = 0; i < active_layer_count_; i++)
- ALOGI("HardwareComposer::PostLayers: dl[%zu] ctype=0x%08x", i,
- layers_[i]->GetCompositionType());
+ ALOGI("HardwareComposer::PostLayers: layer=%zu composition=%s", i,
+ layers_[i].GetCompositionType().to_string().c_str());
#endif
- ret = Present(HWC_DISPLAY_PRIMARY);
- if (ret) {
- ALOGE("HardwareComposer::Present failed; ret=%d", ret);
+ error = Present(HWC_DISPLAY_PRIMARY);
+ if (error != HWC::Error::None) {
+ ALOGE("HardwareComposer::PostLayers: Present failed: %s",
+ error.to_string().c_str());
return;
}
std::vector<Hwc2::Layer> out_layers;
std::vector<int> out_fences;
- ret = (int32_t)hwc2_hidl_->getReleaseFences(HWC_DISPLAY_PRIMARY, &out_layers,
- &out_fences);
- uint32_t num_elements = out_layers.size();
-
- ALOGE_IF(ret, "HardwareComposer: GetReleaseFences failed; ret=%d", ret);
+ error = hwc2_hidl_->getReleaseFences(HWC_DISPLAY_PRIMARY, &out_layers,
+ &out_fences);
+ ALOGE_IF(error != HWC::Error::None,
+ "HardwareComposer::PostLayers: Failed to get release fences: %s",
+ error.to_string().c_str());
// Perform post-frame bookkeeping. Unused layers are a no-op.
+ uint32_t num_elements = out_layers.size();
for (size_t i = 0; i < num_elements; ++i) {
for (size_t j = 0; j < active_layer_count_; ++j) {
- if (layers_[j]->GetLayerHandle() == out_layers[i]) {
- layers_[j]->Finish(out_fences[i]);
+ if (layers_[j].GetLayerHandle() == out_layers[i]) {
+ layers_[j].Finish(out_fences[i]);
}
}
}
}
void HardwareComposer::SetDisplaySurfaces(
- std::vector<std::shared_ptr<DisplaySurface>> surfaces) {
+ std::vector<std::shared_ptr<DirectDisplaySurface>> surfaces) {
ALOGI("HardwareComposer::SetDisplaySurfaces: surface count=%zd",
surfaces.size());
- std::unique_lock<std::mutex> lock(post_thread_mutex_);
- active_surfaces_ = std::move(surfaces);
- active_surfaces_updated_ = true;
- if (post_thread_enabled_)
- post_thread_cond_var_.notify_all();
+ const bool display_idle = surfaces.size() == 0;
+ {
+ std::unique_lock<std::mutex> lock(post_thread_mutex_);
+ pending_surfaces_ = std::move(surfaces);
+ }
+
+ // Set idle state based on whether there are any surfaces to handle.
+ UpdatePostThreadState(PostThreadState::Idle, display_idle);
+
+ // XXX: TEMPORARY
+ // Request control of the display based on whether there are any surfaces to
+ // handle. This callback sets the post thread active state once the transition
+ // is complete in SurfaceFlinger.
+ // TODO(eieio): Unify the control signal used to move SurfaceFlinger into VR
+ // mode. Currently this is hooked up to persistent VR mode, but perhaps this
+ // makes more sense to control it from VrCore, which could in turn base its
+ // decision on persistent VR mode.
+ if (request_display_callback_)
+ request_display_callback_(!display_idle);
}
-int HardwareComposer::PostThreadPollInterruptible(int event_fd,
- int requested_events) {
+int HardwareComposer::PostThreadPollInterruptible(
+ const pdx::LocalHandle& event_fd, int requested_events) {
pollfd pfd[2] = {
{
- .fd = event_fd,
+ .fd = event_fd.Get(),
.events = static_cast<short>(requested_events),
.revents = 0,
},
{
- .fd = post_thread_interrupt_event_fd_.Get(),
+ .fd = post_thread_event_fd_.Get(),
.events = POLLPRI | POLLIN,
.revents = 0,
},
@@ -642,9 +605,8 @@
// TODO(eieio): This is pretty driver specific, this should be moved to a
// separate class eventually.
int HardwareComposer::BlockUntilVSync() {
- return PostThreadPollInterruptible(primary_display_vsync_event_fd_.Get(),
- // There will be a POLLPRI event on vsync
- POLLPRI);
+ // Vsync is signaled by POLLPRI on the fb vsync node.
+ return PostThreadPollInterruptible(primary_display_vsync_event_fd_, POLLPRI);
}
// Waits for the next vsync and returns the timestamp of the vsync event. If
@@ -683,7 +645,7 @@
// See how close we are to the next expected vsync. If we're within 1ms,
// sleep for 1ms and try again.
const int64_t ns_per_frame = display_metrics_.vsync_period_ns;
- const int64_t threshold_ns = 1000000;
+ const int64_t threshold_ns = 1000000; // 1ms
const int64_t next_vsync_est = last_vsync_timestamp_ + ns_per_frame;
const int64_t distance_to_vsync_est = next_vsync_est - GetSystemClockNs();
@@ -695,7 +657,7 @@
return error;
} else {
// Sleep for a short time (1 millisecond) before retrying.
- error = SleepUntil(GetSystemClockNs() + 1000000);
+ error = SleepUntil(GetSystemClockNs() + threshold_ns);
if (error < 0 || error == kPostThreadInterrupted)
return error;
}
@@ -717,24 +679,18 @@
return -error;
}
- return PostThreadPollInterruptible(timer_fd, POLLIN);
+ return PostThreadPollInterruptible(vsync_sleep_timer_fd_, POLLIN);
}
void HardwareComposer::PostThread() {
// NOLINTNEXTLINE(runtime/int)
prctl(PR_SET_NAME, reinterpret_cast<unsigned long>("VrHwcPost"), 0, 0, 0);
- // Set the scheduler to SCHED_FIFO with high priority.
- int error = dvrSetSchedulerClass(0, "graphics:high");
- LOG_ALWAYS_FATAL_IF(
- error < 0,
- "HardwareComposer::PostThread: Failed to set scheduler class: %s",
- strerror(-error));
- error = dvrSetCpuPartition(0, "/system/performance");
- LOG_ALWAYS_FATAL_IF(
- error < 0,
- "HardwareComposer::PostThread: Failed to set cpu partition: %s",
- strerror(-error));
+ // Set the scheduler to SCHED_FIFO with high priority. If this fails here
+ // there may have been a startup timing issue between this thread and
+ // performanced. Try again later when this thread becomes active.
+ bool thread_policy_setup =
+ SetThreadPolicy("graphics:high", "/system/performance");
#if ENABLE_BACKLIGHT_BRIGHTNESS
// TODO(hendrikw): This isn't required at the moment. It's possible that there
@@ -744,7 +700,7 @@
ALOGW_IF(!backlight_brightness_fd_,
"HardwareComposer: Failed to open backlight brightness control: %s",
strerror(errno));
-#endif // ENABLE_BACKLIGHT_BRIGHTNESS
+#endif // ENABLE_BACKLIGHT_BRIGHTNESS
// Open the vsync event node for the primary display.
// TODO(eieio): Move this into a platform-specific class.
@@ -783,48 +739,47 @@
right_eye_photon_offset_ns =
property_get_int64(kRightEyeOffsetProperty, right_eye_photon_offset_ns);
- compositor_surfaces_.reserve(2);
-
- constexpr int kFrameTimeBacklogMax = 2;
- frame_time_backlog_.reserve(kFrameTimeBacklogMax);
-
- // Storage for retrieving fence info.
- FenceInfoBuffer fence_info_buffer;
-
bool was_running = false;
while (1) {
ATRACE_NAME("HardwareComposer::PostThread");
- {
+ while (post_thread_quiescent_) {
std::unique_lock<std::mutex> lock(post_thread_mutex_);
- while (!post_thread_enabled_ || post_thread_quit_requested_ ||
- !PostThreadHasWork()) {
- if (was_running) {
- const char* pause_reason = "unknown";
- if (!post_thread_enabled_)
- pause_reason = "disabled";
- else if (post_thread_quit_requested_)
- pause_reason = "quit requested";
- else if (!PostThreadHasWork())
- pause_reason = "no work";
- ALOGI("VrHwcPost thread paused. Reason: %s.", pause_reason);
- OnPostThreadPaused();
- was_running = false;
- }
- post_thread_running_ = false;
- post_thread_cond_var_.notify_all();
- if (post_thread_quit_requested_)
- return;
- post_thread_cond_var_.wait(lock);
+ ALOGI("HardwareComposer::PostThread: Entering quiescent state.");
+
+ // Tear down resources.
+ OnPostThreadPaused();
+
+ was_running = false;
+ post_thread_resumed_ = false;
+ post_thread_ready_.notify_all();
+
+ if (post_thread_state_ & PostThreadState::Quit) {
+ ALOGI("HardwareComposer::PostThread: Quitting.");
+ return;
}
- post_thread_running_ = true;
+
+ post_thread_wait_.wait(lock, [this] { return !post_thread_quiescent_; });
+
+ post_thread_resumed_ = true;
+ post_thread_ready_.notify_all();
+
+ ALOGI("HardwareComposer::PostThread: Exiting quiescent state.");
}
if (!was_running) {
- ALOGI("VrHwcPost thread resumed");
+ // Setup resources.
OnPostThreadResumed();
was_running = true;
+
+ // Try to setup the scheduler policy if it failed during startup. Only
+ // attempt to do this on transitions from inactive to active to avoid
+ // spamming the system with RPCs and log messages.
+ if (!thread_policy_setup) {
+ thread_policy_setup =
+ SetThreadPolicy("graphics:high", "/system/performance");
+ }
}
int64_t vsync_timestamp = 0;
@@ -834,7 +789,7 @@
vsync_count_ + 1);
ATRACE_NAME(buf.data());
- error = WaitForVSync(&vsync_timestamp);
+ const int error = WaitForVSync(&vsync_timestamp);
ALOGE_IF(
error < 0,
"HardwareComposer::PostThread: Failed to wait for vsync event: %s",
@@ -854,74 +809,27 @@
ns_per_frame, right_eye_photon_offset_ns);
}
- bool layer_config_changed = UpdateLayerConfig();
-
- if (!was_running || layer_config_changed) {
- frame_time_history_.ResetWithSeed(
- GuessFrameTime(compositor_surfaces_.size()));
- frame_time_backlog_.clear();
- } else {
- UpdateFrameTimeHistory(&frame_time_backlog_, kFrameTimeBacklogMax,
- &fence_info_buffer, &frame_time_history_);
- }
-
- // Get our current best estimate at how long the next frame will take to
- // render, based on how long previous frames took to render. Use this
- // estimate to decide when to wake up for EDS.
- int64_t frame_time_estimate =
- frame_time_history_.GetSampleCount() == 0
- ? GuessFrameTime(compositor_surfaces_.size())
- : frame_time_history_.GetAverage();
- frame_time_estimate = std::max(frame_time_estimate, kFrameTimeEstimateMin);
- DebugHudData::data.hwc_latency = frame_time_estimate;
+ const bool layer_config_changed = UpdateLayerConfig();
// Signal all of the vsync clients. Because absolute time is used for the
// wakeup time below, this can take a little time if necessary.
if (vsync_callback_)
- vsync_callback_(HWC_DISPLAY_PRIMARY, vsync_timestamp, frame_time_estimate,
- vsync_count_);
+ vsync_callback_(HWC_DISPLAY_PRIMARY, vsync_timestamp,
+ /*frame_time_estimate*/ 0, vsync_count_);
{
- // Sleep until async EDS wakeup time.
+ // Sleep until shortly before vsync.
ATRACE_NAME("sleep");
- int64_t display_time_est = vsync_timestamp + ns_per_frame;
- int64_t now = GetSystemClockNs();
- int64_t frame_finish_time_est = now + frame_time_estimate;
- int64_t sleep_time_ns = display_time_est - now - frame_time_estimate;
+ const int64_t display_time_est_ns = vsync_timestamp + ns_per_frame;
+ const int64_t now_ns = GetSystemClockNs();
+ const int64_t sleep_time_ns =
+ display_time_est_ns - now_ns - kFramePostOffsetNs;
+ const int64_t wakeup_time_ns = display_time_est_ns - kFramePostOffsetNs;
ATRACE_INT64("sleep_time_ns", sleep_time_ns);
- if (frame_finish_time_est - display_time_est >= kFrameSkipThresholdNs) {
- ATRACE_INT("frame_skip_count", ++frame_skip_count_);
- ALOGE(
- "HardwareComposer::PostThread: Missed frame schedule, drop "
- "frame. Expected frame miss: %.1fms",
- static_cast<double>(frame_finish_time_est - display_time_est) /
- 1000000);
-
- // There are several reasons we might skip a frame, but one possibility
- // is we mispredicted the frame time. Clear out the frame time history.
- frame_time_history_.ResetWithSeed(
- GuessFrameTime(compositor_surfaces_.size()));
- frame_time_backlog_.clear();
- DebugHudData::data.hwc_frame_stats.SkipFrame();
-
- if (layer_config_changed) {
- // If the layer config changed we need to validateDisplay() even if
- // we're going to drop the frame, to flush the Composer object's
- // internal command buffer and apply our layer changes.
- Validate(HWC_DISPLAY_PRIMARY);
- }
-
- continue;
- } else {
- // Make the transition more obvious in systrace when the frame skip
- // happens above.
- ATRACE_INT("frame_skip_count", 0);
- }
-
if (sleep_time_ns > 0) {
- error = SleepUntil(display_time_est - frame_time_estimate);
+ int error = SleepUntil(wakeup_time_ns);
ALOGE_IF(error < 0, "HardwareComposer::PostThread: Failed to sleep: %s",
strerror(-error));
if (error == kPostThreadInterrupted) {
@@ -936,314 +844,58 @@
}
}
- DebugHudData::data.hwc_frame_stats.AddFrame();
-
- int64_t frame_start_time = GetSystemClockNs();
-
- // Setup the output buffer for the compositor. This needs to happen before
- // you draw with the compositor.
- if (gpu_layer_ != nullptr) {
- gpu_layer_->UpdateDirectBuffer(compositor_.GetBuffer());
- }
-
- // Call PostLayers now before performing the GL code for the compositor to
- // avoid missing the deadline that can cause the lower-level hwc to get
- // permanently backed up.
- PostLayers(layer_config_changed);
-
- PostCompositorBuffers();
-
- if (gpu_layer_ != nullptr) {
- // Note, with scanline racing, this draw is timed along with the post
- // layers to finish just in time.
- LocalHandle frame_fence_fd;
- compositor_.DrawFrame(vsync_count_ + 1, &frame_fence_fd);
- if (frame_fence_fd) {
- LOG_ALWAYS_FATAL_IF(frame_time_backlog_.size() >= kFrameTimeBacklogMax,
- "Frame time backlog exceeds capacity");
- frame_time_backlog_.push_back(
- {frame_start_time, std::move(frame_fence_fd)});
- }
- } else if (!layer_config_changed) {
- frame_time_history_.AddSample(GetSystemClockNs() - frame_start_time);
- }
-
- HandlePendingScreenshots();
+ PostLayers();
}
}
+// Checks for changes in the surface stack and updates the layer config to
+// accomodate the new stack.
bool HardwareComposer::UpdateLayerConfig() {
- std::vector<std::shared_ptr<DisplaySurface>> old_display_surfaces;
+ std::vector<std::shared_ptr<DirectDisplaySurface>> surfaces;
{
- std::lock_guard<std::mutex> lock(post_thread_mutex_);
- if (!active_surfaces_updated_)
+ std::unique_lock<std::mutex> lock(post_thread_mutex_);
+ if (pending_surfaces_.empty())
return false;
- old_display_surfaces = display_surfaces_;
- display_surfaces_ = active_surfaces_;
- active_surfaces_updated_ = false;
+
+ surfaces = std::move(pending_surfaces_);
}
- DebugHudData::data.ResetLayers();
-
- // Figure out whether we need to update hardware layers. If this surface
- // change does not add or remove hardware layers we can avoid display hiccups
- // by gracefully updating only the GPU compositor layers.
- int old_gpu_layer_count = 0;
- int new_gpu_layer_count = 0;
- bool hardware_layers_need_update = false;
- // Look for new hardware layers and count new GPU layers.
- for (const auto& surface : display_surfaces_) {
- if (!(surface->flags() &
- DVR_DISPLAY_SURFACE_FLAGS_DISABLE_SYSTEM_DISTORTION))
- ++new_gpu_layer_count;
- else if (std::find(old_display_surfaces.begin(), old_display_surfaces.end(),
- surface) == old_display_surfaces.end())
- // This is a new hardware layer, we need to update.
- hardware_layers_need_update = true;
- }
- // Look for deleted hardware layers or compositor layers.
- for (const auto& surface : old_display_surfaces) {
- if (!(surface->flags() &
- DVR_DISPLAY_SURFACE_FLAGS_DISABLE_SYSTEM_DISTORTION))
- ++old_gpu_layer_count;
- else if (std::find(display_surfaces_.begin(), display_surfaces_.end(),
- surface) == display_surfaces_.end())
- // This is a deleted hardware layer, we need to update.
- hardware_layers_need_update = true;
- }
- // Check for compositor hardware layer transition.
- if ((!old_gpu_layer_count && new_gpu_layer_count) ||
- (old_gpu_layer_count && !new_gpu_layer_count))
- hardware_layers_need_update = true;
-
- // Set the chosen layer order for all surfaces.
- for (size_t i = 0; i < display_surfaces_.size(); ++i) {
- display_surfaces_[i]->SetLayerOrder(static_cast<int>(i));
- }
-
- // Update compositor layers.
- {
- ATRACE_NAME("UpdateLayerConfig_GpuLayers");
- compositor_.UpdateSurfaces(display_surfaces_);
- compositor_surfaces_.clear();
- for (size_t i = 0; i < display_surfaces_.size(); ++i) {
- const auto& surface = display_surfaces_[i];
- if (!(surface->flags() &
- DVR_DISPLAY_SURFACE_FLAGS_DISABLE_SYSTEM_DISTORTION)) {
- compositor_surfaces_.push_back(surface);
- }
- }
- }
-
- if (!hardware_layers_need_update)
- return true;
-
- // Update hardware layers.
-
ATRACE_NAME("UpdateLayerConfig_HwLayers");
- // Update the display layers in a non-destructive fashion.
+ display_surfaces_.clear();
- // Create a map from surface id to hardware layer
- std::map<int, Layer*> display_surface_layers;
-
- for (size_t i = 0; i < active_layer_count_; ++i) {
- auto layer = layers_[i];
- int surface_id = layer->GetSurfaceId();
-
- auto found =
- std::find_if(display_surfaces_.begin(), display_surfaces_.end(),
- [surface_id](const auto& surface) {
- return surface->surface_id() == surface_id;
- });
-
- if (found != display_surfaces_.end()) {
- display_surface_layers[surface_id] = layer;
- }
+ Layer* target_layer;
+ size_t layer_index;
+ for (layer_index = 0;
+ layer_index < std::min(surfaces.size(), kMaxHardwareLayers);
+ layer_index++) {
+ // The bottom layer is opaque, other layers blend.
+ HWC::BlendMode blending =
+ layer_index == 0 ? HWC::BlendMode::None : HWC::BlendMode::Coverage;
+ layers_[layer_index].Setup(surfaces[layer_index], blending,
+ display_transform_, HWC::Composition::Device,
+ layer_index);
+ display_surfaces_.push_back(surfaces[layer_index]);
}
- bool has_gpu_layer = std::any_of(
- display_surfaces_.begin(), display_surfaces_.end(),
- [](const auto& surface) {
- return !(surface->flags() &
- DVR_DISPLAY_SURFACE_FLAGS_DISABLE_SYSTEM_DISTORTION);
- });
+ // Clear unused layers.
+ for (size_t i = layer_index; i < kMaxHardwareLayers; i++)
+ layers_[i].Reset();
- if (!has_gpu_layer) {
- gpu_layer_ = nullptr;
- }
-
- auto is_layer_active = [&display_surface_layers, has_gpu_layer](auto layer) {
- int surface_id = layer->GetSurfaceId();
- if (surface_id >= 0) {
- return display_surface_layers.count(surface_id) > 0;
- } else {
- return has_gpu_layer;
- }
- };
-
- // Compress the in-use layers to the top of the list
- auto part = std::partition(
- layers_.begin(), layers_.begin() + active_layer_count_, is_layer_active);
-
- size_t new_active_layer_count = part - layers_.begin();
-
- // Clear any unused layers
- for (size_t i = new_active_layer_count; i < active_layer_count_; ++i) {
- layers_[i]->Reset();
- }
-
- active_layer_count_ = new_active_layer_count;
-
- bool gpu_layer_applied = false;
-
- // Create/update all of the hardware layers
- for (size_t i = 0; i < display_surfaces_.size(); ++i) {
- const auto& surface = display_surfaces_[i];
- bool is_hw_surface =
- surface->flags() & DVR_DISPLAY_SURFACE_FLAGS_DISABLE_SYSTEM_DISTORTION;
- hwc2_blend_mode_t blending =
- i == 0 ? HWC2_BLEND_MODE_NONE : HWC2_BLEND_MODE_COVERAGE;
-
- DebugHudData::data.SetLayerInfo(
- i, surface->width(), surface->height(),
- !!(surface->flags() & DVR_DISPLAY_SURFACE_FLAGS_GEOMETRY_SEPARATE_2));
-
- if (!is_hw_surface && gpu_layer_applied) {
- continue;
- }
-
- Layer* target_layer;
- bool existing_layer = false;
-
- if (is_hw_surface) {
- auto it = display_surface_layers.find(surface->surface_id());
-
- if (it != display_surface_layers.end()) {
- target_layer = it->second;
- existing_layer = true;
- }
- } else if (gpu_layer_ != nullptr) {
- target_layer = gpu_layer_;
- existing_layer = true;
- }
-
- if (!existing_layer) {
- if (active_layer_count_ >= kMaxHardwareLayers) {
- ALOGI("HardwareComposer: More than %d hardware layers requested.",
- kMaxHardwareLayers);
- break;
- } else {
- target_layer = layers_[active_layer_count_];
- ++active_layer_count_;
- }
-
- ALOGD_IF(TRACE,
- "HardwareComposer::UpdateLayerConfig: (new) surface_id=%d -> "
- "layer=%zd",
- surface->surface_id(), i);
-
- if (is_hw_surface) {
- target_layer->Setup(surface, blending, display_transform_,
- HWC2_COMPOSITION_DEVICE, i);
- } else {
- gpu_layer_ = target_layer;
- target_layer->Setup(compositor_.GetBuffer(), blending,
- display_transform_, HWC2_COMPOSITION_DEVICE, i);
- }
- } else {
- ALOGD_IF(TRACE,
- "HardwareComposer::UpdateLayerConfig: (retained) surface_id=%d "
- "-> layer=%zd",
- surface->surface_id(), i);
-
- target_layer->SetBlending(blending);
- target_layer->SetZOrderIndex(i);
- target_layer->UpdateLayerSettings();
- }
-
- gpu_layer_applied = !is_hw_surface;
- }
-
+ active_layer_count_ = layer_index;
ALOGD_IF(TRACE, "HardwareComposer::UpdateLayerConfig: %zd active layers",
active_layer_count_);
+ // Any surfaces left over could not be assigned a hardware layer and will
+ // not be displayed.
+ ALOGW_IF(surfaces.size() != display_surfaces_.size(),
+ "HardwareComposer::UpdateLayerConfig: More surfaces than layers: "
+ "pending_surfaces=%zu display_surfaces=%zu",
+ surfaces.size(), display_surfaces_.size());
+
return true;
}
-void HardwareComposer::PostCompositorBuffers() {
- ATRACE_NAME("PostCompositorBuffers");
- for (const auto& surface : compositor_surfaces_) {
- compositor_.PostBuffer(surface);
- }
-}
-
-void HardwareComposer::UpdateFrameTimeHistory(
- std::vector<FrameTimeMeasurementRecord>* backlog, int backlog_max,
- FenceInfoBuffer* fence_info_buffer, FrameTimeHistory* history) {
- while (!backlog->empty()) {
- const auto& frame_time_record = backlog->front();
- int64_t end_time = 0;
- bool frame_finished = CheckFrameFinished(frame_time_record.fence.Get(),
- fence_info_buffer, &end_time);
- if (frame_finished) {
- int64_t frame_duration = end_time - frame_time_record.start_time;
- history->AddSample(frame_duration);
- // Our backlog is tiny (2 elements), so erasing from the front is ok
- backlog->erase(backlog->begin());
- } else {
- break;
- }
- }
-
- if (backlog->size() == static_cast<size_t>(backlog_max)) {
- // Yikes, something must've gone wrong if our oldest frame hasn't finished
- // yet. Give up on waiting for it.
- const auto& stale_frame_time_record = backlog->front();
- int64_t frame_duration =
- GetSystemClockNs() - stale_frame_time_record.start_time;
- backlog->erase(backlog->begin());
- history->AddSample(frame_duration);
- ALOGW("Frame didn't finish after %.1fms",
- static_cast<double>(frame_duration) / 1000000);
- }
-}
-
-bool HardwareComposer::CheckFrameFinished(int frame_fence_fd,
- FenceInfoBuffer* fence_info_buffer,
- int64_t* timestamp) {
- int result = -1;
- int sync_result = sync_wait(frame_fence_fd, 0);
- if (sync_result == 0) {
- result =
- GetFenceSignaledTimestamp(frame_fence_fd, fence_info_buffer, timestamp);
- if (result < 0) {
- ALOGE("Failed getting signaled timestamp from fence");
- }
- } else if (errno != ETIME) {
- ALOGE("sync_wait on frame fence failed");
- }
- return result >= 0;
-}
-
-void HardwareComposer::HandlePendingScreenshots() {
- // Take a screenshot of the requested layer, if available.
- // TODO(eieio): Look into using virtual displays to composite the layer stack
- // into a single output buffer that can be returned to the screenshot clients.
- if (active_layer_count_ > 0) {
- if (auto screenshot_service = ScreenshotService::GetInstance()) {
- if (screenshot_service->IsScreenshotRequestPending()) {
- ATRACE_NAME("screenshot");
- screenshot_service->TakeIfNeeded(layers_, compositor_);
- }
- } else {
- ALOGW(
- "HardwareComposer::HandlePendingScreenshots: Failed to get "
- "screenshot service!");
- }
- }
-}
-
void HardwareComposer::SetVSyncCallback(VSyncCallback callback) {
vsync_callback_ = callback;
}
@@ -1280,145 +932,133 @@
}
}
-Layer::Layer()
- : hwc2_hidl_(nullptr),
- surface_index_(-1),
- hardware_composer_layer_(0),
- display_metrics_(nullptr),
- blending_(HWC2_BLEND_MODE_NONE),
- transform_(HWC_TRANSFORM_NONE),
- composition_type_(HWC2_COMPOSITION_DEVICE),
- surface_rect_functions_applied_(false) {}
-
-void Layer::Initialize(Hwc2::Composer* hwc2_hidl, HWCDisplayMetrics* metrics) {
+void Layer::InitializeGlobals(Hwc2::Composer* hwc2_hidl,
+ const HWCDisplayMetrics* metrics) {
hwc2_hidl_ = hwc2_hidl;
display_metrics_ = metrics;
}
void Layer::Reset() {
- const int ret = acquired_buffer_.Release(std::move(release_fence_));
- ALOGE_IF(ret < 0, "Layer::Reset: failed to release buffer: %s",
- strerror(-ret));
-
if (hwc2_hidl_ != nullptr && hardware_composer_layer_) {
hwc2_hidl_->destroyLayer(HWC_DISPLAY_PRIMARY, hardware_composer_layer_);
hardware_composer_layer_ = 0;
}
- surface_index_ = static_cast<size_t>(-1);
- blending_ = HWC2_BLEND_MODE_NONE;
- transform_ = HWC_TRANSFORM_NONE;
- composition_type_ = HWC2_COMPOSITION_DEVICE;
- direct_buffer_ = nullptr;
- surface_ = nullptr;
- acquire_fence_fd_.Close();
+ z_order_ = 0;
+ blending_ = HWC::BlendMode::None;
+ transform_ = HWC::Transform::None;
+ composition_type_ = HWC::Composition::Invalid;
+ target_composition_type_ = composition_type_;
+ source_ = EmptyVariant{};
+ acquire_fence_.Close();
surface_rect_functions_applied_ = false;
}
-void Layer::Setup(const std::shared_ptr<DisplaySurface>& surface,
- hwc2_blend_mode_t blending, hwc_transform_t transform,
- hwc2_composition_t composition_type, size_t index) {
+void Layer::Setup(const std::shared_ptr<DirectDisplaySurface>& surface,
+ HWC::BlendMode blending, HWC::Transform transform,
+ HWC::Composition composition_type, size_t z_order) {
Reset();
- surface_index_ = index;
- surface_ = surface;
+ z_order_ = z_order;
blending_ = blending;
transform_ = transform;
- composition_type_ = composition_type;
+ composition_type_ = HWC::Composition::Invalid;
+ target_composition_type_ = composition_type;
+ source_ = SourceSurface{surface};
CommonLayerSetup();
}
void Layer::Setup(const std::shared_ptr<IonBuffer>& buffer,
- hwc2_blend_mode_t blending, hwc_transform_t transform,
- hwc2_composition_t composition_type, size_t z_order) {
+ HWC::BlendMode blending, HWC::Transform transform,
+ HWC::Composition composition_type, size_t z_order) {
Reset();
- surface_index_ = z_order;
- direct_buffer_ = buffer;
+ z_order_ = z_order;
blending_ = blending;
transform_ = transform;
- composition_type_ = composition_type;
+ composition_type_ = HWC::Composition::Invalid;
+ target_composition_type_ = composition_type;
+ source_ = SourceBuffer{buffer};
CommonLayerSetup();
}
-void Layer::UpdateDirectBuffer(const std::shared_ptr<IonBuffer>& buffer) {
- direct_buffer_ = buffer;
+void Layer::UpdateBuffer(const std::shared_ptr<IonBuffer>& buffer) {
+ if (source_.is<SourceBuffer>())
+ std::get<SourceBuffer>(source_) = {buffer};
}
-void Layer::SetBlending(hwc2_blend_mode_t blending) { blending_ = blending; }
-
-void Layer::SetZOrderIndex(int z_index) { surface_index_ = z_index; }
+void Layer::SetBlending(HWC::BlendMode blending) { blending_ = blending; }
+void Layer::SetZOrder(size_t z_order) { z_order_ = z_order; }
IonBuffer* Layer::GetBuffer() {
- if (direct_buffer_)
- return direct_buffer_.get();
- else if (acquired_buffer_.IsAvailable())
- return acquired_buffer_.buffer()->buffer();
- else
- return nullptr;
+ struct Visitor {
+ IonBuffer* operator()(SourceSurface& source) { return source.GetBuffer(); }
+ IonBuffer* operator()(SourceBuffer& source) { return source.GetBuffer(); }
+ IonBuffer* operator()(EmptyVariant) { return nullptr; }
+ };
+ return source_.Visit(Visitor{});
}
void Layer::UpdateLayerSettings() {
if (!IsLayerSetup()) {
- ALOGE("HardwareComposer: Trying to update layers data on an unused layer.");
+ ALOGE(
+ "HardwareComposer::Layer::UpdateLayerSettings: Attempt to update "
+ "unused Layer!");
return;
}
- int32_t ret = HWC2_ERROR_NONE;
-
+ HWC::Error error;
hwc2_display_t display = HWC_DISPLAY_PRIMARY;
- ret = (int32_t)hwc2_hidl_->setLayerCompositionType(
+ error = hwc2_hidl_->setLayerCompositionType(
display, hardware_composer_layer_,
- (Hwc2::IComposerClient::Composition)composition_type_);
- ALOGE_IF(ret, "HardwareComposer: Error setting layer composition type : %d",
- ret);
- // ret = (int32_t) hwc2_hidl_->setLayerTransform(display,
- // hardware_composer_layer_,
- // (Hwc2::IComposerClient::Transform)
- // transform_);
- // ALOGE_IF(ret, "HardwareComposer: Error setting layer transform : %d", ret);
+ composition_type_.cast<Hwc2::IComposerClient::Composition>());
+ ALOGE_IF(
+ error != HWC::Error::None,
+ "Layer::UpdateLayerSettings: Error setting layer composition type: %s",
+ error.to_string().c_str());
- // ret = hwc2_funcs_->set_layer_blend_mode_fn_(
- // hardware_composer_device_, display, hardware_composer_layer_,
- // blending_);
- ret = (int32_t)hwc2_hidl_->setLayerBlendMode(
+ error = hwc2_hidl_->setLayerBlendMode(
display, hardware_composer_layer_,
- (Hwc2::IComposerClient::BlendMode)blending_);
- ALOGE_IF(ret, "HardwareComposer: Error setting layer blend mode : %d", ret);
+ blending_.cast<Hwc2::IComposerClient::BlendMode>());
+ ALOGE_IF(error != HWC::Error::None,
+ "Layer::UpdateLayerSettings: Error setting layer blend mode: %s",
+ error.to_string().c_str());
- Hwc2::IComposerClient::Rect display_frame;
- display_frame.left = 0;
- display_frame.top = 0;
- display_frame.right = display_metrics_->width;
- display_frame.bottom = display_metrics_->height;
- ret = (int32_t)hwc2_hidl_->setLayerDisplayFrame(
- display, hardware_composer_layer_, display_frame);
- ALOGE_IF(ret, "HardwareComposer: Error setting layer display frame : %d",
- ret);
+ // TODO(eieio): Use surface attributes or some other mechanism to control
+ // the layer display frame.
+ error = hwc2_hidl_->setLayerDisplayFrame(
+ display, hardware_composer_layer_,
+ {0, 0, display_metrics_->width, display_metrics_->height});
+ ALOGE_IF(error != HWC::Error::None,
+ "Layer::UpdateLayerSettings: Error setting layer display frame: %s",
+ error.to_string().c_str());
- std::vector<Hwc2::IComposerClient::Rect> visible_region(1);
- visible_region[0] = display_frame;
- ret = (int32_t)hwc2_hidl_->setLayerVisibleRegion(
- display, hardware_composer_layer_, visible_region);
- ALOGE_IF(ret, "HardwareComposer: Error setting layer visible region : %d",
- ret);
+ error = hwc2_hidl_->setLayerVisibleRegion(
+ display, hardware_composer_layer_,
+ {{0, 0, display_metrics_->width, display_metrics_->height}});
+ ALOGE_IF(error != HWC::Error::None,
+ "Layer::UpdateLayerSettings: Error setting layer visible region: %s",
+ error.to_string().c_str());
- ret = (int32_t)hwc2_hidl_->setLayerPlaneAlpha(display,
- hardware_composer_layer_, 1.0f);
- ALOGE_IF(ret, "HardwareComposer: Error setting layer plane alpha : %d", ret);
+ error =
+ hwc2_hidl_->setLayerPlaneAlpha(display, hardware_composer_layer_, 1.0f);
+ ALOGE_IF(error != HWC::Error::None,
+ "Layer::UpdateLayerSettings: Error setting layer plane alpha: %s",
+ error.to_string().c_str());
- ret = (int32_t)hwc2_hidl_->setLayerZOrder(display, hardware_composer_layer_,
- surface_index_);
- ALOGE_IF(ret, "HardwareComposer: Error, setting z order index : %d", ret);
+ error =
+ hwc2_hidl_->setLayerZOrder(display, hardware_composer_layer_, z_order_);
+ ALOGE_IF(error != HWC::Error::None,
+ "Layer::UpdateLayerSettings: Error setting z_ order: %s",
+ error.to_string().c_str());
}
void Layer::CommonLayerSetup() {
- int32_t ret = (int32_t)hwc2_hidl_->createLayer(HWC_DISPLAY_PRIMARY,
- &hardware_composer_layer_);
-
- ALOGE_IF(ret,
- "HardwareComposer: Failed to create layer on primary display : %d",
- ret);
-
+ HWC::Error error =
+ hwc2_hidl_->createLayer(HWC_DISPLAY_PRIMARY, &hardware_composer_layer_);
+ ALOGE_IF(
+ error != HWC::Error::None,
+ "Layer::CommonLayerSetup: Failed to create layer on primary display: %s",
+ error.to_string().c_str());
UpdateLayerSettings();
}
@@ -1426,114 +1066,69 @@
int right, bottom;
sp<GraphicBuffer> handle;
- if (surface_) {
- // Only update the acquired buffer when one is either available or this is
- // the first time through.
- if (surface_->IsBufferAvailable()) {
- // If we previously set this to a solid color layer to stall for time,
- // revert it to a device layer.
- if (acquired_buffer_.IsEmpty() &&
- composition_type_ != HWC2_COMPOSITION_DEVICE) {
- composition_type_ = HWC2_COMPOSITION_DEVICE;
- hwc2_hidl_->setLayerCompositionType(
- HWC_DISPLAY_PRIMARY, hardware_composer_layer_,
- (Hwc2::IComposerClient::Composition)HWC2_COMPOSITION_DEVICE);
- }
+ // Acquire the next buffer according to the type of source.
+ IfAnyOf<SourceSurface, SourceBuffer>::Call(&source_, [&](auto& source) {
+ std::tie(right, bottom, handle, acquire_fence_) = source.Acquire();
+ });
- DebugHudData::data.AddLayerFrame(surface_index_);
- acquired_buffer_.Release(std::move(release_fence_));
- acquired_buffer_ = surface_->AcquireCurrentBuffer();
-
- // Basic latency stopgap for when the application misses a frame:
- // If the application recovers on the 2nd or 3rd (etc) frame after
- // missing, this code will skip a frame to catch up by checking if
- // the next frame is also available.
- if (surface_->IsBufferAvailable()) {
- DebugHudData::data.SkipLayerFrame(surface_index_);
- ATRACE_NAME("DropToCatchUp");
- ATRACE_ASYNC_END("BufferPost", acquired_buffer_.buffer()->id());
- acquired_buffer_ = surface_->AcquireCurrentBuffer();
- }
- ATRACE_ASYNC_END("BufferPost", acquired_buffer_.buffer()->id());
- } else if (acquired_buffer_.IsEmpty()) {
- // While we are waiting for a buffer, set this to be an empty layer
- if (composition_type_ != HWC2_COMPOSITION_SOLID_COLOR) {
- composition_type_ = HWC2_COMPOSITION_SOLID_COLOR;
- hwc2_hidl_->setLayerCompositionType(
- HWC_DISPLAY_PRIMARY, hardware_composer_layer_,
- (Hwc2::IComposerClient::Composition)HWC2_COMPOSITION_SOLID_COLOR);
-
- Hwc2::IComposerClient::Color layer_color = {
- 0, 0, 0, 0,
- };
- hwc2_hidl_->setLayerColor(HWC_DISPLAY_PRIMARY, hardware_composer_layer_,
- layer_color);
- }
- return;
+ // When a layer is first setup there may be some time before the first buffer
+ // arrives. Setup the HWC layer as a solid color to stall for time until the
+ // first buffer arrives. Once the first buffer arrives there will always be a
+ // buffer for the frame even if it is old.
+ if (!handle.get()) {
+ if (composition_type_ == HWC::Composition::Invalid) {
+ composition_type_ = HWC::Composition::SolidColor;
+ hwc2_hidl_->setLayerCompositionType(
+ HWC_DISPLAY_PRIMARY, hardware_composer_layer_,
+ composition_type_.cast<Hwc2::IComposerClient::Composition>());
+ Hwc2::IComposerClient::Color layer_color = {0, 0, 0, 0};
+ hwc2_hidl_->setLayerColor(HWC_DISPLAY_PRIMARY, hardware_composer_layer_,
+ layer_color);
+ } else {
+ // The composition type is already set. Nothing else to do until a
+ // buffer arrives.
}
- right = acquired_buffer_.buffer()->width();
- bottom = acquired_buffer_.buffer()->height();
- handle = acquired_buffer_.buffer()->buffer()->buffer();
- acquire_fence_fd_.Reset(acquired_buffer_.ClaimAcquireFence().Release());
} else {
- // TODO(jwcai) Note: this is the GPU compositor's layer, and we need the
- // mechanism to accept distorted layers from VrCore.
- right = direct_buffer_->width();
- bottom = direct_buffer_->height();
- handle = direct_buffer_->buffer();
- acquire_fence_fd_.Close();
- }
+ if (composition_type_ != target_composition_type_) {
+ composition_type_ = target_composition_type_;
+ hwc2_hidl_->setLayerCompositionType(
+ HWC_DISPLAY_PRIMARY, hardware_composer_layer_,
+ composition_type_.cast<Hwc2::IComposerClient::Composition>());
+ }
- int32_t ret = HWC2_ERROR_NONE;
+ HWC::Error error{HWC::Error::None};
+ error = hwc2_hidl_->setLayerBuffer(HWC_DISPLAY_PRIMARY,
+ hardware_composer_layer_, 0, handle,
+ acquire_fence_.Get());
- if (composition_type_ == HWC2_COMPOSITION_DEVICE) {
- ret = (int32_t)hwc2_hidl_->setLayerBuffer(HWC_DISPLAY_PRIMARY,
- hardware_composer_layer_, 0,
- handle,
- acquire_fence_fd_.Get());
+ ALOGE_IF(error != HWC::Error::None,
+ "Layer::Prepare: Error setting layer buffer: %s",
+ error.to_string().c_str());
- ALOGE_IF(ret, "HardwareComposer: Error setting layer buffer : %d", ret);
- }
+ if (!surface_rect_functions_applied_) {
+ const float float_right = right;
+ const float float_bottom = bottom;
+ error = hwc2_hidl_->setLayerSourceCrop(HWC_DISPLAY_PRIMARY,
+ hardware_composer_layer_,
+ {0, 0, float_right, float_bottom});
- if (!surface_rect_functions_applied_) {
- Hwc2::IComposerClient::FRect crop_rect = {
- 0, 0, static_cast<float>(right), static_cast<float>(bottom),
- };
- hwc2_hidl_->setLayerSourceCrop(HWC_DISPLAY_PRIMARY,
- hardware_composer_layer_, crop_rect);
+ ALOGE_IF(error != HWC::Error::None,
+ "Layer::Prepare: Error setting layer source crop: %s",
+ error.to_string().c_str());
- ALOGE_IF(ret, "HardwareComposer: Error setting layer source crop : %d",
- ret);
-
-// TODO(skiazyk): why is this ifdef'd out. Is if a driver-specific issue where
-// it must/cannot be called?
-#ifdef QCOM_BSP
- hwc_rect_t damage_rect = {
- 0, 0, right, bottom,
- };
- hwc_region_t damage = {
- 1, &damage_rect,
- };
- // ret = hwc2_funcs_->set_layer_surface_damage(
- // hardware_composer_device_, HWC_DISPLAY_PRIMARY,
- // hardware_composer_layer_, damage);
- // uses a std::vector as the listing
- // hwc2_hidl_->setLayerSurfaceDamage(HWC_DISPLAY_PRIMARY,
- // hardware_composer_layer_, vector here);
-
- ALOGE_IF(ret, "HardwareComposer: Error settings layer surface damage : %d",
- ret);
-#endif
-
- surface_rect_functions_applied_ = true;
+ surface_rect_functions_applied_ = true;
+ }
}
}
void Layer::Finish(int release_fence_fd) {
- release_fence_.Reset(release_fence_fd);
+ IfAnyOf<SourceSurface, SourceBuffer>::Call(
+ &source_, [release_fence_fd](auto& source) {
+ source.Finish(LocalHandle(release_fence_fd));
+ });
}
-void Layer::Drop() { acquire_fence_fd_.Close(); }
+void Layer::Drop() { acquire_fence_.Close(); }
} // namespace dvr
} // namespace android
diff --git a/libs/vr/libvrflinger/hardware_composer.h b/libs/vr/libvrflinger/hardware_composer.h
index e570cb6..8ba72ab 100644
--- a/libs/vr/libvrflinger/hardware_composer.h
+++ b/libs/vr/libvrflinger/hardware_composer.h
@@ -1,13 +1,12 @@
#ifndef ANDROID_DVR_SERVICES_DISPLAYD_HARDWARE_COMPOSER_H_
#define ANDROID_DVR_SERVICES_DISPLAYD_HARDWARE_COMPOSER_H_
-#include <log/log.h>
-#include <hardware/gralloc.h>
-#include <hardware/hardware.h>
-#include <hardware/hwcomposer2.h>
+#include <ui/GraphicBuffer.h>
+#include "DisplayHardware/ComposerHal.h"
+#include "hwc_types.h"
-#include <private/dvr/buffer_hub_client.h>
-#include <private/dvr/sync_util.h>
+#include <hardware/gralloc.h>
+#include <log/log.h>
#include <array>
#include <condition_variable>
@@ -17,17 +16,14 @@
#include <tuple>
#include <vector>
+#include <dvr/pose_client.h>
#include <pdx/file_handle.h>
+#include <pdx/rpc/variant.h>
#include <private/dvr/buffer_hub_client.h>
-#include <private/dvr/frame_time_history.h>
-#include <private/dvr/sync_util.h>
#include "acquired_buffer.h"
-#include "compositor.h"
#include "display_surface.h"
-#include "DisplayHardware/ComposerHal.h"
-
// Hardware composer HAL doesn't define HWC_TRANSFORM_NONE as of this writing.
#ifndef HWC_TRANSFORM_NONE
#define HWC_TRANSFORM_NONE static_cast<hwc_transform_t>(0)
@@ -53,29 +49,28 @@
// source supplying buffers for the layer's contents.
class Layer {
public:
- Layer();
+ Layer() {}
- // Sets the hardware composer layer and display metrics that this Layer should
- // use each Prepare cycle. This class does not own either of these pointers,
- // which MUST remain valid for its lifetime. This method MUST be called once
- // in the life of the instance before any other method is valid to call.
- void Initialize(Hwc2::Composer* hwc2_hidl, HWCDisplayMetrics* metrics);
+ // Sets up the global state used by all Layer instances. This must be called
+ // before using any Layer methods.
+ static void InitializeGlobals(Hwc2::Composer* hwc2_hidl,
+ const HWCDisplayMetrics* metrics);
// Releases any shared pointers and fence handles held by this instance.
void Reset();
// Sets up the layer to use a display surface as its content source. The Layer
- // will automatically handle ACQUIRE/RELEASE phases for the surface's buffer
- // train every frame.
+ // automatically handles ACQUIRE/RELEASE phases for the surface's buffer train
+ // every frame.
//
// |blending| receives HWC_BLENDING_* values.
// |transform| receives HWC_TRANSFORM_* values.
// |composition_type| receives either HWC_FRAMEBUFFER for most layers or
// HWC_FRAMEBUFFER_TARGET (unless you know what you are doing).
- // |index| is the index of this surface in the DisplaySurface array.
- void Setup(const std::shared_ptr<DisplaySurface>& surface,
- hwc2_blend_mode_t blending, hwc_transform_t transform,
- hwc2_composition_t composition_type, size_t index);
+ // |index| is the index of this surface in the DirectDisplaySurface array.
+ void Setup(const std::shared_ptr<DirectDisplaySurface>& surface,
+ HWC::BlendMode blending, HWC::Transform transform,
+ HWC::Composition composition_type, size_t z_roder);
// Sets up the layer to use a direct buffer as its content source. No special
// handling of the buffer is performed; responsibility for updating or
@@ -85,13 +80,13 @@
// |transform| receives HWC_TRANSFORM_* values.
// |composition_type| receives either HWC_FRAMEBUFFER for most layers or
// HWC_FRAMEBUFFER_TARGET (unless you know what you are doing).
- void Setup(const std::shared_ptr<IonBuffer>& buffer,
- hwc2_blend_mode_t blending, hwc_transform_t transform,
- hwc2_composition_t composition_type, size_t z_order);
+ void Setup(const std::shared_ptr<IonBuffer>& buffer, HWC::BlendMode blending,
+ HWC::Transform transform, HWC::Composition composition_type,
+ size_t z_order);
// Layers that use a direct IonBuffer should call this each frame to update
// which buffer will be used for the next PostLayers.
- void UpdateDirectBuffer(const std::shared_ptr<IonBuffer>& buffer);
+ void UpdateBuffer(const std::shared_ptr<IonBuffer>& buffer);
// Sets up the hardware composer layer for the next frame. When the layer is
// associated with a display surface, this method automatically ACQUIRES a new
@@ -107,10 +102,10 @@
void Finish(int release_fence_fd);
// Sets the blending for the layer. |blending| receives HWC_BLENDING_* values.
- void SetBlending(hwc2_blend_mode_t blending);
+ void SetBlending(HWC::BlendMode blending);
- // Sets the Z-order of this layer
- void SetZOrderIndex(int surface_index);
+ // Sets the z-order of this layer
+ void SetZOrder(size_t z_order);
// Gets the current IonBuffer associated with this layer. Ownership of the
// buffer DOES NOT pass to the caller and the pointer is not guaranteed to
@@ -118,57 +113,111 @@
// Layer::Reset(). YOU HAVE BEEN WARNED.
IonBuffer* GetBuffer();
- hwc2_composition_t GetCompositionType() const { return composition_type_; }
-
- hwc2_layer_t GetLayerHandle() const { return hardware_composer_layer_; }
-
- bool UsesDirectBuffer() const { return direct_buffer_ != nullptr; }
-
- bool IsLayerSetup() const {
- return direct_buffer_ != nullptr || surface_ != nullptr;
- }
+ HWC::Composition GetCompositionType() const { return composition_type_; }
+ HWC::Layer GetLayerHandle() const { return hardware_composer_layer_; }
+ bool IsLayerSetup() const { return !source_.empty(); }
// Applies all of the settings to this layer using the hwc functions
void UpdateLayerSettings();
int GetSurfaceId() const {
- if (surface_ != nullptr) {
- return surface_->surface_id();
- } else {
- return -1;
- }
+ int surface_id = -1;
+ pdx::rpc::IfAnyOf<SourceSurface>::Call(
+ &source_, [&surface_id](const SourceSurface& surface_source) {
+ surface_id = surface_source.surface->surface_id();
+ });
+ return surface_id;
}
private:
void CommonLayerSetup();
- Hwc2::Composer* hwc2_hidl_;
-
- // Original display surface array index for tracking purposes.
- size_t surface_index_;
+ static Hwc2::Composer* hwc2_hidl_;
+ static const HWCDisplayMetrics* display_metrics_;
// The hardware composer layer and metrics to use during the prepare cycle.
- hwc2_layer_t hardware_composer_layer_;
- HWCDisplayMetrics* display_metrics_;
+ hwc2_layer_t hardware_composer_layer_ = 0;
// Layer properties used to setup the hardware composer layer during the
// Prepare phase.
- hwc2_blend_mode_t blending_;
- hwc_transform_t transform_;
- hwc2_composition_t composition_type_;
+ size_t z_order_ = 0;
+ HWC::BlendMode blending_ = HWC::BlendMode::None;
+ HWC::Transform transform_ = HWC::Transform::None;
+ HWC::Composition composition_type_ = HWC::Composition::Invalid;
+ HWC::Composition target_composition_type_ = HWC::Composition::Device;
- // These two members are mutually exclusive. When direct_buffer_ is set the
- // Layer gets its contents directly from that buffer; when surface_ is set the
- // Layer gets it contents from the surface's buffer train.
- std::shared_ptr<IonBuffer> direct_buffer_;
- std::shared_ptr<DisplaySurface> surface_;
+ // State when the layer is connected to a surface. Provides the same interface
+ // as SourceBuffer to simplify internal use by Layer.
+ struct SourceSurface {
+ std::shared_ptr<DirectDisplaySurface> surface;
+ AcquiredBuffer acquired_buffer;
+ pdx::LocalHandle release_fence;
- // State when associated with a display surface.
- AcquiredBuffer acquired_buffer_;
- pdx::LocalHandle release_fence_;
+ SourceSurface(const std::shared_ptr<DirectDisplaySurface>& surface)
+ : surface(surface) {}
- pdx::LocalHandle acquire_fence_fd_;
- bool surface_rect_functions_applied_;
+ // Attempts to acquire a new buffer from the surface and return a tuple with
+ // width, height, buffer handle, and fence. If a new buffer is not available
+ // the previous buffer is returned or an empty value if no buffer has ever
+ // been posted. When a new buffer is acquired the previous buffer's release
+ // fence is passed out automatically.
+ std::tuple<int, int, sp<GraphicBuffer>, pdx::LocalHandle> Acquire() {
+ if (surface->IsBufferAvailable()) {
+ acquired_buffer.Release(std::move(release_fence));
+ acquired_buffer = surface->AcquireCurrentBuffer();
+ ATRACE_ASYNC_END("BufferPost", acquired_buffer.buffer()->id());
+ }
+ if (!acquired_buffer.IsEmpty()) {
+ return std::make_tuple(acquired_buffer.buffer()->width(),
+ acquired_buffer.buffer()->height(),
+ acquired_buffer.buffer()->buffer()->buffer(),
+ acquired_buffer.ClaimAcquireFence());
+ } else {
+ return std::make_tuple(0, 0, nullptr, pdx::LocalHandle{});
+ }
+ }
+
+ void Finish(pdx::LocalHandle fence) { release_fence = std::move(fence); }
+
+ // Gets a pointer to the current acquired buffer or returns nullptr if there
+ // isn't one.
+ IonBuffer* GetBuffer() {
+ if (acquired_buffer.IsAvailable())
+ return acquired_buffer.buffer()->buffer();
+ else
+ return nullptr;
+ }
+
+ // Returns the surface id of the surface.
+ int GetSurfaceId() { return surface->surface_id(); }
+ };
+
+ // State when the layer is connected to a buffer. Provides the same interface
+ // as SourceSurface to simplify internal use by Layer.
+ struct SourceBuffer {
+ std::shared_ptr<IonBuffer> buffer;
+
+ std::tuple<int, int, sp<GraphicBuffer>, pdx::LocalHandle> Acquire() {
+ if (buffer)
+ return std::make_tuple(buffer->width(), buffer->height(),
+ buffer->buffer(), pdx::LocalHandle{});
+ else
+ return std::make_tuple(0, 0, nullptr, pdx::LocalHandle{});
+ }
+
+ void Finish(pdx::LocalHandle /*fence*/) {}
+
+ IonBuffer* GetBuffer() { return buffer.get(); }
+
+ int GetSurfaceId() const { return -1; }
+ };
+
+ // The underlying hardware composer layer is supplied buffers either from a
+ // surface buffer train or from a buffer directly.
