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skia2/tests/ResourceCacheTest.cpp
bsalomon 5236cf480d Make uncached textures uncached from the get go. 
This avoids the problem of a newly created uncached texture causing a purge of cached resources.

BUG=chromium:445885

Review URL: https://codereview.chromium.org/846303002
2015-01-14 10:42:08 -08:00

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/*
* Copyright 2013 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#if SK_SUPPORT_GPU
#include "GrContext.h"
#include "GrContextFactory.h"
#include "GrGpu.h"
#include "GrResourceCache2.h"
#include "SkCanvas.h"
#include "SkGr.h"
#include "SkMessageBus.h"
#include "SkSurface.h"
#include "Test.h"
static const int gWidth = 640;
static const int gHeight = 480;
////////////////////////////////////////////////////////////////////////////////
static void test_cache(skiatest::Reporter* reporter, GrContext* context, SkCanvas* canvas) {
const SkIRect size = SkIRect::MakeWH(gWidth, gHeight);
SkBitmap src;
src.allocN32Pixels(size.width(), size.height());
src.eraseColor(SK_ColorBLACK);
size_t srcSize = src.getSize();
size_t initialCacheSize;
context->getResourceCacheUsage(NULL, &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);
canvas->readPixels(size, &readback);
// "modify" the src texture
src.notifyPixelsChanged();
size_t curCacheSize;
context->getResourceCacheUsage(NULL, &curCacheSize);
// we should never go over the size limit
REPORTER_ASSERT(reporter, curCacheSize <= maxCacheSize);
}
context->setResourceCacheLimits(oldMaxNum, oldMaxBytes);
}
class TestResource : public GrGpuResource {
static const size_t kDefaultSize = 100;
public:
SK_DECLARE_INST_COUNT(TestResource);
TestResource(GrGpu* gpu, size_t size, GrGpuResource::LifeCycle lifeCycle)
: INHERITED(gpu, lifeCycle)
, fToDelete(NULL)
, fSize(size) {
++fNumAlive;
this->registerWithCache();
}
TestResource(GrGpu* gpu, GrGpuResource::LifeCycle lifeCycle)
: INHERITED(gpu, lifeCycle)
, fToDelete(NULL)
, fSize(kDefaultSize) {
++fNumAlive;
this->registerWithCache();
}
TestResource(GrGpu* gpu)
: INHERITED(gpu, kCached_LifeCycle)
, fToDelete(NULL)
, fSize(kDefaultSize) {
++fNumAlive;
this->registerWithCache();
}
TestResource(GrGpu* gpu, const GrScratchKey& scratchKey)
: INHERITED(gpu, kCached_LifeCycle)
, fToDelete(NULL)
, fSize(kDefaultSize) {
this->setScratchKey(scratchKey);
++fNumAlive;
this->registerWithCache();
}
~TestResource() {
--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);
}
private:
size_t onGpuMemorySize() const SK_OVERRIDE { return fSize; }
TestResource* fToDelete;
size_t fSize;
static int fNumAlive;
typedef GrGpuResource INHERITED;
};
int TestResource::fNumAlive = 0;
static void test_no_key(skiatest::Reporter* reporter) {
SkAutoTUnref<GrContext> context(GrContext::CreateMockContext());
REPORTER_ASSERT(reporter, SkToBool(context));
if (NULL == context) {
return;
}
context->setResourceCacheLimits(10, 30000);
GrResourceCache2* cache2 = context->getResourceCache2();
cache2->purgeAllUnlocked();
SkASSERT(0 == cache2->getResourceCount() && 0 == cache2->getResourceBytes());
// Create a bunch of resources with no keys
TestResource* a = SkNEW_ARGS(TestResource, (context->getGpu()));
TestResource* b = SkNEW_ARGS(TestResource, (context->getGpu()));
TestResource* c = SkNEW_ARGS(TestResource, (context->getGpu()));
TestResource* d = SkNEW_ARGS(TestResource, (context->getGpu()));
a->setSize(11);
b->setSize(12);
c->setSize(13);
d->setSize(14);
REPORTER_ASSERT(reporter, 4 == TestResource::NumAlive());
REPORTER_ASSERT(reporter, 4 == cache2->getResourceCount());
REPORTER_ASSERT(reporter, a->gpuMemorySize() + b->gpuMemorySize() + c->gpuMemorySize() +
d->gpuMemorySize() == cache2->getResourceBytes());
// Should be safe to purge without deleting the resources since we still have refs.
