blob: 34ed4f73289564c85b72f542dcb5715c9c228d7e [file] [log] [blame]
/*
* Copyright 2013 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
// Include here to ensure SK_SUPPORT_GPU is set correctly before it is examined.
#include "SkTypes.h"
#if SK_SUPPORT_GPU
#include <thread>
#include "GrContext.h"
#include "GrContextPriv.h"
#include "GrContextFactory.h"
#include "GrGpu.h"
#include "GrGpuResourceCacheAccess.h"
#include "GrGpuResourcePriv.h"
#include "GrProxyProvider.h"
#include "GrRenderTargetPriv.h"
#include "GrResourceCache.h"
#include "GrResourceProvider.h"
#include "GrTest.h"
#include "GrTexture.h"
#include "SkCanvas.h"
#include "SkGr.h"
#include "SkMessageBus.h"
#include "SkMipMap.h"
#include "SkSurface.h"
#include "Test.h"
static const int gWidth = 640;
static const int gHeight = 480;
////////////////////////////////////////////////////////////////////////////////
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ResourceCacheCache, reporter, ctxInfo) {
GrContext* context = ctxInfo.grContext();
GrSurfaceDesc desc;
desc.fConfig = kRGBA_8888_GrPixelConfig;
desc.fFlags = kRenderTarget_GrSurfaceFlag;
desc.fWidth = gWidth;
desc.fHeight = gHeight;
SkImageInfo info = SkImageInfo::MakeN32Premul(gWidth, gHeight);
auto surface(SkSurface::MakeRenderTarget(context, SkBudgeted::kNo, info));
SkCanvas* canvas = surface->getCanvas();
const SkIRect size = SkIRect::MakeWH(gWidth, gHeight);
SkBitmap src;
src.allocN32Pixels(size.width(), size.height());
src.eraseColor(SK_ColorBLACK);
size_t srcSize = src.computeByteSize();
size_t initialCacheSize;
context->getResourceCacheUsage(nullptr, &initialCacheSize);
int oldMaxNum;
size_t oldMaxBytes;
context->getResourceCacheLimits(&oldMaxNum, &oldMaxBytes);
// Set the cache limits so we can fit 10 "src" images and the
// max number of textures doesn't matter
size_t maxCacheSize = initialCacheSize + 10*srcSize;
context->setResourceCacheLimits(1000, maxCacheSize);
SkBitmap readback;
readback.allocN32Pixels(size.width(), size.height());
for (int i = 0; i < 100; ++i) {
canvas->drawBitmap(src, 0, 0);
surface->readPixels(readback, 0, 0);
// "modify" the src texture
src.notifyPixelsChanged();
size_t curCacheSize;
context->getResourceCacheUsage(nullptr, &curCacheSize);
// we should never go over the size limit
REPORTER_ASSERT(reporter, curCacheSize <= maxCacheSize);
}
context->setResourceCacheLimits(oldMaxNum, oldMaxBytes);
}
static bool is_rendering_and_not_angle_es3(sk_gpu_test::GrContextFactory::ContextType type) {
if (type == sk_gpu_test::GrContextFactory::kANGLE_D3D11_ES3_ContextType ||
type == sk_gpu_test::GrContextFactory::kANGLE_GL_ES3_ContextType) {
return false;
}
return sk_gpu_test::GrContextFactory::IsRenderingContext(type);
}
static GrStencilAttachment* get_SB(GrRenderTarget* rt) {
return rt->renderTargetPriv().getStencilAttachment();
}
static sk_sp<GrRenderTarget> create_RT_with_SB(GrResourceProvider* provider,
int size, int sampleCount, SkBudgeted budgeted) {
GrSurfaceDesc desc;
desc.fFlags = kRenderTarget_GrSurfaceFlag;
desc.fOrigin = kBottomLeft_GrSurfaceOrigin;
desc.fWidth = size;
desc.fHeight = size;
desc.fConfig = kRGBA_8888_GrPixelConfig;
desc.fSampleCnt = sampleCount;
sk_sp<GrTexture> tex(provider->createTexture(desc, budgeted));
if (!tex || !tex->asRenderTarget()) {
return nullptr;
}
if (!provider->attachStencilAttachment(tex->asRenderTarget())) {
return nullptr;
}
SkASSERT(get_SB(tex->asRenderTarget()));
return sk_ref_sp(tex->asRenderTarget());
}
// This currently fails on ES3 ANGLE contexts
DEF_GPUTEST_FOR_CONTEXTS(ResourceCacheStencilBuffers, &is_rendering_and_not_angle_es3, reporter,
ctxInfo, nullptr) {
GrContext* context = ctxInfo.grContext();
if (context->caps()->avoidStencilBuffers()) {
return;
}
GrResourceProvider* resourceProvider = context->contextPriv().resourceProvider();
sk_sp<GrRenderTarget> smallRT0 = create_RT_with_SB(resourceProvider, 4, 0, SkBudgeted::kYes);
REPORTER_ASSERT(reporter, smallRT0);
{
// Two budgeted RTs with the same desc should share a stencil buffer.
sk_sp<GrRenderTarget> smallRT1 = create_RT_with_SB(resourceProvider, 4, 0,
SkBudgeted::kYes);
REPORTER_ASSERT(reporter, smallRT1);
REPORTER_ASSERT(reporter, get_SB(smallRT0.get()) == get_SB(smallRT1.get()));
}
{
// An unbudgeted RT with the same desc should also share.
sk_sp<GrRenderTarget> smallRT2 = create_RT_with_SB(resourceProvider, 4, 0, SkBudgeted::kNo);
REPORTER_ASSERT(reporter, smallRT2);
REPORTER_ASSERT(reporter, get_SB(smallRT0.get()) == get_SB(smallRT2.get()));
}
{
// An RT with a much larger size should not share.
sk_sp<GrRenderTarget> bigRT = create_RT_with_SB(resourceProvider, 400, 0, SkBudgeted::kNo);
REPORTER_ASSERT(reporter, bigRT);
REPORTER_ASSERT(reporter, get_SB(smallRT0.get()) != get_SB(bigRT.get()));
}
int smallSampleCount = context->caps()->getSampleCount(4, kRGBA_8888_GrPixelConfig);
if (smallSampleCount > 0) {
// An RT with a different sample count should not share.
sk_sp<GrRenderTarget> smallMSAART0 = create_RT_with_SB(resourceProvider, 4,
smallSampleCount, SkBudgeted::kNo);
#ifdef SK_BUILD_FOR_ANDROID
if (!smallMSAART0) {
// The nexus player seems to fail to create MSAA textures.
return;
}
#else
REPORTER_ASSERT(reporter, smallMSAART0);
#endif
REPORTER_ASSERT(reporter, get_SB(smallRT0.get()) != get_SB(smallMSAART0.get()));
{
// A second MSAA RT should share with the first MSAA RT.
sk_sp<GrRenderTarget> smallMSAART1 = create_RT_with_SB(resourceProvider, 4,
smallSampleCount,
SkBudgeted::kNo);
REPORTER_ASSERT(reporter, smallMSAART1);
REPORTER_ASSERT(reporter, get_SB(smallMSAART0.get()) == get_SB(smallMSAART1.get()));
}
// But not one with a larger sample count should not. (Also check that the request for 4
// samples didn't get rounded up to >= 8 or else they could share.).
int bigSampleCount = context->caps()->getSampleCount(8, kRGBA_8888_GrPixelConfig);
if (bigSampleCount != smallSampleCount) {
sk_sp<GrRenderTarget> smallMSAART2 = create_RT_with_SB(resourceProvider, 4,
bigSampleCount,
SkBudgeted::kNo);
REPORTER_ASSERT(reporter, smallMSAART2);
REPORTER_ASSERT(reporter, get_SB(smallMSAART0.get()) != get_SB(smallMSAART2.get()));
}
}
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ResourceCacheWrappedResources, reporter, ctxInfo) {
GrContext* context = ctxInfo.grContext();
GrResourceProvider* resourceProvider = context->contextPriv().resourceProvider();
GrGpu* gpu = context->contextPriv().getGpu();
// this test is only valid for GL
if (!gpu || !gpu->glContextForTesting()) {
return;
}
GrBackendTexture backendTextures[2];
static const int kW = 100;
static const int kH = 100;
backendTextures[0] = gpu->createTestingOnlyBackendTexture(nullptr, kW, kH,
kRGBA_8888_GrPixelConfig,
false, GrMipMapped::kNo);
backendTextures[1] = gpu->createTestingOnlyBackendTexture(nullptr, kW, kH,
kRGBA_8888_GrPixelConfig,
false, GrMipMapped::kNo);
REPORTER_ASSERT(reporter, backendTextures[0].isValid());
REPORTER_ASSERT(reporter, backendTextures[1].isValid());
if (!backendTextures[0].isValid() || !backendTextures[1].isValid()) {
return;
}
context->resetContext();
sk_sp<GrTexture> borrowed(resourceProvider->wrapBackendTexture(
backendTextures[0], kBorrow_GrWrapOwnership));
sk_sp<GrTexture> adopted(resourceProvider->wrapBackendTexture(
backendTextures[1], kAdopt_GrWrapOwnership));
REPORTER_ASSERT(reporter, borrowed != nullptr && adopted != nullptr);
if (!borrowed || !adopted) {
return;
}
borrowed.reset(nullptr);
adopted.reset(nullptr);
context->flush();
bool borrowedIsAlive = gpu->isTestingOnlyBackendTexture(backendTextures[0]);
bool adoptedIsAlive = gpu->isTestingOnlyBackendTexture(backendTextures[1]);
REPORTER_ASSERT(reporter, borrowedIsAlive);
REPORTER_ASSERT(reporter, !adoptedIsAlive);
gpu->deleteTestingOnlyBackendTexture(&(backendTextures[0]), !borrowedIsAlive);
gpu->deleteTestingOnlyBackendTexture(&(backendTextures[1]), !adoptedIsAlive);
context->resetContext();
}
class TestResource : public GrGpuResource {
enum ScratchConstructor { kScratchConstructor };
public:
static const size_t kDefaultSize = 100;
/** Property that distinctly categorizes the resource.
