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Unified Diff: cc/prioritized_texture_unittest.cc

Issue 11369109: cc: Rename PrioritizedTexture to PrioritizedResource. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 8 years, 1 month ago
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Index: cc/prioritized_texture_unittest.cc
diff --git a/cc/prioritized_texture_unittest.cc b/cc/prioritized_texture_unittest.cc
deleted file mode 100644
index 181fb86414e402e235b724186b6f0414e55cc928..0000000000000000000000000000000000000000
--- a/cc/prioritized_texture_unittest.cc
+++ /dev/null
@@ -1,705 +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 "cc/prioritized_texture.h"
-
-#include "cc/prioritized_texture_manager.h"
-#include "cc/single_thread_proxy.h" // For DebugScopedSetImplThread
-#include "cc/test/fake_graphics_context.h"
-#include "cc/test/tiled_layer_test_common.h"
-#include "cc/texture.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-using namespace cc;
-using namespace WebKitTests;
-
-namespace cc {
-
-class PrioritizedTextureTest : public testing::Test {
-public:
- PrioritizedTextureTest()
- : m_textureSize(256, 256)
- , m_textureFormat(GL_RGBA)
- , m_context(WebKit::createFakeGraphicsContext())
- {
- DebugScopedSetImplThread implThread;
- m_resourceProvider = ResourceProvider::create(m_context.get());
- }
-
- virtual ~PrioritizedTextureTest()
- {
- DebugScopedSetImplThread implThread;
- m_resourceProvider.reset();
- }
-
- size_t texturesMemorySize(size_t textureCount)
- {
- return Texture::memorySizeBytes(m_textureSize, m_textureFormat) * textureCount;
- }
-
- scoped_ptr<PrioritizedTextureManager> createManager(size_t maxTextures)
- {
- return PrioritizedTextureManager::create(texturesMemorySize(maxTextures), 1024, 0);
- }
-
- bool validateTexture(scoped_ptr<PrioritizedTexture>& 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(PrioritizedTextureManager* textureManager)
- {
- textureManager->prioritizeTextures();
- textureManagerUpdateBackingsPriorities(textureManager);
- }
-
- void textureManagerUpdateBackingsPriorities(PrioritizedTextureManager* textureManager)
- {
- DebugScopedSetImplThreadAndMainThreadBlocked implThreadAndMainThreadBlocked;
- textureManager->pushTexturePrioritiesToBackings();
- }
-
- ResourceProvider* resourceProvider()
- {
- return m_resourceProvider.get();
- }
-
- void textureManagerAssertInvariants(PrioritizedTextureManager* textureManager)
- {
-#ifndef NDEBUG
- DebugScopedSetImplThreadAndMainThreadBlocked implThreadAndMainThreadBlocked;
- textureManager->assertInvariants();
-#endif
- }
-
- bool textureBackingIsAbovePriorityCutoff(PrioritizedTexture* texture)
- {
- return texture->m_backing->wasAbovePriorityCutoffAtLastPriorityUpdate();
- }
-
-protected:
- const gfx::Size m_textureSize;
- const GLenum m_textureFormat;
- scoped_ptr<GraphicsContext> m_context;
- scoped_ptr<ResourceProvider> m_resourceProvider;
-};
-
-}
-
-namespace {
-
-TEST_F(PrioritizedTextureTest, requestTextureExceedingMaxLimit)
-{
- const size_t maxTextures = 8;
- scoped_ptr<PrioritizedTextureManager> textureManager = createManager(maxTextures);
-
- // Create textures for double our memory limit.
- scoped_ptr<PrioritizedTexture> 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(PrioritizedTextureTest, changeMemoryLimits)
-{
- const size_t maxTextures = 8;
- scoped_ptr<PrioritizedTextureManager> textureManager = createManager(maxTextures);
- scoped_ptr<PrioritizedTexture> 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(PrioritizedTextureTest, changePriorityCutoff)
-{
- const size_t maxTextures = 8;
- scoped_ptr<PrioritizedTextureManager> textureManager = createManager(maxTextures);
- scoped_ptr<PrioritizedTexture> 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 the cutoff to drop two textures. Try to requestLate on all textures, and
- // make sure that requestLate doesn't work on a texture with equal priority to
- // the cutoff.
- textureManager->setMaxMemoryLimitBytes(texturesMemorySize(8));
- textureManager->setExternalPriorityCutoff(106);
- prioritizeTexturesAndBackings(textureManager.get());
- for (size_t i = 0; i < maxTextures; ++i)
- EXPECT_EQ(validateTexture(textures[i], true), i < 6);
- {
- DebugScopedSetImplThreadAndMainThreadBlocked implThreadAndMainThreadBlocked;
- textureManager->reduceMemory(resourceProvider());
- }
- EXPECT_EQ(texturesMemorySize(6), textureManager->memoryAboveCutoffBytes());
- EXPECT_LE(textureManager->memoryUseBytes(), textureManager->memoryAboveCutoffBytes());
-
- // Set the cutoff to drop two more textures.
