Index: cc/CCPrioritizedTextureTest.cpp |
diff --git a/cc/CCPrioritizedTextureTest.cpp b/cc/CCPrioritizedTextureTest.cpp |
deleted file mode 100644 |
index 68d26f5a0a43e600ae22aa848c49162140372213..0000000000000000000000000000000000000000 |
--- a/cc/CCPrioritizedTextureTest.cpp |
+++ /dev/null |
@@ -1,536 +0,0 @@ |
-// Copyright 2012 The Chromium Authors. All rights reserved. |
-// Use of this source code is governed by a BSD-style license that can be |
-// found in the LICENSE file. |
- |
-#include "config.h" |
- |
-#include "CCPrioritizedTexture.h" |
- |
-#include "CCPrioritizedTextureManager.h" |
-#include "CCSingleThreadProxy.h" // For DebugScopedSetImplThread |
-#include "CCTexture.h" |
-#include "CCTiledLayerTestCommon.h" |
-#include "FakeCCGraphicsContext.h" |
-#include "WebCompositorInitializer.h" |
-#include "testing/gtest/include/gtest/gtest.h" |
- |
-using namespace cc; |
-using namespace WebKitTests; |
-using namespace WTF; |
- |
-namespace cc { |
- |
-class CCPrioritizedTextureTest : public testing::Test { |
-public: |
- CCPrioritizedTextureTest() |
- : m_textureSize(256, 256) |
- , m_textureFormat(GraphicsContext3D::RGBA) |
- , m_compositorInitializer(0) |
- , m_context(WebKit::createFakeCCGraphicsContext()) |
- { |
- DebugScopedSetImplThread implThread; |
- m_resourceProvider = CCResourceProvider::create(m_context.get()); |
- } |
- |
- virtual ~CCPrioritizedTextureTest() |
- { |
- DebugScopedSetImplThread implThread; |
- m_resourceProvider.clear(); |
- } |
- |
- size_t texturesMemorySize(size_t textureCount) |
- { |
- return CCTexture::memorySizeBytes(m_textureSize, m_textureFormat) * textureCount; |
- } |
- |
- scoped_ptr<CCPrioritizedTextureManager> createManager(size_t maxTextures) |
- { |
- return CCPrioritizedTextureManager::create(texturesMemorySize(maxTextures), 1024, 0); |
- } |
- |
- bool validateTexture(scoped_ptr<CCPrioritizedTexture>& texture, bool requestLate) |
- { |
- textureManagerAssertInvariants(texture->textureManager()); |
- if (requestLate) |
- texture->requestLate(); |
- textureManagerAssertInvariants(texture->textureManager()); |
- DebugScopedSetImplThreadAndMainThreadBlocked implThreadAndMainThreadBlocked; |
- bool success = texture->canAcquireBackingTexture(); |
- if (success) |
- texture->acquireBackingTexture(resourceProvider()); |
- return success; |
- } |
- |
- void prioritizeTexturesAndBackings(CCPrioritizedTextureManager* textureManager) |
- { |
- textureManager->prioritizeTextures(); |
- textureManagerUpdateBackingsPriorities(textureManager); |
- } |
- |
- void textureManagerUpdateBackingsPriorities(CCPrioritizedTextureManager* textureManager) |
- { |
- DebugScopedSetImplThreadAndMainThreadBlocked implThreadAndMainThreadBlocked; |
- textureManager->updateBackingsPriorities(); |
- } |
- |
- CCResourceProvider* resourceProvider() |
- { |
- return m_resourceProvider.get(); |
- } |
- |
- void textureManagerAssertInvariants(CCPrioritizedTextureManager* textureManager) |
- { |
-#if !ASSERT_DISABLED |
- DebugScopedSetImplThreadAndMainThreadBlocked implThreadAndMainThreadBlocked; |
- textureManager->assertInvariants(); |
-#endif |
- } |
- |
- bool textureBackingIsAbovePriorityCutoff(CCPrioritizedTexture* texture) |
- { |
- return texture->m_backing->wasAbovePriorityCutoffAtLastPriorityUpdate(); |
