| // 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 <stddef.h> |
| |
| #include "base/memory/scoped_ptr.h" |
| #include "cc/playback/display_list_raster_source.h" |
| #include "cc/test/fake_display_list_recording_source.h" |
| #include "cc/test/skia_common.h" |
| #include "skia/ext/refptr.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| #include "third_party/skia/include/core/SkPixelRef.h" |
| #include "third_party/skia/include/core/SkShader.h" |
| #include "ui/gfx/geometry/rect.h" |
| #include "ui/gfx/geometry/size_conversions.h" |
| |
| namespace cc { |
| namespace { |
| |
| TEST(DisplayListRasterSourceTest, AnalyzeIsSolidUnscaled) { |
| gfx::Size layer_bounds(400, 400); |
| |
| scoped_ptr<FakeDisplayListRecordingSource> recording_source = |
| FakeDisplayListRecordingSource::CreateFilledRecordingSource(layer_bounds); |
| |
| SkPaint solid_paint; |
| SkColor solid_color = SkColorSetARGB(255, 12, 23, 34); |
| solid_paint.setColor(solid_color); |
| |
| SkColor non_solid_color = SkColorSetARGB(128, 45, 56, 67); |
| SkColor color = SK_ColorTRANSPARENT; |
| SkPaint non_solid_paint; |
| bool is_solid_color = false; |
| non_solid_paint.setColor(non_solid_color); |
| |
| recording_source->add_draw_rect_with_paint(gfx::Rect(layer_bounds), |
| solid_paint); |
| recording_source->Rerecord(); |
| |
| scoped_refptr<DisplayListRasterSource> raster = |
| DisplayListRasterSource::CreateFromDisplayListRecordingSource( |
| recording_source.get(), false); |
| |
| // Ensure everything is solid. |
| for (int y = 0; y <= 300; y += 100) { |
| for (int x = 0; x <= 300; x += 100) { |
| gfx::Rect rect(x, y, 100, 100); |
| is_solid_color = raster->PerformSolidColorAnalysis(rect, 1.0, &color); |
| EXPECT_TRUE(is_solid_color) << rect.ToString(); |
| EXPECT_EQ(solid_color, color) << rect.ToString(); |
| } |
| } |
| |
| // Add one non-solid pixel and recreate the raster source. |
| recording_source->add_draw_rect_with_paint(gfx::Rect(50, 50, 1, 1), |
| non_solid_paint); |
| recording_source->Rerecord(); |
| raster = DisplayListRasterSource::CreateFromDisplayListRecordingSource( |
| recording_source.get(), false); |
| |
| color = SK_ColorTRANSPARENT; |
| is_solid_color = |
| raster->PerformSolidColorAnalysis(gfx::Rect(0, 0, 100, 100), 1.0, &color); |
| EXPECT_FALSE(is_solid_color); |
| |
| color = SK_ColorTRANSPARENT; |
| is_solid_color = raster->PerformSolidColorAnalysis( |
| gfx::Rect(100, 0, 100, 100), 1.0, &color); |
| EXPECT_TRUE(is_solid_color); |
| EXPECT_EQ(solid_color, color); |
| |
| // Boundaries should be clipped. |
| color = SK_ColorTRANSPARENT; |
| is_solid_color = raster->PerformSolidColorAnalysis( |
| gfx::Rect(350, 0, 100, 100), 1.0, &color); |
| EXPECT_TRUE(is_solid_color); |
| EXPECT_EQ(solid_color, color); |
| |
| color = SK_ColorTRANSPARENT; |
| is_solid_color = raster->PerformSolidColorAnalysis( |
| gfx::Rect(0, 350, 100, 100), 1.0, &color); |
| EXPECT_TRUE(is_solid_color); |
| EXPECT_EQ(solid_color, color); |
| |
| color = SK_ColorTRANSPARENT; |
| is_solid_color = raster->PerformSolidColorAnalysis( |