+ pdx::rpc::Variant<SourceSurface, SourceBuffer> source_;
+
+ pdx::LocalHandle acquire_fence_;
+ bool surface_rect_functions_applied_ = false;
Layer(const Layer&) = delete;
void operator=(const Layer&) = delete;
@@ -186,13 +235,15 @@
public:
// Type for vsync callback.
using VSyncCallback = std::function<void(int, int64_t, int64_t, uint32_t)>;
+ using RequestDisplayCallback = std::function<void(bool)>;
// Since there is no universal way to query the number of hardware layers,
// just set it to 4 for now.
- static constexpr int kMaxHardwareLayers = 4;
+ static constexpr size_t kMaxHardwareLayers = 4;
HardwareComposer();
- HardwareComposer(Hwc2::Composer* hidl);
+ HardwareComposer(Hwc2::Composer* hidl,
+ RequestDisplayCallback request_display_callback);
~HardwareComposer();
bool Initialize();
@@ -207,14 +258,14 @@
void Disable();
// Get the HMD display metrics for the current display.
- DisplayMetrics GetHmdDisplayMetrics() const;
+ display::Metrics GetHmdDisplayMetrics() const;
- int32_t GetDisplayAttribute(hwc2_display_t display, hwc2_config_t config,
- hwc2_attribute_t attributes,
- int32_t* out_value) const;
- int32_t GetDisplayMetrics(hwc2_display_t display, hwc2_config_t config,
- HWCDisplayMetrics* out_metrics) const;
- void Dump(char* buffer, uint32_t* out_size);
+ HWC::Error GetDisplayAttribute(hwc2_display_t display, hwc2_config_t config,
+ hwc2_attribute_t attributes,
+ int32_t* out_value) const;
+ HWC::Error GetDisplayMetrics(hwc2_display_t display, hwc2_config_t config,
+ HWCDisplayMetrics* out_metrics) const;
+ std::string Dump();
void SetVSyncCallback(VSyncCallback callback);
@@ -229,11 +280,9 @@
return native_display_metrics_;
}
- // Set the display surface stack to compose to the display each frame.
+ // Sets the display surfaces to compose the hardware layer stack.
void SetDisplaySurfaces(
- std::vector<std::shared_ptr<DisplaySurface>> surfaces);
-
- Compositor* GetCompositor() { return &compositor_; }
+ std::vector<std::shared_ptr<DirectDisplaySurface>> surfaces);
void OnHardwareComposerRefresh();
@@ -265,23 +314,36 @@
}
};
- int32_t Validate(hwc2_display_t display);
- int32_t Present(hwc2_display_t display);
+ HWC::Error Validate(hwc2_display_t display);
+ HWC::Error Present(hwc2_display_t display);
void SetBacklightBrightness(int brightness);
- void PostLayers(bool is_geometry_changed);
+ void PostLayers();
void PostThread();
- // Check to see if we have a value written to post_thread_interrupt_event_fd_,
- // indicating a control thread interrupted the post thread. This clears the
- // post_thread_interrupt_event_fd_ state in the process. Returns true if an
- // interrupt was requested.
- bool CheckPostThreadInterruptEventFd();
+ // The post thread has two controlling states:
+ // 1. Idle: no work to do (no visible surfaces).
+ // 2. Suspended: explicitly halted (system is not in VR mode).
+ // When either #1 or #2 is true then the post thread is quiescent, otherwise
+ // it is active.
+ using PostThreadStateType = uint32_t;
+ struct PostThreadState {
+ enum : PostThreadStateType {
+ Active = 0,
+ Idle = (1 << 0),
+ Suspended = (1 << 1),
+ Quit = (1 << 2),
+ };
+ };
+
+ void UpdatePostThreadState(uint32_t state, bool suspend);
+
// Blocks until either event_fd becomes readable, or we're interrupted by a
// control thread. Any errors are returned as negative errno values. If we're
// interrupted, kPostThreadInterrupted will be returned.
- int PostThreadPollInterruptible(int event_fd, int requested_events);
+ int PostThreadPollInterruptible(const pdx::LocalHandle& event_fd,
+ int requested_events);
// BlockUntilVSync, WaitForVSync, and SleepUntil are all blocking calls made
// on the post thread that can be interrupted by a control thread. If
@@ -294,49 +356,21 @@
bool IsFramePendingInDriver() { return ReadWaitPPState() == 1; }
- // Returns true if the layer config changed, false otherwise
+ // Reconfigures the layer stack if the display surfaces changed since the last
+ // frame. Called only from the post thread.
bool UpdateLayerConfig();
- void PostCompositorBuffers();
-
- // Return true if the post thread has work to do (i.e. there are visible
- // surfaces to post to the screen). Must be called with post_thread_mutex_
- // locked. Called only from the post thread.
- bool PostThreadHasWork();
// Called on the post thread when the post thread is resumed.
void OnPostThreadResumed();
// Called on the post thread when the post thread is paused or quits.
void OnPostThreadPaused();
- struct FrameTimeMeasurementRecord {
- int64_t start_time;
- pdx::LocalHandle fence;
-
- FrameTimeMeasurementRecord(FrameTimeMeasurementRecord&&) = default;
- FrameTimeMeasurementRecord& operator=(FrameTimeMeasurementRecord&&) =
- default;
- FrameTimeMeasurementRecord(const FrameTimeMeasurementRecord&) = delete;
- FrameTimeMeasurementRecord& operator=(const FrameTimeMeasurementRecord&) =
- delete;
- };
-
- void UpdateFrameTimeHistory(std::vector<FrameTimeMeasurementRecord>* backlog,
- int backlog_max,
- FenceInfoBuffer* fence_info_buffer,
- FrameTimeHistory* history);
-
- // Returns true if the frame finished rendering, false otherwise. If the frame
- // finished the frame end time is stored in timestamp. Doesn't block.
- bool CheckFrameFinished(int frame_fence_fd,
- FenceInfoBuffer* fence_info_buffer,
- int64_t* timestamp);
-
- void HandlePendingScreenshots();
-
bool initialized_;
- // Hardware composer HAL device.
- std::unique_ptr<Hwc2::Composer> hwc2_hidl_;
+ // Hardware composer HAL device from SurfaceFlinger. VrFlinger does not own
+ // this pointer.
+ Hwc2::Composer* hwc2_hidl_;
+ RequestDisplayCallback request_display_callback_;
sp<ComposerCallback> callbacks_;
// Display metrics of the physical display.
@@ -345,69 +379,36 @@
// landscape.
HWCDisplayMetrics display_metrics_;
// Transform required to get from native to logical display orientation.
- hwc_transform_t display_transform_;
+ HWC::Transform display_transform_ = HWC::Transform::None;
- // Buffer for the background layer required by hardware composer.
- std::shared_ptr<IonBuffer> framebuffer_target_;
-
- // Protects access to variables used by the post thread and one of the control
- // threads (either the vr flinger dispatcher thread or the surface flinger
- // main thread). This includes active_surfaces_, active_surfaces_updated_,
- // post_thread_enabled_, post_thread_running_, and
- // post_thread_quit_requested_.
- std::mutex post_thread_mutex_;
-
- // Surfaces configured by the display manager. Written by the vr flinger
- // dispatcher thread, read by the post thread.
- std::vector<std::shared_ptr<DisplaySurface>> active_surfaces_;
- // active_surfaces_updated_ is set to true by the vr flinger dispatcher thread
- // when the list of active surfaces changes. active_surfaces_updated_ will be
- // set back to false by the post thread when it processes the update.
- bool active_surfaces_updated_;
+ // Pending surface list. Set by the display service when DirectSurfaces are
+ // added, removed, or change visibility. Written by the message dispatch
+ // thread and read by the post thread.
+ std::vector<std::shared_ptr<DirectDisplaySurface>> pending_surfaces_;
// The surfaces displayed by the post thread. Used exclusively by the post
// thread.
- std::vector<std::shared_ptr<DisplaySurface>> display_surfaces_;
-
- // The surfaces rendered by the compositor. Used exclusively by the post
- // thread.
- std::vector<std::shared_ptr<DisplaySurface>> compositor_surfaces_;
+ std::vector<std::shared_ptr<DirectDisplaySurface>> display_surfaces_;
// Layer array for handling buffer flow into hardware composer layers.
- // Note that the first array is the actual storage for the layer objects,
- // and the latter is an array of pointers, which can be freely re-arranged
- // without messing up the underlying objects.
- std::array<Layer, kMaxHardwareLayers> layer_storage_;
- std::array<Layer*, kMaxHardwareLayers> layers_;
- size_t active_layer_count_;
-
- // Set by the Post thread to the index of the GPU compositing output
- // buffer in the layers_ array.
- Layer* gpu_layer_;
+ std::array<Layer, kMaxHardwareLayers> layers_;
+ size_t active_layer_count_ = 0;
// Handler to hook vsync events outside of this class.
VSyncCallback vsync_callback_;
// The layer posting thread. This thread wakes up a short time before vsync to
- // hand buffers to post processing and the results to hardware composer.
+ // hand buffers to hardware composer.
std::thread post_thread_;
- // Set to true if the post thread is allowed to run. Surface flinger and vr
- // flinger share access to the display, and vr flinger shouldn't use the
- // display while surface flinger is using it. While surface flinger owns the
- // display, post_thread_enabled_ will be set to false to indicate the post
- // thread shouldn't run.
- bool post_thread_enabled_;
- // Set to true by the post thread if it's currently running.
- bool post_thread_running_;
- // Set to true if the post thread should quit. Only set when destroying the
- // HardwareComposer instance.
- bool post_thread_quit_requested_;
- // Used to wake the post thread up while it's waiting for vsync or sleeping
- // until EDS preemption, for faster transition to the paused state.
- pdx::LocalHandle post_thread_interrupt_event_fd_;
- // Used to communicate between the control thread and the post thread.
- std::condition_variable post_thread_cond_var_;
+ // Post thread state machine and synchronization primitives.
+ PostThreadStateType post_thread_state_{PostThreadState::Idle};
+ std::atomic<bool> post_thread_quiescent_{true};
+ bool post_thread_resumed_{false};
+ pdx::LocalHandle post_thread_event_fd_;
+ std::mutex post_thread_mutex_;
+ std::condition_variable post_thread_wait_;
+ std::condition_variable post_thread_ready_;
// Backlight LED brightness sysfs node.
pdx::LocalHandle backlight_brightness_fd_;
@@ -422,16 +423,13 @@
pdx::LocalHandle vsync_sleep_timer_fd_;
// The timestamp of the last vsync.
- int64_t last_vsync_timestamp_;
+ int64_t last_vsync_timestamp_ = 0;
// Vsync count since display on.
- uint32_t vsync_count_;
+ uint32_t vsync_count_ = 0;
// Counter tracking the number of skipped frames.
- int frame_skip_count_;
-
- // After construction, only accessed on post_thread_.
- Compositor compositor_;
+ int frame_skip_count_ = 0;
// Fd array for tracking retire fences that are returned by hwc. This allows
// us to detect when the display driver begins queuing frames.
@@ -439,16 +437,7 @@
// Pose client for frame count notifications. Pose client predicts poses
// out to display frame boundaries, so we need to tell it about vsyncs.
- DvrPose* pose_client_;
-
- // Our history of frame times. This is used to get a better estimate of how
- // long the next frame will take, to set a schedule for EDS.
- FrameTimeHistory frame_time_history_;
-
- // The backlog is used to allow us to start rendering the next frame before
- // the previous frame has finished, and still get an accurate measurement of
- // frame duration.
- std::vector<FrameTimeMeasurementRecord> frame_time_backlog_;
+ DvrPose* pose_client_ = nullptr;
static constexpr int kPostThreadInterrupted = 1;
diff --git a/libs/vr/libvrflinger/hwc_types.h b/libs/vr/libvrflinger/hwc_types.h
new file mode 100644
index 0000000..cbf636c
--- /dev/null
+++ b/libs/vr/libvrflinger/hwc_types.h
@@ -0,0 +1,300 @@
+#ifndef ANDROID_LIBVRFLINGER_HWCTYPES_H
+#define ANDROID_LIBVRFLINGER_HWCTYPES_H
+
+// General HWC type support. Hardware composer type support is a bit of a mess
+// between HWC1, HWC2 C/C++11, and HIDL types. Particularly bothersome is the
+// use of enum classes, which make analogous types between versions much
+// harder to deal with in a uniform way.
+//
+// These utilities help address some of these pains by providing a type-safe,
+// flexible interface to translate between different type spaces.
+
+#define HWC2_INCLUDE_STRINGIFICATION
+#define HWC2_USE_CPP11
+#include <hardware/hwcomposer2.h>
+#undef HWC2_INCLUDE_STRINGIFICATION
+#undef HWC2_USE_CPP11
+
+#include <string>
+#include <type_traits>
+
+namespace HWC {
+
+// Value types derived from HWC HAL types. Some of these are stand-alone,
+// while others are also wrapped in translator classes below.
+using ColorMode = int32_t; // android_color_mode_t;
+using Config = hwc2_config_t;
+using ColorTransform =
+ std::underlying_type<android_color_transform_t>::type; // int32_t;
+using Dataspace = std::underlying_type<android_dataspace_t>::type; // int32_t;
+using DisplayId = hwc2_display_t;
+using DisplayRequest = std::underlying_type<HWC2::DisplayRequest>::type;
+using Hdr = std::underlying_type<android_hdr_t>::type; // int32_t;
+using Layer = hwc2_layer_t;
+using PixelFormat =
+ std::underlying_type<android_pixel_format_t>::type; // int32_t;
+
+// Type traits and casting utilities.
+
+// SFINAE utility to evaluate type expressions.
+template <typename...>
+using TestTypeExpression = void;
+
+// Traits type to determine the underlying type of an enum, integer,
+// or wrapper class.
+template <typename T, typename = typename std::is_enum<T>::type,
+ typename = typename std::is_integral<T>::type, typename = void>
+struct UnderlyingType {
+ using Type = T;
+};
+// Partial specialization that matches enum types. Captures the underlying type
+// of the enum in member type Type.
+template <typename T>
+struct UnderlyingType<T, std::true_type, std::false_type> {
+ using Type = typename std::underlying_type<T>::type;
+};
+// Partial specialization that matches integral types. Captures the type of the
+// integer in member type Type.
+template <typename T>
+struct UnderlyingType<T, std::false_type, std::true_type> {
+ using Type = T;
+};
+// Partial specialization that matches the wrapper types below. Captures
+// wrapper member type ValueType in member type Type.
+template <typename T>
+struct UnderlyingType<T, std::false_type, std::false_type,
+ TestTypeExpression<typename T::ValueType>> {
+ using Type = typename T::ValueType;
+};
+
+// Enable if T is an enum with underlying type U.
+template <typename T, typename U, typename ReturnType = void>
+using EnableIfMatchingEnum = typename std::enable_if<
+ std::is_enum<T>::value &&
+ std::is_same<U, typename UnderlyingType<T>::Type>::value,
+ ReturnType>::type;
+
+// Enable if T and U are the same size/alignment and have the same underlying
+// type. Handles enum, integral, and wrapper classes below.
+template <typename T, typename U, typename Return = void>
+using EnableIfSafeCast = typename std::enable_if<
+ sizeof(T) == sizeof(U) && alignof(T) == alignof(U) &&
+ std::is_same<typename UnderlyingType<T>::Type,
+ typename UnderlyingType<U>::Type>::value,
+ Return>::type;
+
+// Safely cast between std::vectors of matching enum/integer/wraper types.
+// Normally this is not possible with pendantic compiler type checks. However,
+// given the same size, alignment, and underlying type this is safe due to
+// allocator requirements and array-like element access guarantees.
+template <typename T, typename U>
+EnableIfSafeCast<T, U, std::vector<T>*> VectorCast(std::vector<U>* in) {
+ return reinterpret_cast<std::vector<T>*>(in);
+}
+
+// Translator classes that wrap specific HWC types to make translating
+// between different types (especially enum class) in code cleaner.
+
+// Base type for the enum wrappers below. This type provides type definitions
+// and implicit conversion logic common to each wrapper type.
+template <typename EnumType>
+struct Wrapper {
+ // Alias type of this instantiantion of Wrapper. Useful for inheriting
+ // constructors in subclasses via "using Base::Base;" statements.
+ using Base = Wrapper<EnumType>;
+
+ // The enum type wrapped by this instantiation of Wrapper.
+ using BaseType = EnumType;
+
+ // The underlying type of the base enum type.
+ using ValueType = typename UnderlyingType<BaseType>::Type;
+
+ // A default constructor is not defined here. Subclasses should define one
+ // as appropriate to define the correct inital value for the enum type.
+
+ // Default copy constructor.
+ Wrapper(const Wrapper&) = default;
+
+ // Implicit conversion from ValueType.
+ Wrapper(ValueType value) : value(value) {}
+
+ // Implicit conversion from BaseType.
+ Wrapper(BaseType value) : value(static_cast<ValueType>(value)) {}
+
+ // Implicit conversion from an enum type of the same underlying type.
+ template <typename T, typename = EnableIfMatchingEnum<T, ValueType>>
+ Wrapper(const T& value) : value(static_cast<ValueType>(value)) {}
+
+ // Implicit conversion to BaseType.
+ operator BaseType() const { return static_cast<BaseType>(value); }
+
+ // Implicit conversion to ValueType.
+ operator ValueType() const { return value; }
+
+ template <typename T, typename = EnableIfMatchingEnum<T, ValueType>>
+ T cast() const {
+ return static_cast<T>(value);
+ }
+
+ // Converts to string using HWC2 stringification of BaseType.
+ std::string to_string() const {
+ return HWC2::to_string(static_cast<BaseType>(value));
+ }
+
+ bool operator!=(const Wrapper& other) const { return value != other.value; }
+ bool operator!=(ValueType other_value) const { return value != other_value; }
+ bool operator!=(BaseType other_value) const {
+ return static_cast<BaseType>(value) != other_value;
+ }
+ bool operator==(const Wrapper& other) const { return value == other.value; }
+ bool operator==(ValueType other_value) const { return value == other_value; }
+ bool operator==(BaseType other_value) const {
+ return static_cast<BaseType>(value) == other_value;
+ }
+
+ ValueType value;
+};
+
+struct Attribute final : public Wrapper<HWC2::Attribute> {
+ enum : ValueType {
+ Invalid = HWC2_ATTRIBUTE_INVALID,
+ Width = HWC2_ATTRIBUTE_WIDTH,
+ Height = HWC2_ATTRIBUTE_HEIGHT,
+ VsyncPeriod = HWC2_ATTRIBUTE_VSYNC_PERIOD,
+ DpiX = HWC2_ATTRIBUTE_DPI_X,
+ DpiY = HWC2_ATTRIBUTE_DPI_Y,
+ };
+
+ Attribute() : Base(Invalid) {}
+ using Base::Base;
+};
+
+struct BlendMode final : public Wrapper<HWC2::BlendMode> {
+ enum : ValueType {
+ Invalid = HWC2_BLEND_MODE_INVALID,
+ None = HWC2_BLEND_MODE_NONE,
+ Premultiplied = HWC2_BLEND_MODE_PREMULTIPLIED,
+ Coverage = HWC2_BLEND_MODE_COVERAGE,
+ };
+
+ BlendMode() : Base(Invalid) {}
+ using Base::Base;
+};
+
+struct Composition final : public Wrapper<HWC2::Composition> {
+ enum : ValueType {
+ Invalid = HWC2_COMPOSITION_INVALID,
+ Client = HWC2_COMPOSITION_CLIENT,
+ Device = HWC2_COMPOSITION_DEVICE,
+ SolidColor = HWC2_COMPOSITION_SOLID_COLOR,
+ Cursor = HWC2_COMPOSITION_CURSOR,
+ Sideband = HWC2_COMPOSITION_SIDEBAND,
+ };
+
+ Composition() : Base(Invalid) {}
+ using Base::Base;
+};
+
+struct DisplayType final : public Wrapper<HWC2::DisplayType> {
+ enum : ValueType {
+ Invalid = HWC2_DISPLAY_TYPE_INVALID,
+ Physical = HWC2_DISPLAY_TYPE_PHYSICAL,
+ Virtual = HWC2_DISPLAY_TYPE_VIRTUAL,
+ };
+
+ DisplayType() : Base(Invalid) {}
+ using Base::Base;
+};
+
+struct Error final : public Wrapper<HWC2::Error> {
+ enum : ValueType {
+ None = HWC2_ERROR_NONE,
+ BadConfig = HWC2_ERROR_BAD_CONFIG,
+ BadDisplay = HWC2_ERROR_BAD_DISPLAY,
+ BadLayer = HWC2_ERROR_BAD_LAYER,
+ BadParameter = HWC2_ERROR_BAD_PARAMETER,
+ HasChanges = HWC2_ERROR_HAS_CHANGES,
+ NoResources = HWC2_ERROR_NO_RESOURCES,
+ NotValidated = HWC2_ERROR_NOT_VALIDATED,
+ Unsupported = HWC2_ERROR_UNSUPPORTED,
+ };
+
+ Error() : Base(None) {}
+ using Base::Base;
+};
+
+struct LayerRequest final : public Wrapper<HWC2::LayerRequest> {
+ enum : ValueType {
+ ClearClientTarget = HWC2_LAYER_REQUEST_CLEAR_CLIENT_TARGET,
+ };
+
+ LayerRequest() : Base(0) {}
+ using Base::Base;
+};
+
+struct PowerMode final : public Wrapper<HWC2::PowerMode> {
+ enum : ValueType {
+ Off = HWC2_POWER_MODE_OFF,
+ DozeSuspend = HWC2_POWER_MODE_DOZE_SUSPEND,
+ Doze = HWC2_POWER_MODE_DOZE,
+ On = HWC2_POWER_MODE_ON,
+ };
+
+ PowerMode() : Base(Off) {}
+ using Base::Base;
+};
+
+struct Transform final : public Wrapper<HWC2::Transform> {
+ enum : ValueType {
+ None = 0,
+ FlipH = HWC_TRANSFORM_FLIP_H,
+ FlipV = HWC_TRANSFORM_FLIP_V,
+ Rotate90 = HWC_TRANSFORM_ROT_90,
+ Rotate180 = HWC_TRANSFORM_ROT_180,
+ Rotate270 = HWC_TRANSFORM_ROT_270,
+ FlipHRotate90 = HWC_TRANSFORM_FLIP_H_ROT_90,
+ FlipVRotate90 = HWC_TRANSFORM_FLIP_V_ROT_90,
+ };
+
+ Transform() : Base(None) {}
+ using Base::Base;
+};
+
+struct Vsync final : public Wrapper<HWC2::Vsync> {
+ enum : ValueType {
+ Invalid = HWC2_VSYNC_INVALID,
+ Enable = HWC2_VSYNC_ENABLE,
+ Disable = HWC2_VSYNC_DISABLE,
+ };
+
+ Vsync() : Base(Invalid) {}
+ using Base::Base;
+};
+
+// Utility color type.
+struct Color final {
+ Color(const Color&) = default;
+ Color(uint8_t r, uint8_t g, uint8_t b, uint8_t a) : r(r), g(g), b(b), a(a) {}
+ Color(hwc_color_t color) : r(color.r), g(color.g), b(color.b), a(color.a) {}
+
+ operator hwc_color_t() const { return {r, g, b, a}; }
+
+ uint8_t r __attribute__((aligned(1)));
+ uint8_t g __attribute__((aligned(1)));
+ uint8_t b __attribute__((aligned(1)));
+ uint8_t a __attribute__((aligned(1)));
+};
+
+// Utility rectangle type.
+struct Rect final {
+ // TODO(eieio): Implicit conversion to/from Android rect types.
+
+ int32_t left __attribute__((aligned(4)));
+ int32_t top __attribute__((aligned(4)));
+ int32_t right __attribute__((aligned(4)));
+ int32_t bottom __attribute__((aligned(4)));
+};
+
+} // namespace HWC
+
+#endif // ANDROID_LIBVRFLINGER_HWCTYPES_H
diff --git a/libs/vr/libvrflinger/screenshot_service.cpp b/libs/vr/libvrflinger/screenshot_service.cpp
deleted file mode 100644
index d14d588..0000000
--- a/libs/vr/libvrflinger/screenshot_service.cpp
+++ /dev/null
@@ -1,189 +0,0 @@
-#include "screenshot_service.h"
-
-#include <utils/Trace.h>
-
-#include <pdx/default_transport/service_endpoint.h>
-#include <private/android_filesystem_config.h>
-#include <private/dvr/display_types.h>
-#include <private/dvr/trusted_uids.h>
-
-using android::pdx::Message;
-using android::pdx::MessageInfo;
-using android::pdx::default_transport::Endpoint;
-using android::pdx::rpc::DispatchRemoteMethod;
-using android::pdx::rpc::RemoteMethodError;
-using android::pdx::rpc::RemoteMethodReturn;
-
-namespace android {
-namespace dvr {
-
-ScreenshotService::~ScreenshotService() { instance_ = nullptr; }
-
-pdx::Status<void> ScreenshotService::HandleMessage(pdx::Message& message) {
- switch (message.GetOp()) {
- case DisplayScreenshotRPC::GetFormat::Opcode:
- DispatchRemoteMethod<DisplayScreenshotRPC::GetFormat>(
- *this, &ScreenshotService::OnGetFormat, message);
- return {};
-
- case DisplayScreenshotRPC::TakeScreenshot::Opcode:
- DispatchRemoteMethod<DisplayScreenshotRPC::TakeScreenshot>(
- *this, &ScreenshotService::OnTakeScreenshot, message);
- return {};
-
- default:
- return Service::HandleMessage(message);
- }
-}
-
-int ScreenshotService::OnGetFormat(pdx::Message&) {
- return HAL_PIXEL_FORMAT_RGB_888;
-}
-
-ScreenshotData ScreenshotService::OnTakeScreenshot(pdx::Message& message,
- int layer_index) {
- // Also allow AID_SHELL to support vrscreencap commands.
- if (message.GetEffectiveUserId() != AID_SHELL &&
- !IsTrustedUid(message.GetEffectiveUserId())) {
- REPLY_ERROR_RETURN(message, EACCES, {});
- }
-
- AddWaiter(std::move(message), layer_index);
- return {};
-}
-
-void ScreenshotService::AddWaiter(pdx::Message&& message, int layer_index) {
- std::lock_guard<std::mutex> lock(mutex_);
- waiters_.emplace_back(std::move(message), layer_index);
-}
-
-void ScreenshotService::TakeIfNeeded(
- std::array<Layer*, HardwareComposer::kMaxHardwareLayers>& hw_layers,
- Compositor& compositor) {
- std::lock_guard<std::mutex> lock(mutex_);
-
- // Send the buffer contents to all of our waiting clients.
- for (auto& waiter : waiters_) {
- if (waiter.IsDone())
- continue;
-
- if (waiter.layer_index() == 0) {
- ALOGE(
- "ScreenshotService::TakeIfNeeded: Capturing the composited display "
- "output is not yet supported.");
-
- waiter.Error(EINVAL);
- continue;
- }
-
- if (waiter.layer_index() > 0) {
- // Check for hardware layer screenshot requests.
- // Hardware layers are requested with positive indices starting at 1.
- const size_t layer_index = static_cast<size_t>(waiter.layer_index() - 1);
-
- if (layer_index >= hw_layers.size()) {
- waiter.Error(EINVAL);
- continue;
- }
-
- auto buffer = hw_layers[layer_index]->GetBuffer();
- if (!buffer) {
- waiter.Error(ENOBUFS);
- continue;
- }
-
- auto data = compositor.ReadBufferPixels(buffer);
- if (data.empty()) {
- waiter.Error(ENOBUFS);
- continue;
- }
-
- Take(&waiter, data.data(), buffer->width(), buffer->height(),
- buffer->width());
- } else {
- // Check for compositor input layer screenshot requests.
- // Prewarp surfaces are requested with negative indices starting at -1.
- const size_t layer_index = static_cast<size_t>(-waiter.layer_index() - 1);
-
- if (layer_index >= compositor.GetLayerCount()) {
- waiter.Error(EINVAL);
- continue;
- }
-
- int width = 0;
- int height = 0;
- auto data = compositor.ReadLayerPixels(layer_index, &width, &height);
- if (data.empty()) {
- waiter.Error(ENOBUFS);
- continue;
- }
-
- Take(&waiter, data.data(), width, height, width);
- }
- }
-
- // Reply with error to requests that did not match up with a source layer.
- for (auto& waiter : waiters_) {
- if (!waiter.IsDone())
- waiter.Error(EAGAIN);
- }
- waiters_.clear();
-}
-
-void ScreenshotWaiter::Reply(const ScreenshotData& screenshot) {
- ALOGI("Returning screenshot: size=%zu recv_size=%zu",
- screenshot.buffer.size(), message_.GetReceiveLength());
- RemoteMethodReturn<DisplayScreenshotRPC::TakeScreenshot>(message_,
- screenshot);
-}
-
-void ScreenshotWaiter::Error(int error) { RemoteMethodError(message_, error); }
-
-void ScreenshotService::Take(ScreenshotWaiter* waiter, const void* rgba_data,
- int32_t width, int32_t height, int buffer_stride) {
- ATRACE_NAME(__PRETTY_FUNCTION__);
-
- bool is_portrait = height > width;
- if (is_portrait) {
- std::swap(width, height);
- }
- int response_stride = width;
-
- // Convert from RGBA to RGB and if in portrait, rotates to landscape; store
- // the result in the response buffer.
- ScreenshotData screenshot{width, height,
- std::vector<uint8_t>(width * height * 3)};
-
- const auto rgba_bytes = static_cast<const uint8_t*>(rgba_data);
- for (int j = 0; j < height; ++j) {
- for (int i = 0; i < width; ++i) {
- // If the screenshot is in portrait mode, rotate into landscape mode.
- const int response_index = is_portrait
- ? (height - j - 1) * response_stride + i
- : j * response_stride + i;
- const int buffer_index =
- is_portrait ? i * buffer_stride + j : j * buffer_stride + i;
- screenshot.buffer[response_index * 3 + 0] =
- rgba_bytes[buffer_index * 4 + 0];
- screenshot.buffer[response_index * 3 + 1] =
- rgba_bytes[buffer_index * 4 + 1];
- screenshot.buffer[response_index * 3 + 2] =
- rgba_bytes[buffer_index * 4 + 2];
- }
- }
-
- waiter->Reply(screenshot);
-}
-
-ScreenshotService::ScreenshotService()
- : BASE("ScreenshotService",
- Endpoint::Create(DisplayScreenshotRPC::kClientPath)) {
- instance_ = this;
-}
-
-ScreenshotService* ScreenshotService::GetInstance() { return instance_; }
-
-ScreenshotService* ScreenshotService::instance_ = nullptr;
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libvrflinger/screenshot_service.h b/libs/vr/libvrflinger/screenshot_service.h
deleted file mode 100644
index f59e872..0000000
--- a/libs/vr/libvrflinger/screenshot_service.h
+++ /dev/null
@@ -1,82 +0,0 @@
-#ifndef ANDROID_DVR_SERVICES_DISPLAYD_SCREENSHOT_SERVICE_H_
-#define ANDROID_DVR_SERVICES_DISPLAYD_SCREENSHOT_SERVICE_H_
-
-#include <pdx/rpc/pointer_wrapper.h>
-#include <pdx/service.h>
-#include <private/dvr/ion_buffer.h>
-
-#include <mutex>
-#include <vector>
-
-#include "hardware_composer.h"
-
-namespace android {
-namespace dvr {
-
-class ScreenshotWaiter {
- public:
- explicit ScreenshotWaiter(pdx::Message&& message, int layer_index)
- : message_(std::move(message)), layer_index_(layer_index) {}
- ScreenshotWaiter(ScreenshotWaiter&&) = default;
-
- void Reply(const ScreenshotData& screenshot);
- void Error(int error);
-
- bool IsDone() const { return message_.replied(); }
- int layer_index() const { return layer_index_; }
-
- private:
- pdx::Message message_;
- int layer_index_;
-
- ScreenshotWaiter(const ScreenshotWaiter&) = delete;
- void operator=(const ScreenshotWaiter&) = delete;
-};
-
-// The screenshot service allows clients to obtain screenshots from displayd.
-class ScreenshotService : public pdx::ServiceBase<ScreenshotService> {
- public:
- ~ScreenshotService();
-
- pdx::Status<void> HandleMessage(pdx::Message& message) override;
-
- // Returns true if there is a pending screenshot request.
- bool IsScreenshotRequestPending() const {
- std::lock_guard<std::mutex> lock(mutex_);
- return !waiters_.empty();
- }
-
- // If any clients are currently waiting for a screenshot, read back the
- // contents of requested layers and send the resulting
- // image to the clients.
- void TakeIfNeeded(
- std::array<Layer*, HardwareComposer::kMaxHardwareLayers>& hw_layers,
- Compositor& compositor);
-
- static ScreenshotService* GetInstance();
-
- private:
- friend BASE;
-
- ScreenshotService();
-
- void AddWaiter(pdx::Message&& message, int layer_index);
-
- ScreenshotData OnTakeScreenshot(pdx::Message& message, int index);
- int OnGetFormat(pdx::Message& message);
-
- // Copy the given screenshot data into the message reply.
- void Take(ScreenshotWaiter* waiter, const void* rgba_data, int32_t width,
- int32_t height, int buffer_stride);
-
- static ScreenshotService* instance_;
-
- // Protects access to subsequent member variables.
- mutable std::mutex mutex_;
- std::vector<ScreenshotWaiter> waiters_;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_SERVICES_DISPLAYD_SCREENSHOT_SERVICE_H_
diff --git a/libs/vr/libvrflinger/surface_channel.cpp b/libs/vr/libvrflinger/surface_channel.cpp
deleted file mode 100644
index 263b382..0000000
--- a/libs/vr/libvrflinger/surface_channel.cpp
+++ /dev/null
@@ -1,44 +0,0 @@
-#include "surface_channel.h"
-
-using android::pdx::BorrowedChannelHandle;
-using android::pdx::Message;
-using android::pdx::rpc::DispatchRemoteMethod;
-
-namespace android {
-namespace dvr {
-
-pdx::Status<void> SurfaceChannel::HandleMessage(Message& message) {
- switch (message.GetOp()) {
- case DisplayRPC::GetMetadataBuffer::Opcode:
- DispatchRemoteMethod<DisplayRPC::GetMetadataBuffer>(
- *this, &SurfaceChannel::OnGetMetadataBuffer, message);
- break;
- }
-
- return {};
-}
-
-BorrowedChannelHandle SurfaceChannel::OnGetMetadataBuffer(Message& message) {
- if (EnsureMetadataBuffer()) {
- return metadata_buffer_->GetChannelHandle().Borrow();
- } else {
- REPLY_ERROR_RETURN(message, -ENOMEM, {});
- }
-}
-
-bool SurfaceChannel::EnsureMetadataBuffer() {
- if (!metadata_buffer_) {
- metadata_buffer_ =
- BufferProducer::CreateUncachedBlob(metadata_size());
- if (!metadata_buffer_) {
- ALOGE(
- "DisplaySurface::EnsureMetadataBuffer: could not allocate metadata "
- "buffer");
- return false;
- }
- }
- return true;
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libvrflinger/surface_channel.h b/libs/vr/libvrflinger/surface_channel.h
deleted file mode 100644
index bb6b1c5..0000000
--- a/libs/vr/libvrflinger/surface_channel.h
+++ /dev/null
@@ -1,63 +0,0 @@
-#ifndef ANDROID_DVR_SERVICES_DISPLAYD_SURFACE_CHANNEL_H_
-#define ANDROID_DVR_SERVICES_DISPLAYD_SURFACE_CHANNEL_H_
-
-#include <pdx/service.h>
-#include <private/dvr/buffer_hub_client.h>
-#include <private/dvr/display_rpc.h>
-
-namespace android {
-namespace dvr {
-
-class DisplayService;
-
-class SurfaceChannel : public pdx::Channel {
- public:
- SurfaceChannel(DisplayService* service, int channel_id, SurfaceType type,
- size_t metadata_size)
- : service_(service),
- surface_id_(channel_id),
- type_(type),
- metadata_size_(metadata_size) {}
-
- ~SurfaceChannel() override = default;
-
- DisplayService* service() const { return service_; }
- int surface_id() const { return surface_id_; }
- SurfaceType type() const { return type_; }
- size_t metadata_size() const { return metadata_size_; }
-
- pdx::LocalHandle GetMetadataBufferFd() {
- return EnsureMetadataBuffer() ? metadata_buffer_->GetBlobFd()
- : pdx::LocalHandle{};
- }
-
- // Dispatches surface channel messages to the appropriate handlers. This
- // handler runs on the displayd message dispatch thread.
- virtual pdx::Status<void> HandleMessage(pdx::Message& message);
-
- protected:
- // Contains the surface metadata.
- std::shared_ptr<BufferProducer> metadata_buffer_;
-
- // Returns the metadata buffer for this surface. The first call allocates the
- // buffer, while subsequent calls return the same buffer.
- pdx::BorrowedChannelHandle OnGetMetadataBuffer(pdx::Message& message);
-
- // Allocates the single metadata buffer for this surface unless it is already
- // allocated. Idempotent when called multiple times.
- bool EnsureMetadataBuffer();
-
- private:
- DisplayService* service_;
- int surface_id_;
- SurfaceType type_;
- size_t metadata_size_;
-
- SurfaceChannel(const SurfaceChannel&) = delete;
- void operator=(const SurfaceChannel&) = delete;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_SERVICES_DISPLAYD_SURFACE_CHANNEL_H_
diff --git a/libs/vr/libvrflinger/video_compositor.cpp b/libs/vr/libvrflinger/video_compositor.cpp
deleted file mode 100644
index c5a5b64..0000000
--- a/libs/vr/libvrflinger/video_compositor.cpp
+++ /dev/null
@@ -1,131 +0,0 @@
-#include "video_compositor.h"
-
-#include <EGL/eglext.h>
-#include <GLES2/gl2ext.h>
-
-#include <private/dvr/debug.h>
-#include <private/dvr/display_rpc.h>
-
-namespace android {
-namespace dvr {
-
-VideoCompositor::Texture::Texture(
- EGLDisplay display, const std::shared_ptr<BufferConsumer>& buffer_consumer)
- : display_(display),
- image_(EGL_NO_IMAGE_KHR),
- texture_id_(0),
- buffer_consumer_(buffer_consumer) {}
-
-VideoCompositor::Texture::~Texture() {
- if (image_ != EGL_NO_IMAGE_KHR)
- eglDestroyImageKHR(display_, image_);
- if (texture_id_ != 0)
- glDeleteTextures(1, &texture_id_);
-}
-
-GLuint VideoCompositor::Texture::EnsureTextureReady() {
- if (!image_) {
- native_buffer_ = new NativeBuffer(buffer_consumer_);
- CHECK_GL();
-
- image_ = eglCreateImageKHR(
- display_, EGL_NO_CONTEXT, EGL_NATIVE_BUFFER_ANDROID,
- static_cast<ANativeWindowBuffer*>(native_buffer_.get()), nullptr);
- if (!image_) {
- ALOGE("Failed to create EGLImage.");
- return 0;
- }
-
- glGenTextures(1, &texture_id_);
- glBindTexture(GL_TEXTURE_EXTERNAL_OES, texture_id_);
- glEGLImageTargetTexture2DOES(GL_TEXTURE_EXTERNAL_OES, image_);
- glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
- glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
- glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_WRAP_S,
- GL_CLAMP_TO_EDGE);
- glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_WRAP_T,
- GL_CLAMP_TO_EDGE);
- CHECK_GL();
- }
-
- return texture_id_;
-}
-
-void VideoCompositor::Texture::Release() {
- const int ret = buffer_consumer_->Release({});
- if (ret < 0) {
- ALOGE(
- "VideoCompositor::Texture::Release: Failed to release buffer, error: "
- "%s",
- strerror(-ret));
- }
-}
-
-VideoCompositor::VideoCompositor(
- const std::shared_ptr<VideoMeshSurface>& surface,
- const volatile DisplaySurfaceMetadata* display_surface_metadata)
- : surface_(surface),
- consumer_queue_(surface->GetConsumerQueue()),
- transform_metadata_(display_surface_metadata),
- active_texture_slot_(-1) {}
-
-GLuint VideoCompositor::GetActiveTextureId(EGLDisplay display) {
- size_t slot;
- BufferHubQueueCore::NativeBufferMetadata metadata;
-
- while (true) {
- // A native way to pick the active texture: always dequeue all buffers from
- // the queue until it's empty. This works well as long as video frames are
- // queued in order from the producer side.
- // TODO(jwcai) Use |metadata.timestamp_ns| to schedule video frames
- // accurately.
- LocalHandle acquire_fence;
- auto buffer_consumer =
- consumer_queue_->Dequeue(0, &slot, &metadata, &acquire_fence);
-
- if (buffer_consumer) {
- // Create a new texture if it hasn't been created yet, or the same slot
- // has a new |buffer_consumer|.
- if (textures_[slot] == nullptr ||
- textures_[slot]->event_fd() != buffer_consumer->event_fd()) {
- textures_[slot] =
- std::unique_ptr<Texture>(new Texture(display, buffer_consumer));
- }
-
- if (active_texture_slot_ != static_cast<int>(slot)) {
- if (active_texture_slot_ >= 0) {
- // Release the last active texture and move on to use the new one.
- textures_[active_texture_slot_]->Release();
- }
- active_texture_slot_ = slot;
- }
- } else {
- break;
- }
- }
-
- if (active_texture_slot_ < 0) {
- // No texture is active yet.
- return 0;
- }
-
- return textures_[active_texture_slot_]->EnsureTextureReady();
-}
-
-mat4 VideoCompositor::GetTransform(int eye, size_t render_buffer_index) {
- volatile const VideoMeshSurfaceMetadata* transform_metadata =
- surface_->GetMetadataBufferPtr();
-
- mat4 screen_transform;
- for (int i = 0; i < 4; ++i) {
- for (int j = 0; j < 4; ++j) {
- screen_transform(i, j) =
- transform_metadata->transform[render_buffer_index][eye].val[i][j];
- }
- }
-
- return screen_transform;
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libvrflinger/video_compositor.h b/libs/vr/libvrflinger/video_compositor.h
deleted file mode 100644
index d0e72e1..0000000
--- a/libs/vr/libvrflinger/video_compositor.h
+++ /dev/null
@@ -1,84 +0,0 @@
-#ifndef ANDROID_DVR_SERVICES_DISPLAYD_VIDEO_COMPOSITOR_H_
-#define ANDROID_DVR_SERVICES_DISPLAYD_VIDEO_COMPOSITOR_H_
-
-#include <EGL/egl.h>
-#include <GLES2/gl2.h>
-#include <private/dvr/buffer_hub_queue_core.h>
-#include <private/dvr/types.h>
-
-#include <vector>
-
-#include "display_surface.h"
-#include "video_mesh_surface.h"
-
-namespace android {
-namespace dvr {
-
-using pdx::LocalHandle;
-
-// Manages video buffer consumers, texture mapping, and playback timing.
-class VideoCompositor {
- public:
- VideoCompositor(
- const std::shared_ptr<VideoMeshSurface>& surface,
- const volatile DisplaySurfaceMetadata* display_surface_metadata);
-
- int surface_id() const { return surface_ ? surface_->surface_id() : -1; }
-
- // Returns a GL texture id that should be composited by displayd during the
- // current rendering loop. Note that this function must be called in
- // displayd's GL context.
- GLuint GetActiveTextureId(EGLDisplay display);
-
- // Returns a basic video mesh tranform.
- mat4 GetTransform(int eye, size_t render_buffer_index);
-
- private:
- class Texture {
- public:
- Texture(EGLDisplay display,
- const std::shared_ptr<BufferConsumer>& buffer_consumer);
- ~Texture();
-
- // Returns the |event_fd| of the underlying buffer consumer. Caller can use
- // this to decided whether the Texture need to be recreated for a different
- // buffer consumer.
- int event_fd() const { return buffer_consumer_->event_fd(); }
-
- // Method to map a dvr::BufferConsumer to a GL texture within the current GL
- // context. If the current Texture object's |image_| hasn't been
- // initialized, the method will do so based on the |buffer_consumer| and a
- // new GL texture will be generated, cached, and returned. Otherwise, the
- // cached |texture_id_| will be returned directly.
- GLuint EnsureTextureReady();
-
- // Signal bufferhub that the texture is done rendering so that the buffer
- // can be re-gained by the producer for future use.
- void Release();
-
- private:
- using NativeBuffer = BufferHubQueueCore::NativeBuffer;
-
- EGLDisplay display_;
- EGLImageKHR image_;
- GLuint texture_id_;
- sp<NativeBuffer> native_buffer_;
- std::shared_ptr<BufferConsumer> buffer_consumer_;
- };
-
- std::shared_ptr<VideoMeshSurface> surface_;
- std::shared_ptr<ConsumerQueue> consumer_queue_;
- std::array<std::unique_ptr<Texture>, BufferHubQueue::kMaxQueueCapacity>
- textures_;
-
- const volatile DisplaySurfaceMetadata* transform_metadata_;
- int active_texture_slot_;
-
- VideoCompositor(const VideoCompositor&) = delete;
- void operator=(const VideoCompositor&) = delete;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_SERVICES_DISPLAYD_VIDEO_COMPOSITOR_H_
diff --git a/libs/vr/libvrflinger/video_mesh_surface.cpp b/libs/vr/libvrflinger/video_mesh_surface.cpp
deleted file mode 100644
index ce0dfca..0000000
--- a/libs/vr/libvrflinger/video_mesh_surface.cpp
+++ /dev/null
@@ -1,61 +0,0 @@
-#include "video_mesh_surface.h"
-
-#include <private/dvr/buffer_hub_queue_core.h>
-#include <private/dvr/display_rpc.h>
-
-using android::pdx::LocalChannelHandle;
-using android::pdx::rpc::DispatchRemoteMethod;
-
-namespace android {
-namespace dvr {
-
-VideoMeshSurface::VideoMeshSurface(DisplayService* service, int surface_id)
- : SurfaceChannel(service, surface_id, SurfaceTypeEnum::VideoMesh,
- sizeof(VideoMeshSurfaceMetadata)) {}
-
-VideoMeshSurface::~VideoMeshSurface() {}
-
-pdx::Status<void> VideoMeshSurface::HandleMessage(Message& message) {
- ATRACE_NAME("VideoMeshSurface::HandleMessage");
-
- switch (message.GetOp()) {
- case DisplayRPC::VideoMeshSurfaceCreateProducerQueue::Opcode:
- DispatchRemoteMethod<DisplayRPC::VideoMeshSurfaceCreateProducerQueue>(
- *this, &VideoMeshSurface::OnCreateProducerQueue, message);
- break;
-
- default:
- return SurfaceChannel::HandleMessage(message);
- }
-
- return {};
-}
-
-std::shared_ptr<ConsumerQueue> VideoMeshSurface::GetConsumerQueue() {
- if (!consumer_queue_) {
- ALOGE(
- "VideoMeshSurface::GetConsumerQueue: consumer_queue is uninitialized.");
- }
-
- return consumer_queue_;
-}
-
-LocalChannelHandle VideoMeshSurface::OnCreateProducerQueue(Message& message) {
- ATRACE_NAME("VideoMeshSurface::OnCreateProducerQueue");
-
- if (consumer_queue_ != nullptr) {
- ALOGE(
- "VideoMeshSurface::OnCreateProducerQueue: A ProdcuerQueue has already "
- "been created and transported to VideoMeshSurfaceClient.");
- REPLY_ERROR_RETURN(message, EALREADY, {});
- }
-
- auto producer =
- ProducerQueue::Create<BufferHubQueueCore::NativeBufferMetadata>();
- consumer_queue_ = producer->CreateConsumerQueue();
-
- return std::move(producer->GetChannelHandle());
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/libs/vr/libvrflinger/video_mesh_surface.h b/libs/vr/libvrflinger/video_mesh_surface.h
deleted file mode 100644
index 2c9f3e8..0000000
--- a/libs/vr/libvrflinger/video_mesh_surface.h
+++ /dev/null
@@ -1,52 +0,0 @@
-#ifndef ANDROID_DVR_SERVICES_DISPLAYD_VIDEO_MESH_SURFACE_H_
-#define ANDROID_DVR_SERVICES_DISPLAYD_VIDEO_MESH_SURFACE_H_
-
-#include <private/dvr/buffer_hub_queue_client.h>
-
-#include "surface_channel.h"
-
-namespace android {
-namespace dvr {
-
-class DisplayService;
-
-// VideoMeshSurface takes three inputs: 1) buffers filled by Android system
-// components (e.g. MediaCodec or camera stack) other than applications' GL
-// context; 2) a 3D mesh chosen by application to define the shape of the
-// surface; 3) a transformation matrix from application to define the rotation,
-// position, and scaling of the video surface.
-class VideoMeshSurface : public SurfaceChannel {
- public:
- using Message = pdx::Message;
- using LocalChannelHandle = pdx::LocalChannelHandle;
-
- VideoMeshSurface(DisplayService* service, int channel_id);
- ~VideoMeshSurface() override;
-
- volatile const VideoMeshSurfaceMetadata* GetMetadataBufferPtr() {
- if (EnsureMetadataBuffer()) {
- void* addr = nullptr;
- metadata_buffer_->GetBlobReadWritePointer(metadata_size(), &addr);
- return static_cast<const volatile VideoMeshSurfaceMetadata*>(addr);
- } else {
- return nullptr;
- }
- }
-
- pdx::Status<void> HandleMessage(Message& message) override;
-
- std::shared_ptr<ConsumerQueue> GetConsumerQueue();
-
- private:
- LocalChannelHandle OnCreateProducerQueue(Message& message);
-
- std::shared_ptr<ConsumerQueue> consumer_queue_;
-
- VideoMeshSurface(const VideoMeshSurface&) = delete;
- void operator=(const VideoMeshSurface&) = delete;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_SERVICES_DISPLAYD_VIDEO_MESH_SURFACE_H_
diff --git a/libs/vr/libvrflinger/vr_flinger.cpp b/libs/vr/libvrflinger/vr_flinger.cpp
index 21226db..b2dc1d8 100644
--- a/libs/vr/libvrflinger/vr_flinger.cpp
+++ b/libs/vr/libvrflinger/vr_flinger.cpp
@@ -11,9 +11,9 @@
#include <binder/IServiceManager.h>
#include <binder/ProcessState.h>
-#include <log/log.h>
#include <cutils/properties.h>
#include <cutils/sched_policy.h>
+#include <log/log.h>
#include <private/dvr/display_client.h>
#include <sys/prctl.h>
#include <sys/resource.h>
@@ -25,7 +25,6 @@
#include "DisplayHardware/ComposerHal.h"
#include "display_manager_service.h"
#include "display_service.h"
-#include "screenshot_service.h"
#include "vsync_service.h"
namespace android {
@@ -77,11 +76,11 @@
request_display_callback_ = request_display_callback;
- dispatcher_ =
- android::pdx::default_transport::ServiceDispatcher::Create();
+ dispatcher_ = android::pdx::default_transport::ServiceDispatcher::Create();
CHECK_ERROR(!dispatcher_, error, "Failed to create service dispatcher.");
- display_service_ = android::dvr::DisplayService::Create(hidl);
+ display_service_ =
+ android::dvr::DisplayService::Create(hidl, request_display_callback);
CHECK_ERROR(!display_service_, error, "Failed to create display service.");
dispatcher_->AddService(display_service_);
@@ -89,10 +88,6 @@
CHECK_ERROR(!service, error, "Failed to create display manager service.");
dispatcher_->AddService(service);
- service = android::dvr::ScreenshotService::Create();
- CHECK_ERROR(!service, error, "Failed to create screenshot service.");
- dispatcher_->AddService(service);
-
service = android::dvr::VSyncService::Create();
CHECK_ERROR(!service, error, "Failed to create vsync service.");
dispatcher_->AddService(service);
@@ -147,7 +142,9 @@
void VrFlinger::PersistentVrStateCallback::onPersistentVrStateChanged(
bool enabled) {
ALOGV("Notified persistent vr mode is %s", enabled ? "on" : "off");
- request_display_callback_(enabled);
+ // TODO(eieio): Determine the correct signal to request display control.
+ // Persistent VR mode is not enough.
