cc/resources/picture_layer_tiling_perftest.cc - chromium/src - Git at Google

 // Copyright 2013 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 "cc/debug/lap_timer.h"
 #include "cc/resources/picture_layer_tiling.h"
 #include "cc/resources/resource_provider.h"
 #include "cc/resources/scoped_resource.h"
 #include "cc/test/fake_output_surface.h"
 #include "cc/test/fake_output_surface_client.h"
 #include "cc/test/fake_picture_layer_tiling_client.h"
 #include "cc/test/test_context_provider.h"
 #include "cc/test/test_shared_bitmap_manager.h"

 #include "testing/gtest/include/gtest/gtest.h"
 #include "testing/perf/perf_test.h"

 namespace cc {

 namespace {

 static const int kTimeLimitMillis = 2000;
 static const int kWarmupRuns = 5;
 static const int kTimeCheckInterval = 10;

 class PictureLayerTilingPerfTest : public testing::Test {
  public:
   PictureLayerTilingPerfTest()
       : timer_(kWarmupRuns,
                base::TimeDelta::FromMilliseconds(kTimeLimitMillis),
                kTimeCheckInterval),
         context_provider_(TestContextProvider::Create()) {
     output_surface_ = FakeOutputSurface::Create3d(context_provider_).Pass();
     CHECK(output_surface_->BindToClient(&output_surface_client_));

     shared_bitmap_manager_.reset(new TestSharedBitmapManager());
     resource_provider_ = ResourceProvider::Create(output_surface_.get(),
                                                   shared_bitmap_manager_.get(),
                                                   NULL,
                                                   NULL,
                                                   0,
                                                   false,
                                                   1).Pass();
   }

   virtual void SetUp() override {
     picture_layer_tiling_client_.SetTileSize(gfx::Size(256, 256));
     picture_layer_tiling_client_.set_max_tiles_for_interest_area(250);
     picture_layer_tiling_client_.set_tree(PENDING_TREE);
     picture_layer_tiling_ = PictureLayerTiling::Create(
         1, gfx::Size(256 * 50, 256 * 50), &picture_layer_tiling_client_);
     picture_layer_tiling_->CreateAllTilesForTesting();
   }

   virtual void TearDown() override {
     picture_layer_tiling_.reset(NULL);
   }

   void RunInvalidateTest(const std::string& test_name, const Region& region) {
     timer_.Reset();
     do {
       picture_layer_tiling_->UpdateTilesToCurrentPile(
           region, picture_layer_tiling_->tiling_size());
       timer_.NextLap();
     } while (!timer_.HasTimeLimitExpired());

     perf_test::PrintResult(
         "invalidation", "", test_name, timer_.LapsPerSecond(), "runs/s", true);
   }

   void RunComputeTilePriorityRectsStationaryTest(
       const std::string& test_name,
       const gfx::Transform& transform) {
     gfx::Rect viewport_rect(0, 0, 1024, 768);

     timer_.Reset();
     do {
       picture_layer_tiling_->ComputeTilePriorityRects(
           PENDING_TREE, viewport_rect, 1.f, timer_.NumLaps() + 1, Occlusion());
       timer_.NextLap();
     } while (!timer_.HasTimeLimitExpired());

     perf_test::PrintResult("compute_tile_priority_rects_stationary",
                            "",
                            test_name,
                            timer_.LapsPerSecond(),
                            "runs/s",
                            true);
   }

   void RunComputeTilePriorityRectsScrollingTest(
       const std::string& test_name,
       const gfx::Transform& transform) {
     gfx::Size viewport_size(1024, 768);
     gfx::Rect viewport_rect(viewport_size);
     int xoffsets[] = {10, 0, -10, 0};
     int yoffsets[] = {0, 10, 0, -10};
     int offsetIndex = 0;
     int offsetCount = 0;
     const int maxOffsetCount = 1000;

     timer_.Reset();
     do {
       picture_layer_tiling_->ComputeTilePriorityRects(
           PENDING_TREE, viewport_rect, 1.f, timer_.NumLaps() + 1, Occlusion());

       viewport_rect = gfx::Rect(viewport_rect.x() + xoffsets[offsetIndex],
                                 viewport_rect.y() + yoffsets[offsetIndex],
                                 viewport_rect.width(),
                                 viewport_rect.height());