- } |
- |
-protected: |
- const IntSize m_textureSize; |
- const GC3Denum m_textureFormat; |
- WebCompositorInitializer m_compositorInitializer; |
- scoped_ptr<CCGraphicsContext> m_context; |
- OwnPtr<CCResourceProvider> m_resourceProvider; |
-}; |
- |
-} |
- |
-namespace { |
- |
-TEST_F(CCPrioritizedTextureTest, requestTextureExceedingMaxLimit) |
-{ |
- const size_t maxTextures = 8; |
- scoped_ptr<CCPrioritizedTextureManager> textureManager = createManager(maxTextures); |
- |
- // Create textures for double our memory limit. |
- scoped_ptr<CCPrioritizedTexture> textures[maxTextures*2]; |
- |
- for (size_t i = 0; i < maxTextures*2; ++i) |
- textures[i] = textureManager->createTexture(m_textureSize, m_textureFormat); |
- |
- // Set decreasing priorities |
- for (size_t i = 0; i < maxTextures*2; ++i) |
- textures[i]->setRequestPriority(100 + i); |
- |
- // Only lower half should be available. |
- prioritizeTexturesAndBackings(textureManager.get()); |
- EXPECT_TRUE(validateTexture(textures[0], false)); |
- EXPECT_TRUE(validateTexture(textures[7], false)); |
- EXPECT_FALSE(validateTexture(textures[8], false)); |
- EXPECT_FALSE(validateTexture(textures[15], false)); |
- |
- // Set increasing priorities |
- for (size_t i = 0; i < maxTextures*2; ++i) |
- textures[i]->setRequestPriority(100 - i); |
- |
- // Only upper half should be available. |
- prioritizeTexturesAndBackings(textureManager.get()); |
- EXPECT_FALSE(validateTexture(textures[0], false)); |
- EXPECT_FALSE(validateTexture(textures[7], false)); |
- EXPECT_TRUE(validateTexture(textures[8], false)); |
- EXPECT_TRUE(validateTexture(textures[15], false)); |
- |
- EXPECT_EQ(texturesMemorySize(maxTextures), textureManager->memoryAboveCutoffBytes()); |
- EXPECT_LE(textureManager->memoryUseBytes(), textureManager->memoryAboveCutoffBytes()); |
- |
- DebugScopedSetImplThreadAndMainThreadBlocked implThreadAndMainThreadBlocked; |
- textureManager->clearAllMemory(resourceProvider()); |
-} |
- |
-TEST_F(CCPrioritizedTextureTest, changeMemoryLimits) |
-{ |
- const size_t maxTextures = 8; |
- scoped_ptr<CCPrioritizedTextureManager> textureManager = createManager(maxTextures); |
- scoped_ptr<CCPrioritizedTexture> textures[maxTextures]; |
- |
- for (size_t i = 0; i < maxTextures; ++i) |
- textures[i] = textureManager->createTexture(m_textureSize, m_textureFormat); |
- for (size_t i = 0; i < maxTextures; ++i) |
- textures[i]->setRequestPriority(100 + i); |
- |
- // Set max limit to 8 textures |
- textureManager->setMaxMemoryLimitBytes(texturesMemorySize(8)); |
- prioritizeTexturesAndBackings(textureManager.get()); |
- for (size_t i = 0; i < maxTextures; ++i) |
- validateTexture(textures[i], false); |
- { |
- DebugScopedSetImplThreadAndMainThreadBlocked implThreadAndMainThreadBlocked; |
- textureManager->reduceMemory(resourceProvider()); |
- } |
- |
- EXPECT_EQ(texturesMemorySize(8), textureManager->memoryAboveCutoffBytes()); |
- EXPECT_LE(textureManager->memoryUseBytes(), textureManager->memoryAboveCutoffBytes()); |
- |
- // Set max limit to 5 textures |
- textureManager->setMaxMemoryLimitBytes(texturesMemorySize(5)); |
- prioritizeTexturesAndBackings(textureManager.get()); |
- for (size_t i = 0; i < maxTextures; ++i) |