+ // request_display_callback_(enabled);
}
} // namespace dvr
diff --git a/libs/vr/libvrflinger/vsync_service.cpp b/libs/vr/libvrflinger/vsync_service.cpp
index 612b9b2..2a83933 100644
--- a/libs/vr/libvrflinger/vsync_service.cpp
+++ b/libs/vr/libvrflinger/vsync_service.cpp
@@ -1,17 +1,19 @@
#include "vsync_service.h"
-#include <log/log.h>
#include <hardware/hwcomposer.h>
+#include <log/log.h>
#include <poll.h>
#include <sys/prctl.h>
#include <time.h>
#include <utils/Trace.h>
+#include <dvr/dvr_display_types.h>
#include <pdx/default_transport/service_endpoint.h>
#include <private/dvr/clock_ns.h>
-#include <private/dvr/display_rpc.h>
-#include <private/dvr/display_types.h>
+#include <private/dvr/display_protocol.h>
+using android::dvr::display::VSyncProtocol;
+using android::dvr::display::VSyncSchedInfo;
using android::pdx::Channel;
using android::pdx::Message;
using android::pdx::MessageInfo;
@@ -22,7 +24,7 @@
namespace dvr {
VSyncService::VSyncService()
- : BASE("VSyncService", Endpoint::Create(DisplayVSyncRPC::kClientPath)),
+ : BASE("VSyncService", Endpoint::Create(VSyncProtocol::kClientPath)),
last_vsync_(0),
current_vsync_(0),
compositor_time_ns_(0),
@@ -109,22 +111,22 @@
pdx::Status<void> VSyncService::HandleMessage(pdx::Message& message) {
switch (message.GetOp()) {
- case DisplayVSyncRPC::Wait::Opcode:
+ case VSyncProtocol::Wait::Opcode:
AddWaiter(message);
return {};
- case DisplayVSyncRPC::GetLastTimestamp::Opcode:
- DispatchRemoteMethod<DisplayVSyncRPC::GetLastTimestamp>(
+ case VSyncProtocol::GetLastTimestamp::Opcode:
+ DispatchRemoteMethod<VSyncProtocol::GetLastTimestamp>(
*this, &VSyncService::OnGetLastTimestamp, message);
return {};
- case DisplayVSyncRPC::GetSchedInfo::Opcode:
- DispatchRemoteMethod<DisplayVSyncRPC::GetSchedInfo>(
+ case VSyncProtocol::GetSchedInfo::Opcode:
+ DispatchRemoteMethod<VSyncProtocol::GetSchedInfo>(
*this, &VSyncService::OnGetSchedInfo, message);
return {};
- case DisplayVSyncRPC::Acknowledge::Opcode:
- DispatchRemoteMethod<DisplayVSyncRPC::Acknowledge>(
+ case VSyncProtocol::Acknowledge::Opcode:
+ DispatchRemoteMethod<VSyncProtocol::Acknowledge>(
*this, &VSyncService::OnAcknowledge, message);
return {};
@@ -133,16 +135,17 @@
}
}
-int64_t VSyncService::OnGetLastTimestamp(pdx::Message& message) {
+pdx::Status<int64_t> VSyncService::OnGetLastTimestamp(pdx::Message& message) {
auto client = std::static_pointer_cast<VSyncChannel>(message.GetChannel());
std::lock_guard<std::mutex> autolock(mutex_);
// Getting the timestamp has the side effect of ACKing.
client->Ack();
- return current_vsync_;
+ return {current_vsync_};
}
-VSyncSchedInfo VSyncService::OnGetSchedInfo(pdx::Message& message) {
+pdx::Status<VSyncSchedInfo> VSyncService::OnGetSchedInfo(
+ pdx::Message& message) {
auto client = std::static_pointer_cast<VSyncChannel>(message.GetChannel());
std::lock_guard<std::mutex> autolock(mutex_);
@@ -176,23 +179,25 @@
}
}
- return {vsync_period_ns, next_warp, next_vsync_count};
+ return {{vsync_period_ns, next_warp, next_vsync_count}};
}
-int VSyncService::OnAcknowledge(pdx::Message& message) {
+pdx::Status<void> VSyncService::OnAcknowledge(pdx::Message& message) {
auto client = std::static_pointer_cast<VSyncChannel>(message.GetChannel());
std::lock_guard<std::mutex> autolock(mutex_);
client->Ack();
- return 0;
+ return {};
}
void VSyncWaiter::Notify(int64_t timestamp) {
timestamp_ = timestamp;
- DispatchRemoteMethod<DisplayVSyncRPC::Wait>(*this, &VSyncWaiter::OnWait,
- message_);
+ DispatchRemoteMethod<VSyncProtocol::Wait>(*this, &VSyncWaiter::OnWait,
+ message_);
}
-int64_t VSyncWaiter::OnWait(pdx::Message& /*message*/) { return timestamp_; }
+pdx::Status<int64_t> VSyncWaiter::OnWait(pdx::Message& /*message*/) {
+ return {timestamp_};
+}
void VSyncChannel::Ack() {
ALOGD_IF(TRACE, "VSyncChannel::Ack: pid=%d cid=%d\n", pid_, cid_);
diff --git a/libs/vr/libvrflinger/vsync_service.h b/libs/vr/libvrflinger/vsync_service.h
index 1c86d42..215948e 100644
--- a/libs/vr/libvrflinger/vsync_service.h
+++ b/libs/vr/libvrflinger/vsync_service.h
@@ -23,7 +23,7 @@
void Notify(int64_t timestamp);
private:
- int64_t OnWait(pdx::Message& message);
+ pdx::Status<int64_t> OnWait(pdx::Message& message);
pdx::Message message_;
int64_t timestamp_ = 0;
@@ -62,10 +62,9 @@
void OnChannelClose(pdx::Message& message,
const std::shared_ptr<pdx::Channel>& channel) override;
- // Called by the hardware composer HAL, or similar,
- // whenever a vsync event occurs.
- // |compositor_time_ns| is the number of ns before the next vsync when the
- // compositor will preempt the GPU to do EDS and lens warp.
+ // Called by the hardware composer HAL, or similar, whenever a vsync event
+ // occurs. |compositor_time_ns| is the number of ns before the next vsync when
+ // the compositor will preempt the GPU to do EDS and lens warp.
void VSyncEvent(int display, int64_t timestamp_ns, int64_t compositor_time_ns,
uint32_t vsync_count);
@@ -74,9 +73,9 @@
VSyncService();
- int64_t OnGetLastTimestamp(pdx::Message& message);
- VSyncSchedInfo OnGetSchedInfo(pdx::Message& message);
- int OnAcknowledge(pdx::Message& message);
+ pdx::Status<int64_t> OnGetLastTimestamp(pdx::Message& message);
+ pdx::Status<display::VSyncSchedInfo> OnGetSchedInfo(pdx::Message& message);
+ pdx::Status<void> OnAcknowledge(pdx::Message& message);
void NotifierThreadFunction();
diff --git a/libs/vr/libvrsensor/Android.bp b/libs/vr/libvrsensor/Android.bp
index d59182e..abad78b 100644
--- a/libs/vr/libvrsensor/Android.bp
+++ b/libs/vr/libvrsensor/Android.bp
@@ -46,29 +46,3 @@
name: "libvrsensor",
}
-testFiles = ["tests/sensor_app_tests.cpp"]
-
-cc_test {
- name: "sensor_app_tests",
- tags: ["optional"],
-
- srcs: testFiles,
-
- shared_libs: [
- "libEGL",
- "libGLESv1_CM",
- "libGLESv2",
- "libvulkan",
- "libsync",
- ] + sharedLibraries,
-
- static_libs: [
- "libgmock_main",
- "libgmock",
- "libdisplay",
- "libeds",
- "libvrsensor",
- "libdvrgraphics",
- ] + staticLibraries,
-
-}
diff --git a/libs/vr/libvrsensor/tests/sensor_app_tests.cpp b/libs/vr/libvrsensor/tests/sensor_app_tests.cpp
deleted file mode 100644
index 64c9864..0000000
--- a/libs/vr/libvrsensor/tests/sensor_app_tests.cpp
+++ /dev/null
@@ -1,132 +0,0 @@
-#include <EGL/egl.h>
-#include <GLES2/gl2.h>
-#include <math.h>
-#include <inttypes.h>
-
-#include <dvr/graphics.h>
-#include <dvr/pose_client.h>
-#include <gtest/gtest.h>
-#include <log/log.h>
-#include <private/dvr/types.h>
-
-using android::dvr::vec4;
-
-namespace {
-
-vec4 ToVec4(float32x4_t rhs) { return vec4(rhs[0], rhs[1], rhs[2], rhs[3]); }
-
-}
-
-DvrGraphicsContext* CreateContext() {
- DvrGraphicsContext* context = nullptr;
- int display_width = 0, display_height = 0;
- int surface_width = 0, surface_height = 0;
- float inter_lens_meters = 0.0f;
- float left_fov[4] = {0.0f};
- float right_fov[4] = {0.0f};
- int disable_warp = 0;
- DvrSurfaceParameter surface_params[] = {
- DVR_SURFACE_PARAMETER_IN(DISABLE_DISTORTION, disable_warp),
- DVR_SURFACE_PARAMETER_OUT(DISPLAY_WIDTH, &display_width),
- DVR_SURFACE_PARAMETER_OUT(DISPLAY_HEIGHT, &display_height),
- DVR_SURFACE_PARAMETER_OUT(SURFACE_WIDTH, &surface_width),
- DVR_SURFACE_PARAMETER_OUT(SURFACE_HEIGHT, &surface_height),
- DVR_SURFACE_PARAMETER_OUT(INTER_LENS_METERS, &inter_lens_meters),
- DVR_SURFACE_PARAMETER_OUT(LEFT_FOV_LRBT, left_fov),
- DVR_SURFACE_PARAMETER_OUT(RIGHT_FOV_LRBT, right_fov),
- DVR_SURFACE_PARAMETER_LIST_END,
- };
- dvrGraphicsContextCreate(surface_params, &context);
- return context;
-}
-
-TEST(SensorAppTests, GetPose) {
- DvrGraphicsContext* context = CreateContext();
- ASSERT_NE(nullptr, context);
- DvrPose* client = dvrPoseCreate();
- ASSERT_NE(nullptr, client);
-
- DvrPoseAsync last_pose;
- uint32_t last_vsync_count = 0;
- for (int i = 0; i < 10; ++i) {
- DvrFrameSchedule schedule;
- dvrGraphicsWaitNextFrame(context, 0, &schedule);
- DvrPoseAsync pose;
- int ret = dvrPoseGet(client, schedule.vsync_count, &pose);
- ASSERT_EQ(0, ret);
-
- // Check for unit-length quaternion to verify valid pose.
- vec4 quaternion = ToVec4(pose.orientation);
- float length = quaternion.norm();
- EXPECT_GT(0.001, fabs(1.0f - length));
-
- // Check for different data each frame, but skip first few to allow
- // startup anomalies.
- if (i > 0) {
- if (last_vsync_count == schedule.vsync_count)
- ALOGE("vsync did not increment: %u", schedule.vsync_count);
- if (pose.timestamp_ns == last_pose.timestamp_ns)
- ALOGE("timestamp did not change: %" PRIu64, pose.timestamp_ns);
- // TODO(jbates) figure out why the bots are not passing this check.
- // EXPECT_NE(last_vsync_count, schedule.vsync_count);
- // EXPECT_NE(pose.timestamp_ns, last_pose.timestamp_ns);
- }
- last_pose = pose;
- last_vsync_count = schedule.vsync_count;
- dvrBeginRenderFrame(context);
- glClear(GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT);
- dvrPresent(context);
- }
-
- dvrPoseDestroy(client);
- dvrGraphicsContextDestroy(context);
-}
-
-TEST(SensorAppTests, PoseRingBuffer) {
- DvrGraphicsContext* context = CreateContext();
- ASSERT_NE(nullptr, context);
- DvrPose* client = dvrPoseCreate();
- ASSERT_NE(nullptr, client);
-
- DvrPoseRingBufferInfo info;
- int ret = dvrPoseGetRingBuffer(client, &info);
- ASSERT_EQ(0, ret);
- ASSERT_NE(nullptr, info.buffer);
- EXPECT_LE(2u, info.min_future_count);
- EXPECT_LE(8u, info.total_count);
-
- DvrPoseAsync last_pose;
- uint32_t last_vsync_count = 0;
- for (int i = 0; i < 10; ++i) {
- DvrFrameSchedule schedule;
- dvrGraphicsWaitNextFrame(context, 0, &schedule);
- DvrPoseAsync pose;
- ret = dvrPoseGet(client, schedule.vsync_count, &pose);
- ASSERT_EQ(0, ret);
-
- // Check for unit-length quaternion to verify valid pose.
- vec4 quaternion = ToVec4(pose.orientation);
- float length = quaternion.norm();
- EXPECT_GT(0.001, fabs(1.0f - length));
-
- // Check for different data each frame, but skip first few to allow
- // startup anomalies.
- if (i > 0) {
- if (last_vsync_count == schedule.vsync_count)
- ALOGE("vsync did not increment: %u", schedule.vsync_count);
- if (pose.timestamp_ns == last_pose.timestamp_ns)
- ALOGE("timestamp did not change: %" PRIu64, pose.timestamp_ns);
- // TODO(jbates) figure out why the bots are not passing this check.
- // EXPECT_NE(last_vsync_count, schedule.vsync_count);
- // EXPECT_NE(pose.timestamp_ns, last_pose.timestamp_ns);
- }
- last_pose = pose;
- last_vsync_count = schedule.vsync_count;
- dvrBeginRenderFrame(context);
- glClear(GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT);
- dvrPresent(context);
- }
-
- dvrPoseDestroy(client);
- dvrGraphicsContextDestroy(context);
-}
diff --git a/opengl/libs/EGL/eglApi.cpp b/opengl/libs/EGL/eglApi.cpp
index 9de15d0..10f4e66 100644
--- a/opengl/libs/EGL/eglApi.cpp
+++ b/opengl/libs/EGL/eglApi.cpp
@@ -829,6 +829,42 @@
egl_tls_t::setContext(EGL_NO_CONTEXT);
}
} else {
+ // Force return to current context for drivers that cannot handle errors
+ EGLBoolean restore_result = EGL_FALSE;
+
+ // get a reference to the old current objects
+ ContextRef _c2(dp.get(), cur_c);
+ SurfaceRef _d2(dp.get(), cur_c->draw);
+ SurfaceRef _r2(dp.get(), cur_c->read);
+
+ if (cur_c == NULL) {
+ restore_result = dp->makeCurrent(c, cur_c,
+ EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT,
+ EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
+ } else {
+ c = cur_c;
+ impl_ctx = c->context;
+ impl_draw = EGL_NO_SURFACE;
+ if (cur_c->draw != EGL_NO_SURFACE) {
+ d = get_surface(cur_c->draw);
+ impl_draw = d->surface;
+ }
+ impl_read = EGL_NO_SURFACE;
+ if (cur_c->read != EGL_NO_SURFACE) {
+ r = get_surface(cur_c->read);
+ impl_read = r->surface;
+ }
+ restore_result = dp->makeCurrent(c, cur_c,
+ cur_c->draw, cur_c->read, cur_c->context,
+ impl_draw, impl_read, impl_ctx);
+ }
+ if (restore_result == EGL_TRUE) {
+ _c2.acquire();
+ _r2.acquire();
+ _d2.acquire();
+ } else {
+ ALOGE("Could not restore original EGL context");
+ }
// this will ALOGE the error
egl_connection_t* const cnx = &gEGLImpl;
result = setError(cnx->egl.eglGetError(), (EGLBoolean)EGL_FALSE);
diff --git a/opengl/tests/EGLTest/EGL_test.cpp b/opengl/tests/EGLTest/EGL_test.cpp
index 94de5af..24b1315 100644
--- a/opengl/tests/EGLTest/EGL_test.cpp
+++ b/opengl/tests/EGLTest/EGL_test.cpp
@@ -49,6 +49,7 @@
// retrieve wide-color setting from configstore
using namespace android::hardware::configstore;
+using namespace android::hardware::configstore::V1_0;
static bool hasWideColorDisplay =
getBool<ISurfaceFlingerConfigs, &ISurfaceFlingerConfigs::hasWideColorDisplay>(false);
diff --git a/services/displayservice/Android.bp b/services/displayservice/Android.bp
new file mode 100644
index 0000000..3442cb2
--- /dev/null
+++ b/services/displayservice/Android.bp
@@ -0,0 +1,46 @@
+//
+// Copyright (C) 2017 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+cc_library_shared {
+ name: "libdisplayservicehidl",
+
+ srcs: [
+ "DisplayService.cpp",
+ "DisplayEventReceiver.cpp",
+ ],
+
+ shared_libs: [
+ "libbase",
+ "liblog",
+ "libgui",
+ "libhidlbase",
+ "libhidltransport",
+ "libutils",
+ "android.frameworks.displayservice@1.0",
+ ],
+
+ export_include_dirs: ["include"],
+ export_shared_lib_headers: [
+ "android.frameworks.displayservice@1.0",
+ "libgui",
+ "libutils",
+ ],
+
+ cflags: [
+ "-Werror",
+ "-Wall",
+ ]
+}
diff --git a/services/displayservice/DisplayEventReceiver.cpp b/services/displayservice/DisplayEventReceiver.cpp
new file mode 100644
index 0000000..5993e44
--- /dev/null
+++ b/services/displayservice/DisplayEventReceiver.cpp
@@ -0,0 +1,170 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "libdisplayservicehidl"
+
+#include <displayservice/DisplayEventReceiver.h>
+
+#include <android-base/logging.h>
+#include <android/frameworks/displayservice/1.0/BpHwEventCallback.h>
+
+#include <thread>
+
+namespace android {
+namespace frameworks {
+namespace displayservice {
+namespace V1_0 {
+namespace implementation {
+
+sp<Looper> getLooper() {
+ static sp<Looper> looper = []() {
+ sp<Looper> looper = new Looper(false /* allowNonCallbacks */);
+
+ std::thread{[&](){
+ int pollResult = looper->pollAll(-1 /* timeout */);
+ LOG(ERROR) << "Looper::pollAll returns unexpected " << pollResult;
+ }}.detach();
+
+ return looper;
+ }();
+
+ return looper;
+}
+
+DisplayEventReceiver::AttachedEvent::AttachedEvent(const sp<IEventCallback> &callback)
+ : mCallback(callback)
+{
+ mLooperAttached = getLooper()->addFd(mFwkReceiver.getFd(),
+ Looper::POLL_CALLBACK,
+ Looper::EVENT_INPUT,
+ this,
+ nullptr);
+}
+
+DisplayEventReceiver::AttachedEvent::~AttachedEvent() {
+ if (!detach()) {
+ LOG(ERROR) << "Could not remove fd from looper.";
+ }
+}
+
+bool DisplayEventReceiver::AttachedEvent::detach() {
+ if (!valid()) {
+ return true;
+ }
+
+ return getLooper()->removeFd(mFwkReceiver.getFd());
+}
+
+bool DisplayEventReceiver::AttachedEvent::valid() const {
+ return mFwkReceiver.initCheck() == OK && mLooperAttached;
+}
+
+DisplayEventReceiver::FwkReceiver &DisplayEventReceiver::AttachedEvent::receiver() {
+ return mFwkReceiver;
+}
+
+int DisplayEventReceiver::AttachedEvent::handleEvent(int fd, int events, void* /* data */) {
+ CHECK(fd == mFwkReceiver.getFd());
+
+ if (events & (Looper::EVENT_ERROR | Looper::EVENT_HANGUP)) {
+ LOG(ERROR) << "AttachedEvent handleEvent received error or hangup:" << events;
+ return 0; // remove the callback
+ }
+
+ if (!(events & Looper::EVENT_INPUT)) {
+ LOG(ERROR) << "AttachedEvent handleEvent unhandled poll event:" << events;
+ return 1; // keep the callback
+ }
+
+ constexpr size_t SIZE = 1;
+
+ ssize_t n;
+ FwkReceiver::Event buf[SIZE];
+ while ((n = mFwkReceiver.getEvents(buf, SIZE)) > 0) {
+ for (size_t i = 0; i < static_cast<size_t>(n); ++i) {
+ const FwkReceiver::Event &event = buf[i];
+
+ uint32_t type = event.header.type;
+ uint64_t timestamp = event.header.timestamp;
+
+ switch(buf[i].header.type) {
+ case FwkReceiver::DISPLAY_EVENT_VSYNC: {
+ mCallback->onVsync(timestamp, event.vsync.count);
+ } break;
+ case FwkReceiver::DISPLAY_EVENT_HOTPLUG: {
+ mCallback->onHotplug(timestamp, event.hotplug.connected);
+ } break;
+ default: {
+ LOG(ERROR) << "AttachedEvent handleEvent unknown type: " << type;
+ }
+ }
+ }
+ }
+
+ return 1; // keep on going
+}
+
+Return<Status> DisplayEventReceiver::init(const sp<IEventCallback>& callback) {
+ std::unique_lock<std::mutex> lock(mMutex);
+
+ if (mAttached != nullptr || callback == nullptr) {
+ return Status::BAD_VALUE;
+ }
+
+ mAttached = new AttachedEvent(callback);
+
+ return mAttached->valid() ? Status::SUCCESS : Status::UNKNOWN;
+}
+
+Return<Status> DisplayEventReceiver::setVsyncRate(int32_t count) {
+ std::unique_lock<std::mutex> lock(mMutex);
+
+ if (mAttached == nullptr || count < 0) {
+ return Status::BAD_VALUE;
+ }
+
+ bool success = OK == mAttached->receiver().setVsyncRate(count);
+ return success ? Status::SUCCESS : Status::UNKNOWN;
+}
+
+Return<Status> DisplayEventReceiver::requestNextVsync() {
+ std::unique_lock<std::mutex> lock(mMutex);
+
+ if (mAttached == nullptr) {
+ return Status::BAD_VALUE;
+ }
+
+ bool success = OK == mAttached->receiver().requestNextVsync();
+ return success ? Status::SUCCESS : Status::UNKNOWN;
+}
+
+Return<Status> DisplayEventReceiver::close() {
+ std::unique_lock<std::mutex> lock(mMutex);
+ if (mAttached == nullptr) {
+ return Status::BAD_VALUE;
+ }
+
+ bool success = mAttached->detach();
+ mAttached = nullptr;
+
+ return success ? Status::SUCCESS : Status::UNKNOWN;
+}
+
+} // namespace implementation
+} // namespace V1_0
+} // namespace displayservice
+} // namespace frameworks
+} // namespace android
diff --git a/services/displayservice/DisplayService.cpp b/services/displayservice/DisplayService.cpp
new file mode 100644
index 0000000..18418fd
--- /dev/null
+++ b/services/displayservice/DisplayService.cpp
@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <displayservice/DisplayService.h>
+#include <displayservice/DisplayEventReceiver.h>
+
+namespace android {
+namespace frameworks {
+namespace displayservice {
+namespace V1_0 {
+namespace implementation {
+
+Return<sp<IDisplayEventReceiver>> DisplayService::getEventReceiver() {
+ return new DisplayEventReceiver();
+}
+
+} // namespace implementation
+} // namespace V1_0
+} // namespace displayservice
+} // namespace frameworks
+} // namespace android
diff --git a/services/displayservice/include/displayservice/DisplayEventReceiver.h b/services/displayservice/include/displayservice/DisplayEventReceiver.h
new file mode 100644
index 0000000..5d569b6
--- /dev/null
+++ b/services/displayservice/include/displayservice/DisplayEventReceiver.h
@@ -0,0 +1,72 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_FRAMEWORKS_DISPLAYSERVICE_V1_0_DISPLAYEVENTRECEIVER_H
+#define ANDROID_FRAMEWORKS_DISPLAYSERVICE_V1_0_DISPLAYEVENTRECEIVER_H
+
+#include <android/frameworks/displayservice/1.0/IDisplayEventReceiver.h>
+#include <gui/DisplayEventReceiver.h>
+#include <hidl/Status.h>
+#include <gui/DisplayEventReceiver.h>
+#include <utils/Looper.h>
+
+#include <mutex>
+
+namespace android {
+namespace frameworks {
+namespace displayservice {
+namespace V1_0 {
+namespace implementation {
+
+using ::android::hardware::Return;
+using ::android::hardware::Void;
+
+class DisplayEventReceiver : public IDisplayEventReceiver {
+public:
+ Return<Status> init(const sp<IEventCallback>& callback) override;
+ Return<Status> setVsyncRate(int32_t count) override;
+ Return<Status> requestNextVsync() override;
+ Return<Status> close() override;
+
+private:
+ using FwkReceiver = ::android::DisplayEventReceiver;
+
+ struct AttachedEvent : LooperCallback {
+ AttachedEvent(const sp<IEventCallback> &callback);
+ ~AttachedEvent();
+
+ bool detach();
+ bool valid() const;
+ FwkReceiver &receiver();
+ virtual int handleEvent(int fd, int events, void* /* data */) override;
+
+ private:
+ FwkReceiver mFwkReceiver;
+ sp<IEventCallback> mCallback;
+ bool mLooperAttached;
+ };
+
+ sp<AttachedEvent> mAttached;
+ std::mutex mMutex;
+};
+
+} // namespace implementation
+} // namespace V1_0
+} // namespace displayservice
+} // namespace frameworks
+} // namespace android
+
+#endif // ANDROID_FRAMEWORKS_DISPLAYSERVICE_V1_0_DISPLAYEVENTRECEIVER_H
diff --git a/services/displayservice/include/displayservice/DisplayService.h b/services/displayservice/include/displayservice/DisplayService.h
new file mode 100644
index 0000000..9722e71
--- /dev/null
+++ b/services/displayservice/include/displayservice/DisplayService.h
@@ -0,0 +1,42 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_FRAMEWORKS_DISPLAYSERVICE_V1_0_DISPLAYSERVICE_H
+#define ANDROID_FRAMEWORKS_DISPLAYSERVICE_V1_0_DISPLAYSERVICE_H
+
+#include <android/frameworks/displayservice/1.0/IDisplayService.h>
+#include <hidl/Status.h>
+
+namespace android {
+namespace frameworks {
+namespace displayservice {
+namespace V1_0 {
+namespace implementation {
+
+using ::android::hardware::Return;
+using ::android::hardware::Void;
+
+struct DisplayService : public IDisplayService {
+ Return<sp<IDisplayEventReceiver>> getEventReceiver() override;
+};
+
+} // namespace implementation
+} // namespace V1_0
+} // namespace displayservice
+} // namespace frameworks
+} // namespace android
+
+#endif // ANDROID_FRAMEWORKS_DISPLAYSERVICE_V1_0_DISPLAYSERVICE_H
diff --git a/services/inputflinger/InputDispatcher.cpp b/services/inputflinger/InputDispatcher.cpp
index 22a4616..2efb340 100644
--- a/services/inputflinger/InputDispatcher.cpp
+++ b/services/inputflinger/InputDispatcher.cpp
@@ -1172,10 +1172,11 @@
bool wrongDevice = false;
if (newGesture) {
bool down = maskedAction == AMOTION_EVENT_ACTION_DOWN;
- if (switchedDevice && mTempTouchState.down && !down) {
+ if (switchedDevice && mTempTouchState.down && !down && !isHoverAction) {
#if DEBUG_FOCUS
ALOGD("Dropping event because a pointer for a different device is already down.");
#endif
+ // TODO: test multiple simultaneous input streams.
injectionResult = INPUT_EVENT_INJECTION_FAILED;
switchedDevice = false;
wrongDevice = true;
@@ -1187,6 +1188,15 @@
mTempTouchState.source = entry->source;
mTempTouchState.displayId = displayId;
isSplit = false;
+ } else if (switchedDevice && maskedAction == AMOTION_EVENT_ACTION_MOVE) {
+#if DEBUG_FOCUS
+ ALOGI("Dropping move event because a pointer for a different device is already active.");
+#endif
+ // TODO: test multiple simultaneous input streams.
+ injectionResult = INPUT_EVENT_INJECTION_PERMISSION_DENIED;
+ switchedDevice = false;
+ wrongDevice = true;
+ goto Failed;
}
if (newGesture || (isSplit && maskedAction == AMOTION_EVENT_ACTION_POINTER_DOWN)) {
diff --git a/services/inputflinger/InputReader.cpp b/services/inputflinger/InputReader.cpp
index 2705e13..73255dd 100644
--- a/services/inputflinger/InputReader.cpp
+++ b/services/inputflinger/InputReader.cpp
@@ -227,18 +227,65 @@
// --- InputReaderConfiguration ---
-bool InputReaderConfiguration::getDisplayInfo(bool external, DisplayViewport* outViewport) const {
- const DisplayViewport& viewport = external ? mExternalDisplay : mInternalDisplay;
- if (viewport.displayId >= 0) {
- *outViewport = viewport;
+bool InputReaderConfiguration::getDisplayViewport(ViewportType viewportType,
+ const String8* uniqueDisplayId, DisplayViewport* outViewport) const {
+ const DisplayViewport* viewport = NULL;
+ if (viewportType == ViewportType::VIEWPORT_VIRTUAL && uniqueDisplayId != NULL) {
+ for (DisplayViewport currentViewport : mVirtualDisplays) {
+ if (currentViewport.uniqueId == *uniqueDisplayId) {
+ viewport = ¤tViewport;
+ break;
+ }
+ }
+ } else if (viewportType == ViewportType::VIEWPORT_EXTERNAL) {
+ viewport = &mExternalDisplay;
+ } else if (viewportType == ViewportType::VIEWPORT_INTERNAL) {
+ viewport = &mInternalDisplay;
+ }
+
+ if (viewport != NULL && viewport->displayId >= 0) {
+ *outViewport = *viewport;
return true;
}
return false;
}
-void InputReaderConfiguration::setDisplayInfo(bool external, const DisplayViewport& viewport) {
- DisplayViewport& v = external ? mExternalDisplay : mInternalDisplay;
- v = viewport;
+void InputReaderConfiguration::setPhysicalDisplayViewport(ViewportType viewportType,
+ const DisplayViewport& viewport) {
+ if (viewportType == ViewportType::VIEWPORT_EXTERNAL) {
+ mExternalDisplay = viewport;
+ } else if (viewportType == ViewportType::VIEWPORT_INTERNAL) {
+ mInternalDisplay = viewport;
+ }
+}
+
+void InputReaderConfiguration::setVirtualDisplayViewports(
+ const Vector<DisplayViewport>& viewports) {
+ mVirtualDisplays = viewports;
+}
+
+void InputReaderConfiguration::dump(String8& dump) const {
+ dump.append(INDENT4 "ViewportInternal:\n");
+ dumpViewport(dump, mInternalDisplay);
+ dump.append(INDENT4 "ViewportExternal:\n");
+ dumpViewport(dump, mExternalDisplay);
+ dump.append(INDENT4 "ViewportVirtual:\n");
+ for (const DisplayViewport& viewport : mVirtualDisplays) {
+ dumpViewport(dump, viewport);
+ }
+}
+
+void InputReaderConfiguration::dumpViewport(String8& dump, const DisplayViewport& viewport) const {
+ dump.appendFormat(INDENT5 "Viewport: displayId=%d, orientation=%d, uniqueId='%s', "
+ "logicalFrame=[%d, %d, %d, %d], "
+ "physicalFrame=[%d, %d, %d, %d], "
+ "deviceSize=[%d, %d]\n",
+ viewport.displayId, viewport.orientation, viewport.uniqueId.c_str(),
+ viewport.logicalLeft, viewport.logicalTop,
+ viewport.logicalRight, viewport.logicalBottom,
+ viewport.physicalLeft, viewport.physicalTop,
+ viewport.physicalRight, viewport.physicalBottom,
+ viewport.deviceWidth, viewport.deviceHeight);
}
@@ -851,6 +898,9 @@
mConfig.pointerGestureMovementSpeedRatio);
dump.appendFormat(INDENT3 "ZoomSpeedRatio: %0.1f\n",
mConfig.pointerGestureZoomSpeedRatio);
+
+ dump.append(INDENT3 "Viewports:\n");
+ mConfig.dump(dump);
}
void InputReader::monitor() {
@@ -2161,7 +2211,7 @@
if (!changes || (changes & InputReaderConfiguration::CHANGE_DISPLAY_INFO)) {
if (mParameters.orientationAware && mParameters.hasAssociatedDisplay) {
DisplayViewport v;
- if (config->getDisplayInfo(false /*external*/, &v)) {
+ if (config->getDisplayViewport(ViewportType::VIEWPORT_INTERNAL, NULL, &v)) {
mOrientation = v.orientation;
} else {
mOrientation = DISPLAY_ORIENTATION_0;
@@ -2534,7 +2584,7 @@
if (!changes || (changes & InputReaderConfiguration::CHANGE_DISPLAY_INFO)) {
if (mParameters.orientationAware && mParameters.hasAssociatedDisplay) {
DisplayViewport v;
- if (config->getDisplayInfo(false /*external*/, &v)) {
+ if (config->getDisplayViewport(ViewportType::VIEWPORT_INTERNAL, NULL, &v)) {
mOrientation = v.orientation;
} else {
mOrientation = DISPLAY_ORIENTATION_0;
@@ -2979,7 +3029,7 @@
}
void TouchInputMapper::dump(String8& dump) {
- dump.append(INDENT2 "Touch Input Mapper:\n");
+ dump.appendFormat(INDENT2 "Touch Input Mapper (mode - %s):\n", modeToString(mDeviceMode));
dumpParameters(dump);
dumpVirtualKeys(dump);
dumpRawPointerAxes(dump);
@@ -3071,6 +3121,22 @@
}
}
+const char* TouchInputMapper::modeToString(DeviceMode deviceMode) {
+ switch (deviceMode) {
+ case DEVICE_MODE_DISABLED:
+ return "disabled";
+ case DEVICE_MODE_DIRECT:
+ return "direct";
+ case DEVICE_MODE_UNSCALED:
+ return "unscaled";
+ case DEVICE_MODE_NAVIGATION:
+ return "navigation";
+ case DEVICE_MODE_POINTER:
+ return "pointer";
+ }
+ return "unknown";
+}
+
void TouchInputMapper::configure(nsecs_t when,
const InputReaderConfiguration* config, uint32_t changes) {
InputMapper::configure(when, config, changes);
@@ -3196,9 +3262,11 @@
|| mParameters.deviceType == Parameters::DEVICE_TYPE_TOUCH_SCREEN
|| mParameters.deviceType == Parameters::DEVICE_TYPE_POINTER) {
mParameters.hasAssociatedDisplay = true;
- mParameters.associatedDisplayIsExternal =
- mParameters.deviceType == Parameters::DEVICE_TYPE_TOUCH_SCREEN
- && getDevice()->isExternal();
+ if (mParameters.deviceType == Parameters::DEVICE_TYPE_TOUCH_SCREEN) {
+ mParameters.associatedDisplayIsExternal = getDevice()->isExternal();
+ getDevice()->getConfiguration().tryGetProperty(String8("touch.displayId"),
+ mParameters.uniqueDisplayId);
+ }
}
// Initial downs on external touch devices should wake the device.
@@ -3240,9 +3308,11 @@
ALOG_ASSERT(false);
}
- dump.appendFormat(INDENT4 "AssociatedDisplay: hasAssociatedDisplay=%s, isExternal=%s\n",
+ dump.appendFormat(
+ INDENT4 "AssociatedDisplay: hasAssociatedDisplay=%s, isExternal=%s, displayId='%s'\n",
toString(mParameters.hasAssociatedDisplay),
- toString(mParameters.associatedDisplayIsExternal));
+ toString(mParameters.associatedDisplayIsExternal),
+ mParameters.uniqueDisplayId.c_str());
dump.appendFormat(INDENT4 "OrientationAware: %s\n",
toString(mParameters.orientationAware));
}
@@ -3318,7 +3388,21 @@
// Get associated display dimensions.
DisplayViewport newViewport;
if (mParameters.hasAssociatedDisplay) {
- if (!mConfig.getDisplayInfo(mParameters.associatedDisplayIsExternal, &newViewport)) {
+ const String8* uniqueDisplayId = NULL;
+ ViewportType viewportTypeToUse;
+
+ if (mParameters.associatedDisplayIsExternal) {
+ viewportTypeToUse = ViewportType::VIEWPORT_EXTERNAL;
+ } else if (!mParameters.uniqueDisplayId.isEmpty()) {
+ // If the IDC file specified a unique display Id, then it expects to be linked to a
+ // virtual display with the same unique ID.
+ uniqueDisplayId = &mParameters.uniqueDisplayId;
+ viewportTypeToUse = ViewportType::VIEWPORT_VIRTUAL;
+ } else {
+ viewportTypeToUse = ViewportType::VIEWPORT_INTERNAL;
+ }
+
+ if (!mConfig.getDisplayViewport(viewportTypeToUse, uniqueDisplayId, &newViewport)) {
ALOGI(INDENT "Touch device '%s' could not query the properties of its associated "
"display. The device will be inoperable until the display size "
"becomes available.",
diff --git a/services/inputflinger/InputReader.h b/services/inputflinger/InputReader.h
index 3171526..edb6fcc 100644
--- a/services/inputflinger/InputReader.h
+++ b/services/inputflinger/InputReader.h
@@ -21,6 +21,7 @@
#include "PointerControllerInterface.h"
#include "InputListener.h"
+#include <input/DisplayViewport.h>
#include <input/Input.h>
#include <input/VelocityControl.h>
#include <input/VelocityTracker.h>
@@ -49,70 +50,6 @@
class InputMapper;
/*
- * Describes how coordinates are mapped on a physical display.
- * See com.android.server.display.DisplayViewport.
- */
-struct DisplayViewport {
- int32_t displayId; // -1 if invalid
- int32_t orientation;
- int32_t logicalLeft;
- int32_t logicalTop;
- int32_t logicalRight;
- int32_t logicalBottom;
- int32_t physicalLeft;
- int32_t physicalTop;
- int32_t physicalRight;
- int32_t physicalBottom;
- int32_t deviceWidth;
- int32_t deviceHeight;
-
- DisplayViewport() :
- displayId(ADISPLAY_ID_NONE), orientation(DISPLAY_ORIENTATION_0),
- logicalLeft(0), logicalTop(0), logicalRight(0), logicalBottom(0),
- physicalLeft(0), physicalTop(0), physicalRight(0), physicalBottom(0),
- deviceWidth(0), deviceHeight(0) {
- }
-
- bool operator==(const DisplayViewport& other) const {
- return displayId == other.displayId
- && orientation == other.orientation
- && logicalLeft == other.logicalLeft
- && logicalTop == other.logicalTop
- && logicalRight == other.logicalRight
- && logicalBottom == other.logicalBottom
- && physicalLeft == other.physicalLeft
- && physicalTop == other.physicalTop
- && physicalRight == other.physicalRight
- && physicalBottom == other.physicalBottom
- && deviceWidth == other.deviceWidth
- && deviceHeight == other.deviceHeight;
- }
-
- bool operator!=(const DisplayViewport& other) const {
- return !(*this == other);
- }
-
- inline bool isValid() const {
- return displayId >= 0;
- }
-
- void setNonDisplayViewport(int32_t width, int32_t height) {
- displayId = ADISPLAY_ID_NONE;
- orientation = DISPLAY_ORIENTATION_0;
- logicalLeft = 0;
- logicalTop = 0;
- logicalRight = width;
- logicalBottom = height;
- physicalLeft = 0;
- physicalTop = 0;
- physicalRight = width;
- physicalBottom = height;
- deviceWidth = width;
- deviceHeight = height;
- }
-};
-
-/*
* Input reader configuration.
*
* Specifies various options that modify the behavior of the input reader.
@@ -255,12 +192,19 @@
pointerGestureZoomSpeedRatio(0.3f),
showTouches(false) { }
- bool getDisplayInfo(bool external, DisplayViewport* outViewport) const;
- void setDisplayInfo(bool external, const DisplayViewport& viewport);
+ bool getDisplayViewport(ViewportType viewportType, const String8* displayId,
+ DisplayViewport* outViewport) const;
+ void setPhysicalDisplayViewport(ViewportType viewportType, const DisplayViewport& viewport);
+ void setVirtualDisplayViewports(const Vector<DisplayViewport>& viewports);
+
+
+ void dump(String8& dump) const;
+ void dumpViewport(String8& dump, const DisplayViewport& viewport) const;
private:
DisplayViewport mInternalDisplay;
DisplayViewport mExternalDisplay;
+ Vector<DisplayViewport> mVirtualDisplays;
};
@@ -1341,6 +1285,7 @@
bool associatedDisplayIsExternal;
bool orientationAware;
bool hasButtonUnderPad;
+ String8 uniqueDisplayId;
enum GestureMode {
GESTURE_MODE_SINGLE_TOUCH,
@@ -1889,6 +1834,8 @@
const VirtualKey* findVirtualKeyHit(int32_t x, int32_t y);
static void assignPointerIds(const RawState* last, RawState* current);
+
+ const char* modeToString(DeviceMode deviceMode);
};
diff --git a/services/inputflinger/tests/InputReader_test.cpp b/services/inputflinger/tests/InputReader_test.cpp
index 2e0bcd1..dcfe114 100644
--- a/services/inputflinger/tests/InputReader_test.cpp
+++ b/services/inputflinger/tests/InputReader_test.cpp
@@ -29,6 +29,10 @@
static const int32_t DISPLAY_ID = 0;
static const int32_t DISPLAY_WIDTH = 480;
static const int32_t DISPLAY_HEIGHT = 800;
+static const int32_t VIRTUAL_DISPLAY_ID = 1;
+static const int32_t VIRTUAL_DISPLAY_WIDTH = 400;
+static const int32_t VIRTUAL_DISPLAY_HEIGHT = 500;
+static const char* VIRTUAL_DISPLAY_UNIQUE_ID = "Vr-display-unique-ID";
// Error tolerance for floating point assertions.
static const float EPSILON = 0.001f;
@@ -136,25 +140,19 @@
FakeInputReaderPolicy() {
}
- void setDisplayInfo(int32_t displayId, int32_t width, int32_t height, int32_t orientation) {
+ void setDisplayViewport(int32_t displayId, int32_t width, int32_t height, int32_t orientation,
+ const String8& uniqueId) {
+ DisplayViewport v = createDisplayViewport(displayId, width, height, orientation, uniqueId);
// Set the size of both the internal and external display at the same time.
- bool isRotated = (orientation == DISPLAY_ORIENTATION_90
- || orientation == DISPLAY_ORIENTATION_270);
- DisplayViewport v;
- v.displayId = displayId;
- v.orientation = orientation;
- v.logicalLeft = 0;
- v.logicalTop = 0;
- v.logicalRight = isRotated ? height : width;
- v.logicalBottom = isRotated ? width : height;
- v.physicalLeft = 0;
- v.physicalTop = 0;
- v.physicalRight = isRotated ? height : width;
- v.physicalBottom = isRotated ? width : height;
- v.deviceWidth = isRotated ? height : width;
- v.deviceHeight = isRotated ? width : height;
- mConfig.setDisplayInfo(false /*external*/, v);
- mConfig.setDisplayInfo(true /*external*/, v);
+ mConfig.setPhysicalDisplayViewport(ViewportType::VIEWPORT_INTERNAL, v);
+ mConfig.setPhysicalDisplayViewport(ViewportType::VIEWPORT_EXTERNAL, v);
+ }
+
+ void setVirtualDisplayViewport(int32_t displayId, int32_t width, int32_t height, int32_t orientation,
+ const String8& uniqueId) {
+ Vector<DisplayViewport> viewports;
+ viewports.push_back(createDisplayViewport(displayId, width, height, orientation, uniqueId));
+ mConfig.setVirtualDisplayViewports(viewports);
}
void addExcludedDeviceName(const String8& deviceName) {
@@ -187,6 +185,27 @@
}
private:
+ DisplayViewport createDisplayViewport(int32_t displayId, int32_t width, int32_t height,
+ int32_t orientation, const String8& uniqueId) {
+ bool isRotated = (orientation == DISPLAY_ORIENTATION_90
+ || orientation == DISPLAY_ORIENTATION_270);
+ DisplayViewport v;
+ v.displayId = displayId;
+ v.orientation = orientation;
+ v.logicalLeft = 0;
+ v.logicalTop = 0;
+ v.logicalRight = isRotated ? height : width;
+ v.logicalBottom = isRotated ? width : height;
+ v.physicalLeft = 0;
+ v.physicalTop = 0;
+ v.physicalRight = isRotated ? height : width;
+ v.physicalBottom = isRotated ? width : height;
+ v.deviceWidth = isRotated ? height : width;
+ v.deviceHeight = isRotated ? width : height;
+ v.uniqueId = uniqueId;
+ return v;
+ }
+
virtual void getReaderConfiguration(InputReaderConfiguration* outConfig) {
*outConfig = mConfig;
}
@@ -1445,7 +1464,13 @@
void setDisplayInfoAndReconfigure(int32_t displayId, int32_t width, int32_t height,
int32_t orientation) {
- mFakePolicy->setDisplayInfo(displayId, width, height, orientation);
+ mFakePolicy->setDisplayViewport(displayId, width, height, orientation, String8::empty());
+ configureDevice(InputReaderConfiguration::CHANGE_DISPLAY_INFO);
+ }
+
+ void setVirtualDisplayInfoAndReconfigure(int32_t displayId, int32_t width, int32_t height,
+ int32_t orientation, const String8& uniqueId) {
+ mFakePolicy->setVirtualDisplayViewport(displayId, width, height, orientation, uniqueId);
configureDevice(InputReaderConfiguration::CHANGE_DISPLAY_INFO);
}
@@ -2751,6 +2776,8 @@
static const int32_t RAW_SLOT_MAX;
static const float X_PRECISION;
static const float Y_PRECISION;
+ static const float X_PRECISION_VIRTUAL;
+ static const float Y_PRECISION_VIRTUAL;
static const float GEOMETRIC_SCALE;
static const TouchAffineTransformation AFFINE_TRANSFORM;
@@ -2772,6 +2799,7 @@
};
void prepareDisplay(int32_t orientation);
+ void prepareVirtualDisplay(int32_t orientation);
void prepareVirtualKeys();
void prepareLocationCalibration();
int32_t toRawX(float displayX);
@@ -2779,7 +2807,10 @@
float toCookedX(float rawX, float rawY);
float toCookedY(float rawX, float rawY);
float toDisplayX(int32_t rawX);
+ float toDisplayX(int32_t rawX, int32_t displayWidth);
float toDisplayY(int32_t rawY);
+ float toDisplayY(int32_t rawY, int32_t displayHeight);
+
};
const int32_t TouchInputMapperTest::RAW_X_MIN = 25;
@@ -2804,6 +2835,10 @@
const int32_t TouchInputMapperTest::RAW_SLOT_MAX = 9;
const float TouchInputMapperTest::X_PRECISION = float(RAW_X_MAX - RAW_X_MIN + 1) / DISPLAY_WIDTH;
const float TouchInputMapperTest::Y_PRECISION = float(RAW_Y_MAX - RAW_Y_MIN + 1) / DISPLAY_HEIGHT;
+const float TouchInputMapperTest::X_PRECISION_VIRTUAL =
+ float(RAW_X_MAX - RAW_X_MIN + 1) / VIRTUAL_DISPLAY_WIDTH;
+const float TouchInputMapperTest::Y_PRECISION_VIRTUAL =
+ float(RAW_Y_MAX - RAW_Y_MIN + 1) / VIRTUAL_DISPLAY_HEIGHT;
const TouchAffineTransformation TouchInputMapperTest::AFFINE_TRANSFORM =
TouchAffineTransformation(1, -2, 3, -4, 5, -6);
@@ -2820,6 +2855,11 @@
setDisplayInfoAndReconfigure(DISPLAY_ID, DISPLAY_WIDTH, DISPLAY_HEIGHT, orientation);
}
+void TouchInputMapperTest::prepareVirtualDisplay(int32_t orientation) {
+ setVirtualDisplayInfoAndReconfigure(VIRTUAL_DISPLAY_ID, VIRTUAL_DISPLAY_WIDTH,
+ VIRTUAL_DISPLAY_HEIGHT, orientation, String8(VIRTUAL_DISPLAY_UNIQUE_ID));
+}
+
void TouchInputMapperTest::prepareVirtualKeys() {
mFakeEventHub->addVirtualKeyDefinition(DEVICE_ID, VIRTUAL_KEYS[0]);
mFakeEventHub->addVirtualKeyDefinition(DEVICE_ID, VIRTUAL_KEYS[1]);
@@ -2850,11 +2890,19 @@
}
float TouchInputMapperTest::toDisplayX(int32_t rawX) {
- return float(rawX - RAW_X_MIN) * DISPLAY_WIDTH / (RAW_X_MAX - RAW_X_MIN + 1);
+ return toDisplayX(rawX, DISPLAY_WIDTH);
+}
+
+float TouchInputMapperTest::toDisplayX(int32_t rawX, int32_t displayWidth) {
+ return float(rawX - RAW_X_MIN) * displayWidth / (RAW_X_MAX - RAW_X_MIN + 1);
}
float TouchInputMapperTest::toDisplayY(int32_t rawY) {
- return float(rawY - RAW_Y_MIN) * DISPLAY_HEIGHT / (RAW_Y_MAX - RAW_Y_MIN + 1);
+ return toDisplayY(rawY, DISPLAY_HEIGHT);
+}
+
+float TouchInputMapperTest::toDisplayY(int32_t rawY, int32_t displayHeight) {
+ return float(rawY - RAW_Y_MIN) * displayHeight / (RAW_Y_MAX - RAW_Y_MIN + 1);
}
@@ -3314,6 +3362,105 @@
ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasNotCalled());
}
+TEST_F(SingleTouchInputMapperTest, Process_NormalSingleTouchGesture_VirtualDisplay) {
+ SingleTouchInputMapper* mapper = new SingleTouchInputMapper(mDevice);
+ addConfigurationProperty("touch.deviceType", "touchScreen");
+ addConfigurationProperty("touch.displayId", VIRTUAL_DISPLAY_UNIQUE_ID);
+
+ prepareVirtualDisplay(DISPLAY_ORIENTATION_0);
+ prepareButtons();
+ prepareAxes(POSITION);
+ prepareVirtualKeys();
+ addMapperAndConfigure(mapper);
+
+ mFakeContext->setGlobalMetaState(AMETA_SHIFT_LEFT_ON | AMETA_SHIFT_ON);
+
+ NotifyMotionArgs motionArgs;
+
+ // Down.
+ int32_t x = 100;
+ int32_t y = 125;
+ processDown(mapper, x, y);
+ processSync(mapper);
+
+ ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
+ ASSERT_EQ(ARBITRARY_TIME, motionArgs.eventTime);
+ ASSERT_EQ(DEVICE_ID, motionArgs.deviceId);
+ ASSERT_EQ(VIRTUAL_DISPLAY_ID, motionArgs.displayId);
+ ASSERT_EQ(AINPUT_SOURCE_TOUCHSCREEN, motionArgs.source);
+ ASSERT_EQ(uint32_t(0), motionArgs.policyFlags);
+ ASSERT_EQ(AMOTION_EVENT_ACTION_DOWN, motionArgs.action);
+ ASSERT_EQ(0, motionArgs.flags);
+ ASSERT_EQ(AMETA_SHIFT_LEFT_ON | AMETA_SHIFT_ON, motionArgs.metaState);
+ ASSERT_EQ(0, motionArgs.buttonState);
+ ASSERT_EQ(0, motionArgs.edgeFlags);
+ ASSERT_EQ(size_t(1), motionArgs.pointerCount);
+ ASSERT_EQ(0, motionArgs.pointerProperties[0].id);
+ ASSERT_EQ(AMOTION_EVENT_TOOL_TYPE_FINGER, motionArgs.pointerProperties[0].toolType);
+ ASSERT_NO_FATAL_FAILURE(assertPointerCoords(motionArgs.pointerCoords[0],
+ toDisplayX(x, VIRTUAL_DISPLAY_WIDTH), toDisplayY(y, VIRTUAL_DISPLAY_HEIGHT),
+ 1, 0, 0, 0, 0, 0, 0, 0));
+ ASSERT_NEAR(X_PRECISION_VIRTUAL, motionArgs.xPrecision, EPSILON);
+ ASSERT_NEAR(Y_PRECISION_VIRTUAL, motionArgs.yPrecision, EPSILON);
+ ASSERT_EQ(ARBITRARY_TIME, motionArgs.downTime);
+
+ // Move.
+ x += 50;
+ y += 75;
+ processMove(mapper, x, y);
+ processSync(mapper);
+
+ ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
+ ASSERT_EQ(ARBITRARY_TIME, motionArgs.eventTime);
+ ASSERT_EQ(DEVICE_ID, motionArgs.deviceId);
+ ASSERT_EQ(VIRTUAL_DISPLAY_ID, motionArgs.displayId);
+ ASSERT_EQ(AINPUT_SOURCE_TOUCHSCREEN, motionArgs.source);
+ ASSERT_EQ(uint32_t(0), motionArgs.policyFlags);
+ ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, motionArgs.action);
+ ASSERT_EQ(0, motionArgs.flags);
+ ASSERT_EQ(AMETA_SHIFT_LEFT_ON | AMETA_SHIFT_ON, motionArgs.metaState);
+ ASSERT_EQ(0, motionArgs.buttonState);
+ ASSERT_EQ(0, motionArgs.edgeFlags);
+ ASSERT_EQ(size_t(1), motionArgs.pointerCount);
+ ASSERT_EQ(0, motionArgs.pointerProperties[0].id);
+ ASSERT_EQ(AMOTION_EVENT_TOOL_TYPE_FINGER, motionArgs.pointerProperties[0].toolType);
+ ASSERT_NO_FATAL_FAILURE(assertPointerCoords(motionArgs.pointerCoords[0],
+ toDisplayX(x, VIRTUAL_DISPLAY_WIDTH), toDisplayY(y, VIRTUAL_DISPLAY_HEIGHT),
+ 1, 0, 0, 0, 0, 0, 0, 0));
+ ASSERT_NEAR(X_PRECISION_VIRTUAL, motionArgs.xPrecision, EPSILON);
+ ASSERT_NEAR(Y_PRECISION_VIRTUAL, motionArgs.yPrecision, EPSILON);
+ ASSERT_EQ(ARBITRARY_TIME, motionArgs.downTime);
+
+ // Up.
+ processUp(mapper);
+ processSync(mapper);
+
+ ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
+ ASSERT_EQ(ARBITRARY_TIME, motionArgs.eventTime);
+ ASSERT_EQ(DEVICE_ID, motionArgs.deviceId);
+ ASSERT_EQ(VIRTUAL_DISPLAY_ID, motionArgs.displayId);
+ ASSERT_EQ(AINPUT_SOURCE_TOUCHSCREEN, motionArgs.source);
+ ASSERT_EQ(uint32_t(0), motionArgs.policyFlags);
+ ASSERT_EQ(AMOTION_EVENT_ACTION_UP, motionArgs.action);
+ ASSERT_EQ(0, motionArgs.flags);
+ ASSERT_EQ(AMETA_SHIFT_LEFT_ON | AMETA_SHIFT_ON, motionArgs.metaState);
+ ASSERT_EQ(0, motionArgs.buttonState);
+ ASSERT_EQ(0, motionArgs.edgeFlags);
+ ASSERT_EQ(size_t(1), motionArgs.pointerCount);
+ ASSERT_EQ(0, motionArgs.pointerProperties[0].id);
+ ASSERT_EQ(AMOTION_EVENT_TOOL_TYPE_FINGER, motionArgs.pointerProperties[0].toolType);
+ ASSERT_NO_FATAL_FAILURE(assertPointerCoords(motionArgs.pointerCoords[0],
+ toDisplayX(x, VIRTUAL_DISPLAY_WIDTH), toDisplayY(y, VIRTUAL_DISPLAY_HEIGHT),
+ 1, 0, 0, 0, 0, 0, 0, 0));
+ ASSERT_NEAR(X_PRECISION_VIRTUAL, motionArgs.xPrecision, EPSILON);
+ ASSERT_NEAR(Y_PRECISION_VIRTUAL, motionArgs.yPrecision, EPSILON);
+ ASSERT_EQ(ARBITRARY_TIME, motionArgs.downTime);
+
+ // Should not have sent any more keys or motions.
+ ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasNotCalled());
+ ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasNotCalled());
+}
+
TEST_F(SingleTouchInputMapperTest, Process_NormalSingleTouchGesture) {
SingleTouchInputMapper* mapper = new SingleTouchInputMapper(mDevice);
addConfigurationProperty("touch.deviceType", "touchScreen");
diff --git a/services/sensorservice/SensorService.cpp b/services/sensorservice/SensorService.cpp
index cd1d1b0..d60768c 100644
--- a/services/sensorservice/SensorService.cpp
+++ b/services/sensorservice/SensorService.cpp
@@ -1070,7 +1070,7 @@
for (sensors_event_t* i = event; i < event + 3; i++) {
*i = (sensors_event_t) {
.version = sizeof(sensors_event_t),
- .sensor = 0,
+ .sensor = SENSORS_HANDLE_BASE - 1, // sensor that never exists
.type = SENSOR_TYPE_ADDITIONAL_INFO,
.timestamp = timestamp++,
.additional_info = (additional_info_event_t) {
@@ -1250,7 +1250,7 @@
}
// Check maximum delay for the sensor.
- nsecs_t maxDelayNs = sensor->getSensor().getMaxDelay() * 1000;
+ nsecs_t maxDelayNs = sensor->getSensor().getMaxDelay() * 1000LL;
if (maxDelayNs > 0 && (samplingPeriodNs > maxDelayNs)) {
samplingPeriodNs = maxDelayNs;
}
@@ -1511,4 +1511,3 @@
}
}; // namespace android
-
diff --git a/services/surfaceflinger/Android.mk b/services/surfaceflinger/Android.mk
index 7bb20ba..6bcc9e4 100644
--- a/services/surfaceflinger/Android.mk
+++ b/services/surfaceflinger/Android.mk
@@ -84,7 +84,6 @@
libdl \
libfmq \
libhardware \
- libhwc2on1adapter \
libhidlbase \
libhidltransport \
libhwbinder \
@@ -133,11 +132,13 @@
main_surfaceflinger.cpp
LOCAL_SHARED_LIBRARIES := \
+ android.frameworks.displayservice@1.0 \
android.hardware.configstore@1.0 \
android.hardware.configstore-utils \
android.hardware.graphics.allocator@2.0 \
libsurfaceflinger \
libcutils \
+ libdisplayservicehidl \
liblog \
libbinder \
libhidlbase \
diff --git a/services/surfaceflinger/DisplayHardware/HWC2.cpp b/services/surfaceflinger/DisplayHardware/HWC2.cpp
index 8270c39..15b72c4 100644
--- a/services/surfaceflinger/DisplayHardware/HWC2.cpp
+++ b/services/surfaceflinger/DisplayHardware/HWC2.cpp
@@ -917,6 +917,9 @@
} else {
ALOGE("getReleaseFences: invalid layer %" PRIu64
" found on display %" PRIu64, layerIds[element], mId);
+ for (; element < numElements; ++element) {
+ close(fenceFds[element]);
+ }
return Error::BadLayer;
}
}
diff --git a/services/surfaceflinger/DisplayHardware/HWComposer.cpp b/services/surfaceflinger/DisplayHardware/HWComposer.cpp
index 40979c9..ba47239 100644
--- a/services/surfaceflinger/DisplayHardware/HWComposer.cpp
+++ b/services/surfaceflinger/DisplayHardware/HWComposer.cpp
@@ -47,7 +47,6 @@
#include <log/log.h>
#include "HWComposer.h"
-#include "hwc2on1adapter/HWC2On1Adapter.h"
#include "HWC2.h"
#include "ComposerHal.h"
@@ -61,16 +60,14 @@
// ---------------------------------------------------------------------------
HWComposer::HWComposer(bool useVrComposer)
- : mAdapter(),
- mHwcDevice(),
+ : mHwcDevice(),
mDisplayData(2),
mFreeDisplaySlots(),
mHwcDisplaySlots(),
mCBContext(),
mEventHandler(nullptr),
mVSyncCounts(),
- mRemainingHwcVirtualDisplays(0),
- mDumpMayLockUp(false)
+ mRemainingHwcVirtualDisplays(0)
{
for (size_t i=0 ; i<HWC_NUM_PHYSICAL_DISPLAY_TYPES ; i++) {
mLastHwVSync[i] = 0;
@@ -494,8 +491,6 @@
return NO_ERROR;
}
- mDumpMayLockUp = true;
-
uint32_t numTypes = 0;
uint32_t numRequests = 0;
auto error = hwcDisplay->validate(&numTypes, &numRequests);
@@ -636,9 +631,6 @@
auto& displayData = mDisplayData[displayId];
auto& hwcDisplay = displayData.hwcDisplay;
auto error = hwcDisplay->present(&displayData.lastPresentFence);
-
- mDumpMayLockUp = false;
-
if (error != HWC2::Error::None) {
ALOGE("presentAndGetReleaseFences: failed for display %d: %s (%d)",
displayId, to_string(error).c_str(), static_cast<int32_t>(error));
@@ -884,11 +876,6 @@
}
void HWComposer::dump(String8& result) const {
- if (mDumpMayLockUp) {
- result.append("HWComposer dump skipped because present in progress");
- return;
- }
-
// TODO: In order to provide a dump equivalent to HWC1, we need to shadow
// all the state going into the layers. This is probably better done in
// Layer itself, but it's going to take a bit of work to get there.
diff --git a/services/surfaceflinger/DisplayHardware/HWComposer.h b/services/surfaceflinger/DisplayHardware/HWComposer.h
index 78d0307..3eb968d 100644
--- a/services/surfaceflinger/DisplayHardware/HWComposer.h
+++ b/services/surfaceflinger/DisplayHardware/HWComposer.h
@@ -58,7 +58,6 @@
class Fence;
class FloatRect;
class GraphicBuffer;
-class HWC2On1Adapter;
class NativeHandle;
class Region;
class String8;
@@ -205,7 +204,6 @@
HWC2::Vsync vsyncEnabled;
};
- std::unique_ptr<HWC2On1Adapter> mAdapter;
std::unique_ptr<HWC2::Device> mHwcDevice;
std::vector<DisplayData> mDisplayData;
std::set<size_t> mFreeDisplaySlots;
@@ -224,9 +222,6 @@
// thread-safe
mutable Mutex mVsyncLock;
-
- // XXX temporary workaround for b/35806047
- mutable std::atomic<bool> mDumpMayLockUp;
};
// ---------------------------------------------------------------------------
diff --git a/services/surfaceflinger/Layer.cpp b/services/surfaceflinger/Layer.cpp
index d33d370..fe16b76 100644
--- a/services/surfaceflinger/Layer.cpp
+++ b/services/surfaceflinger/Layer.cpp
@@ -296,6 +296,11 @@
}
mSurfaceFlingerConsumer->abandon();
+
+#ifdef USE_HWC2
+ clearHwcLayers();
+#endif
+
for (const auto& child : mCurrentChildren) {
child->onRemoved();
}
@@ -697,7 +702,16 @@
mName.string(), z, to_string(error).c_str(),
static_cast<int32_t>(error));
- error = hwcLayer->setInfo(s.type, s.appId);
+ int type = s.type;
+ int appId = s.appId;
+ sp<Layer> parent = mParent.promote();
+ if (parent.get()) {
+ auto& parentState = parent->getDrawingState();
+ type = parentState.type;
+ appId = parentState.appId;
+ }
+
+ error = hwcLayer->setInfo(type, appId);
ALOGE_IF(error != HWC2::Error::None, "[%s] Failed to set info (%d)",
mName.string(), static_cast<int32_t>(error));
#else
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index bc4e6c5..29a8292 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -548,12 +548,15 @@
mSFEventThread = new EventThread(sfVsyncSrc, *this, true);
mEventQueue.setEventThread(mSFEventThread);
- // set SFEventThread to SCHED_FIFO to minimize jitter
+ // set EventThread and SFEventThread to SCHED_FIFO to minimize jitter
struct sched_param param = {0};
param.sched_priority = 2;
if (sched_setscheduler(mSFEventThread->getTid(), SCHED_FIFO, ¶m) != 0) {
ALOGE("Couldn't set SCHED_FIFO for SFEventThread");
}
+ if (sched_setscheduler(mEventThread->getTid(), SCHED_FIFO, ¶m) != 0) {
+ ALOGE("Couldn't set SCHED_FIFO for EventThread");
+ }
// Get a RenderEngine for the given display / config (can't fail)
mRenderEngine = RenderEngine::create(mEGLDisplay,
@@ -581,6 +584,7 @@
if (useVrFlinger) {
auto vrFlingerRequestDisplayCallback = [this] (bool requestDisplay) {
+ ALOGI("VR request display mode: requestDisplay=%d", requestDisplay);
mVrFlingerRequestsDisplay = requestDisplay;
signalTransaction();
};
@@ -1112,9 +1116,14 @@
void SurfaceFlinger::resyncWithRateLimit() {
static constexpr nsecs_t kIgnoreDelay = ms2ns(500);
- if (systemTime() - mLastSwapTime > kIgnoreDelay) {
+
+ // No explicit locking is needed here since EventThread holds a lock while calling this method
+ static nsecs_t sLastResyncAttempted = 0;
+ const nsecs_t now = systemTime();
+ if (now - sLastResyncAttempted > kIgnoreDelay) {
resyncToHardwareVsync(false);
}
+ sLastResyncAttempted = now;
}
void SurfaceFlinger::onVSyncReceived(HWComposer* composer, int32_t type,
@@ -1258,7 +1267,6 @@
}
}
mDisplays.clear();
- initializeDisplays();
}
void SurfaceFlinger::updateVrFlinger() {
@@ -1305,6 +1313,12 @@
// parts of this class rely on the primary display always being available.
createDefaultDisplayDevice();
+ // Reset the timing values to account for the period of the swapped in HWC
+ const auto& activeConfig = mHwc->getActiveConfig(HWC_DISPLAY_PRIMARY);
+ const nsecs_t period = activeConfig->getVsyncPeriod();
+ mAnimFrameTracker.setDisplayRefreshPeriod(period);
+ setCompositorTimingSnapped(0, period, 0);
+
android_atomic_or(1, &mRepaintEverything);
setTransactionFlags(eDisplayTransactionNeeded);
}
diff --git a/services/surfaceflinger/SurfaceFlinger_hwc1.cpp b/services/surfaceflinger/SurfaceFlinger_hwc1.cpp
index 019c8e3..7070b97 100644
--- a/services/surfaceflinger/SurfaceFlinger_hwc1.cpp
+++ b/services/surfaceflinger/SurfaceFlinger_hwc1.cpp
@@ -520,13 +520,15 @@
mSFEventThread = new EventThread(sfVsyncSrc, *this, true);
mEventQueue.setEventThread(mSFEventThread);
- // set SFEventThread to SCHED_FIFO to minimize jitter
+ // set EventThread and SFEventThread to SCHED_FIFO to minimize jitter
struct sched_param param = {0};
param.sched_priority = 2;
if (sched_setscheduler(mSFEventThread->getTid(), SCHED_FIFO, ¶m) != 0) {
ALOGE("Couldn't set SCHED_FIFO for SFEventThread");
}
-
+ if (sched_setscheduler(mEventThread->getTid(), SCHED_FIFO, ¶m) != 0) {
+ ALOGE("Couldn't set SCHED_FIFO for EventThread");
+ }
// Initialize the H/W composer object. There may or may not be an
// actual hardware composer underneath.
diff --git a/services/surfaceflinger/main_surfaceflinger.cpp b/services/surfaceflinger/main_surfaceflinger.cpp
index d15376e..e50f3ce 100644
--- a/services/surfaceflinger/main_surfaceflinger.cpp
+++ b/services/surfaceflinger/main_surfaceflinger.cpp
@@ -18,6 +18,7 @@
#include <sched.h>
+#include <android/frameworks/displayservice/1.0/IDisplayService.h>
#include <android/hardware/configstore/1.0/ISurfaceFlingerConfigs.h>
#include <android/hardware/graphics/allocator/2.0/IAllocator.h>
#include <cutils/sched_policy.h>
@@ -25,6 +26,7 @@
#include <binder/IPCThreadState.h>
#include <binder/ProcessState.h>
#include <binder/IServiceManager.h>
+#include <displayservice/DisplayService.h>
#include <hidl/LegacySupport.h>
#include <configstore/Utils.h>
#include "GpuService.h"
@@ -32,14 +34,9 @@
using namespace android;
-using android::hardware::graphics::allocator::V2_0::IAllocator;
-using android::hardware::configstore::V1_0::ISurfaceFlingerConfigs;
-using android::hardware::configstore::getBool;
-using android::hardware::configstore::getBool;
-
static status_t startGraphicsAllocatorService() {
- hardware::configureRpcThreadpool( 1 /* maxThreads */,
- false /* callerWillJoin */);
+ using android::hardware::graphics::allocator::V2_0::IAllocator;
+
status_t result =
hardware::registerPassthroughServiceImplementation<IAllocator>();
if (result != OK) {
@@ -50,12 +47,38 @@
return OK;
}
-int main(int, char**) {
+static status_t startHidlServices() {
+ using android::frameworks::displayservice::V1_0::implementation::DisplayService;
+ using android::frameworks::displayservice::V1_0::IDisplayService;
+ using android::hardware::configstore::getBool;
+ using android::hardware::configstore::getBool;
+ using android::hardware::configstore::V1_0::ISurfaceFlingerConfigs;
+ hardware::configureRpcThreadpool(1 /* maxThreads */,
+ false /* callerWillJoin */);
+
+ status_t err;
+
if (getBool<ISurfaceFlingerConfigs,
&ISurfaceFlingerConfigs::startGraphicsAllocatorService>(false)) {
- startGraphicsAllocatorService();
+ err = startGraphicsAllocatorService();
+ if (err != OK) {
+ return err;
+ }
}
+ sp<IDisplayService> displayservice = new DisplayService();
+ err = displayservice->registerAsService();
+
+ if (err != OK) {
+ ALOGE("Could not register IDisplayService service.");
+ }
+
+ return err;
+}
+
+int main(int, char**) {
+ startHidlServices();
+
signal(SIGPIPE, SIG_IGN);
// When SF is launched in its own process, limit the number of
// binder threads to 4.
diff --git a/services/surfaceflinger/surfaceflinger.rc b/services/surfaceflinger/surfaceflinger.rc
index 1c0427d..aea602b 100644
--- a/services/surfaceflinger/surfaceflinger.rc
+++ b/services/surfaceflinger/surfaceflinger.rc
@@ -4,7 +4,6 @@
group graphics drmrpc readproc
onrestart restart zygote
writepid /dev/stune/foreground/tasks
- socket pdx/system/vr/display/client stream 0666 system graphics
- socket pdx/system/vr/display/manager stream 0666 system graphics
- socket pdx/system/vr/display/screenshot stream 0660 system graphics
- socket pdx/system/vr/display/vsync stream 0666 system graphics
+ socket pdx/system/vr/display/client stream 0666 system graphics u:object_r:pdx_display_client_endpoint_socket:s0
+ socket pdx/system/vr/display/manager stream 0666 system graphics u:object_r:pdx_display_manager_endpoint_socket:s0
+ socket pdx/system/vr/display/vsync stream 0666 system graphics u:object_r:pdx_display_vsync_endpoint_socket:s0
diff --git a/services/vr/bufferhubd/buffer_hub.cpp b/services/vr/bufferhubd/buffer_hub.cpp
index 4b1a522..d27f274 100644
--- a/services/vr/bufferhubd/buffer_hub.cpp
+++ b/services/vr/bufferhubd/buffer_hub.cpp
@@ -53,7 +53,7 @@
stream << " ";
stream << std::setw(6) << "Format";
stream << " ";
- stream << std::setw(21) << "Usage";
+ stream << std::setw(11) << "Usage";
stream << " ";
stream << "Name";
stream << std::endl;
@@ -73,16 +73,14 @@
} else {
std::string dimensions = std::to_string(info.width) + "x" +
std::to_string(info.height) + "x" +
- std::to_string(info.slice_count);
+ std::to_string(info.layer_count);
stream << std::setw(14) << dimensions;
}
stream << " ";
stream << std::setw(6) << info.format;
stream << " ";
stream << "0x" << std::hex << std::setfill('0');
- stream << std::setw(8) << info.producer_usage;
- stream << "0x";
- stream << std::setw(8) << info.consumer_usage;
+ stream << std::setw(8) << info.usage;
stream << std::dec << std::setfill(' ');
stream << " ";
stream << info.name;
@@ -122,7 +120,7 @@
} else {
std::string dimensions = std::to_string(info.width) + "x" +
std::to_string(info.height) + "x" +
- std::to_string(info.slice_count);
+ std::to_string(info.layer_count);
stream << std::setw(14) << dimensions;
}
stream << " ";
@@ -134,16 +132,12 @@
stream << std::endl;
stream << "Active Producer Queues:\n";
stream << std::right << std::setw(6) << "Id";
- stream << std::right << std::setw(12) << " Allocated";
+ stream << std::right << std::setw(12) << " Capacity";
stream << std::right << std::setw(12) << " Consumers";
stream << " UsageSetMask";
stream << " UsageClearMask";
stream << " UsageDenySetMask";
stream << " UsageDenyClearMask";
- stream << " UsageSetMask";
- stream << " UsageClearMask";
- stream << " UsageDenySetMask";
- stream << " UsageDenyClearMask";
stream << " ";
stream << std::endl;
@@ -157,28 +151,16 @@
stream << std::right << std::setw(12) << info.consumer_count;
stream << std::setw(5) << std::setfill(' ') << "0x";
stream << std::hex << std::setfill('0');
- stream << std::setw(8) << info.usage_policy.producer_set_mask;
+ stream << std::setw(8) << info.usage_policy.usage_set_mask;
stream << std::setw(7) << std::setfill(' ') << "0x";
stream << std::hex << std::setfill('0');
- stream << std::setw(8) << info.usage_policy.producer_clear_mask;
+ stream << std::setw(8) << info.usage_policy.usage_clear_mask;
stream << std::setw(9) << std::setfill(' ') << "0x";
stream << std::hex << std::setfill('0');
- stream << std::setw(8) << info.usage_policy.producer_deny_set_mask;
+ stream << std::setw(8) << info.usage_policy.usage_deny_set_mask;
stream << std::setw(11) << std::setfill(' ') << "0x";
stream << std::hex << std::setfill('0');
- stream << std::setw(8) << info.usage_policy.producer_deny_clear_mask;
- stream << std::setw(5) << std::setfill(' ') << "0x";
- stream << std::hex << std::setfill('0');
- stream << std::setw(8) << info.usage_policy.consumer_set_mask;
- stream << std::setw(7) << std::setfill(' ') << "0x";
- stream << std::hex << std::setfill('0');
- stream << std::setw(8) << info.usage_policy.consumer_clear_mask;
- stream << std::setw(9) << std::setfill(' ') << "0x";
- stream << std::hex << std::setfill('0');
- stream << std::setw(8) << info.usage_policy.consumer_deny_set_mask;
- stream << std::setw(11) << std::setfill(' ') << "0x";
- stream << std::hex << std::setfill('0');
- stream << std::setw(8) << info.usage_policy.consumer_deny_clear_mask;
+ stream << std::setw(8) << info.usage_policy.usage_deny_clear_mask;
stream << std::hex << std::setfill('0');
stream << std::endl;
}
@@ -259,18 +241,14 @@
Status<void> BufferHubService::OnCreateBuffer(Message& message, uint32_t width,
uint32_t height, uint32_t format,
- uint64_t producer_usage,
- uint64_t consumer_usage,
- size_t meta_size_bytes,
- size_t slice_count) {
+ uint64_t usage,
+ size_t meta_size_bytes) {
// Use the producer channel id as the global buffer id.
const int buffer_id = message.GetChannelId();
ALOGD_IF(TRACE,
"BufferHubService::OnCreateBuffer: buffer_id=%d width=%u height=%u "
- "format=%u producer_usage=%" PRIx64 " consumer_usage=%" PRIx64
- " meta_size_bytes=%zu slice_count=%zu",
- buffer_id, width, height, format, producer_usage, consumer_usage,
- meta_size_bytes, slice_count);
+ "format=%u usage=%" PRIx64 " meta_size_bytes=%zu",
+ buffer_id, width, height, format, usage, meta_size_bytes);
// See if this channel is already attached to a buffer.
if (const auto channel = message.GetChannel<BufferHubChannel>()) {
@@ -278,10 +256,10 @@
buffer_id);
return ErrorStatus(EALREADY);
}
-
- auto status = ProducerChannel::Create(this, buffer_id, width, height, format,
- producer_usage, consumer_usage,
- meta_size_bytes, slice_count);
+ const uint32_t kDefaultLayerCount = 1;
+ auto status = ProducerChannel::Create(this, buffer_id, width, height,
+ kDefaultLayerCount, format, usage,
+ meta_size_bytes);
if (status) {
message.SetChannel(status.take());
return {};
@@ -294,16 +272,16 @@
Status<void> BufferHubService::OnCreatePersistentBuffer(
Message& message, const std::string& name, int user_id, int group_id,
- uint32_t width, uint32_t height, uint32_t format, uint64_t producer_usage,
- uint64_t consumer_usage, size_t meta_size_bytes, size_t slice_count) {
+ uint32_t width, uint32_t height, uint32_t format, uint64_t usage,
+ size_t meta_size_bytes) {
+ const uint32_t kDefaultLayerCount = 1;
const int channel_id = message.GetChannelId();
ALOGD_IF(TRACE,
"BufferHubService::OnCreatePersistentBuffer: channel_id=%d name=%s "
"user_id=%d group_id=%d width=%u height=%u format=%u "
- "producer_usage=%" PRIx64 " consumer_usage=%" PRIx64
- " meta_size_bytes=%zu slice_count=%zu",
+ "usage=%" PRIx64 " meta_size_bytes=%zu",
channel_id, name.c_str(), user_id, group_id, width, height, format,
- producer_usage, consumer_usage, meta_size_bytes, slice_count);
+ usage, meta_size_bytes);
// See if this channel is already attached to a buffer.
if (const auto channel = message.GetChannel<BufferHubChannel>()) {
@@ -324,9 +302,8 @@
"not have permission to access named buffer: name=%s euid=%d egid=%d",
name.c_str(), euid, euid);
return ErrorStatus(EPERM);
- } else if (!buffer->CheckParameters(width, height, format, producer_usage,
- consumer_usage, meta_size_bytes,
- slice_count)) {
+ } else if (!buffer->CheckParameters(width, height, kDefaultLayerCount,
+ format, usage, meta_size_bytes)) {
ALOGE(
"BufferHubService::OnCreatePersistentBuffer: Requested an existing "
"buffer with different parameters: name=%s",
@@ -344,9 +321,9 @@
return {};
}
} else {
- auto status = ProducerChannel::Create(
- this, channel_id, width, height, format, producer_usage, consumer_usage,
- meta_size_bytes, slice_count);
+ auto status = ProducerChannel::Create(this, channel_id, width, height,
+ kDefaultLayerCount, format, usage,
+ meta_size_bytes);
if (!status) {
ALOGE("BufferHubService::OnCreateBuffer: Failed to create producer!!");
return status.error_status();
diff --git a/services/vr/bufferhubd/buffer_hub.h b/services/vr/bufferhubd/buffer_hub.h
index 4cb1eb9..3bc2635 100644
--- a/services/vr/bufferhubd/buffer_hub.h
+++ b/services/vr/bufferhubd/buffer_hub.h
@@ -50,29 +50,25 @@
// Data field for buffer producer.
uint32_t width = 0;
uint32_t height = 0;
+ uint32_t layer_count = 0;
uint32_t format = 0;
- uint64_t producer_usage = 0;
- uint64_t consumer_usage = 0;
- size_t slice_count = 0;
+ uint64_t usage = 0;
std::string name;
// Data filed for producer queue.
size_t capacity = 0;
- UsagePolicy usage_policy{0, 0, 0, 0, 0, 0, 0, 0};
+ UsagePolicy usage_policy{0, 0, 0, 0};
BufferInfo(int id, size_t consumer_count, uint32_t width, uint32_t height,
- uint32_t format, uint64_t producer_usage,
- uint64_t consumer_usage, size_t slice_count,
- const std::string& name)
+ uint32_t layer_count, uint32_t format, uint64_t usage, const std::string& name)
: id(id),
type(kProducerType),
consumer_count(consumer_count),
width(width),
height(height),
+ layer_count(layer_count),
format(format),
- producer_usage(producer_usage),
- consumer_usage(consumer_usage),
- slice_count(slice_count),
+ usage(usage),
name(name) {}
BufferInfo(int id, size_t consumer_count, size_t capacity,
@@ -159,16 +155,17 @@
std::unordered_map<std::string, std::shared_ptr<ProducerChannel>>
named_buffers_;
- pdx::Status<void> OnCreateBuffer(pdx::Message& message, uint32_t width, uint32_t height,
- uint32_t format, uint64_t producer_usage,
- uint64_t consumer_usage, size_t meta_size_bytes,
- size_t slice_count);
- pdx::Status<void> OnCreatePersistentBuffer(pdx::Message& message, const std::string& name,
- int user_id, int group_id, uint32_t width,
- uint32_t height, uint32_t format,
- uint64_t producer_usage, uint64_t consumer_usage,
- size_t meta_size_bytes, size_t slice_count);
- pdx::Status<void> OnGetPersistentBuffer(pdx::Message& message, const std::string& name);
+ pdx::Status<void> OnCreateBuffer(pdx::Message& message, uint32_t width,
+ uint32_t height, uint32_t format,
+ uint64_t usage, size_t meta_size_bytes);
+ pdx::Status<void> OnCreatePersistentBuffer(pdx::Message& message,
+ const std::string& name,
+ int user_id, int group_id,
+ uint32_t width, uint32_t height,
+ uint32_t format, uint64_t usage,
+ size_t meta_size_bytes);
+ pdx::Status<void> OnGetPersistentBuffer(pdx::Message& message,
+ const std::string& name);
pdx::Status<QueueInfo> OnCreateProducerQueue(pdx::Message& message,
size_t meta_size_bytes,
const UsagePolicy& usage_policy);
diff --git a/services/vr/bufferhubd/bufferhubd.rc b/services/vr/bufferhubd/bufferhubd.rc
index 8d57723..46fe5f9 100644
--- a/services/vr/bufferhubd/bufferhubd.rc
+++ b/services/vr/bufferhubd/bufferhubd.rc
@@ -3,4 +3,4 @@
user system
group system
writepid /dev/cpuset/tasks
- socket pdx/system/buffer_hub/client stream 0660 system system
+ socket pdx/system/buffer_hub/client stream 0660 system system u:object_r:pdx_bufferhub_client_endpoint_socket:s0
diff --git a/services/vr/bufferhubd/consumer_channel.cpp b/services/vr/bufferhubd/consumer_channel.cpp
index 311f5c6..08b2790 100644
--- a/services/vr/bufferhubd/consumer_channel.cpp
+++ b/services/vr/bufferhubd/consumer_channel.cpp
@@ -75,11 +75,6 @@
*producer, &ProducerChannel::OnGetBuffer, message);
return true;
- case BufferHubRPC::GetBuffers::Opcode:
- DispatchRemoteMethod<BufferHubRPC::GetBuffers>(
- *producer, &ProducerChannel::OnGetBuffers, message);
- return true;
-
case BufferHubRPC::NewConsumer::Opcode:
DispatchRemoteMethod<BufferHubRPC::NewConsumer>(
*producer, &ProducerChannel::OnNewConsumer, message);
diff --git a/services/vr/bufferhubd/consumer_queue_channel.cpp b/services/vr/bufferhubd/consumer_queue_channel.cpp
index 7422751..f447e00 100644
--- a/services/vr/bufferhubd/consumer_queue_channel.cpp
+++ b/services/vr/bufferhubd/consumer_queue_channel.cpp
@@ -8,6 +8,7 @@
using android::pdx::RemoteChannelHandle;
using android::pdx::Status;
using android::pdx::rpc::DispatchRemoteMethod;
+using android::pdx::rpc::RemoteMethodError;
namespace android {
namespace dvr {
@@ -33,8 +34,10 @@
bool ConsumerQueueChannel::HandleMessage(Message& message) {
ATRACE_NAME("ConsumerQueueChannel::HandleMessage");
auto producer = GetProducer();
- if (!producer)
- REPLY_ERROR_RETURN(message, EPIPE, true);
+ if (!producer) {
+ RemoteMethodError(message, EPIPE);
+ return true;
+ }
switch (message.GetOp()) {
case BufferHubRPC::CreateConsumerQueue::Opcode:
@@ -79,6 +82,9 @@
void ConsumerQueueChannel::RegisterNewBuffer(
const std::shared_ptr<ProducerChannel>& producer_channel, size_t slot) {
+ ALOGD_IF(TRACE,
+ "ConsumerQueueChannel::RegisterNewBuffer: buffer_id=%d slot=%zu",
+ producer_channel->buffer_id(), slot);
pending_buffer_slots_.emplace(producer_channel, slot);
// Signal the client that there is new buffer available throught POLLIN.
@@ -89,7 +95,8 @@
ConsumerQueueChannel::OnConsumerQueueImportBuffers(Message& message) {
std::vector<std::pair<RemoteChannelHandle, size_t>> buffer_handles;
ATRACE_NAME("ConsumerQueueChannel::OnConsumerQueueImportBuffers");
- ALOGD(
+ ALOGD_IF(
+ TRACE,
"ConsumerQueueChannel::OnConsumerQueueImportBuffers number of buffers to "
"import: %zu",
pending_buffer_slots_.size());
@@ -134,5 +141,12 @@
return {std::move(buffer_handles)};
}
+void ConsumerQueueChannel::OnProducerClosed() {
+ ALOGD_IF(TRACE, "ConsumerQueueChannel::OnProducerClosed: queue_id=%d",
+ buffer_id());
+ producer_.reset();
+ Hangup();
+}
+
} // namespace dvr
} // namespace android
diff --git a/services/vr/bufferhubd/consumer_queue_channel.h b/services/vr/bufferhubd/consumer_queue_channel.h
index e1005e4..aa3f531 100644
--- a/services/vr/bufferhubd/consumer_queue_channel.h
+++ b/services/vr/bufferhubd/consumer_queue_channel.h
@@ -39,6 +39,8 @@
pdx::Status<std::vector<std::pair<RemoteChannelHandle, size_t>>>
OnConsumerQueueImportBuffers(Message& message);
+ void OnProducerClosed();
+
private:
std::shared_ptr<ProducerQueueChannel> GetProducer() const;
diff --git a/services/vr/bufferhubd/producer_channel.cpp b/services/vr/bufferhubd/producer_channel.cpp
index c4b1319..b9984a0 100644
--- a/services/vr/bufferhubd/producer_channel.cpp
+++ b/services/vr/bufferhubd/producer_channel.cpp
@@ -26,25 +26,20 @@
ProducerChannel::ProducerChannel(BufferHubService* service, int channel_id,
uint32_t width, uint32_t height,
- uint32_t format, uint64_t producer_usage,
- uint64_t consumer_usage,
- size_t meta_size_bytes, size_t slice_count,
+ uint32_t layer_count, uint32_t format,
+ uint64_t usage, size_t meta_size_bytes,
int* error)
: BufferHubChannel(service, channel_id, channel_id, kProducerType),
pending_consumers_(0),
- slices_(std::max(static_cast<size_t>(1), slice_count)),
producer_owns_(true),
meta_size_bytes_(meta_size_bytes),
meta_(meta_size_bytes ? new uint8_t[meta_size_bytes] : nullptr) {
- for (auto& ion_buffer : slices_) {
- const int ret = ion_buffer.Alloc(width, height, format,
- (producer_usage | consumer_usage));
- if (ret < 0) {
- ALOGE("ProducerChannel::ProducerChannel: Failed to allocate buffer: %s",
- strerror(-ret));
- *error = ret;
- return;
- }
+ const int ret = buffer_.Alloc(width, height, layer_count, format, usage);
+ if (ret < 0) {
+ ALOGE("ProducerChannel::ProducerChannel: Failed to allocate buffer: %s",
+ strerror(-ret));
+ *error = ret;
+ return;
}
// Success.
@@ -53,12 +48,12 @@
Status<std::shared_ptr<ProducerChannel>> ProducerChannel::Create(
BufferHubService* service, int channel_id, uint32_t width, uint32_t height,
- uint32_t format, uint64_t producer_usage, uint64_t consumer_usage,
- size_t meta_size_bytes, size_t slice_count) {
+ uint32_t layer_count, uint32_t format, uint64_t usage,
+ size_t meta_size_bytes) {
int error;
- std::shared_ptr<ProducerChannel> producer(new ProducerChannel(
- service, channel_id, width, height, format, producer_usage,
- consumer_usage, meta_size_bytes, slice_count, &error));
+ std::shared_ptr<ProducerChannel> producer(
+ new ProducerChannel(service, channel_id, width, height, layer_count,
+ format, usage, meta_size_bytes, &error));
if (error < 0)
return ErrorStatus(-error);
else
@@ -74,10 +69,9 @@
}
BufferHubChannel::BufferInfo ProducerChannel::GetBufferInfo() const {
- return BufferInfo(buffer_id(), consumer_channels_.size(), slices_[0].width(),
- slices_[0].height(), slices_[0].format(),
- slices_[0].usage(), slices_[0].usage(),
- slices_.size(), name_);
+ return BufferInfo(buffer_id(), consumer_channels_.size(), buffer_.width(),
+ buffer_.height(), buffer_.layer_count(), buffer_.format(),
+ buffer_.usage(), name_);
}
void ProducerChannel::HandleImpulse(Message& message) {
@@ -97,11 +91,6 @@
*this, &ProducerChannel::OnGetBuffer, message);
return true;
- case BufferHubRPC::GetBuffers::Opcode:
- DispatchRemoteMethod<BufferHubRPC::GetBuffers>(
- *this, &ProducerChannel::OnGetBuffers, message);
- return true;
-
case BufferHubRPC::NewConsumer::Opcode:
DispatchRemoteMethod<BufferHubRPC::NewConsumer>(
*this, &ProducerChannel::OnNewConsumer, message);
@@ -133,24 +122,10 @@
}
Status<NativeBufferHandle<BorrowedHandle>> ProducerChannel::OnGetBuffer(
- Message& message, unsigned index) {
+ Message& message) {
ATRACE_NAME("ProducerChannel::OnGetBuffer");
ALOGD_IF(TRACE, "ProducerChannel::OnGetBuffer: buffer=%d", buffer_id());
- if (index < slices_.size()) {
- return {NativeBufferHandle<BorrowedHandle>(slices_[index], buffer_id())};
- } else {
- return ErrorStatus(EINVAL);
- }
-}
-
-Status<std::vector<NativeBufferHandle<BorrowedHandle>>>
-ProducerChannel::OnGetBuffers(Message&) {
- ATRACE_NAME("ProducerChannel::OnGetBuffers");
- ALOGD_IF(TRACE, "ProducerChannel::OnGetBuffers: buffer_id=%d", buffer_id());
- std::vector<NativeBufferHandle<BorrowedHandle>> buffer_handles;
- for (const auto& buffer : slices_)
- buffer_handles.emplace_back(buffer, buffer_id());
- return {std::move(buffer_handles)};
+ return {NativeBufferHandle<BorrowedHandle>(buffer_, buffer_id())};
}
Status<RemoteChannelHandle> ProducerChannel::CreateConsumer(Message& message) {
@@ -202,10 +177,15 @@
return ErrorStatus(EBUSY);
}
- if (meta_size_bytes_ != metadata.size())
+ if (meta_size_bytes_ != metadata.size()) {
+ ALOGD_IF(TRACE,
+ "ProducerChannel::OnProducerPost: Expected meta_size_bytes=%zu "
+ "got size=%zu",
+ meta_size_bytes_, metadata.size());
return ErrorStatus(EINVAL);
- std::copy(metadata.begin(), metadata.end(), meta_.get());
+ }
+ std::copy(metadata.begin(), metadata.end(), meta_.get());
post_fence_ = std::move(acquire_fence);
producer_owns_ = false;
@@ -369,14 +349,11 @@
// Returns true if the given parameters match the underlying buffer parameters.
bool ProducerChannel::CheckParameters(uint32_t width, uint32_t height,
- uint32_t format, uint64_t producer_usage,
- uint64_t consumer_usage,
- size_t meta_size_bytes,
- size_t slice_count) {
- return slices_.size() == slice_count && meta_size_bytes == meta_size_bytes_ &&
- slices_[0].width() == width && slices_[0].height() == height &&
- slices_[0].format() == format &&
- slices_[0].usage() == (producer_usage | consumer_usage);
+ uint32_t layer_count, uint32_t format,
+ uint64_t usage, size_t meta_size_bytes) {
+ return meta_size_bytes == meta_size_bytes_ && buffer_.width() == width &&
+ buffer_.height() == height && buffer_.layer_count() == layer_count &&
+ buffer_.format() == format && buffer_.usage() == usage;
}
} // namespace dvr
diff --git a/services/vr/bufferhubd/producer_channel.h b/services/vr/bufferhubd/producer_channel.h
index f04c8a5..5ada478 100644
--- a/services/vr/bufferhubd/producer_channel.h
+++ b/services/vr/bufferhubd/producer_channel.h
@@ -32,8 +32,8 @@
static pdx::Status<std::shared_ptr<ProducerChannel>> Create(
BufferHubService* service, int channel_id, uint32_t width,
- uint32_t height, uint32_t format, uint64_t producer_usage,
- uint64_t consumer_usage, size_t meta_size_bytes, size_t slice_count);
+ uint32_t height, uint32_t layer_count, uint32_t format, uint64_t usage,
+ size_t meta_size_bytes);
~ProducerChannel() override;
@@ -42,10 +42,7 @@
BufferInfo GetBufferInfo() const override;
- pdx::Status<NativeBufferHandle<BorrowedHandle>> OnGetBuffer(Message& message,
- unsigned index);
- pdx::Status<std::vector<NativeBufferHandle<BorrowedHandle>>> OnGetBuffers(
- Message& message);
+ pdx::Status<NativeBufferHandle<BorrowedHandle>> OnGetBuffer(Message& message);
pdx::Status<RemoteChannelHandle> CreateConsumer(Message& message);
pdx::Status<RemoteChannelHandle> OnNewConsumer(Message& message);
@@ -61,9 +58,8 @@
void RemoveConsumer(ConsumerChannel* channel);
bool CheckAccess(int euid, int egid);
- bool CheckParameters(uint32_t width, uint32_t height, uint32_t format,
- uint64_t producer_usage, uint64_t consumer_usage,
- size_t meta_size_bytes, size_t slice_count);
+ bool CheckParameters(uint32_t width, uint32_t height, uint32_t layer_count,
+ uint32_t format, uint64_t usage, size_t meta_size_bytes);
pdx::Status<void> OnProducerMakePersistent(Message& message,
const std::string& name,
@@ -76,7 +72,7 @@
// zero then the producer can re-acquire ownership.
int pending_consumers_;
- std::vector<IonBuffer> slices_;
+ IonBuffer buffer_;
bool producer_owns_;
LocalFence post_fence_;
@@ -95,9 +91,8 @@
std::string name_;
ProducerChannel(BufferHubService* service, int channel, uint32_t width,
- uint32_t height, uint32_t format, uint64_t producer_usage,
- uint64_t consumer_usage, size_t meta_size_bytes,
- size_t slice_count, int* error);
+ uint32_t height, uint32_t layer_count, uint32_t format,
+ uint64_t usage, size_t meta_size_bytes, int* error);
pdx::Status<void> OnProducerPost(
Message& message, LocalFence acquire_fence,
diff --git a/services/vr/bufferhubd/producer_queue_channel.cpp b/services/vr/bufferhubd/producer_queue_channel.cpp
index dc2a47e..886e621 100644
--- a/services/vr/bufferhubd/producer_queue_channel.cpp
+++ b/services/vr/bufferhubd/producer_queue_channel.cpp
@@ -26,7 +26,12 @@
*error = 0;
}
-ProducerQueueChannel::~ProducerQueueChannel() {}
+ProducerQueueChannel::~ProducerQueueChannel() {
+ ALOGD_IF(TRACE, "ProducerQueueChannel::~ProducerQueueChannel: queue_id=%d",
+ buffer_id());
+ for (auto* consumer : consumer_channels_)
+ consumer->OnProducerClosed();
+}
/* static */
Status<std::shared_ptr<ProducerQueueChannel>> ProducerQueueChannel::Create(
@@ -34,19 +39,12 @@
const UsagePolicy& usage_policy) {
// Configuration between |usage_deny_set_mask| and |usage_deny_clear_mask|
// should be mutually exclusive.
- if ((usage_policy.producer_deny_set_mask &
- usage_policy.producer_deny_clear_mask) ||
- (usage_policy.consumer_deny_set_mask &
- usage_policy.consumer_deny_clear_mask)) {
+ if ((usage_policy.usage_deny_set_mask & usage_policy.usage_deny_clear_mask)) {
ALOGE(
"BufferHubService::OnCreateProducerQueue: illegal usage mask "
- "configuration: producer_deny_set_mask=%" PRIx64
- " producer_deny_clear_mask=%" PRIx64 " consumer_deny_set_mask=%" PRIx64
- " consumer_deny_clear_mask=%" PRIx64,
- usage_policy.producer_deny_set_mask,
- usage_policy.producer_deny_clear_mask,
- usage_policy.consumer_deny_set_mask,
- usage_policy.consumer_deny_clear_mask);
+ "configuration: usage_deny_set_mask=%" PRIx64
+ " usage_deny_clear_mask=%" PRIx64,
+ usage_policy.usage_deny_set_mask, usage_policy.usage_deny_clear_mask);
return ErrorStatus(EINVAL);
}
@@ -113,13 +111,21 @@
return ErrorStatus(ENOMEM);
}
- const auto channel_status = service()->SetChannel(
- channel_id, std::make_shared<ConsumerQueueChannel>(
- service(), buffer_id(), channel_id, shared_from_this()));
+ auto consumer_queue_channel = std::make_shared<ConsumerQueueChannel>(
+ service(), buffer_id(), channel_id, shared_from_this());
+
+ // Register the existing buffers with the new consumer queue.
+ for (size_t slot = 0; slot < BufferHubRPC::kMaxQueueCapacity; slot++) {
+ if (auto buffer = buffers_[slot].lock())
+ consumer_queue_channel->RegisterNewBuffer(buffer, slot);
+ }
+
+ const auto channel_status =
+ service()->SetChannel(channel_id, consumer_queue_channel);
if (!channel_status) {
ALOGE(
- "ProducerQueueChannel::OnCreateConsumerQueue: failed to set new "
- "consumer channel: %s",
+ "ProducerQueueChannel::OnCreateConsumerQueue: Failed to set channel: "
+ "%s",
channel_status.GetErrorMessage().c_str());
return ErrorStatus(ENOMEM);
}
@@ -133,9 +139,8 @@
Status<std::vector<std::pair<RemoteChannelHandle, size_t>>>
ProducerQueueChannel::OnProducerQueueAllocateBuffers(
- Message& message, uint32_t width, uint32_t height, uint32_t format,
- uint64_t producer_usage, uint64_t consumer_usage, size_t slice_count,
- size_t buffer_count) {
+ Message& message, uint32_t width, uint32_t height, uint32_t layer_count,
+ uint32_t format, uint64_t usage, size_t buffer_count) {
ATRACE_NAME("ProducerQueueChannel::OnProducerQueueAllocateBuffers");
ALOGD_IF(TRACE,
"ProducerQueueChannel::OnProducerQueueAllocateBuffers: "
@@ -145,58 +150,32 @@
std::vector<std::pair<RemoteChannelHandle, size_t>> buffer_handles;
// Deny buffer allocation violating preset rules.
- if (producer_usage & usage_policy_.producer_deny_set_mask) {
+ if (usage & usage_policy_.usage_deny_set_mask) {
ALOGE(
- "ProducerQueueChannel::OnProducerQueueAllocateBuffers: producer_usage: "
- "%" PRIx64
- " is not permitted. Violating producer_deny_set_mask, the following "
- "bits shall not be set: %" PRIx64 ".",
- producer_usage, usage_policy_.producer_deny_set_mask);
+ "ProducerQueueChannel::OnProducerQueueAllocateBuffers: usage: %" PRIx64
+ " is not permitted. Violating usage_deny_set_mask, the following bits "
+ "shall not be set: %" PRIx64 ".",
+ usage, usage_policy_.usage_deny_set_mask);
return ErrorStatus(EINVAL);
}
- if (consumer_usage & usage_policy_.consumer_deny_set_mask) {
+ if (~usage & usage_policy_.usage_deny_clear_mask) {
ALOGE(
- "ProducerQueueChannel::OnProducerQueueAllocateBuffers: consumer_usage: "
- "%" PRIx64
- " is not permitted. Violating consumer_deny_set_mask, the following "
- "bits shall not be set: %" PRIx64 ".",
- consumer_usage, usage_policy_.consumer_deny_set_mask);
- return ErrorStatus(EINVAL);
- }
-
- if (~producer_usage & usage_policy_.producer_deny_clear_mask) {
- ALOGE(
- "ProducerQueueChannel::OnProducerQueueAllocateBuffers: producer_usage: "
- "%" PRIx64
- " is not permitted. Violating producer_deny_clear_mask, the following "
+ "ProducerQueueChannel::OnProducerQueueAllocateBuffers: usage: %" PRIx64
+ " is not permitted. Violating usage_deny_clear_mask, the following "
"bits must be set: %" PRIx64 ".",
- producer_usage, usage_policy_.producer_deny_clear_mask);
+ usage, usage_policy_.usage_deny_clear_mask);
return ErrorStatus(EINVAL);
}
- if (~consumer_usage & usage_policy_.consumer_deny_clear_mask) {
- ALOGE(
- "ProducerQueueChannel::OnProducerQueueAllocateBuffers: consumer_usage: "
- "%" PRIx64
- " is not permitted. Violating consumer_deny_clear_mask, the following "
- "bits must be set: %" PRIx64 ".",
- consumer_usage, usage_policy_.consumer_deny_clear_mask);
- return ErrorStatus(EINVAL);
- }
- // Force set mask and clear mask. Note that |usage_policy_.X_set_mask_| takes
- // precedence and will overwrite |usage_policy_.X_clear_mask|.
- uint64_t effective_producer_usage =
- (producer_usage & ~usage_policy_.producer_clear_mask) |
- usage_policy_.producer_set_mask;
- uint64_t effective_consumer_usage =
- (consumer_usage & ~usage_policy_.consumer_clear_mask) |
- usage_policy_.consumer_set_mask;
+ // Force set mask and clear mask. Note that |usage_policy_.usage_set_mask_|
+ // takes precedence and will overwrite |usage_policy_.usage_clear_mask|.
+ uint64_t effective_usage =
+ (usage & ~usage_policy_.usage_clear_mask) | usage_policy_.usage_set_mask;
for (size_t i = 0; i < buffer_count; i++) {
- auto status =
- AllocateBuffer(message, width, height, format, effective_producer_usage,
- effective_consumer_usage, slice_count);
+ auto status = AllocateBuffer(message, width, height, layer_count, format,
+ effective_usage);
if (!status) {
ALOGE(
"ProducerQueueChannel::OnProducerQueueAllocateBuffers: Failed to "
@@ -211,10 +190,8 @@
Status<std::pair<RemoteChannelHandle, size_t>>
ProducerQueueChannel::AllocateBuffer(Message& message, uint32_t width,
- uint32_t height, uint32_t format,
- uint64_t producer_usage,
- uint64_t consumer_usage,
- size_t slice_count) {
+ uint32_t height, uint32_t layer_count,
+ uint32_t format, uint64_t usage) {
ATRACE_NAME("ProducerQueueChannel::AllocateBuffer");
ALOGD_IF(TRACE,
"ProducerQueueChannel::AllocateBuffer: producer_channel_id=%d",
@@ -239,15 +216,13 @@
ALOGD_IF(TRACE,
"ProducerQueueChannel::AllocateBuffer: buffer_id=%d width=%u "
- "height=%u format=%u producer_usage=%" PRIx64
- " consumer_usage=%" PRIx64 " slice_count=%zu",
- buffer_id, width, height, format, producer_usage, consumer_usage,
- slice_count);
+ "height=%u layer_count=%u format=%u usage=%" PRIx64,
+ buffer_id, width, height, layer_count, format, usage);
auto buffer_handle = status.take();
- auto producer_channel_status = ProducerChannel::Create(
- service(), buffer_id, width, height, format, producer_usage,
- consumer_usage, meta_size_bytes_, slice_count);
+ auto producer_channel_status =
+ ProducerChannel::Create(service(), buffer_id, width, height, layer_count,
+ format, usage, meta_size_bytes_);
if (!producer_channel_status) {
ALOGE(
"ProducerQueueChannel::AllocateBuffer: Failed to create producer "
@@ -290,7 +265,7 @@
capacity_++;
// Notify each consumer channel about the new buffer.
- for (auto consumer_channel : consumer_channels_) {
+ for (auto* consumer_channel : consumer_channels_) {
ALOGD(
"ProducerQueueChannel::AllocateBuffer: Notified consumer with new "
"buffer, buffer_id=%d",
diff --git a/services/vr/bufferhubd/producer_queue_channel.h b/services/vr/bufferhubd/producer_queue_channel.h
index 09b0243..28c74cd 100644
--- a/services/vr/bufferhubd/producer_queue_channel.h
+++ b/services/vr/bufferhubd/producer_queue_channel.h
@@ -34,9 +34,8 @@
// handle this as if a new producer is created through kOpCreateBuffer.
pdx::Status<std::vector<std::pair<pdx::RemoteChannelHandle, size_t>>>
OnProducerQueueAllocateBuffers(pdx::Message& message, uint32_t width,
- uint32_t height, uint32_t format,
- uint64_t producer_usage,
- uint64_t consumer_usage, size_t slice_count,
+ uint32_t height, uint32_t layer_count,
+ uint32_t format, uint64_t usage,
size_t buffer_count);
// Detach a BufferHubProducer indicated by |slot|. Note that the buffer must
@@ -58,8 +57,8 @@
// Returns the remote channel handle and the slot number for the newly
// allocated buffer.
pdx::Status<std::pair<pdx::RemoteChannelHandle, size_t>> AllocateBuffer(
- pdx::Message& message, uint32_t width, uint32_t height, uint32_t format,
- uint64_t producer_usage, uint64_t consumer_usage, size_t slice_count);
+ pdx::Message& message, uint32_t width, uint32_t height,
+ uint32_t layer_count, uint32_t format, uint64_t usage);
// Size of the meta data associated with all the buffers allocated from the
// queue. Now we assume the metadata size is immutable once the queue is
diff --git a/services/vr/hardware_composer/impl/vr_hwc.cpp b/services/vr/hardware_composer/impl/vr_hwc.cpp
index 504b26f..5d51827 100644
--- a/services/vr/hardware_composer/impl/vr_hwc.cpp
+++ b/services/vr/hardware_composer/impl/vr_hwc.cpp
@@ -60,24 +60,22 @@
*height = 1920;
int error = 0;
- auto display_client = DisplayClient::Create(&error);
- SystemDisplayMetrics metrics;
-
- if (error) {
+ auto display_client = display::DisplayClient::Create(&error);
+ if (!display_client) {
ALOGE("Could not connect to display service : %s(%d)", strerror(error),
error);
return;
}
- error = display_client->GetDisplayMetrics(&metrics);
- if (error) {
+ auto status = display_client->GetDisplayMetrics();
+ if (!status) {
ALOGE("Could not get display metrics from display service : %s(%d)",
- strerror(error), error);
+ status.GetErrorMessage().c_str(), status.error());
return;
}
- *width = metrics.display_native_width;
- *height = metrics.display_native_height;
+ *width = status.get().display_width;
+ *height = status.get().display_height;
}
} // namespace
diff --git a/services/vr/performanced/performanced.rc b/services/vr/performanced/performanced.rc
index 6283f37..2605a47 100644
--- a/services/vr/performanced/performanced.rc
+++ b/services/vr/performanced/performanced.rc
@@ -3,4 +3,4 @@
user root
group system readproc
writepid /dev/cpuset/tasks
- socket pdx/system/performance/client stream 0666 system system
+ socket pdx/system/performance/client stream 0666 system system u:object_r:pdx_performance_client_endpoint_socket:s0
diff --git a/services/vr/sensord/Android.mk b/services/vr/sensord/Android.mk
deleted file mode 100644
index 638c9a8..0000000
--- a/services/vr/sensord/Android.mk
+++ /dev/null
@@ -1,76 +0,0 @@
-# Copyright (C) 2008 The Android Open Source Project
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-LOCAL_PATH := $(call my-dir)
-
-SENSORD_EXTEND ?= libsensordextensionstub
-
-sourceFiles := \
- pose_service.cpp \
- sensord.cpp \
- sensor_fusion.cpp \
- sensor_hal_thread.cpp \
- sensor_ndk_thread.cpp \
- sensor_service.cpp \
- sensor_thread.cpp \
-
-includeFiles += \
- $(LOCAL_PATH)/include
-
-staticLibraries := \
- libdvrcommon \
- libvrsensor \
- libperformance \
- libbufferhub \
- libpdx_default_transport \
- libposepredictor \
-
-sharedLibraries := \
- libandroid \
- libbase \
- libbinder \
- libcutils \
- liblog \
- libhardware \
- libutils \
- libui \
- $(SENSORD_EXTEND) \
-
-cFlags := -DLOG_TAG=\"sensord\" \
- -DTRACE=0
-
-include $(CLEAR_VARS)
-LOCAL_SRC_FILES := $(sourceFiles)
-LOCAL_CFLAGS := $(cFlags)
-LOCAL_STATIC_LIBRARIES := $(staticLibraries)
-LOCAL_SHARED_LIBRARIES := $(sharedLibraries)
-LOCAL_MODULE_CLASS := EXECUTABLES
-LOCAL_MODULE := sensord
-LOCAL_C_INCLUDES := $(includeFiles)
-LOCAL_C_INCLUDES += \
- $(call local-generated-sources-dir)/proto/frameworks/native/services/vr/sensord
-LOCAL_INIT_RC := sensord.rc
-include $(BUILD_EXECUTABLE)
-
-include $(CLEAR_VARS)
-LOCAL_STATIC_LIBRARIES := $(staticLibraries)
-LOCAL_SHARED_LIBRARIES := $(sharedLibraries)
-LOCAL_SRC_FILES := test/poselatencytest.cpp
-LOCAL_MODULE := poselatencytest
-include $(BUILD_EXECUTABLE)
-
-include $(CLEAR_VARS)
-LOCAL_MODULE := libsensordextensionstub
-LOCAL_SRC_FILES := sensord_extension.cpp
-include $(BUILD_SHARED_LIBRARY)
diff --git a/services/vr/sensord/pose_service.cpp b/services/vr/sensord/pose_service.cpp
deleted file mode 100644
index 75423bb..0000000
--- a/services/vr/sensord/pose_service.cpp
+++ /dev/null
@@ -1,649 +0,0 @@
-#define ATRACE_TAG ATRACE_TAG_INPUT
-#include "pose_service.h"
-
-#include <dlfcn.h>
-#include <errno.h>
-#include <time.h>
-
-#include <array>
-#include <cmath>
-#include <cstdint>
-#include <sstream>
-#include <type_traits>
-
-#include <cutils/properties.h>
-#include <cutils/trace.h>
-#include <dvr/performance_client_api.h>
-#include <dvr/pose_client.h>
-#include <hardware/sensors.h>
-#include <log/log.h>
-#include <pdx/default_transport/service_endpoint.h>
-#include <private/dvr/benchmark.h>
-#include <private/dvr/clock_ns.h>
-#include <private/dvr/platform_defines.h>
-#include <private/dvr/pose-ipc.h>
-#include <private/dvr/sensor_constants.h>
-#include <utils/Trace.h>
-
-using android::pdx::LocalChannelHandle;
-using android::pdx::default_transport::Endpoint;
-using android::pdx::Status;
-
-namespace android {
-namespace dvr {
-
-using Vector3d = vec3d;
-using Rotationd = quatd;
-using AngleAxisd = Eigen::AngleAxis<double>;
-
-namespace {
-// Wait a few seconds before checking if we need to disable sensors.