cache2->purgeAllUnlocked();
REPORTER_ASSERT(reporter, 4 == TestResource::NumAlive());
// Since the resources have neither content nor scratch keys, delete immediately upon unref.
a->unref();
REPORTER_ASSERT(reporter, 3 == TestResource::NumAlive());
REPORTER_ASSERT(reporter, 3 == cache2->getResourceCount());
REPORTER_ASSERT(reporter, b->gpuMemorySize() + c->gpuMemorySize() + d->gpuMemorySize() ==
cache2->getResourceBytes());
c->unref();
REPORTER_ASSERT(reporter, 2 == TestResource::NumAlive());
REPORTER_ASSERT(reporter, 2 == cache2->getResourceCount());
REPORTER_ASSERT(reporter, b->gpuMemorySize() + d->gpuMemorySize() ==
cache2->getResourceBytes());
d->unref();
REPORTER_ASSERT(reporter, 1 == TestResource::NumAlive());
REPORTER_ASSERT(reporter, 1 == cache2->getResourceCount());
REPORTER_ASSERT(reporter, b->gpuMemorySize() == cache2->getResourceBytes());
b->unref();
REPORTER_ASSERT(reporter, 0 == TestResource::NumAlive());
REPORTER_ASSERT(reporter, 0 == cache2->getResourceCount());
REPORTER_ASSERT(reporter, 0 == cache2->getResourceBytes());
}
static void make_scratch_key(GrScratchKey* key) {
static GrScratchKey::ResourceType t = GrScratchKey::GenerateResourceType();
GrScratchKey::Builder builder(key, t, 0);
}
static void test_budgeting(skiatest::Reporter* reporter) {
SkAutoTUnref<GrContext> context(GrContext::CreateMockContext());
REPORTER_ASSERT(reporter, SkToBool(context));
if (NULL == context) {
return;
}
context->setResourceCacheLimits(10, 300);
GrResourceCache2* cache2 = context->getResourceCache2();
cache2->purgeAllUnlocked();
SkASSERT(0 == cache2->getResourceCount() && 0 == cache2->getResourceBytes());
SkASSERT(0 == cache2->getBudgetedResourceCount() && 0 == cache2->getBudgetedResourceBytes());
GrScratchKey scratchKey;
make_scratch_key(&scratchKey);
GrCacheID::Key keyData;
memset(&keyData, 0, sizeof(keyData));
GrResourceKey contentKey(GrCacheID(GrCacheID::GenerateDomain(), keyData), 0);
// Create a scratch, a content, and a wrapped resource
TestResource* scratch = SkNEW_ARGS(TestResource, (context->getGpu(), scratchKey));
scratch->setSize(10);
TestResource* content = SkNEW_ARGS(TestResource, (context->getGpu()));
content->setSize(11);
REPORTER_ASSERT(reporter, content->cacheAccess().setContentKey(contentKey));
TestResource* wrapped = SkNEW_ARGS(TestResource,
(context->getGpu(), GrGpuResource::kWrapped_LifeCycle));
wrapped->setSize(12);
TestResource* unbudgeted = SkNEW_ARGS(TestResource,
(context->getGpu(), GrGpuResource::kUncached_LifeCycle));
unbudgeted->setSize(13);
// Make sure we can't add a content key to the wrapped resource
keyData.fData8[0] = 1;
GrResourceKey contentKey2(GrCacheID(GrCacheID::GenerateDomain(), keyData), 0);
REPORTER_ASSERT(reporter, !wrapped->cacheAccess().setContentKey(contentKey2));
REPORTER_ASSERT(reporter, NULL == cache2->findAndRefContentResource(contentKey2));
// Make sure sizes are as we expect
REPORTER_ASSERT(reporter, 4 == cache2->getResourceCount());
REPORTER_ASSERT(reporter, scratch->gpuMemorySize() + content->gpuMemorySize() +
wrapped->gpuMemorySize() + unbudgeted->gpuMemorySize() ==
cache2->getResourceBytes());
REPORTER_ASSERT(reporter, 2 == cache2->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, scratch->gpuMemorySize() + content->gpuMemorySize() ==
cache2->getBudgetedResourceBytes());
// Our refs mean that the resources are non purgable.
cache2->purgeAllUnlocked();
REPORTER_ASSERT(reporter, 4 == cache2->getResourceCount());
REPORTER_ASSERT(reporter, scratch->gpuMemorySize() + content->gpuMemorySize() +
wrapped->gpuMemorySize() + unbudgeted->gpuMemorySize() ==
cache2->getResourceBytes());
REPORTER_ASSERT(reporter, 2 == cache2->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, scratch->gpuMemorySize() + content->gpuMemorySize() ==
cache2->getBudgetedResourceBytes());
// Unreffing the wrapped resource should free it right away.