| gfx::Rect(350, 350, 100, 100), 1.0, &color); |
| EXPECT_TRUE(is_solid_color); |
| EXPECT_EQ(solid_color, color); |
| } |
| |
| TEST(DisplayListRasterSourceTest, AnalyzeIsSolidScaled) { |
| gfx::Size layer_bounds(400, 400); |
| |
| scoped_ptr<FakeDisplayListRecordingSource> recording_source = |
| FakeDisplayListRecordingSource::CreateFilledRecordingSource(layer_bounds); |
| |
| SkColor solid_color = SkColorSetARGB(255, 12, 23, 34); |
| SkColor color = SK_ColorTRANSPARENT; |
| SkPaint solid_paint; |
| bool is_solid_color = false; |
| solid_paint.setColor(solid_color); |
| |
| SkColor non_solid_color = SkColorSetARGB(128, 45, 56, 67); |
| SkPaint non_solid_paint; |
| non_solid_paint.setColor(non_solid_color); |
| |
| recording_source->add_draw_rect_with_paint(gfx::Rect(0, 0, 400, 400), |
| solid_paint); |
| recording_source->Rerecord(); |
| |
| scoped_refptr<DisplayListRasterSource> raster = |
| DisplayListRasterSource::CreateFromDisplayListRecordingSource( |
| recording_source.get(), false); |
| |
| // Ensure everything is solid. |
| for (int y = 0; y <= 30; y += 10) { |
| for (int x = 0; x <= 30; x += 10) { |
| gfx::Rect rect(x, y, 10, 10); |
| is_solid_color = raster->PerformSolidColorAnalysis(rect, 0.1f, &color); |
| EXPECT_TRUE(is_solid_color) << rect.ToString(); |
| EXPECT_EQ(color, solid_color) << rect.ToString(); |
| } |
| } |
| |
| // Add one non-solid pixel and recreate the raster source. |
| recording_source->add_draw_rect_with_paint(gfx::Rect(50, 50, 1, 1), |
| non_solid_paint); |
| recording_source->Rerecord(); |
| raster = DisplayListRasterSource::CreateFromDisplayListRecordingSource( |
| recording_source.get(), false); |
| |
| color = SK_ColorTRANSPARENT; |
| is_solid_color = |
| raster->PerformSolidColorAnalysis(gfx::Rect(0, 0, 10, 10), 0.1f, &color); |
| EXPECT_FALSE(is_solid_color); |
| |
| color = SK_ColorTRANSPARENT; |
| is_solid_color = |
| raster->PerformSolidColorAnalysis(gfx::Rect(10, 0, 10, 10), 0.1f, &color); |
| EXPECT_TRUE(is_solid_color); |
| EXPECT_EQ(color, solid_color); |
| |
| // Boundaries should be clipped. |
| color = SK_ColorTRANSPARENT; |
| is_solid_color = |
| raster->PerformSolidColorAnalysis(gfx::Rect(35, 0, 10, 10), 0.1f, &color); |
| EXPECT_TRUE(is_solid_color); |
| EXPECT_EQ(color, solid_color); |
| |
| color = SK_ColorTRANSPARENT; |
| is_solid_color = |
| raster->PerformSolidColorAnalysis(gfx::Rect(0, 35, 10, 10), 0.1f, &color); |
| EXPECT_TRUE(is_solid_color); |
| EXPECT_EQ(color, solid_color); |
| |
| color = SK_ColorTRANSPARENT; |
| is_solid_color = raster->PerformSolidColorAnalysis(gfx::Rect(35, 35, 10, 10), |
| 0.1f, &color); |
| EXPECT_TRUE(is_solid_color); |
| EXPECT_EQ(color, solid_color); |
| } |
| |
| TEST(DisplayListRasterSourceTest, AnalyzeIsSolidEmpty) { |
| gfx::Size layer_bounds(400, 400); |
| |
| scoped_ptr<FakeDisplayListRecordingSource> recording_source = |
| FakeDisplayListRecordingSource::CreateFilledRecordingSource(layer_bounds); |
| recording_source->Rerecord(); |
| |
| scoped_refptr<DisplayListRasterSource> raster = |