-static constexpr int64_t kSensorTimeoutNs = 5000000000ll;
-
-static constexpr float kTwoPi = 2.0 * M_PI;
-static constexpr float kDegToRad = M_PI / 180.f;
-
-// Head model code data.
-static constexpr float kDefaultNeckHorizontalOffset = 0.080f; // meters
-static constexpr float kDefaultNeckVerticalOffset = 0.075f; // meters
-
-static constexpr char kDisablePosePredictionProp[] =
- "persist.dvr.disable_predict";
-
-// Device type property for controlling classes of behavior that differ
-// between devices. If unset, defaults to kOrientationTypeSmartphone.
-static constexpr char kOrientationTypeProp[] = "ro.dvr.orientation_type";
-static constexpr char kEnableSensorRecordProp[] = "dvr.enable_6dof_recording";
-static constexpr char kEnableSensorPlayProp[] = "dvr.enable_6dof_playback";
-static constexpr char kEnableSensorPlayIdProp[] = "dvr.6dof_playback_id";
-static constexpr char kEnablePoseRecordProp[] = "dvr.enable_pose_recording";
-static constexpr char kPredictorTypeProp[] = "dvr.predictor_type";
-
-// Persistent buffer names.
-static constexpr char kPoseRingBufferName[] = "PoseService:RingBuffer";
-
-static constexpr int kDatasetIdLength = 36;
-static constexpr char kDatasetIdChars[] = "0123456789abcdef-";
-
-static constexpr int kLatencyWindowSize = 200;
-
-// These are the flags used by BufferProducer::CreatePersistentUncachedBlob,
-// plus PRIVATE_ADSP_HEAP to allow access from the DSP.
-static constexpr int kPoseRingBufferFlags =
- GRALLOC_USAGE_SW_READ_RARELY | GRALLOC_USAGE_SW_WRITE_RARELY |
- GRALLOC_USAGE_PRIVATE_UNCACHED | GRALLOC_USAGE_PRIVATE_ADSP_HEAP;
-
-std::string GetPoseModeString(DvrPoseMode mode) {
- switch (mode) {
- case DVR_POSE_MODE_6DOF:
- return "DVR_POSE_MODE_6DOF";
- case DVR_POSE_MODE_3DOF:
- return "DVR_POSE_MODE_3DOF";
- case DVR_POSE_MODE_MOCK_FROZEN:
- return "DVR_POSE_MODE_MOCK_FROZEN";
- case DVR_POSE_MODE_MOCK_HEAD_TURN_SLOW:
- return "DVR_POSE_MODE_MOCK_HEAD_TURN_SLOW";
- case DVR_POSE_MODE_MOCK_HEAD_TURN_FAST:
- return "DVR_POSE_MODE_MOCK_HEAD_TURN_FAST";
- case DVR_POSE_MODE_MOCK_ROTATE_SLOW:
- return "DVR_POSE_MODE_MOCK_ROTATE_SLOW";
- case DVR_POSE_MODE_MOCK_ROTATE_MEDIUM:
- return "DVR_POSE_MODE_MOCK_ROTATE_MEDIUM";
- case DVR_POSE_MODE_MOCK_ROTATE_FAST:
- return "DVR_POSE_MODE_MOCK_ROTATE_FAST";
- case DVR_POSE_MODE_MOCK_CIRCLE_STRAFE:
- return "DVR_POSE_MODE_MOCK_CIRCLE_STRAFE";
- default:
- return "Unknown pose mode";
- }
-}
-
-} // namespace
-
-PoseService::PoseService(SensorThread* sensor_thread)
- : BASE("PoseService", Endpoint::Create(DVR_POSE_SERVICE_CLIENT)),
- sensor_thread_(sensor_thread),
- last_sensor_usage_time_ns_(0),
- watchdog_shutdown_(false),
- sensors_on_(false),
- accelerometer_index_(-1),
- gyroscope_index_(-1),
- pose_mode_(DVR_POSE_MODE_6DOF),
- mapped_pose_buffer_(nullptr),
- vsync_count_(0),
- photon_timestamp_(0),
- // Will be updated by external service, but start with a non-zero value:
- display_period_ns_(16000000),
- sensor_latency_(kLatencyWindowSize) {
- last_known_pose_ = {
- .orientation = {1.0f, 0.0f, 0.0f, 0.0f},
- .translation = {0.0f, 0.0f, 0.0f, 0.0f},
- .angular_velocity = {0.0f, 0.0f, 0.0f, 0.0f},
- .velocity = {0.0f, 0.0f, 0.0f, 0.0f},
- .timestamp_ns = 0,
- .flags = DVR_POSE_FLAG_HEAD,
- .pad = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
- };
-
- switch (property_get_int32(kOrientationTypeProp, kOrientationTypePortrait)) {
- case kOrientationTypeLandscape:
- device_orientation_type_ = kOrientationTypeLandscape;
- break;
- default:
- device_orientation_type_ = kOrientationTypePortrait;
- break;
- }
-
- ring_buffer_ =
- BufferProducer::Create(kPoseRingBufferName, 0, 0, kPoseRingBufferFlags,
- sizeof(DvrPoseRingBuffer));
- if (!ring_buffer_) {
- ALOGE("PoseService::PoseService: Failed to create/get pose ring buffer!");
- return;
- }
-
- void* addr = nullptr;
- int ret =
- ring_buffer_->GetBlobReadWritePointer(sizeof(DvrPoseRingBuffer), &addr);
- if (ret < 0) {
- ALOGE("PoseService::PoseService: Failed to map pose ring buffer: %s",
- strerror(-ret));
- return;
- }
- memset(addr, 0, sizeof(DvrPoseRingBuffer));
- mapped_pose_buffer_ = static_cast<DvrPoseRingBuffer*>(addr);
- addr = nullptr;
-
- for (int i = 0; i < sensor_thread->GetSensorCount(); ++i) {
- if (sensor_thread->GetSensorType(i) == SENSOR_TYPE_ACCELEROMETER)
- accelerometer_index_ = i;
- if (sensor_thread->GetSensorType(i) == SENSOR_TYPE_GYROSCOPE_UNCALIBRATED)
- gyroscope_index_ = i;
- }
- // If we failed to find the uncalibrated gyroscope, use the regular one.
- if (gyroscope_index_ < 0) {
- ALOGW("PoseService was unable to find uncalibrated gyroscope");
- for (int i = 0; i < sensor_thread->GetSensorCount(); ++i) {
- ALOGI("Type %d", sensor_thread->GetSensorType(i));
- if (sensor_thread->GetSensorType(i) == SENSOR_TYPE_GYROSCOPE)
- gyroscope_index_ = i;
- }
- }
-
- if (accelerometer_index_ < 0) {
- ALOGE("PoseService was unable to find accelerometer");
- }
- if (gyroscope_index_ < 0) {
- ALOGE("PoseService was unable to find gyroscope");
- }
-
- {
- std::lock_guard<std::mutex> lock(mutex_);
- KickSensorWatchDogThread();
- }
-
- // Read the persistent dvr flags before using them in SetPoseMode.
- enable_pose_prediction_ =
- property_get_bool(kDisablePosePredictionProp, 0) == 0;
-
- enable_sensor_recording_ = property_get_bool(kEnableSensorRecordProp, 0) == 1;
-
- enable_sensor_playback_ = property_get_bool(kEnableSensorPlayProp, 0) == 1;
-
- if (enable_sensor_playback_) {
- char dataset_id[PROPERTY_VALUE_MAX];
- property_get(kEnableSensorPlayIdProp, dataset_id, "");
- sensor_playback_id_ = std::string(dataset_id);
-
- if (sensor_playback_id_.length() != kDatasetIdLength ||
- sensor_playback_id_.find_first_not_of(kDatasetIdChars) !=
- std::string::npos) {
- ALOGE("Error: invalid playback id %s", sensor_playback_id_.c_str());
- sensor_playback_id_ = "";
- enable_sensor_playback_ = false;
- } else {
- ALOGI("Playback id %s", sensor_playback_id_.c_str());
- }
- }
-
- switch (property_get_int32(kPredictorTypeProp, 0)) {
- case 1:
- pose_predictor_ = posepredictor::Predictor::Create(
- posepredictor::PredictorType::Quadric);
- default:
- pose_predictor_ = posepredictor::Predictor::Create(
- posepredictor::PredictorType::Linear);
- }
-
- enable_pose_recording_ = property_get_bool(kEnablePoseRecordProp, 0) == 1;
-
- SetPoseMode(DVR_POSE_MODE_6DOF);
-}
-
-PoseService::~PoseService() {
- if (watchdog_thread_.get_id() != std::thread::id()) {
- {
- std::lock_guard<std::mutex> guard(mutex_);
- watchdog_shutdown_ = true;
- watchdog_condition_.notify_one();
- }
- watchdog_thread_.join();
- }
-}
-
-void PoseService::KickSensorWatchDogThread() {
- // This method is called every frame while rendering so we want to make sure
- // it is very light weight with synchronization.
- // TODO(jbates) For better performance, we can consider a lock-free atomic
- // solution instead of locking this mutex.
-
- // Update the usage time. The watchdog thread will poll this value to know
- // when to disable sensors.
- last_sensor_usage_time_ns_ = GetSystemClockNs();
-
- // If sensors are still on, there's nothing else to do.
- if (sensors_on_)
- return;
-
- // Enable sensors.
- ALOGI("Start using sensors.");
- sensors_on_ = true;
- if (accelerometer_index_ >= 0) {
- sensor_thread_->StartUsingSensor(accelerometer_index_);
- }
- if (gyroscope_index_ >= 0) {
- sensor_thread_->StartUsingSensor(gyroscope_index_);
- }
-
- // Tell the thread to wake up to disable the sensors when no longer needed.
- watchdog_condition_.notify_one();
-
- if (watchdog_thread_.get_id() == std::thread::id()) {
- // The sensor watchdog thread runs while sensors are in use. When no APIs
- // have requested sensors beyond a threshold (5 seconds), sensors are
- // disabled.
- watchdog_thread_ = std::thread([this] {
- std::unique_lock<std::mutex> lock(mutex_);
- while (!watchdog_shutdown_) {
- int64_t remaining_sensor_time_ns =
- last_sensor_usage_time_ns_ + kSensorTimeoutNs - GetSystemClockNs();
-
- if (remaining_sensor_time_ns > 0) {
- // Wait for the remaining usage time before checking again.
- watchdog_condition_.wait_for(
- lock, std::chrono::nanoseconds(remaining_sensor_time_ns));
- continue;
- }
-
- if (sensors_on_) {
- // Disable sensors.
- ALOGI("Stop using sensors.");
- sensors_on_ = false;
- if (accelerometer_index_ >= 0) {
- sensor_thread_->StopUsingSensor(accelerometer_index_);
- }
- if (gyroscope_index_ >= 0) {
- sensor_thread_->StopUsingSensor(gyroscope_index_);
- }
- }
-
- // Wait for sensors to be enabled again.
- watchdog_condition_.wait(lock);
- }
- });
- }
-}
-
-bool PoseService::IsInitialized() const {
- return BASE::IsInitialized() && ring_buffer_ && mapped_pose_buffer_;
-}
-
-void PoseService::WriteAsyncPoses(const Vector3d& start_t_head,
- const Rotationd& start_q_head,
- int64_t pose_timestamp) {
- if (enable_external_pose_) {
- return;
- }
-
- // If playing back data, the timestamps are different enough from the
- // current time that prediction doesn't work. This hack pretends that
- // there was one nanosecond of latency between the sensors and here.
- if (enable_sensor_playback_)
- pose_timestamp = GetSystemClockNs() - 1;
-
- // Feed the sample to the predictor
- AddPredictorPose(pose_predictor_.get(), start_t_head, start_q_head,
- pose_timestamp, &last_known_pose_);
-
- // Store one extra value, because the application is working on the next
- // frame and expects the minimum count from that frame on.
- for (uint32_t i = 0; i < kPoseAsyncBufferMinFutureCount + 1; ++i) {
- int64_t target_time = photon_timestamp_ + i * display_period_ns_;
-
- // TODO(jbates, cwolfe) For the DSP code, we may still want poses even when
- // the vsyncs are not ticking up. But it's important not to update the pose
- // data that's in the past so that applications have the most accurate
- // estimate of the last frame's *actual* pose, so that they can update
- // simulations and calculate collisions, etc.
- if (target_time < pose_timestamp) {
- // Already in the past, do not update this head pose slot.
- continue;
- }
-
- // Write to the actual shared memory ring buffer.
- uint32_t index = ((vsync_count_ + i) & kPoseAsyncBufferIndexMask);
-
- // Make a pose prediction
- if (enable_pose_prediction_) {
- PredictPose(pose_predictor_.get(), target_time,
- target_time + right_eye_photon_offset_ns_,
- mapped_pose_buffer_->ring + index);
- } else {
- mapped_pose_buffer_->ring[index] = last_known_pose_;
- }
- }
-}
-
-void PoseService::UpdatePoseMode() {
- ALOGI_IF(TRACE, "UpdatePoseMode: %f %f %f", last_known_pose_.translation[0],
- last_known_pose_.translation[1], last_known_pose_.translation[2]);
-
- const int64_t current_time_ns = GetSystemClockNs();
-
- const PoseState pose_state = sensor_fusion_.GetLatestPoseState();
-
- switch (pose_mode_) {
- case DVR_POSE_MODE_MOCK_HEAD_TURN_SLOW:
- case DVR_POSE_MODE_MOCK_HEAD_TURN_FAST:
- case DVR_POSE_MODE_MOCK_ROTATE_SLOW:
- case DVR_POSE_MODE_MOCK_ROTATE_MEDIUM:
- case DVR_POSE_MODE_MOCK_ROTATE_FAST:
- case DVR_POSE_MODE_MOCK_CIRCLE_STRAFE: {
- // Calculate a pose based on monotic system time.
- const Vector3d y_axis(0., 1., 0.);
- double time_s = current_time_ns / 1e9;
-
- // Generate fake yaw data.
- float yaw = 0.0f;
- Vector3d head_trans(0.0, 0.0, 0.0);
- switch (pose_mode_) {
- default:
- case DVR_POSE_MODE_MOCK_HEAD_TURN_SLOW:
- // Pan across 120 degrees in 15 seconds.
- yaw = std::cos(kTwoPi * time_s / 15.0) * 60.0 * kDegToRad;
- break;
- case DVR_POSE_MODE_MOCK_HEAD_TURN_FAST:
- // Pan across 120 degrees in 4 seconds.
- yaw = std::cos(kTwoPi * time_s / 4.0) * 60.0 * kDegToRad;
- break;
- case DVR_POSE_MODE_MOCK_ROTATE_SLOW:
- // Rotate 5 degrees per second.
- yaw = std::fmod(time_s * 5.0 * kDegToRad, kTwoPi);
- break;
- case DVR_POSE_MODE_MOCK_ROTATE_MEDIUM:
- // Rotate 30 degrees per second.
- yaw = std::fmod(time_s * 30.0 * kDegToRad, kTwoPi);
- break;
- case DVR_POSE_MODE_MOCK_ROTATE_FAST:
- // Rotate 90 degrees per second.
- yaw = std::fmod(time_s * 90.0 * kDegToRad, kTwoPi);
- break;
- case DVR_POSE_MODE_MOCK_CIRCLE_STRAFE:
- // Circle strafe around origin at distance of 3 meters.
- yaw = std::fmod(time_s * 30.0 * kDegToRad, kTwoPi);
- head_trans += 3.0 * Vector3d(sin(yaw), 0.0, cos(yaw));
- break;
- }
-
- // Calculate the simulated head rotation in an absolute "head" space.
- // This space is not related to start space and doesn't need a
- // reference.
- Rotationd head_rotation_in_head_space(AngleAxisd(yaw, y_axis));
-
- WriteAsyncPoses(head_trans, head_rotation_in_head_space, current_time_ns);
- break;
- }
- case DVR_POSE_MODE_MOCK_FROZEN: {
- // Even when frozen, we still provide a current timestamp, because
- // consumers may rely on it being monotonic.
-
- Rotationd start_from_head_rotation(
- frozen_state_.head_from_start_rotation.w,
- frozen_state_.head_from_start_rotation.x,
- frozen_state_.head_from_start_rotation.y,
- frozen_state_.head_from_start_rotation.z);
- Vector3d head_from_start_translation(
- frozen_state_.head_from_start_translation.x,
- frozen_state_.head_from_start_translation.y,
- frozen_state_.head_from_start_translation.z);
-
- WriteAsyncPoses(head_from_start_translation, start_from_head_rotation,
- current_time_ns);
- break;
- }
- case DVR_POSE_MODE_3DOF: {
- // Sensor fusion provides IMU-space data, transform to world space.
-
- // Constants to perform IMU orientation adjustments. Note that these
- // calculations will be optimized out in a release build.
- constexpr double k90DegInRad = 90.0 * M_PI / 180.0;
- const Vector3d kVecAxisX(1.0, 0.0, 0.0);
- const Vector3d kVecAxisY(0.0, 1.0, 0.0);
- const Vector3d kVecAxisZ(0.0, 0.0, 1.0);
- const Rotationd kRotX90(AngleAxisd(k90DegInRad, kVecAxisX));
-
- Rotationd start_from_head_rotation;
- if (device_orientation_type_ == kOrientationTypeLandscape) {
- const Rotationd kPostRotation =
- kRotX90 * Rotationd(AngleAxisd(-k90DegInRad, kVecAxisY));
- start_from_head_rotation =
- (pose_state.sensor_from_start_rotation * kPostRotation).inverse();
- } else if (device_orientation_type_ == kOrientationTypeLandscape180) {
- const Rotationd kPreRotation =
- Rotationd(AngleAxisd(k90DegInRad * 2.0, kVecAxisY)) *
- Rotationd(AngleAxisd(k90DegInRad * 2.0, kVecAxisZ));
- const Rotationd kPostRotation = kRotX90;
- start_from_head_rotation =
- (kPreRotation *
- pose_state.sensor_from_start_rotation * kPostRotation)
- .inverse();
- } else {
- const Rotationd kPreRotation =
- Rotationd(AngleAxisd(k90DegInRad, kVecAxisZ));
- const Rotationd kPostRotation = kRotX90;
- start_from_head_rotation =
- (kPreRotation * pose_state.sensor_from_start_rotation *
- kPostRotation)
- .inverse();
- }
- start_from_head_rotation.normalize();
-
- // Neck / head model code procedure for when no 6dof is available.
- // To apply the neck model, first translate the head pose to the new
- // center of eyes, then rotate around the origin (the original head
- // pos).
- Vector3d position =
- start_from_head_rotation * Vector3d(0.0, kDefaultNeckVerticalOffset,
- -kDefaultNeckHorizontalOffset);
-
- // Update the current latency model.
- if (pose_state.timestamp_ns != 0) {
- sensor_latency_.AddLatency(GetSystemClockNs() -
- pose_state.timestamp_ns);
- }
-
- // Update the timestamp with the expected latency.
- WriteAsyncPoses(
- position, start_from_head_rotation,
- pose_state.timestamp_ns + sensor_latency_.CurrentLatencyEstimate());
- break;
- }
- default:
- case DVR_POSE_MODE_6DOF:
- ALOGE("ERROR: invalid pose mode");
- break;
- }
-}
-
-pdx::Status<void> PoseService::HandleMessage(pdx::Message& msg) {
- pdx::Status<void> ret;
- const pdx::MessageInfo& info = msg.GetInfo();
- switch (info.op) {
- case DVR_POSE_NOTIFY_VSYNC: {
- std::lock_guard<std::mutex> guard(mutex_);
-
- // Kick the sensor thread, because we are still rendering.
- KickSensorWatchDogThread();
-
- const struct iovec data[] = {
- {.iov_base = &vsync_count_, .iov_len = sizeof(vsync_count_)},
- {.iov_base = &photon_timestamp_,
- .iov_len = sizeof(photon_timestamp_)},
- {.iov_base = &display_period_ns_,
- .iov_len = sizeof(display_period_ns_)},
- {.iov_base = &right_eye_photon_offset_ns_,
- .iov_len = sizeof(right_eye_photon_offset_ns_)},
- };
- ret = msg.ReadVectorAll(data);
- if (ret && !enable_external_pose_) {
- mapped_pose_buffer_->vsync_count = vsync_count_;
- }
-
- // TODO(jbates, eieio): make this async, no need to reply.
- REPLY_MESSAGE(msg, ret, error);
- }
- case DVR_POSE_POLL: {
- ATRACE_NAME("pose_poll");
- std::lock_guard<std::mutex> guard(mutex_);
-
- DvrPoseState client_state;
- client_state = {
- .head_from_start_rotation = {last_known_pose_.orientation[0],
- last_known_pose_.orientation[1],
- last_known_pose_.orientation[2],
- last_known_pose_.orientation[3]},
- .head_from_start_translation = {last_known_pose_.translation[0],
- last_known_pose_.translation[1],
- last_known_pose_.translation[2]},
- .timestamp_ns = static_cast<uint64_t>(last_known_pose_.timestamp_ns),
- .sensor_from_start_rotation_velocity = {
- last_known_pose_.angular_velocity[0],
- last_known_pose_.angular_velocity[1],
- last_known_pose_.angular_velocity[2]}};
-
- Btrace("Sensor data received",
- static_cast<int64_t>(client_state.timestamp_ns));
-
- Btrace("Pose polled");
-
- ret = msg.WriteAll(&client_state, sizeof(client_state));
- REPLY_MESSAGE(msg, ret, error);
- }
- case DVR_POSE_FREEZE: {
- {
- std::lock_guard<std::mutex> guard(mutex_);
-
- DvrPoseState frozen_state;
- ret = msg.ReadAll(&frozen_state, sizeof(frozen_state));
- if (!ret) {
- REPLY_ERROR(msg, ret.error(), error);
- }
- frozen_state_ = frozen_state;
- }
- SetPoseMode(DVR_POSE_MODE_MOCK_FROZEN);
- REPLY_MESSAGE(msg, ret, error);
- }
- case DVR_POSE_SET_MODE: {
- int mode;
- {
- std::lock_guard<std::mutex> guard(mutex_);
- ret = msg.ReadAll(&mode, sizeof(mode));
- if (!ret) {
- REPLY_ERROR(msg, ret.error(), error);
- }
- if (mode < 0 || mode >= DVR_POSE_MODE_COUNT) {
- REPLY_ERROR(msg, EINVAL, error);
- }
- }
- SetPoseMode(DvrPoseMode(mode));
- REPLY_MESSAGE(msg, ret, error);
- }
- case DVR_POSE_GET_MODE: {
- std::lock_guard<std::mutex> guard(mutex_);
- int mode = pose_mode_;
- ret = msg.WriteAll(&mode, sizeof(mode));
- REPLY_MESSAGE(msg, ret, error);
- }
- case DVR_POSE_GET_RING_BUFFER: {
- std::lock_guard<std::mutex> guard(mutex_);
-
- // Kick the sensor thread, because we have a new consumer.
- KickSensorWatchDogThread();
-
- Status<LocalChannelHandle> consumer_channel =
- ring_buffer_->CreateConsumer();
- REPLY_MESSAGE(msg, consumer_channel, error);
- }
- case DVR_POSE_GET_CONTROLLER_RING_BUFFER: {
- std::lock_guard<std::mutex> guard(mutex_);
- REPLY_ERROR(msg, EINVAL, error);
- }
- case DVR_POSE_LOG_CONTROLLER: {
- std::lock_guard<std::mutex> guard(mutex_);
- REPLY_ERROR(msg, EINVAL, error);
- }
- default:
- // Do not lock mutex_ here, because this may call the on*() handlers,
- // which will lock the mutex themselves.
- ret = Service::HandleMessage(msg);
- break;
- }
-error:
- return ret;
-}
-
-std::string PoseService::DumpState(size_t /*max_length*/) {
- DvrPoseMode pose_mode;
- {
- std::lock_guard<std::mutex> guard(mutex_);
- pose_mode = pose_mode_;
- }
-
- std::ostringstream stream;
- stream << "Pose mode: " << GetPoseModeString(pose_mode);
- return stream.str();
-}
-
-void PoseService::HandleEvents(const sensors_event_t* begin_events,
- const sensors_event_t* end_events) {
- ATRACE_NAME("PoseService::HandleEvents");
- std::lock_guard<std::mutex> guard(mutex_);
-
- for (const sensors_event_t* event = begin_events; event != end_events;
- ++event) {
- if (event->type == SENSOR_TYPE_ACCELEROMETER) {
- sensor_fusion_.ProcessAccelerometerSample(
- event->acceleration.x, event->acceleration.y, event->acceleration.z,
- event->timestamp);
- } else if (event->type == SENSOR_TYPE_GYROSCOPE_UNCALIBRATED) {
- sensor_fusion_.ProcessGyroscopeSample(event->gyro.x, event->gyro.y,
- event->gyro.z, event->timestamp);
- }
- }
-
- UpdatePoseMode();
-}
-
-void PoseService::SetPoseMode(DvrPoseMode mode) {
- if (mode == DVR_POSE_MODE_6DOF) {
- // Only 3DoF is currently supported.
- mode = DVR_POSE_MODE_3DOF;
- }
-
- pose_mode_ = mode;
-
- sensor_thread_->SetPaused(false);
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/services/vr/sensord/pose_service.h b/services/vr/sensord/pose_service.h
deleted file mode 100644
index 7b7adec..0000000
--- a/services/vr/sensord/pose_service.h
+++ /dev/null
@@ -1,149 +0,0 @@
-#ifndef ANDROID_DVR_SENSORD_POSE_SERVICE_H_
-#define ANDROID_DVR_SENSORD_POSE_SERVICE_H_
-
-#include <condition_variable>
-#include <forward_list>
-#include <mutex>
-#include <thread>
-#include <unordered_map>
-#include <vector>
-
-#include <dvr/pose_client.h>
-#include <pdx/service.h>
-#include <private/dvr/buffer_hub_client.h>
-#include <private/dvr/dvr_pose_predictor.h>
-#include <private/dvr/latency_model.h>
-#include <private/dvr/pose_client_internal.h>
-#include <private/dvr/ring_buffer.h>
-
-#include "sensor_fusion.h"
-#include "sensor_thread.h"
-
-namespace android {
-namespace dvr {
-
-// PoseService implements the HMD pose service over ServiceFS.
-class PoseService : public pdx::ServiceBase<PoseService> {
- public:
- ~PoseService() override;
-
- bool IsInitialized() const override;
- pdx::Status<void> HandleMessage(pdx::Message& msg) override;
- std::string DumpState(size_t max_length) override;
-
- // Handle events from the sensor HAL.
- // Safe to call concurrently with any other public member functions.
- void HandleEvents(const sensors_event_t* begin_events,
- const sensors_event_t* end_events);
-
- private:
- friend BASE;
-
- enum OrientationType {
- // Typical smartphone device (default).
- kOrientationTypePortrait = 1,
- // Landscape device.
- kOrientationTypeLandscape = 2,
- // 180 Landscape device.
- kOrientationTypeLandscape180 = 3,
- };
-
- // Initializes the service. Keeps a reference to sensor_thread, which must be
- // non-null.
- explicit PoseService(SensorThread* sensor_thread);
-
- // Kick the sensor watch dog thread which will robustly disable IMU usage
- // when there are no sensor data consumers.
- // The class mutex (mutex_) must be locked while calling this method.
- void KickSensorWatchDogThread();
-
- void UpdatePoseMode();
-
- // Update the async pose ring buffer with new pose data.
- // |start_t_head| Head position in start space.
- // |start_q_head| Head orientation quaternion in start space.
- // |pose_timestamp| System timestamp of pose data in seconds.
- // |pose_delta_time| Elapsed time in seconds between this pose and the last.
- void WriteAsyncPoses(const Eigen::Vector3<double>& start_t_head,
- const Eigen::Quaternion<double>& start_q_head,
- int64_t pose_timestamp);
-
- // Set the pose mode.
- void SetPoseMode(DvrPoseMode mode);
-
- // The abstraction around the sensor data.
- SensorThread* sensor_thread_;
-
- // Protects access to all member variables.
- std::mutex mutex_;
-
- // Watchdog thread data. The watchdog thread will ensure that sensor access
- // is disabled when nothing has been consuming it for a while.
- int64_t last_sensor_usage_time_ns_;
- std::thread watchdog_thread_;
- std::condition_variable watchdog_condition_;
- bool watchdog_shutdown_;
- bool sensors_on_;
-
- // Indices for the accelerometer and gyroscope sensors, or -1 if the sensor
- // wasn't present on construction.
- int accelerometer_index_;
- int gyroscope_index_;
-
- // The sensor fusion algorithm and its state.
- SensorFusion sensor_fusion_;
-
- // Current pose mode.
- DvrPoseMode pose_mode_;
-
- // State which is sent if pose_mode_ is DVR_POSE_MODE_MOCK_FROZEN.
- DvrPoseState frozen_state_;
-
- // Last known pose.
- DvrPoseAsync last_known_pose_;
-
- // If this flag is true, the pose published includes a small prediction of
- // where it'll be when it's consumed.
- bool enable_pose_prediction_;
-
- // Flag to turn on recording of raw sensor data
- bool enable_sensor_recording_;
-
- // Flag to log pose to a file
- bool enable_pose_recording_;
-
- // Flag to turn on playback from a saved dataset instead of using live data.
- bool enable_sensor_playback_;
-
- std::string sensor_playback_id_;
-
- // External pose generation.
- bool enable_external_pose_ = false;
-
- // The predictor to extrapolate pose samples.
- std::unique_ptr<posepredictor::Predictor> pose_predictor_;
-
- // Pose ring buffer.
- std::shared_ptr<BufferProducer> ring_buffer_;
- // Temporary mapped ring buffer.
- DvrPoseRingBuffer* mapped_pose_buffer_;
- // Current vsync info, updated by displayd.
- uint32_t vsync_count_;
- int64_t photon_timestamp_;
- int64_t display_period_ns_;
- int64_t right_eye_photon_offset_ns_ = 0;
-
- // To model the measurement - arrival latency.
- LatencyModel sensor_latency_;
-
- // Type for controlling pose orientation calculation.
- OrientationType device_orientation_type_;
-
- PoseService(const PoseService&) = delete;
- void operator=(const PoseService&) = delete;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_SENSORD_POSE_SERVICE_H_
diff --git a/services/vr/sensord/sensor_fusion.cpp b/services/vr/sensord/sensor_fusion.cpp
deleted file mode 100644
index 5663ae4..0000000
--- a/services/vr/sensord/sensor_fusion.cpp
+++ /dev/null
@@ -1,348 +0,0 @@
-#include "sensor_fusion.h"
-
-#include <algorithm>
-#include <cmath>
-
-#include <private/dvr/eigen.h>
-
-namespace android {
-namespace dvr {
-
-namespace {
-
-// --- start of added bits for porting to eigen
-
-// In general, we prefer to add wrappers for things like Inverse() to minimize
-// the changes to the imported code, so that merging in upstream changes becomes
-// simpler.
-
-inline Matrix3d Inverse(const Matrix3d& matrix) { return matrix.inverse(); }
-inline Matrix3d Transpose(const Matrix3d& matrix) { return matrix.transpose(); }
-inline Matrix3d RotationMatrixNH(const Rotationd& rotation) {
- return rotation.toRotationMatrix();
-}
-inline double Length(const Vector3d& vector) { return vector.norm(); }
-
-using uint64 = uint64_t;
-
-// --- end of added bits for porting to eigen
-
-static const double kFiniteDifferencingEpsilon = 1e-7;
-static const double kEpsilon = 1e-15;
-// Default gyroscope frequency. This corresponds to 200 Hz.
-static const double kDefaultGyroscopeTimestep_s = 0.005f;
-// Maximum time between gyroscope before we start limiting the integration.
-static const double kMaximumGyroscopeSampleDelay_s = 0.04f;
-// Compute a first-order exponential moving average of changes in accel norm per
-// frame.
-static const double kSmoothingFactor = 0.5;
-// Minimum and maximum values used for accelerometer noise covariance matrix.
-// The smaller the sigma value, the more weight is given to the accelerometer
-// signal.
-static const double kMinAccelNoiseSigma = 0.75;
-static const double kMaxAccelNoiseSigma = 7.0;
-// Initial value for the diagonal elements of the different covariance matrices.
-static const double kInitialStateCovarianceValue = 25.0;
-static const double kInitialProcessCovarianceValue = 1.0;
-// Maximum accelerometer norm change allowed before capping it covariance to a
-// large value.
-static const double kMaxAccelNormChange = 0.15;
-// Timestep IIR filtering coefficient.
-static const double kTimestepFilterCoeff = 0.95;
-// Minimum number of sample for timestep filtering.
-static const uint32_t kTimestepFilterMinSamples = 10;
-
-// Z direction in start space.
-static const Vector3d kCanonicalZDirection(0.0, 0.0, 1.0);
-
-// Computes a axis angle rotation from the input vector.
-// angle = norm(a)
-// axis = a.normalized()
-// If norm(a) == 0, it returns an identity rotation.
-static Rotationd RotationFromVector(const Vector3d& a) {
- const double norm_a = Length(a);
- if (norm_a < kEpsilon) {
- return Rotationd::Identity();
- }
- return Rotationd(AngleAxisd(norm_a, a / norm_a));
-}
-
-// --- start of functions ported from pose_prediction.cc
-
-namespace pose_prediction {
-
-// Returns a rotation matrix based on the integration of the gyroscope_value
-// over the timestep_s in seconds.
-// TODO(pfg): Document the space better here.
-//
-// @param gyroscope_value gyroscope sensor values.
-// @param timestep_s integration period in seconds.
-// @return Integration of the gyroscope value the rotation is from Start to
-// Sensor Space.
-Rotationd GetRotationFromGyroscope(const Vector3d& gyroscope_value,
- double timestep_s) {
- const double velocity = Length(gyroscope_value);
-
- // When there is no rotation data return an identity rotation.
- if (velocity < kEpsilon) {
- return Rotationd::Identity();
- }
- // Since the gyroscope_value is a start from sensor transformation we need to
- // invert it to have a sensor from start transformation, hence the minus sign.
- // For more info:
- // http://developer.android.com/guide/topics/sensors/sensors_motion.html#sensors-motion-gyro
- return Rotationd(AngleAxisd(-timestep_s * velocity,
- gyroscope_value / velocity));
-}
-
-} // namespace pose_prediction
-
-// --- end of functions ported from pose_prediction.cc
-
-} // namespace
-
-SensorFusion::SensorFusion()
- : execute_reset_with_next_accelerometer_sample_(false) {
- ResetState();
-}
-
-void SensorFusion::Reset() {
- execute_reset_with_next_accelerometer_sample_ = true;
-}
-
-void SensorFusion::ResetState() {
- current_state_.timestamp_ns = 0;
- current_state_.sensor_from_start_rotation = Rotationd::Identity();
- current_state_.sensor_from_start_rotation_velocity = Vector3d::Zero();
-
- current_accelerometer_timestamp_ns_ = 0;
-
- state_covariance_ = Matrix3d::Identity() * kInitialStateCovarianceValue;
- process_covariance_ = Matrix3d::Identity() * kInitialProcessCovarianceValue;
- accelerometer_measurement_covariance_ =
- Matrix3d::Identity() * kMinAccelNoiseSigma * kMinAccelNoiseSigma;
- innovation_covariance_.setIdentity();
-
- accelerometer_measurement_jacobian_ = Matrix3d::Zero();
- kalman_gain_ = Matrix3d::Zero();
- innovation_ = Vector3d::Zero();
- accelerometer_measurement_ = Vector3d::Zero();
- prediction_ = Vector3d::Zero();
- control_input_ = Vector3d::Zero();
- state_update_ = Vector3d::Zero();
-
- moving_average_accelerometer_norm_change_ = 0.0;
-
- is_timestep_filter_initialized_ = false;
- is_gyroscope_filter_valid_ = false;
- is_aligned_with_gravity_ = false;
-}
-
-// Here I am doing something wrong relative to time stamps. The state timestamps
-// always correspond to the gyrostamps because it would require additional
-// extrapolation if I wanted to do otherwise.
-// TODO(pfg): investigate about published an updated pose after accelerometer
-// data was used for filtering.
-PoseState SensorFusion::GetLatestPoseState() const {
- std::unique_lock<std::mutex> lock(mutex_);
- return current_state_;
-}
-
-void SensorFusion::ProcessGyroscopeSample(float v_x, float v_y, float v_z,
- uint64 timestamp_ns) {
- std::unique_lock<std::mutex> lock(mutex_);
-
- // Don't accept gyroscope sample when waiting for a reset.
- if (execute_reset_with_next_accelerometer_sample_) {
- return;
- }
-
- // Discard outdated samples.
- if (current_state_.timestamp_ns >= timestamp_ns) {
- // TODO(pfg): Investigate why this happens.
- return;
- }
-
- // Checks that we received at least one gyroscope sample in the past.
- if (current_state_.timestamp_ns != 0) {
- // TODO(pfg): roll this in filter gyroscope timestep function.
- double current_timestep_s =
- static_cast<double>(timestamp_ns - current_state_.timestamp_ns) * 1e-9;
- if (current_timestep_s > kMaximumGyroscopeSampleDelay_s) {
- if (is_gyroscope_filter_valid_) {
- // Replaces the delta timestamp by the filtered estimates of the delta
- // time.
- current_timestep_s = filtered_gyroscope_timestep_s_;
- } else {
- current_timestep_s = kDefaultGyroscopeTimestep_s;
- }
- } else {
- FilterGyroscopeTimestep(current_timestep_s);
- }
-
- // Only integrate after receiving a accelerometer sample.
- if (is_aligned_with_gravity_) {
- const Rotationd rotation_from_gyroscope =
- pose_prediction::GetRotationFromGyroscope(Vector3d(v_x, v_y, v_z),
- current_timestep_s);
- current_state_.sensor_from_start_rotation =
- rotation_from_gyroscope * current_state_.sensor_from_start_rotation;
- current_state_.sensor_from_start_rotation.normalize();
- UpdateStateCovariance(RotationMatrixNH(rotation_from_gyroscope));
- state_covariance_ =
- state_covariance_ +
- (process_covariance_ * (current_timestep_s * current_timestep_s));
- }
- }
-
- // Saves gyroscope event for future prediction.
- current_state_.timestamp_ns = timestamp_ns;
- current_state_.sensor_from_start_rotation_velocity = Vector3d(v_x, v_y, v_z);
-}
-
-// TODO(pfg): move to rotation object for the input.
-Vector3d SensorFusion::ComputeInnovation(const Rotationd& pose) {
- const Vector3d predicted_down_direction =
- RotationMatrixNH(pose) * kCanonicalZDirection;
-
- const Rotationd rotation = Rotationd::FromTwoVectors(
- predicted_down_direction, accelerometer_measurement_);
- AngleAxisd angle_axis(rotation);
- return angle_axis.axis() * angle_axis.angle();
-}
-
-void SensorFusion::ComputeMeasurementJacobian() {
- for (int dof = 0; dof < 3; dof++) {
- // TODO(pfg): Create this delta rotation in the constructor and used unitX..
- Vector3d delta = Vector3d::Zero();
- delta[dof] = kFiniteDifferencingEpsilon;
-
- const Rotationd epsilon_rotation = RotationFromVector(delta);
- const Vector3d delta_rotation = ComputeInnovation(
- epsilon_rotation * current_state_.sensor_from_start_rotation);
-
- const Vector3d col =
- (innovation_ - delta_rotation) / kFiniteDifferencingEpsilon;
- accelerometer_measurement_jacobian_(0, dof) = col[0];
- accelerometer_measurement_jacobian_(1, dof) = col[1];
- accelerometer_measurement_jacobian_(2, dof) = col[2];
- }
-}
-
-void SensorFusion::ProcessAccelerometerSample(float acc_x, float acc_y,
- float acc_z,
- uint64 timestamp_ns) {
- std::unique_lock<std::mutex> lock(mutex_);
-
- // Discard outdated samples.
- if (current_accelerometer_timestamp_ns_ >= timestamp_ns) {
- // TODO(pfg): Investigate why this happens.
- return;
- }
-
- // Call reset state if required.
- if (execute_reset_with_next_accelerometer_sample_.exchange(false)) {
- ResetState();
- }
-
- accelerometer_measurement_ = Vector3d(acc_x, acc_y, acc_z);
- current_accelerometer_timestamp_ns_ = timestamp_ns;
-
- if (!is_aligned_with_gravity_) {
- // This is the first accelerometer measurement so it initializes the
- // orientation estimate.
- current_state_.sensor_from_start_rotation = Rotationd::FromTwoVectors(
- kCanonicalZDirection, accelerometer_measurement_);
- is_aligned_with_gravity_ = true;
-
- previous_accelerometer_norm_ = Length(accelerometer_measurement_);
- return;
- }
-
- UpdateMeasurementCovariance();
-
- innovation_ = ComputeInnovation(current_state_.sensor_from_start_rotation);
- ComputeMeasurementJacobian();
-
- // S = H * P * H' + R
- innovation_covariance_ = accelerometer_measurement_jacobian_ *
- state_covariance_ *
- Transpose(accelerometer_measurement_jacobian_) +
- accelerometer_measurement_covariance_;
-
- // K = P * H' * S^-1
- kalman_gain_ = state_covariance_ *
- Transpose(accelerometer_measurement_jacobian_) *
- Inverse(innovation_covariance_);
-
- // x_update = K*nu
- state_update_ = kalman_gain_ * innovation_;
-
- // P = (I - K * H) * P;
- state_covariance_ = (Matrix3d::Identity() -
- kalman_gain_ * accelerometer_measurement_jacobian_) *
- state_covariance_;
-
- // Updates pose and associate covariance matrix.
- const Rotationd rotation_from_state_update =
- RotationFromVector(state_update_);
-
- current_state_.sensor_from_start_rotation =
- rotation_from_state_update * current_state_.sensor_from_start_rotation;
- UpdateStateCovariance(RotationMatrixNH(rotation_from_state_update));
-}
-
-void SensorFusion::UpdateStateCovariance(const Matrix3d& motion_update) {
- state_covariance_ =
- motion_update * state_covariance_ * Transpose(motion_update);
-}
-
-void SensorFusion::FilterGyroscopeTimestep(double gyroscope_timestep_s) {
- if (!is_timestep_filter_initialized_) {
- // Initializes the filter.
- filtered_gyroscope_timestep_s_ = gyroscope_timestep_s;
- num_gyroscope_timestep_samples_ = 1;
- is_timestep_filter_initialized_ = true;
- return;
- }
-
- // Computes the IIR filter response.
- filtered_gyroscope_timestep_s_ =
- kTimestepFilterCoeff * filtered_gyroscope_timestep_s_ +
- (1 - kTimestepFilterCoeff) * gyroscope_timestep_s;
- ++num_gyroscope_timestep_samples_;
-
- if (num_gyroscope_timestep_samples_ > kTimestepFilterMinSamples) {
- is_gyroscope_filter_valid_ = true;
- }
-}
-
-void SensorFusion::UpdateMeasurementCovariance() {
- const double current_accelerometer_norm = Length(accelerometer_measurement_);
- // Norm change between current and previous accel readings.
- const double current_accelerometer_norm_change =
- std::abs(current_accelerometer_norm - previous_accelerometer_norm_);
- previous_accelerometer_norm_ = current_accelerometer_norm;
-
- moving_average_accelerometer_norm_change_ =
- kSmoothingFactor * current_accelerometer_norm_change +
- (1. - kSmoothingFactor) * moving_average_accelerometer_norm_change_;
-
- // If we hit the accel norm change threshold, we use the maximum noise sigma
- // for the accel covariance. For anything below that, we use a linear
- // combination between min and max sigma values.
- const double norm_change_ratio =
- moving_average_accelerometer_norm_change_ / kMaxAccelNormChange;
- const double accelerometer_noise_sigma = std::min(
- kMaxAccelNoiseSigma,
- kMinAccelNoiseSigma +
- norm_change_ratio * (kMaxAccelNoiseSigma - kMinAccelNoiseSigma));
-
- // Updates the accel covariance matrix with the new sigma value.
- accelerometer_measurement_covariance_ = Matrix3d::Identity() *
- accelerometer_noise_sigma *
- accelerometer_noise_sigma;
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/services/vr/sensord/sensor_fusion.h b/services/vr/sensord/sensor_fusion.h
deleted file mode 100644
index 0ceae21..0000000
--- a/services/vr/sensord/sensor_fusion.h
+++ /dev/null
@@ -1,181 +0,0 @@
-#ifndef ANDROID_DVR_SENSORD_SENSOR_FUSION_H_
-#define ANDROID_DVR_SENSORD_SENSOR_FUSION_H_
-
-#include <atomic>
-#include <cstdlib>
-#include <mutex>
-
-#include <private/dvr/types.h>
-
-namespace android {
-namespace dvr {
-
-using Matrix3d = Eigen::Matrix<double, 3, 3>;
-using Rotationd = quatd;
-using Vector3d = vec3d;
-using AngleAxisd = Eigen::AngleAxisd;
-
-// Ported from GVR's pose_state.h.
-// Stores a 3dof pose plus derivatives. This can be used for prediction.
-struct PoseState {
- // Time in nanoseconds for the current pose.
- uint64_t timestamp_ns;
-
- // Rotation from Sensor Space to Start Space.
- Rotationd sensor_from_start_rotation;
-
- // First derivative of the rotation.
- // TODO(pfg): currently storing gyro data, switch to first derivative instead.
- Vector3d sensor_from_start_rotation_velocity;
-};
-
-// Sensor fusion class that implements an Extended Kalman Filter (EKF) to
-// estimate a 3D rotation from a gyroscope and and accelerometer.
-// This system only has one state, the pose. It does not estimate any velocity
-// or acceleration.
-//
-// To learn more about Kalman filtering one can read this article which is a
-// good introduction: http://en.wikipedia.org/wiki/Kalman_filter
-//
-// Start Space is :
-// z is up.
-// y is forward based on the first sensor data.
-// x = y \times z
-// Sensor Space follows the android specification {@link
-// http://developer.android.com/guide/topics/sensors/sensors_overview.html#sensors-coords}
-// See http://go/vr-coords for definitions of Start Space and Sensor Space.
-//
-// This is a port from GVR's SensorFusion code (See
-// https://cs/vr/gvr/sensors/sensor_fusion.h)
-// which in turn is a port from java of OrientationEKF (See
-// https://cs/java/com/google/vr/cardboard/vrtoolkit/vrtoolkit/src/main/java/com/google/vrtoolkit/cardboard/sensors/internal/OrientationEKF.java)
-class SensorFusion {
- public:
- SensorFusion();
- SensorFusion(const SensorFusion&) = delete;
- void operator=(const SensorFusion&) = delete;
-
- // Resets the state of the sensor fusion. It sets the velocity for
- // prediction to zero. The reset will happen with the next
- // accelerometer sample. Gyroscope sample will be discarded until a new
- // accelerometer sample arrives.
- void Reset();
-
- // Gets the PoseState representing the latest pose and derivatives at a
- // particular timestamp as estimated by SensorFusion.
- PoseState GetLatestPoseState() const;
-
- // Processes one gyroscope sample event. This updates the pose of the system
- // and the prediction model. The gyroscope data is assumed to be in axis angle
- // form. Angle = ||v|| and Axis = v / ||v||, with v = [v_x, v_y, v_z]^T.
- //
- // @param v_x velocity in x.
- // @param v_y velocity in y.
- // @param v_z velocity in z.
- // @param timestamp_ns gyroscope event timestamp in nanosecond.
- void ProcessGyroscopeSample(float v_x, float v_y, float v_z,
- uint64_t timestamp_ns);
-
- // Processes one accelerometer sample event. This updates the pose of the
- // system. If the Accelerometer norm changes too much between sample it is not
- // trusted as much.
- //
- // @param acc_x accelerometer data in x.
- // @param acc_y accelerometer data in y.
- // @param acc_z accelerometer data in z.
- // @param timestamp_ns accelerometer event timestamp in nanosecond.
- void ProcessAccelerometerSample(float acc_x, float acc_y, float acc_z,
- uint64_t timestamp_ns);
-
- private:
- // Estimates the average timestep between gyroscope event.
- void FilterGyroscopeTimestep(double gyroscope_timestep);
-
- // Updates the state covariance with an incremental motion. It changes the
- // space of the quadric.
- void UpdateStateCovariance(const Matrix3d& motion_update);
-
- // Computes the innovation vector of the Kalman based on the input pose.
- // It uses the latest measurement vector (i.e. accelerometer data), which must
- // be set prior to calling this function.
- Vector3d ComputeInnovation(const Rotationd& pose);
-
- // This computes the measurement_jacobian_ via numerical differentiation based
- // on the current value of sensor_from_start_rotation_.
- void ComputeMeasurementJacobian();
-
- // Updates the accelerometer covariance matrix.
- //
- // This looks at the norm of recent accelerometer readings. If it has changed
- // significantly, it means the phone receives additional acceleration than
- // just gravity, and so the down vector information gravity signal is noisier.
- //
- // TODO(dcoz,pfg): this function is very simple, we probably need something
- // more elaborated here once we have proper regression testing.
- void UpdateMeasurementCovariance();
-
- // Reset all internal states. This is not thread safe. Lock should be acquired
- // outside of it. This function is called in ProcessAccelerometerSample.
- void ResetState();
-
- // Current transformation from Sensor Space to Start Space.
- // x_sensor = sensor_from_start_rotation_ * x_start;
- PoseState current_state_;
-
- // Filtering of the gyroscope timestep started?
- bool is_timestep_filter_initialized_;
- // Filtered gyroscope timestep valid?
- bool is_gyroscope_filter_valid_;
- // Sensor fusion currently aligned with gravity? After initialization
- // it will requires a couple of accelerometer data for the system to get
- // aligned.
- bool is_aligned_with_gravity_;
-
- // Covariance of Kalman filter state (P in common formulation).
- Matrix3d state_covariance_;
- // Covariance of the process noise (Q in common formulation).
- Matrix3d process_covariance_;
- // Covariance of the accelerometer measurement (R in common formulation).
- Matrix3d accelerometer_measurement_covariance_;
- // Covariance of innovation (S in common formulation).
- Matrix3d innovation_covariance_;
- // Jacobian of the measurements (H in common formulation).
- Matrix3d accelerometer_measurement_jacobian_;
- // Gain of the Kalman filter (K in common formulation).
- Matrix3d kalman_gain_;
- // Parameter update a.k.a. innovation vector. (\nu in common formulation).
- Vector3d innovation_;
- // Measurement vector (z in common formulation).
- Vector3d accelerometer_measurement_;
- // Current prediction vector (g in common formulation).
- Vector3d prediction_;
- // Control input, currently this is only the gyroscope data (\mu in common
- // formulation).
- Vector3d control_input_;
- // Update of the state vector. (x in common formulation).
- Vector3d state_update_;
-
- // Time of the last accelerometer processed event.
- uint64_t current_accelerometer_timestamp_ns_;
-
- // Estimates of the timestep between gyroscope event in seconds.
- double filtered_gyroscope_timestep_s_;
- // Number of timestep samples processed so far by the filter.
- uint32_t num_gyroscope_timestep_samples_;
- // Norm of the accelerometer for the previous measurement.
- double previous_accelerometer_norm_;
- // Moving average of the accelerometer norm changes. It is computed for every
- // sensor datum.
- double moving_average_accelerometer_norm_change_;
-
- // Flag indicating if a state reset should be executed with the next
- // accelerometer sample.