wrapped->unref();
REPORTER_ASSERT(reporter, 3 == cache2->getResourceCount());
REPORTER_ASSERT(reporter, scratch->gpuMemorySize() + content->gpuMemorySize() +
unbudgeted->gpuMemorySize() == cache2->getResourceBytes());
// Now try freeing the budgeted resources first
wrapped = SkNEW_ARGS(TestResource, (context->getGpu(), GrGpuResource::kWrapped_LifeCycle));
scratch->setSize(12);
content->unref();
cache2->purgeAllUnlocked();
REPORTER_ASSERT(reporter, 3 == cache2->getResourceCount());
REPORTER_ASSERT(reporter, scratch->gpuMemorySize() + wrapped->gpuMemorySize() +
unbudgeted->gpuMemorySize() == cache2->getResourceBytes());
REPORTER_ASSERT(reporter, 1 == cache2->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, scratch->gpuMemorySize() == cache2->getBudgetedResourceBytes());
scratch->unref();
cache2->purgeAllUnlocked();
REPORTER_ASSERT(reporter, 2 == cache2->getResourceCount());
REPORTER_ASSERT(reporter, unbudgeted->gpuMemorySize() + wrapped->gpuMemorySize() ==
cache2->getResourceBytes());
REPORTER_ASSERT(reporter, 0 == cache2->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 0 == cache2->getBudgetedResourceBytes());
wrapped->unref();
REPORTER_ASSERT(reporter, 1 == cache2->getResourceCount());
REPORTER_ASSERT(reporter, unbudgeted->gpuMemorySize() == cache2->getResourceBytes());
REPORTER_ASSERT(reporter, 0 == cache2->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 0 == cache2->getBudgetedResourceBytes());
unbudgeted->unref();
REPORTER_ASSERT(reporter, 0 == cache2->getResourceCount());
REPORTER_ASSERT(reporter, 0 == cache2->getResourceBytes());
REPORTER_ASSERT(reporter, 0 == cache2->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 0 == cache2->getBudgetedResourceBytes());
}
static void test_unbudgeted(skiatest::Reporter* reporter) {
SkAutoTUnref<GrContext> context(GrContext::CreateMockContext());
REPORTER_ASSERT(reporter, SkToBool(context));
if (NULL == context) {
return;
}
context->setResourceCacheLimits(10, 300);
GrResourceCache2* cache2 = context->getResourceCache2();
cache2->purgeAllUnlocked();
SkASSERT(0 == cache2->getResourceCount() && 0 == cache2->getResourceBytes());
SkASSERT(0 == cache2->getBudgetedResourceCount() && 0 == cache2->getBudgetedResourceBytes());
GrScratchKey scratchKey;
make_scratch_key(&scratchKey);
GrCacheID::Key keyData;
memset(&keyData, 0, sizeof(keyData));
GrResourceKey contentKey(GrCacheID(GrCacheID::GenerateDomain(), keyData), 0);
TestResource* scratch;
TestResource* content;
TestResource* wrapped;
TestResource* unbudgeted;
// A large uncached or wrapped resource shouldn't evict anything.