       if (++offsetCount > maxOffsetCount) {
         offsetCount = 0;
         offsetIndex = (offsetIndex + 1) % 4;
       }
       timer_.NextLap();
     } while (!timer_.HasTimeLimitExpired());

     perf_test::PrintResult("compute_tile_priority_rects_scrolling",
                            "",
                            test_name,
                            timer_.LapsPerSecond(),
                            "runs/s",
                            true);
   }

   void RunRasterIteratorConstructTest(const std::string& test_name,
                                       const gfx::Rect& viewport) {
     gfx::Size bounds(viewport.size());
     picture_layer_tiling_ =
         PictureLayerTiling::Create(1, bounds, &picture_layer_tiling_client_);
     picture_layer_tiling_client_.set_tree(ACTIVE_TREE);
     picture_layer_tiling_->ComputeTilePriorityRects(
         ACTIVE_TREE, viewport, 1.0f, 1.0, Occlusion());

     timer_.Reset();
     do {
       PictureLayerTiling::TilingRasterTileIterator it(
           picture_layer_tiling_.get());
       timer_.NextLap();
     } while (!timer_.HasTimeLimitExpired());

     perf_test::PrintResult("tiling_raster_tile_iterator_construct",
                            "",
                            test_name,
                            timer_.LapsPerSecond(),
                            "runs/s",
                            true);
   }

   void RunRasterIteratorConstructAndIterateTest(const std::string& test_name,
                                                 int num_tiles,
                                                 const gfx::Rect& viewport) {
     gfx::Size bounds(10000, 10000);
     picture_layer_tiling_ =
         PictureLayerTiling::Create(1, bounds, &picture_layer_tiling_client_);
     picture_layer_tiling_client_.set_tree(ACTIVE_TREE);
     picture_layer_tiling_->ComputeTilePriorityRects(
         ACTIVE_TREE, viewport, 1.0f, 1.0, Occlusion());

     timer_.Reset();
     do {
       int count = num_tiles;
       PictureLayerTiling::TilingRasterTileIterator it(
           picture_layer_tiling_.get());
       while (count--) {
         ASSERT_TRUE(it) << "count: " << count;
         ASSERT_TRUE(*it != NULL) << "count: " << count;
         ++it;
       }
       timer_.NextLap();
     } while (!timer_.HasTimeLimitExpired());

     perf_test::PrintResult("tiling_raster_tile_iterator_construct_and_iterate",
                            "",
                            test_name,
                            timer_.LapsPerSecond(),
                            "runs/s",
                            true);
   }

   void RunEvictionIteratorConstructTest(const std::string& test_name,
                                         const gfx::Rect& viewport) {
     gfx::Size bounds(viewport.size());
     picture_layer_tiling_ =
         PictureLayerTiling::Create(1, bounds, &picture_layer_tiling_client_);
     picture_layer_tiling_client_.set_tree(ACTIVE_TREE);
     picture_layer_tiling_->ComputeTilePriorityRects(
         ACTIVE_TREE, viewport, 1.0f, 1.0, Occlusion());

     timer_.Reset();
     TreePriority priorities[] = {SAME_PRIORITY_FOR_BOTH_TREES,
                                  SMOOTHNESS_TAKES_PRIORITY,
                                  NEW_CONTENT_TAKES_PRIORITY};
     int priority_count = 0;
     do {
       PictureLayerTiling::TilingEvictionTileIterator it(
           picture_layer_tiling_.get(),
           priorities[priority_count],
           PictureLayerTiling::NOW);
       priority_count = (priority_count + 1) % arraysize(priorities);
       timer_.NextLap();
     } while (!timer_.HasTimeLimitExpired());

     perf_test::PrintResult("tiling_eviction_tile_iterator_construct",
                            "",
                            test_name,
                            timer_.LapsPerSecond(),
                            "runs/s",
                            true);
   }

   void RunEvictionIteratorConstructAndIterateTest(const std::string& test_name,
                                                   int num_tiles,
                                                   const gfx::Rect& viewport) {
     gfx::Size bounds(10000, 10000);
     picture_layer_tiling_ =
         PictureLayerTiling::Create(1, bounds, &picture_layer_tiling_client_);
     picture_layer_tiling_client_.set_tree(ACTIVE_TREE);
     picture_layer_tiling_->ComputeTilePriorityRects(
         ACTIVE_TREE, viewport, 1.0f, 1.0, Occlusion());