- EXPECT_EQ(validateTexture(textures[i], false), i < 5); |
- { |
- DebugScopedSetImplThreadAndMainThreadBlocked implThreadAndMainThreadBlocked; |
- textureManager->reduceMemory(resourceProvider()); |
- } |
- |
- EXPECT_EQ(texturesMemorySize(5), textureManager->memoryAboveCutoffBytes()); |
- EXPECT_LE(textureManager->memoryUseBytes(), textureManager->memoryAboveCutoffBytes()); |
- |
- // Set max limit to 4 textures |
- textureManager->setMaxMemoryLimitBytes(texturesMemorySize(4)); |
- prioritizeTexturesAndBackings(textureManager.get()); |
- for (size_t i = 0; i < maxTextures; ++i) |
- EXPECT_EQ(validateTexture(textures[i], false), i < 4); |
- { |
- DebugScopedSetImplThreadAndMainThreadBlocked implThreadAndMainThreadBlocked; |
- textureManager->reduceMemory(resourceProvider()); |
- } |
- |
- EXPECT_EQ(texturesMemorySize(4), textureManager->memoryAboveCutoffBytes()); |
- EXPECT_LE(textureManager->memoryUseBytes(), textureManager->memoryAboveCutoffBytes()); |
- |
- DebugScopedSetImplThreadAndMainThreadBlocked implThreadAndMainThreadBlocked; |
- textureManager->clearAllMemory(resourceProvider()); |
-} |
- |
-TEST_F(CCPrioritizedTextureTest, textureManagerPartialUpdateTextures) |
-{ |
- const size_t maxTextures = 4; |
- const size_t numTextures = 4; |
- scoped_ptr<CCPrioritizedTextureManager> textureManager = createManager(maxTextures); |
- scoped_ptr<CCPrioritizedTexture> textures[numTextures]; |
- scoped_ptr<CCPrioritizedTexture> moreTextures[numTextures]; |
- |
- for (size_t i = 0; i < numTextures; ++i) { |
- textures[i] = textureManager->createTexture(m_textureSize, m_textureFormat); |
- moreTextures[i] = textureManager->createTexture(m_textureSize, m_textureFormat); |
- } |
- |
- for (size_t i = 0; i < numTextures; ++i) |
- textures[i]->setRequestPriority(200 + i); |
- prioritizeTexturesAndBackings(textureManager.get()); |
- |
- // Allocate textures which are currently high priority. |
- EXPECT_TRUE(validateTexture(textures[0], false)); |
- EXPECT_TRUE(validateTexture(textures[1], false)); |
- EXPECT_TRUE(validateTexture(textures[2], false)); |
- EXPECT_TRUE(validateTexture(textures[3], false)); |
- |
- EXPECT_TRUE(textures[0]->haveBackingTexture()); |
- EXPECT_TRUE(textures[1]->haveBackingTexture()); |
- EXPECT_TRUE(textures[2]->haveBackingTexture()); |
- EXPECT_TRUE(textures[3]->haveBackingTexture()); |
- |
- for (size_t i = 0; i < numTextures; ++i) |
- moreTextures[i]->setRequestPriority(100 + i); |
- prioritizeTexturesAndBackings(textureManager.get()); |
- |
- // Textures are now below cutoff. |
- EXPECT_FALSE(validateTexture(textures[0], false)); |
- EXPECT_FALSE(validateTexture(textures[1], false)); |
- EXPECT_FALSE(validateTexture(textures[2], false)); |
- EXPECT_FALSE(validateTexture(textures[3], false)); |
- |
- // But they are still valid to use. |
- EXPECT_TRUE(textures[0]->haveBackingTexture()); |
- EXPECT_TRUE(textures[1]->haveBackingTexture()); |
- EXPECT_TRUE(textures[2]->haveBackingTexture()); |
- EXPECT_TRUE(textures[3]->haveBackingTexture()); |
- |
- // Higher priority textures are finally needed. |
- EXPECT_TRUE(validateTexture(moreTextures[0], false)); |
- EXPECT_TRUE(validateTexture(moreTextures[1], false)); |
- EXPECT_TRUE(validateTexture(moreTextures[2], false)); |