scratch = SkNEW_ARGS(TestResource, (context->getGpu(), scratchKey));
scratch->setSize(10);
scratch->unref();
REPORTER_ASSERT(reporter, 1 == cache2->getResourceCount());
REPORTER_ASSERT(reporter, 10 == cache2->getResourceBytes());
REPORTER_ASSERT(reporter, 1 == cache2->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 10 == cache2->getBudgetedResourceBytes());
content = SkNEW_ARGS(TestResource, (context->getGpu()));
content->setSize(11);
REPORTER_ASSERT(reporter, content->cacheAccess().setContentKey(contentKey));
content->unref();
REPORTER_ASSERT(reporter, 2 == cache2->getResourceCount());
REPORTER_ASSERT(reporter, 21 == cache2->getResourceBytes());
REPORTER_ASSERT(reporter, 2 == cache2->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 21 == cache2->getBudgetedResourceBytes());
size_t large = 2 * cache2->getResourceBytes();
unbudgeted = SkNEW_ARGS(TestResource,
(context->getGpu(), large, GrGpuResource::kUncached_LifeCycle));
REPORTER_ASSERT(reporter, 3 == cache2->getResourceCount());
REPORTER_ASSERT(reporter, 21 + large == cache2->getResourceBytes());
REPORTER_ASSERT(reporter, 2 == cache2->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 21 == cache2->getBudgetedResourceBytes());
unbudgeted->unref();
REPORTER_ASSERT(reporter, 2 == cache2->getResourceCount());
REPORTER_ASSERT(reporter, 21 == cache2->getResourceBytes());
REPORTER_ASSERT(reporter, 2 == cache2->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 21 == cache2->getBudgetedResourceBytes());
wrapped = SkNEW_ARGS(TestResource,
(context->getGpu(), large, GrGpuResource::kWrapped_LifeCycle));
REPORTER_ASSERT(reporter, 3 == cache2->getResourceCount());
REPORTER_ASSERT(reporter, 21 + large == cache2->getResourceBytes());
REPORTER_ASSERT(reporter, 2 == cache2->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 21 == cache2->getBudgetedResourceBytes());
wrapped->unref();
REPORTER_ASSERT(reporter, 2 == cache2->getResourceCount());
REPORTER_ASSERT(reporter, 21 == cache2->getResourceBytes());
REPORTER_ASSERT(reporter, 2 == cache2->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 21 == cache2->getBudgetedResourceBytes());
cache2->purgeAllUnlocked();
REPORTER_ASSERT(reporter, 0 == cache2->getResourceCount());
REPORTER_ASSERT(reporter, 0 == cache2->getResourceBytes());
REPORTER_ASSERT(reporter, 0 == cache2->getBudgetedResourceCount());
REPORTER_ASSERT(reporter, 0 == cache2->getBudgetedResourceBytes());
}
static void test_duplicate_scratch_key(skiatest::Reporter* reporter) {
SkAutoTUnref<GrContext> context(GrContext::CreateMockContext());
REPORTER_ASSERT(reporter, SkToBool(context));
if (NULL == context) {
return;
}
context->setResourceCacheLimits(5, 30000);
GrResourceCache2* cache2 = context->getResourceCache2();
cache2->purgeAllUnlocked();
SkASSERT(0 == cache2->getResourceCount() && 0 == cache2->getResourceBytes());
GrScratchKey scratchKey;
make_scratch_key(&scratchKey);
// Create two resources that have the same scratch key.
TestResource* a = SkNEW_ARGS(TestResource, (context->getGpu(), scratchKey));
TestResource* b = SkNEW_ARGS(TestResource, (context->getGpu(), scratchKey));
a->setSize(11);
b->setSize(12);
// Scratch resources are registered with GrResourceCache2 just by existing. There are 2.
REPORTER_ASSERT(reporter, 2 == TestResource::NumAlive());
SkDEBUGCODE(REPORTER_ASSERT(reporter, 2 == cache2->countScratchEntriesForKey(scratchKey));)
REPORTER_ASSERT(reporter, 2 == cache2->getResourceCount());
REPORTER_ASSERT(reporter, a->gpuMemorySize() + b->gpuMemorySize() ==
cache2->getResourceBytes());
// Our refs mean that the resources are non purgable.
cache2->purgeAllUnlocked();
REPORTER_ASSERT(reporter, 2 == TestResource::NumAlive());
REPORTER_ASSERT(reporter, 2 == cache2->getResourceCount());
// Unref but don't purge
a->unref();
b->unref();
REPORTER_ASSERT(reporter, 2 == TestResource::NumAlive());
SkDEBUGCODE(REPORTER_ASSERT(reporter, 2 == cache2->countScratchEntriesForKey(scratchKey));)
// Purge again. This time resources should be purgable.
cache2->purgeAllUnlocked();
REPORTER_ASSERT(reporter, 0 == TestResource::NumAlive());
REPORTER_ASSERT(reporter, 0 == cache2->getResourceCount());
SkDEBUGCODE(REPORTER_ASSERT(reporter, 0 == cache2->countScratchEntriesForKey(scratchKey));)
}
static void test_remove_scratch_key(skiatest::Reporter* reporter) {
SkAutoTUnref<GrContext> context(GrContext::CreateMockContext());
REPORTER_ASSERT(reporter, SkToBool(context));
if (NULL == context) {
return;
}
context->setResourceCacheLimits(5, 30000);
GrResourceCache2* cache2 = context->getResourceCache2();
cache2->purgeAllUnlocked();
SkASSERT(0 == cache2->getResourceCount() && 0 == cache2->getResourceBytes());
GrScratchKey scratchKey;
make_scratch_key(&scratchKey);
// Create two resources that have the same scratch key.