- textureManager->setExternalPriorityCutoff(104);
- 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());
-
- // Do a one-time eviction for one more texture based on priority cutoff
- PrioritizedTextureManager::BackingList evictedBackings;
- {
- DebugScopedSetImplThreadAndMainThreadBlocked implThreadAndMainThreadBlocked;
- textureManager->reduceMemoryOnImplThread(texturesMemorySize(8), 104, resourceProvider());
- textureManager->getEvictedBackings(evictedBackings);
- EXPECT_EQ(0, evictedBackings.size());
- textureManager->reduceMemoryOnImplThread(texturesMemorySize(8), 103, resourceProvider());
- textureManager->getEvictedBackings(evictedBackings);
- EXPECT_EQ(1, evictedBackings.size());
- }
- textureManager->unlinkEvictedBackings(evictedBackings);
- EXPECT_EQ(texturesMemorySize(3), textureManager->memoryUseBytes());
-
- // Re-allocate the the texture after the one-time drop.
- 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());
-
- DebugScopedSetImplThreadAndMainThreadBlocked implThreadAndMainThreadBlocked;
- textureManager->clearAllMemory(resourceProvider());
-}
-
-TEST_F(PrioritizedTextureTest, textureManagerPartialUpdateTextures)
-{
- const size_t maxTextures = 4;
- const size_t numTextures = 4;
- scoped_ptr<PrioritizedTextureManager> textureManager = createManager(maxTextures);
- scoped_ptr<PrioritizedTexture> textures[numTextures];
- scoped_ptr<PrioritizedTexture> 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(PrioritizedTextureTest, textureManagerPrioritiesAreEqual)
-{
- const size_t maxTextures = 16;
- scoped_ptr<PrioritizedTextureManager> textureManager = createManager(maxTextures);
- scoped_ptr<PrioritizedTexture> 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(PrioritizedTextureTest, textureManagerDestroyedFirst)
-{
- scoped_ptr<PrioritizedTextureManager> textureManager = createManager(1);
- scoped_ptr<PrioritizedTexture> 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(PrioritizedTextureTest, textureMovedToNewManager)
-{
- scoped_ptr<PrioritizedTextureManager> textureManagerOne = createManager(1);
- scoped_ptr<PrioritizedTextureManager> textureManagerTwo = createManager(1);
- scoped_ptr<PrioritizedTexture> 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(PrioritizedTextureTest, renderSurfacesReduceMemoryAvailableOutsideRootSurface)
-{
- const size_t maxTextures = 8;
- scoped_ptr<PrioritizedTextureManager> textureManager = createManager(maxTextures);
-
- // Half of the memory is taken by surfaces (with high priority place-holder)
- scoped_ptr<PrioritizedTexture> renderSurfacePlaceHolder = textureManager->createTexture(m_textureSize, m_textureFormat);
- renderSurfacePlaceHolder->setToSelfManagedMemoryPlaceholder(texturesMemorySize(4));
- renderSurfacePlaceHolder->setRequestPriority(PriorityCalculator::renderSurfacePriority());
-
- // Create textures to fill our memory limit.
- scoped_ptr<PrioritizedTexture> 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(PrioritizedTextureTest, renderSurfacesReduceMemoryAvailableForRequestLate)
-{
- const size_t maxTextures = 8;
- scoped_ptr<PrioritizedTextureManager> textureManager = createManager(maxTextures);
-
- // Half of the memory is taken by surfaces (with high priority place-holder)
- scoped_ptr<PrioritizedTexture> renderSurfacePlaceHolder = textureManager->createTexture(m_textureSize, m_textureFormat);
- renderSurfacePlaceHolder->setToSelfManagedMemoryPlaceholder(texturesMemorySize(4));
- renderSurfacePlaceHolder->setRequestPriority(PriorityCalculator::renderSurfacePriority());
-
- // Create textures to fill our memory limit.
- scoped_ptr<PrioritizedTexture> 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(PrioritizedTextureTest, whenRenderSurfaceNotAvailableTexturesAlsoNotAvailable)
-{
- const size_t maxTextures = 8;
- scoped_ptr<PrioritizedTextureManager> textureManager = createManager(maxTextures);
-
- // Half of the memory is taken by surfaces (with high priority place-holder)
- scoped_ptr<PrioritizedTexture> renderSurfacePlaceHolder = textureManager->createTexture(m_textureSize, m_textureFormat);
- renderSurfacePlaceHolder->setToSelfManagedMemoryPlaceholder(texturesMemorySize(4));
- renderSurfacePlaceHolder->setRequestPriority(PriorityCalculator::renderSurfacePriority());
-
- // Create textures to fill our memory limit.
- scoped_ptr<PrioritizedTexture> 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(PriorityCalculator::visiblePriority(true));
- for (size_t i = 6; i < 8; ++i)
- textures[i]->setRequestPriority(PriorityCalculator::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(PrioritizedTextureTest, requestLateBackingsSorting)
-{
- const size_t maxTextures = 8;
- scoped_ptr<PrioritizedTextureManager> textureManager = createManager(maxTextures);
- textureManager->setMaxMemoryLimitBytes(texturesMemorySize(maxTextures));
-
- // Create textures to fill our memory limit.
