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Unified Diff: cc/resources/picture_pile_impl_unittest.cc

Issue 1144693002: cc: Move files out of cc/resources/. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: resources: android Created 5 years, 7 months ago
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Index: cc/resources/picture_pile_impl_unittest.cc
diff --git a/cc/resources/picture_pile_impl_unittest.cc b/cc/resources/picture_pile_impl_unittest.cc
deleted file mode 100644
index 14b06eecd5d3c49f3499a94b599b92d190ef7dae..0000000000000000000000000000000000000000
--- a/cc/resources/picture_pile_impl_unittest.cc
+++ /dev/null
@@ -1,549 +0,0 @@
-// 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 "base/memory/scoped_ptr.h"
-#include "cc/test/fake_picture_pile_impl.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(PicturePileImplTest, AnalyzeIsSolidUnscaled) {
- gfx::Size tile_size(100, 100);
- gfx::Size layer_bounds(400, 400);
-
- scoped_ptr<FakePicturePile> recording_source =
- FakePicturePile::CreateFilledPile(tile_size, 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);
- 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<FakePicturePileImpl> pile =
- FakePicturePileImpl::CreateFromPile(recording_source.get(), nullptr);
-
- // Ensure everything is solid.
- for (int y = 0; y <= 300; y += 100) {
- for (int x = 0; x <= 300; x += 100) {
- RasterSource::SolidColorAnalysis analysis;
- gfx::Rect rect(x, y, 100, 100);
- pile->PerformSolidColorAnalysis(rect, 1.0, &analysis);
- EXPECT_TRUE(analysis.is_solid_color) << rect.ToString();
- EXPECT_EQ(analysis.solid_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();
- pile = FakePicturePileImpl::CreateFromPile(recording_source.get(), nullptr);
-
- RasterSource::SolidColorAnalysis analysis;
- pile->PerformSolidColorAnalysis(gfx::Rect(0, 0, 100, 100), 1.0, &analysis);
- EXPECT_FALSE(analysis.is_solid_color);
-
- pile->PerformSolidColorAnalysis(gfx::Rect(100, 0, 100, 100), 1.0, &analysis);
- EXPECT_TRUE(analysis.is_solid_color);
- EXPECT_EQ(analysis.solid_color, solid_color);
-
- // Boundaries should be clipped.
- analysis.is_solid_color = false;
- pile->PerformSolidColorAnalysis(gfx::Rect(350, 0, 100, 100), 1.0, &analysis);
- EXPECT_TRUE(analysis.is_solid_color);
- EXPECT_EQ(analysis.solid_color, solid_color);
-
- analysis.is_solid_color = false;
- pile->PerformSolidColorAnalysis(gfx::Rect(0, 350, 100, 100), 1.0, &analysis);
- EXPECT_TRUE(analysis.is_solid_color);
- EXPECT_EQ(analysis.solid_color, solid_color);
-
- analysis.is_solid_color = false;
- pile->PerformSolidColorAnalysis(gfx::Rect(350, 350, 100, 100), 1.0,
- &analysis);
- EXPECT_TRUE(analysis.is_solid_color);
- EXPECT_EQ(analysis.solid_color, solid_color);
-}
-
-TEST(PicturePileImplTest, AnalyzeIsSolidScaled) {
- gfx::Size tile_size(100, 100);
- gfx::Size layer_bounds(400, 400);
-
- scoped_ptr<FakePicturePile> recording_source =
- FakePicturePile::CreateFilledPile(tile_size, layer_bounds);
-
- SkColor solid_color = SkColorSetARGB(255, 12, 23, 34);
- SkPaint solid_paint;
- 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<FakePicturePileImpl> pile =
- FakePicturePileImpl::CreateFromPile(recording_source.get(), nullptr);
-
- // Ensure everything is solid.