TestResource* a = SkNEW_ARGS(TestResource, (context->getGpu(), scratchKey));
TestResource* b = SkNEW_ARGS(TestResource, (context->getGpu(), scratchKey));
a->unref();
b->unref();
// Scratch resources are registered with GrResourceCache2 just by existing. There are 2.
REPORTER_ASSERT(reporter, 2 == TestResource::NumAlive());
SkDEBUGCODE(REPORTER_ASSERT(reporter, 2 == cache2->countScratchEntriesForKey(scratchKey));)
REPORTER_ASSERT(reporter, 2 == cache2->getResourceCount());
// Find the first resource and remove its scratch key
GrGpuResource* find;
find = cache2->findAndRefScratchResource(scratchKey);
find->cacheAccess().removeScratchKey();
// It's still alive, but not cached by scratch key anymore
REPORTER_ASSERT(reporter, 2 == TestResource::NumAlive());
SkDEBUGCODE(REPORTER_ASSERT(reporter, 1 == cache2->countScratchEntriesForKey(scratchKey));)
REPORTER_ASSERT(reporter, 2 == cache2->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 == cache2->countScratchEntriesForKey(scratchKey));)
REPORTER_ASSERT(reporter, 1 == cache2->getResourceCount());
// Repeat for the second resource.
find = cache2->findAndRefScratchResource(scratchKey);
find->cacheAccess().removeScratchKey();
REPORTER_ASSERT(reporter, 1 == TestResource::NumAlive());
SkDEBUGCODE(REPORTER_ASSERT(reporter, 0 == cache2->countScratchEntriesForKey(scratchKey));)
REPORTER_ASSERT(reporter, 1 == cache2->getResourceCount());
// Should be able to call this multiple times with no problem.
find->cacheAccess().removeScratchKey();
REPORTER_ASSERT(reporter, 1 == TestResource::NumAlive());
SkDEBUGCODE(REPORTER_ASSERT(reporter, 0 == cache2->countScratchEntriesForKey(scratchKey));)
REPORTER_ASSERT(reporter, 1 == cache2->getResourceCount());
find->unref();
REPORTER_ASSERT(reporter, 0 == TestResource::NumAlive());
SkDEBUGCODE(REPORTER_ASSERT(reporter, 0 == cache2->countScratchEntriesForKey(scratchKey));)
REPORTER_ASSERT(reporter, 0 == cache2->getResourceCount());
}
static void test_duplicate_content_key(skiatest::Reporter* reporter) {
SkAutoTUnref<GrContext> context(GrContext::CreateMockContext());
REPORTER_ASSERT(reporter, SkToBool(context));
if (NULL == context) {
return;
}
context->setResourceCacheLimits(5, 30000);
GrResourceCache2* cache2 = context->getResourceCache2();
cache2->purgeAllUnlocked();
SkASSERT(0 == cache2->getResourceCount() && 0 == cache2->getResourceBytes());
GrCacheID::Domain domain = GrCacheID::GenerateDomain();
GrCacheID::Key keyData;
memset(&keyData, 0, sizeof(keyData));
GrResourceKey key(GrCacheID(domain, keyData), 0);
// Create two resources that we will attempt to register with the same content key.
TestResource* a = SkNEW_ARGS(TestResource, (context->getGpu()));
TestResource* b = SkNEW_ARGS(TestResource, (context->getGpu()));
a->setSize(11);
b->setSize(12);
// Can't set the same content key on two resources.
REPORTER_ASSERT(reporter, a->cacheAccess().setContentKey(key));
REPORTER_ASSERT(reporter, !b->cacheAccess().setContentKey(key));
// Still have two resources because b is still reffed.
REPORTER_ASSERT(reporter, 2 == cache2->getResourceCount());
REPORTER_ASSERT(reporter, a->gpuMemorySize() + b->gpuMemorySize() ==
cache2->getResourceBytes());
REPORTER_ASSERT(reporter, 2 == TestResource::NumAlive());
b->unref();
// Now b should be gone.
