| /* |
| ** Copyright 2007, 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 <ctype.h> |
| #include <stdlib.h> |
| #include <string.h> |
| |
| #include <hardware/gralloc.h> |
| #include <system/window.h> |
| |
| #include <EGL/egl.h> |
| #include <EGL/eglext.h> |
| #include <GLES/gl.h> |
| #include <GLES/glext.h> |
| |
| #include <cutils/log.h> |
| #include <cutils/atomic.h> |
| #include <cutils/properties.h> |
| #include <cutils/memory.h> |
| |
| #include <utils/KeyedVector.h> |
| #include <utils/SortedVector.h> |
| #include <utils/String8.h> |
| |
| #include "egl_impl.h" |
| #include "egl_tls.h" |
| #include "glesv2dbg.h" |
| #include "hooks.h" |
| |
| #include "egl_display.h" |
| #include "egl_impl.h" |
| #include "egl_object.h" |
| #include "egl_tls.h" |
| |
| using namespace android; |
| |
| // ---------------------------------------------------------------------------- |
| |
| static char const * const sVendorString = "Android"; |
| static char const * const sVersionString = "1.4 Android META-EGL"; |
| static char const * const sClientApiString = "OpenGL ES"; |
| static char const * const sExtensionString = |
| "EGL_KHR_image " |
| "EGL_KHR_image_base " |
| "EGL_KHR_image_pixmap " |
| "EGL_KHR_gl_texture_2D_image " |
| "EGL_KHR_gl_texture_cubemap_image " |
| "EGL_KHR_gl_renderbuffer_image " |
| "EGL_KHR_fence_sync " |
| "EGL_ANDROID_image_native_buffer " |
| "EGL_ANDROID_swap_rectangle " |
| ; |
| |
| struct extention_map_t { |
| const char* name; |
| __eglMustCastToProperFunctionPointerType address; |
| }; |
| |
| static const extention_map_t sExtentionMap[] = { |
| { "eglLockSurfaceKHR", |
| (__eglMustCastToProperFunctionPointerType)&eglLockSurfaceKHR }, |
| { "eglUnlockSurfaceKHR", |
| (__eglMustCastToProperFunctionPointerType)&eglUnlockSurfaceKHR }, |
| { "eglCreateImageKHR", |
| (__eglMustCastToProperFunctionPointerType)&eglCreateImageKHR }, |
| { "eglDestroyImageKHR", |
| (__eglMustCastToProperFunctionPointerType)&eglDestroyImageKHR }, |
| { "eglSetSwapRectangleANDROID", |
| (__eglMustCastToProperFunctionPointerType)&eglSetSwapRectangleANDROID }, |
| }; |
| |
| // accesses protected by sExtensionMapMutex |
| static DefaultKeyedVector<String8, __eglMustCastToProperFunctionPointerType> sGLExtentionMap; |
| static int sGLExtentionSlot = 0; |
| static pthread_mutex_t sExtensionMapMutex = PTHREAD_MUTEX_INITIALIZER; |
| |
| static void(*findProcAddress(const char* name, |
| const extention_map_t* map, size_t n))() { |
| for (uint32_t i=0 ; i<n ; i++) { |
| if (!strcmp(name, map[i].name)) { |
| return map[i].address; |
| } |
| } |
| return NULL; |
| } |
| |
| // ---------------------------------------------------------------------------- |
| |
| template<typename T> |
| static __attribute__((noinline)) |
| int binarySearch(T const sortedArray[], int first, int last, T key) { |
| while (first <= last) { |
| int mid = (first + last) / 2; |
| if (sortedArray[mid] < key) { |
| first = mid + 1; |
| } else if (key < sortedArray[mid]) { |
| last = mid - 1; |
| } else { |
| return mid; |
| } |
| } |
| return -1; |
| } |
| |
| // ---------------------------------------------------------------------------- |
| |
| namespace android { |
| extern void setGLHooksThreadSpecific(gl_hooks_t const *value); |
| extern EGLBoolean egl_init_drivers(); |
| extern const __eglMustCastToProperFunctionPointerType gExtensionForwarders[MAX_NUMBER_OF_GL_EXTENSIONS]; |
| extern int gEGLDebugLevel; |
| extern gl_hooks_t gHooksTrace; |
| extern gl_hooks_t gHooksDebug; |
| } // namespace android; |
| |
| // ---------------------------------------------------------------------------- |
| |
| static inline void clearError() { egl_tls_t::clearError(); } |
| static inline EGLContext getContext() { return egl_tls_t::getContext(); } |
| |
| // ---------------------------------------------------------------------------- |
| |
| EGLDisplay eglGetDisplay(EGLNativeDisplayType display) |
| { |
| clearError(); |
| |
| uint32_t index = uint32_t(display); |
| if (index >= NUM_DISPLAYS) { |
| return setError(EGL_BAD_PARAMETER, EGL_NO_DISPLAY); |
| } |
| |
| if (egl_init_drivers() == EGL_FALSE) { |
| return setError(EGL_BAD_PARAMETER, EGL_NO_DISPLAY); |
| } |
| |
| EGLDisplay dpy = egl_display_t::getFromNativeDisplay(display); |
| return dpy; |
| } |
| |
| // ---------------------------------------------------------------------------- |
| // Initialization |
| // ---------------------------------------------------------------------------- |
| |
| EGLBoolean eglInitialize(EGLDisplay dpy, EGLint *major, EGLint *minor) |
| { |
| clearError(); |
| |
| egl_display_t * const dp = get_display(dpy); |
| if (!dp) return setError(EGL_BAD_DISPLAY, EGL_FALSE); |
| |
| EGLBoolean res = dp->initialize(major, minor); |
| |
| return res; |
| } |
| |
| EGLBoolean eglTerminate(EGLDisplay dpy) |
| { |
| // NOTE: don't unload the drivers b/c some APIs can be called |
| // after eglTerminate() has been called. eglTerminate() only |
| // terminates an EGLDisplay, not a EGL itself. |
| |
| clearError(); |
| |
| egl_display_t* const dp = get_display(dpy); |
| if (!dp) return setError(EGL_BAD_DISPLAY, EGL_FALSE); |
| |
| EGLBoolean res = dp->terminate(); |
| |
| return res; |
| } |
| |
| // ---------------------------------------------------------------------------- |
| // configuration |
| // ---------------------------------------------------------------------------- |