     TreePriority priorities[] = {SAME_PRIORITY_FOR_BOTH_TREES,
                                  SMOOTHNESS_TAKES_PRIORITY,
                                  NEW_CONTENT_TAKES_PRIORITY};

     // Ensure all tiles have resources.
     std::vector<Tile*> all_tiles = picture_layer_tiling_->AllTilesForTesting();
     for (std::vector<Tile*>::iterator tile_it = all_tiles.begin();
          tile_it != all_tiles.end();
          ++tile_it) {
       Tile* tile = *tile_it;
       ManagedTileState::DrawInfo& draw_info = tile->draw_info();
       draw_info.SetResourceForTesting(
           ScopedResource::Create(resource_provider_.get()).Pass());
     }

     int priority_count = 0;
     timer_.Reset();
     do {
       int count = num_tiles;
       PictureLayerTiling::TilingEvictionTileIterator it(
           picture_layer_tiling_.get(),
           priorities[priority_count],
           PictureLayerTiling::EVENTUALLY);
       while (count--) {
         ASSERT_TRUE(it) << "count: " << count;
         ASSERT_TRUE(*it != NULL) << "count: " << count;
         ++it;
       }
       priority_count = (priority_count + 1) % arraysize(priorities);
       timer_.NextLap();
     } while (!timer_.HasTimeLimitExpired());

     // Remove all resources from tiles to make sure the tile version destructor
     // doesn't complain.
     for (std::vector<Tile*>::iterator tile_it = all_tiles.begin();
          tile_it != all_tiles.end();
          ++tile_it) {
       Tile* tile = *tile_it;
       ManagedTileState::DrawInfo& draw_info = tile->draw_info();
       draw_info.SetResourceForTesting(nullptr);
     }

     perf_test::PrintResult(
         "tiling_eviction_tile_iterator_construct_and_iterate",
         "",
         test_name,
         timer_.LapsPerSecond(),
         "runs/s",
         true);
   }

  private:
   FakePictureLayerTilingClient picture_layer_tiling_client_;
   scoped_ptr<PictureLayerTiling> picture_layer_tiling_;

   LapTimer timer_;

   scoped_refptr<ContextProvider> context_provider_;
   FakeOutputSurfaceClient output_surface_client_;
   scoped_ptr<FakeOutputSurface> output_surface_;
   scoped_ptr<SharedBitmapManager> shared_bitmap_manager_;
   scoped_ptr<ResourceProvider> resource_provider_;
 };

 TEST_F(PictureLayerTilingPerfTest, Invalidate) {
   Region one_tile(gfx::Rect(256, 256));
   RunInvalidateTest("1x1", one_tile);

   Region half_region(gfx::Rect(25 * 256, 50 * 256));
   RunInvalidateTest("25x50", half_region);

   Region full_region(gfx::Rect(50 * 256, 50 * 256));
   RunInvalidateTest("50x50", full_region);
 }

 #if defined(OS_ANDROID)
 // TODO(vmpstr): Investigate why this is noisy (crbug.com/310220).
 TEST_F(PictureLayerTilingPerfTest, DISABLED_ComputeTilePriorityRects) {
 #else
 TEST_F(PictureLayerTilingPerfTest, ComputeTilePriorityRects) {
 #endif  // defined(OS_ANDROID)
   gfx::Transform transform;

   RunComputeTilePriorityRectsStationaryTest("no_transform", transform);
   RunComputeTilePriorityRectsScrollingTest("no_transform", transform);

   transform.Rotate(10);
   RunComputeTilePriorityRectsStationaryTest("rotation", transform);
   RunComputeTilePriorityRectsScrollingTest("rotation", transform);

   transform.ApplyPerspectiveDepth(10);
   RunComputeTilePriorityRectsStationaryTest("perspective", transform);
   RunComputeTilePriorityRectsScrollingTest("perspective", transform);
 }