* For example, textures have width, height, ... */
enum SimulatedProperty { kA_SimulatedProperty, kB_SimulatedProperty };
TestResource(GrGpu* gpu, SkBudgeted budgeted = SkBudgeted::kYes, size_t size = kDefaultSize)
: INHERITED(gpu)
, fToDelete(nullptr)
, fSize(size)
, fProperty(kA_SimulatedProperty)
, fIsScratch(false) {
++fNumAlive;
this->registerWithCache(budgeted);
}
static TestResource* CreateScratch(GrGpu* gpu, SkBudgeted budgeted,
SimulatedProperty property) {
return new TestResource(gpu, budgeted, property, kScratchConstructor);
}
static TestResource* CreateWrapped(GrGpu* gpu, size_t size = kDefaultSize) {
return new TestResource(gpu, size);
}
~TestResource() override {
--fNumAlive;
SkSafeUnref(fToDelete);
}
void setSize(size_t size) {
fSize = size;
this->didChangeGpuMemorySize();
}
static int NumAlive() { return fNumAlive; }
void setUnrefWhenDestroyed(TestResource* resource) {
SkRefCnt_SafeAssign(fToDelete, resource);
}
static void ComputeScratchKey(SimulatedProperty property, GrScratchKey* key) {
static GrScratchKey::ResourceType t = GrScratchKey::GenerateResourceType();
GrScratchKey::Builder builder(key, t, kScratchKeyFieldCnt);
for (int i = 0; i < kScratchKeyFieldCnt; ++i) {
builder[i] = static_cast<uint32_t>(i + property);
}
}
static size_t ExpectedScratchKeySize() {
return sizeof(uint32_t) * (kScratchKeyFieldCnt + GrScratchKey::kMetaDataCnt);
}
private:
static const int kScratchKeyFieldCnt = 6;
TestResource(GrGpu* gpu, SkBudgeted budgeted, SimulatedProperty property, ScratchConstructor)
: INHERITED(gpu)
, fToDelete(nullptr)
, fSize(kDefaultSize)
, fProperty(property)
, fIsScratch(true) {
++fNumAlive;
this->registerWithCache(budgeted);
}
// Constructor for simulating resources that wrap backend objects.
TestResource(GrGpu* gpu, size_t size)
: INHERITED(gpu)
, fToDelete(nullptr)
, fSize(size)
, fProperty(kA_SimulatedProperty)
, fIsScratch(false) {
++fNumAlive;
this->registerWithCacheWrapped();
}
void computeScratchKey(GrScratchKey* key) const override {
if (fIsScratch) {
ComputeScratchKey(fProperty, key);
}
}
size_t onGpuMemorySize() const override { return fSize; }
TestResource* fToDelete;
size_t fSize;
static int fNumAlive;
SimulatedProperty fProperty;
bool fIsScratch;
typedef GrGpuResource INHERITED;
};
int TestResource::fNumAlive = 0;
class Mock {
public:
Mock(int maxCnt, size_t maxBytes) {
fContext = GrContext::MakeMock(nullptr);
SkASSERT(fContext);
fContext->setResourceCacheLimits(maxCnt, maxBytes);
GrResourceCache* cache = fContext->contextPriv().getResourceCache();
cache->purgeAllUnlocked();
SkASSERT(0 == cache->getResourceCount() && 0 == cache->getResourceBytes());
}
GrResourceCache* cache() { return fContext->contextPriv().getResourceCache(); }
GrContext* context() { return fContext.get(); }
private:
sk_sp<GrContext> fContext;
};
static void test_no_key(skiatest::Reporter* reporter) {
Mock mock(10, 30000);
GrContext* context = mock.context();
GrResourceCache* cache = mock.cache();
GrGpu* gpu = context->contextPriv().getGpu();
// Create a bunch of resources with no keys
TestResource* a = new TestResource(gpu);
TestResource* b = new TestResource(gpu);
TestResource* c = new TestResource(gpu);
TestResource* d = new TestResource(gpu);
a->setSize(11);
b->setSize(12);
c->setSize(13);
d->setSize(14);
REPORTER_ASSERT(reporter, 4 == TestResource::NumAlive());
REPORTER_ASSERT(reporter, 4 == cache->getResourceCount());
REPORTER_ASSERT(reporter, a->gpuMemorySize() + b->gpuMemorySize() + c->gpuMemorySize() +
d->gpuMemorySize() == cache->getResourceBytes());
// Should be safe to purge without deleting the resources since we still have refs.
cache->purgeAllUnlocked();
REPORTER_ASSERT(reporter, 4 == TestResource::NumAlive());
// Since the resources have neither unique nor scratch keys, delete immediately upon unref.
a->unref();
REPORTER_ASSERT(reporter, 3 == TestResource::NumAlive());
REPORTER_ASSERT(reporter, 3 == cache->getResourceCount());
REPORTER_ASSERT(reporter, b->gpuMemorySize() + c->gpuMemorySize() + d->gpuMemorySize() ==
cache->getResourceBytes());
c->unref();
REPORTER_ASSERT(reporter, 2 == TestResource::NumAlive());
REPORTER_ASSERT(reporter, 2 == cache->getResourceCount());
REPORTER_ASSERT(reporter, b->gpuMemorySize() + d->gpuMemorySize() ==
cache->getResourceBytes());
d->unref();
REPORTER_ASSERT(reporter, 1 == TestResource::NumAlive());
REPORTER_ASSERT(reporter, 1 == cache->getResourceCount());
REPORTER_ASSERT(reporter, b->gpuMemorySize() == cache->getResourceBytes());
b->unref();
REPORTER_ASSERT(reporter, 0 == TestResource::NumAlive());
REPORTER_ASSERT(reporter, 0 == cache->getResourceCount());
REPORTER_ASSERT(reporter, 0 == cache->getResourceBytes());
}
// Each integer passed as a template param creates a new domain.
template <int>
static void make_unique_key(GrUniqueKey* key, int data, const char* tag = nullptr) {
static GrUniqueKey::Domain d = GrUniqueKey::GenerateDomain();
GrUniqueKey::Builder builder(key, d, 1, tag);
builder[0] = data;
}
static void test_budgeting(skiatest::Reporter* reporter) {
Mock mock(10, 300);
GrContext* context = mock.context();
GrResourceCache* cache = mock.cache();
GrGpu* gpu = context->contextPriv().getGpu();
GrUniqueKey uniqueKey;
make_unique_key<0>(&uniqueKey, 0);
// Create a scratch, a unique, and a wrapped resource
TestResource* scratch =
TestResource::CreateScratch(gpu, SkBudgeted::kYes, TestResource::kB_SimulatedProperty);
scratch->setSize(10);
TestResource* unique = new TestResource(gpu);
unique->setSize(11);
unique->resourcePriv().setUniqueKey(uniqueKey);
TestResource* wrapped = TestResource::CreateWrapped(gpu);
wrapped->setSize(12);
TestResource* unbudgeted = new TestResource(gpu, SkBudgeted::kNo);
unbudgeted->setSize(13);
// Make sure we can add a unique key to the wrapped resource
GrUniqueKey uniqueKey2;
make_unique_key<0>(&uniqueKey2, 1);
wrapped->resourcePriv().setUniqueKey(uniqueKey2);
GrGpuResource* wrappedViaKey = cache->findAndRefUniqueResource(uniqueKey2);
REPORTER_ASSERT(reporter, wrappedViaKey != nullptr);
// Remove the extra ref we just added.
wrappedViaKey->unref();
// Make sure sizes are as we expect
REPORTER_ASSERT(reporter, 4 == cache->getResourceCount());
REPORTER_ASSERT(reporter, scratch->gpuMemorySize() + unique->gpuMemorySize() +
wrapped->gpuMemorySize() + unbudgeted->gpuMemorySize() ==
cache->getResourceBytes());
REPORTER_ASSERT(reporter, 2 == cache->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, scratch->gpuMemorySize() + unique->gpuMemorySize() ==
cache->getBudgetedResourceBytes());
REPORTER_ASSERT(reporter, 0 == cache->getPurgeableBytes());
// Our refs mean that the resources are non purgeable.
cache->purgeAllUnlocked();
REPORTER_ASSERT(reporter, 4 == cache->getResourceCount());
REPORTER_ASSERT(reporter, scratch->gpuMemorySize() + unique->gpuMemorySize() +
wrapped->gpuMemorySize() + unbudgeted->gpuMemorySize() ==
cache->getResourceBytes());
REPORTER_ASSERT(reporter, 2 == cache->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, scratch->gpuMemorySize() + unique->gpuMemorySize() ==
cache->getBudgetedResourceBytes());
REPORTER_ASSERT(reporter, 0 == cache->getPurgeableBytes());
// Unreffing the wrapped resource should free it right away.