| |
| EGLBoolean eglGetConfigs( EGLDisplay dpy, |
| EGLConfig *configs, |
| EGLint config_size, EGLint *num_config) |
| { |
| clearError(); |
| |
| egl_display_t const * const dp = validate_display(dpy); |
| if (!dp) return EGL_FALSE; |
| |
| GLint numConfigs = dp->numTotalConfigs; |
| if (!configs) { |
| *num_config = numConfigs; |
| return EGL_TRUE; |
| } |
| |
| GLint n = 0; |
| for (intptr_t i=0 ; i<dp->numTotalConfigs && config_size ; i++) { |
| *configs++ = EGLConfig(i); |
| config_size--; |
| n++; |
| } |
| |
| *num_config = n; |
| return EGL_TRUE; |
| } |
| |
| EGLBoolean eglChooseConfig( EGLDisplay dpy, const EGLint *attrib_list, |
| EGLConfig *configs, EGLint config_size, |
| EGLint *num_config) |
| { |
| clearError(); |
| |
| egl_display_t const * const dp = validate_display(dpy); |
| if (!dp) return EGL_FALSE; |
| |
| if (num_config==0) { |
| return setError(EGL_BAD_PARAMETER, EGL_FALSE); |
| } |
| |
| EGLint n; |
| EGLBoolean res = EGL_FALSE; |
| *num_config = 0; |
| |
| |
| // It is unfortunate, but we need to remap the EGL_CONFIG_IDs, |
| // to do this, we have to go through the attrib_list array once |
| // to figure out both its size and if it contains an EGL_CONFIG_ID |
| // key. If so, the full array is copied and patched. |
| // NOTE: we assume that there can be only one occurrence |
| // of EGL_CONFIG_ID. |
| |
| EGLint patch_index = -1; |
| GLint attr; |
| size_t size = 0; |
| if (attrib_list) { |
| while ((attr=attrib_list[size]) != EGL_NONE) { |
| if (attr == EGL_CONFIG_ID) |
| patch_index = size; |
| size += 2; |
| } |
| } |
| if (patch_index >= 0) { |
| size += 2; // we need copy the sentinel as well |
| EGLint* new_list = (EGLint*)malloc(size*sizeof(EGLint)); |
| if (new_list == 0) |
| return setError(EGL_BAD_ALLOC, EGL_FALSE); |
| memcpy(new_list, attrib_list, size*sizeof(EGLint)); |
| |
| // patch the requested EGL_CONFIG_ID |
| bool found = false; |
| EGLConfig ourConfig(0); |
| EGLint& configId(new_list[patch_index+1]); |
| for (intptr_t i=0 ; i<dp->numTotalConfigs ; i++) { |
| if (dp->configs[i].configId == configId) { |
| ourConfig = EGLConfig(i); |
| configId = dp->configs[i].implConfigId; |
| found = true; |
| break; |
| } |
| } |
| |
| egl_connection_t* const cnx = &gEGLImpl[dp->configs[intptr_t(ourConfig)].impl]; |
| if (found && cnx->dso) { |
| // and switch to the new list |
| attrib_list = const_cast<const EGLint *>(new_list); |
| |
| // At this point, the only configuration that can match is |
| // dp->configs[i][index], however, we don't know if it would be |
| // rejected because of the other attributes, so we do have to call |
| // cnx->egl.eglChooseConfig() -- but we don't have to loop |
| // through all the EGLimpl[]. |
| // We also know we can only get a single config back, and we know |
| // which one. |
| |
| res = cnx->egl.eglChooseConfig( |
| dp->disp[ dp->configs[intptr_t(ourConfig)].impl ].dpy, |
| attrib_list, configs, config_size, &n); |
| if (res && n>0) { |
| // n has to be 0 or 1, by construction, and we already know |
| // which config it will return (since there can be only one). |
| if (configs) { |
| configs[0] = ourConfig; |
| } |
| *num_config = 1; |
| } |
| } |
| |
| free(const_cast<EGLint *>(attrib_list)); |
| return res; |
| } |
| |
| |
| for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) { |
| egl_connection_t* const cnx = &gEGLImpl[i]; |
| if (cnx->dso) { |
| if (cnx->egl.eglChooseConfig( |
| dp->disp[i].dpy, attrib_list, configs, config_size, &n)) { |
| if (configs) { |
| // now we need to convert these client EGLConfig to our |
| // internal EGLConfig format. |
| // This is done in O(n Log(n)) time. |
| for (int j=0 ; j<n ; j++) { |
| egl_config_t key(i, configs[j]); |
| intptr_t index = binarySearch<egl_config_t>( |
| dp->configs, 0, dp->numTotalConfigs, key); |
| if (index >= 0) { |
| configs[j] = EGLConfig(index); |
| } else { |
| return setError(EGL_BAD_CONFIG, EGL_FALSE); |
| } |
| } |
| configs += n; |
| config_size -= n; |
| } |
| *num_config += n; |
| res = EGL_TRUE; |
| } |
| } |
| } |
| return res; |
| } |
| |
| EGLBoolean eglGetConfigAttrib(EGLDisplay dpy, EGLConfig config, |
| EGLint attribute, EGLint *value) |
| { |
| clearError(); |
| |
| egl_display_t const* dp = 0; |
| egl_connection_t* cnx = validate_display_config(dpy, config, dp); |
| if (!cnx) return EGL_FALSE; |
| |
| if (attribute == EGL_CONFIG_ID) { |
| *value = dp->configs[intptr_t(config)].configId; |
| return EGL_TRUE; |
| } |
| return cnx->egl.eglGetConfigAttrib( |
| dp->disp[ dp->configs[intptr_t(config)].impl ].dpy, |
| dp->configs[intptr_t(config)].config, attribute, value); |
| } |
| |
| // ---------------------------------------------------------------------------- |
| // surfaces |
| // ---------------------------------------------------------------------------- |
| |
| EGLSurface eglCreateWindowSurface( EGLDisplay dpy, EGLConfig config, |
| NativeWindowType window, |
| const EGLint *attrib_list) |
| { |
| clearError(); |
| |
| egl_display_t const* dp = 0; |
| egl_connection_t* cnx = validate_display_config(dpy, config, dp); |
| if (cnx) { |
| EGLDisplay iDpy = dp->disp[ dp->configs[intptr_t(config)].impl ].dpy; |
| EGLConfig iConfig = dp->configs[intptr_t(config)].config; |
| EGLint format; |
| |
| // set the native window's buffers format to match this config |
| if (cnx->egl.eglGetConfigAttrib(iDpy, |