- for (int y = 0; y <= 30; y += 10) {
- for (int x = 0; x <= 30; x += 10) {
- RasterSource::SolidColorAnalysis analysis;
- gfx::Rect rect(x, y, 10, 10);
- pile->PerformSolidColorAnalysis(rect, 0.1f, &analysis);
- EXPECT_TRUE(analysis.is_solid_color) << rect.ToString();
- EXPECT_EQ(analysis.solid_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();
- pile = FakePicturePileImpl::CreateFromPile(recording_source.get(), nullptr);
-
- RasterSource::SolidColorAnalysis analysis;
- pile->PerformSolidColorAnalysis(gfx::Rect(0, 0, 10, 10), 0.1f, &analysis);
- EXPECT_FALSE(analysis.is_solid_color);
-
- pile->PerformSolidColorAnalysis(gfx::Rect(10, 0, 10, 10), 0.1f, &analysis);
- EXPECT_TRUE(analysis.is_solid_color);
- EXPECT_EQ(analysis.solid_color, solid_color);
-
- // Boundaries should be clipped.
- analysis.is_solid_color = false;
- pile->PerformSolidColorAnalysis(gfx::Rect(35, 0, 10, 10), 0.1f, &analysis);
- EXPECT_TRUE(analysis.is_solid_color);
- EXPECT_EQ(analysis.solid_color, solid_color);
-
- analysis.is_solid_color = false;
- pile->PerformSolidColorAnalysis(gfx::Rect(0, 35, 10, 10), 0.1f, &analysis);
- EXPECT_TRUE(analysis.is_solid_color);
- EXPECT_EQ(analysis.solid_color, solid_color);
-
- analysis.is_solid_color = false;
- pile->PerformSolidColorAnalysis(gfx::Rect(35, 35, 10, 10), 0.1f, &analysis);
- EXPECT_TRUE(analysis.is_solid_color);
- EXPECT_EQ(analysis.solid_color, solid_color);
-}
-
-TEST(PicturePileImplTest, AnalyzeIsSolidEmpty) {
- gfx::Size tile_size(100, 100);
- gfx::Size layer_bounds(400, 400);
-
- scoped_refptr<FakePicturePileImpl> pile =
- FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
- RasterSource::SolidColorAnalysis analysis;
- EXPECT_FALSE(analysis.is_solid_color);
-
- pile->PerformSolidColorAnalysis(gfx::Rect(0, 0, 400, 400), 1.f, &analysis);
-
- EXPECT_TRUE(analysis.is_solid_color);
- EXPECT_EQ(analysis.solid_color, SkColorSetARGB(0, 0, 0, 0));
-}
-
-TEST(PicturePileImplTest, PixelRefIteratorDiscardableRefsOneTile) {
- gfx::Size tile_size(256, 256);
- gfx::Size layer_bounds(512, 512);
-
- scoped_ptr<FakePicturePile> recording_source =
- FakePicturePile::CreateFilledPile(tile_size, layer_bounds);
-
- SkBitmap discardable_bitmap[2][2];
- CreateBitmap(gfx::Size(32, 32), "discardable", &discardable_bitmap[0][0]);
- CreateBitmap(gfx::Size(32, 32), "discardable", &discardable_bitmap[0][1]);
- CreateBitmap(gfx::Size(32, 32), "discardable", &discardable_bitmap[1][1]);
-
- // Discardable pixel refs are found in the following cells:
- // |---|---|
- // | x | x |
- // |---|---|
- // | | x |
- // |---|---|
- recording_source->add_draw_bitmap(discardable_bitmap[0][0], gfx::Point(0, 0));
- recording_source->add_draw_bitmap(discardable_bitmap[0][1],
- gfx::Point(260, 0));
- recording_source->add_draw_bitmap(discardable_bitmap[1][1],
- gfx::Point(260, 260));
- recording_source->SetGatherPixelRefs(true);
- recording_source->Rerecord();
-
- scoped_refptr<FakePicturePileImpl> pile =
- FakePicturePileImpl::CreateFromPile(recording_source.get(), nullptr);
-
- // Tile sized iterators. These should find only one pixel ref.