| DisplayListRasterSource::CreateFromDisplayListRecordingSource( |
| recording_source.get(), false); |
| |
| SkColor color = SK_ColorTRANSPARENT; |
| bool is_solid_color = |
| raster->PerformSolidColorAnalysis(gfx::Rect(0, 0, 400, 400), 1.f, &color); |
| |
| EXPECT_TRUE(is_solid_color); |
| EXPECT_EQ(color, SkColorSetARGB(0, 0, 0, 0)); |
| } |
| |
| TEST(DisplayListRasterSourceTest, PixelRefIteratorDiscardableRefsOneTile) { |
| gfx::Size layer_bounds(512, 512); |
| |
| scoped_ptr<FakeDisplayListRecordingSource> recording_source = |
| FakeDisplayListRecordingSource::CreateFilledRecordingSource(layer_bounds); |
| |
| skia::RefPtr<SkImage> discardable_image[2][2]; |
| discardable_image[0][0] = CreateDiscardableImage(gfx::Size(32, 32)); |
| discardable_image[0][1] = CreateDiscardableImage(gfx::Size(32, 32)); |
| discardable_image[1][1] = CreateDiscardableImage(gfx::Size(32, 32)); |
| |
| // Discardable pixel refs are found in the following cells: |
| // |---|---| |
| // | x | x | |
| // |---|---| |
| // | | x | |
| // |---|---| |
| recording_source->add_draw_image(discardable_image[0][0].get(), |
| gfx::Point(0, 0)); |
| recording_source->add_draw_image(discardable_image[0][1].get(), |
| gfx::Point(260, 0)); |
| recording_source->add_draw_image(discardable_image[1][1].get(), |
| gfx::Point(260, 260)); |
| recording_source->SetGenerateDiscardableImagesMetadata(true); |
| recording_source->Rerecord(); |
| |
| scoped_refptr<DisplayListRasterSource> raster = |
| DisplayListRasterSource::CreateFromDisplayListRecordingSource( |
| recording_source.get(), false); |
| |
| // Tile sized iterators. These should find only one pixel ref. |
| { |
| std::vector<DrawImage> images; |
| raster->GetDiscardableImagesInRect(gfx::Rect(0, 0, 256, 256), 1.f, &images); |
| EXPECT_EQ(1u, images.size()); |
| EXPECT_EQ(discardable_image[0][0].get(), images[0].image()); |
| } |
| // Shifted tile sized iterators. These should find only one pixel ref. |
| { |
| std::vector<DrawImage> images; |
| raster->GetDiscardableImagesInRect(gfx::Rect(260, 260, 256, 256), 1.f, |
| &images); |
| EXPECT_EQ(1u, images.size()); |
| EXPECT_EQ(discardable_image[1][1].get(), images[0].image()); |
| } |
| // Ensure there's no discardable pixel refs in the empty cell |
| { |
| std::vector<DrawImage> images; |
| raster->GetDiscardableImagesInRect(gfx::Rect(0, 256, 256, 256), 1.f, |
| &images); |
| EXPECT_EQ(0u, images.size()); |
| } |
| // Layer sized iterators. These should find three pixel ref. |
| { |
| std::vector<DrawImage> images; |
| raster->GetDiscardableImagesInRect(gfx::Rect(0, 0, 512, 512), 1.f, &images); |
| EXPECT_EQ(3u, images.size()); |
| EXPECT_EQ(discardable_image[0][0].get(), images[0].image()); |
| EXPECT_EQ(discardable_image[0][1].get(), images[1].image()); |
| EXPECT_EQ(discardable_image[1][1].get(), images[2].image()); |
| } |
| } |
| |
| TEST(DisplayListRasterSourceTest, RasterFullContents) { |
| gfx::Size layer_bounds(3, 5); |
| float contents_scale = 1.5f; |
| float raster_divisions = 2.f; |
| |