| iConfig, EGL_NATIVE_VISUAL_ID, &format)) { |
| if (format != 0) { |
| native_window_set_buffers_geometry(window, 0, 0, format); |
| } |
| } |
| |
| EGLSurface surface = cnx->egl.eglCreateWindowSurface( |
| iDpy, iConfig, window, attrib_list); |
| if (surface != EGL_NO_SURFACE) { |
| egl_surface_t* s = new egl_surface_t(dpy, config, window, surface, |
| dp->configs[intptr_t(config)].impl, cnx); |
| return s; |
| } |
| } |
| return EGL_NO_SURFACE; |
| } |
| |
| EGLSurface eglCreatePixmapSurface( EGLDisplay dpy, EGLConfig config, |
| NativePixmapType pixmap, |
| const EGLint *attrib_list) |
| { |
| clearError(); |
| |
| egl_display_t const* dp = 0; |
| egl_connection_t* cnx = validate_display_config(dpy, config, dp); |
| if (cnx) { |
| EGLSurface surface = cnx->egl.eglCreatePixmapSurface( |
| dp->disp[ dp->configs[intptr_t(config)].impl ].dpy, |
| dp->configs[intptr_t(config)].config, pixmap, attrib_list); |
| if (surface != EGL_NO_SURFACE) { |
| egl_surface_t* s = new egl_surface_t(dpy, config, NULL, surface, |
| dp->configs[intptr_t(config)].impl, cnx); |
| return s; |
| } |
| } |
| return EGL_NO_SURFACE; |
| } |
| |
| EGLSurface eglCreatePbufferSurface( EGLDisplay dpy, EGLConfig config, |
| const EGLint *attrib_list) |
| { |
| clearError(); |
| |
| egl_display_t const* dp = 0; |
| egl_connection_t* cnx = validate_display_config(dpy, config, dp); |
| if (cnx) { |
| EGLSurface surface = cnx->egl.eglCreatePbufferSurface( |
| dp->disp[ dp->configs[intptr_t(config)].impl ].dpy, |
| dp->configs[intptr_t(config)].config, attrib_list); |
| if (surface != EGL_NO_SURFACE) { |
| egl_surface_t* s = new egl_surface_t(dpy, config, NULL, surface, |
| dp->configs[intptr_t(config)].impl, cnx); |
| return s; |
| } |
| } |
| return EGL_NO_SURFACE; |
| } |
| |
| EGLBoolean eglDestroySurface(EGLDisplay dpy, EGLSurface surface) |
| { |
| clearError(); |
| |
| egl_display_t const * const dp = validate_display(dpy); |
| if (!dp) return EGL_FALSE; |
| |
| SurfaceRef _s(surface); |
| if (!_s.get()) |
| return setError(EGL_BAD_SURFACE, EGL_FALSE); |
| |
| egl_surface_t * const s = get_surface(surface); |
| EGLBoolean result = s->cnx->egl.eglDestroySurface( |
| dp->disp[s->impl].dpy, s->surface); |
| if (result == EGL_TRUE) { |
| if (s->win != NULL) { |
| native_window_set_buffers_geometry(s->win.get(), 0, 0, 0); |
| } |
| _s.terminate(); |
| } |
| return result; |
| } |
| |
| EGLBoolean eglQuerySurface( EGLDisplay dpy, EGLSurface surface, |
| EGLint attribute, EGLint *value) |
| { |
| clearError(); |
| |
| egl_display_t const * const dp = validate_display(dpy); |
| if (!dp) return EGL_FALSE; |
| |
| SurfaceRef _s(surface); |
| if (!_s.get()) |
| return setError(EGL_BAD_SURFACE, EGL_FALSE); |
| |
| egl_surface_t const * const s = get_surface(surface); |
| EGLBoolean result(EGL_TRUE); |
| if (attribute == EGL_CONFIG_ID) { |
| // We need to remap EGL_CONFIG_IDs |
| *value = dp->configs[intptr_t(s->config)].configId; |
| } else { |
| result = s->cnx->egl.eglQuerySurface( |
| dp->disp[s->impl].dpy, s->surface, attribute, value); |
| } |
| |
| return result; |
| } |
| |
| // ---------------------------------------------------------------------------- |
| // Contexts |
| // ---------------------------------------------------------------------------- |
| |
| EGLContext eglCreateContext(EGLDisplay dpy, EGLConfig config, |
| EGLContext share_list, const EGLint *attrib_list) |
| { |
| clearError(); |
| |
| egl_display_t const* dp = 0; |
| egl_connection_t* cnx = validate_display_config(dpy, config, dp); |
| if (cnx) { |
| if (share_list != EGL_NO_CONTEXT) { |
| egl_context_t* const c = get_context(share_list); |
| share_list = c->context; |
| } |
| EGLContext context = cnx->egl.eglCreateContext( |
| dp->disp[ dp->configs[intptr_t(config)].impl ].dpy, |
| dp->configs[intptr_t(config)].config, |
| share_list, attrib_list); |
| if (context != EGL_NO_CONTEXT) { |
| // figure out if it's a GLESv1 or GLESv2 |
| int version = 0; |
| if (attrib_list) { |
| while (*attrib_list != EGL_NONE) { |
| GLint attr = *attrib_list++; |
| GLint value = *attrib_list++; |
| if (attr == EGL_CONTEXT_CLIENT_VERSION) { |
| if (value == 1) { |
| version = GLESv1_INDEX; |
| } else if (value == 2) { |
| version = GLESv2_INDEX; |
| } |
| } |
| }; |
| } |
| egl_context_t* c = new egl_context_t(dpy, context, config, |
| dp->configs[intptr_t(config)].impl, cnx, version); |
| return c; |
| } |
| } |
| return EGL_NO_CONTEXT; |
| } |
| |
| EGLBoolean eglDestroyContext(EGLDisplay dpy, EGLContext ctx) |
| { |
| clearError(); |
| |
| egl_display_t const * const dp = validate_display(dpy); |
| if (!dp) |
| return EGL_FALSE; |
| |
| ContextRef _c(ctx); |
| if (!_c.get()) |
| return setError(EGL_BAD_CONTEXT, EGL_FALSE); |
| |
| egl_context_t * const c = get_context(ctx); |
| EGLBoolean result = c->cnx->egl.eglDestroyContext( |
| dp->disp[c->impl].dpy, c->context); |
| if (result == EGL_TRUE) { |
| _c.terminate(); |
| } |
| return result; |
| } |
| |
| static void loseCurrent(egl_context_t * cur_c) |
| { |
| if (cur_c) { |
| egl_surface_t * cur_r = get_surface(cur_c->read); |
| egl_surface_t * cur_d = get_surface(cur_c->draw); |
| |
| // by construction, these are either 0 or valid (possibly terminated) |
| // it should be impossible for these to be invalid |
| ContextRef _cur_c(cur_c); |
| SurfaceRef _cur_r(cur_r); |
| SurfaceRef _cur_d(cur_d); |
| |
| cur_c->read = NULL; |
| cur_c->draw = NULL; |