- {
- PicturePileImpl::PixelRefIterator iterator(
- gfx::Rect(0, 0, 256, 256), 1.0, pile.get());
- EXPECT_TRUE(iterator);
- EXPECT_TRUE(*iterator == discardable_bitmap[0][0].pixelRef());
- EXPECT_FALSE(++iterator);
- }
- {
- PicturePileImpl::PixelRefIterator iterator(
- gfx::Rect(0, 0, 512, 512), 2.0, pile.get());
- EXPECT_TRUE(iterator);
- EXPECT_TRUE(*iterator == discardable_bitmap[0][0].pixelRef());
- EXPECT_FALSE(++iterator);
- }
- {
- PicturePileImpl::PixelRefIterator iterator(
- gfx::Rect(0, 0, 128, 128), 0.5, pile.get());
- EXPECT_TRUE(iterator);
- EXPECT_TRUE(*iterator == discardable_bitmap[0][0].pixelRef());
- EXPECT_FALSE(++iterator);
- }
- // Shifted tile sized iterators. These should find only one pixel ref.
- {
- PicturePileImpl::PixelRefIterator iterator(
- gfx::Rect(260, 260, 256, 256), 1.0, pile.get());
- EXPECT_TRUE(iterator);
- EXPECT_TRUE(*iterator == discardable_bitmap[1][1].pixelRef());
- EXPECT_FALSE(++iterator);
- }
- {
- PicturePileImpl::PixelRefIterator iterator(
- gfx::Rect(520, 520, 512, 512), 2.0, pile.get());
- EXPECT_TRUE(iterator);
- EXPECT_TRUE(*iterator == discardable_bitmap[1][1].pixelRef());
- EXPECT_FALSE(++iterator);
- }
- {
- PicturePileImpl::PixelRefIterator iterator(
- gfx::Rect(130, 130, 128, 128), 0.5, pile.get());
- EXPECT_TRUE(iterator);
- EXPECT_TRUE(*iterator == discardable_bitmap[1][1].pixelRef());
- EXPECT_FALSE(++iterator);
- }
- // Ensure there's no discardable pixel refs in the empty cell
- {
- PicturePileImpl::PixelRefIterator iterator(
- gfx::Rect(0, 256, 256, 256), 1.0, pile.get());
- EXPECT_FALSE(iterator);
- }
- // Layer sized iterators. These should find three pixel ref.
- {
- PicturePileImpl::PixelRefIterator iterator(
- gfx::Rect(0, 0, 512, 512), 1.0, pile.get());
- EXPECT_TRUE(iterator);
- EXPECT_TRUE(*iterator == discardable_bitmap[0][0].pixelRef());
- EXPECT_TRUE(++iterator);
- EXPECT_TRUE(*iterator == discardable_bitmap[0][1].pixelRef());
- EXPECT_TRUE(++iterator);
- EXPECT_TRUE(*iterator == discardable_bitmap[1][1].pixelRef());
- EXPECT_FALSE(++iterator);
- }
- {
- PicturePileImpl::PixelRefIterator iterator(
- gfx::Rect(0, 0, 1024, 1024), 2.0, pile.get());
- EXPECT_TRUE(iterator);
- EXPECT_TRUE(*iterator == discardable_bitmap[0][0].pixelRef());
- EXPECT_TRUE(++iterator);
- EXPECT_TRUE(*iterator == discardable_bitmap[0][1].pixelRef());
- EXPECT_TRUE(++iterator);
- EXPECT_TRUE(*iterator == discardable_bitmap[1][1].pixelRef());
- EXPECT_FALSE(++iterator);
- }
- {
- PicturePileImpl::PixelRefIterator iterator(
- gfx::Rect(0, 0, 256, 256), 0.5, pile.get());
- EXPECT_TRUE(iterator);
- EXPECT_TRUE(*iterator == discardable_bitmap[0][0].pixelRef());
- EXPECT_TRUE(++iterator);
- EXPECT_TRUE(*iterator == discardable_bitmap[0][1].pixelRef());
- EXPECT_TRUE(++iterator);
- EXPECT_TRUE(*iterator == discardable_bitmap[1][1].pixelRef());
- EXPECT_FALSE(++iterator);
- }
-
- // Copy test.