| scoped_ptr<FakeDisplayListRecordingSource> recording_source = |
| FakeDisplayListRecordingSource::CreateFilledRecordingSource(layer_bounds); |
| recording_source->SetBackgroundColor(SK_ColorBLACK); |
| recording_source->SetClearCanvasWithDebugColor(false); |
| |
| // Because the caller sets content opaque, it also promises that it |
| // has at least filled in layer_bounds opaquely. |
| SkPaint white_paint; |
| white_paint.setColor(SK_ColorWHITE); |
| recording_source->add_draw_rect_with_paint(gfx::Rect(layer_bounds), |
| white_paint); |
| recording_source->Rerecord(); |
| |
| scoped_refptr<DisplayListRasterSource> raster = |
| DisplayListRasterSource::CreateFromDisplayListRecordingSource( |
| recording_source.get(), false); |
| |
| gfx::Size content_bounds( |
| gfx::ScaleToCeiledSize(layer_bounds, contents_scale)); |
| |
| // Simulate drawing into different tiles at different offsets. |
| int step_x = std::ceil(content_bounds.width() / raster_divisions); |
| int step_y = std::ceil(content_bounds.height() / raster_divisions); |
| for (int offset_x = 0; offset_x < content_bounds.width(); |
| offset_x += step_x) { |
| for (int offset_y = 0; offset_y < content_bounds.height(); |
| offset_y += step_y) { |
| gfx::Rect content_rect(offset_x, offset_y, step_x, step_y); |
| content_rect.Intersect(gfx::Rect(content_bounds)); |
| |
| // Simulate a canvas rect larger than the content rect. Every pixel |
| // up to one pixel outside the content rect is guaranteed to be opaque. |
| // Outside of that is undefined. |
| gfx::Rect canvas_rect(content_rect); |
| canvas_rect.Inset(0, 0, -1, -1); |
| |
| SkBitmap bitmap; |
| bitmap.allocN32Pixels(canvas_rect.width(), canvas_rect.height()); |
| SkCanvas canvas(bitmap); |
| canvas.clear(SK_ColorTRANSPARENT); |
| |
| const bool include_images = true; |
| raster->PlaybackToCanvas(&canvas, canvas_rect, canvas_rect, |
| contents_scale, include_images); |
| |
| SkColor* pixels = reinterpret_cast<SkColor*>(bitmap.getPixels()); |
| int num_pixels = bitmap.width() * bitmap.height(); |
| bool all_white = true; |
| for (int i = 0; i < num_pixels; ++i) { |
| EXPECT_EQ(SkColorGetA(pixels[i]), 255u); |
| all_white &= (SkColorGetR(pixels[i]) == 255); |
| all_white &= (SkColorGetG(pixels[i]) == 255); |
| all_white &= (SkColorGetB(pixels[i]) == 255); |
| } |
| |
| // If the canvas doesn't extend past the edge of the content, |
| // it should be entirely white. Otherwise, the edge of the content |
| // will be non-white. |
| EXPECT_EQ(all_white, gfx::Rect(content_bounds).Contains(canvas_rect)); |
| } |
| } |
| } |
| |
| TEST(DisplayListRasterSourceTest, RasterPartialContents) { |
| gfx::Size layer_bounds(3, 5); |
| float contents_scale = 1.5f; |
| |
| scoped_ptr<FakeDisplayListRecordingSource> recording_source = |
| FakeDisplayListRecordingSource::CreateFilledRecordingSource(layer_bounds); |
| recording_source->SetBackgroundColor(SK_ColorGREEN); |
| recording_source->SetClearCanvasWithDebugColor(false); |
| |
| // First record everything as white. |
| SkPaint white_paint; |