 TEST_F(PictureLayerTilingPerfTest, TilingRasterTileIteratorConstruct) {
   RunRasterIteratorConstructTest("0_0_100x100", gfx::Rect(0, 0, 100, 100));
   RunRasterIteratorConstructTest("50_0_100x100", gfx::Rect(50, 0, 100, 100));
   RunRasterIteratorConstructTest("100_0_100x100", gfx::Rect(100, 0, 100, 100));
   RunRasterIteratorConstructTest("150_0_100x100", gfx::Rect(150, 0, 100, 100));
 }

 TEST_F(PictureLayerTilingPerfTest,
        TilingRasterTileIteratorConstructAndIterate) {
   RunRasterIteratorConstructAndIterateTest(
       "32_100x100", 32, gfx::Rect(0, 0, 100, 100));
   RunRasterIteratorConstructAndIterateTest(
       "32_500x500", 32, gfx::Rect(0, 0, 500, 500));
   RunRasterIteratorConstructAndIterateTest(
       "64_100x100", 64, gfx::Rect(0, 0, 100, 100));
   RunRasterIteratorConstructAndIterateTest(
       "64_500x500", 64, gfx::Rect(0, 0, 500, 500));
 }

 TEST_F(PictureLayerTilingPerfTest, TilingEvictionTileIteratorConstruct) {
   RunEvictionIteratorConstructTest("0_0_100x100", gfx::Rect(0, 0, 100, 100));
   RunEvictionIteratorConstructTest("50_0_100x100", gfx::Rect(50, 0, 100, 100));
   RunEvictionIteratorConstructTest("100_0_100x100",
                                    gfx::Rect(100, 0, 100, 100));
   RunEvictionIteratorConstructTest("150_0_100x100",
                                    gfx::Rect(150, 0, 100, 100));
 }

 TEST_F(PictureLayerTilingPerfTest,
        TilingEvictionTileIteratorConstructAndIterate) {
   RunEvictionIteratorConstructAndIterateTest(
       "32_100x100", 32, gfx::Rect(0, 0, 100, 100));
   RunEvictionIteratorConstructAndIterateTest(
       "32_500x500", 32, gfx::Rect(0, 0, 500, 500));
   RunEvictionIteratorConstructAndIterateTest(
       "64_100x100", 64, gfx::Rect(0, 0, 100, 100));
   RunEvictionIteratorConstructAndIterateTest(
       "64_500x500", 64, gfx::Rect(0, 0, 500, 500));
 }

 }  // namespace

 }  // namespace cc
	// Copyright 2013 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 "cc/debug/lap_timer.h"
	#include "cc/resources/picture_layer_tiling.h"
	#include "cc/resources/resource_provider.h"
	#include "cc/resources/scoped_resource.h"
	#include "cc/test/fake_output_surface.h"
	#include "cc/test/fake_output_surface_client.h"
	#include "cc/test/fake_picture_layer_tiling_client.h"
	#include "cc/test/test_context_provider.h"
	#include "cc/test/test_shared_bitmap_manager.h"

	#include "testing/gtest/include/gtest/gtest.h"
	#include "testing/perf/perf_test.h"

	namespace cc {

	namespace {

	static const int kTimeLimitMillis = 2000;
	static const int kWarmupRuns = 5;
	static const int kTimeCheckInterval = 10;

	class PictureLayerTilingPerfTest : public testing::Test {
	public:
	PictureLayerTilingPerfTest()
	: timer_(kWarmupRuns,
	base::TimeDelta::FromMilliseconds(kTimeLimitMillis),
	kTimeCheckInterval),
	context_provider_(TestContextProvider::Create()) {
	output_surface_ = FakeOutputSurface::Create3d(context_provider_).Pass();
	CHECK(output_surface_->BindToClient(&output_surface_client_));

	shared_bitmap_manager_.reset(new TestSharedBitmapManager());
	resource_provider_ = ResourceProvider::Create(output_surface_.get(),
	shared_bitmap_manager_.get(),
	NULL,
	NULL,
	0,
	false,
	1).Pass();
	}

	virtual void SetUp() override {
	picture_layer_tiling_client_.SetTileSize(gfx::Size(256, 256));
	picture_layer_tiling_client_.set_max_tiles_for_interest_area(250);
	picture_layer_tiling_client_.set_tree(PENDING_TREE);
	picture_layer_tiling_ = PictureLayerTiling::Create(
	1, gfx::Size(256 * 50, 256 * 50), &picture_layer_tiling_client_);
	picture_layer_tiling_->CreateAllTilesForTesting();
	}