| |
| _cur_c.release(); |
| _cur_r.release(); |
| _cur_d.release(); |
| } |
| } |
| |
| EGLBoolean eglMakeCurrent( EGLDisplay dpy, EGLSurface draw, |
| EGLSurface read, EGLContext ctx) |
| { |
| clearError(); |
| |
| egl_display_t const * const dp = get_display(dpy); |
| if (!dp) return setError(EGL_BAD_DISPLAY, EGL_FALSE); |
| |
| // If ctx is not EGL_NO_CONTEXT, read is not EGL_NO_SURFACE, or draw is not |
| // EGL_NO_SURFACE, then an EGL_NOT_INITIALIZED error is generated if dpy is |
| // a valid but uninitialized display. |
| if ( (ctx != EGL_NO_CONTEXT) || (read != EGL_NO_SURFACE) || |
| (draw != EGL_NO_SURFACE) ) { |
| if (!dp->isReady()) return setError(EGL_NOT_INITIALIZED, EGL_FALSE); |
| } |
| |
| // get a reference to the object passed in |
| ContextRef _c(ctx); |
| SurfaceRef _d(draw); |
| SurfaceRef _r(read); |
| |
| // validate the context (if not EGL_NO_CONTEXT) |
| if ((ctx != EGL_NO_CONTEXT) && !_c.get()) { |
| // EGL_NO_CONTEXT is valid |
| return EGL_FALSE; |
| } |
| |
| // these are the underlying implementation's object |
| EGLContext impl_ctx = EGL_NO_CONTEXT; |
| EGLSurface impl_draw = EGL_NO_SURFACE; |
| EGLSurface impl_read = EGL_NO_SURFACE; |
| |
| // these are our objects structs passed in |
| egl_context_t * c = NULL; |
| egl_surface_t const * d = NULL; |
| egl_surface_t const * r = NULL; |
| |
| // these are the current objects structs |
| egl_context_t * cur_c = get_context(getContext()); |
| |
| if (ctx != EGL_NO_CONTEXT) { |
| c = get_context(ctx); |
| impl_ctx = c->context; |
| } else { |
| // no context given, use the implementation of the current context |
| if (cur_c == NULL) { |
| // no current context |
| if (draw != EGL_NO_SURFACE || read != EGL_NO_SURFACE) { |
| // calling eglMakeCurrent( ..., !=0, !=0, EGL_NO_CONTEXT); |
| return setError(EGL_BAD_MATCH, EGL_FALSE); |
| } |
| // not an error, there is just no current context. |
| return EGL_TRUE; |
| } |
| } |
| |
| // retrieve the underlying implementation's draw EGLSurface |
| if (draw != EGL_NO_SURFACE) { |
| d = get_surface(draw); |
| // make sure the EGLContext and EGLSurface passed in are for |
| // the same driver |
| if (c && d->impl != c->impl) |
| return setError(EGL_BAD_MATCH, EGL_FALSE); |
| impl_draw = d->surface; |
| } |
| |
| // retrieve the underlying implementation's read EGLSurface |
| if (read != EGL_NO_SURFACE) { |
| r = get_surface(read); |
| // make sure the EGLContext and EGLSurface passed in are for |
| // the same driver |
| if (c && r->impl != c->impl) |
| return setError(EGL_BAD_MATCH, EGL_FALSE); |
| impl_read = r->surface; |
| } |
| |
| EGLBoolean result; |
| |
| if (c) { |
| result = c->cnx->egl.eglMakeCurrent( |
| dp->disp[c->impl].dpy, impl_draw, impl_read, impl_ctx); |
| } else { |
| result = cur_c->cnx->egl.eglMakeCurrent( |
| dp->disp[cur_c->impl].dpy, impl_draw, impl_read, impl_ctx); |
| } |
| |
| if (result == EGL_TRUE) { |
| |
| loseCurrent(cur_c); |
| |
| if (ctx != EGL_NO_CONTEXT) { |
| setGLHooksThreadSpecific(c->cnx->hooks[c->version]); |
| egl_tls_t::setContext(ctx); |
| if (gEGLDebugLevel > 0) { |
| CreateDbgContext(c->version, c->cnx->hooks[c->version]); |
| } |
| _c.acquire(); |
| _r.acquire(); |
| _d.acquire(); |
| c->read = read; |
| c->draw = draw; |
| } else { |
| setGLHooksThreadSpecific(&gHooksNoContext); |
| egl_tls_t::setContext(EGL_NO_CONTEXT); |
| } |
| } |
| return result; |
| } |
| |
| |
| EGLBoolean eglQueryContext( EGLDisplay dpy, EGLContext ctx, |
| EGLint attribute, EGLint *value) |
| { |
| clearError(); |
| |
| egl_display_t const * const dp = validate_display(dpy); |
| if (!dp) return EGL_FALSE; |
| |
| ContextRef _c(ctx); |
| if (!_c.get()) return setError(EGL_BAD_CONTEXT, EGL_FALSE); |
| |
| egl_context_t * const c = get_context(ctx); |
| |
| EGLBoolean result(EGL_TRUE); |
| if (attribute == EGL_CONFIG_ID) { |
| *value = dp->configs[intptr_t(c->config)].configId; |
| } else { |
| // We need to remap EGL_CONFIG_IDs |
| result = c->cnx->egl.eglQueryContext( |
| dp->disp[c->impl].dpy, c->context, attribute, value); |
| } |
| |
| return result; |
| } |
| |
| EGLContext eglGetCurrentContext(void) |
| { |
| // could be called before eglInitialize(), but we wouldn't have a context |
| // then, and this function would correctly return EGL_NO_CONTEXT. |
| |
| clearError(); |
| |
| EGLContext ctx = getContext(); |
| return ctx; |
| } |
| |
| EGLSurface eglGetCurrentSurface(EGLint readdraw) |
| { |
| // could be called before eglInitialize(), but we wouldn't have a context |
| // then, and this function would correctly return EGL_NO_SURFACE. |
| |
| clearError(); |
| |
| EGLContext ctx = getContext(); |
| if (ctx) { |
| egl_context_t const * const c = get_context(ctx); |
| if (!c) return setError(EGL_BAD_CONTEXT, EGL_NO_SURFACE); |
| switch (readdraw) { |
| case EGL_READ: return c->read; |
| case EGL_DRAW: return c->draw; |
| default: return setError(EGL_BAD_PARAMETER, EGL_NO_SURFACE); |
| } |
| } |
| return EGL_NO_SURFACE; |
| } |
| |
| EGLDisplay eglGetCurrentDisplay(void) |
| { |
| // could be called before eglInitialize(), but we wouldn't have a context |
| // then, and this function would correctly return EGL_NO_DISPLAY. |
| |
| clearError(); |
| |
| EGLContext ctx = getContext(); |
| if (ctx) { |
| egl_context_t const * const c = get_context(ctx); |
| if (!c) return setError(EGL_BAD_CONTEXT, EGL_NO_SURFACE); |
| return c->dpy; |
| } |