REPORTER_ASSERT(reporter, 1 == cache2->getResourceCount());
REPORTER_ASSERT(reporter, a->gpuMemorySize() == cache2->getResourceBytes());
REPORTER_ASSERT(reporter, 1 == TestResource::NumAlive());
cache2->purgeAllUnlocked();
REPORTER_ASSERT(reporter, 1 == cache2->getResourceCount());
REPORTER_ASSERT(reporter, a->gpuMemorySize() == cache2->getResourceBytes());
REPORTER_ASSERT(reporter, 1 == TestResource::NumAlive());
// Drop the ref on a but it isn't immediately purged as it still has a valid scratch key.
a->unref();
REPORTER_ASSERT(reporter, 1 == cache2->getResourceCount());
REPORTER_ASSERT(reporter, a->gpuMemorySize() == cache2->getResourceBytes());
REPORTER_ASSERT(reporter, 1 == TestResource::NumAlive());
cache2->purgeAllUnlocked();
REPORTER_ASSERT(reporter, 0 == cache2->getResourceCount());
REPORTER_ASSERT(reporter, 0 == cache2->getResourceBytes());
REPORTER_ASSERT(reporter, 0 == TestResource::NumAlive());
}
static void test_purge_invalidated(skiatest::Reporter* reporter) {
SkAutoTUnref<GrContext> context(GrContext::CreateMockContext());
REPORTER_ASSERT(reporter, SkToBool(context));
if (NULL == context) {
return;
}
GrCacheID::Domain domain = GrCacheID::GenerateDomain();
GrCacheID::Key keyData;
memset(&keyData, 0, sizeof(keyData));
keyData.fData64[0] = 1;
GrResourceKey key1(GrCacheID(domain, keyData), 0);
keyData.fData64[0] = 2;
GrResourceKey key2(GrCacheID(domain, keyData), 0);
keyData.fData64[0] = 3;
GrResourceKey key3(GrCacheID(domain, keyData), 0);
context->setResourceCacheLimits(5, 30000);
GrResourceCache2* cache2 = context->getResourceCache2();
cache2->purgeAllUnlocked();
SkASSERT(0 == cache2->getResourceCount() && 0 == cache2->getResourceBytes());
// Add three resources to the cache.
TestResource* a = SkNEW_ARGS(TestResource, (context->getGpu()));
TestResource* b = SkNEW_ARGS(TestResource, (context->getGpu()));
TestResource* c = SkNEW_ARGS(TestResource, (context->getGpu()));
a->cacheAccess().setContentKey(key1);
b->cacheAccess().setContentKey(key2);
c->cacheAccess().setContentKey(key3);
a->unref();
b->unref();
c->unref();
REPORTER_ASSERT(reporter, cache2->hasContentKey(key1));
REPORTER_ASSERT(reporter, cache2->hasContentKey(key2));
REPORTER_ASSERT(reporter, cache2->hasContentKey(key3));
// Invalidate two of the three, they should be purged and destroyed.
REPORTER_ASSERT(reporter, 3 == TestResource::NumAlive());
const GrResourceInvalidatedMessage msg1 = { key1 };
SkMessageBus<GrResourceInvalidatedMessage>::Post(msg1);
const GrResourceInvalidatedMessage msg2 = { key2 };
SkMessageBus<GrResourceInvalidatedMessage>::Post(msg2);
#if 0 // Disabled until reimplemented in GrResourceCache2.
cache2->purgeAsNeeded();
REPORTER_ASSERT(reporter, 1 == TestResource::NumAlive());
REPORTER_ASSERT(reporter, !cache2->hasContentKey(key1));
REPORTER_ASSERT(reporter, !cache2->hasContentKey(key2));
REPORTER_ASSERT(reporter, cache2->hasContentKey(key3));
#endif
// Invalidate the third.
const GrResourceInvalidatedMessage msg3 = { key3 };
SkMessageBus<GrResourceInvalidatedMessage>::Post(msg3);
#if 0 // Disabled until reimplemented in GrResourceCache2.