| white_paint.setColor(SK_ColorWHITE); |
| recording_source->add_draw_rect_with_paint(gfx::Rect(layer_bounds), |
| white_paint); |
| recording_source->Rerecord(); |
| |
| scoped_refptr<DisplayListRasterSource> raster = |
| DisplayListRasterSource::CreateFromDisplayListRecordingSource( |
| recording_source.get(), false); |
| |
| gfx::Size content_bounds( |
| gfx::ScaleToCeiledSize(layer_bounds, contents_scale)); |
| |
| SkBitmap bitmap; |
| bitmap.allocN32Pixels(content_bounds.width(), content_bounds.height()); |
| SkCanvas canvas(bitmap); |
| canvas.clear(SK_ColorTRANSPARENT); |
| |
| // Playback the full rect which should make everything white. |
| gfx::Rect raster_full_rect(content_bounds); |
| gfx::Rect playback_rect(content_bounds); |
| const bool include_images = true; |
| raster->PlaybackToCanvas(&canvas, raster_full_rect, playback_rect, |
| contents_scale, include_images); |
| |
| { |
| SkColor* pixels = reinterpret_cast<SkColor*>(bitmap.getPixels()); |
| for (int i = 0; i < bitmap.width(); ++i) { |
| for (int j = 0; j < bitmap.height(); ++j) { |
| SCOPED_TRACE(i); |
| SCOPED_TRACE(j); |
| EXPECT_EQ(255u, SkColorGetA(pixels[i + j * bitmap.width()])); |
| EXPECT_EQ(255u, SkColorGetR(pixels[i + j * bitmap.width()])); |
| EXPECT_EQ(255u, SkColorGetG(pixels[i + j * bitmap.width()])); |
| EXPECT_EQ(255u, SkColorGetB(pixels[i + j * bitmap.width()])); |
| } |
| } |
| } |
| |
| // Re-record everything as black. |
| SkPaint black_paint; |
| black_paint.setColor(SK_ColorBLACK); |
| recording_source->add_draw_rect_with_paint(gfx::Rect(layer_bounds), |
| black_paint); |
| recording_source->Rerecord(); |
| |
| // Make a new DisplayListRasterSource from the new recording. |
| raster = DisplayListRasterSource::CreateFromDisplayListRecordingSource( |
| recording_source.get(), false); |
| |
| // We're going to playback from "everything is black" into a smaller area, |
| // that touches the edge pixels of the recording. |
| playback_rect.Inset(1, 2, 0, 1); |
| raster->PlaybackToCanvas(&canvas, raster_full_rect, playback_rect, |
| contents_scale, include_images); |
| |
| SkColor* pixels = reinterpret_cast<SkColor*>(bitmap.getPixels()); |
| int num_black = 0; |
| int num_white = 0; |
| for (int i = 0; i < bitmap.width(); ++i) { |
| for (int j = 0; j < bitmap.height(); ++j) { |
| SCOPED_TRACE(j); |
| SCOPED_TRACE(i); |
| bool expect_black = playback_rect.Contains(i, j); |
| if (expect_black) { |
| EXPECT_EQ(255u, SkColorGetA(pixels[i + j * bitmap.width()])); |
| EXPECT_EQ(0u, SkColorGetR(pixels[i + j * bitmap.width()])); |
| EXPECT_EQ(0u, SkColorGetG(pixels[i + j * bitmap.width()])); |
| EXPECT_EQ(0u, SkColorGetB(pixels[i + j * bitmap.width()])); |
| ++num_black; |
| } else { |
| EXPECT_EQ(255u, SkColorGetA(pixels[i + j * bitmap.width()])); |
| EXPECT_EQ(255u, SkColorGetR(pixels[i + j * bitmap.width()])); |
| EXPECT_EQ(255u, SkColorGetG(pixels[i + j * bitmap.width()])); |
| EXPECT_EQ(255u, SkColorGetB(pixels[i + j * bitmap.width()])); |
| ++num_white; |
| } |
| } |
| } |
| EXPECT_GT(num_black, 0); |