| return EGL_NO_DISPLAY; |
| } |
| |
| EGLBoolean eglWaitGL(void) |
| { |
| // could be called before eglInitialize(), but we wouldn't have a context |
| // then, and this function would return GL_TRUE, which isn't wrong. |
| |
| clearError(); |
| |
| EGLBoolean res = EGL_TRUE; |
| EGLContext ctx = getContext(); |
| if (ctx) { |
| egl_context_t const * const c = get_context(ctx); |
| if (!c) return setError(EGL_BAD_CONTEXT, EGL_FALSE); |
| if (uint32_t(c->impl)>=2) |
| return setError(EGL_BAD_CONTEXT, EGL_FALSE); |
| egl_connection_t* const cnx = &gEGLImpl[c->impl]; |
| if (!cnx->dso) |
| return setError(EGL_BAD_CONTEXT, EGL_FALSE); |
| res = cnx->egl.eglWaitGL(); |
| } |
| return res; |
| } |
| |
| EGLBoolean eglWaitNative(EGLint engine) |
| { |
| // could be called before eglInitialize(), but we wouldn't have a context |
| // then, and this function would return GL_TRUE, which isn't wrong. |
| |
| clearError(); |
| |
| EGLBoolean res = EGL_TRUE; |
| EGLContext ctx = getContext(); |
| if (ctx) { |
| egl_context_t const * const c = get_context(ctx); |
| if (!c) return setError(EGL_BAD_CONTEXT, EGL_FALSE); |
| if (uint32_t(c->impl)>=2) |
| return setError(EGL_BAD_CONTEXT, EGL_FALSE); |
| egl_connection_t* const cnx = &gEGLImpl[c->impl]; |
| if (!cnx->dso) |
| return setError(EGL_BAD_CONTEXT, EGL_FALSE); |
| res = cnx->egl.eglWaitNative(engine); |
| } |
| return res; |
| } |
| |
| EGLint eglGetError(void) |
| { |
| EGLint result = EGL_SUCCESS; |
| EGLint err; |
| for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) { |
| err = EGL_SUCCESS; |
| egl_connection_t* const cnx = &gEGLImpl[i]; |
| if (cnx->dso) |
| err = cnx->egl.eglGetError(); |
| if (err!=EGL_SUCCESS && result==EGL_SUCCESS) |
| result = err; |
| } |
| err = egl_tls_t::getError(); |
| if (result == EGL_SUCCESS) |
| result = err; |
| return result; |
| } |
| |
| // Note: Similar implementations of these functions also exist in |
| // gl2.cpp and gl.cpp, and are used by applications that call the |
| // exported entry points directly. |
| typedef void (GL_APIENTRYP PFNGLEGLIMAGETARGETTEXTURE2DOESPROC) (GLenum target, GLeglImageOES image); |
| typedef void (GL_APIENTRYP PFNGLEGLIMAGETARGETRENDERBUFFERSTORAGEOESPROC) (GLenum target, GLeglImageOES image); |
| |
| static PFNGLEGLIMAGETARGETTEXTURE2DOESPROC glEGLImageTargetTexture2DOES_impl = NULL; |
| static PFNGLEGLIMAGETARGETRENDERBUFFERSTORAGEOESPROC glEGLImageTargetRenderbufferStorageOES_impl = NULL; |
| |
| static void glEGLImageTargetTexture2DOES_wrapper(GLenum target, GLeglImageOES image) |
| { |
| GLeglImageOES implImage = |
| (GLeglImageOES)egl_get_image_for_current_context((EGLImageKHR)image); |
| glEGLImageTargetTexture2DOES_impl(target, implImage); |
| } |
| |
| static void glEGLImageTargetRenderbufferStorageOES_wrapper(GLenum target, GLeglImageOES image) |
| { |
| GLeglImageOES implImage = |
| (GLeglImageOES)egl_get_image_for_current_context((EGLImageKHR)image); |
| glEGLImageTargetRenderbufferStorageOES_impl(target, implImage); |
| } |
| |
| __eglMustCastToProperFunctionPointerType eglGetProcAddress(const char *procname) |
| { |
| // eglGetProcAddress() could be the very first function called |
| // in which case we must make sure we've initialized ourselves, this |
| // happens the first time egl_get_display() is called. |
| |
| clearError(); |
| |
| if (egl_init_drivers() == EGL_FALSE) { |
| setError(EGL_BAD_PARAMETER, NULL); |
| return NULL; |
| } |
| |
| __eglMustCastToProperFunctionPointerType addr; |
| addr = findProcAddress(procname, sExtentionMap, NELEM(sExtentionMap)); |
| if (addr) return addr; |
| |
| // this protects accesses to sGLExtentionMap and sGLExtentionSlot |
| pthread_mutex_lock(&sExtensionMapMutex); |
| |
| /* |
| * Since eglGetProcAddress() is not associated to anything, it needs |
| * to return a function pointer that "works" regardless of what |
| * the current context is. |
| * |
| * For this reason, we return a "forwarder", a small stub that takes |
| * care of calling the function associated with the context |
| * currently bound. |
| * |
| * We first look for extensions we've already resolved, if we're seeing |
| * this extension for the first time, we go through all our |
| * implementations and call eglGetProcAddress() and record the |
| * result in the appropriate implementation hooks and return the |
| * address of the forwarder corresponding to that hook set. |
| * |
| */ |
| |
| const String8 name(procname); |
| addr = sGLExtentionMap.valueFor(name); |
| const int slot = sGLExtentionSlot; |
| |
| LOGE_IF(slot >= MAX_NUMBER_OF_GL_EXTENSIONS, |
| "no more slots for eglGetProcAddress(\"%s\")", |
| procname); |
| |
| if (!addr && (slot < MAX_NUMBER_OF_GL_EXTENSIONS)) { |
| bool found = false; |
| for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) { |
| egl_connection_t* const cnx = &gEGLImpl[i]; |
| if (cnx->dso && cnx->egl.eglGetProcAddress) { |
| found = true; |
| // Extensions are independent of the bound context |
| cnx->hooks[GLESv1_INDEX]->ext.extensions[slot] = |
| cnx->hooks[GLESv2_INDEX]->ext.extensions[slot] = |
| #if EGL_TRACE |
| gHooksDebug.ext.extensions[slot] = gHooksTrace.ext.extensions[slot] = |
| #endif |
| cnx->egl.eglGetProcAddress(procname); |
| } |
| } |
| if (found) { |
| addr = gExtensionForwarders[slot]; |
| |
| if (!strcmp(procname, "glEGLImageTargetTexture2DOES")) { |