- EXPECT_TRUE(validateTexture(moreTextures[3], false)); |
- |
- // Lower priority have been fully evicted. |
- EXPECT_FALSE(textures[0]->haveBackingTexture()); |
- EXPECT_FALSE(textures[1]->haveBackingTexture()); |
- EXPECT_FALSE(textures[2]->haveBackingTexture()); |
- EXPECT_FALSE(textures[3]->haveBackingTexture()); |
- |
- DebugScopedSetImplThreadAndMainThreadBlocked implThreadAndMainThreadBlocked; |
- textureManager->clearAllMemory(resourceProvider()); |
-} |
- |
-TEST_F(CCPrioritizedTextureTest, textureManagerPrioritiesAreEqual) |
-{ |
- const size_t maxTextures = 16; |
- scoped_ptr<CCPrioritizedTextureManager> textureManager = createManager(maxTextures); |
- scoped_ptr<CCPrioritizedTexture> textures[maxTextures]; |
- |
- for (size_t i = 0; i < maxTextures; ++i) |
- textures[i] = textureManager->createTexture(m_textureSize, m_textureFormat); |
- |
- // All 16 textures have the same priority except 2 higher priority. |
- for (size_t i = 0; i < maxTextures; ++i) |
- textures[i]->setRequestPriority(100); |
- textures[0]->setRequestPriority(99); |
- textures[1]->setRequestPriority(99); |
- |
- // Set max limit to 8 textures |
- textureManager->setMaxMemoryLimitBytes(texturesMemorySize(8)); |
- prioritizeTexturesAndBackings(textureManager.get()); |
- |
- // The two high priority textures should be available, others should not. |
- for (size_t i = 0; i < 2; ++i) |
- EXPECT_TRUE(validateTexture(textures[i], false)); |
- for (size_t i = 2; i < maxTextures; ++i) |
- EXPECT_FALSE(validateTexture(textures[i], false)); |
- EXPECT_EQ(texturesMemorySize(2), textureManager->memoryAboveCutoffBytes()); |
- EXPECT_LE(textureManager->memoryUseBytes(), textureManager->memoryAboveCutoffBytes()); |
- |
- // Manually reserving textures should only succeed on the higher priority textures, |
- // and on remaining textures up to the memory limit. |
- for (size_t i = 0; i < 8; i++) |
- EXPECT_TRUE(validateTexture(textures[i], true)); |
- for (size_t i = 9; i < maxTextures; i++) |
- EXPECT_FALSE(validateTexture(textures[i], true)); |
- EXPECT_EQ(texturesMemorySize(8), textureManager->memoryAboveCutoffBytes()); |
- EXPECT_LE(textureManager->memoryUseBytes(), textureManager->memoryAboveCutoffBytes()); |
- |
- DebugScopedSetImplThreadAndMainThreadBlocked implThreadAndMainThreadBlocked; |
- textureManager->clearAllMemory(resourceProvider()); |
-} |
- |
-TEST_F(CCPrioritizedTextureTest, textureManagerDestroyedFirst) |
-{ |
- scoped_ptr<CCPrioritizedTextureManager> textureManager = createManager(1); |
- scoped_ptr<CCPrioritizedTexture> texture = textureManager->createTexture(m_textureSize, m_textureFormat); |
- |
- // Texture is initially invalid, but it will become available. |
- EXPECT_FALSE(texture->haveBackingTexture()); |
- |
- texture->setRequestPriority(100); |
- prioritizeTexturesAndBackings(textureManager.get()); |
- |
- EXPECT_TRUE(validateTexture(texture, false)); |
- EXPECT_TRUE(texture->canAcquireBackingTexture()); |
- EXPECT_TRUE(texture->haveBackingTexture()); |
- |
- { |
- DebugScopedSetImplThreadAndMainThreadBlocked implThreadAndMainThreadBlocked; |
- textureManager->clearAllMemory(resourceProvider()); |
- } |
- textureManager.reset(); |
- |
- EXPECT_FALSE(texture->canAcquireBackingTexture()); |
- EXPECT_FALSE(texture->haveBackingTexture()); |