| EXPECT_GT(num_white, 0); |
| } |
| |
| TEST(DisplayListRasterSourceTest, RasterPartialClear) { |
| gfx::Size layer_bounds(3, 5); |
| gfx::Size partial_bounds(2, 4); |
| float contents_scale = 1.5f; |
| |
| scoped_ptr<FakeDisplayListRecordingSource> recording_source = |
| FakeDisplayListRecordingSource::CreateFilledRecordingSource(layer_bounds); |
| recording_source->SetBackgroundColor(SK_ColorGREEN); |
| recording_source->SetRequiresClear(true); |
| recording_source->SetClearCanvasWithDebugColor(false); |
| |
| // First record everything as white. |
| const unsigned alpha_dark = 10u; |
| SkPaint white_paint; |
| white_paint.setColor(SK_ColorWHITE); |
| white_paint.setAlpha(alpha_dark); |
| recording_source->add_draw_rect_with_paint(gfx::Rect(layer_bounds), |
| white_paint); |
| recording_source->Rerecord(); |
| |
| scoped_refptr<DisplayListRasterSource> raster = |
| DisplayListRasterSource::CreateFromDisplayListRecordingSource( |
| recording_source.get(), false); |
| |
| gfx::Size content_bounds( |
| gfx::ScaleToCeiledSize(layer_bounds, contents_scale)); |
| |
| SkBitmap bitmap; |
| bitmap.allocN32Pixels(content_bounds.width(), content_bounds.height()); |
| SkCanvas canvas(bitmap); |
| canvas.clear(SK_ColorTRANSPARENT); |
| |
| // Playback the full rect which should make everything light gray (alpha=10). |
| gfx::Rect raster_full_rect(content_bounds); |
| gfx::Rect playback_rect(content_bounds); |
| const bool include_images = true; |
| raster->PlaybackToCanvas(&canvas, raster_full_rect, playback_rect, |
| contents_scale, include_images); |
| |
| { |
| SkColor* pixels = reinterpret_cast<SkColor*>(bitmap.getPixels()); |
| for (int i = 0; i < bitmap.width(); ++i) { |
| for (int j = 0; j < bitmap.height(); ++j) { |
| SCOPED_TRACE(i); |
| SCOPED_TRACE(j); |
| EXPECT_EQ(alpha_dark, SkColorGetA(pixels[i + j * bitmap.width()])); |
| EXPECT_EQ(alpha_dark, SkColorGetR(pixels[i + j * bitmap.width()])); |
| EXPECT_EQ(alpha_dark, SkColorGetG(pixels[i + j * bitmap.width()])); |
| EXPECT_EQ(alpha_dark, SkColorGetB(pixels[i + j * bitmap.width()])); |
| } |
| } |
| } |
| |
| scoped_ptr<FakeDisplayListRecordingSource> recording_source_light = |
| FakeDisplayListRecordingSource::CreateFilledRecordingSource(layer_bounds); |
| recording_source_light->SetBackgroundColor(SK_ColorGREEN); |
| recording_source_light->SetRequiresClear(true); |
| recording_source_light->SetClearCanvasWithDebugColor(false); |
| |
| // Record everything as a slightly lighter white. |
| const unsigned alpha_light = 18u; |
| white_paint.setAlpha(alpha_light); |
| recording_source_light->add_draw_rect_with_paint(gfx::Rect(layer_bounds), |
| white_paint); |
| recording_source_light->Rerecord(); |
| |
| // Make a new DisplayListRasterSource from the new recording. |
| raster = DisplayListRasterSource::CreateFromDisplayListRecordingSource( |
| recording_source_light.get(), false); |
| |
| // We're going to playback from alpha(18) white rectangle into a smaller area |
| // of the recording resulting in a smaller lighter white rectangle over a |