wrapped->unref();
REPORTER_ASSERT(reporter, 3 == cache->getResourceCount());
REPORTER_ASSERT(reporter, scratch->gpuMemorySize() + unique->gpuMemorySize() +
unbudgeted->gpuMemorySize() == cache->getResourceBytes());
REPORTER_ASSERT(reporter, 0 == cache->getPurgeableBytes());
// Now try freeing the budgeted resources first
wrapped = TestResource::CreateWrapped(gpu);
scratch->setSize(12);
unique->unref();
REPORTER_ASSERT(reporter, 11 == cache->getPurgeableBytes());
cache->purgeAllUnlocked();
REPORTER_ASSERT(reporter, 3 == cache->getResourceCount());
REPORTER_ASSERT(reporter, scratch->gpuMemorySize() + wrapped->gpuMemorySize() +
unbudgeted->gpuMemorySize() == cache->getResourceBytes());
REPORTER_ASSERT(reporter, 1 == cache->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, scratch->gpuMemorySize() == cache->getBudgetedResourceBytes());
REPORTER_ASSERT(reporter, 0 == cache->getPurgeableBytes());
scratch->unref();
REPORTER_ASSERT(reporter, 12 == cache->getPurgeableBytes());
cache->purgeAllUnlocked();
REPORTER_ASSERT(reporter, 2 == cache->getResourceCount());
REPORTER_ASSERT(reporter, unbudgeted->gpuMemorySize() + wrapped->gpuMemorySize() ==
cache->getResourceBytes());
REPORTER_ASSERT(reporter, 0 == cache->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 0 == cache->getBudgetedResourceBytes());
REPORTER_ASSERT(reporter, 0 == cache->getPurgeableBytes());
wrapped->unref();
REPORTER_ASSERT(reporter, 1 == cache->getResourceCount());
REPORTER_ASSERT(reporter, unbudgeted->gpuMemorySize() == cache->getResourceBytes());
REPORTER_ASSERT(reporter, 0 == cache->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 0 == cache->getBudgetedResourceBytes());
REPORTER_ASSERT(reporter, 0 == cache->getPurgeableBytes());
unbudgeted->unref();
REPORTER_ASSERT(reporter, 0 == cache->getResourceCount());
REPORTER_ASSERT(reporter, 0 == cache->getResourceBytes());
REPORTER_ASSERT(reporter, 0 == cache->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 0 == cache->getBudgetedResourceBytes());
REPORTER_ASSERT(reporter, 0 == cache->getPurgeableBytes());
}
static void test_unbudgeted(skiatest::Reporter* reporter) {
Mock mock(10, 30000);
GrContext* context = mock.context();
GrResourceCache* cache = mock.cache();
GrGpu* gpu = context->contextPriv().getGpu();
GrUniqueKey uniqueKey;
make_unique_key<0>(&uniqueKey, 0);
TestResource* scratch;
TestResource* unique;
TestResource* wrapped;
TestResource* unbudgeted;
// A large uncached or wrapped resource shouldn't evict anything.
scratch = TestResource::CreateScratch(gpu, SkBudgeted::kYes,
TestResource::kB_SimulatedProperty);
scratch->setSize(10);
scratch->unref();
REPORTER_ASSERT(reporter, 1 == cache->getResourceCount());
REPORTER_ASSERT(reporter, 10 == cache->getResourceBytes());
REPORTER_ASSERT(reporter, 1 == cache->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 10 == cache->getBudgetedResourceBytes());
REPORTER_ASSERT(reporter, 10 == cache->getPurgeableBytes());
unique = new TestResource(gpu);
unique->setSize(11);
unique->resourcePriv().setUniqueKey(uniqueKey);
unique->unref();
REPORTER_ASSERT(reporter, 2 == cache->getResourceCount());
REPORTER_ASSERT(reporter, 21 == cache->getResourceBytes());
REPORTER_ASSERT(reporter, 2 == cache->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 21 == cache->getBudgetedResourceBytes());
REPORTER_ASSERT(reporter, 21 == cache->getPurgeableBytes());
size_t large = 2 * cache->getResourceBytes();
unbudgeted = new TestResource(gpu, SkBudgeted::kNo, large);
REPORTER_ASSERT(reporter, 3 == cache->getResourceCount());
REPORTER_ASSERT(reporter, 21 + large == cache->getResourceBytes());
REPORTER_ASSERT(reporter, 2 == cache->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 21 == cache->getBudgetedResourceBytes());
REPORTER_ASSERT(reporter, 21 == cache->getPurgeableBytes());
unbudgeted->unref();
REPORTER_ASSERT(reporter, 2 == cache->getResourceCount());
REPORTER_ASSERT(reporter, 21 == cache->getResourceBytes());
REPORTER_ASSERT(reporter, 2 == cache->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 21 == cache->getBudgetedResourceBytes());
REPORTER_ASSERT(reporter, 21 == cache->getPurgeableBytes());
wrapped = TestResource::CreateWrapped(gpu, large);
REPORTER_ASSERT(reporter, 3 == cache->getResourceCount());
REPORTER_ASSERT(reporter, 21 + large == cache->getResourceBytes());
REPORTER_ASSERT(reporter, 2 == cache->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 21 == cache->getBudgetedResourceBytes());
REPORTER_ASSERT(reporter, 21 == cache->getPurgeableBytes());
wrapped->unref();
REPORTER_ASSERT(reporter, 2 == cache->getResourceCount());
REPORTER_ASSERT(reporter, 21 == cache->getResourceBytes());
REPORTER_ASSERT(reporter, 2 == cache->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 21 == cache->getBudgetedResourceBytes());
REPORTER_ASSERT(reporter, 21 == cache->getPurgeableBytes());
cache->purgeAllUnlocked();
REPORTER_ASSERT(reporter, 0 == cache->getResourceCount());
REPORTER_ASSERT(reporter, 0 == cache->getResourceBytes());
REPORTER_ASSERT(reporter, 0 == cache->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 0 == cache->getBudgetedResourceBytes());
REPORTER_ASSERT(reporter, 0 == cache->getPurgeableBytes());
}
// This method can't be static because it needs to friended in GrGpuResource::CacheAccess.
void test_unbudgeted_to_scratch(skiatest::Reporter* reporter);
/*static*/ void test_unbudgeted_to_scratch(skiatest::Reporter* reporter) {
Mock mock(10, 300);
GrContext* context = mock.context();
GrResourceCache* cache = mock.cache();
GrGpu* gpu = context->contextPriv().getGpu();
TestResource* resource =
TestResource::CreateScratch(gpu, SkBudgeted::kNo, TestResource::kA_SimulatedProperty);
GrScratchKey key;
TestResource::ComputeScratchKey(TestResource::kA_SimulatedProperty, &key);
size_t size = resource->gpuMemorySize();
for (int i = 0; i < 2; ++i) {
// Since this resource is unbudgeted, it should not be reachable as scratch.
REPORTER_ASSERT(reporter, resource->resourcePriv().getScratchKey() == key);
REPORTER_ASSERT(reporter, !resource->cacheAccess().isScratch());
REPORTER_ASSERT(reporter, SkBudgeted::kNo == resource->resourcePriv().isBudgeted());
REPORTER_ASSERT(reporter, nullptr == cache->findAndRefScratchResource(key, TestResource::kDefaultSize, 0));
REPORTER_ASSERT(reporter, 1 == cache->getResourceCount());
REPORTER_ASSERT(reporter, size == cache->getResourceBytes());
REPORTER_ASSERT(reporter, 0 == cache->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 0 == cache->getBudgetedResourceBytes());
REPORTER_ASSERT(reporter, 0 == cache->getPurgeableBytes());
// Once it is unrefed, it should become available as scratch.
resource->unref();
REPORTER_ASSERT(reporter, 1 == cache->getResourceCount());
REPORTER_ASSERT(reporter, size == cache->getResourceBytes());
REPORTER_ASSERT(reporter, 1 == cache->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, size == cache->getBudgetedResourceBytes());
REPORTER_ASSERT(reporter, size == cache->getPurgeableBytes());
resource = static_cast<TestResource*>(cache->findAndRefScratchResource(key, TestResource::kDefaultSize, 0));
REPORTER_ASSERT(reporter, resource);
REPORTER_ASSERT(reporter, resource->resourcePriv().getScratchKey() == key);
REPORTER_ASSERT(reporter, resource->cacheAccess().isScratch());
REPORTER_ASSERT(reporter, SkBudgeted::kYes == resource->resourcePriv().isBudgeted());
if (0 == i) {
// If made unbudgeted, it should return to original state: ref'ed and unbudgeted. Try
// the above tests again.
resource->resourcePriv().makeUnbudgeted();
} else {
// After the second time around, try removing the scratch key
resource->resourcePriv().removeScratchKey();
REPORTER_ASSERT(reporter, 1 == cache->getResourceCount());
REPORTER_ASSERT(reporter, size == cache->getResourceBytes());
REPORTER_ASSERT(reporter, 1 == cache->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, size == cache->getBudgetedResourceBytes());
REPORTER_ASSERT(reporter, 0 == cache->getPurgeableBytes());
REPORTER_ASSERT(reporter, !resource->resourcePriv().getScratchKey().isValid());
REPORTER_ASSERT(reporter, !resource->cacheAccess().isScratch());
REPORTER_ASSERT(reporter, SkBudgeted::kYes == resource->resourcePriv().isBudgeted());
// now when it is unrefed it should die since it has no key.
resource->unref();
REPORTER_ASSERT(reporter, 0 == cache->getResourceCount());
REPORTER_ASSERT(reporter, 0 == cache->getResourceBytes());
REPORTER_ASSERT(reporter, 0 == cache->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 0 == cache->getBudgetedResourceBytes());
REPORTER_ASSERT(reporter, 0 == cache->getPurgeableBytes());
}
}
}
static void test_duplicate_scratch_key(skiatest::Reporter* reporter) {
Mock mock(5, 30000);
GrContext* context = mock.context();
GrResourceCache* cache = mock.cache();
GrGpu* gpu = context->contextPriv().getGpu();
// Create two resources that have the same scratch key.