-} |
- |
-TEST_F(CCPrioritizedTextureTest, textureMovedToNewManager) |
-{ |
- scoped_ptr<CCPrioritizedTextureManager> textureManagerOne = createManager(1); |
- scoped_ptr<CCPrioritizedTextureManager> textureManagerTwo = createManager(1); |
- scoped_ptr<CCPrioritizedTexture> texture = textureManagerOne->createTexture(m_textureSize, m_textureFormat); |
- |
- // Texture is initially invalid, but it will become available. |
- EXPECT_FALSE(texture->haveBackingTexture()); |
- |
- texture->setRequestPriority(100); |
- prioritizeTexturesAndBackings(textureManagerOne.get()); |
- |
- EXPECT_TRUE(validateTexture(texture, false)); |
- EXPECT_TRUE(texture->canAcquireBackingTexture()); |
- EXPECT_TRUE(texture->haveBackingTexture()); |
- |
- texture->setTextureManager(0); |
- |
- { |
- DebugScopedSetImplThreadAndMainThreadBlocked implThreadAndMainThreadBlocked; |
- textureManagerOne->clearAllMemory(resourceProvider()); |
- } |
- textureManagerOne.reset(); |
- |
- EXPECT_FALSE(texture->canAcquireBackingTexture()); |
- EXPECT_FALSE(texture->haveBackingTexture()); |
- |
- texture->setTextureManager(textureManagerTwo.get()); |
- |
- prioritizeTexturesAndBackings(textureManagerTwo.get()); |
- |
- EXPECT_TRUE(validateTexture(texture, false)); |
- EXPECT_TRUE(texture->canAcquireBackingTexture()); |
- EXPECT_TRUE(texture->haveBackingTexture()); |
- |
- DebugScopedSetImplThreadAndMainThreadBlocked implThreadAndMainThreadBlocked; |
- textureManagerTwo->clearAllMemory(resourceProvider()); |
-} |
- |
-TEST_F(CCPrioritizedTextureTest, renderSurfacesReduceMemoryAvailableOutsideRootSurface) |
-{ |
- const size_t maxTextures = 8; |
- scoped_ptr<CCPrioritizedTextureManager> textureManager = createManager(maxTextures); |
- |
- // Half of the memory is taken by surfaces (with high priority place-holder) |
- scoped_ptr<CCPrioritizedTexture> renderSurfacePlaceHolder = textureManager->createTexture(m_textureSize, m_textureFormat); |
- renderSurfacePlaceHolder->setToSelfManagedMemoryPlaceholder(texturesMemorySize(4)); |
- renderSurfacePlaceHolder->setRequestPriority(CCPriorityCalculator::renderSurfacePriority()); |
- |
- // Create textures to fill our memory limit. |
- scoped_ptr<CCPrioritizedTexture> textures[maxTextures]; |
- |
- for (size_t i = 0; i < maxTextures; ++i) |
- textures[i] = textureManager->createTexture(m_textureSize, m_textureFormat); |
- |
- // Set decreasing non-visible priorities outside root surface. |
- for (size_t i = 0; i < maxTextures; ++i) |
- textures[i]->setRequestPriority(100 + i); |
- |
- // Only lower half should be available. |
- prioritizeTexturesAndBackings(textureManager.get()); |
- EXPECT_TRUE(validateTexture(textures[0], false)); |
- EXPECT_TRUE(validateTexture(textures[3], false)); |
- EXPECT_FALSE(validateTexture(textures[4], false)); |
- EXPECT_FALSE(validateTexture(textures[7], false)); |
- |
- // Set increasing non-visible priorities outside root surface. |
- for (size_t i = 0; i < maxTextures; ++i) |
- textures[i]->setRequestPriority(100 - i); |
- |
- // Only upper half should be available. |
- prioritizeTexturesAndBackings(textureManager.get()); |
- EXPECT_FALSE(validateTexture(textures[0], false)); |
- EXPECT_FALSE(validateTexture(textures[3], false)); |
- EXPECT_TRUE(validateTexture(textures[4], false)); |