- std::atomic<bool> execute_reset_with_next_accelerometer_sample_;
-
- mutable std::mutex mutex_;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_SENSORD_SENSOR_FUSION_H_
diff --git a/services/vr/sensord/sensor_hal_thread.cpp b/services/vr/sensord/sensor_hal_thread.cpp
deleted file mode 100644
index c321d4f..0000000
--- a/services/vr/sensord/sensor_hal_thread.cpp
+++ /dev/null
@@ -1,158 +0,0 @@
-#include "sensor_hal_thread.h"
-
-#include <dvr/performance_client_api.h>
-#include <log/log.h>
-
-namespace android {
-namespace dvr {
-
-SensorHalThread::SensorHalThread(bool* out_success)
- : shutting_down_(false),
- paused_(false),
- sensor_module_(nullptr),
- sensor_device_(nullptr),
- sensor_list_(nullptr) {
- // Assume failure; we will change this to true on success.
- *out_success = false;
-
- // TODO(segal): module & device should be singletons.
- int32_t err = hw_get_module_by_class(SENSORS_HARDWARE_MODULE_ID, "platform",
- (hw_module_t const**)&sensor_module_);
-
- if (err) {
- ALOGE("couldn't load %s module (%s)", SENSORS_HARDWARE_MODULE_ID,
- strerror(-err));
- return;
- }
-
- err = sensors_open_1(&sensor_module_->common, &sensor_device_);
- if (err) {
- ALOGE("couldn't open device for module %s (%s)", SENSORS_HARDWARE_MODULE_ID,
- strerror(-err));
- return;
- }
-
- const int sensor_count =
- sensor_module_->get_sensors_list(sensor_module_, &sensor_list_);
-
- // Deactivate all of the sensors initially.
- sensor_user_count_.resize(sensor_count, 0);
- for (int i = 0; i < sensor_count; ++i) {
- err = sensor_device_->activate(
- reinterpret_cast<struct sensors_poll_device_t*>(sensor_device_),
- sensor_list_[i].handle, 0);
-
- if (err) {
- ALOGE("failed to deactivate sensor %d (%s)", i, strerror(-err));
- return;
- }
- }
-
- // At this point, we've successfully initialized everything.
- *out_success = true;
-}
-
-SensorHalThread::~SensorHalThread() {
- {
- std::unique_lock<std::mutex> lock(mutex_);
- shutting_down_ = true;
- condition_.notify_one();
- }
-
- // Implicitly joins *thread_ if it's running.
-}
-
-void SensorHalThread::StartPolling(const EventConsumer& consumer) {
- if (thread_) {
- ALOGE("SensorHalThread::Start() called but thread is already running!");
- return;
- }
-
- thread_.reset(new std::thread([this, consumer] {
- const int priority_error = dvrSetSchedulerClass(0, "sensors:high");
- LOG_ALWAYS_FATAL_IF(
- priority_error < 0,
- "SensorHalTread::StartPolling: Failed to set scheduler class: %s",
- strerror(-priority_error));
-
- for (;;) {
- for (;;) {
- std::unique_lock<std::mutex> lock(mutex_);
- if (shutting_down_)
- return;
- if (!paused_)
- break;
- condition_.wait(lock);
- }
- const int kMaxEvents = 100;
- sensors_event_t events[kMaxEvents];
- ssize_t event_count = 0;
- do {
- if (sensor_device_) {
- event_count = sensor_device_->poll(
- reinterpret_cast<struct sensors_poll_device_t*>(sensor_device_),
- events, kMaxEvents);
- } else {
- // When there is no sensor_device_, we still call the consumer at
- // regular intervals in case mock poses are in use. Note that this
- // will never be the case for production devices, but this helps
- // during bringup.
- usleep(5000);
- }
- } while (event_count == -EINTR);
- if (event_count == kMaxEvents)
- ALOGI("max events (%d) reached", kMaxEvents);
-
- if (event_count >= 0) {
- consumer(events, events + event_count);
- } else {
- ALOGE(
- "SensorHalThread::StartPolling: Error while polling sensor: %s "
- "(%zd)",
- strerror(-event_count), -event_count);
- }
- }
- }));
-}
-
-void SensorHalThread::SetPaused(bool is_paused) {
- std::unique_lock<std::mutex> lock(mutex_);
- paused_ = is_paused;
- condition_.notify_one();
-}
-
-void SensorHalThread::StartUsingSensor(const int sensor_index) {
- if (sensor_index < 0 || sensor_index >= GetSensorCount()) {
- ALOGE("StartUsingSensor(): sensor index %d out of range [0, %d)",
- sensor_index, GetSensorCount());
- return;
- }
-
- std::lock_guard<std::mutex> guard(user_count_mutex_);
- if (sensor_user_count_[sensor_index]++ == 0) {
- sensor_device_->activate(
- reinterpret_cast<struct sensors_poll_device_t*>(sensor_device_),
- sensor_list_[sensor_index].handle, 1);
- sensor_device_->setDelay(
- reinterpret_cast<struct sensors_poll_device_t*>(sensor_device_),
- sensor_list_[sensor_index].handle, 0);
- }
-}
-
-void SensorHalThread::StopUsingSensor(const int sensor_index) {
- if (sensor_index < 0 || sensor_index >= GetSensorCount()) {
- ALOGE("StopUsingSensor(): sensor index %d out of range [0, %d)",
- sensor_index, GetSensorCount());
- return;
- }
-
- std::lock_guard<std::mutex> guard(user_count_mutex_);
- if (--sensor_user_count_[sensor_index] == 0) {
- sensor_device_->activate(
- reinterpret_cast<struct sensors_poll_device_t*>(sensor_device_),
- sensor_list_[sensor_index].handle, 0);
- }
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/services/vr/sensord/sensor_hal_thread.h b/services/vr/sensord/sensor_hal_thread.h
deleted file mode 100644
index 9220757..0000000
--- a/services/vr/sensord/sensor_hal_thread.h
+++ /dev/null
@@ -1,99 +0,0 @@
-#ifndef ANDROID_DVR_SENSORD_SENSOR_HAL_THREAD_H_
-#define ANDROID_DVR_SENSORD_SENSOR_HAL_THREAD_H_
-
-#include <hardware/sensors.h>
-
-#include <atomic>
-#include <memory>
-#include <mutex>
-#include <thread>
-#include <vector>
-
-#include "sensor_thread.h"
-
-namespace android {
-namespace dvr {
-
-// Manages initialization and polling of the sensor HAL. Polling is performed
-// continuously on a thread that passes events along to an arbitrary consumer.
-// All const member functions are thread-safe; otherwise, thread safety is noted
-// for each function.
-class SensorHalThread : public SensorThread {
- public:
- // Initializes the sensor HAL, but does not yet start polling (see Start()
- // below). Sets *out_success to true on success; otherwise, sets *out_success
- // to false and logs an error.
- explicit SensorHalThread(bool* out_success);
-
- // Tells the polling thread to shut down if it's running, and waits for it to
- // complete its polling loop.
- ~SensorHalThread() override;
-
- // Begins polling on the thread. The provided consumer will be notified of
- // events. Event notification occurs on the polling thread.
- // Calling Start() more than once on an instance of SensorHalThread is
- // invalid.
- void StartPolling(const EventConsumer& consumer) override;
-
- // Set whether the sensor polling thread is paused or not. This is useful
- // while we need to support both 3DoF and 6DoF codepaths. This 3DoF codepath
- // must be paused while the 6DoF codepath is using the IMU event stream.
- void SetPaused(bool is_paused) override;
-
- // Increase the number of users of the given sensor by one. Activates the
- // sensor if it wasn't already active.
- // Safe to call concurrently with any other functions in this class.
- void StartUsingSensor(int sensor_index) override;
-
- // Decrease the number of users of the given sensor by one. Deactivates the
- // sensor if its usage count has dropped to zero.
- // Safe to call concurrently with any other functions in this class.
- void StopUsingSensor(int sensor_index) override;
-
- // The number of sensors that are available. Returns a negative number if
- // initialization failed.
- int GetSensorCount() const override {
- return static_cast<int>(sensor_user_count_.size());
- }
-
- // The underlying sensor HAL data structure for the sensor at the given index.
- int GetSensorType(int index) const override {
- return sensor_list_[index].type;
- }
-
- private:
- // The actual thread on which we consume events.
- std::unique_ptr<std::thread> thread_;
-
- // Mutex for access to shutting_down_ and paused_ members.
- std::mutex mutex_;
-
- // Condition for signaling pause/unpause to the thread.
- std::condition_variable condition_;
-
- // If this member is set to true, the thread will stop running at its next
- // iteration. Only set with the mutex held and signal condition_ when changed.
- bool shutting_down_;
-
- // If this member is set to true, the thread will pause at its next
- // iteration. Only set with the mutex held and signal condition_ when changed.
- bool paused_;
-
- // HAL access
- struct sensors_module_t* sensor_module_;
- sensors_poll_device_1_t* sensor_device_;
-
- // Contiguous array of available sensors, owned by the sensor HAL.
- const sensor_t* sensor_list_;
-
- // Mutex that protects access to sensor_user_count_.data().
- std::mutex user_count_mutex_;
-
- // A count of how many users each sensor has. Protected by user_count_mutex.
- std::vector<int> sensor_user_count_;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_SENSORD_SENSOR_HAL_THREAD_H_
diff --git a/services/vr/sensord/sensor_ndk_thread.cpp b/services/vr/sensord/sensor_ndk_thread.cpp
deleted file mode 100644
index 9c3abbc..0000000
--- a/services/vr/sensord/sensor_ndk_thread.cpp
+++ /dev/null
@@ -1,269 +0,0 @@
-#include "sensor_ndk_thread.h"
-
-#include <dvr/performance_client_api.h>
-#include <log/log.h>
-
-namespace android {
-namespace dvr {
-
-namespace {
-static constexpr int kLooperIdUser = 5;
-} // namespace
-
-SensorNdkThread::SensorNdkThread(bool* out_success)
- : shutting_down_(false),
- paused_(true),
- thread_started_(false),
- initialization_result_(false),
- looper_(nullptr),
- sensor_manager_(nullptr),
- event_queue_(nullptr),
- sensor_list_(nullptr),
- sensor_count_(0) {
- // Assume failure; we will change this to true on success.
- *out_success = false;
-
- // These structs are the same, but sanity check the sizes.
- static_assert(sizeof(sensors_event_t) == sizeof(ASensorEvent),
- "Error: sizeof(sensors_event_t) != sizeof(ASensorEvent)");
-
- thread_.reset(new std::thread([this] {
- const int priority_error = dvrSetSchedulerClass(0, "sensors:high");
- LOG_ALWAYS_FATAL_IF(
- priority_error < 0,
- "SensorHalTread::StartPolling: Failed to set scheduler class: %s",
- strerror(-priority_error));
-
- // Start ALooper and initialize sensor access.
- {
- std::unique_lock<std::mutex> lock(mutex_);
- InitializeSensors();
- thread_started_ = true;
- init_condition_.notify_one();
- // Continue on failure - the loop below will periodically retry.
- }
-
- EventConsumer consumer;
- for (;;) {
- for (;;) {
- std::unique_lock<std::mutex> lock(mutex_);
- UpdateSensorUse();
- if (!consumer)
- consumer = consumer_;
- if (shutting_down_)
- return;
- if (!paused_)
- break;
- condition_.wait(lock);
- }
-
- constexpr int kMaxEvents = 100;
- sensors_event_t events[kMaxEvents];
- ssize_t event_count = 0;
- if (initialization_result_) {
- int poll_fd, poll_events;
- void* poll_source;
- // Poll for events.
- int ident = ALooper_pollAll(-1, &poll_fd, &poll_events, &poll_source);
-
- if (ident != kLooperIdUser)
- continue;
-
- ASensorEvent* event = reinterpret_cast<ASensorEvent*>(&events[0]);
- event_count =
- ASensorEventQueue_getEvents(event_queue_, event, kMaxEvents);
-
- if (event_count == 0) {
- ALOGE("Detected sensor service failure, restarting sensors");
- // This happens when sensorservice has died and restarted. To avoid
- // spinning we need to restart the sensor access.
- DestroySensors();
- }
- } else {
- // When there is no sensor_device_, we still call the consumer at
- // regular intervals in case mock poses are in use. Note that this
- // will never be the case for production devices, but this helps
- // during bringup.
- usleep(5000);
- }
- if (event_count == kMaxEvents)
- ALOGI("max events (%d) reached", kMaxEvents);
-
- if (event_count >= 0) {
- consumer(events, events + event_count);
- } else {
- ALOGE(
- "SensorNdkThread::StartPolling: Error while polling sensor: %s "
- "(%zd)",
- strerror(-event_count), -event_count);
- }
- }
-
- // About to exit sensor thread, destroy sensor objects.
- DestroySensors();
- }));
-
- // Wait for thread to startup and initialize sensors so that we know whether
- // it succeeded.
- {
- std::unique_lock<std::mutex> lock(mutex_);
- while (!thread_started_)
- init_condition_.wait(lock);
- }
-
- // At this point, we've successfully initialized everything.
- // The NDK sensor thread will continue to retry on error, so assume success here.
- *out_success = true;
-}
-
-SensorNdkThread::~SensorNdkThread() {
- {
- if (looper_)
- ALooper_wake(looper_);
- std::unique_lock<std::mutex> lock(mutex_);
- shutting_down_ = true;
- condition_.notify_one();
- }
-
- thread_->join();
-}
-
-bool SensorNdkThread::InitializeSensors() {
- looper_ = ALooper_prepare(ALOOPER_PREPARE_ALLOW_NON_CALLBACKS);
- if (!looper_) {
- ALOGE("Failed to create ALooper.");
- return false;
- }
-
- // Prepare to monitor accelerometer
- sensor_manager_ = ASensorManager_getInstanceForPackage(nullptr);
- if (!sensor_manager_) {
- ALOGE("Failed to create ASensorManager.");
- return false;
- }
-
- event_queue_ = ASensorManager_createEventQueue(
- sensor_manager_, looper_, kLooperIdUser, nullptr, nullptr);
- if (!event_queue_) {
- ALOGE("Failed to create sensor EventQueue.");
- return false;
- }
-
- sensor_count_ = ASensorManager_getSensorList(sensor_manager_, &sensor_list_);
- ALOGI("Sensor count %d", sensor_count_);
-
- sensor_user_count_.resize(sensor_count_, 0);
-
- // To recover from sensorservice restart, enable the sensors that are already
- // requested.
- for (size_t sensor_index = 0; sensor_index < sensor_user_count_.size();
- ++sensor_index) {
- if (sensor_user_count_[sensor_index] > 0) {
- int result = ASensorEventQueue_registerSensor(
- event_queue_, sensor_list_[sensor_index], 0, 0);
- ALOGE_IF(result < 0, "ASensorEventQueue_registerSensor failed: %d",
- result);
- }
- }
-
- initialization_result_ = true;
- return true;
-}
-
-void SensorNdkThread::DestroySensors() {
- if (!event_queue_)
- return;
- for (size_t sensor_index = 0; sensor_index < sensor_user_count_.size();
- ++sensor_index) {
- if (sensor_user_count_[sensor_index] > 0) {
- ASensorEventQueue_disableSensor(event_queue_, sensor_list_[sensor_index]);
- }
- }
- ASensorManager_destroyEventQueue(sensor_manager_, event_queue_);
- event_queue_ = nullptr;
- initialization_result_ = false;
-}
-
-void SensorNdkThread::UpdateSensorUse() {
- if (!initialization_result_) {
- // Sleep for 1 second to avoid spinning during system instability.
- usleep(1000 * 1000);
- InitializeSensors();
- if (!initialization_result_)
- return;
- }
-
- if (!enable_sensors_.empty()) {
- for (int sensor_index : enable_sensors_) {
- if (sensor_user_count_[sensor_index]++ == 0) {
- int result = ASensorEventQueue_registerSensor(
- event_queue_, sensor_list_[sensor_index], 0, 0);
- ALOGE_IF(result < 0, "ASensorEventQueue_registerSensor failed: %d",
- result);
- }
- }
- enable_sensors_.clear();
- }
-
- if (!disable_sensors_.empty()) {
- for (int sensor_index : disable_sensors_) {
- if (--sensor_user_count_[sensor_index] == 0) {
- int result = ASensorEventQueue_disableSensor(
- event_queue_, sensor_list_[sensor_index]);
- ALOGE_IF(result < 0, "ASensorEventQueue_disableSensor failed: %d",
- result);
- }
- }
- disable_sensors_.clear();
- }
-}
-
-void SensorNdkThread::StartPolling(const EventConsumer& consumer) {
- {
- std::unique_lock<std::mutex> lock(mutex_);
- if (consumer_) {
- ALOGE("Already started sensor thread.");
- return;
- }
- consumer_ = consumer;
- }
- SetPaused(false);
-}
-
-void SensorNdkThread::SetPaused(bool is_paused) {
- std::unique_lock<std::mutex> lock(mutex_);
- // SetPaused may be called before we have StartPolling, make sure we have
- // an event consumer. Otherwise we defer until StartPolling is called.
- if (!consumer_)
- return;
- paused_ = is_paused;
- condition_.notify_one();
- ALooper_wake(looper_);
-}
-
-void SensorNdkThread::StartUsingSensor(const int sensor_index) {
- std::unique_lock<std::mutex> lock(mutex_);
- if (sensor_index < 0 || sensor_index >= sensor_count_) {
- ALOGE("StartUsingSensor(): sensor index %d out of range [0, %d)",
- sensor_index, sensor_count_);
- return;
- }
-
- enable_sensors_.push_back(sensor_index);
- ALooper_wake(looper_);
-}
-
-void SensorNdkThread::StopUsingSensor(const int sensor_index) {
- std::unique_lock<std::mutex> lock(mutex_);
- if (sensor_index < 0 || sensor_index >= sensor_count_) {
- ALOGE("StopUsingSensor(): sensor index %d out of range [0, %d)",
- sensor_index, sensor_count_);
- return;
- }
-
- disable_sensors_.push_back(sensor_index);
- ALooper_wake(looper_);
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/services/vr/sensord/sensor_ndk_thread.h b/services/vr/sensord/sensor_ndk_thread.h
deleted file mode 100644
index eb3cf9d..0000000
--- a/services/vr/sensord/sensor_ndk_thread.h
+++ /dev/null
@@ -1,124 +0,0 @@
-#ifndef ANDROID_DVR_SENSORD_SENSOR_NDK_THREAD_H_
-#define ANDROID_DVR_SENSORD_SENSOR_NDK_THREAD_H_
-
-#include <android/sensor.h>
-#include <hardware/sensors.h>
-
-#include <atomic>
-#include <memory>
-#include <mutex>
-#include <thread>
-#include <vector>
-
-#include "sensor_thread.h"
-
-namespace android {
-namespace dvr {
-
-// Manages initialization and polling of the sensor data. Polling is performed
-// continuously on a thread that passes events along to an arbitrary consumer.
-// All const member functions are thread-safe; otherwise, thread safety is noted
-// for each function.
-class SensorNdkThread : public SensorThread {
- public:
- // Initializes the sensor access, but does not yet start polling (see Start()
- // below). Sets *out_success to true on success; otherwise, sets *out_success
- // to false and logs an error.
- explicit SensorNdkThread(bool* out_success);
-
- // Tells the polling thread to shut down if it's running, and waits for it to
- // complete its polling loop.
- ~SensorNdkThread() override;
-
- // Begins polling on the thread. The provided consumer will be notified of
- // events. Event notification occurs on the polling thread.
- // Calling Start() more than once on an instance of SensorNdkThread is
- // invalid.
- void StartPolling(const EventConsumer& consumer) override;
-
- // Set whether the sensor polling thread is paused or not. This is useful
- // while we need to support both 3DoF and 6DoF codepaths. This 3DoF codepath
- // must be paused while the 6DoF codepath is using the IMU event stream.
- void SetPaused(bool is_paused) override;
-
- // Increase the number of users of the given sensor by one. Activates the
- // sensor if it wasn't already active.
- // Safe to call concurrently with any other functions in this class.
- void StartUsingSensor(int sensor_index) override;
-
- // Decrease the number of users of the given sensor by one. Deactivates the
- // sensor if its usage count has dropped to zero.
- // Safe to call concurrently with any other functions in this class.
- void StopUsingSensor(int sensor_index) override;
-
- // The number of sensors that are available. Returns a negative number if
- // initialization failed.
- int GetSensorCount() const override { return sensor_count_; }
-
- // The underlying sensor HAL data structure for the sensor at the given index.
- int GetSensorType(int index) const override {
- return ASensor_getType(sensor_list_[index]);
- }
-
- private:
- // Initialize ALooper and sensor access on the thread.
- // Returns true on success, false on failure.
- bool InitializeSensors();
-
- // Destroy sensor access.
- void DestroySensors();
-
- // Start or stop requested sensors from the thread. Class mutex must already
- // be locked.
- void UpdateSensorUse();
-
- // The actual thread on which we consume events.
- std::unique_ptr<std::thread> thread_;
-
- // Mutex for access to shutting_down_ and paused_ members.
- std::mutex mutex_;
-
- // Condition for signaling pause/unpause to the thread.
- std::condition_variable condition_;
-
- // Condition for signaling thread initialization.
- std::condition_variable init_condition_;
-
- // If this member is set to true, the thread will stop running at its next
- // iteration. Only set with the mutex held and signal condition_ when changed.
- bool shutting_down_;
-
- // If this member is set to true, the thread will pause at its next
- // iteration. Only set with the mutex held and signal condition_ when changed.
- bool paused_;
-
- // Thread start hand shake to verify that sensor initialization succeeded.
- bool thread_started_;
-
- // Initialization result (true for success).
- bool initialization_result_;
-
- // The callback.
- EventConsumer consumer_;
-
- // Sensor access
- ALooper* looper_;
- ASensorManager* sensor_manager_;
- ASensorEventQueue* event_queue_;
-
- // Sensor list from NDK.
- ASensorList sensor_list_;
- int sensor_count_;
-
- // Requests to the sensor thread to enable or disable given sensors.
- std::vector<int> enable_sensors_;
- std::vector<int> disable_sensors_;
-
- // A count of how many users each sensor has. Protected by user_count_mutex.
- std::vector<int> sensor_user_count_;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_SENSORD_SENSOR_NDK_THREAD_H_
diff --git a/services/vr/sensord/sensor_service.cpp b/services/vr/sensord/sensor_service.cpp
deleted file mode 100644
index a182a26..0000000
--- a/services/vr/sensord/sensor_service.cpp
+++ /dev/null
@@ -1,184 +0,0 @@
-#include "sensor_service.h"
-
-#include <hardware/sensors.h>
-#include <log/log.h>
-#include <pdx/default_transport/service_endpoint.h>
-#include <poll.h>
-#include <private/dvr/sensor-ipc.h>
-#include <time.h>
-
-using android::pdx::default_transport::Endpoint;
-
-namespace android {
-namespace dvr {
-
-SensorService::SensorService(SensorThread* sensor_thread)
- : BASE("SensorService", Endpoint::Create(DVR_SENSOR_SERVICE_CLIENT)),
- sensor_thread_(sensor_thread) {
- sensor_clients_.resize(sensor_thread_->GetSensorCount());
-
- for (int i = 0; i < sensor_thread_->GetSensorCount(); ++i)
- type_to_sensor_[sensor_thread_->GetSensorType(i)] = i;
-}
-
-std::shared_ptr<pdx::Channel> SensorService::OnChannelOpen(pdx::Message& msg) {
- std::lock_guard<std::mutex> guard(mutex_);
-
- const pdx::MessageInfo& info = msg.GetInfo();
-
- std::shared_ptr<SensorClient> client(
- new SensorClient(*this, info.pid, info.cid));
- AddClient(client);
- return client;
-}
-
-void SensorService::OnChannelClose(pdx::Message& /*msg*/,
- const std::shared_ptr<pdx::Channel>& chan) {
- std::lock_guard<std::mutex> guard(mutex_);
-
- auto client = std::static_pointer_cast<SensorClient>(chan);
- if (!client) {
- ALOGW("WARNING: SensorClient was NULL!\n");
- return;
- }
- RemoveClient(client);
-}
-
-void SensorService::AddClient(const std::shared_ptr<SensorClient>& client) {
- clients_.push_front(client);
-}
-
-void SensorService::RemoveClient(const std::shared_ptr<SensorClient>& client) {
- // First remove it from the clients associated with its sensor, if any.
- RemoveSensorClient(client.get());
-
- // Finally, remove it from the list of clients we're aware of, and decrease
- // its reference count.
- clients_.remove(client);
-}
-
-void SensorService::RemoveSensorClient(SensorClient* client) {
- if (!client->has_sensor())
- return;
-
- std::forward_list<SensorClient*>& sensor_clients =
- sensor_clients_[client->sensor()];
- sensor_clients.remove(client);
- sensor_thread_->StopUsingSensor(client->sensor());
-
- client->unset_sensor();
-}
-
-pdx::Status<void> SensorService::HandleMessage(pdx::Message& msg) {
- pdx::Status<void> ret;
- const pdx::MessageInfo& info = msg.GetInfo();
- switch (info.op) {
- case DVR_SENSOR_START: {
- std::lock_guard<std::mutex> guard(mutex_);
- // Associate this channel with the indicated sensor,
- // unless it already has an association. In that case,
- // fail.
- auto client = std::static_pointer_cast<SensorClient>(msg.GetChannel());
- if (client->has_sensor())
- REPLY_ERROR(msg, EINVAL, error);
- int sensor_type;
- if (!msg.ReadAll(&sensor_type, sizeof(sensor_type)))
- REPLY_ERROR(msg, EIO, error);
-
- // Find the sensor of the requested type.
- if (type_to_sensor_.find(sensor_type) == type_to_sensor_.end())
- REPLY_ERROR(msg, EINVAL, error);
- const int sensor_index = type_to_sensor_[sensor_type];
-
- sensor_clients_[sensor_index].push_front(client.get());
- client->set_sensor(sensor_index);
- sensor_thread_->StartUsingSensor(sensor_index);
-
- REPLY_SUCCESS(msg, 0, error);
- }
- case DVR_SENSOR_STOP: {
- std::lock_guard<std::mutex> guard(mutex_);
- auto client = std::static_pointer_cast<SensorClient>(msg.GetChannel());
- if (!client->has_sensor())
- REPLY_ERROR(msg, EINVAL, error);
- RemoveSensorClient(client.get());
- REPLY_SUCCESS(msg, 0, error);
- }
- case DVR_SENSOR_POLL: {
- std::lock_guard<std::mutex> guard(mutex_);
- auto client = std::static_pointer_cast<SensorClient>(msg.GetChannel());
-
- // Package up the events we've got for this client. Number of
- // events, followed by 0 or more sensor events, popped from
- // this client's queue until it's empty.
- int num_events = client->EventCount();
- sensors_event_t out_buffer[num_events];
- client->WriteEvents(out_buffer);
- struct iovec svec[] = {
- {.iov_base = &num_events, .iov_len = sizeof(num_events)},
- {.iov_base = out_buffer,
- .iov_len = num_events * sizeof(sensors_event_t)},
- };
- ret = msg.WriteVectorAll(svec, 2);
- if (!ret) {
- REPLY_ERROR(msg, EIO, error);
- }
- REPLY_SUCCESS(msg, 0, error);
- }
- default:
- // Do not lock mutex_ here, because this may call the on*() handlers,
- // which will lock the mutex themselves.
- ret = Service::HandleMessage(msg);
- break;
- }
-error:
- return ret;
-}
-
-void SensorService::EnqueueEvents(const sensors_event_t* begin_events,
- const sensors_event_t* end_events) {
- std::lock_guard<std::mutex> guard(mutex_);
-
- // Put the sensor values we got in the circular queue for each client that
- // cares about the given event.
- for (const sensors_event_t* event = begin_events; event != end_events;
- ++event) {
- const int sensor_index = type_to_sensor_[event->type];
- for (const auto& client : sensor_clients_[sensor_index]) {
- client->EnqueueEvent(*event);
- }
- }
-}
-
-void SensorClient::WriteEvents(sensors_event_t* buffer) {
- while (!event_queue_.Empty()) {
- *buffer = *(event_queue_.Top());
- event_queue_.Pop();
- ++buffer;
- }
-}
-
-void SensorClient::CircularQ::Push(const sensors_event_t& event) {
- if (count_ != 0 && head_ == tail_) {
- Pop(); // If we're full, throw away the oldest event.
- }
- events_[head_] = event;
- head_ = (head_ + 1) % kCqSize;
- ++count_;
-}
-
-const sensors_event_t* SensorClient::CircularQ::Top() const {
- if (count_ == 0)
- return nullptr;
- return &events_[tail_];
-}
-
-void SensorClient::CircularQ::Pop() {
- if (count_ == 0)
- return;
- tail_ = (tail_ + 1) % kCqSize;
- --count_;
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/services/vr/sensord/sensor_service.h b/services/vr/sensord/sensor_service.h
deleted file mode 100644
index 6ea470b..0000000
--- a/services/vr/sensord/sensor_service.h
+++ /dev/null
@@ -1,132 +0,0 @@
-#ifndef ANDROID_DVR_SENSORD_SENSOR_SERVICE_H_
-#define ANDROID_DVR_SENSORD_SENSOR_SERVICE_H_
-
-#include <forward_list>
-#include <unordered_map>
-#include <vector>
-
-#include <pdx/service.h>
-#include <pthread.h>
-
-#include "sensor_thread.h"
-
-namespace android {
-namespace dvr {
-
-class SensorClient;
-
-/*
- * SensorService implements the sensor service over ServiceFS.
- * The sensor service provides an interface to one sensor over
- * each channel.
- */
-class SensorService : public pdx::ServiceBase<SensorService> {
- public:
- pdx::Status<void> HandleMessage(pdx::Message& msg) override;
- std::shared_ptr<pdx::Channel> OnChannelOpen(pdx::Message& msg) override;
- void OnChannelClose(pdx::Message& msg,
- const std::shared_ptr<pdx::Channel>& chan) override;
-
- // Enqueue the events in [begin_events, end_events) onto any clients that care
- // about them.
- // Safe to call concurrently with any other public member functions.
- void EnqueueEvents(const sensors_event_t* begin_events,
- const sensors_event_t* end_events);
-
- private:
- friend BASE;
-
- // Initializes the service. Keeps a reference to sensor_thread, which must be
- // non-null.
- explicit SensorService(SensorThread* sensor_thread);
-
- // The abstraction around the sensor HAL.
- SensorThread* sensor_thread_;
-
- // All of the clients we are connected to. This is the one place in this class
- // where we keep the SensorClient instances alive using shared_ptr instances.
- std::forward_list<std::shared_ptr<SensorClient>> clients_;
-
- // Map types back to sensor indexes.
- std::unordered_map<int, int> type_to_sensor_;
- // For each sensor, the list of clients that are connected to it.
- // Every entry in here must also be in clients_, so that its reference count
- // remains positive.
- std::vector<std::forward_list<SensorClient*>> sensor_clients_;
-
- // Protects access to all member variables.
- std::mutex mutex_;
-
- // None of the following functions is thread-safe; callers must lock mutex_
- // before calling one.
- void AddClient(const std::shared_ptr<SensorClient>& client);
- void RemoveClient(const std::shared_ptr<SensorClient>& client);
- // Dissociate the indicated client from its sensor, if it has one; otherwise
- // do nothing.
- void RemoveSensorClient(SensorClient* client);
-
- SensorService(const SensorService&) = delete;
- void operator=(const SensorService&) = delete;
-};
-
-/*
- * SensorClient manages the service-side per-client context for each client
- * using the service.
- */
-class SensorClient : public pdx::Channel {
- public:
- SensorClient(SensorService& /*service*/, int /*pid*/, int /*cid*/)
- : sensor_index_(-1), has_sensor_index_(false) {}
-
- bool has_sensor() const { return has_sensor_index_; }
- int sensor() const { return sensor_index_; }
- void set_sensor(int sensor) {
- sensor_index_ = sensor;
- has_sensor_index_ = true;
- }
- void unset_sensor() {
- sensor_index_ = -1;
- has_sensor_index_ = false;
- }
-
- int EventCount() const { return event_queue_.Count(); }
-
- // Push an event onto our queue.
- void EnqueueEvent(const sensors_event_t& event) { event_queue_.Push(event); }
-
- // Write all the events in our queue (and clear it) to the supplied
- // buffer. Buffer must be large enough.
- void WriteEvents(sensors_event_t* buffer);
-
- private:
- SensorClient(const SensorClient&) = delete;
- SensorClient& operator=(const SensorClient&) = delete;
-
- int sensor_index_ = -1;
- bool has_sensor_index_ = false;
- // Circular queue holds as-yet-unasked-for events for the sensor associated
- // with this client.
- class CircularQ {
- public:
- static const int kCqSize = 10;
- CircularQ() : head_(0), tail_(0), count_(0) {}
- ~CircularQ() {}
- void Push(const sensors_event_t& event);
- const sensors_event_t* Top() const;
- void Pop();
- bool Empty() const { return count_ == 0; }
- int Count() const { return count_; }
-
- private:
- sensors_event_t events_[kCqSize];
- int head_ = 0;
- int tail_ = 0;
- int count_ = 0;
- };
- CircularQ event_queue_;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_SENSORD_SENSOR_SERVICE_H_
diff --git a/services/vr/sensord/sensor_thread.cpp b/services/vr/sensord/sensor_thread.cpp
deleted file mode 100644
index 01e4e7e..0000000
--- a/services/vr/sensord/sensor_thread.cpp
+++ /dev/null
@@ -1,9 +0,0 @@
-#include "sensor_thread.h"
-
-namespace android {
-namespace dvr {
-
-SensorThread::~SensorThread() {}
-
-} // namespace dvr
-} // namespace android
diff --git a/services/vr/sensord/sensor_thread.h b/services/vr/sensord/sensor_thread.h
deleted file mode 100644
index 46aba17..0000000
--- a/services/vr/sensord/sensor_thread.h
+++ /dev/null
@@ -1,58 +0,0 @@
-#ifndef ANDROID_DVR_SENSORD_SENSOR_THREAD_H_
-#define ANDROID_DVR_SENSORD_SENSOR_THREAD_H_
-
-#include <hardware/sensors.h>
-
-#include <functional>
-
-namespace android {
-namespace dvr {
-
-// Manages initialization and polling of the sensor data. Polling is performed
-// continuously on a thread that passes events along to an arbitrary consumer.
-// All const member functions are thread-safe; otherwise, thread safety is noted
-// for each function.
-class SensorThread {
- public:
- // A function type that can be called to provide it with new events.
- // [events_begin, events_end) forms a contiguous array of events.
- using EventConsumer = std::function<void(const sensors_event_t* events_begin,
- const sensors_event_t* events_end)>;
-
- // Tells the polling thread to shut down if it's running, and waits for it to
- // complete its polling loop.
- virtual ~SensorThread();
-
- // Begins polling on the thread. The provided consumer will be notified of
- // events. Event notification occurs on the polling thread.
- // Calling Start() more than once on an instance of SensorThread is
- // invalid.
- virtual void StartPolling(const EventConsumer& consumer) = 0;
-
- // Set whether the sensor polling thread is paused or not. This is useful
- // while we need to support both 3DoF and 6DoF codepaths. This 3DoF codepath
- // must be paused while the 6DoF codepath is using the IMU event stream.
- virtual void SetPaused(bool is_paused) = 0;
-
- // Increase the number of users of the given sensor by one. Activates the
- // sensor if it wasn't already active.
- // Safe to call concurrently with any other functions in this class.
- virtual void StartUsingSensor(int sensor_index) = 0;
-
- // Decrease the number of users of the given sensor by one. Deactivates the
- // sensor if its usage count has dropped to zero.
- // Safe to call concurrently with any other functions in this class.
- virtual void StopUsingSensor(int sensor_index) = 0;
-
- // The number of sensors that are available. Returns a negative number if
- // initialization failed.
- virtual int GetSensorCount() const = 0;
-
- // Get the sensor type for the sensor at the given index.
- virtual int GetSensorType(int index) const = 0;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_SENSORD_SENSOR_THREAD_H_
diff --git a/services/vr/sensord/sensord.cpp b/services/vr/sensord/sensord.cpp
deleted file mode 100644
index db39152..0000000
--- a/services/vr/sensord/sensord.cpp
+++ /dev/null
@@ -1,91 +0,0 @@
-#define LOG_TAG "sensord"
-
-#include <string.h>
-
-#include <binder/ProcessState.h>
-
-#include <dvr/performance_client_api.h>
-#include <pdx/default_transport/service_dispatcher.h>
-#include <private/dvr/pose-ipc.h>
-#include <private/dvr/sensor-ipc.h>
-
-#include "pose_service.h"
-#include "sensor_hal_thread.h"
-#include "sensor_ndk_thread.h"
-#include "sensor_service.h"
-#include "sensor_thread.h"
-#include "sensord_extension.h"
-
-using android::dvr::PoseService;
-using android::dvr::SensorHalThread;
-using android::dvr::SensorNdkThread;
-using android::dvr::SensorService;
-using android::dvr::SensorThread;
-using android::pdx::Service;
-using android::pdx::ServiceDispatcher;
-using android::dvr::SensordExtension;
-
-int main(int, char**) {
- ALOGI("Starting up...");
-
- SensordExtension::run();
-
- // We need to be able to create endpoints with full perms.
- umask(0000);
-
- android::ProcessState::self()->startThreadPool();
-
- bool sensor_thread_succeeded = false;
-#ifdef SENSORD_USES_HAL
- std::unique_ptr<SensorThread> sensor_thread(
- new SensorHalThread(&sensor_thread_succeeded));
-#else
- std::unique_ptr<SensorThread> sensor_thread(
- new SensorNdkThread(&sensor_thread_succeeded));
-#endif
-
- if (!sensor_thread_succeeded) {
- ALOGE("ERROR: Failed to initialize SensorThread! No 3DoF!\n");
- }
-
- if (sensor_thread->GetSensorCount() == 0)
- ALOGW("No sensors found\n");
-
- auto sensor_service = SensorService::Create(sensor_thread.get());
- if (!sensor_service) {
- ALOGE("TERMINATING: failed to create SensorService!!!\n");
- return -1;
- }
-
- auto pose_service = PoseService::Create(sensor_thread.get());
- if (!pose_service) {
- ALOGE("TERMINATING: failed to create PoseService!!!\n");
- return -1;
- }
-
- std::unique_ptr<ServiceDispatcher> dispatcher =
- android::pdx::default_transport::ServiceDispatcher::Create();
- if (!dispatcher) {
- ALOGE("TERMINATING: failed to create ServiceDispatcher!!!\n");
- return -1;
- }
-
- dispatcher->AddService(sensor_service);
- dispatcher->AddService(pose_service);
-
- sensor_thread->StartPolling([sensor_service, pose_service](
- const sensors_event_t* events_begin, const sensors_event_t* events_end) {
- sensor_service->EnqueueEvents(events_begin, events_end);
- pose_service->HandleEvents(events_begin, events_end);
- });
-
- const int priority_error = dvrSetSchedulerClass(0, "sensors:low");
- LOG_ALWAYS_FATAL_IF(priority_error < 0,
- "SensorService: Failed to set scheduler class: %s",
- strerror(-priority_error));
-
- int ret = dispatcher->EnterDispatchLoop();
- ALOGI("Dispatch loop exited because: %s\n", strerror(-ret));
-
- return ret;
-}
diff --git a/services/vr/sensord/sensord.rc b/services/vr/sensord/sensord.rc
deleted file mode 100644
index 36cd377..0000000
--- a/services/vr/sensord/sensord.rc
+++ /dev/null
@@ -1,11 +0,0 @@
-on init
- mkdir /dev/socket/pdx/system/vr/pose 0775 system system
- mkdir /dev/socket/pdx/system/vr/sensors 0775 system system
-
-service sensord /system/bin/sensord
- class core
- user system
- group system camera sdcard_rw
- writepid /dev/cpuset/system/tasks
- socket pdx/system/vr/sensors/client stream 0666 system system
- socket pdx/system/vr/pose/client stream 0666 system system
diff --git a/services/vr/sensord/sensord_extension.cpp b/services/vr/sensord/sensord_extension.cpp
deleted file mode 100644
index 6cd7db3..0000000
--- a/services/vr/sensord/sensord_extension.cpp
+++ /dev/null
@@ -1,4 +0,0 @@
-#include "sensord_extension.h"
-
-void android::dvr::SensordExtension::run() {
-}
diff --git a/services/vr/sensord/sensord_extension.h b/services/vr/sensord/sensord_extension.h
deleted file mode 100644
index e553eed..0000000
--- a/services/vr/sensord/sensord_extension.h
+++ /dev/null
@@ -1,16 +0,0 @@
-#ifndef ANDROID_DVR_SENSORD_EXTENSION_H_
-#define ANDROID_DVR_SENSORD_EXTENSION_H_
-
-namespace android {
-namespace dvr {
-
-// Allows sensord to be extended with additional code.
-class SensordExtension {
- public:
- static void run();
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // ANDROID_DVR_SENSORD_EXTENSION_H_
diff --git a/services/vr/sensord/test/poselatencytest.cpp b/services/vr/sensord/test/poselatencytest.cpp
deleted file mode 100644
index 615fc75..0000000
--- a/services/vr/sensord/test/poselatencytest.cpp
+++ /dev/null
@@ -1,87 +0,0 @@
-#include <dvr/pose_client.h>
-#include <inttypes.h>
-#include <math.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <time.h>
-#include <vector>
-
-// Creates a pose client and polls 30x for new data. Prints timestamp and
-// latency. Latency is calculated based on the difference between the
-// current clock and the timestamp from the Myriad, which has been synced
-// to QC time. Note that there is some clock drift and clocks are only sycned
-// when the FW is loaded.
-int main(int /*argc*/, char** /*argv*/) {
- DvrPose* pose_client = dvrPoseCreate();
- if (pose_client == nullptr) {
- printf("Unable to create pose client\n");
- return -1;
- }
-
- DvrPoseAsync last_state;
- DvrPoseAsync current_state;
- last_state.timestamp_ns = 0;
- current_state.timestamp_ns = 0;
-
- double avg_latency = 0;
- double min_latency = (float)UINT64_MAX;
- double max_latency = 0;
- double std = 0;
- std::vector<uint64_t> latency;
-
- int num_samples = 100;
- for (int i = 0; i < num_samples; ++i) {
- while (last_state.timestamp_ns == current_state.timestamp_ns) {
- uint32_t vsync_count = dvrPoseGetVsyncCount(pose_client);
- int err = dvrPoseGet(pose_client, vsync_count, ¤t_state);
- if (err) {
- printf("Error polling pose: %d\n", err);
- dvrPoseDestroy(pose_client);
- return err;
- }
- }
- struct timespec timespec;
- uint64_t timestamp, diff;
- clock_gettime(CLOCK_MONOTONIC, ×pec);
- timestamp =
- ((uint64_t)timespec.tv_sec * 1000000000) + (uint64_t)timespec.tv_nsec;
- if (timestamp < current_state.timestamp_ns) {
- printf("ERROR: excessive clock drift detected, reload FW to resync\n");
- return -1;
- }
- diff = timestamp - current_state.timestamp_ns;
- printf("%02d) ts = %" PRIu64 " time = %" PRIu64 "\n", i + 1,
- current_state.timestamp_ns, timestamp);
- printf("\tlatency: %" PRIu64 " ns (%" PRIu64 " us) (%" PRIu64 " ms)\n",
- diff, diff / 1000, diff / 1000000);
-
- avg_latency += diff;
- if (diff < min_latency) {
- min_latency = diff;
- }
- if (diff > max_latency) {
- max_latency = diff;
- }
- latency.push_back(diff);
-
- last_state = current_state;
- }
- avg_latency /= num_samples;
- for (unsigned int i = 0; i < latency.size(); i++) {
- std += pow(latency[i] - avg_latency, 2);
- }
- std /= latency.size();
- std = sqrt(std);
-
- printf("\n************************\n");
- printf("Avg latency = %lf ns (%lf us) (%lf ms)\n", avg_latency,
- avg_latency / 1000, avg_latency / 1000000);
- printf("Max latency = %lf ns (%lf us) (%lf ms)\n", max_latency,
- max_latency / 1000, max_latency / 1000000);
- printf("Min latency = %lf ns (%lf us) (%lf ms)\n", min_latency,
- min_latency / 1000, min_latency / 1000000);
- printf("Standard dev = %lf ns (%lf us) (%lf ms)\n", std, std / 1000,
- std / 1000000);
- printf("\n************************\n");
- return 0;
-}
diff --git a/services/vr/virtual_touchpad/VirtualTouchpadEvdev.cpp b/services/vr/virtual_touchpad/VirtualTouchpadEvdev.cpp
index ee09d48..f0bdcd9 100644
--- a/services/vr/virtual_touchpad/VirtualTouchpadEvdev.cpp
+++ b/services/vr/virtual_touchpad/VirtualTouchpadEvdev.cpp
@@ -18,7 +18,7 @@
// use it to look up device configuration, so it must be unique. Vendor and
// product values must be 0 to indicate an internal device and prevent a
// similar lookup that could conflict with a physical device.
-static const char* const kDeviceNameFormat = "vr virtual touchpad %d";
+static const char* const kDeviceNameFormat = "vr-virtual-touchpad-%d";
static constexpr int16_t kDeviceBusType = BUS_VIRTUAL;
static constexpr int16_t kDeviceVendor = 0;
static constexpr int16_t kDeviceProduct = 0;
diff --git a/services/vr/virtual_touchpad/tests/VirtualTouchpad_test.cpp b/services/vr/virtual_touchpad/tests/VirtualTouchpad_test.cpp
index 24cfdf8..564bcd7 100644
--- a/services/vr/virtual_touchpad/tests/VirtualTouchpad_test.cpp
+++ b/services/vr/virtual_touchpad/tests/VirtualTouchpad_test.cpp
@@ -139,7 +139,7 @@
SCOPED_TRACE(t);
uidev = touchpad->injector[t].GetUiDev();
String8 name;
- name.appendFormat("vr virtual touchpad %d", t);
+ name.appendFormat("vr-virtual-touchpad-%d", t);
EXPECT_EQ(name, uidev->name);
for (int i = 0; i < ABS_CNT; ++i) {
EXPECT_EQ(0, uidev->absmin[i]);
diff --git a/services/vr/vr_window_manager/Android.bp b/services/vr/vr_window_manager/Android.bp
deleted file mode 100644
index d7ddba1..0000000
--- a/services/vr/vr_window_manager/Android.bp
+++ /dev/null
@@ -1,102 +0,0 @@
-// Copyright (C) 2016 The Android Open Source Project
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-native_src = [
- "application.cpp",
- "controller_mesh.cpp",
- "elbow_model.cpp",
- "hwc_callback.cpp",
- "reticle.cpp",
- "shell_view.cpp",
- "surface_flinger_view.cpp",
- "texture.cpp",
- "vr_window_manager.cpp",
- "vr_window_manager_binder.cpp",
- "aidl/android/service/vr/IVrWindowManager.aidl",
- "display_view.cpp",
-]
-
-static_libs = [
- "libdisplay",
- "libbufferhub",
- "libbufferhubqueue",
- "libeds",
- "libdvrgraphics",
- "libdvrcommon",
- "libhwcomposer-client",
- "libvrsensor",
- "libperformance",
- "libpdx_default_transport",
- "libcutils",
- "libvr_hwc-binder",
- "libvr_manager",
- "libvirtualtouchpadclient",
-]
-
-shared_libs = [
- "android.frameworks.vr.composer@1.0",
- "android.hardware.graphics.composer@2.1",
- "libbase",
- "libbinder",
- "libinput",
- "libhardware",
- "libhwbinder",
- "libsync",
- "libutils",
- "libgui",
- "libEGL",
- "libGLESv2",
- "libvulkan",
- "libsync",
- "libui",
- "libhidlbase",
- "libhidltransport",
- "liblog",
- "libvr_hwc-hal",
-]
-
-cc_binary {
- srcs: native_src,
- static_libs: static_libs,
- shared_libs: shared_libs,
- cflags: ["-DGL_GLEXT_PROTOTYPES", "-DEGL_EGLEXT_PROTOTYPES", "-DLOG_TAG=\"VrWindowManager\""],
- host_ldlibs: ["-llog"],
- name: "vr_wm",
- tags: ["optional"],
- init_rc: ["vr_wm.rc"],
-}
-
-cmd_src = [
- "vr_wm_ctl.cpp",
- "aidl/android/service/vr/IVrWindowManager.aidl",
-]
-
-staticLibs = ["libcutils"]
-
-sharedLibs = [
- "libbase",
- "libbinder",
- "libutils",
-]
-
-cc_binary {
- srcs: cmd_src,
- static_libs: staticLibs,
- shared_libs: sharedLibs,
- cppflags: ["-std=c++11"],
- cflags: ["-DLOG_TAG=\"vrwmctl\""],
- host_ldlibs: ["-llog"],
- name: "vr_wm_ctl",
- tags: ["optional"],
-}
diff --git a/services/vr/vr_window_manager/aidl/android/service/vr/IVrWindowManager.aidl b/services/vr/vr_window_manager/aidl/android/service/vr/IVrWindowManager.aidl
deleted file mode 100644
index b16049f..0000000
--- a/services/vr/vr_window_manager/aidl/android/service/vr/IVrWindowManager.aidl
+++ /dev/null
@@ -1,30 +0,0 @@
-/**
- * Copyright (c) 2017, The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.service.vr;
-
-/** @hide */
-interface IVrWindowManager {
- const String SERVICE_NAME = "vr_window_manager";
- void connectController(in FileDescriptor fd) = 0;
- void disconnectController() = 1;
- void enterVrMode() = 2;
- void exitVrMode() = 3;
- void setDebugMode(int mode) = 4;
- void set2DMode(int mode) = 5;
- void setRotation(int angle) = 6;
-}
-
diff --git a/services/vr/vr_window_manager/application.cpp b/services/vr/vr_window_manager/application.cpp
deleted file mode 100644
index 8b4460a..0000000
--- a/services/vr/vr_window_manager/application.cpp
+++ /dev/null
@@ -1,330 +0,0 @@
-#include "application.h"
-
-#include <inttypes.h>
-#include <EGL/egl.h>
-#include <GLES3/gl3.h>
-#include <binder/IServiceManager.h>
-#include <dvr/graphics.h>
-#include <dvr/performance_client_api.h>
-#include <dvr/pose_client.h>
-#include <gui/ISurfaceComposer.h>
-#include <hardware/hwcomposer_defs.h>
-#include <log/log.h>
-#include <private/dvr/graphics/vr_gl_extensions.h>
-
-#include <vector>
-
-namespace android {
-namespace dvr {
-
-Application::Application() {
- vr_mode_listener_ = new VrModeListener(this);
-}
-
-Application::~Application() {
- sp<IVrManager> vrManagerService = interface_cast<IVrManager>(
- defaultServiceManager()->getService(String16("vrmanager")));
- if (vrManagerService.get()) {
- vrManagerService->unregisterPersistentVrStateListener(vr_mode_listener_);
- }
-}
-
-int Application::Initialize() {
- dvrSetCpuPartition(0, "/application/performance");
-
- bool is_right_handed = true; // TODO: retrieve setting from system
- elbow_model_.Enable(ElbowModel::kDefaultNeckPosition, is_right_handed);
- last_frame_time_ = std::chrono::system_clock::now();
-
- sp<IVrManager> vrManagerService = interface_cast<IVrManager>(
- defaultServiceManager()->getService(String16("vrmanager")));
- if (vrManagerService.get()) {
- vrManagerService->registerPersistentVrStateListener(vr_mode_listener_);
- }
- return 0;
-}
-
-int Application::AllocateResources() {
- int surface_width = 0, surface_height = 0;
- DvrLensInfo lens_info = {};
- GLuint texture_id = 0;
- GLenum texture_target = 0;
- std::vector<DvrSurfaceParameter> surface_params = {
- DVR_SURFACE_PARAMETER_OUT(SURFACE_WIDTH, &surface_width),
- DVR_SURFACE_PARAMETER_OUT(SURFACE_HEIGHT, &surface_height),
- DVR_SURFACE_PARAMETER_OUT(INTER_LENS_METERS, &lens_info.inter_lens_meters),
- DVR_SURFACE_PARAMETER_OUT(LEFT_FOV_LRBT, &lens_info.left_fov),
- DVR_SURFACE_PARAMETER_OUT(RIGHT_FOV_LRBT, &lens_info.right_fov),
- DVR_SURFACE_PARAMETER_OUT(SURFACE_TEXTURE_TARGET_TYPE, &texture_target),
- DVR_SURFACE_PARAMETER_OUT(SURFACE_TEXTURE_TARGET_ID, &texture_id),
- DVR_SURFACE_PARAMETER_IN(VISIBLE, 0),
- DVR_SURFACE_PARAMETER_IN(Z_ORDER, 1),
- DVR_SURFACE_PARAMETER_IN(GEOMETRY, DVR_SURFACE_GEOMETRY_SINGLE),
- DVR_SURFACE_PARAMETER_IN(ENABLE_LATE_LATCH, 0),
- DVR_SURFACE_PARAMETER_IN(DISABLE_DISTORTION, 0),
- DVR_SURFACE_PARAMETER_LIST_END,
- };
-
- int ret = dvrGraphicsContextCreate(surface_params.data(), &graphics_context_);
- if (ret)
- return ret;
-
- GLuint fbo = 0;
- GLuint depth_stencil_buffer = 0;
- GLuint samples = 1;
- glGenFramebuffers(1, &fbo);
- glBindFramebuffer(GL_FRAMEBUFFER, fbo);
- glFramebufferTexture2DMultisampleEXT(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0,
- texture_target, texture_id, 0, samples);
-
- glGenRenderbuffers(1, &depth_stencil_buffer);
- glBindRenderbuffer(GL_RENDERBUFFER, depth_stencil_buffer);
- glRenderbufferStorageMultisample(GL_RENDERBUFFER, samples,
- GL_DEPTH_COMPONENT24, surface_width,
- surface_height);
-
- glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT,
- GL_RENDERBUFFER, depth_stencil_buffer);
-
- ALOGI("Surface size=%dx%d", surface_width, surface_height);
- pose_client_ = dvrPoseCreate();
- if (!pose_client_)
- return 1;
-
- vec2i eye_size(surface_width / 2, surface_height);
-
- eye_viewport_[0] = Range2i::FromSize(vec2i(0, 0), eye_size);
- eye_viewport_[1] = Range2i::FromSize(vec2i(surface_width / 2, 0), eye_size);
-
- eye_from_head_[0] = Eigen::Translation3f(
- vec3(lens_info.inter_lens_meters * 0.5f, 0.0f, 0.0f));
- eye_from_head_[1] = Eigen::Translation3f(
- vec3(-lens_info.inter_lens_meters * 0.5f, 0.0f, 0.0f));
-
- fov_[0] = FieldOfView(lens_info.left_fov[0], lens_info.left_fov[1],
- lens_info.left_fov[2], lens_info.left_fov[3]);
- fov_[1] = FieldOfView(lens_info.right_fov[0], lens_info.right_fov[1],
- lens_info.right_fov[2], lens_info.right_fov[3]);
-
- return 0;
-}
-
-void Application::DeallocateResources() {
- if (graphics_context_)
- dvrGraphicsContextDestroy(graphics_context_);
- graphics_context_ = nullptr;
-
- if (pose_client_)
- dvrPoseDestroy(pose_client_);
-
- initialized_ = false;
-}
-
-void Application::ProcessTasks(const std::vector<MainThreadTask>& tasks) {
- for (auto task : tasks) {
- switch (task) {
- case MainThreadTask::EnableDebugMode:
- if (!debug_mode_) {
- debug_mode_ = true;
- SetVisibility(debug_mode_);
- }
- break;
- case MainThreadTask::DisableDebugMode:
- if (debug_mode_) {
- debug_mode_ = false;
- SetVisibility(debug_mode_);
- }
- break;
- case MainThreadTask::EnteringVrMode:
- if (!initialized_) {
- LOG_ALWAYS_FATAL_IF(AllocateResources(),
- "Failed to allocate resources");
- }
- break;
- case MainThreadTask::ExitingVrMode:
- if (initialized_)
- DeallocateResources();
- break;
- case MainThreadTask::Show:
- if (!is_visible_)
- SetVisibility(true);
- break;
- }
- }
-}
-
-void Application::DrawFrame() {
- // Thread should block if we are invisible or not fully initialized.