TestResource* a = TestResource::CreateScratch(gpu,
SkBudgeted::kYes,
TestResource::kB_SimulatedProperty);
TestResource* b = TestResource::CreateScratch(gpu,
SkBudgeted::kYes,
TestResource::kB_SimulatedProperty);
a->setSize(11);
b->setSize(12);
GrScratchKey scratchKey1;
TestResource::ComputeScratchKey(TestResource::kA_SimulatedProperty, &scratchKey1);
// Check for negative case consistency. (leaks upon test failure.)
REPORTER_ASSERT(reporter, nullptr == cache->findAndRefScratchResource(scratchKey1, TestResource::kDefaultSize, 0));
GrScratchKey scratchKey;
TestResource::ComputeScratchKey(TestResource::kB_SimulatedProperty, &scratchKey);
// Scratch resources are registered with GrResourceCache just by existing. There are 2.
REPORTER_ASSERT(reporter, 2 == TestResource::NumAlive());
SkDEBUGCODE(REPORTER_ASSERT(reporter, 2 == cache->countScratchEntriesForKey(scratchKey));)
REPORTER_ASSERT(reporter, 2 == cache->getResourceCount());
REPORTER_ASSERT(reporter, a->gpuMemorySize() + b->gpuMemorySize() ==
cache->getResourceBytes());
// Our refs mean that the resources are non purgeable.
cache->purgeAllUnlocked();
REPORTER_ASSERT(reporter, 2 == TestResource::NumAlive());
REPORTER_ASSERT(reporter, 2 == cache->getResourceCount());
// Unref but don't purge
a->unref();
b->unref();
REPORTER_ASSERT(reporter, 2 == TestResource::NumAlive());
SkDEBUGCODE(REPORTER_ASSERT(reporter, 2 == cache->countScratchEntriesForKey(scratchKey));)
// Purge again. This time resources should be purgeable.
cache->purgeAllUnlocked();
REPORTER_ASSERT(reporter, 0 == TestResource::NumAlive());
REPORTER_ASSERT(reporter, 0 == cache->getResourceCount());
SkDEBUGCODE(REPORTER_ASSERT(reporter, 0 == cache->countScratchEntriesForKey(scratchKey));)
}
static void test_remove_scratch_key(skiatest::Reporter* reporter) {
Mock mock(5, 30000);
GrContext* context = mock.context();
GrResourceCache* cache = mock.cache();
GrGpu* gpu = context->contextPriv().getGpu();
// Create two resources that have the same scratch key.
TestResource* a = TestResource::CreateScratch(gpu, SkBudgeted::kYes,
TestResource::kB_SimulatedProperty);
TestResource* b = TestResource::CreateScratch(gpu, SkBudgeted::kYes,
TestResource::kB_SimulatedProperty);
a->unref();
b->unref();
GrScratchKey scratchKey;
// Ensure that scratch key lookup is correct for negative case.
TestResource::ComputeScratchKey(TestResource::kA_SimulatedProperty, &scratchKey);
// (following leaks upon test failure).
REPORTER_ASSERT(reporter, cache->findAndRefScratchResource(scratchKey, TestResource::kDefaultSize, 0) == nullptr);
// Scratch resources are registered with GrResourceCache just by existing. There are 2.
TestResource::ComputeScratchKey(TestResource::kB_SimulatedProperty, &scratchKey);
REPORTER_ASSERT(reporter, 2 == TestResource::NumAlive());
SkDEBUGCODE(REPORTER_ASSERT(reporter, 2 == cache->countScratchEntriesForKey(scratchKey));)
REPORTER_ASSERT(reporter, 2 == cache->getResourceCount());
// Find the first resource and remove its scratch key
GrGpuResource* find;
find = cache->findAndRefScratchResource(scratchKey, TestResource::kDefaultSize, 0);
find->resourcePriv().removeScratchKey();
// It's still alive, but not cached by scratch key anymore
REPORTER_ASSERT(reporter, 2 == TestResource::NumAlive());
SkDEBUGCODE(REPORTER_ASSERT(reporter, 1 == cache->countScratchEntriesForKey(scratchKey));)
REPORTER_ASSERT(reporter, 2 == cache->getResourceCount());
// The cache should immediately delete it when it's unrefed since it isn't accessible.
find->unref();
REPORTER_ASSERT(reporter, 1 == TestResource::NumAlive());
SkDEBUGCODE(REPORTER_ASSERT(reporter, 1 == cache->countScratchEntriesForKey(scratchKey));)
REPORTER_ASSERT(reporter, 1 == cache->getResourceCount());
// Repeat for the second resource.
find = cache->findAndRefScratchResource(scratchKey, TestResource::kDefaultSize, 0);
find->resourcePriv().removeScratchKey();
REPORTER_ASSERT(reporter, 1 == TestResource::NumAlive());
SkDEBUGCODE(REPORTER_ASSERT(reporter, 0 == cache->countScratchEntriesForKey(scratchKey));)
REPORTER_ASSERT(reporter, 1 == cache->getResourceCount());
// Should be able to call this multiple times with no problem.
find->resourcePriv().removeScratchKey();
REPORTER_ASSERT(reporter, 1 == TestResource::NumAlive());
SkDEBUGCODE(REPORTER_ASSERT(reporter, 0 == cache->countScratchEntriesForKey(scratchKey));)
REPORTER_ASSERT(reporter, 1 == cache->getResourceCount());
find->unref();
REPORTER_ASSERT(reporter, 0 == TestResource::NumAlive());
SkDEBUGCODE(REPORTER_ASSERT(reporter, 0 == cache->countScratchEntriesForKey(scratchKey));)
REPORTER_ASSERT(reporter, 0 == cache->getResourceCount());
}
static void test_scratch_key_consistency(skiatest::Reporter* reporter) {
Mock mock(5, 30000);
GrContext* context = mock.context();
GrResourceCache* cache = mock.cache();
GrGpu* gpu = context->contextPriv().getGpu();
// Create two resources that have the same scratch key.
TestResource* a = TestResource::CreateScratch(gpu, SkBudgeted::kYes,
TestResource::kB_SimulatedProperty);
TestResource* b = TestResource::CreateScratch(gpu, SkBudgeted::kYes,
TestResource::kB_SimulatedProperty);
a->unref();
b->unref();
GrScratchKey scratchKey;
// Ensure that scratch key comparison and assignment is consistent.
GrScratchKey scratchKey1;
TestResource::ComputeScratchKey(TestResource::kA_SimulatedProperty, &scratchKey1);
GrScratchKey scratchKey2;
TestResource::ComputeScratchKey(TestResource::kB_SimulatedProperty, &scratchKey2);
REPORTER_ASSERT(reporter, scratchKey1.size() == TestResource::ExpectedScratchKeySize());
REPORTER_ASSERT(reporter, scratchKey1 != scratchKey2);
REPORTER_ASSERT(reporter, scratchKey2 != scratchKey1);
scratchKey = scratchKey1;
REPORTER_ASSERT(reporter, scratchKey.size() == TestResource::ExpectedScratchKeySize());
REPORTER_ASSERT(reporter, scratchKey1 == scratchKey);
REPORTER_ASSERT(reporter, scratchKey == scratchKey1);
REPORTER_ASSERT(reporter, scratchKey2 != scratchKey);
REPORTER_ASSERT(reporter, scratchKey != scratchKey2);
scratchKey = scratchKey2;
REPORTER_ASSERT(reporter, scratchKey.size() == TestResource::ExpectedScratchKeySize());
REPORTER_ASSERT(reporter, scratchKey1 != scratchKey);
REPORTER_ASSERT(reporter, scratchKey != scratchKey1);
REPORTER_ASSERT(reporter, scratchKey2 == scratchKey);
REPORTER_ASSERT(reporter, scratchKey == scratchKey2);
// Ensure that scratch key lookup is correct for negative case.
TestResource::ComputeScratchKey(TestResource::kA_SimulatedProperty, &scratchKey);
// (following leaks upon test failure).
REPORTER_ASSERT(reporter, cache->findAndRefScratchResource(scratchKey, TestResource::kDefaultSize, 0) == nullptr);
// Find the first resource with a scratch key and a copy of a scratch key.