	virtual void TearDown() override {
	picture_layer_tiling_.reset(NULL);
	}

	void RunInvalidateTest(const std::string& test_name, const Region& region) {
	timer_.Reset();
	do {
	picture_layer_tiling_->UpdateTilesToCurrentPile(
	region, picture_layer_tiling_->tiling_size());
	timer_.NextLap();
	} while (!timer_.HasTimeLimitExpired());

	perf_test::PrintResult(
	"invalidation", "", test_name, timer_.LapsPerSecond(), "runs/s", true);
	}

	void RunComputeTilePriorityRectsStationaryTest(
	const std::string& test_name,
	const gfx::Transform& transform) {
	gfx::Rect viewport_rect(0, 0, 1024, 768);

	timer_.Reset();
	do {
	picture_layer_tiling_->ComputeTilePriorityRects(
	PENDING_TREE, viewport_rect, 1.f, timer_.NumLaps() + 1, Occlusion());
	timer_.NextLap();
	} while (!timer_.HasTimeLimitExpired());

	perf_test::PrintResult("compute_tile_priority_rects_stationary",
	"",
	test_name,
	timer_.LapsPerSecond(),
	"runs/s",
	true);
	}

	void RunComputeTilePriorityRectsScrollingTest(
	const std::string& test_name,
	const gfx::Transform& transform) {
	gfx::Size viewport_size(1024, 768);
	gfx::Rect viewport_rect(viewport_size);
	int xoffsets[] = {10, 0, -10, 0};
	int yoffsets[] = {0, 10, 0, -10};
	int offsetIndex = 0;
	int offsetCount = 0;
	const int maxOffsetCount = 1000;

	timer_.Reset();
	do {
	picture_layer_tiling_->ComputeTilePriorityRects(
	PENDING_TREE, viewport_rect, 1.f, timer_.NumLaps() + 1, Occlusion());

	viewport_rect = gfx::Rect(viewport_rect.x() + xoffsets[offsetIndex],
	viewport_rect.y() + yoffsets[offsetIndex],
	viewport_rect.width(),
	viewport_rect.height());

	if (++offsetCount > maxOffsetCount) {
	offsetCount = 0;
	offsetIndex = (offsetIndex + 1) % 4;
	}
	timer_.NextLap();
	} while (!timer_.HasTimeLimitExpired());

	perf_test::PrintResult("compute_tile_priority_rects_scrolling",
	"",
	test_name,
	timer_.LapsPerSecond(),
	"runs/s",
	true);
	}

	void RunRasterIteratorConstructTest(const std::string& test_name,
	const gfx::Rect& viewport) {
	gfx::Size bounds(viewport.size());
	picture_layer_tiling_ =
	PictureLayerTiling::Create(1, bounds, &picture_layer_tiling_client_);
	picture_layer_tiling_client_.set_tree(ACTIVE_TREE);
	picture_layer_tiling_->ComputeTilePriorityRects(
	ACTIVE_TREE, viewport, 1.0f, 1.0, Occlusion());

	timer_.Reset();
	do {
	PictureLayerTiling::TilingRasterTileIterator it(
	picture_layer_tiling_.get());
	timer_.NextLap();
	} while (!timer_.HasTimeLimitExpired());

	perf_test::PrintResult("tiling_raster_tile_iterator_construct",
	"",
	test_name,
	timer_.LapsPerSecond(),
	"runs/s",
	true);
	}

	void RunRasterIteratorConstructAndIterateTest(const std::string& test_name,
	int num_tiles,
	const gfx::Rect& viewport) {
	gfx::Size bounds(10000, 10000);
	picture_layer_tiling_ =
	PictureLayerTiling::Create(1, bounds, &picture_layer_tiling_client_);
	picture_layer_tiling_client_.set_tree(ACTIVE_TREE);
	picture_layer_tiling_->ComputeTilePriorityRects(
	ACTIVE_TREE, viewport, 1.0f, 1.0, Occlusion());

	timer_.Reset();
	do {
	int count = num_tiles;
	PictureLayerTiling::TilingRasterTileIterator it(
	picture_layer_tiling_.get());
	while (count--) {
	ASSERT_TRUE(it) << "count: " << count;
	ASSERT_TRUE(*it != NULL) << "count: " << count;
	++it;
	}
	timer_.NextLap();
	} while (!timer_.HasTimeLimitExpired());