| glEGLImageTargetTexture2DOES_impl = (PFNGLEGLIMAGETARGETTEXTURE2DOESPROC)addr; |
| addr = (__eglMustCastToProperFunctionPointerType)glEGLImageTargetTexture2DOES_wrapper; |
| } |
| if (!strcmp(procname, "glEGLImageTargetRenderbufferStorageOES")) { |
| glEGLImageTargetRenderbufferStorageOES_impl = (PFNGLEGLIMAGETARGETRENDERBUFFERSTORAGEOESPROC)addr; |
| addr = (__eglMustCastToProperFunctionPointerType)glEGLImageTargetRenderbufferStorageOES_wrapper; |
| } |
| |
| sGLExtentionMap.add(name, addr); |
| sGLExtentionSlot++; |
| } |
| } |
| |
| pthread_mutex_unlock(&sExtensionMapMutex); |
| return addr; |
| } |
| |
| EGLBoolean eglSwapBuffers(EGLDisplay dpy, EGLSurface draw) |
| { |
| EGLBoolean Debug_eglSwapBuffers(EGLDisplay dpy, EGLSurface draw); |
| if (gEGLDebugLevel > 0) |
| Debug_eglSwapBuffers(dpy, draw); |
| |
| clearError(); |
| |
| egl_display_t const * const dp = validate_display(dpy); |
| if (!dp) return EGL_FALSE; |
| |
| SurfaceRef _s(draw); |
| if (!_s.get()) |
| return setError(EGL_BAD_SURFACE, EGL_FALSE); |
| |
| egl_surface_t const * const s = get_surface(draw); |
| return s->cnx->egl.eglSwapBuffers(dp->disp[s->impl].dpy, s->surface); |
| } |
| |
| EGLBoolean eglCopyBuffers( EGLDisplay dpy, EGLSurface surface, |
| NativePixmapType target) |
| { |
| clearError(); |
| |
| egl_display_t const * const dp = validate_display(dpy); |
| if (!dp) return EGL_FALSE; |
| |
| SurfaceRef _s(surface); |
| if (!_s.get()) |
| return setError(EGL_BAD_SURFACE, EGL_FALSE); |
| |
| egl_surface_t const * const s = get_surface(surface); |
| return s->cnx->egl.eglCopyBuffers( |
| dp->disp[s->impl].dpy, s->surface, target); |
| } |
| |
| const char* eglQueryString(EGLDisplay dpy, EGLint name) |
| { |
| clearError(); |
| |
| egl_display_t const * const dp = validate_display(dpy); |
| if (!dp) return (const char *) NULL; |
| |
| switch (name) { |
| case EGL_VENDOR: |
| return sVendorString; |
| case EGL_VERSION: |
| return sVersionString; |
| case EGL_EXTENSIONS: |
| return sExtensionString; |
| case EGL_CLIENT_APIS: |
| return sClientApiString; |
| } |
| return setError(EGL_BAD_PARAMETER, (const char *)0); |
| } |
| |
| |
| // ---------------------------------------------------------------------------- |
| // EGL 1.1 |
| // ---------------------------------------------------------------------------- |
| |
| EGLBoolean eglSurfaceAttrib( |
| EGLDisplay dpy, EGLSurface surface, EGLint attribute, EGLint value) |
| { |
| clearError(); |
| |
| egl_display_t const * const dp = validate_display(dpy); |
| if (!dp) return EGL_FALSE; |
| |
| SurfaceRef _s(surface); |
| if (!_s.get()) |
| return setError(EGL_BAD_SURFACE, EGL_FALSE); |
| |
| egl_surface_t const * const s = get_surface(surface); |
| if (s->cnx->egl.eglSurfaceAttrib) { |
| return s->cnx->egl.eglSurfaceAttrib( |
| dp->disp[s->impl].dpy, s->surface, attribute, value); |
| } |
| return setError(EGL_BAD_SURFACE, EGL_FALSE); |
| } |
| |
| EGLBoolean eglBindTexImage( |
| EGLDisplay dpy, EGLSurface surface, EGLint buffer) |
| { |
| clearError(); |
| |
| egl_display_t const * const dp = validate_display(dpy); |
| if (!dp) return EGL_FALSE; |
| |
| SurfaceRef _s(surface); |
| if (!_s.get()) |
| return setError(EGL_BAD_SURFACE, EGL_FALSE); |
| |
| egl_surface_t const * const s = get_surface(surface); |
| if (s->cnx->egl.eglBindTexImage) { |
| return s->cnx->egl.eglBindTexImage( |
| dp->disp[s->impl].dpy, s->surface, buffer); |
| } |
| return setError(EGL_BAD_SURFACE, EGL_FALSE); |
| } |
| |
| EGLBoolean eglReleaseTexImage( |
| EGLDisplay dpy, EGLSurface surface, EGLint buffer) |
| { |
| clearError(); |
| |
| egl_display_t const * const dp = validate_display(dpy); |
| if (!dp) return EGL_FALSE; |
| |
| SurfaceRef _s(surface); |
| if (!_s.get()) |
| return setError(EGL_BAD_SURFACE, EGL_FALSE); |
| |
| egl_surface_t const * const s = get_surface(surface); |
| if (s->cnx->egl.eglReleaseTexImage) { |
| return s->cnx->egl.eglReleaseTexImage( |
| dp->disp[s->impl].dpy, s->surface, buffer); |
| } |
| return setError(EGL_BAD_SURFACE, EGL_FALSE); |
| } |
| |
| EGLBoolean eglSwapInterval(EGLDisplay dpy, EGLint interval) |
| { |
| clearError(); |
| |
| egl_display_t const * const dp = validate_display(dpy); |
| if (!dp) return EGL_FALSE; |
| |
| EGLBoolean res = EGL_TRUE; |
| for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) { |
| egl_connection_t* const cnx = &gEGLImpl[i]; |
| if (cnx->dso) { |
| if (cnx->egl.eglSwapInterval) { |
| if (cnx->egl.eglSwapInterval( |
| dp->disp[i].dpy, interval) == EGL_FALSE) { |
| res = EGL_FALSE; |
| } |
| } |
| } |
| } |
| return res; |
| } |
| |
| |
| // ---------------------------------------------------------------------------- |
| // EGL 1.2 |
| // ---------------------------------------------------------------------------- |
| |
| EGLBoolean eglWaitClient(void) |
| { |
| clearError(); |
| |
| // could be called before eglInitialize(), but we wouldn't have a context |
| // then, and this function would return GL_TRUE, which isn't wrong. |
| EGLBoolean res = EGL_TRUE; |
| EGLContext ctx = getContext(); |
| if (ctx) { |
| egl_context_t const * const c = get_context(ctx); |
| if (!c) return setError(EGL_BAD_CONTEXT, EGL_FALSE); |
| if (uint32_t(c->impl)>=2) |
| return setError(EGL_BAD_CONTEXT, EGL_FALSE); |
| egl_connection_t* const cnx = &gEGLImpl[c->impl]; |
| if (!cnx->dso) |
| return setError(EGL_BAD_CONTEXT, EGL_FALSE); |
| if (cnx->egl.eglWaitClient) { |