TestResource::ComputeScratchKey(TestResource::kB_SimulatedProperty, &scratchKey);
GrGpuResource* find = cache->findAndRefScratchResource(scratchKey, TestResource::kDefaultSize, 0);
REPORTER_ASSERT(reporter, find != nullptr);
find->unref();
scratchKey2 = scratchKey;
find = cache->findAndRefScratchResource(scratchKey2, TestResource::kDefaultSize, 0);
REPORTER_ASSERT(reporter, find != nullptr);
REPORTER_ASSERT(reporter, find == a || find == b);
GrGpuResource* find2 = cache->findAndRefScratchResource(scratchKey2, TestResource::kDefaultSize, 0);
REPORTER_ASSERT(reporter, find2 != nullptr);
REPORTER_ASSERT(reporter, find2 == a || find2 == b);
REPORTER_ASSERT(reporter, find2 != find);
find2->unref();
find->unref();
}
static void test_duplicate_unique_key(skiatest::Reporter* reporter) {
Mock mock(5, 30000);
GrContext* context = mock.context();
GrResourceCache* cache = mock.cache();
GrGpu* gpu = context->contextPriv().getGpu();
GrUniqueKey key;
make_unique_key<0>(&key, 0);
// Create two resources that we will attempt to register with the same unique key.
TestResource* a = new TestResource(gpu);
a->setSize(11);
// Set key on resource a.
a->resourcePriv().setUniqueKey(key);
REPORTER_ASSERT(reporter, a == cache->findAndRefUniqueResource(key));
a->unref();
// Make sure that redundantly setting a's key works.
a->resourcePriv().setUniqueKey(key);
REPORTER_ASSERT(reporter, a == cache->findAndRefUniqueResource(key));
a->unref();
REPORTER_ASSERT(reporter, 1 == cache->getResourceCount());
REPORTER_ASSERT(reporter, a->gpuMemorySize() == cache->getResourceBytes());
REPORTER_ASSERT(reporter, 1 == TestResource::NumAlive());
// Create resource b and set the same key. It should replace a's unique key cache entry.
TestResource* b = new TestResource(gpu);
b->setSize(12);
b->resourcePriv().setUniqueKey(key);
REPORTER_ASSERT(reporter, b == cache->findAndRefUniqueResource(key));
b->unref();
// Still have two resources because a is still reffed.
REPORTER_ASSERT(reporter, 2 == cache->getResourceCount());
REPORTER_ASSERT(reporter, a->gpuMemorySize() + b->gpuMemorySize() == cache->getResourceBytes());
REPORTER_ASSERT(reporter, 2 == TestResource::NumAlive());
a->unref();
// Now a should be gone.
REPORTER_ASSERT(reporter, 1 == cache->getResourceCount());
REPORTER_ASSERT(reporter, b->gpuMemorySize() == cache->getResourceBytes());
REPORTER_ASSERT(reporter, 1 == TestResource::NumAlive());
// Now replace b with c, but make sure c can start with one unique key and change it to b's key.
// Also make b be unreffed when replacement occurs.
b->unref();
TestResource* c = new TestResource(gpu);
GrUniqueKey differentKey;
make_unique_key<0>(&differentKey, 1);
c->setSize(13);
c->resourcePriv().setUniqueKey(differentKey);
REPORTER_ASSERT(reporter, 2 == cache->getResourceCount());
REPORTER_ASSERT(reporter, b->gpuMemorySize() + c->gpuMemorySize() == cache->getResourceBytes());
REPORTER_ASSERT(reporter, 2 == TestResource::NumAlive());
// c replaces b and b should be immediately purged.
c->resourcePriv().setUniqueKey(key);
REPORTER_ASSERT(reporter, 1 == cache->getResourceCount());
REPORTER_ASSERT(reporter, c->gpuMemorySize() == cache->getResourceBytes());
REPORTER_ASSERT(reporter, 1 == TestResource::NumAlive());
// c shouldn't be purged because it is ref'ed.
cache->purgeAllUnlocked();
REPORTER_ASSERT(reporter, 1 == cache->getResourceCount());
REPORTER_ASSERT(reporter, c->gpuMemorySize() == cache->getResourceBytes());
REPORTER_ASSERT(reporter, 1 == TestResource::NumAlive());
// Drop the ref on c, it should be kept alive because it has a unique key.
c->unref();
REPORTER_ASSERT(reporter, 1 == cache->getResourceCount());
REPORTER_ASSERT(reporter, c->gpuMemorySize() == cache->getResourceBytes());
REPORTER_ASSERT(reporter, 1 == TestResource::NumAlive());
// Verify that we can find c, then remove its unique key. It should get purged immediately.
REPORTER_ASSERT(reporter, c == cache->findAndRefUniqueResource(key));
c->resourcePriv().removeUniqueKey();
c->unref();
REPORTER_ASSERT(reporter, 0 == cache->getResourceCount());
REPORTER_ASSERT(reporter, 0 == cache->getResourceBytes());
REPORTER_ASSERT(reporter, 0 == TestResource::NumAlive());
{
GrUniqueKey key2;
make_unique_key<0>(&key2, 0);
sk_sp<TestResource> d(new TestResource(gpu));
int foo = 4132;
key2.setCustomData(SkData::MakeWithCopy(&foo, sizeof(foo)));
d->resourcePriv().setUniqueKey(key2);
}
GrUniqueKey key3;
make_unique_key<0>(&key3, 0);
sk_sp<GrGpuResource> d2(cache->findAndRefUniqueResource(key3));
REPORTER_ASSERT(reporter, *(int*) d2->getUniqueKey().getCustomData()->data() == 4132);
}
static void test_purge_invalidated(skiatest::Reporter* reporter) {
Mock mock(5, 30000);
GrContext* context = mock.context();
GrResourceCache* cache = mock.cache();
GrGpu* gpu = context->contextPriv().getGpu();
GrUniqueKey key1, key2, key3;
make_unique_key<0>(&key1, 1);
make_unique_key<0>(&key2, 2);
make_unique_key<0>(&key3, 3);
// Add three resources to the cache. Only c is usable as scratch.
TestResource* a = new TestResource(gpu);
TestResource* b = new TestResource(gpu);
TestResource* c = TestResource::CreateScratch(gpu, SkBudgeted::kYes,
TestResource::kA_SimulatedProperty);
a->resourcePriv().setUniqueKey(key1);
b->resourcePriv().setUniqueKey(key2);
c->resourcePriv().setUniqueKey(key3);
a->unref();
// hold b until *after* the message is sent.
c->unref();
REPORTER_ASSERT(reporter, cache->hasUniqueKey(key1));
REPORTER_ASSERT(reporter, cache->hasUniqueKey(key2));
REPORTER_ASSERT(reporter, cache->hasUniqueKey(key3));
REPORTER_ASSERT(reporter, 3 == TestResource::NumAlive());
typedef GrUniqueKeyInvalidatedMessage Msg;
typedef SkMessageBus<GrUniqueKeyInvalidatedMessage> Bus;
// Invalidate two of the three, they should be purged and no longer accessible via their keys.
Bus::Post(Msg(key1));
Bus::Post(Msg(key2));
cache->purgeAsNeeded();
// a should be deleted now, but we still have a ref on b.
REPORTER_ASSERT(reporter, !cache->hasUniqueKey(key1));
REPORTER_ASSERT(reporter, !cache->hasUniqueKey(key2));
REPORTER_ASSERT(reporter, 2 == TestResource::NumAlive());
REPORTER_ASSERT(reporter, cache->hasUniqueKey(key3));
// Invalidate the third.
Bus::Post(Msg(key3));
cache->purgeAsNeeded();
// we still have a ref on b, c should be recycled as scratch.
REPORTER_ASSERT(reporter, 2 == TestResource::NumAlive());
REPORTER_ASSERT(reporter, !cache->hasUniqueKey(key3));
// make b purgeable. It should be immediately deleted since it has no key.
b->unref();
REPORTER_ASSERT(reporter, 1 == TestResource::NumAlive());
// Make sure we actually get to c via it's scratch key, before we say goodbye.
GrScratchKey scratchKey;
TestResource::ComputeScratchKey(TestResource::kA_SimulatedProperty, &scratchKey);
GrGpuResource* scratch = cache->findAndRefScratchResource(scratchKey, TestResource::kDefaultSize, 0);
REPORTER_ASSERT(reporter, scratch == c);
SkSafeUnref(scratch);
// Get rid of c.
cache->purgeAllUnlocked();
scratch = cache->findAndRefScratchResource(scratchKey, TestResource::kDefaultSize, 0);
REPORTER_ASSERT(reporter, 0 == TestResource::NumAlive());
REPORTER_ASSERT(reporter, 0 == cache->getResourceCount());
REPORTER_ASSERT(reporter, 0 == cache->getResourceBytes());
REPORTER_ASSERT(reporter, !scratch);
SkSafeUnref(scratch);
}
static void test_cache_chained_purge(skiatest::Reporter* reporter) {
Mock mock(3, 30000);
GrContext* context = mock.context();
GrResourceCache* cache = mock.cache();
GrGpu* gpu = context->contextPriv().getGpu();
GrUniqueKey key1, key2;
make_unique_key<0>(&key1, 1);
make_unique_key<0>(&key2, 2);
TestResource* a = new TestResource(gpu);
TestResource* b = new TestResource(gpu);
a->resourcePriv().setUniqueKey(key1);
b->resourcePriv().setUniqueKey(key2);
// Make a cycle
a->setUnrefWhenDestroyed(b);
b->setUnrefWhenDestroyed(a);
REPORTER_ASSERT(reporter, 2 == TestResource::NumAlive());
a->unref();
b->unref();
REPORTER_ASSERT(reporter, 2 == TestResource::NumAlive());
cache->purgeAllUnlocked();
REPORTER_ASSERT(reporter, 2 == TestResource::NumAlive());
// Break the cycle
a->setUnrefWhenDestroyed(nullptr);
REPORTER_ASSERT(reporter, 2 == TestResource::NumAlive());
cache->purgeAllUnlocked();
REPORTER_ASSERT(reporter, 0 == TestResource::NumAlive());
}
static void test_resource_size_changed(skiatest::Reporter* reporter) {
GrUniqueKey key1, key2;
make_unique_key<0>(&key1, 1);
make_unique_key<0>(&key2, 2);
// Test changing resources sizes (both increase & decrease).