| // darker white background rectangle. |
| playback_rect = |
| gfx::Rect(gfx::ScaleToCeiledSize(partial_bounds, contents_scale)); |
| raster->PlaybackToCanvas(&canvas, raster_full_rect, playback_rect, |
| contents_scale, include_images); |
| |
| // Test that the whole playback_rect was cleared and repainted with new alpha. |
| SkColor* pixels = reinterpret_cast<SkColor*>(bitmap.getPixels()); |
| for (int i = 0; i < playback_rect.width(); ++i) { |
| for (int j = 0; j < playback_rect.height(); ++j) { |
| SCOPED_TRACE(j); |
| SCOPED_TRACE(i); |
| EXPECT_EQ(alpha_light, SkColorGetA(pixels[i + j * bitmap.width()])); |
| EXPECT_EQ(alpha_light, SkColorGetR(pixels[i + j * bitmap.width()])); |
| EXPECT_EQ(alpha_light, SkColorGetG(pixels[i + j * bitmap.width()])); |
| EXPECT_EQ(alpha_light, SkColorGetB(pixels[i + j * bitmap.width()])); |
| } |
| } |
| } |
| |
| TEST(DisplayListRasterSourceTest, RasterContentsTransparent) { |
| gfx::Size layer_bounds(5, 3); |
| float contents_scale = 0.5f; |
| |
| scoped_ptr<FakeDisplayListRecordingSource> recording_source = |
| FakeDisplayListRecordingSource::CreateFilledRecordingSource(layer_bounds); |
| recording_source->SetBackgroundColor(SK_ColorTRANSPARENT); |
| recording_source->SetRequiresClear(true); |
| recording_source->SetClearCanvasWithDebugColor(false); |
| recording_source->Rerecord(); |
| |
| scoped_refptr<DisplayListRasterSource> raster = |
| DisplayListRasterSource::CreateFromDisplayListRecordingSource( |
| recording_source.get(), false); |
| gfx::Size content_bounds( |
| gfx::ScaleToCeiledSize(layer_bounds, contents_scale)); |
| |
| gfx::Rect canvas_rect(content_bounds); |
| canvas_rect.Inset(0, 0, -1, -1); |
| |
| SkBitmap bitmap; |
| bitmap.allocN32Pixels(canvas_rect.width(), canvas_rect.height()); |
| SkCanvas canvas(bitmap); |
| |
| const bool include_images = true; |
| raster->PlaybackToCanvas(&canvas, canvas_rect, canvas_rect, contents_scale, |
| include_images); |
| |
| SkColor* pixels = reinterpret_cast<SkColor*>(bitmap.getPixels()); |
| int num_pixels = bitmap.width() * bitmap.height(); |
| for (int i = 0; i < num_pixels; ++i) { |
| EXPECT_EQ(SkColorGetA(pixels[i]), 0u); |
| } |
| } |
| |
| TEST(DisplayListRasterSourceTest, |
| GetPictureMemoryUsageIncludesClientReportedMemory) { |
| const size_t kReportedMemoryUsageInBytes = 100 * 1024 * 1024; |
| gfx::Size layer_bounds(5, 3); |
| scoped_ptr<FakeDisplayListRecordingSource> recording_source = |
| FakeDisplayListRecordingSource::CreateFilledRecordingSource(layer_bounds); |
| recording_source->set_reported_memory_usage(kReportedMemoryUsageInBytes); |
| recording_source->Rerecord(); |
| |
| scoped_refptr<DisplayListRasterSource> raster = |
| DisplayListRasterSource::CreateFromDisplayListRecordingSource( |
| recording_source.get(), false); |
| size_t total_memory_usage = raster->GetPictureMemoryUsage(); |
| EXPECT_GE(total_memory_usage, kReportedMemoryUsageInBytes); |
| EXPECT_LT(total_memory_usage, 2 * kReportedMemoryUsageInBytes); |
| } |
| |
| } // namespace |
| } // namespace cc |