- EXPECT_TRUE(validateTexture(textures[7], false)); |
- |
- EXPECT_EQ(texturesMemorySize(4), textureManager->memoryAboveCutoffBytes()); |
- EXPECT_EQ(texturesMemorySize(4), textureManager->memoryForSelfManagedTextures()); |
- EXPECT_LE(textureManager->memoryUseBytes(), textureManager->memoryAboveCutoffBytes()); |
- |
- DebugScopedSetImplThreadAndMainThreadBlocked implThreadAndMainThreadBlocked; |
- textureManager->clearAllMemory(resourceProvider()); |
-} |
- |
-TEST_F(CCPrioritizedTextureTest, renderSurfacesReduceMemoryAvailableForRequestLate) |
-{ |
- const size_t maxTextures = 8; |
- scoped_ptr<CCPrioritizedTextureManager> textureManager = createManager(maxTextures); |
- |
- // Half of the memory is taken by surfaces (with high priority place-holder) |
- scoped_ptr<CCPrioritizedTexture> renderSurfacePlaceHolder = textureManager->createTexture(m_textureSize, m_textureFormat); |
- renderSurfacePlaceHolder->setToSelfManagedMemoryPlaceholder(texturesMemorySize(4)); |
- renderSurfacePlaceHolder->setRequestPriority(CCPriorityCalculator::renderSurfacePriority()); |
- |
- // Create textures to fill our memory limit. |
- scoped_ptr<CCPrioritizedTexture> textures[maxTextures]; |
- |
- for (size_t i = 0; i < maxTextures; ++i) |
- textures[i] = textureManager->createTexture(m_textureSize, m_textureFormat); |
- |
- // Set equal priorities. |
- for (size_t i = 0; i < maxTextures; ++i) |
- textures[i]->setRequestPriority(100); |
- |
- // The first four to be requested late will be available. |
- prioritizeTexturesAndBackings(textureManager.get()); |
- for (unsigned i = 0; i < maxTextures; ++i) |
- EXPECT_FALSE(validateTexture(textures[i], false)); |
- for (unsigned i = 0; i < maxTextures; i += 2) |
- EXPECT_TRUE(validateTexture(textures[i], true)); |
- for (unsigned i = 1; i < maxTextures; i += 2) |
- EXPECT_FALSE(validateTexture(textures[i], true)); |
- |
- EXPECT_EQ(texturesMemorySize(4), textureManager->memoryAboveCutoffBytes()); |
- EXPECT_EQ(texturesMemorySize(4), textureManager->memoryForSelfManagedTextures()); |
- EXPECT_LE(textureManager->memoryUseBytes(), textureManager->memoryAboveCutoffBytes()); |
- |
- DebugScopedSetImplThreadAndMainThreadBlocked implThreadAndMainThreadBlocked; |
- textureManager->clearAllMemory(resourceProvider()); |
-} |
- |
-TEST_F(CCPrioritizedTextureTest, whenRenderSurfaceNotAvailableTexturesAlsoNotAvailable) |
-{ |
- const size_t maxTextures = 8; |
- scoped_ptr<CCPrioritizedTextureManager> textureManager = createManager(maxTextures); |
- |
- // Half of the memory is taken by surfaces (with high priority place-holder) |
- scoped_ptr<CCPrioritizedTexture> renderSurfacePlaceHolder = textureManager->createTexture(m_textureSize, m_textureFormat); |
- renderSurfacePlaceHolder->setToSelfManagedMemoryPlaceholder(texturesMemorySize(4)); |
- renderSurfacePlaceHolder->setRequestPriority(CCPriorityCalculator::renderSurfacePriority()); |
- |
- // Create textures to fill our memory limit. |
- scoped_ptr<CCPrioritizedTexture> textures[maxTextures]; |
- |
- for (size_t i = 0; i < maxTextures; ++i) |
- textures[i] = textureManager->createTexture(m_textureSize, m_textureFormat); |
- |
- // Set 6 visible textures in the root surface, and 2 in a child surface. |