cache2->purgeAsNeeded();
REPORTER_ASSERT(reporter, 0 == TestResource::NumAlive());
REPORTER_ASSERT(reporter, !cache2->hasContentKey(key3));
#endif
cache2->purgeAllUnlocked();
REPORTER_ASSERT(reporter, 0 == TestResource::NumAlive());
REPORTER_ASSERT(reporter, 0 == cache2->getResourceCount());
REPORTER_ASSERT(reporter, 0 == cache2->getResourceBytes());
}
static void test_cache_chained_purge(skiatest::Reporter* reporter) {
SkAutoTUnref<GrContext> context(GrContext::CreateMockContext());
REPORTER_ASSERT(reporter, SkToBool(context));
if (NULL == context) {
return;
}
GrCacheID::Domain domain = GrCacheID::GenerateDomain();
GrCacheID::Key keyData;
memset(&keyData, 0, sizeof(keyData));
keyData.fData64[0] = 1;
GrResourceKey key1(GrCacheID(domain, keyData), 0);
keyData.fData64[0] = 2;
GrResourceKey key2(GrCacheID(domain, keyData), 0);
{
context->setResourceCacheLimits(3, 30000);
GrResourceCache2* cache2 = context->getResourceCache2();
cache2->purgeAllUnlocked();
SkASSERT(0 == cache2->getResourceCount() && 0 == cache2->getResourceBytes());
TestResource* a = SkNEW_ARGS(TestResource, (context->getGpu()));
TestResource* b = SkNEW_ARGS(TestResource, (context->getGpu()));
a->cacheAccess().setContentKey(key1);
b->cacheAccess().setContentKey(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());
cache2->purgeAllUnlocked();
REPORTER_ASSERT(reporter, 2 == TestResource::NumAlive());
// Break the cycle
a->setUnrefWhenDestroyed(NULL);
REPORTER_ASSERT(reporter, 2 == TestResource::NumAlive());
cache2->purgeAllUnlocked();
REPORTER_ASSERT(reporter, 0 == TestResource::NumAlive());
}
}
static void test_resource_size_changed(skiatest::Reporter* reporter) {
SkAutoTUnref<GrContext> context(GrContext::CreateMockContext());
REPORTER_ASSERT(reporter, SkToBool(context));
if (NULL == context) {
return;
}
GrCacheID::Domain domain = GrCacheID::GenerateDomain();
GrCacheID::Key key1Data;
key1Data.fData64[0] = 0;
key1Data.fData64[1] = 0;
GrResourceKey key1(GrCacheID(domain, key1Data), 0);
GrCacheID::Key key2Data;
key2Data.fData64[0] = 1;
key2Data.fData64[1] = 0;
GrResourceKey key2(GrCacheID(domain, key2Data), 0);
// Test changing resources sizes (both increase & decrease).
{
context->setResourceCacheLimits(3, 30000);
GrResourceCache2* cache2 = context->getResourceCache2();
cache2->purgeAllUnlocked();
SkASSERT(0 == cache2->getResourceCount() && 0 == cache2->getResourceBytes());
TestResource* a = SkNEW_ARGS(TestResource, (context->getGpu()));
a->cacheAccess().setContentKey(key1);
a->unref();
TestResource* b = SkNEW_ARGS(TestResource, (context->getGpu()));
b->cacheAccess().setContentKey(key2);
b->unref();
REPORTER_ASSERT(reporter, 200 == cache2->getResourceBytes());
REPORTER_ASSERT(reporter, 2 == cache2->getResourceCount());
{
SkAutoTUnref<TestResource> find2(static_cast<TestResource*>(cache2->findAndRefContentResource(key2)));
find2->setSize(200);
SkAutoTUnref<TestResource> find1(static_cast<TestResource*>(cache2->findAndRefContentResource(key1)));
find1->setSize(50);
}
REPORTER_ASSERT(reporter, 250 == cache2->getResourceBytes());
REPORTER_ASSERT(reporter, 2 == cache2->getResourceCount());
}
// Test increasing a resources size beyond the cache budget.
{
context->setResourceCacheLimits(2, 300);
GrResourceCache2* cache2 = context->getResourceCache2();
cache2->purgeAllUnlocked();
SkASSERT(0 == cache2->getResourceCount() && 0 == cache2->getResourceBytes());
TestResource* a = SkNEW_ARGS(TestResource, (context->getGpu()));
a->setSize(100);
a->cacheAccess().setContentKey(key1);
a->unref();
TestResource* b = SkNEW_ARGS(TestResource, (context->getGpu()));
b->setSize(100);
b->cacheAccess().setContentKey(key2);
b->unref();
REPORTER_ASSERT(reporter, 200 == cache2->getResourceBytes());
REPORTER_ASSERT(reporter, 2 == cache2->getResourceCount());
{
SkAutoTUnref<TestResource> find2(static_cast<TestResource*>(cache2->findAndRefContentResource(key2)));
find2->setSize(201);
}
REPORTER_ASSERT(reporter, !cache2->hasContentKey(key1));
REPORTER_ASSERT(reporter, 201 == cache2->getResourceBytes());
REPORTER_ASSERT(reporter, 1 == cache2->getResourceCount());
}
}
static void test_large_resource_count(skiatest::Reporter* reporter) {
SkAutoTUnref<GrContext> context(GrContext::CreateMockContext());
REPORTER_ASSERT(reporter, SkToBool(context));
if (NULL == context) {
return;
}
static const int kResourceCnt = 2000;
// 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.