{
Mock mock(3, 30000);
GrContext* context = mock.context();
GrResourceCache* cache = mock.cache();
GrGpu* gpu = context->contextPriv().getGpu();
TestResource* a = new TestResource(gpu);
a->resourcePriv().setUniqueKey(key1);
a->unref();
TestResource* b = new TestResource(gpu);
b->resourcePriv().setUniqueKey(key2);
b->unref();
REPORTER_ASSERT(reporter, 200 == cache->getResourceBytes());
REPORTER_ASSERT(reporter, 2 == cache->getResourceCount());
{
sk_sp<TestResource> find2(
static_cast<TestResource*>(cache->findAndRefUniqueResource(key2)));
find2->setSize(200);
sk_sp<TestResource> find1(
static_cast<TestResource*>(cache->findAndRefUniqueResource(key1)));
find1->setSize(50);
}
REPORTER_ASSERT(reporter, 250 == cache->getResourceBytes());
REPORTER_ASSERT(reporter, 2 == cache->getResourceCount());
}
// Test increasing a resources size beyond the cache budget.
{
Mock mock(2, 300);
GrContext* context = mock.context();
GrResourceCache* cache = mock.cache();
GrGpu* gpu = context->contextPriv().getGpu();
TestResource* a = new TestResource(gpu);
a->setSize(100);
a->resourcePriv().setUniqueKey(key1);
a->unref();
TestResource* b = new TestResource(gpu);
b->setSize(100);
b->resourcePriv().setUniqueKey(key2);
b->unref();
REPORTER_ASSERT(reporter, 200 == cache->getResourceBytes());
REPORTER_ASSERT(reporter, 2 == cache->getResourceCount());
{
sk_sp<TestResource> find2(static_cast<TestResource*>(
cache->findAndRefUniqueResource(key2)));
find2->setSize(201);
}
REPORTER_ASSERT(reporter, !cache->hasUniqueKey(key1));
REPORTER_ASSERT(reporter, 201 == cache->getResourceBytes());
REPORTER_ASSERT(reporter, 1 == cache->getResourceCount());
}
}
static void test_timestamp_wrap(skiatest::Reporter* reporter) {
static const int kCount = 50;
static const int kBudgetCnt = kCount / 2;
static const int kLockedFreq = 8;
static const int kBudgetSize = 0x80000000;
SkRandom random;
// Run the test 2*kCount times;
for (int i = 0; i < 2 * kCount; ++i ) {
Mock mock(kBudgetCnt, kBudgetSize);
GrContext* context = mock.context();
GrResourceCache* cache = mock.cache();
GrGpu* gpu = context->contextPriv().getGpu();
// Pick a random number of resources to add before the timestamp will wrap.
cache->changeTimestamp(SK_MaxU32 - random.nextULessThan(kCount + 1));
static const int kNumToPurge = kCount - kBudgetCnt;
SkTDArray<int> shouldPurgeIdxs;
int purgeableCnt = 0;
SkTDArray<GrGpuResource*> resourcesToUnref;
// Add kCount resources, holding onto resources at random so we have a mix of purgeable and
// unpurgeable resources.
for (int j = 0; j < kCount; ++j) {
GrUniqueKey key;
make_unique_key<0>(&key, j);
TestResource* r = new TestResource(gpu);
r->resourcePriv().setUniqueKey(key);
if (random.nextU() % kLockedFreq) {
// Make this is purgeable.
r->unref();
++purgeableCnt;
if (purgeableCnt <= kNumToPurge) {
*shouldPurgeIdxs.append() = j;
}
} else {
*resourcesToUnref.append() = r;
}
}
// Verify that the correct resources were purged.
int currShouldPurgeIdx = 0;
for (int j = 0; j < kCount; ++j) {
GrUniqueKey key;
make_unique_key<0>(&key, j);
GrGpuResource* res = cache->findAndRefUniqueResource(key);
if (currShouldPurgeIdx < shouldPurgeIdxs.count() &&
shouldPurgeIdxs[currShouldPurgeIdx] == j) {
++currShouldPurgeIdx;
REPORTER_ASSERT(reporter, nullptr == res);
} else {
REPORTER_ASSERT(reporter, nullptr != res);
}
SkSafeUnref(res);
}
for (int j = 0; j < resourcesToUnref.count(); ++j) {
resourcesToUnref[j]->unref();
}
}
}
static void test_flush(skiatest::Reporter* reporter) {
Mock mock(1000000, 1000000);
GrContext* context = mock.context();
GrResourceCache* cache = mock.cache();
GrGpu* gpu = context->contextPriv().getGpu();
// The current cache impl will round the max flush count to the next power of 2. So we choose a
// power of two here to keep things simpler.
static const int kFlushCount = 16;
cache->setLimits(1000000, 1000000, kFlushCount);
{
// Insert a resource and send a flush notification kFlushCount times.
for (int i = 0; i < kFlushCount; ++i) {
TestResource* r = new TestResource(gpu);
GrUniqueKey k;
make_unique_key<1>(&k, i);
r->resourcePriv().setUniqueKey(k);
r->unref();
cache->notifyFlushOccurred(GrResourceCache::kExternal);
}
// Send flush notifications to the cache. Each flush should purge the oldest resource.
for (int i = 0; i < kFlushCount; ++i) {
cache->notifyFlushOccurred(GrResourceCache::kExternal);
REPORTER_ASSERT(reporter, kFlushCount - i - 1 == cache->getResourceCount());
for (int j = 0; j < i; ++j) {
GrUniqueKey k;
make_unique_key<1>(&k, j);
GrGpuResource* r = cache->findAndRefUniqueResource(k);
REPORTER_ASSERT(reporter, !SkToBool(r));
SkSafeUnref(r);
}
}
REPORTER_ASSERT(reporter, 0 == cache->getResourceCount());
cache->purgeAllUnlocked();
}
// Do a similar test but where we leave refs on some resources to prevent them from being
// purged.
{
GrGpuResource* refedResources[kFlushCount >> 1];
for (int i = 0; i < kFlushCount; ++i) {
TestResource* r = new TestResource(gpu);
GrUniqueKey k;
make_unique_key<1>(&k, i);
r->resourcePriv().setUniqueKey(k);
// Leave a ref on every other resource, beginning with the first.
if (SkToBool(i & 0x1)) {
refedResources[i/2] = r;
} else {
r->unref();
}
cache->notifyFlushOccurred(GrResourceCache::kExternal);
}
for (int i = 0; i < kFlushCount; ++i) {
// Should get a resource purged every other flush.
cache->notifyFlushOccurred(GrResourceCache::kExternal);
REPORTER_ASSERT(reporter, kFlushCount - i/2 - 1 == cache->getResourceCount());
}
// Unref all the resources that we kept refs on in the first loop.
for (int i = 0; i < kFlushCount >> 1; ++i) {
refedResources[i]->unref();
}
// After kFlushCount + 1 flushes they all will have sat in the purgeable queue for
// kFlushCount full flushes.
for (int i = 0; i < kFlushCount + 1; ++i) {
REPORTER_ASSERT(reporter, kFlushCount >> 1 == cache->getResourceCount());
cache->notifyFlushOccurred(GrResourceCache::kExternal);
}
REPORTER_ASSERT(reporter, 0 == cache->getResourceCount());
cache->purgeAllUnlocked();
}
REPORTER_ASSERT(reporter, 0 == cache->getResourceCount());
// Verify that calling flush() on a GrContext with nothing to do will not trigger resource
// eviction.
context->flush();
for (int i = 0; i < 10; ++i) {
TestResource* r = new TestResource(gpu);
GrUniqueKey k;
make_unique_key<1>(&k, i);
r->resourcePriv().setUniqueKey(k);
r->unref();
}
REPORTER_ASSERT(reporter, 10 == cache->getResourceCount());
for (int i = 0; i < 10 * kFlushCount; ++i) {
context->flush();
}
REPORTER_ASSERT(reporter, 10 == cache->getResourceCount());
}
static void test_time_purge(skiatest::Reporter* reporter) {
Mock mock(1000000, 1000000);
GrContext* context = mock.context();
GrResourceCache* cache = mock.cache();
GrGpu* gpu = context->contextPriv().getGpu();
static constexpr int kCnts[] = {1, 10, 1024};
auto nowish = []() {
// We sleep so that we ensure we get a value that is greater than the last call to
// GrStdSteadyClock::now().
std::this_thread::sleep_for(GrStdSteadyClock::duration(5));
auto result = GrStdSteadyClock::now();
// Also sleep afterwards so we don't get this value again.
std::this_thread::sleep_for(GrStdSteadyClock::duration(5));
return result;
};
for (int cnt : kCnts) {
std::unique_ptr<GrStdSteadyClock::time_point[]> timeStamps(
new GrStdSteadyClock::time_point[cnt]);
{
// Insert resources and get time points between each addition.
for (int i = 0; i < cnt; ++i) {
TestResource* r = new TestResource(gpu);
GrUniqueKey k;
make_unique_key<1>(&k, i);
r->resourcePriv().setUniqueKey(k);
r->unref();
timeStamps.get()[i] = nowish();
}
// Purge based on the time points between resource additions. Each purge should remove
// the oldest resource.
for (int i = 0; i < cnt; ++i) {
cache->purgeResourcesNotUsedSince(timeStamps[i]);
REPORTER_ASSERT(reporter, cnt - i - 1 == cache->getResourceCount());
for (int j = 0; j < i; ++j) {
GrUniqueKey k;
make_unique_key<1>(&k, j);
GrGpuResource* r = cache->findAndRefUniqueResource(k);
REPORTER_ASSERT(reporter, !SkToBool(r));
SkSafeUnref(r);
}
}
REPORTER_ASSERT(reporter, 0 == cache->getResourceCount());
cache->purgeAllUnlocked();
}
// Do a similar test but where we leave refs on some resources to prevent them from being
// purged.