	perf_test::PrintResult("tiling_raster_tile_iterator_construct_and_iterate",
	"",
	test_name,
	timer_.LapsPerSecond(),
	"runs/s",
	true);
	}

	void RunEvictionIteratorConstructTest(const std::string& test_name,
	const gfx::Rect& viewport) {
	gfx::Size bounds(viewport.size());
	picture_layer_tiling_ =
	PictureLayerTiling::Create(1, bounds, &picture_layer_tiling_client_);
	picture_layer_tiling_client_.set_tree(ACTIVE_TREE);
	picture_layer_tiling_->ComputeTilePriorityRects(
	ACTIVE_TREE, viewport, 1.0f, 1.0, Occlusion());

	timer_.Reset();
	TreePriority priorities[] = {SAME_PRIORITY_FOR_BOTH_TREES,
	SMOOTHNESS_TAKES_PRIORITY,
	NEW_CONTENT_TAKES_PRIORITY};
	int priority_count = 0;
	do {
	PictureLayerTiling::TilingEvictionTileIterator it(
	picture_layer_tiling_.get(),
	priorities[priority_count],
	PictureLayerTiling::NOW);
	priority_count = (priority_count + 1) % arraysize(priorities);
	timer_.NextLap();
	} while (!timer_.HasTimeLimitExpired());

	perf_test::PrintResult("tiling_eviction_tile_iterator_construct",
	"",
	test_name,
	timer_.LapsPerSecond(),
	"runs/s",
	true);
	}

	void RunEvictionIteratorConstructAndIterateTest(const std::string& test_name,
	int num_tiles,
	const gfx::Rect& viewport) {
	gfx::Size bounds(10000, 10000);
	picture_layer_tiling_ =
	PictureLayerTiling::Create(1, bounds, &picture_layer_tiling_client_);
	picture_layer_tiling_client_.set_tree(ACTIVE_TREE);
	picture_layer_tiling_->ComputeTilePriorityRects(
	ACTIVE_TREE, viewport, 1.0f, 1.0, Occlusion());

	TreePriority priorities[] = {SAME_PRIORITY_FOR_BOTH_TREES,
	SMOOTHNESS_TAKES_PRIORITY,
	NEW_CONTENT_TAKES_PRIORITY};

	// Ensure all tiles have resources.
	std::vector<Tile*> all_tiles = picture_layer_tiling_->AllTilesForTesting();
	for (std::vector<Tile*>::iterator tile_it = all_tiles.begin();
	tile_it != all_tiles.end();
	++tile_it) {
	Tile* tile = *tile_it;
	ManagedTileState::DrawInfo& draw_info = tile->draw_info();
	draw_info.SetResourceForTesting(
	ScopedResource::Create(resource_provider_.get()).Pass());
	}

	int priority_count = 0;
	timer_.Reset();
	do {
	int count = num_tiles;
	PictureLayerTiling::TilingEvictionTileIterator it(
	picture_layer_tiling_.get(),
	priorities[priority_count],
	PictureLayerTiling::EVENTUALLY);
	while (count--) {
	ASSERT_TRUE(it) << "count: " << count;
	ASSERT_TRUE(*it != NULL) << "count: " << count;
	++it;
	}
	priority_count = (priority_count + 1) % arraysize(priorities);
	timer_.NextLap();
	} while (!timer_.HasTimeLimitExpired());

	// Remove all resources from tiles to make sure the tile version destructor
	// doesn't complain.
	for (std::vector<Tile*>::iterator tile_it = all_tiles.begin();
	tile_it != all_tiles.end();
	++tile_it) {
	Tile* tile = *tile_it;
	ManagedTileState::DrawInfo& draw_info = tile->draw_info();
	draw_info.SetResourceForTesting(nullptr);
	}

	perf_test::PrintResult(
	"tiling_eviction_tile_iterator_construct_and_iterate",
	"",
	test_name,
	timer_.LapsPerSecond(),
	"runs/s",
	true);
	}

	private:
	FakePictureLayerTilingClient picture_layer_tiling_client_;
	scoped_ptr<PictureLayerTiling> picture_layer_tiling_;