- std::unique_lock<std::mutex> lock(mutex_);
- wake_up_init_and_render_.wait(lock, [this]() {
- return (is_visible_ && initialized_) || !main_thread_tasks_.empty();
- });
-
- // Process main thread tasks if there are any.
- std::vector<MainThreadTask> tasks;
- tasks.swap(main_thread_tasks_);
- lock.unlock();
-
- if (!tasks.empty())
- ProcessTasks(tasks);
-
- if (!initialized_)
- return;
-
- // TODO(steventhomas): If we're not visible, block until we are. For now we
- // throttle by calling dvrGraphicsWaitNextFrame.
- DvrFrameSchedule schedule;
- int status = dvrGraphicsWaitNextFrame(graphics_context_, 0, &schedule);
- if (status < 0) {
- ALOGE("Context lost, deallocating graphics resources");
- SetVisibility(false);
- DeallocateResources();
- }
-
- OnDrawFrame();
-
- if (is_visible_) {
- ProcessControllerInput();
-
- DvrPoseAsync pose;
- dvrPoseGet(pose_client_, schedule.vsync_count, &pose);
- last_pose_ = Posef(
- quat(pose.orientation[3], pose.orientation[0], pose.orientation[1],
- pose.orientation[2]),
- vec3(pose.translation[0], pose.translation[1], pose.translation[2]));
-
- std::chrono::time_point<std::chrono::system_clock> now =
- std::chrono::system_clock::now();
- double delta =
- std::chrono::duration<double>(now - last_frame_time_).count();
- last_frame_time_ = now;
-
- if (delta > 1.0f)
- delta = 0.05f;
-
- fade_value_ += delta / 0.25f;
- if (fade_value_ > 1.0f)
- fade_value_ = 1.0f;
-
- controller_position_ =
- elbow_model_.Update(delta, last_pose_.GetRotation(),
- controller_orientation_, should_recenter_);
-
- dvrBeginRenderFrameEds(graphics_context_, pose.orientation,
- pose.translation);
-
- glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
- glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
-
- mat4 head_matrix = last_pose_.GetObjectFromReferenceMatrix();
- glViewport(eye_viewport_[kLeftEye].GetMinPoint()[0],
- eye_viewport_[kLeftEye].GetMinPoint()[1],
- eye_viewport_[kLeftEye].GetSize()[0],
- eye_viewport_[kLeftEye].GetSize()[1]);
- DrawEye(kLeftEye, fov_[kLeftEye].GetProjectionMatrix(0.1f, 500.0f),
- eye_from_head_[kLeftEye], head_matrix);
-
- glViewport(eye_viewport_[kRightEye].GetMinPoint()[0],
- eye_viewport_[kRightEye].GetMinPoint()[1],
- eye_viewport_[kRightEye].GetSize()[0],
- eye_viewport_[kRightEye].GetSize()[1]);
- DrawEye(kRightEye, fov_[kRightEye].GetProjectionMatrix(0.1f, 500.0f),
- eye_from_head_[kRightEye], head_matrix);
-
- OnEndFrame();
-
- dvrPresent(graphics_context_);
- should_recenter_ = false;
- }
-}
-
-void Application::ProcessControllerInput() {
- if (controller_data_provider_) {
- shmem_controller_active_ = false;
- const void* data = controller_data_provider_->LockControllerData();
- // TODO(kpschoedel): define wire format.
- if (data) {
- struct wire_format {
- uint32_t version;
- uint32_t timestamph;
- uint32_t timestampl;
- uint32_t quat_count;
- float q[4];
- uint32_t buttonsh;
- uint32_t buttonsl;
- } __attribute__((__aligned__(32)));
- const wire_format* wire_data = static_cast<const wire_format*>(data);
- static uint64_t last_timestamp = 0;
- if (wire_data->version == 1) {
- shmem_controller_active_ = true;
- uint64_t timestamp =
- (((uint64_t)wire_data->timestamph) << 32) | wire_data->timestampl;
- if (timestamp == last_timestamp) {
- static uint64_t last_logged_timestamp = 0;
- if (last_logged_timestamp != last_timestamp) {
- last_logged_timestamp = last_timestamp;
- ALOGI("Controller shmem stale T=0x%" PRIX64, last_timestamp);
- }
- } else {
- last_timestamp = timestamp;
- controller_orientation_ = quat(wire_data->q[3], wire_data->q[0],
- wire_data->q[1], wire_data->q[2]);
- shmem_controller_buttons_ =
- (((uint64_t)wire_data->buttonsh) << 32) | wire_data->buttonsl;
- }
- } else if (wire_data->version == 0xFEEDFACE) {
- static bool logged_init = false;
- if (!logged_init) {
- logged_init = true;
- ALOGI("Controller shmem waiting for data");
- }
- }
- }
- controller_data_provider_->UnlockControllerData();
- if (shmem_controller_active_) {
- ALOGV("Controller shmem orientation: %f %f %f %f",
- controller_orientation_.x(), controller_orientation_.y(),
- controller_orientation_.z(), controller_orientation_.w());
- if (shmem_controller_buttons_) {
- ALOGV("Controller shmem buttons: %017" PRIX64,
- shmem_controller_buttons_);
- }
- }
- }
-}
-
-void Application::SetVisibility(bool visible) {
- if (visible && !initialized_) {
- if (AllocateResources())
- ALOGE("Failed to allocate resources");
- }
-
- bool changed = is_visible_ != visible;
- if (changed) {
- is_visible_ = visible;
- dvrGraphicsSurfaceSetVisible(graphics_context_, is_visible_);
- OnVisibilityChanged(is_visible_);
- }
-}
-
-void Application::OnVisibilityChanged(bool visible) {
- if (visible) {
- fade_value_ = 0;
- // We have been sleeping so to ensure correct deltas, reset the time.
- last_frame_time_ = std::chrono::system_clock::now();
- }
-}
-
-void Application::QueueTask(MainThreadTask task) {
- std::unique_lock<std::mutex> lock(mutex_);
- main_thread_tasks_.push_back(task);
- wake_up_init_and_render_.notify_one();
-}
-
-void Application::VrModeListener::onPersistentVrStateChanged(bool enabled) {
- if (!enabled)
- app_->QueueTask(MainThreadTask::ExitingVrMode);
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/services/vr/vr_window_manager/application.h b/services/vr/vr_window_manager/application.h
deleted file mode 100644
index ed99157..0000000
--- a/services/vr/vr_window_manager/application.h
+++ /dev/null
@@ -1,111 +0,0 @@
-#ifndef VR_WINDOW_MANAGER_APPLICATION_H_
-#define VR_WINDOW_MANAGER_APPLICATION_H_
-
-#include <memory>
-#include <private/dvr/types.h>
-#include <stdint.h>
-#include <vr/vr_manager/vr_manager.h>
-
-#include <chrono>
-#include <mutex>
-#include <vector>
-
-#include "controller_data_provider.h"
-#include "elbow_model.h"
-
-struct DvrGraphicsContext;
-struct DvrPose;
-
-namespace android {
-namespace dvr {
-
-class Application {
- public:
- Application();
- virtual ~Application();
-
- virtual int Initialize();
-
- virtual int AllocateResources();
- virtual void DeallocateResources();
-
- void DrawFrame();
-
- void SetControllerDataProvider(ControllerDataProvider* provider) {
- controller_data_provider_ = provider;
- }
-
- protected:
- enum class MainThreadTask {
- EnteringVrMode,
- ExitingVrMode,
- EnableDebugMode,
- DisableDebugMode,
- Show,
- };
-
- class VrModeListener : public BnPersistentVrStateCallbacks {
- public:
- VrModeListener(Application *app) : app_(app) {}
- void onPersistentVrStateChanged(bool enabled) override;
-
- private:
- Application *app_;
- };
-
- sp<VrModeListener> vr_mode_listener_;
- virtual void OnDrawFrame() = 0;
- virtual void DrawEye(EyeType eye, const mat4& perspective,
- const mat4& eye_matrix, const mat4& head_matrix) = 0;
- virtual void OnEndFrame() = 0;
-
- void SetVisibility(bool visible);
- virtual void OnVisibilityChanged(bool visible);
-
- void ProcessControllerInput();
-
- void ProcessTasks(const std::vector<MainThreadTask>& tasks);
-
- void QueueTask(MainThreadTask task);
-
- DvrGraphicsContext* graphics_context_ = nullptr;
- DvrPose* pose_client_ = nullptr;
-
- Range2i eye_viewport_[2];
- mat4 eye_from_head_[2];
- FieldOfView fov_[2];
- Posef last_pose_;
-
- quat controller_orientation_;
- bool shmem_controller_active_ = false;
- uint64_t shmem_controller_buttons_;
-
- // Used to center the scene when the shell becomes visible.
- bool should_recenter_ = true;
-
- bool is_visible_ = false;
- std::chrono::time_point<std::chrono::system_clock> visibility_button_press_;
- bool debug_mode_ = false;
-
- std::chrono::time_point<std::chrono::system_clock> last_frame_time_;
- vec3 controller_position_;
- ElbowModel elbow_model_;
-
- float fade_value_ = 0;
-
- std::mutex mutex_;
- std::condition_variable wake_up_init_and_render_;
- bool initialized_ = false;
- std::vector<MainThreadTask> main_thread_tasks_;
-
- // Controller data provider from shared memory buffer.
- ControllerDataProvider* controller_data_provider_ = nullptr;
-
- Application(const Application&) = delete;
- void operator=(const Application&) = delete;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // VR_WINDOW_MANAGER_APPLICATION_H_
diff --git a/services/vr/vr_window_manager/controller_data_provider.h b/services/vr/vr_window_manager/controller_data_provider.h
deleted file mode 100644
index bc1450c..0000000
--- a/services/vr/vr_window_manager/controller_data_provider.h
+++ /dev/null
@@ -1,19 +0,0 @@
-#ifndef VR_WINDOW_MANAGER_CONTROLLER_DATA_PROVIDER_H_
-#define VR_WINDOW_MANAGER_CONTROLLER_DATA_PROVIDER_H_
-
-namespace android {
-namespace dvr {
-
-class ControllerDataProvider {
- public:
- virtual ~ControllerDataProvider() {}
- // Returns data pointer or nullptr. If pointer is valid, call to
- // UnlockControllerData is required.
- virtual const void* LockControllerData() = 0;
- virtual void UnlockControllerData() = 0;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // VR_WINDOW_MANAGER_CONTROLLER_DATA_PROVIDER_H_
\ No newline at end of file
diff --git a/services/vr/vr_window_manager/controller_mesh.cpp b/services/vr/vr_window_manager/controller_mesh.cpp
deleted file mode 100644
index c6095b1..0000000
--- a/services/vr/vr_window_manager/controller_mesh.cpp
+++ /dev/null
@@ -1,75 +0,0 @@
-#include "controller_mesh.h"
-
-namespace android {
-namespace dvr {
-
-const int kNumControllerMeshVertices = 60;
-
-// Vertices in position.xyz, normal.xyz, uv.xy oder.
-// Generated from an .obj mesh.
-const float kControllerMeshVertices[] = {
- 0.002023, 0.001469, -0.5, 0.809016, 0.587787, 0, 0, 0,
- 0.000773, 0.002378, -0.5, 0.309004, 0.951061, 0, 0.1, 0,
- 0.000773, 0.002378, 0, 0.309004, 0.951061, 0, 0.1, 1,
- 0.002023, 0.001469, -0.5, 0.809016, 0.587787, 0, 0, 0,
- 0.000773, 0.002378, 0, 0.309004, 0.951061, 0, 0.1, 1,
- 0.002023, 0.001469, 0, 0.809016, 0.587787, 0, 0, 1,
- 0.000773, 0.002378, -0.5, 0.309004, 0.951061, 0, 0.1, 0,
- -0.000773, 0.002378, -0.5, -0.309004, 0.951061, 0, 0.2, 0,
- -0.000773, 0.002378, 0, -0.309004, 0.951061, 0, 0.2, 1,
- 0.000773, 0.002378, -0.5, 0.309004, 0.951061, 0, 0.1, 0,
- -0.000773, 0.002378, 0, -0.309004, 0.951061, 0, 0.2, 1,
- 0.000773, 0.002378, 0, 0.309004, 0.951061, 0, 0.1, 1,
- -0.000773, 0.002378, -0.5, -0.309004, 0.951061, 0, 0.2, 0,
- -0.002023, 0.001469, -0.5, -0.809016, 0.587787, 0, 0.3, 0,
- -0.002023, 0.001469, 0, -0.809016, 0.587787, 0, 0.3, 1,
- -0.000773, 0.002378, -0.5, -0.309004, 0.951061, 0, 0.2, 0,
- -0.002023, 0.001469, 0, -0.809016, 0.587787, 0, 0.3, 1,
- -0.000773, 0.002378, 0, -0.309004, 0.951061, 0, 0.2, 1,
- -0.002023, 0.001469, -0.5, -0.809016, 0.587787, 0, 0.3, 0,
- -0.0025, 0, -0.5, -1, -0, 0, 0.4, 0,
- -0.0025, 0, 0, -1, -0, 0, 0.4, 1,
- -0.002023, 0.001469, -0.5, -0.809016, 0.587787, 0, 0.3, 0,
- -0.0025, 0, 0, -1, -0, 0, 0.4, 1,
- -0.002023, 0.001469, 0, -0.809016, 0.587787, 0, 0.3, 1,
- -0.0025, 0, -0.5, -1, -0, 0, 0.4, 0,
- -0.002023, -0.001469, -0.5, -0.809016, -0.587787, 0, 0.5, 0,
- -0.002023, -0.001469, 0, -0.809016, -0.587787, 0, 0.5, 1,
- -0.0025, 0, -0.5, -1, -0, 0, 0.4, 0,
- -0.002023, -0.001469, 0, -0.809016, -0.587787, 0, 0.5, 1,
- -0.0025, 0, 0, -1, -0, 0, 0.4, 1,
- -0.002023, -0.001469, -0.5, -0.809016, -0.587787, 0, 0.5, 0,
- -0.000773, -0.002378, -0.5, -0.309004, -0.951061, 0, 0.6, 0,
- -0.000773, -0.002378, 0, -0.309004, -0.951061, 0, 0.6, 1,
- -0.002023, -0.001469, -0.5, -0.809016, -0.587787, 0, 0.5, 0,
- -0.000773, -0.002378, 0, -0.309004, -0.951061, 0, 0.6, 1,
- -0.002023, -0.001469, 0, -0.809016, -0.587787, 0, 0.5, 1,
- -0.000773, -0.002378, -0.5, -0.309004, -0.951061, 0, 0.6, 0,
- 0.000773, -0.002378, -0.5, 0.309004, -0.951061, 0, 0.7, 0,
- 0.000773, -0.002378, 0, 0.309004, -0.951061, 0, 0.7, 1,
- -0.000773, -0.002378, -0.5, -0.309004, -0.951061, 0, 0.6, 0,
- 0.000773, -0.002378, 0, 0.309004, -0.951061, 0, 0.7, 1,
- -0.000773, -0.002378, 0, -0.309004, -0.951061, 0, 0.6, 1,
- 0.000773, -0.002378, -0.5, 0.309004, -0.951061, 0, 0.7, 0,
- 0.002023, -0.001469, -0.5, 0.809016, -0.587787, 0, 0.8, 0,
- 0.002023, -0.001469, 0, 0.809016, -0.587787, 0, 0.8, 1,
- 0.000773, -0.002378, -0.5, 0.309004, -0.951061, 0, 0.7, 0,
- 0.002023, -0.001469, 0, 0.809016, -0.587787, 0, 0.8, 1,
- 0.000773, -0.002378, 0, 0.309004, -0.951061, 0, 0.7, 1,
- 0.002023, -0.001469, -0.5, 0.809016, -0.587787, 0, 0.8, 0,
- 0.0025, 0, -0.5, 1, 0, 0, 0.9, 0,
- 0.0025, 0, 0, 1, 0, 0, 0.9, 1,
- 0.002023, -0.001469, -0.5, 0.809016, -0.587787, 0, 0.8, 0,
- 0.0025, 0, 0, 1, 0, 0, 0.9, 1,
- 0.002023, -0.001469, 0, 0.809016, -0.587787, 0, 0.8, 1,
- 0.0025, 0, -0.5, 1, 0, 0, 0.9, 0,
- 0.002023, 0.001469, -0.5, 0.809016, 0.587787, 0, 1, 0,
- 0.002023, 0.001469, 0, 0.809016, 0.587787, 0, 1, 1,
- 0.0025, 0, -0.5, 1, 0, 0, 0.9, 0,
- 0.002023, 0.001469, 0, 0.809016, 0.587787, 0, 1, 1,
- 0.0025, 0, 0, 1, 0, 0, 0.9, 1,
-
-};
-
-} // namespace dvr
-} // namespace android
diff --git a/services/vr/vr_window_manager/controller_mesh.h b/services/vr/vr_window_manager/controller_mesh.h
deleted file mode 100644
index 88872c7..0000000
--- a/services/vr/vr_window_manager/controller_mesh.h
+++ /dev/null
@@ -1,13 +0,0 @@
-#ifndef VR_WINDOW_MANAGER_CONTROLLER_MESH_H_
-#define VR_WINDOW_MANAGER_CONTROLLER_MESH_H_
-
-namespace android {
-namespace dvr {
-
-extern const int kNumControllerMeshVertices;
-extern const float kControllerMeshVertices[];
-
-} // namespace dvr
-} // namespace android
-
-#endif // VR_WINDOW_MANAGER_CONTROLLER_MESH_H_
diff --git a/services/vr/vr_window_manager/display_view.cpp b/services/vr/vr_window_manager/display_view.cpp
deleted file mode 100644
index 88768a0..0000000
--- a/services/vr/vr_window_manager/display_view.cpp
+++ /dev/null
@@ -1,458 +0,0 @@
-#include "display_view.h"
-
-#include "texture.h"
-
-namespace android {
-namespace dvr {
-
-namespace {
-
-constexpr float kLayerScaleFactor = 3.0f;
-constexpr unsigned int kMaximumPendingFrames = 8;
-constexpr uint32_t kSystemId = 1000;
-
-// clang-format off
-const GLfloat kVertices[] = {
- -1, -1, 0,
- 1, -1, 0,
- -1, 1, 0,
- 1, 1, 0,
-};
-
-const GLfloat kTextureVertices[] = {
- 0, 1,
- 1, 1,
- 0, 0,
- 1, 0,
-};
-// clang-format on
-
-// Returns true if the given point is inside the given rect.
-bool IsInside(const vec2& pt, const vec2& tl, const vec2& br) {
- return pt.x() >= tl.x() && pt.x() <= br.x() && pt.y() >= tl.y() &&
- pt.y() <= br.y();
-}
-
-mat4 GetScalingMatrix(float width, float height) {
- float xscale = 1, yscale = 1;
- float ar = width / height;
- if (ar > 1)
- yscale = 1.0 / ar;
- else
- xscale = ar;
-
- xscale *= kLayerScaleFactor;
- yscale *= kLayerScaleFactor;
-
- return mat4(Eigen::Scaling<float>(xscale, yscale, 1.0));
-}
-
-// Helper function that applies the crop transform to the texture layer and
-// positions (and scales) the texture layer in the appropriate location in the
-// display space.
-mat4 GetLayerTransform(const TextureLayer& texture_layer, float display_width,
- float display_height) {
- // Map from vertex coordinates to [0, 1] coordinates:
- // 1) Flip y since in vertex coordinates (-1, -1) is at the bottom left and
- // in texture coordinates (0, 0) is at the top left.
- // 2) Translate by (1, 1) to map vertex coordinates to [0, 2] on x and y.
- // 3) Scale by 1 / 2 to map coordinates to [0, 1] on x and y.
- mat4 unit_space(Eigen::AlignedScaling3f(0.5f, 0.5f, 1.0f) *
- Eigen::Translation3f(1.0f, 1.0f, 0.0f) *
- Eigen::AlignedScaling3f(1.0f, -1.0f, 1.0f));
-
- mat4 texture_space(Eigen::AlignedScaling3f(
- texture_layer.texture->width(), texture_layer.texture->height(), 1.0f));
-
- // 1) Translate the layer to crop the left and top edge.
- // 2) Scale the layer such that the cropped right and bottom edges map outside
- // the exture region.
- float crop_width = texture_layer.crop.right - texture_layer.crop.left;
- float crop_height = texture_layer.crop.bottom - texture_layer.crop.top;
- mat4 texture_crop(Eigen::AlignedScaling3f(
- texture_layer.texture->width() / crop_width,
- texture_layer.texture->height() / crop_height, 1.0f) *
- Eigen::Translation3f(-texture_layer.crop.left,
- -texture_layer.crop.top, 0.0f));
-
- mat4 display_space(
- Eigen::AlignedScaling3f(display_width, display_height, 1.0f));
-
- // 1) Scale the texture to fit the display frame.
- // 2) Translate the texture in the display frame location.
- float display_frame_width =
- texture_layer.display_frame.right - texture_layer.display_frame.left;
- float display_frame_height =
- texture_layer.display_frame.bottom - texture_layer.display_frame.top;
- mat4 display_frame(
- Eigen::Translation3f(texture_layer.display_frame.left,
- texture_layer.display_frame.top, 0.0f) *
- Eigen::AlignedScaling3f(display_frame_width / display_width,
- display_frame_height / display_height, 1.0f));
-
- mat4 layer_transform = unit_space.inverse() * display_space.inverse() *
- display_frame * display_space *
- texture_space.inverse() * texture_crop *
- texture_space * unit_space;
- return layer_transform;
-}
-
-// Determine if ths frame should be shown or hidden.
-ViewMode CalculateVisibilityFromLayerConfig(const HwcCallback::Frame& frame,
- uint32_t* appid) {
- auto& layers = frame.layers();
-
- size_t index;
- // Skip all layers that we don't know about.
- for (index = 0; index < layers.size(); index++) {
- if (layers[index].type != 0xFFFFFFFF && layers[index].type != 0)
- break;
- }
-
- if (index == layers.size())
- return ViewMode::Hidden;
-
- if (layers[index].type != 1) {
- // We don't have a VR app layer? Abort.
- return ViewMode::Hidden;
- }
-
- if (layers[index].appid != *appid) {
- *appid = layers[index].appid;
- return ViewMode::App;
- }
-
- // This is the VR app, ignore it.
- index++;
-
- // Now, find a dim layer if it exists.
- // If it does, ignore any layers behind it for visibility determination.
- for (size_t i = index; i < layers.size(); i++) {
- if (layers[i].appid == HwcCallback::HwcLayer::kSurfaceFlingerLayer) {
- index = i + 1;
- }
- }
-
- // If any non-skipped layers exist now then we show, otherwise hide.
- for (size_t i = index; i < layers.size(); i++) {
- if (!layers[i].should_skip_layer())
- return ViewMode::VR;
- }
-
- return ViewMode::Hidden;
-}
-
-} // namespace
-
-DisplayView::DisplayView(uint32_t id, int touchpad_id)
- : id_(id), touchpad_id_(touchpad_id) {
- translate_ = Eigen::Translation3f(0, 0, -5.0f);
- ime_translate_ = mat4(Eigen::Translation3f(0.0f, -0.5f, 0.25f));
- ime_top_left_ = vec2(0, 0);
- ime_size_ = vec2(0, 0);
- rotation_ = mat4::Identity();
-}
-
-DisplayView::~DisplayView() {}
-
-void DisplayView::Recenter(const mat4& initial) {
- initial_head_matrix_ =
- initial * Eigen::AngleAxisf(M_PI * 0.5f, vec3::UnitZ());
-}
-
-void DisplayView::SetPrograms(ShaderProgram* program,
- ShaderProgram* overlay_program) {
- program_ = program;
- overlay_program_ = overlay_program;
-}
-
-void DisplayView::DrawEye(EyeType /* eye */, const mat4& perspective,
- const mat4& eye_matrix, const mat4& head_matrix,
- float fade_value) {
- scale_ = GetScalingMatrix(size_.x(), size_.y());
-
- DrawOverlays(perspective, eye_matrix, head_matrix, fade_value);
-}
-
-void DisplayView::AdvanceFrame() {
- if (!pending_frames_.empty()) {
- // Check if we should advance the frame.
- auto& frame = pending_frames_.front();
- if (frame.visibility == ViewMode::Hidden ||
- frame.frame->Finish() == HwcCallback::FrameStatus::kFinished) {
- current_frame_ = std::move(frame);
- pending_frames_.pop_front();
- }
- }
-}
-
-void DisplayView::OnDrawFrame(SurfaceFlingerView* surface_flinger_view,
- bool debug_mode) {
- textures_.clear();
- has_ime_ = false;
-
- if (!visible())
- return;
-
- surface_flinger_view->GetTextures(*current_frame_.frame.get(), &textures_,
- &ime_texture_, debug_mode,
- current_frame_.visibility == ViewMode::VR);
- has_ime_ = ime_texture_.texture != nullptr;
-}
-
-base::unique_fd DisplayView::OnFrame(std::unique_ptr<HwcCallback::Frame> frame,
- bool debug_mode, bool is_vr_active,
- bool* showing) {
- size_ = vec2(frame->display_width(), frame->display_height());
- uint32_t app = current_vr_app_;
- ViewMode visibility = CalculateVisibilityFromLayerConfig(*frame.get(), &app);
-
- if (visibility == ViewMode::Hidden && debug_mode)
- visibility = ViewMode::VR;
-
- if (frame->layers().empty()) {
- current_vr_app_ = 0;
- } else if (visibility == ViewMode::App) {
- // This is either a VR app switch or a 2D app launching.
- // If we can have VR apps, update if it's 0.
- if (!always_2d_ && is_vr_active && !use_2dmode_ && app != kSystemId) {
- visibility = ViewMode::Hidden;
- current_vr_app_ = app;
- }
- } else if ((use_2dmode_ || !is_vr_active) && app != 0 &&
- visibility == ViewMode::Hidden) {
- // This is the case for the VR app launching a 2D intent of itself on some
- // display.
- visibility = ViewMode::App;
- } else if (!current_vr_app_) {
- // The VR app is running.
- current_vr_app_ = app;
- }
-
- pending_frames_.emplace_back(std::move(frame), visibility);
-
- if (pending_frames_.size() > kMaximumPendingFrames) {
- pending_frames_.pop_front();
- }
-
- if (visibility == ViewMode::Hidden &&
- current_frame_.visibility == ViewMode::Hidden) {
- // Consume all frames while hidden.
- while (!pending_frames_.empty())
- AdvanceFrame();
- }
-
- // If we are showing ourselves the main thread is not processing anything,
- // so give it a kick.
- if (visibility != ViewMode::Hidden &&
- current_frame_.visibility == ViewMode::Hidden) {
- *showing = true;
- }
-
- return base::unique_fd(dup(release_fence_.get()));
-}
-
-bool DisplayView::IsHit(const vec3& view_location, const vec3& view_direction,
- vec3* hit_location, vec2* hit_location_in_window_coord,
- bool test_ime) {
- mat4 m = GetStandardTransform();
- if (test_ime)
- m = m * ime_translate_;
- mat4 inverse = (m * scale_).inverse();
- vec4 transformed_loc =
- inverse * vec4(view_location[0], view_location[1], view_location[2], 1);
- vec4 transformed_dir = inverse * vec4(view_direction[0], view_direction[1],
- view_direction[2], 0);
-
- if (transformed_dir.z() >= 0 || transformed_loc.z() <= 0)
- return false;
-
- float distance = -transformed_loc.z() / transformed_dir.z();
- vec4 transformed_hit_loc = transformed_loc + transformed_dir * distance;
- if (transformed_hit_loc.x() < -1 || transformed_hit_loc.x() > 1)
- return false;
- if (transformed_hit_loc.y() < -1 || transformed_hit_loc.y() > 1)
- return false;
-
- hit_location_in_window_coord->x() =
- (1 + transformed_hit_loc.x()) / 2 * size_.x();
- hit_location_in_window_coord->y() =
- (1 - transformed_hit_loc.y()) / 2 * size_.y();
-
- *hit_location = view_location + view_direction * distance;
- return true;
-}
-
-void DisplayView::DrawOverlays(const mat4& perspective, const mat4& eye_matrix,
- const mat4& head_matrix, float fade_value) {
- if (textures_.empty())
- return;
-
- program_->Use();
- mat4 mvp = perspective * eye_matrix * head_matrix;
- GLint view_projection_location =
- glGetUniformLocation(program_->GetProgram(), "uViewProjection");
- glUniformMatrix4fv(view_projection_location, 1, 0, mvp.data());
-
- GLint alpha_location = glGetUniformLocation(program_->GetProgram(), "uAlpha");
-
- GLint tex_location = glGetUniformLocation(program_->GetProgram(), "tex");
- glUniform1i(tex_location, 0);
- glActiveTexture(GL_TEXTURE0);
-
- for (const auto& texture_layer : textures_) {
- switch (texture_layer.blending) {
- case HWC2_BLEND_MODE_PREMULTIPLIED:
- glEnable(GL_BLEND);
- glBlendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
- break;
- case HWC2_BLEND_MODE_COVERAGE:
- glEnable(GL_BLEND);
- glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
- break;
- default:
- break;
- }
-
- glUniform1f(alpha_location, fade_value * texture_layer.alpha);
-
- glBindTexture(GL_TEXTURE_2D, texture_layer.texture->id());
-
- mat4 layer_transform =
- GetLayerTransform(texture_layer, size_.x(), size_.y());
-
- mat4 transform = GetStandardTransform() * scale_ * layer_transform;
- DrawWithTransform(transform, *program_);
-
- glDisable(GL_BLEND);
- }
-
- if (has_ime_) {
- ime_top_left_ = vec2(static_cast<float>(ime_texture_.display_frame.left),
- static_cast<float>(ime_texture_.display_frame.top));
- ime_size_ = vec2(static_cast<float>(ime_texture_.display_frame.right -
- ime_texture_.display_frame.left),
- static_cast<float>(ime_texture_.display_frame.bottom -
- ime_texture_.display_frame.top));
-
- DrawDimOverlay(mvp, textures_[0], ime_top_left_, ime_top_left_ + ime_size_);
-
- DrawIme();
- }
-}
-
-void DisplayView::UpdateReleaseFence() {
- EGLDisplay display = eglGetDisplay(EGL_DEFAULT_DISPLAY);
- EGLSyncKHR sync =
- eglCreateSyncKHR(display, EGL_SYNC_NATIVE_FENCE_ANDROID, nullptr);
- if (sync != EGL_NO_SYNC_KHR) {
- // Need to flush in order to get the fence FD.
- glFlush();
- base::unique_fd fence(eglDupNativeFenceFDANDROID(display, sync));
- eglDestroySyncKHR(display, sync);
- release_fence_ = std::move(fence);
- } else {
- ALOGE("Failed to create sync fence");
- release_fence_ = base::unique_fd();
- }
-}
-
-mat4 DisplayView::GetStandardTransform() {
- mat4 m = initial_head_matrix_ * rotation_ * translate_;
- if (current_frame_.visibility == ViewMode::App)
- m *= Eigen::AngleAxisf(M_PI * -0.5f, vec3::UnitZ());
- return m;
-}
-
-void DisplayView::DrawIme() {
- program_->Use();
- glBindTexture(GL_TEXTURE_2D, ime_texture_.texture->id());
-
- mat4 layer_transform = GetLayerTransform(ime_texture_, size_.x(), size_.y());
-
- mat4 transform =
- GetStandardTransform() * ime_translate_ * scale_ * layer_transform;
-
- DrawWithTransform(transform, *program_);
-}
-
-void DisplayView::DrawDimOverlay(const mat4& mvp, const TextureLayer& layer,
- const vec2& top_left,
- const vec2& bottom_right) {
- overlay_program_->Use();
- glUniformMatrix4fv(
- glGetUniformLocation(overlay_program_->GetProgram(), "uViewProjection"),
- 1, 0, mvp.data());
- glUniform4f(glGetUniformLocation(overlay_program_->GetProgram(), "uCoords"),
- top_left.x() / size_.x(), top_left.y() / size_.y(),
- bottom_right.x() / size_.x(), bottom_right.y() / size_.y());
- glEnable(GL_BLEND);
- glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
- mat4 layer_transform = GetLayerTransform(layer, size_.x(), size_.y());
-
- mat4 transform = GetStandardTransform() * scale_ * layer_transform;
- DrawWithTransform(transform, *overlay_program_);
- glDisable(GL_BLEND);
-}
-
-void DisplayView::DrawWithTransform(const mat4& transform,
- const ShaderProgram& program) {
- GLint transform_location =
- glGetUniformLocation(program.GetProgram(), "uTransform");
- glUniformMatrix4fv(transform_location, 1, 0, transform.data());
-
- glEnableVertexAttribArray(0);
- glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 0, kVertices);
- glEnableVertexAttribArray(1);
- glVertexAttribPointer(1, 2, GL_FLOAT, GL_FALSE, 0, kTextureVertices);
- glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
-}
-
-bool DisplayView::UpdateHitInfo(const vec3& view_location,
- const vec3& view_direction,
- vec3* hit_location) {
- bool is_hit = false;
- if (has_ime_) {
- // This will set allow_input_ and hit_location_in_window_coord_.
- is_hit = IsImeHit(view_location, view_direction, hit_location);
- } else {
- is_hit = IsHit(view_location, view_direction, hit_location,
- &hit_location_in_window_coord_, false);
- allow_input_ = is_hit;
- }
- return is_hit;
-}
-
-bool DisplayView::IsImeHit(const vec3& view_location,
- const vec3& view_direction, vec3* hit_location) {
- // First, check if the IME window is hit.
- bool is_hit = IsHit(view_location, view_direction, hit_location,
- &hit_location_in_window_coord_, true);
- if (is_hit) {
- // If it is, check if the window coordinate is in the IME region;
- // if so then we are done.
- if (IsInside(hit_location_in_window_coord_, ime_top_left_,
- ime_top_left_ + ime_size_)) {
- allow_input_ = true;
- return true;
- }
- }
-
- allow_input_ = false;
- // Check if we have hit the main window.
- is_hit = IsHit(view_location, view_direction, hit_location,
- &hit_location_in_window_coord_, false);
- if (is_hit) {
- // Only allow input if we are not hitting the region hidden by the IME.
- // Allowing input here would cause clicks on the main window to actually
- // be clicks on the IME.
- if (!IsInside(hit_location_in_window_coord_, ime_top_left_,
- ime_top_left_ + ime_size_)) {
- allow_input_ = true;
- }
- }
- return is_hit;
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/services/vr/vr_window_manager/display_view.h b/services/vr/vr_window_manager/display_view.h
deleted file mode 100644
index ad624c6..0000000
--- a/services/vr/vr_window_manager/display_view.h
+++ /dev/null
@@ -1,119 +0,0 @@
-#ifndef VR_WINDOW_MANAGER_DISPLAY_VIEW_H_
-#define VR_WINDOW_MANAGER_DISPLAY_VIEW_H_
-
-#include <private/dvr/graphics/mesh.h>
-#include <private/dvr/graphics/shader_program.h>
-
-#include "hwc_callback.h"
-#include "surface_flinger_view.h"
-
-namespace android {
-namespace dvr {
-
-enum class ViewMode {
- Hidden,
- VR,
- App,
-};
-
-class DisplayView {
- public:
- DisplayView(uint32_t id, int touchpad_id);
- ~DisplayView();
-
- // Calls to these 3 functions must be synchronized.
- base::unique_fd OnFrame(std::unique_ptr<HwcCallback::Frame> frame,
- bool debug_mode, bool is_vr_active, bool* showing);
- void AdvanceFrame();
- void UpdateReleaseFence();
-
- void OnDrawFrame(SurfaceFlingerView* surface_flinger_view, bool debug_mode);
- void DrawEye(EyeType eye, const mat4& perspective, const mat4& eye_matrix,
- const mat4& head_matrix, float fade_value);
-
- void Recenter(const mat4& initial);
-
- bool UpdateHitInfo(const vec3& view_location, const vec3& view_direction,
- vec3* hit_location);
-
- void SetPrograms(ShaderProgram* program, ShaderProgram* overlay_program);
-
- bool visible() const { return current_frame_.visibility != ViewMode::Hidden; }
- bool allow_input() const { return allow_input_; }
- const vec2& hit_location() const { return hit_location_in_window_coord_; }
- uint32_t id() const { return id_; }
- int touchpad_id() const { return touchpad_id_; }
- vec2 size() const { return size_; }
-
- void set_2dmode(bool mode) { use_2dmode_ = mode; }
- void set_always_2d(bool mode) { always_2d_ = mode; }
-
- void set_rotation(const mat4& rotation) { rotation_ = rotation; }
-
- private:
- bool IsHit(const vec3& view_location, const vec3& view_direction,
- vec3* hit_location, vec2* hit_location_in_window_coord,
- bool test_ime);
- bool IsImeHit(const vec3& view_location, const vec3& view_direction,
- vec3* hit_location);
- void DrawOverlays(const mat4& perspective, const mat4& eye_matrix,
- const mat4& head_matrix, float fade_value);
- void DrawIme();
- void DrawDimOverlay(const mat4& mvp, const TextureLayer& layer,
- const vec2& top_left, const vec2& bottom_right);
- void DrawWithTransform(const mat4& transform, const ShaderProgram& program);
-
- // This is the rotated, translated but unscaled transform to apply everywhere.
- mat4 GetStandardTransform();
-
- uint32_t id_;
- int touchpad_id_;
-
- uint32_t current_vr_app_;
-
- ShaderProgram* program_;
- ShaderProgram* overlay_program_;
-
- mat4 initial_head_matrix_;
- mat4 scale_;
- mat4 translate_;
- mat4 ime_translate_;
- mat4 rotation_;
- vec2 size_;
-
- std::vector<TextureLayer> textures_;
- TextureLayer ime_texture_;
-
- bool allow_input_ = false;
- vec2 hit_location_in_window_coord_;
- vec2 ime_top_left_;
- vec2 ime_size_;
- bool has_ime_ = false;
- bool use_2dmode_ = false;
- bool always_2d_ = false;
-
- struct PendingFrame {
- PendingFrame() = default;
- PendingFrame(std::unique_ptr<HwcCallback::Frame>&& frame,
- ViewMode visibility)
- : frame(std::move(frame)), visibility(visibility) {}
- PendingFrame(PendingFrame&& r)
- : frame(std::move(r.frame)), visibility(r.visibility) {}
-
- void operator=(PendingFrame&& r) {
- frame.reset(r.frame.release());
- visibility = r.visibility;
- }
-
- std::unique_ptr<HwcCallback::Frame> frame;
- ViewMode visibility = ViewMode::Hidden;
- };
- std::deque<PendingFrame> pending_frames_;
- PendingFrame current_frame_;
- base::unique_fd release_fence_;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // VR_WINDOW_MANAGER_DISPLAY_VIEW_H_
diff --git a/services/vr/vr_window_manager/elbow_model.cpp b/services/vr/vr_window_manager/elbow_model.cpp
deleted file mode 100644
index 9543f17..0000000
--- a/services/vr/vr_window_manager/elbow_model.cpp
+++ /dev/null
@@ -1,134 +0,0 @@
-#include "elbow_model.h"
-
-#include <log/log.h>
-
-namespace android {
-namespace dvr {
-namespace {
-
-const vec3 kControllerForearm(0.0f, 0.0f, -0.25f);
-const vec3 kControllerPosition(0.0f, 0.0f, -0.05f);
-const vec3 kLeftElbowPosition(-0.195f, -0.5f, 0.075f);
-const vec3 kLeftArmExtension(0.13f, 0.14f, -0.08f);
-const vec3 kRightElbowPosition(0.195f, -0.5f, 0.075f);
-const vec3 kRightArmExtension(-0.13f, 0.14f, -0.08f);
-constexpr float kElbowBendRatio = 0.4f;
-constexpr float kCosMaxExtensionAngle =
- 0.87f; // Cos of 30 degrees (90-30 = 60)
-constexpr float kCosMinExtensionAngle = 0.12f; // Cos of 83 degrees (90-83 = 7)
-constexpr float kYAxisExtensionFraction = 0.4f;
-constexpr float kMinRotationSpeed = 0.61f; // 35 degrees in radians
-constexpr float kMinAngleDelta = 0.175f; // 10 degrees in radians
-
-float clamp(float v, float min, float max) {
- if (v < min)
- return min;
- if (v > max)
- return max;
- return v;
-}
-
-float NormalizeAngle(float angle) {
- if (angle > M_PI)
- angle = 2.0f * M_PI - angle;
- return angle;
-}
-
-} // namespace
-
-const vec3 ElbowModel::kDefaultNeckPosition = vec3(0, -0.075f, -0.080f);
-
-ElbowModel::ElbowModel() {}
-ElbowModel::~ElbowModel() {}
-
-void ElbowModel::Enable(const vec3& neck_position, bool right_handed) {
- enabled_ = true;
- neck_position_ = neck_position;
-
- if (right_handed) {
- elbow_position_ = kRightElbowPosition;
- arm_extension_ = kRightArmExtension;
- } else {
- elbow_position_ = kLeftElbowPosition;
- arm_extension_ = kLeftArmExtension;
- }
-
- ResetRoot();
-}
-
-void ElbowModel::Disable() { enabled_ = false; }
-
-vec3 ElbowModel::Update(float delta_t, const quat& hmd_orientation,
- const quat& controller_orientation, bool recenter) {
- if (!enabled_)
- return vec3::Zero();
-
- float heading_rad = GetHeading(hmd_orientation);
-
- quat y_rotation;
- y_rotation = Eigen::AngleAxis<float>(heading_rad, vec3::UnitY());
-
- // If the controller's angular velocity is above a certain amount, we can
- // assume torso rotation and move the elbow joint relative to the
- // camera orientation.
- float angle_delta = last_controller_.angularDistance(controller_orientation);
- float rot_speed = angle_delta / delta_t;
-
- if (recenter) {
- root_rot_ = y_rotation;
- } else if (rot_speed > kMinRotationSpeed) {
- root_rot_.slerp(angle_delta / kMinAngleDelta, y_rotation);
- }
-
- // Calculate angle (or really, cos thereof) between controller forward vector
- // and Y axis to determine extension amount.
- vec3 controller_forward_rotated = controller_orientation * -vec3::UnitZ();
- float dot_y = controller_forward_rotated.y();
- float amt_extension = clamp(dot_y - kCosMinExtensionAngle, 0, 1);
-
- // Remove the root rotation from the orientation reading--we'll add it back in
- // later.
- quat controller_rot = root_rot_.inverse() * controller_orientation;
- controller_forward_rotated = controller_rot * -vec3::UnitZ();
- quat rot_xy;
- rot_xy.setFromTwoVectors(-vec3::UnitZ(), controller_forward_rotated);
-
- // Fixing polar singularity
- float total_angle = NormalizeAngle(atan2f(rot_xy.norm(), rot_xy.w()) * 2.0f);
- float lerp_amount = (1.0f - powf(total_angle / M_PI, 6.0f)) *
- (1.0f - (kElbowBendRatio +
- (1.0f - kElbowBendRatio) *
- (amt_extension + kYAxisExtensionFraction)));
-
- // Calculate the relative rotations of the elbow and wrist joints.
- quat wrist_rot = quat::Identity();
- wrist_rot.slerp(lerp_amount, rot_xy);
- quat elbow_rot = wrist_rot.inverse() * rot_xy;
-
- last_controller_ = controller_orientation;
-
- vec3 position =
- root_rot_ *
- ((controller_root_offset_ + arm_extension_ * amt_extension) +
- elbow_rot * (kControllerForearm + wrist_rot * kControllerPosition));
-
- return position;
-}
-
-float ElbowModel::GetHeading(const quat& orientation) {
- vec3 gaze = orientation * -vec3::UnitZ();
-
- if (gaze.y() > 0.99)
- gaze = orientation * -vec3::UnitY();
- else if (gaze.y() < -0.99)
- gaze = orientation * vec3::UnitY();
-
- return atan2f(-gaze.x(), -gaze.z());
-}
-
-void ElbowModel::ResetRoot() {
- controller_root_offset_ = elbow_position_ + neck_position_;
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/services/vr/vr_window_manager/elbow_model.h b/services/vr/vr_window_manager/elbow_model.h
deleted file mode 100644
index a6d5ca9..0000000
--- a/services/vr/vr_window_manager/elbow_model.h
+++ /dev/null
@@ -1,45 +0,0 @@
-#ifndef VR_WINDOW_MANAGER_ELBOW_MODEL_H_
-#define VR_WINDOW_MANAGER_ELBOW_MODEL_H_
-
-#include <private/dvr/types.h>
-
-namespace android {
-namespace dvr {
-
-class ElbowModel {
- public:
- ElbowModel();
- ~ElbowModel();
-
- void Enable(const vec3& neck_position, bool right_handed);
- void Disable();
-
- vec3 Update(float delta_t, const quat& hmd_orientation,
- const quat& controller_orientation, bool recenter);
-
- static const vec3 kDefaultNeckPosition;
-
- private:
- ElbowModel(const ElbowModel&) = delete;
- void operator=(const ElbowModel&) = delete;
-
- void ResetRoot();
-
- float GetHeading(const quat& orientation);
-
- bool enabled_ = false;
-
- quat last_controller_ = quat::Identity();
-
- quat root_rot_ = quat::Identity();
-
- vec3 controller_root_offset_ = vec3::Zero();
- vec3 elbow_position_ = vec3::Zero();
- vec3 arm_extension_ = vec3::Zero();
- vec3 neck_position_ = vec3::Zero();
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // VR_WINDOW_MANAGER_ELBOW_MODEL_H_
diff --git a/services/vr/vr_window_manager/hwc_callback.cpp b/services/vr/vr_window_manager/hwc_callback.cpp
deleted file mode 100644
index 28e97ff..0000000
--- a/services/vr/vr_window_manager/hwc_callback.cpp
+++ /dev/null
@@ -1,96 +0,0 @@
-#include "hwc_callback.h"
-
-#include <android-base/unique_fd.h>
-#include <log/log.h>
-#include <private/dvr/native_buffer.h>
-#include <sync/sync.h>
-#include <ui/GraphicBufferMapper.h>
-
-namespace android {
-namespace dvr {
-
-namespace {
-
-HwcCallback::FrameStatus GetFrameStatus(const HwcCallback::Frame& frame) {
- for (const auto& layer : frame.layers()) {
- // If there is no fence it means the buffer is already finished.
- if (layer.fence->isValid()) {
- status_t result = layer.fence->wait(0);
- if (result != OK) {
- if (result != -ETIME) {
- ALOGE("fence wait on buffer fence failed. status=%d (%s).",
- result, strerror(-result));
- return HwcCallback::FrameStatus::kError;
- }
- return HwcCallback::FrameStatus::kUnfinished;
- }
- }
- }
-
- return HwcCallback::FrameStatus::kFinished;
-}
-
-} // namespace
-
-void HwcCallback::HwcLayer::PrintLayer() {
- ALOGI("appid=%d, type=%d, alpha=%.2f, cursor=%dx%d, color=%02X%02X%02X%02X, "
- "crop=%.1f,%.1f,%.1f,%.1f, display=%d,%d,%d,%d, dataspace=%d, "
- "transform=%d", appid, type, alpha, cursor_x, cursor_y, color.r, color.g,
- color.b, color.a, crop.left, crop.top, crop.right, crop.bottom,
- display_frame.left, display_frame.right, display_frame.top,
- display_frame.bottom, dataspace, transform);
-}
-
-HwcCallback::HwcCallback(Client* client) : client_(client) {
-}
-
-HwcCallback::~HwcCallback() {
-}
-
-binder::Status HwcCallback::onNewFrame(
- const ParcelableComposerFrame& parcelable_frame,
- ParcelableUniqueFd* fence) {
- ComposerView::Frame frame = parcelable_frame.frame();
- std::vector<HwcLayer> hwc_frame(frame.layers.size());
- for (size_t i = 0; i < frame.layers.size(); ++i) {
- const ComposerView::ComposerLayer& layer = frame.layers[i];
- hwc_frame[i] = HwcLayer{
- .fence = layer.fence,
- .buffer = layer.buffer,
- .crop = layer.crop,
- .display_frame = layer.display_frame,
- .blending = static_cast<int32_t>(layer.blend_mode),
- .appid = layer.app_id,
- .type = static_cast<HwcLayer::LayerType>(layer.type),
- .alpha = layer.alpha,
- .cursor_x = layer.cursor_x,
- .cursor_y = layer.cursor_y,
- .color = layer.color,
- .dataspace = layer.dataspace,
- .transform = layer.transform,
- };
- }
-
- fence->set_fence(client_->OnFrame(std::make_unique<Frame>(
- std::move(hwc_frame), frame.display_id, frame.removed,
- frame.display_width, frame.display_height)));
- return binder::Status::ok();
-}
-
-HwcCallback::Frame::Frame(std::vector<HwcLayer>&& layers, uint32_t display_id,
- bool removed, int32_t display_width,
- int32_t display_height)
- : display_id_(display_id),
- removed_(removed),
- display_width_(display_width),
- display_height_(display_height),
- layers_(std::move(layers)) {}
-
-HwcCallback::FrameStatus HwcCallback::Frame::Finish() {
- if (status_ == FrameStatus::kUnfinished)
- status_ = GetFrameStatus(*this);
- return status_;
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/services/vr/vr_window_manager/hwc_callback.h b/services/vr/vr_window_manager/hwc_callback.h
deleted file mode 100644
index 259c4ac..0000000
--- a/services/vr/vr_window_manager/hwc_callback.h
+++ /dev/null
@@ -1,132 +0,0 @@
-#ifndef VR_WINDOW_MANAGER_HWC_CALLBACK_H_
-#define VR_WINDOW_MANAGER_HWC_CALLBACK_H_
-
-#include <android/dvr/BnVrComposerCallback.h>
-#include <android-base/unique_fd.h>
-#include <impl/vr_hwc.h>
-
-#include <deque>
-#include <functional>
-#include <mutex>
-#include <vector>
-
-namespace android {
-
-class Fence;
-class GraphicBuffer;
-
-namespace dvr {
-
-using Recti = ComposerView::ComposerLayer::Recti;
-using Rectf = ComposerView::ComposerLayer::Rectf;
-
-class HwcCallback : public BnVrComposerCallback {
- public:
- struct HwcLayer {
- enum LayerType : uint32_t {
- // These are from frameworks/base/core/java/android/view/WindowManager.java
- kSurfaceFlingerLayer = 0,
- kUndefinedWindow = ~0U,
- kFirstApplicationWindow = 1,
- kLastApplicationWindow = 99,
- kFirstSubWindow = 1000,
- kLastSubWindow = 1999,
- kFirstSystemWindow = 2000,
- kStatusBar = kFirstSystemWindow,
- kInputMethod = kFirstSystemWindow + 11,
- kNavigationBar = kFirstSystemWindow + 19,
- kLastSystemWindow = 2999,
- };
-
- bool should_skip_layer() const {
- switch (type) {
- // Always skip the following layer types
- case kNavigationBar:
- case kStatusBar:
- case kSurfaceFlingerLayer:
- case kUndefinedWindow:
- return true;
- default:
- return false;
- }
- }
-
- // This is a layer that provides some other functionality, eg dim layer.
- // We use this to determine the point at which layers are "on top".