- scoped_ptr<PrioritizedTexture> 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());
-}
-
-TEST_F(PrioritizedTextureTest, clearUploadsToEvictedResources)
-{
- const size_t maxTextures = 4;
- scoped_ptr<PrioritizedTextureManager> textureManager =
- createManager(maxTextures);
- textureManager->setMaxMemoryLimitBytes(texturesMemorySize(maxTextures));
-
- // Create textures to fill our memory limit.
- scoped_ptr<PrioritizedTexture> 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));
-
- ResourceUpdateQueue queue;
- DebugScopedSetImplThreadAndMainThreadBlocked implThreadAndMainThreadBlocked;
- for (size_t i = 0; i < maxTextures; ++i) {
- const ResourceUpdate upload = ResourceUpdate::Create(
- textures[i].get(), NULL, gfx::Rect(), gfx::Rect(), gfx::Vector2d());
- queue.appendFullUpload(upload);
- }
-
- // Make sure that we have backings for all of the textures.
- for (size_t i = 0; i < maxTextures; ++i)
- EXPECT_TRUE(textures[i]->haveBackingTexture());
-
- queue.clearUploadsToEvictedResources();
- EXPECT_EQ(4, queue.fullUploadSize());
-
- textureManager->reduceMemoryOnImplThread(
- texturesMemorySize(1), PriorityCalculator::allowEverythingCutoff(), resourceProvider());
- queue.clearUploadsToEvictedResources();
- EXPECT_EQ(1, queue.fullUploadSize());
-
- textureManager->reduceMemoryOnImplThread(0, PriorityCalculator::allowEverythingCutoff(), resourceProvider());
- queue.clearUploadsToEvictedResources();
- EXPECT_EQ(0, queue.fullUploadSize());
-
-}
-
-TEST_F(PrioritizedTextureTest, usageStatistics)
-{
- const size_t maxTextures = 5;
- scoped_ptr<PrioritizedTextureManager> textureManager = createManager(maxTextures);
- scoped_ptr<PrioritizedTexture> textures[maxTextures];
-
- for (size_t i = 0; i < maxTextures; ++i)
- textures[i] = textureManager->createTexture(m_textureSize, m_textureFormat);
-
- textures[0]->setRequestPriority(PriorityCalculator::allowVisibleOnlyCutoff() - 1);
- textures[1]->setRequestPriority(PriorityCalculator::allowVisibleOnlyCutoff());
- textures[2]->setRequestPriority(PriorityCalculator::allowVisibleAndNearbyCutoff() - 1);
- textures[3]->setRequestPriority(PriorityCalculator::allowVisibleAndNearbyCutoff());
- textures[4]->setRequestPriority(PriorityCalculator::allowVisibleAndNearbyCutoff() + 1);
-
- // Set max limit to 2 textures.
- textureManager->setMaxMemoryLimitBytes(texturesMemorySize(2));
- prioritizeTexturesAndBackings(textureManager.get());
-
- // The first two 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));
-
- // Validate the statistics.
- {
- DebugScopedSetImplThread implThread;
- EXPECT_EQ(texturesMemorySize(2), textureManager->memoryUseBytes());
- EXPECT_EQ(texturesMemorySize(1), textureManager->memoryVisibleBytes());
- EXPECT_EQ(texturesMemorySize(3), textureManager->memoryVisibleAndNearbyBytes());
- }
-
- // Re-prioritize the textures, but do not push the values to backings.
- textures[0]->setRequestPriority(PriorityCalculator::allowVisibleOnlyCutoff() - 1);
- textures[1]->setRequestPriority(PriorityCalculator::allowVisibleOnlyCutoff() - 1);
- textures[2]->setRequestPriority(PriorityCalculator::allowVisibleOnlyCutoff() - 1);
- textures[3]->setRequestPriority(PriorityCalculator::allowVisibleAndNearbyCutoff() - 1);
- textures[4]->setRequestPriority(PriorityCalculator::allowVisibleAndNearbyCutoff());
- textureManager->prioritizeTextures();
-
- // Verify that we still see the old values.
- {
- DebugScopedSetImplThread implThread;
- EXPECT_EQ(texturesMemorySize(2), textureManager->memoryUseBytes());
- EXPECT_EQ(texturesMemorySize(1), textureManager->memoryVisibleBytes());
- EXPECT_EQ(texturesMemorySize(3), textureManager->memoryVisibleAndNearbyBytes());
- }
-
- // Push priorities to backings, and verify we see the new values.
- {
- DebugScopedSetImplThreadAndMainThreadBlocked implThreadAndMainThreadBlocked;
- textureManager->pushTexturePrioritiesToBackings();
- EXPECT_EQ(texturesMemorySize(2), textureManager->memoryUseBytes());
- EXPECT_EQ(texturesMemorySize(3), textureManager->memoryVisibleBytes());
- EXPECT_EQ(texturesMemorySize(4), textureManager->memoryVisibleAndNearbyBytes());
- }
-
- DebugScopedSetImplThreadAndMainThreadBlocked implThreadAndMainThreadBlocked;
- textureManager->clearAllMemory(resourceProvider());
-}
-
-
-} // anonymous namespace
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