context->setResourceCacheLimits(2 * kResourceCnt, 2 * kResourceCnt + 1000);
GrResourceCache2* cache2 = context->getResourceCache2();
cache2->purgeAllUnlocked();
SkASSERT(0 == cache2->getResourceCount() && 0 == cache2->getResourceBytes());
GrCacheID::Domain domain0 = GrCacheID::GenerateDomain();
GrCacheID::Domain domain1 = GrCacheID::GenerateDomain();
GrCacheID::Key keyData;
memset(&keyData, 0, sizeof(keyData));
for (int i = 0; i < kResourceCnt; ++i) {
TestResource* resource;
keyData.fData32[0] = i;
GrResourceKey key0(GrCacheID(domain0, keyData), 0);
resource = SkNEW_ARGS(TestResource, (context->getGpu()));
resource->cacheAccess().setContentKey(key0);
resource->setSize(1);
resource->unref();
GrResourceKey key1(GrCacheID(domain1, keyData), 0);
resource = SkNEW_ARGS(TestResource, (context->getGpu()));
resource->cacheAccess().setContentKey(key1);
resource->setSize(1);
resource->unref();
}
REPORTER_ASSERT(reporter, TestResource::NumAlive() == 2 * kResourceCnt);
REPORTER_ASSERT(reporter, cache2->getBudgetedResourceBytes() == 2 * kResourceCnt);
REPORTER_ASSERT(reporter, cache2->getBudgetedResourceCount() == 2 * kResourceCnt);
REPORTER_ASSERT(reporter, cache2->getResourceBytes() == 2 * kResourceCnt);
REPORTER_ASSERT(reporter, cache2->getResourceCount() == 2 * kResourceCnt);
for (int i = 0; i < kResourceCnt; ++i) {
keyData.fData32[0] = i;
GrResourceKey key0(GrCacheID(domain0, keyData), 0);
REPORTER_ASSERT(reporter, cache2->hasContentKey(key0));
GrResourceKey key1(GrCacheID(domain0, keyData), 0);
REPORTER_ASSERT(reporter, cache2->hasContentKey(key1));
}
cache2->purgeAllUnlocked();
REPORTER_ASSERT(reporter, TestResource::NumAlive() == 0);
REPORTER_ASSERT(reporter, cache2->getBudgetedResourceBytes() == 0);
REPORTER_ASSERT(reporter, cache2->getBudgetedResourceCount() == 0);
REPORTER_ASSERT(reporter, cache2->getResourceBytes() == 0);
REPORTER_ASSERT(reporter, cache2->getResourceCount() == 0);
for (int i = 0; i < kResourceCnt; ++i) {
keyData.fData32[0] = i;
GrResourceKey key0(GrCacheID(domain0, keyData), 0);
REPORTER_ASSERT(reporter, !cache2->hasContentKey(key0));
GrResourceKey key1(GrCacheID(domain0, keyData), 0);
REPORTER_ASSERT(reporter, !cache2->hasContentKey(key1));
}
}
////////////////////////////////////////////////////////////////////////////////
DEF_GPUTEST(ResourceCache, reporter, factory) {
for (int type = 0; type < GrContextFactory::kLastGLContextType; ++type) {
GrContextFactory::GLContextType glType = static_cast<GrContextFactory::GLContextType>(type);
if (!GrContextFactory::IsRenderingGLContext(glType)) {
continue;
}
GrContext* context = factory->get(glType);
if (NULL == context) {
continue;
}
GrSurfaceDesc desc;
desc.fConfig = kSkia8888_GrPixelConfig;
desc.fFlags = kRenderTarget_GrSurfaceFlag;
desc.fWidth = gWidth;
desc.fHeight = gHeight;
SkImageInfo info = SkImageInfo::MakeN32Premul(gWidth, gHeight);
SkAutoTUnref<SkSurface> surface(SkSurface::NewRenderTarget(context, info));
test_cache(reporter, context, surface->getCanvas());
}
// The below tests create their own mock contexts.
test_no_key(reporter);
test_budgeting(reporter);
test_unbudgeted(reporter);
test_duplicate_content_key(reporter);
test_duplicate_scratch_key(reporter);
test_remove_scratch_key(reporter);
test_purge_invalidated(reporter);
test_cache_chained_purge(reporter);
test_resource_size_changed(reporter);
test_large_resource_count(reporter);
}
#endif
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