- for (size_t i = 0; i < 6; ++i) |
- textures[i]->setRequestPriority(CCPriorityCalculator::visiblePriority(true)); |
- for (size_t i = 6; i < 8; ++i) |
- textures[i]->setRequestPriority(CCPriorityCalculator::visiblePriority(false)); |
- |
- prioritizeTexturesAndBackings(textureManager.get()); |
- |
- // Unable to requestLate textures in the child surface. |
- EXPECT_FALSE(validateTexture(textures[6], true)); |
- EXPECT_FALSE(validateTexture(textures[7], true)); |
- |
- // Root surface textures are valid. |
- for (size_t i = 0; i < 6; ++i) |
- EXPECT_TRUE(validateTexture(textures[i], false)); |
- |
- EXPECT_EQ(texturesMemorySize(6), textureManager->memoryAboveCutoffBytes()); |
- EXPECT_EQ(texturesMemorySize(2), textureManager->memoryForSelfManagedTextures()); |
- EXPECT_LE(textureManager->memoryUseBytes(), textureManager->memoryAboveCutoffBytes()); |
- |
- DebugScopedSetImplThreadAndMainThreadBlocked implThreadAndMainThreadBlocked; |
- textureManager->clearAllMemory(resourceProvider()); |
-} |
- |
-TEST_F(CCPrioritizedTextureTest, requestLateBackingsSorting) |
-{ |
- const size_t maxTextures = 8; |
- scoped_ptr<CCPrioritizedTextureManager> textureManager = createManager(maxTextures); |
- textureManager->setMaxMemoryLimitBytes(texturesMemorySize(maxTextures)); |
- |
- // Create textures to fill our memory limit. |
- scoped_ptr<CCPrioritizedTexture> textures[maxTextures]; |
- for (size_t i = 0; i < maxTextures; ++i) |
- textures[i] = textureManager->createTexture(m_textureSize, m_textureFormat); |
- |
- // Set equal priorities, and allocate backings for all textures. |
- for (size_t i = 0; i < maxTextures; ++i) |
- textures[i]->setRequestPriority(100); |
- prioritizeTexturesAndBackings(textureManager.get()); |
- for (unsigned i = 0; i < maxTextures; ++i) |
- EXPECT_TRUE(validateTexture(textures[i], false)); |
- |
- // Drop the memory limit and prioritize (none will be above the threshold, |
- // but they still have backings because reduceMemory hasn't been called). |
- textureManager->setMaxMemoryLimitBytes(texturesMemorySize(maxTextures / 2)); |
- prioritizeTexturesAndBackings(textureManager.get()); |
- |
- // Push half of them back over the limit. |
- for (size_t i = 0; i < maxTextures; i += 2) |
- EXPECT_TRUE(textures[i]->requestLate()); |
- |
- // Push the priorities to the backings array and sort the backings array |
- textureManagerUpdateBackingsPriorities(textureManager.get()); |
- |
- // Assert that the backings list be sorted with the below-limit backings |
- // before the above-limit backings. |
- textureManagerAssertInvariants(textureManager.get()); |
- |
- // Make sure that we have backings for all of the textures. |
- for (size_t i = 0; i < maxTextures; ++i) |
- EXPECT_TRUE(textures[i]->haveBackingTexture()); |
- |
- // Make sure that only the requestLate textures are above the priority cutoff |
- for (size_t i = 0; i < maxTextures; i += 2) |
- EXPECT_TRUE(textureBackingIsAbovePriorityCutoff(textures[i].get())); |
- for (size_t i = 1; i < maxTextures; i += 2) |
- EXPECT_FALSE(textureBackingIsAbovePriorityCutoff(textures[i].get())); |
- |
- DebugScopedSetImplThreadAndMainThreadBlocked implThreadAndMainThreadBlocked; |
- textureManager->clearAllMemory(resourceProvider()); |
-} |
- |
- |
-} // namespace |