| res = cnx->egl.eglWaitClient(); |
| } else { |
| res = cnx->egl.eglWaitGL(); |
| } |
| } |
| return res; |
| } |
| |
| EGLBoolean eglBindAPI(EGLenum api) |
| { |
| clearError(); |
| |
| if (egl_init_drivers() == EGL_FALSE) { |
| return setError(EGL_BAD_PARAMETER, EGL_FALSE); |
| } |
| |
| // bind this API on all EGLs |
| EGLBoolean res = EGL_TRUE; |
| for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) { |
| egl_connection_t* const cnx = &gEGLImpl[i]; |
| if (cnx->dso) { |
| if (cnx->egl.eglBindAPI) { |
| if (cnx->egl.eglBindAPI(api) == EGL_FALSE) { |
| res = EGL_FALSE; |
| } |
| } |
| } |
| } |
| return res; |
| } |
| |
| EGLenum eglQueryAPI(void) |
| { |
| clearError(); |
| |
| if (egl_init_drivers() == EGL_FALSE) { |
| return setError(EGL_BAD_PARAMETER, EGL_FALSE); |
| } |
| |
| for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) { |
| egl_connection_t* const cnx = &gEGLImpl[i]; |
| if (cnx->dso) { |
| if (cnx->egl.eglQueryAPI) { |
| // the first one we find is okay, because they all |
| // should be the same |
| return cnx->egl.eglQueryAPI(); |
| } |
| } |
| } |
| // or, it can only be OpenGL ES |
| return EGL_OPENGL_ES_API; |
| } |
| |
| EGLBoolean eglReleaseThread(void) |
| { |
| clearError(); |
| |
| // If there is context bound to the thread, release it |
| loseCurrent(get_context(getContext())); |
| |
| for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) { |
| egl_connection_t* const cnx = &gEGLImpl[i]; |
| if (cnx->dso) { |
| if (cnx->egl.eglReleaseThread) { |
| cnx->egl.eglReleaseThread(); |
| } |
| } |
| } |
| egl_tls_t::clearTLS(); |
| dbgReleaseThread(); |
| return EGL_TRUE; |
| } |
| |
| EGLSurface eglCreatePbufferFromClientBuffer( |
| EGLDisplay dpy, EGLenum buftype, EGLClientBuffer buffer, |
| EGLConfig config, const EGLint *attrib_list) |
| { |
| clearError(); |
| |
| egl_display_t const* dp = 0; |
| egl_connection_t* cnx = validate_display_config(dpy, config, dp); |
| if (!cnx) return EGL_FALSE; |
| if (cnx->egl.eglCreatePbufferFromClientBuffer) { |
| return cnx->egl.eglCreatePbufferFromClientBuffer( |
| dp->disp[ dp->configs[intptr_t(config)].impl ].dpy, |
| buftype, buffer, |
| dp->configs[intptr_t(config)].config, attrib_list); |
| } |
| return setError(EGL_BAD_CONFIG, EGL_NO_SURFACE); |
| } |
| |
| // ---------------------------------------------------------------------------- |
| // EGL_EGLEXT_VERSION 3 |
| // ---------------------------------------------------------------------------- |
| |
| EGLBoolean eglLockSurfaceKHR(EGLDisplay dpy, EGLSurface surface, |
| const EGLint *attrib_list) |
| { |
| clearError(); |
| |
| egl_display_t const * const dp = validate_display(dpy); |
| if (!dp) return EGL_FALSE; |
| |
| SurfaceRef _s(surface); |
| if (!_s.get()) |
| return setError(EGL_BAD_SURFACE, EGL_FALSE); |
| |
| egl_surface_t const * const s = get_surface(surface); |
| if (s->cnx->egl.eglLockSurfaceKHR) { |
| return s->cnx->egl.eglLockSurfaceKHR( |
| dp->disp[s->impl].dpy, s->surface, attrib_list); |
| } |
| return setError(EGL_BAD_DISPLAY, EGL_FALSE); |
| } |
| |
| EGLBoolean eglUnlockSurfaceKHR(EGLDisplay dpy, EGLSurface surface) |
| { |
| clearError(); |
| |
| egl_display_t const * const dp = validate_display(dpy); |
| if (!dp) return EGL_FALSE; |
| |
| SurfaceRef _s(surface); |
| if (!_s.get()) |
| return setError(EGL_BAD_SURFACE, EGL_FALSE); |
| |
| egl_surface_t const * const s = get_surface(surface); |
| if (s->cnx->egl.eglUnlockSurfaceKHR) { |
| return s->cnx->egl.eglUnlockSurfaceKHR( |
| dp->disp[s->impl].dpy, s->surface); |
| } |
| return setError(EGL_BAD_DISPLAY, EGL_FALSE); |
| } |
| |
| EGLImageKHR eglCreateImageKHR(EGLDisplay dpy, EGLContext ctx, EGLenum target, |
| EGLClientBuffer buffer, const EGLint *attrib_list) |
| { |
| clearError(); |
| |
| egl_display_t const * const dp = validate_display(dpy); |
| if (!dp) return EGL_NO_IMAGE_KHR; |
| |
| if (ctx != EGL_NO_CONTEXT) { |
| ContextRef _c(ctx); |
| if (!_c.get()) |
| return setError(EGL_BAD_CONTEXT, EGL_NO_IMAGE_KHR); |
| egl_context_t * const c = get_context(ctx); |
| // since we have an EGLContext, we know which implementation to use |
| EGLImageKHR image = c->cnx->egl.eglCreateImageKHR( |
| dp->disp[c->impl].dpy, c->context, target, buffer, attrib_list); |
| if (image == EGL_NO_IMAGE_KHR) |
| return image; |
| |
| egl_image_t* result = new egl_image_t(dpy, ctx); |
| result->images[c->impl] = image; |
| return (EGLImageKHR)result; |
| } else { |
| // EGL_NO_CONTEXT is a valid parameter |
| |
| /* Since we don't have a way to know which implementation to call, |
| * we're calling all of them. If at least one of the implementation |
| * succeeded, this is a success. |
| */ |
| |
| EGLint currentError = eglGetError(); |
| |
| EGLImageKHR implImages[IMPL_NUM_IMPLEMENTATIONS]; |
| bool success = false; |
| for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) { |
| egl_connection_t* const cnx = &gEGLImpl[i]; |
| implImages[i] = EGL_NO_IMAGE_KHR; |
| if (cnx->dso) { |
| if (cnx->egl.eglCreateImageKHR) { |
| implImages[i] = cnx->egl.eglCreateImageKHR( |
| dp->disp[i].dpy, ctx, target, buffer, attrib_list); |
| if (implImages[i] != EGL_NO_IMAGE_KHR) { |
| success = true; |
| } |
| } |
| } |
| } |
| |
| if (!success) { |
| // failure, if there was an error when we entered this function, |
| // the error flag must not be updated. |
| // Otherwise, the error is whatever happened in the implementation |