{
std::unique_ptr<GrGpuResource* []> refedResources(new GrGpuResource*[cnt / 2]);
for (int i = 0; i < cnt; ++i) {
TestResource* r = new TestResource(gpu);
GrUniqueKey k;
make_unique_key<1>(&k, i);
r->resourcePriv().setUniqueKey(k);
// Leave a ref on every other resource, beginning with the first.
if (SkToBool(i & 0x1)) {
refedResources.get()[i / 2] = r;
} else {
r->unref();
}
timeStamps.get()[i] = nowish();
}
for (int i = 0; i < cnt; ++i) {
// Should get a resource purged every other frame.
cache->purgeResourcesNotUsedSince(timeStamps[i]);
REPORTER_ASSERT(reporter, cnt - i / 2 - 1 == cache->getResourceCount());
}
// Unref all the resources that we kept refs on in the first loop.
for (int i = 0; i < (cnt / 2); ++i) {
refedResources.get()[i]->unref();
cache->purgeResourcesNotUsedSince(nowish());
REPORTER_ASSERT(reporter, cnt / 2 - i - 1 == cache->getResourceCount());
}
cache->purgeAllUnlocked();
}
REPORTER_ASSERT(reporter, 0 == cache->getResourceCount());
// Verify that calling flush() on a GrContext with nothing to do will not trigger resource
// eviction
context->flush();
for (int i = 0; i < 10; ++i) {
TestResource* r = new TestResource(gpu);
GrUniqueKey k;
make_unique_key<1>(&k, i);
r->resourcePriv().setUniqueKey(k);
r->unref();
}
REPORTER_ASSERT(reporter, 10 == cache->getResourceCount());
context->flush();
REPORTER_ASSERT(reporter, 10 == cache->getResourceCount());
cache->purgeResourcesNotUsedSince(nowish());
REPORTER_ASSERT(reporter, 0 == cache->getResourceCount());
}
}
static void test_partial_purge(skiatest::Reporter* reporter) {
Mock mock(6, 100);
GrContext* context = mock.context();
GrResourceCache* cache = mock.cache();
GrGpu* gpu = context->contextPriv().getGpu();
enum TestsCase {
kOnlyScratch_TestCase = 0,
kPartialScratch_TestCase = 1,
kAllScratch_TestCase = 2,
kPartial_TestCase = 3,
kAll_TestCase = 4,
kNone_TestCase = 5,
kEndTests_TestCase = kNone_TestCase + 1
};
for (int testCase = 0; testCase < kEndTests_TestCase; testCase++) {
GrUniqueKey key1, key2, key3;
make_unique_key<0>(&key1, 1);
make_unique_key<0>(&key2, 2);
make_unique_key<0>(&key3, 3);
// Add three unique resources to the cache.
TestResource *unique1 = new TestResource(gpu);
TestResource *unique2 = new TestResource(gpu);
TestResource *unique3 = new TestResource(gpu);
unique1->resourcePriv().setUniqueKey(key1);
unique2->resourcePriv().setUniqueKey(key2);
unique3->resourcePriv().setUniqueKey(key3);
unique1->setSize(10);
unique2->setSize(11);
unique3->setSize(12);
// Add two scratch resources to the cache.
TestResource *scratch1 = TestResource::CreateScratch(gpu, SkBudgeted::kYes,
TestResource::kA_SimulatedProperty);
TestResource *scratch2 = TestResource::CreateScratch(gpu, SkBudgeted::kYes,
TestResource::kB_SimulatedProperty);
scratch1->setSize(13);
scratch2->setSize(14);
REPORTER_ASSERT(reporter, 5 == cache->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 60 == cache->getBudgetedResourceBytes());
REPORTER_ASSERT(reporter, 0 == cache->getPurgeableBytes());
// Add resources to the purgeable queue
unique1->unref();
scratch1->unref();
unique2->unref();
scratch2->unref();
unique3->unref();
REPORTER_ASSERT(reporter, 5 == cache->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 60 == cache->getBudgetedResourceBytes());
REPORTER_ASSERT(reporter, 60 == cache->getPurgeableBytes());
switch(testCase) {
case kOnlyScratch_TestCase: {
context->purgeUnlockedResources(14, true);
REPORTER_ASSERT(reporter, 3 == cache->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 33 == cache->getBudgetedResourceBytes());
break;
}
case kPartialScratch_TestCase: {
context->purgeUnlockedResources(3, true);
REPORTER_ASSERT(reporter, 4 == cache->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 47 == cache->getBudgetedResourceBytes());
break;
}
case kAllScratch_TestCase: {
context->purgeUnlockedResources(50, true);
REPORTER_ASSERT(reporter, 0 == cache->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 0 == cache->getBudgetedResourceBytes());
break;
}
case kPartial_TestCase: {
context->purgeUnlockedResources(13, false);
REPORTER_ASSERT(reporter, 3 == cache->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 37 == cache->getBudgetedResourceBytes());
break;
}
case kAll_TestCase: {
context->purgeUnlockedResources(50, false);
REPORTER_ASSERT(reporter, 0 == cache->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 0 == cache->getBudgetedResourceBytes());
break;
}
case kNone_TestCase: {
context->purgeUnlockedResources(0, true);
context->purgeUnlockedResources(0, false);
REPORTER_ASSERT(reporter, 5 == cache->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 60 == cache->getBudgetedResourceBytes());
REPORTER_ASSERT(reporter, 60 == cache->getPurgeableBytes());
break;
}
};
// ensure all are purged before the next
context->purgeAllUnlockedResources();
REPORTER_ASSERT(reporter, 0 == cache->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 0 == cache->getPurgeableBytes());
}
}
static void test_large_resource_count(skiatest::Reporter* reporter) {
// Set the cache size to double the resource count because we're going to create 2x that number
// resources, using two different key domains. Add a little slop to the bytes because we resize
// down to 1 byte after creating the resource.
static const int kResourceCnt = 2000;
Mock mock(2 * kResourceCnt, 2 * kResourceCnt + 1000);
GrContext* context = mock.context();
GrResourceCache* cache = mock.cache();
GrGpu* gpu = context->contextPriv().getGpu();
for (int i = 0; i < kResourceCnt; ++i) {
GrUniqueKey key1, key2;
make_unique_key<1>(&key1, i);
make_unique_key<2>(&key2, i);
TestResource* resource;
resource = new TestResource(gpu);
resource->resourcePriv().setUniqueKey(key1);
resource->setSize(1);
resource->unref();
resource = new TestResource(gpu);
resource->resourcePriv().setUniqueKey(key2);
resource->setSize(1);
resource->unref();
}
REPORTER_ASSERT(reporter, TestResource::NumAlive() == 2 * kResourceCnt);
REPORTER_ASSERT(reporter, cache->getPurgeableBytes() == 2 * kResourceCnt);
REPORTER_ASSERT(reporter, cache->getBudgetedResourceBytes() == 2 * kResourceCnt);
REPORTER_ASSERT(reporter, cache->getBudgetedResourceCount() == 2 * kResourceCnt);
REPORTER_ASSERT(reporter, cache->getResourceBytes() == 2 * kResourceCnt);
REPORTER_ASSERT(reporter, cache->getResourceCount() == 2 * kResourceCnt);
for (int i = 0; i < kResourceCnt; ++i) {
GrUniqueKey key1, key2;
make_unique_key<1>(&key1, i);
make_unique_key<2>(&key2, i);
REPORTER_ASSERT(reporter, cache->hasUniqueKey(key1));
REPORTER_ASSERT(reporter, cache->hasUniqueKey(key2));
}
cache->purgeAllUnlocked();
REPORTER_ASSERT(reporter, TestResource::NumAlive() == 0);
REPORTER_ASSERT(reporter, cache->getPurgeableBytes() == 0);
REPORTER_ASSERT(reporter, cache->getBudgetedResourceBytes() == 0);
REPORTER_ASSERT(reporter, cache->getBudgetedResourceCount() == 0);
REPORTER_ASSERT(reporter, cache->getResourceBytes() == 0);
REPORTER_ASSERT(reporter, cache->getResourceCount() == 0);
for (int i = 0; i < kResourceCnt; ++i) {
GrUniqueKey key1, key2;
make_unique_key<1>(&key1, i);
make_unique_key<2>(&key2, i);
REPORTER_ASSERT(reporter, !cache->hasUniqueKey(key1));
REPORTER_ASSERT(reporter, !cache->hasUniqueKey(key2));
}
}
static void test_custom_data(skiatest::Reporter* reporter) {
GrUniqueKey key1, key2;
make_unique_key<0>(&key1, 1);
make_unique_key<0>(&key2, 2);
int foo = 4132;
key1.setCustomData(SkData::MakeWithCopy(&foo, sizeof(foo)));
REPORTER_ASSERT(reporter, *(int*) key1.getCustomData()->data() == 4132);
REPORTER_ASSERT(reporter, key2.getCustomData() == nullptr);
// Test that copying a key also takes a ref on its custom data.