- bool is_extra_layer() const {
- switch(type) {
- case kSurfaceFlingerLayer:
- case kUndefinedWindow:
- return true;
- default:
- return false;
- }
- }
-
- void PrintLayer();
-
- sp<Fence> fence;
- sp<GraphicBuffer> buffer;
- Rectf crop;
- Recti display_frame;
- int32_t blending;
- uint32_t appid;
- LayerType type;
- float alpha;
- int32_t cursor_x;
- int32_t cursor_y;
- IComposerClient::Color color;
- int32_t dataspace;
- int32_t transform;
- };
-
- enum class FrameStatus {
- kUnfinished,
- kFinished,
- kError
- };
-
- class Frame {
- public:
- Frame(std::vector<HwcLayer>&& layers, uint32_t display_id, bool removed,
- int32_t display_width, int32_t display_height);
-
- FrameStatus Finish();
- const std::vector<HwcLayer>& layers() const { return layers_; }
- uint32_t display_id() const { return display_id_; }
- bool removed() const { return removed_; }
- int32_t display_width() const { return display_width_; }
- int32_t display_height() const { return display_height_; }
-
- private:
- uint32_t display_id_;
- bool removed_;
- int32_t display_width_;
- int32_t display_height_;
- std::vector<HwcLayer> layers_;
- FrameStatus status_ = FrameStatus::kUnfinished;
- };
-
- class Client {
- public:
- virtual ~Client() {}
- virtual base::unique_fd OnFrame(std::unique_ptr<Frame>) = 0;
- };
-
- explicit HwcCallback(Client* client);
- ~HwcCallback() override;
-
- private:
- binder::Status onNewFrame(const ParcelableComposerFrame& frame,
- ParcelableUniqueFd* fence) override;
-
- Client *client_;
-
- HwcCallback(const HwcCallback&) = delete;
- void operator=(const HwcCallback&) = delete;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // VR_WINDOW_MANAGER_HWC_CALLBACK_H_
diff --git a/services/vr/vr_window_manager/proguard.flags b/services/vr/vr_window_manager/proguard.flags
deleted file mode 100644
index 7683d6e..0000000
--- a/services/vr/vr_window_manager/proguard.flags
+++ /dev/null
@@ -1,22 +0,0 @@
-# Don't obfuscate any NDK/SDK code. This makes the debugging of stack traces in
-# in release builds easier.
--keepnames class com.google.vr.ndk.** { *; }
--keepnames class com.google.vr.sdk.** { *; }
-
-# These are part of the SDK <-> VrCore interfaces for GVR.
--keepnames class com.google.vr.vrcore.library.api.** { *; }
-
-# These are part of the Java <-> native interfaces for GVR.
--keep class com.google.vr.** { native <methods>; }
-
--keep class com.google.vr.cardboard.annotations.UsedByNative
--keep @com.google.vr.cardboard.annotations.UsedByNative class *
--keepclassmembers class * {
- @com.google.vr.cardboard.annotations.UsedByNative *;
-}
-
--keep class com.google.vr.cardboard.UsedByNative
--keep @com.google.vr.cardboard.UsedByNative class *
--keepclassmembers class * {
- @com.google.vr.cardboard.UsedByNative *;
-}
diff --git a/services/vr/vr_window_manager/reticle.cpp b/services/vr/vr_window_manager/reticle.cpp
deleted file mode 100644
index cbd0caf..0000000
--- a/services/vr/vr_window_manager/reticle.cpp
+++ /dev/null
@@ -1,100 +0,0 @@
-#include "reticle.h"
-
-#include <GLES/gl.h>
-#include <GLES/glext.h>
-
-namespace android {
-namespace dvr {
-
-namespace {
-
-const std::string kVertexShader = SHADER0([]() {
- layout(location = 0) in vec4 aPosition;
- layout(location = 1) in vec4 aTexCoord;
- uniform mat4 uViewProjection;
- uniform mat4 uTransform;
-
- out vec2 vTexCoord;
- void main() {
- gl_Position = uViewProjection * uTransform * aPosition;
- vTexCoord = aTexCoord.xy;
- }
-});
-
-const std::string kFragmentShader = SHADER0([]() {
- precision mediump float;
-
- in vec2 vTexCoord;
- uniform vec3 uColor;
-
- out vec4 fragColor;
- void main() {
- float alpha = smoothstep(1.0, 0.0, length(vTexCoord));
- fragColor = vec4(uColor, alpha);
- }
-});
-
-} // namespace
-
-Reticle::Reticle() {}
-
-Reticle::~Reticle() {}
-
-bool Reticle::Initialize() {
- program_.Link(kVertexShader, kFragmentShader);
- if (!program_)
- return false;
-
- return true;
-}
-
-void Reticle::ShowAt(const mat4& hit_transform, const vec3& color) {
- transform_ = hit_transform;
- shown_ = true;
-
- GLint view_projection_location =
- glGetUniformLocation(program_.GetProgram(), "uColor");
- glProgramUniform3f(program_.GetProgram(), view_projection_location, color.x(),
- color.y(), color.z());
-}
-
-void Reticle::Draw(const mat4& perspective, const mat4& eye_matrix,
- const mat4& head_matrix) {
- if (!shown_)
- return;
-
- glEnable(GL_BLEND);
- glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
-
- program_.Use();
-
- const float kRadius = 0.015;
- GLfloat vertices[] = {
- -kRadius, -kRadius, 0, kRadius, -kRadius, 0,
- -kRadius, kRadius, 0, kRadius, kRadius, 0,
- };
- GLfloat texture_vertices[] = {
- -1, 1, 1, 1, -1, -1, 1, -1,
- };
-
- mat4 mvp = perspective * eye_matrix * head_matrix;
- GLint view_projection_location =
- glGetUniformLocation(program_.GetProgram(), "uViewProjection");
- glUniformMatrix4fv(view_projection_location, 1, 0, mvp.data());
-
- GLint transform_location =
- glGetUniformLocation(program_.GetProgram(), "uTransform");
- glUniformMatrix4fv(transform_location, 1, 0, transform_.data());
-
- glEnableVertexAttribArray(0);
- glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 0, vertices);
- glEnableVertexAttribArray(1);
- glVertexAttribPointer(1, 2, GL_FLOAT, GL_FALSE, 0, texture_vertices);
-
- glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
-
- glDisable(GL_BLEND);
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/services/vr/vr_window_manager/reticle.h b/services/vr/vr_window_manager/reticle.h
deleted file mode 100644
index d8522aa..0000000
--- a/services/vr/vr_window_manager/reticle.h
+++ /dev/null
@@ -1,35 +0,0 @@
-#ifndef VR_WINDOW_MANAGER_SHELL_RETICLE_H_
-#define VR_WINDOW_MANAGER_SHELL_RETICLE_H_
-
-#include <private/dvr/graphics/shader_program.h>
-#include <private/dvr/types.h>
-
-namespace android {
-namespace dvr {
-
-class Reticle {
- public:
- Reticle();
- ~Reticle();
-
- bool Initialize();
-
- void ShowAt(const mat4& hit_transform, const vec3& color);
- void Hide() { shown_ = false; }
-
- void Draw(const mat4& perspective, const mat4& eye_matrix,
- const mat4& head_matrix);
-
- private:
- bool shown_ = false;
- ShaderProgram program_;
- mat4 transform_;
-
- Reticle(const Reticle&) = delete;
- void operator=(const Reticle&) = delete;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // VR_WINDOW_MANAGER_SHELL_RETICLE_H_
diff --git a/services/vr/vr_window_manager/shell_view.cpp b/services/vr/vr_window_manager/shell_view.cpp
deleted file mode 100644
index 2b53cd6..0000000
--- a/services/vr/vr_window_manager/shell_view.cpp
+++ /dev/null
@@ -1,529 +0,0 @@
-#include "shell_view.h"
-
-#include <EGL/eglext.h>
-#include <GLES3/gl3.h>
-#include <android/input.h>
-#include <binder/IServiceManager.h>
-#include <dvr/graphics.h>
-#include <hardware/hwcomposer2.h>
-#include <inttypes.h>
-#include <log/log.h>
-
-#include "controller_mesh.h"
-#include "texture.h"
-
-namespace android {
-namespace dvr {
-
-namespace {
-
-constexpr uint32_t kPrimaryDisplayId = 1;
-
-const std::string kVertexShader = SHADER0([]() {
- layout(location = 0) in vec4 aPosition;
- layout(location = 1) in vec4 aTexCoord;
- uniform mat4 uViewProjection;
- uniform mat4 uTransform;
-
- out vec2 vTexCoord;
- void main() {
- gl_Position = uViewProjection * uTransform * aPosition;
- vTexCoord = aTexCoord.xy;
- }
-});
-
-const std::string kFragmentShader = SHADER0([]() {
- precision mediump float;
-
- in vec2 vTexCoord;
- uniform sampler2D tex;
- uniform float uAlpha;
-
- out vec4 fragColor;
- void main() {
- fragColor = texture(tex, vTexCoord);
- fragColor.a *= uAlpha;
- }
-});
-
-// This shader provides a dim layer in a given rect. This is intended
-// to indicate the non-interactive region.
-// Texture coordinates between [uCoords.xy, uCoords.zw] are dim, otherwise
-// transparent.
-const std::string kOverlayFragmentShader = SHADER0([]() {
- precision highp float;
-
- in vec2 vTexCoord;
- uniform sampler2D tex;
- uniform vec4 uCoords;
-
- out vec4 fragColor;
- void main() {
- vec4 color = vec4(0, 0, 0, 0);
- if (all(greaterThan(vTexCoord, uCoords.xy)) &&
- all(lessThan(vTexCoord, uCoords.zw))) {
- color = vec4(0, 0, 0, 0.5);
- }
- fragColor = color;
- }
-});
-
-const std::string kControllerFragmentShader = SHADER0([]() {
- precision mediump float;
-
- in vec2 vTexCoord;
-
- out vec4 fragColor;
- void main() { fragColor = vec4(0.8, 0.2, 0.2, 1.0); }
-});
-
-mat4 GetHorizontallyAlignedMatrixFromPose(const Posef& pose) {
- vec3 position = pose.GetPosition();
- quat view_quaternion = pose.GetRotation();
-
- vec3 z = vec3(view_quaternion * vec3(0.0f, 0.0f, 1.0f));
- vec3 y(0.0f, 1.0f, 0.0f);
- vec3 x = y.cross(z);
- x.normalize();
- y = z.cross(x);
-
- mat4 m;
- // clang-format off
- m(0, 0) = x[0]; m(0, 1) = y[0]; m(0, 2) = z[0]; m(0, 3) = position[0];
- m(1, 0) = x[1]; m(1, 1) = y[1]; m(1, 2) = z[1]; m(1, 3) = position[1];
- m(2, 0) = x[2]; m(2, 1) = y[2]; m(2, 2) = z[2]; m(2, 3) = position[2];
- m(3, 0) = 0.0f; m(3, 1) = 0.0f; m(3, 2) = 0.0f; m(3, 3) = 1.0f;
- // clang-format on
-
- return m;
-}
-
-int GetTouchIdForDisplay(uint32_t display) {
- return display == kPrimaryDisplayId ? DVR_VIRTUAL_TOUCHPAD_PRIMARY
- : DVR_VIRTUAL_TOUCHPAD_VIRTUAL;
-}
-
-} // namespace
-
-ShellView::ShellView() {}
-
-ShellView::~ShellView() {}
-
-int ShellView::Initialize() {
- int ret = Application::Initialize();
- if (ret)
- return ret;
-
- virtual_touchpad_.reset(dvrVirtualTouchpadCreate());
- const status_t touchpad_status =
- dvrVirtualTouchpadAttach(virtual_touchpad_.get());
- if (touchpad_status != OK) {
- ALOGE("Failed to connect to virtual touchpad");
- return touchpad_status;
- }
-
- surface_flinger_view_.reset(new SurfaceFlingerView);
- if (!surface_flinger_view_->Initialize(this))
- return 1;
-
- return 0;
-}
-
-int ShellView::AllocateResources() {
- int ret = Application::AllocateResources();
- if (ret)
- return ret;
-
- program_.reset(new ShaderProgram);
- program_->Link(kVertexShader, kFragmentShader);
- overlay_program_.reset(new ShaderProgram);
- overlay_program_->Link(kVertexShader, kOverlayFragmentShader);
- controller_program_.reset(new ShaderProgram);
- controller_program_->Link(kVertexShader, kControllerFragmentShader);
- if (!program_ || !overlay_program_ || !controller_program_)
- return 1;
-
- reticle_.reset(new Reticle());
- if (!reticle_->Initialize())
- return 1;
-
- controller_mesh_.reset(new Mesh<vec3, vec3, vec2>());
- controller_mesh_->SetVertices(kNumControllerMeshVertices,
- kControllerMeshVertices);
-
- for (auto& display : displays_)
- display->SetPrograms(program_.get(), overlay_program_.get());
-
- initialized_ = true;
-
- return 0;
-}
-
-void ShellView::DeallocateResources() {
- {
- std::unique_lock<std::mutex> l(display_frame_mutex_);
- removed_displays_.clear();
- new_displays_.clear();
- displays_.clear();
- }
-
- display_client_.reset();
- reticle_.reset();
- controller_mesh_.reset();
- program_.reset(new ShaderProgram);
- overlay_program_.reset(new ShaderProgram);
- controller_program_.reset(new ShaderProgram);
- Application::DeallocateResources();
-}
-
-void ShellView::EnableDebug(bool debug) {
- QueueTask(debug ? MainThreadTask::EnableDebugMode
- : MainThreadTask::DisableDebugMode);
-}
-
-void ShellView::VrMode(bool mode) {
- QueueTask(mode ? MainThreadTask::EnteringVrMode
- : MainThreadTask::ExitingVrMode);
-}
-
-void ShellView::dumpInternal(String8& result) {
- result.append("[shell]\n");
- result.appendFormat("initialized = %s\n", initialized_ ? "true" : "false");
- result.appendFormat("is_visible = %s\n", is_visible_ ? "true" : "false");
- result.appendFormat("debug_mode = %s\n\n", debug_mode_ ? "true" : "false");
-
- result.append("[displays]\n");
- result.appendFormat("count = %zu\n", displays_.size());
- for (size_t i = 0; i < displays_.size(); ++i) {
- result.appendFormat(" display_id = %" PRId32 "\n", displays_[i]->id());
- result.appendFormat(" size=%fx%f\n",
- displays_[i]->size().x(), displays_[i]->size().y());
- }
-
- result.append("\n");
-}
-
-void ShellView::Set2DMode(bool mode) {
- if (!displays_.empty())
- displays_[0]->set_2dmode(mode);
-}
-
-void ShellView::SetRotation(int angle) {
- mat4 m(Eigen::AngleAxisf(M_PI * -0.5f * angle, vec3::UnitZ()));
- for (auto& d: displays_)
- d->set_rotation(m);
-}
-
-void ShellView::OnDrawFrame() {
- bool visible = false;
-
- {
- std::unique_lock<std::mutex> l(display_frame_mutex_);
-
- // Move any new displays into the list.
- if (!new_displays_.empty()) {
- for (auto& display : new_displays_) {
- display->Recenter(GetHorizontallyAlignedMatrixFromPose(last_pose_));
- display->SetPrograms(program_.get(), overlay_program_.get());
- displays_.emplace_back(display.release());
- }
- new_displays_.clear();
- }
-
- // Remove any old displays from the list now.
- if (!removed_displays_.empty()) {
- for (auto& display : removed_displays_) {
- displays_.erase(std::find_if(
- displays_.begin(), displays_.end(),
- [display](auto& ptr) { return display == ptr.get(); }));
- }
- removed_displays_.clear();
- }
-
- for (auto& display : displays_) {
- display->AdvanceFrame();
- visible = visible || display->visible();
- }
- }
-
- if (!debug_mode_ && visible != is_visible_) {
- SetVisibility(visible);
- }
-
- for (auto& display : displays_) {
- display->OnDrawFrame(surface_flinger_view_.get(), debug_mode_);
- }
-}
-
-void ShellView::OnEndFrame() {
- std::unique_lock<std::mutex> l(display_frame_mutex_);
- for (auto& display : displays_) {
- display->UpdateReleaseFence();
- }
-}
-
-DisplayView* ShellView::FindOrCreateDisplay(uint32_t id) {
- for (auto& display : displays_) {
- if (display->id() == id) {
- return display.get();
- }
- }
-
- // It might be pending addition.
- for (auto& display : new_displays_) {
- if (display->id() == id) {
- return display.get();
- }
- }
-
- auto display = new DisplayView(id, GetTouchIdForDisplay(id));
- // Virtual displays only ever have 2D apps so force it.
- if (id != kPrimaryDisplayId)
- display->set_always_2d(true);
- new_displays_.emplace_back(display);
- return display;
-}
-
-base::unique_fd ShellView::OnFrame(std::unique_ptr<HwcCallback::Frame> frame) {
- std::unique_lock<std::mutex> l(display_frame_mutex_);
- DisplayView* display = FindOrCreateDisplay(frame->display_id());
-
- if (frame->removed()) {
- removed_displays_.push_back(display);
- return base::unique_fd();
- }
-
- bool showing = false;
-
- // This is a temporary fix for now. These APIs will be changed when everything
- // is moved into vrcore.
- // Do this on demand in case vr_flinger crashed and we are reconnecting.
- if (!display_client_.get()) {
- int error = 0;
- display_client_ = DisplayClient::Create(&error);
-
- if (error) {
- ALOGE("Could not connect to display service : %s(%d)", strerror(error),
- error);
- return base::unique_fd();
- }
- }
-
- // TODO(achaulk): change when moved into vrcore.
- bool vr_running = display_client_->IsVrAppRunning();
-
- base::unique_fd fd(
- display->OnFrame(std::move(frame), debug_mode_, vr_running, &showing));
-
- if (showing)
- QueueTask(MainThreadTask::Show);
-
- return fd;
-}
-
-void ShellView::DrawEye(EyeType eye, const mat4& perspective,
- const mat4& eye_matrix, const mat4& head_matrix) {
- if (should_recenter_ && !displays_.empty()) {
- // Position the quad horizontally aligned in the direction the user
- // is facing, effectively taking out head roll.
- displays_[0]->Recenter(GetHorizontallyAlignedMatrixFromPose(last_pose_));
- }
-
- for (auto& display : displays_) {
- if (display->visible()) {
- display->DrawEye(eye, perspective, eye_matrix, head_matrix, fade_value_);
- }
- }
-
- // TODO(alexst): Replicate controller rendering from VR Home.
- // Current approach in the function below is a quick visualization.
- DrawController(perspective, eye_matrix, head_matrix);
-
- DrawReticle(perspective, eye_matrix, head_matrix);
-}
-
-void ShellView::OnVisibilityChanged(bool visible) {
- should_recenter_ = visible;
- Application::OnVisibilityChanged(visible);
-}
-
-bool ShellView::OnClick(bool down) {
- if (down) {
- if (!is_touching_ && active_display_ && active_display_->allow_input()) {
- is_touching_ = true;
- }
- } else {
- is_touching_ = false;
- }
- Touch();
- return true;
-}
-
-void ShellView::DrawReticle(const mat4& perspective, const mat4& eye_matrix,
- const mat4& head_matrix) {
- reticle_->Hide();
-
- vec3 pointer_location = last_pose_.GetPosition();
- quat view_quaternion = last_pose_.GetRotation();
-
- if (shmem_controller_active_) {
- view_quaternion = controller_orientation_;
- vec4 controller_location = controller_translate_ * vec4(0, 0, 0, 1);
- pointer_location = vec3(controller_location.x(), controller_location.y(),
- controller_location.z());
-
- if (shmem_controller_active_) {
- uint64_t buttons = shmem_controller_buttons_;
- shmem_controller_buttons_ = 0;
- while (buttons) {
- switch (buttons & 0xF) {
- case 0x1:
- OnClick(false);
- break;
- case 0x3:
- OnTouchpadButton(false, AMOTION_EVENT_BUTTON_BACK);
- break;
- case 0x4:
- should_recenter_ = true;
- break;
- case 0x9:
- OnClick(true);
- break;
- case 0xB:
- OnTouchpadButton(true, AMOTION_EVENT_BUTTON_BACK);
- break;
- default:
- break;
- }
- buttons >>= 4;
- }
- }
- }
-
- vec3 hit_location;
- active_display_ =
- FindActiveDisplay(pointer_location, view_quaternion, &hit_location);
-
- if (active_display_) {
- reticle_->ShowAt(
- Eigen::Translation3f(hit_location) * view_quaternion.matrix(),
- active_display_->allow_input() ? vec3(1, 0, 0) : vec3(0, 0, 0));
- Touch();
- }
-
- reticle_->Draw(perspective, eye_matrix, head_matrix);
-}
-
-DisplayView* ShellView::FindActiveDisplay(const vec3& position,
- const quat& quaternion,
- vec3* hit_location) {
- vec3 direction = vec3(quaternion * vec3(0, 0, -1));
- vec3 temp_hit;
-
- DisplayView* best_display = nullptr;
- vec3 best_hit;
-
- auto is_better = [&best_hit, &position](DisplayView*, const vec3& hit) {
- return (hit - position).squaredNorm() < (best_hit - position).squaredNorm();
- };
-
- for (auto& display : displays_) {
- if (display->UpdateHitInfo(position, direction, &temp_hit)) {
- if (!best_display || is_better(display.get(), temp_hit)) {
- best_display = display.get();
- best_hit = temp_hit;
- }
- }
- }
-
- if (best_display)
- *hit_location = best_hit;
- return best_display;
-}
-
-void ShellView::DrawController(const mat4& perspective, const mat4& eye_matrix,
- const mat4& head_matrix) {
- if (!shmem_controller_active_)
- return;
-
- controller_program_->Use();
- mat4 mvp = perspective * eye_matrix * head_matrix;
-
- GLint view_projection_location = glGetUniformLocation(
- controller_program_->GetProgram(), "uViewProjection");
- glUniformMatrix4fv(view_projection_location, 1, 0, mvp.data());
-
- quat view_quaternion = controller_orientation_;
- view_quaternion.toRotationMatrix();
-
- vec3 world_pos = last_pose_.GetPosition() + controller_position_;
-
- controller_translate_ =
- Eigen::Translation3f(world_pos.x(), world_pos.y(), world_pos.z());
-
- mat4 transform = controller_translate_ * view_quaternion *
- mat4(Eigen::Scaling<float>(1, 1, 3.0));
- GLint transform_location =
- glGetUniformLocation(controller_program_->GetProgram(), "uTransform");
- glUniformMatrix4fv(transform_location, 1, 0, transform.data());
-
- controller_mesh_->Draw();
-}
-
-void ShellView::Touch() {
- if (!virtual_touchpad_) {
- ALOGE("missing virtual touchpad");
- return;
- }
-
- if (!active_display_)
- return;
-
- const vec2& hit_location = active_display_->hit_location();
- const vec2 size = active_display_->size();
-
- float x = hit_location.x() / size.x();
- float y = hit_location.y() / size.y();
-
- // Device is portrait, but in landscape when in VR.
- // Rotate touch input appropriately.
- const android::status_t status = dvrVirtualTouchpadTouch(
- virtual_touchpad_.get(), active_display_->touchpad_id(),
- x, y, is_touching_ ? 1.0f : 0.0f);
- if (status != OK) {
- ALOGE("touch failed: %d", status);
- }
-}
-
-bool ShellView::OnTouchpadButton(bool down, int button) {
- int buttons = touchpad_buttons_;
- if (down) {
- if (active_display_ && active_display_->allow_input()) {
- buttons |= button;
- }
- } else {
- buttons &= ~button;
- }
- if (buttons == touchpad_buttons_) {
- return true;
- }
- touchpad_buttons_ = buttons;
- if (!virtual_touchpad_) {
- ALOGE("missing virtual touchpad");
- return false;
- }
-
- if (!active_display_)
- return true;
-
- const android::status_t status = dvrVirtualTouchpadButtonState(
- virtual_touchpad_.get(), active_display_->touchpad_id(),
- touchpad_buttons_);
- if (status != OK) {
- ALOGE("touchpad button failed: %d %d", touchpad_buttons_, status);
- }
- return true;
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/services/vr/vr_window_manager/shell_view.h b/services/vr/vr_window_manager/shell_view.h
deleted file mode 100644
index d90e833..0000000
--- a/services/vr/vr_window_manager/shell_view.h
+++ /dev/null
@@ -1,103 +0,0 @@
-#ifndef VR_WINDOW_MANAGER_SHELL_VIEW_H_
-#define VR_WINDOW_MANAGER_SHELL_VIEW_H_
-
-#include <dvr/virtual_touchpad_client.h>
-#include <private/dvr/display_client.h>
-#include <private/dvr/graphics/mesh.h>
-#include <private/dvr/graphics/shader_program.h>
-
-#include <deque>
-
-#include "application.h"
-#include "display_view.h"
-#include "reticle.h"
-#include "shell_view_binder_interface.h"
-#include "surface_flinger_view.h"
-
-namespace android {
-namespace dvr {
-
-class ShellView : public Application,
- public android::dvr::ShellViewBinderInterface,
- public HwcCallback::Client {
- public:
- ShellView();
- virtual ~ShellView();
-
- int Initialize() override;
-
- int AllocateResources() override;
- void DeallocateResources() override;
-
- // ShellViewBinderInterface:
- void EnableDebug(bool debug) override;
- void VrMode(bool mode) override;
- void dumpInternal(String8& result) override;
- void Set2DMode(bool mode) override;
- void SetRotation(int angle) override;
-
-
- protected:
- void DrawEye(EyeType eye, const mat4& perspective, const mat4& eye_matrix,
- const mat4& head_matrix) override;
- void OnDrawFrame() override;
- void OnEndFrame() override;
- void OnVisibilityChanged(bool visible) override;
-
- void DrawReticle(const mat4& perspective, const mat4& eye_matrix,
- const mat4& head_matrix);
- void DrawController(const mat4& perspective, const mat4& eye_matrix,
- const mat4& head_matrix);
-
- void Touch();
- bool OnTouchpadButton(bool down, int button);
-
- bool OnClick(bool down);
-
- DisplayView* FindActiveDisplay(const vec3& position, const quat& quaternion,
- vec3* hit_location);
-
- // HwcCallback::Client:
- base::unique_fd OnFrame(std::unique_ptr<HwcCallback::Frame> frame) override;
- DisplayView* FindOrCreateDisplay(uint32_t id);
-
- std::unique_ptr<ShaderProgram> program_;
- std::unique_ptr<ShaderProgram> overlay_program_;
- std::unique_ptr<ShaderProgram> controller_program_;
-
- std::unique_ptr<SurfaceFlingerView> surface_flinger_view_;
- std::unique_ptr<Reticle> reticle_;
-
- std::unique_ptr<DisplayClient> display_client_;
-
- struct DvrVirtualTouchpadDeleter {
- void operator()(DvrVirtualTouchpad* p) {
- dvrVirtualTouchpadDetach(p);
- dvrVirtualTouchpadDestroy(p);
- }
- };
- std::unique_ptr<DvrVirtualTouchpad, DvrVirtualTouchpadDeleter>
- virtual_touchpad_;
-
- std::unique_ptr<Mesh<vec3, vec3, vec2>> controller_mesh_;
-
- bool is_touching_ = false;
- int touchpad_buttons_ = 0;
-
- std::mutex display_frame_mutex_;
-
- std::vector<std::unique_ptr<DisplayView>> displays_;
- std::vector<std::unique_ptr<DisplayView>> new_displays_;
- std::vector<DisplayView*> removed_displays_;
- DisplayView* active_display_ = nullptr;
-
- mat4 controller_translate_;
-
- ShellView(const ShellView&) = delete;
- void operator=(const ShellView&) = delete;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // VR_WINDOW_MANAGER_SHELL_VIEW_H_
diff --git a/services/vr/vr_window_manager/shell_view_binder_interface.h b/services/vr/vr_window_manager/shell_view_binder_interface.h
deleted file mode 100644
index c66e4a1..0000000
--- a/services/vr/vr_window_manager/shell_view_binder_interface.h
+++ /dev/null
@@ -1,22 +0,0 @@
-#ifndef VR_WINDOW_MANAGER_SHELL_VIEWBINDER_INTERFACE_H_
-#define VR_WINDOW_MANAGER_SHELL_VIEWBINDER_INTERFACE_H_
-
-namespace android {
-namespace dvr {
-
-class ShellViewBinderInterface {
- public:
- ShellViewBinderInterface() {};
- virtual ~ShellViewBinderInterface() {};
-
- virtual void EnableDebug(bool debug) = 0;
- virtual void VrMode(bool mode) = 0;
- virtual void dumpInternal(String8& result) = 0;
- virtual void Set2DMode(bool mode) = 0;
- virtual void SetRotation(int angle) = 0;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // VR_WINDOW_MANAGER_SHELL_VIEWBINDER_INTERFACE_H_
diff --git a/services/vr/vr_window_manager/surface_flinger_view.cpp b/services/vr/vr_window_manager/surface_flinger_view.cpp
deleted file mode 100644
index b41de03..0000000
--- a/services/vr/vr_window_manager/surface_flinger_view.cpp
+++ /dev/null
@@ -1,77 +0,0 @@
-#include "surface_flinger_view.h"
-
-#include <android/dvr/IVrComposer.h>
-#include <binder/IServiceManager.h>
-#include <private/dvr/native_buffer.h>
-
-#include "hwc_callback.h"
-#include "texture.h"
-
-namespace android {
-namespace dvr {
-
-SurfaceFlingerView::SurfaceFlingerView() {}
-
-SurfaceFlingerView::~SurfaceFlingerView() {}
-
-bool SurfaceFlingerView::Initialize(HwcCallback::Client *client) {
- sp<IServiceManager> sm(defaultServiceManager());
- vr_composer_ = interface_cast<IVrComposer>(
- sm->getService(IVrComposer::SERVICE_NAME()));
-
- String8 service_name(IVrComposer::SERVICE_NAME().string());
- if (!vr_composer_.get()) {
- ALOGE("Faild to connect to %s", service_name.c_str());
- return false;
- }
-
- composer_callback_ = new HwcCallback(client);
- binder::Status status = vr_composer_->registerObserver(composer_callback_);
- if (!status.isOk()) {
- ALOGE("Failed to register observer with %s", service_name.c_str());
- return false;
- }
-
- return true;
-}
-
-bool SurfaceFlingerView::GetTextures(const HwcCallback::Frame& frame,
- std::vector<TextureLayer>* texture_layers,
- TextureLayer* ime_layer,
- bool debug, bool skip_first_layer) const {
- auto& layers = frame.layers();
- texture_layers->clear();
-
- size_t start = 0;
- // Skip the second layer if it is from the VR app.
- if (!debug && skip_first_layer) {
- start = 2;
- }
-
- for (size_t i = start; i < layers.size(); ++i) {
- if (!debug && layers[i].should_skip_layer())
- continue;
-
- std::unique_ptr<Texture> texture(new Texture());
- if (!texture->Initialize(layers[i].buffer->getNativeBuffer())) {
- ALOGE("Failed to create texture");
- texture_layers->clear();
- return false;
- }
-
- TextureLayer texture_layer = {
- std::move(texture), layers[i].crop, layers[i].display_frame,
- layers[i].blending, layers[i].alpha,
- };
- if (debug && layers[i].type == HwcCallback::HwcLayer::kInputMethod) {
- *ime_layer = std::move(texture_layer);
- } else {
- texture_layers->emplace_back(std::move(texture_layer));
- }
- }
-
- return true;
-}
-
-} // namespace dvr
-} // namespace android
diff --git a/services/vr/vr_window_manager/surface_flinger_view.h b/services/vr/vr_window_manager/surface_flinger_view.h
deleted file mode 100644
index 1bea38d..0000000
--- a/services/vr/vr_window_manager/surface_flinger_view.h
+++ /dev/null
@@ -1,46 +0,0 @@
-#ifndef APPLICATIONS_EXPERIMENTS_SURFACE_FLINGER_DEMO_SURFACE_FLINGER_VIEW_H_
-#define APPLICATIONS_EXPERIMENTS_SURFACE_FLINGER_DEMO_SURFACE_FLINGER_VIEW_H_
-
-#include <memory>
-
-#include "hwc_callback.h"
-
-namespace android {
-namespace dvr {
-
-class IDisplay;
-class IVrComposer;
-class Texture;
-
-struct TextureLayer {
- std::unique_ptr<Texture> texture;
- Rectf crop;
- Recti display_frame;
- int32_t blending;
- float alpha;
-};
-
-class SurfaceFlingerView {
- public:
- SurfaceFlingerView();
- ~SurfaceFlingerView();
-
- bool Initialize(HwcCallback::Client *client);
-
- bool GetTextures(const HwcCallback::Frame& layers,
- std::vector<TextureLayer>* texture_layers,
- TextureLayer* ime_layer, bool debug,
- bool skip_first_layer) const;
-
- private:
- sp<IVrComposer> vr_composer_;
- sp<HwcCallback> composer_callback_;
-
- SurfaceFlingerView(const SurfaceFlingerView&) = delete;
- void operator=(const SurfaceFlingerView&) = delete;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // APPLICATIONS_EXPERIMENTS_SURFACE_FLINGER_DEMO_SURFACE_FLINGER_VIEW_H_
diff --git a/services/vr/vr_window_manager/texture.cpp b/services/vr/vr_window_manager/texture.cpp
deleted file mode 100644
index 2229efa..0000000
--- a/services/vr/vr_window_manager/texture.cpp
+++ /dev/null
@@ -1,41 +0,0 @@
-#include "texture.h"
-
-#include <GLES/glext.h>
-#include <log/log.h>
-#include <system/window.h>
-
-namespace android {
-namespace dvr {
-
-Texture::Texture() {}
-
-Texture::~Texture() {
- EGLDisplay display = eglGetDisplay(EGL_DEFAULT_DISPLAY);
- if (id_)
- glDeleteTextures(1, &id_);
- if (image_)
- eglDestroyImageKHR(display, image_);
-}
-
-bool Texture::Initialize(ANativeWindowBuffer* buffer) {
- width_ = buffer->width;
- height_ = buffer->height;
-
- EGLDisplay display = eglGetDisplay(EGL_DEFAULT_DISPLAY);
- image_ = eglCreateImageKHR(display, EGL_NO_CONTEXT,
- EGL_NATIVE_BUFFER_ANDROID, buffer, nullptr);
- if (!image_) {
- ALOGE("Failed to create eglImage");
- return false;
- }
-
- glGenTextures(1, &id_);
- glActiveTexture(GL_TEXTURE0);
- glBindTexture(GL_TEXTURE_2D, id_);
- glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, image_);
-
- return true;
-}
-
-} // namespace android
-} // namespace dvr
diff --git a/services/vr/vr_window_manager/texture.h b/services/vr/vr_window_manager/texture.h
deleted file mode 100644
index 9840f19..0000000
--- a/services/vr/vr_window_manager/texture.h
+++ /dev/null
@@ -1,37 +0,0 @@
-#ifndef VR_WINDOW_MANAGER_TEXTURE_H_
-#define VR_WINDOW_MANAGER_TEXTURE_H_
-
-#include <EGL/egl.h>
-#include <EGL/eglext.h>
-#include <GLES/gl.h>
-
-struct ANativeWindowBuffer;
-
-namespace android {
-namespace dvr {
-
-class Texture {
- public:
- explicit Texture();
- ~Texture();
-
- bool Initialize(ANativeWindowBuffer* buffer);
-
- GLuint id() const { return id_; }
- int width() const { return width_; }
- int height() const { return height_; }
-
- private:
- EGLImageKHR image_ = nullptr;
- GLuint id_ = 0;
- int width_ = 0;
- int height_ = 0;
-
- Texture(const Texture&) = delete;
- void operator=(const Texture&) = delete;
-};
-
-} // namespace dvr
-} // namespace android
-
-#endif // VR_WINDOW_MANAGER_TEXTURE_H_
diff --git a/services/vr/vr_window_manager/vr_window_manager.cpp b/services/vr/vr_window_manager/vr_window_manager.cpp
deleted file mode 100644
index dd2cba7..0000000
--- a/services/vr/vr_window_manager/vr_window_manager.cpp
+++ /dev/null
@@ -1,47 +0,0 @@
-#include <binder/IPCThreadState.h>
-#include <binder/IServiceManager.h>
-#include <binder/ProcessState.h>
-#include <hwbinder/IPCThreadState.h>
-#include <impl/vr_hwc.h>
-
-#include "shell_view.h"
-#include "vr_window_manager_binder.h"
-
-using namespace android;
-using namespace android::dvr;
-
-int main(int /* argc */, char** /* argv */) {
- android::ProcessState::self()->startThreadPool();
-
- // ShellView needs to be created after vr_hwcomposer.
- android::dvr::ShellView app;
- const int app_status = app.Initialize();
- LOG_ALWAYS_FATAL_IF(app_status != 0, "failed to initialize: %d", app_status);
-
- // Create vr_wm_binder.
- android::sp<android::service::vr::VrWindowManagerBinder> vr_wm_binder =
- new android::service::vr::VrWindowManagerBinder(app);
- const int status = vr_wm_binder->Initialize();
- LOG_ALWAYS_FATAL_IF(status != 0, "initialization failed: %d", status);
-
- android::sp<android::IServiceManager> sm(android::defaultServiceManager());
- const android::status_t vr_wm_binder_status = sm->addService(
- android::service::vr::VrWindowManagerBinder::SERVICE_NAME(),
- vr_wm_binder, false /*allowIsolated*/);
- LOG_ALWAYS_FATAL_IF(vr_wm_binder_status != android::OK,
- "vr_wm_binder service not added: %d",
- static_cast<int>(vr_wm_binder_status));
-
- app.SetControllerDataProvider(vr_wm_binder.get());
-
- android::hardware::ProcessState::self()->startThreadPool();
-
- while (true) {
- app.DrawFrame();
- }
-
- android::hardware::IPCThreadState::self()->joinThreadPool();
- android::IPCThreadState::self()->joinThreadPool();
-
- return 0;
-}
diff --git a/services/vr/vr_window_manager/vr_window_manager_binder.cpp b/services/vr/vr_window_manager/vr_window_manager_binder.cpp
deleted file mode 100644
index fdcb8b2..0000000
--- a/services/vr/vr_window_manager/vr_window_manager_binder.cpp
+++ /dev/null
@@ -1,167 +0,0 @@
-#include "vr_window_manager_binder.h"
-
-#include <inttypes.h>
-#include <sys/mman.h>
-
-#include <binder/IPCThreadState.h>
-#include <binder/PermissionCache.h>
-#include <binder/Status.h>
-#include <cutils/log.h>
-#include <private/android_filesystem_config.h>
-#include <utils/Errors.h>
-
-namespace android {
-namespace service {
-namespace vr {
-
-namespace {
-const String16 kDumpPermission("android.permission.DUMP");
-const String16 kSendMeControllerInputPermission(
- "android.permission.RESTRICTED_VR_ACCESS");
-} // anonymous namespace
-
-constexpr size_t AshmemControllerDataProvider::kRegionLength;
-
-status_t AshmemControllerDataProvider::Connect(const int in_fd) {
- if (in_fd < 0) {
- return BAD_VALUE;
- }
- if (fd_.get() >= 0) {
- // The VrCore is dead. Long live the VrCore.
- Disconnect();
- }
- void* const shared_region =
- ::mmap(nullptr, kRegionLength, PROT_READ, MAP_SHARED, in_fd, 0);
- if (shared_region == MAP_FAILED) {
- shared_region_ = nullptr;
- return NO_MEMORY;
- }
-
- errno = 0;
- const int fd = ::fcntl(in_fd, F_DUPFD_CLOEXEC, 0);
- if (fd < 0) {
- ::munmap(shared_region, kRegionLength);
- return -errno;
- }
- fd_.reset(fd);
- ALOGI("controller connected %d -> %d @ %p", in_fd, fd, shared_region);
-
- std::lock_guard<std::mutex> guard(mutex_);
- shared_region_ = shared_region;
- return OK;
-}
-
-status_t AshmemControllerDataProvider::Disconnect() {
- if (shared_region_ == nullptr || fd_.get() < 0) {
- return INVALID_OPERATION;
- }
- std::lock_guard<std::mutex> guard(mutex_);
- ::munmap(shared_region_, kRegionLength);
- shared_region_ = nullptr;
- fd_.reset();
- ALOGI("controller disconnected");
- return OK;
-}
-
-const void* AshmemControllerDataProvider::LockControllerData() {
- mutex_.lock();
- if (!shared_region_) {
- mutex_.unlock();
- return nullptr;
- }
- return shared_region_;
-}
-
-void AshmemControllerDataProvider::UnlockControllerData() { mutex_.unlock(); }
-
-void AshmemControllerDataProvider::dumpInternal(String8& result) {
- result.appendFormat("[controller]\nfd = %d\n", fd_.get());
- if (shared_region_) {
- int32_t* p = reinterpret_cast<int32_t*>(shared_region_);
- result.appendFormat("header = ");
- for (int i = 0; i < 8; ++i) {
- result.appendFormat("%c 0x%08" PRIX32, i ? ',' : '[', p[i]);
- }
- result.appendFormat(" ]\n\n");
- }
-}
-
-int VrWindowManagerBinder::Initialize() { return 0; }
-
-binder::Status VrWindowManagerBinder::connectController(
- const ::android::base::unique_fd& in_fd) {
- // TODO(kpschoedel): check permission
-#if 0
- int32_t pid, uid;
- if (!PermissionCache::checkCallingPermission(kSendMeControllerInputPermission,
- &pid, &uid)) {
- ALOGE("permission denied to pid=%" PRId32 " uid=%" PRId32, pid, uid);
- return binder::Status::fromStatusT(PERMISSION_DENIED);
- }
-#endif
- return binder::Status::fromStatusT(Connect(in_fd.get()));
-}
-
-binder::Status VrWindowManagerBinder::disconnectController() {
- // TODO(kpschoedel): check permission
-#if 0
- int32_t pid, uid;
- if (!PermissionCache::checkCallingPermission(kSendMeControllerInputPermission,
- &pid, &uid)) {
- ALOGE("permission denied to pid=%" PRId32 " uid=%" PRId32, pid, uid);
- return binder::Status::fromStatusT(PERMISSION_DENIED);
- }
-#endif
- return binder::Status::fromStatusT(Disconnect());
-}
-
-binder::Status VrWindowManagerBinder::enterVrMode() {
- // TODO(kpschoedel): check permission
- app_.VrMode(true);
- return binder::Status::ok();
-}
-
-binder::Status VrWindowManagerBinder::exitVrMode() {
- // TODO(kpschoedel): check permission
- app_.VrMode(false);
- return binder::Status::ok();
-}
-
-binder::Status VrWindowManagerBinder::setDebugMode(int32_t mode) {
- // TODO(kpschoedel): check permission
- app_.EnableDebug(static_cast<bool>(mode));
- return binder::Status::ok();
-}
-
-binder::Status VrWindowManagerBinder::set2DMode(int32_t mode) {
- app_.Set2DMode(static_cast<bool>(mode));
- return binder::Status::ok();
-}
-
-binder::Status VrWindowManagerBinder::setRotation(int32_t angle) {
- app_.SetRotation(angle);
- return binder::Status::ok();
-}
-
-status_t VrWindowManagerBinder::dump(
- int fd, const Vector<String16>& args [[gnu::unused]]) {
- String8 result;
- const android::IPCThreadState* ipc = android::IPCThreadState::self();
- const pid_t pid = ipc->getCallingPid();
- const uid_t uid = ipc->getCallingUid();
- if ((uid != AID_SHELL) &&
- !PermissionCache::checkPermission(kDumpPermission, pid, uid)) {
- result.appendFormat("Permission denial: can't dump " LOG_TAG
- " from pid=%d, uid=%d\n",
- pid, uid);
- } else {
- app_.dumpInternal(result);
- AshmemControllerDataProvider::dumpInternal(result);
- }
- write(fd, result.string(), result.size());
- return OK;
-}
-
-} // namespace vr
-} // namespace service
-} // namespace android
diff --git a/services/vr/vr_window_manager/vr_window_manager_binder.h b/services/vr/vr_window_manager/vr_window_manager_binder.h
deleted file mode 100644
index 9d0f0b2..0000000
--- a/services/vr/vr_window_manager/vr_window_manager_binder.h
+++ /dev/null
@@ -1,79 +0,0 @@
-#ifndef VR_WINDOW_MANAGER_VR_WINDOW_MANAGER_BINDER_H_
-#define VR_WINDOW_MANAGER_VR_WINDOW_MANAGER_BINDER_H_
-
-#include <android/service/vr/BnVrWindowManager.h>
-
-#include <mutex>
-
-#include "controller_data_provider.h"
-#include "shell_view_binder_interface.h"
-
-namespace android {
-namespace service {
-namespace vr {
-
-class AshmemControllerDataProvider : public dvr::ControllerDataProvider {
- public:
- AshmemControllerDataProvider() {}
- virtual ~AshmemControllerDataProvider() {}
-
- status_t Connect(int fd);
- status_t Disconnect();
-
- // ControllerDataProvider:
- const void* LockControllerData() override;
- void UnlockControllerData() override;
-
- protected:
- void dumpInternal(String8& result);
-
- private:
- static constexpr size_t kRegionLength = 8192; // TODO(kpschoedel)
- ::android::base::unique_fd fd_;
-
- // Mutex for guarding shared_region_.
- std::mutex mutex_;
- void* shared_region_ = nullptr;
-
- AshmemControllerDataProvider(const AshmemControllerDataProvider&) = delete;
- void operator=(const AshmemControllerDataProvider&) = delete;
-};
-
-class VrWindowManagerBinder : public BnVrWindowManager,
- public AshmemControllerDataProvider {
- public:
- VrWindowManagerBinder(android::dvr::ShellViewBinderInterface& app)
- : app_(app) {}
- virtual ~VrWindowManagerBinder() {}
-
- // Must be called before clients can connect.
- // Returns 0 if initialization is successful.
- int Initialize();
- static char const* getServiceName() { return "vr_window_manager"; }
-
- protected:
- // Implements IVrWindowManagerBinder.
- ::android::binder::Status connectController(
- const ::android::base::unique_fd& fd) override;
- ::android::binder::Status disconnectController() override;
- ::android::binder::Status enterVrMode() override;
- ::android::binder::Status exitVrMode() override;
- ::android::binder::Status setDebugMode(int32_t mode) override;
- ::android::binder::Status set2DMode(int32_t mode) override;
- ::android::binder::Status setRotation(int32_t angle) override;
-
- // Implements BBinder::dump().
- status_t dump(int fd, const Vector<String16>& args) override;
-
- private:
- android::dvr::ShellViewBinderInterface& app_;
-
- VrWindowManagerBinder(const VrWindowManagerBinder&) = delete;
- void operator=(const VrWindowManagerBinder&) = delete;
-};
-
-} // namespace vr
-} // namespace service
-} // namespace android
-
-#endif // VR_WINDOW_MANAGER_VR_WINDOW_MANAGER_BINDER_H_
diff --git a/services/vr/vr_window_manager/vr_window_manager_binder_test.cpp b/services/vr/vr_window_manager/vr_window_manager_binder_test.cpp
deleted file mode 100644
index f43e803..0000000
--- a/services/vr/vr_window_manager/vr_window_manager_binder_test.cpp
+++ /dev/null
@@ -1,29 +0,0 @@
-#include <binder/IPCThreadState.h>
-#include <binder/IServiceManager.h>
-#include <binder/ProcessState.h>
-#include <cutils/log.h>
-
-#include "vr_window_manager_binder.h"
-
-int main() {
- ALOGI("Starting");
- android::service::vr::VrWindowManagerBinder service;
- const int status = service.Initialize();
- LOG_ALWAYS_FATAL_IF(status != 0, "initialization failed: %d", status);
-
- signal(SIGPIPE, SIG_IGN);
- android::sp<android::ProcessState> ps(android::ProcessState::self());
- ps->setThreadPoolMaxThreadCount(4);
- ps->startThreadPool();
- ps->giveThreadPoolName();
-
- android::sp<android::IServiceManager> sm(android::defaultServiceManager());
- const android::status_t service_status = sm->addService(
- android::service::vr::VrWindowManagerBinder::SERVICE_NAME(), &service,
- false /*allowIsolated*/);
- LOG_ALWAYS_FATAL_IF(service_status != android::OK, "service not added: %d",
- static_cast<int>(service_status));
-
- android::IPCThreadState::self()->joinThreadPool();
- return 0;
-}
diff --git a/services/vr/vr_window_manager/vr_wm.rc b/services/vr/vr_window_manager/vr_wm.rc
deleted file mode 100644
index e515bb7..0000000
--- a/services/vr/vr_window_manager/vr_wm.rc
+++ /dev/null
@@ -1,5 +0,0 @@
-service vr_wm /system/bin/vr_wm
- class core
- user system
- group system graphics input
- writepid /dev/cpuset/system/tasks
diff --git a/services/vr/vr_window_manager/vr_wm_ctl.cpp b/services/vr/vr_window_manager/vr_wm_ctl.cpp
deleted file mode 100644
index 758e02b..0000000
--- a/services/vr/vr_window_manager/vr_wm_ctl.cpp
+++ /dev/null
@@ -1,52 +0,0 @@
-#include <android/service/vr/BpVrWindowManager.h>
-#include <binder/IPCThreadState.h>
-#include <binder/IServiceManager.h>
-#include <binder/ProcessState.h>
-#include <inttypes.h>
-
-void usage() { fprintf(stderr, "usage: vr_wm_ctl [enter|exit|debug N]\n"); }
-
-int report(const android::binder::Status& status) {
- if (status.isOk()) {
- fprintf(stderr, "ok\n");
- return 0;
- }
- fprintf(stderr, "failed (%" PRId32 ") %s\n", status.exceptionCode(),
- status.exceptionMessage().string());
- return (int)status.exceptionCode();
-}
-
-int main(int argc, char* argv[]) {
- android::sp<android::IServiceManager> sm(android::defaultServiceManager());
- if (sm == nullptr) {
- fprintf(stderr, "service manager not found\n");
- exit(1);
- }
-
- android::sp<android::service::vr::IVrWindowManager> vrwm =
- android::interface_cast<android::service::vr::IVrWindowManager>(
- sm->getService(
- android::service::vr::IVrWindowManager::SERVICE_NAME()));
- if (vrwm == nullptr) {
- fprintf(stderr, "service not found\n");
- exit(1);
- }
-
- android::binder::Status status;
- if ((argc == 2) && (strcmp(argv[1], "enter") == 0)) {
- exit(report(vrwm->enterVrMode()));
- } else if ((argc == 2) && (strcmp(argv[1], "exit") == 0)) {
- exit(report(vrwm->exitVrMode()));
- } else if ((argc == 3) && (strcmp(argv[1], "debug") == 0)) {
- exit(report(vrwm->setDebugMode(atoi(argv[2]))));
- } else if ((argc == 3) && (strcmp(argv[1], "2d") == 0)) {
- exit(report(vrwm->set2DMode(atoi(argv[2]))));
- } else if ((argc == 3) && (strcmp(argv[1], "rotate") == 0)) {
- exit(report(vrwm->setRotation(atoi(argv[2]))));
- } else {
- usage();
- exit(2);
- }
-
- return 0;
-}
diff --git a/vulkan/libvulkan/driver.cpp b/vulkan/libvulkan/driver.cpp
index f2cd8e6..6f425f5 100644
--- a/vulkan/libvulkan/driver.cpp
+++ b/vulkan/libvulkan/driver.cpp
@@ -39,9 +39,6 @@
android_namespace_t* android_get_exported_namespace(const char*);
}
-// Set to true to enable exposing unratified extensions for development
-static const bool kEnableUnratifiedExtensions = false;
-
// #define ENABLE_ALLOC_CALLSTACKS 1
#if ENABLE_ALLOC_CALLSTACKS
#include <utils/CallStack.h>
@@ -717,12 +714,9 @@
loader_extensions.push_back({
VK_EXT_SWAPCHAIN_COLOR_SPACE_EXTENSION_NAME,
VK_EXT_SWAPCHAIN_COLOR_SPACE_SPEC_VERSION});
-
- if (kEnableUnratifiedExtensions) {
- loader_extensions.push_back({
- VK_KHR_GET_SURFACE_CAPABILITIES_2_EXTENSION_NAME,
- VK_KHR_GET_SURFACE_CAPABILITIES_2_SPEC_VERSION});
- }
+ loader_extensions.push_back({
+ VK_KHR_GET_SURFACE_CAPABILITIES_2_EXTENSION_NAME,
+ VK_KHR_GET_SURFACE_CAPABILITIES_2_SPEC_VERSION});
static const VkExtensionProperties loader_debug_report_extension = {
VK_EXT_DEBUG_REPORT_EXTENSION_NAME, VK_EXT_DEBUG_REPORT_SPEC_VERSION,
@@ -818,15 +812,12 @@
VK_KHR_INCREMENTAL_PRESENT_EXTENSION_NAME,
VK_KHR_INCREMENTAL_PRESENT_SPEC_VERSION});
- if (kEnableUnratifiedExtensions) {
- // conditionally add shared_presentable_image if supportable
- VkPhysicalDevicePresentationPropertiesANDROID presentation_properties;
- if (QueryPresentationProperties(physicalDevice, &presentation_properties) &&
- presentation_properties.sharedImage) {
- loader_extensions.push_back({
- VK_KHR_SHARED_PRESENTABLE_IMAGE_EXTENSION_NAME,
- VK_KHR_SHARED_PRESENTABLE_IMAGE_SPEC_VERSION});
- }
+ VkPhysicalDevicePresentationPropertiesANDROID presentation_properties;
+ if (QueryPresentationProperties(physicalDevice, &presentation_properties) &&
+ presentation_properties.sharedImage) {
+ loader_extensions.push_back({
+ VK_KHR_SHARED_PRESENTABLE_IMAGE_EXTENSION_NAME,
+ VK_KHR_SHARED_PRESENTABLE_IMAGE_SPEC_VERSION});
}
// conditionally add VK_GOOGLE_display_timing if present timestamps are
@@ -887,6 +878,19 @@
const VkAllocationCallbacks& data_allocator =
(pAllocator) ? *pAllocator : GetDefaultAllocator();
+ if (pCreateInfo->pApplicationInfo &&
+ pCreateInfo->pApplicationInfo->apiVersion >= VK_MAKE_VERSION(1, 1, 0)) {
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wold-style-cast"
+ ALOGI(
+ "Requested Vulkan instance version %d.%d is greater than max "
+ "supported version (1.0)",
+ VK_VERSION_MAJOR(pCreateInfo->pApplicationInfo->apiVersion),
+ VK_VERSION_MINOR(pCreateInfo->pApplicationInfo->apiVersion));
+#pragma clang diagnostic pop
+ return VK_ERROR_INCOMPATIBLE_DRIVER;
+ }
+
CreateInfoWrapper wrapper(*pCreateInfo, data_allocator);
VkResult result = wrapper.Validate();
if (result != VK_SUCCESS)