| // that faulted. |
| if (currentError != EGL_SUCCESS) { |
| setError(currentError, EGL_NO_IMAGE_KHR); |
| } |
| return EGL_NO_IMAGE_KHR; |
| } else { |
| // In case of success, we need to clear all error flags |
| // (especially those caused by the implementation that didn't |
| // succeed). TODO: we could avoid this if we knew this was |
| // a "full" success (all implementation succeeded). |
| eglGetError(); |
| } |
| |
| egl_image_t* result = new egl_image_t(dpy, ctx); |
| memcpy(result->images, implImages, sizeof(implImages)); |
| return (EGLImageKHR)result; |
| } |
| } |
| |
| EGLBoolean eglDestroyImageKHR(EGLDisplay dpy, EGLImageKHR img) |
| { |
| clearError(); |
| |
| egl_display_t const * const dp = validate_display(dpy); |
| if (!dp) return EGL_FALSE; |
| |
| ImageRef _i(img); |
| if (!_i.get()) return setError(EGL_BAD_PARAMETER, EGL_FALSE); |
| |
| egl_image_t* image = get_image(img); |
| bool success = false; |
| for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) { |
| egl_connection_t* const cnx = &gEGLImpl[i]; |
| if (image->images[i] != EGL_NO_IMAGE_KHR) { |
| if (cnx->dso) { |
| if (cnx->egl.eglDestroyImageKHR) { |
| if (cnx->egl.eglDestroyImageKHR( |
| dp->disp[i].dpy, image->images[i])) { |
| success = true; |
| } |
| } |
| } |
| } |
| } |
| if (!success) |
| return EGL_FALSE; |
| |
| _i.terminate(); |
| |
| return EGL_TRUE; |
| } |
| |
| // ---------------------------------------------------------------------------- |
| // EGL_EGLEXT_VERSION 5 |
| // ---------------------------------------------------------------------------- |
| |
| |
| EGLSyncKHR eglCreateSyncKHR(EGLDisplay dpy, EGLenum type, const EGLint *attrib_list) |
| { |
| clearError(); |
| |
| egl_display_t const * const dp = validate_display(dpy); |
| if (!dp) return EGL_NO_SYNC_KHR; |
| |
| EGLContext ctx = eglGetCurrentContext(); |
| ContextRef _c(ctx); |
| if (!_c.get()) |
| return setError(EGL_BAD_CONTEXT, EGL_NO_SYNC_KHR); |
| |
| egl_context_t * const c = get_context(ctx); |
| EGLSyncKHR result = EGL_NO_SYNC_KHR; |
| if (c->cnx->egl.eglCreateSyncKHR) { |
| EGLSyncKHR sync = c->cnx->egl.eglCreateSyncKHR( |
| dp->disp[c->impl].dpy, type, attrib_list); |
| if (sync == EGL_NO_SYNC_KHR) |
| return sync; |
| result = (egl_sync_t*)new egl_sync_t(dpy, ctx, sync); |
| } |
| return (EGLSyncKHR)result; |
| } |
| |
| EGLBoolean eglDestroySyncKHR(EGLDisplay dpy, EGLSyncKHR sync) |
| { |
| clearError(); |
| |
| egl_display_t const * const dp = validate_display(dpy); |
| if (!dp) return EGL_FALSE; |
| |
| SyncRef _s(sync); |
| if (!_s.get()) return setError(EGL_BAD_PARAMETER, EGL_FALSE); |
| egl_sync_t* syncObject = get_sync(sync); |
| |
| EGLContext ctx = syncObject->context; |
| ContextRef _c(ctx); |
| if (!_c.get()) |
| return setError(EGL_BAD_CONTEXT, EGL_FALSE); |
| |
| EGLBoolean result = EGL_FALSE; |
| egl_context_t * const c = get_context(ctx); |
| if (c->cnx->egl.eglDestroySyncKHR) { |
| result = c->cnx->egl.eglDestroySyncKHR( |
| dp->disp[c->impl].dpy, syncObject->sync); |
| if (result) |
| _s.terminate(); |
| } |
| return result; |
| } |
| |
| EGLint eglClientWaitSyncKHR(EGLDisplay dpy, EGLSyncKHR sync, EGLint flags, EGLTimeKHR timeout) |
| { |
| clearError(); |
| |
| egl_display_t const * const dp = validate_display(dpy); |
| if (!dp) return EGL_FALSE; |
| |
| SyncRef _s(sync); |
| if (!_s.get()) return setError(EGL_BAD_PARAMETER, EGL_FALSE); |
| egl_sync_t* syncObject = get_sync(sync); |
| |
| EGLContext ctx = syncObject->context; |
| ContextRef _c(ctx); |
| if (!_c.get()) |
| return setError(EGL_BAD_CONTEXT, EGL_FALSE); |
| |
| egl_context_t * const c = get_context(ctx); |
| if (c->cnx->egl.eglClientWaitSyncKHR) { |
| return c->cnx->egl.eglClientWaitSyncKHR( |
| dp->disp[c->impl].dpy, syncObject->sync, flags, timeout); |
| } |
| |
| return EGL_FALSE; |
| } |
| |
| EGLBoolean eglGetSyncAttribKHR(EGLDisplay dpy, EGLSyncKHR sync, EGLint attribute, EGLint *value) |
| { |
| clearError(); |
| |
| egl_display_t const * const dp = validate_display(dpy); |
| if (!dp) return EGL_FALSE; |
| |
| SyncRef _s(sync); |
| if (!_s.get()) |
| return setError(EGL_BAD_PARAMETER, EGL_FALSE); |
| |
| egl_sync_t* syncObject = get_sync(sync); |
| EGLContext ctx = syncObject->context; |
| ContextRef _c(ctx); |
| if (!_c.get()) |
| return setError(EGL_BAD_CONTEXT, EGL_FALSE); |
| |
| egl_context_t * const c = get_context(ctx); |
| if (c->cnx->egl.eglGetSyncAttribKHR) { |
| return c->cnx->egl.eglGetSyncAttribKHR( |
| dp->disp[c->impl].dpy, syncObject->sync, attribute, value); |
| } |
| |
| return EGL_FALSE; |
| } |
| |
| // ---------------------------------------------------------------------------- |
| // ANDROID extensions |
| // ---------------------------------------------------------------------------- |
| |
| EGLBoolean eglSetSwapRectangleANDROID(EGLDisplay dpy, EGLSurface draw, |
| EGLint left, EGLint top, EGLint width, EGLint height) |
| { |
| clearError(); |
| |
| egl_display_t const * const dp = validate_display(dpy); |
| if (!dp) return EGL_FALSE; |
| |
| SurfaceRef _s(draw); |
| if (!_s.get()) |
| return setError(EGL_BAD_SURFACE, EGL_FALSE); |
| |
| egl_surface_t const * const s = get_surface(draw); |
| if (s->cnx->egl.eglSetSwapRectangleANDROID) { |
| return s->cnx->egl.eglSetSwapRectangleANDROID( |
| dp->disp[s->impl].dpy, s->surface, left, top, width, height); |
| } |
| return setError(EGL_BAD_DISPLAY, NULL); |
| } |