GrUniqueKey key3 = key1;
REPORTER_ASSERT(reporter, *(int*) key3.getCustomData()->data() == 4132);
}
static void test_abandoned(skiatest::Reporter* reporter) {
Mock mock(10, 300);
GrContext* context = mock.context();
GrGpu* gpu = context->contextPriv().getGpu();
sk_sp<GrGpuResource> resource(new TestResource(gpu));
context->abandonContext();
REPORTER_ASSERT(reporter, resource->wasDestroyed());
// Call all the public methods on resource in the abandoned state. They shouldn't crash.
resource->uniqueID();
resource->getUniqueKey();
resource->wasDestroyed();
resource->gpuMemorySize();
resource->getContext();
resource->abandon();
resource->resourcePriv().getScratchKey();
resource->resourcePriv().isBudgeted();
resource->resourcePriv().makeBudgeted();
resource->resourcePriv().makeUnbudgeted();
resource->resourcePriv().removeScratchKey();
GrUniqueKey key;
make_unique_key<0>(&key, 1);
resource->resourcePriv().setUniqueKey(key);
resource->resourcePriv().removeUniqueKey();
}
static void test_tags(skiatest::Reporter* reporter) {
#ifdef SK_DEBUG
// We will insert 1 resource with tag "tag1", 2 with "tag2", and so on, up through kLastTagIdx.
static constexpr int kLastTagIdx = 10;
static constexpr int kNumResources = kLastTagIdx * (kLastTagIdx + 1) / 2;
Mock mock(kNumResources, kNumResources * TestResource::kDefaultSize);
GrContext* context = mock.context();
GrResourceCache* cache = mock.cache();
GrGpu* gpu = context->contextPriv().getGpu();
SkString tagStr;
int tagIdx = 0;
int currTagCnt = 0;
for (int i = 0; i < kNumResources; ++i, ++currTagCnt) {
sk_sp<GrGpuResource> resource(new TestResource(gpu));
GrUniqueKey key;
if (currTagCnt == tagIdx) {
tagIdx += 1;
currTagCnt = 0;
tagStr.printf("tag%d", tagIdx);
}
make_unique_key<1>(&key, i, tagStr.c_str());
resource->resourcePriv().setUniqueKey(key);
}
SkASSERT(kLastTagIdx == tagIdx);
SkASSERT(currTagCnt == kLastTagIdx);
// Test i = 0 to exercise unused tag string.
for (int i = 0; i <= kLastTagIdx; ++i) {
tagStr.printf("tag%d", i);
REPORTER_ASSERT(reporter, cache->countUniqueKeysWithTag(tagStr.c_str()) == i);
}
#endif
}
DEF_GPUTEST(ResourceCacheMisc, reporter, /* options */) {
// The below tests create their own mock contexts.
test_no_key(reporter);
test_budgeting(reporter);
test_unbudgeted(reporter);
test_unbudgeted_to_scratch(reporter);
test_duplicate_unique_key(reporter);
test_duplicate_scratch_key(reporter);
test_remove_scratch_key(reporter);
test_scratch_key_consistency(reporter);
test_purge_invalidated(reporter);
test_cache_chained_purge(reporter);
test_resource_size_changed(reporter);
test_timestamp_wrap(reporter);
test_flush(reporter);
test_time_purge(reporter);
test_partial_purge(reporter);
test_large_resource_count(reporter);
test_custom_data(reporter);
test_abandoned(reporter);
test_tags(reporter);
}
////////////////////////////////////////////////////////////////////////////////
static sk_sp<GrTexture> make_normal_texture(GrResourceProvider* provider,
GrSurfaceFlags flags,
int width, int height,
int sampleCnt) {
GrSurfaceDesc desc;
desc.fFlags = flags;
desc.fOrigin = kTopLeft_GrSurfaceOrigin;
desc.fWidth = width;
desc.fHeight = height;
desc.fConfig = kRGBA_8888_GrPixelConfig;
desc.fSampleCnt = sampleCnt;
return provider->createTexture(desc, SkBudgeted::kYes);
}
static sk_sp<GrTextureProxy> make_mipmap_proxy(GrProxyProvider* proxyProvider,
GrSurfaceFlags flags,
int width, int height,
int sampleCnt) {
SkBitmap bm;
bm.allocN32Pixels(width, height, true);
bm.eraseColor(SK_ColorBLUE);
sk_sp<SkMipMap> mipmaps(SkMipMap::Build(bm, SkDestinationSurfaceColorMode::kLegacy, nullptr));
SkASSERT(mipmaps);
SkASSERT(mipmaps->countLevels() > 1);
int mipLevelCount = mipmaps->countLevels() + 1;
std::unique_ptr<GrMipLevel[]> texels(new GrMipLevel[mipLevelCount]);
texels[0].fPixels = bm.getPixels();
texels[0].fRowBytes = bm.rowBytes();
for (int i = 1; i < mipLevelCount; ++i) {
SkMipMap::Level generatedMipLevel;
mipmaps->getLevel(i - 1, &generatedMipLevel);
texels[i].fPixels = generatedMipLevel.fPixmap.addr();
texels[i].fRowBytes = generatedMipLevel.fPixmap.rowBytes();
}
GrSurfaceDesc desc;
desc.fFlags = flags;
desc.fOrigin = (flags & kRenderTarget_GrSurfaceFlag) ? kBottomLeft_GrSurfaceOrigin
: kTopLeft_GrSurfaceOrigin;
desc.fWidth = width;
desc.fHeight = height;
desc.fConfig = kRGBA_8888_GrPixelConfig;
desc.fSampleCnt = sampleCnt;
return proxyProvider->createMipMapProxy(desc, SkBudgeted::kYes, texels.get(), mipLevelCount);
}
// Exercise GrSurface::gpuMemorySize for different combos of MSAA, RT-only,
// Texture-only, both-RT-and-Texture and MIPmapped
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GPUMemorySize, reporter, ctxInfo) {
GrContext* context = ctxInfo.grContext();
GrProxyProvider* proxyProvider = context->contextPriv().proxyProvider();
GrResourceProvider* resourceProvider = context->contextPriv().resourceProvider();
static const int kSize = 64;
// Normal versions
{
sk_sp<GrTexture> tex;
tex = make_normal_texture(resourceProvider, kRenderTarget_GrSurfaceFlag, kSize, kSize, 0);
size_t size = tex->gpuMemorySize();
REPORTER_ASSERT(reporter, kSize*kSize*4 == size);
size_t sampleCount = (size_t)context->caps()->getSampleCount(4, kRGBA_8888_GrPixelConfig);
if (sampleCount >= 4) {
tex = make_normal_texture(resourceProvider, kRenderTarget_GrSurfaceFlag, kSize, kSize,
sampleCount);
size = tex->gpuMemorySize();
REPORTER_ASSERT(reporter,
kSize*kSize*4 == size || // msaa4 failed
kSize*kSize*4*sampleCount == size || // auto-resolving
kSize*kSize*4*(sampleCount+1) == size); // explicit resolve buffer
}
tex = make_normal_texture(resourceProvider, kNone_GrSurfaceFlags, kSize, kSize, 0);
size = tex->gpuMemorySize();
REPORTER_ASSERT(reporter, kSize*kSize*4 == size);
}
// Mipmapped versions
if (context->caps()->mipMapSupport()) {
sk_sp<GrTextureProxy> proxy;
proxy = make_mipmap_proxy(proxyProvider, kRenderTarget_GrSurfaceFlag, kSize, kSize, 0);
size_t size = proxy->gpuMemorySize();
REPORTER_ASSERT(reporter, kSize*kSize*4+(kSize*kSize*4)/3 == size);
size_t sampleCount = (size_t)context->caps()->getSampleCount(4, kRGBA_8888_GrPixelConfig);
if (sampleCount >= 4) {
proxy = make_mipmap_proxy(proxyProvider, kRenderTarget_GrSurfaceFlag, kSize, kSize,
sampleCount);
size = proxy->gpuMemorySize();
REPORTER_ASSERT(reporter,
kSize*kSize*4+(kSize*kSize*4)/3 == size || // msaa4 failed
kSize*kSize*4*sampleCount+(kSize*kSize*4)/3 == size || // auto-resolving
kSize*kSize*4*(sampleCount+1)+(kSize*kSize*4)/3 == size); // explicit resolve buffer
}
proxy = make_mipmap_proxy(proxyProvider, kNone_GrSurfaceFlags, kSize, kSize, 0);
size = proxy->gpuMemorySize();
REPORTER_ASSERT(reporter, kSize*kSize*4+(kSize*kSize*4)/3 == size);
}
}
#endif