	LapTimer timer_;

	scoped_refptr<ContextProvider> context_provider_;
	FakeOutputSurfaceClient output_surface_client_;
	scoped_ptr<FakeOutputSurface> output_surface_;
	scoped_ptr<SharedBitmapManager> shared_bitmap_manager_;
	scoped_ptr<ResourceProvider> resource_provider_;
	};

	TEST_F(PictureLayerTilingPerfTest, Invalidate) {
	Region one_tile(gfx::Rect(256, 256));
	RunInvalidateTest("1x1", one_tile);

	Region half_region(gfx::Rect(25 * 256, 50 * 256));
	RunInvalidateTest("25x50", half_region);

	Region full_region(gfx::Rect(50 * 256, 50 * 256));
	RunInvalidateTest("50x50", full_region);
	}

	#if defined(OS_ANDROID)
	// TODO(vmpstr): Investigate why this is noisy (crbug.com/310220).
	TEST_F(PictureLayerTilingPerfTest, DISABLED_ComputeTilePriorityRects) {
	#else
	TEST_F(PictureLayerTilingPerfTest, ComputeTilePriorityRects) {
	#endif // defined(OS_ANDROID)
	gfx::Transform transform;

	RunComputeTilePriorityRectsStationaryTest("no_transform", transform);
	RunComputeTilePriorityRectsScrollingTest("no_transform", transform);

	transform.Rotate(10);
	RunComputeTilePriorityRectsStationaryTest("rotation", transform);
	RunComputeTilePriorityRectsScrollingTest("rotation", transform);

	transform.ApplyPerspectiveDepth(10);
	RunComputeTilePriorityRectsStationaryTest("perspective", transform);
	RunComputeTilePriorityRectsScrollingTest("perspective", transform);
	}

	TEST_F(PictureLayerTilingPerfTest, TilingRasterTileIteratorConstruct) {
	RunRasterIteratorConstructTest("0_0_100x100", gfx::Rect(0, 0, 100, 100));
	RunRasterIteratorConstructTest("50_0_100x100", gfx::Rect(50, 0, 100, 100));
	RunRasterIteratorConstructTest("100_0_100x100", gfx::Rect(100, 0, 100, 100));
	RunRasterIteratorConstructTest("150_0_100x100", gfx::Rect(150, 0, 100, 100));
	}

	TEST_F(PictureLayerTilingPerfTest,
	TilingRasterTileIteratorConstructAndIterate) {
	RunRasterIteratorConstructAndIterateTest(
	"32_100x100", 32, gfx::Rect(0, 0, 100, 100));
	RunRasterIteratorConstructAndIterateTest(
	"32_500x500", 32, gfx::Rect(0, 0, 500, 500));
	RunRasterIteratorConstructAndIterateTest(
	"64_100x100", 64, gfx::Rect(0, 0, 100, 100));
	RunRasterIteratorConstructAndIterateTest(
	"64_500x500", 64, gfx::Rect(0, 0, 500, 500));
	}

	TEST_F(PictureLayerTilingPerfTest, TilingEvictionTileIteratorConstruct) {
	RunEvictionIteratorConstructTest("0_0_100x100", gfx::Rect(0, 0, 100, 100));
	RunEvictionIteratorConstructTest("50_0_100x100", gfx::Rect(50, 0, 100, 100));
	RunEvictionIteratorConstructTest("100_0_100x100",
	gfx::Rect(100, 0, 100, 100));
	RunEvictionIteratorConstructTest("150_0_100x100",
	gfx::Rect(150, 0, 100, 100));
	}

	TEST_F(PictureLayerTilingPerfTest,
	TilingEvictionTileIteratorConstructAndIterate) {
	RunEvictionIteratorConstructAndIterateTest(
	"32_100x100", 32, gfx::Rect(0, 0, 100, 100));
	RunEvictionIteratorConstructAndIterateTest(
	"32_500x500", 32, gfx::Rect(0, 0, 500, 500));
	RunEvictionIteratorConstructAndIterateTest(
	"64_100x100", 64, gfx::Rect(0, 0, 100, 100));
	RunEvictionIteratorConstructAndIterateTest(
	"64_500x500", 64, gfx::Rect(0, 0, 500, 500));
	}

	} // namespace

	} // namespace cc