- PicturePileImpl::PixelRefIterator iterator(
- gfx::Rect(0, 0, 512, 512), 1.0, pile.get());
- EXPECT_TRUE(iterator);
- EXPECT_TRUE(*iterator == discardable_bitmap[0][0].pixelRef());
- EXPECT_TRUE(++iterator);
- EXPECT_TRUE(*iterator == discardable_bitmap[0][1].pixelRef());
-
- // copy now points to the same spot as iterator,
- // but both can be incremented independently.
- PicturePileImpl::PixelRefIterator copy = iterator;
- EXPECT_TRUE(++iterator);
- EXPECT_TRUE(*iterator == discardable_bitmap[1][1].pixelRef());
- EXPECT_FALSE(++iterator);
-
- EXPECT_TRUE(copy);
- EXPECT_TRUE(*copy == discardable_bitmap[0][1].pixelRef());
- EXPECT_TRUE(++copy);
- EXPECT_TRUE(*copy == discardable_bitmap[1][1].pixelRef());
- EXPECT_FALSE(++copy);
-}
-
-TEST(PicturePileImplTest, RasterFullContents) {
- gfx::Size tile_size(1000, 1000);
- gfx::Size layer_bounds(3, 5);
- float contents_scale = 1.5f;
- float raster_divisions = 2.f;
-
- scoped_ptr<FakePicturePile> recording_source =
- FakePicturePile::CreateFilledPile(tile_size, layer_bounds);
- recording_source->SetBackgroundColor(SK_ColorBLACK);
- recording_source->SetIsSolidColor(false);
- recording_source->SetRequiresClear(false);
- 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->SetMinContentsScale(contents_scale);
- recording_source->Rerecord();
-
- scoped_refptr<FakePicturePileImpl> pile =
- FakePicturePileImpl::CreateFromPile(recording_source.get(), nullptr);
-
- gfx::Size content_bounds(
- gfx::ToCeiledSize(gfx::ScaleSize(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);
-
- pile->PlaybackToCanvas(&canvas, canvas_rect, contents_scale);
-
- 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(PicturePileImpl, RasterContentsTransparent) {
- gfx::Size tile_size(1000, 1000);
- gfx::Size layer_bounds(5, 3);
- float contents_scale = 0.5f;
-
- scoped_ptr<FakePicturePile> recording_source =
- FakePicturePile::CreateFilledPile(tile_size, layer_bounds);
- recording_source->SetBackgroundColor(SK_ColorTRANSPARENT);
- recording_source->SetRequiresClear(true);
- recording_source->SetMinContentsScale(contents_scale);
- recording_source->SetClearCanvasWithDebugColor(false);
- recording_source->Rerecord();
-
- scoped_refptr<FakePicturePileImpl> pile =
- FakePicturePileImpl::CreateFromPile(recording_source.get(), nullptr);
- gfx::Size content_bounds(
- gfx::ToCeiledSize(gfx::ScaleSize(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);
-
- pile->PlaybackToCanvas(&canvas, canvas_rect, contents_scale);
-
- 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);
- }
-}
-
-class OverlapTest : public ::testing::TestWithParam<float> {
- public:
- static float MinContentsScale() { return 1.f / 4.f; }
-};
-
-TEST_P(OverlapTest, NoOverlap) {
- gfx::Size tile_size(10, 10);
- gfx::Size layer_bounds(30, 30);
- gfx::Size bigger_than_layer_bounds(300, 300);
- float contents_scale = GetParam();
- // Pick an opaque color to not have to deal with premultiplication off-by-one.
- SkColor test_color = SkColorSetARGB(255, 45, 56, 67);
-
- scoped_ptr<FakePicturePile> recording_source =
- FakePicturePile::CreateFilledPile(tile_size, layer_bounds);
- recording_source->SetBackgroundColor(SK_ColorTRANSPARENT);
- recording_source->SetRequiresClear(true);
- recording_source->SetMinContentsScale(MinContentsScale());
- recording_source->SetClearCanvasWithDebugColor(true);
-
- SkPaint color_paint;
- color_paint.setColor(test_color);
- // Additive paint, so that if two paints overlap, the color will change.
- color_paint.setXfermodeMode(SkXfermode::kPlus_Mode);
- // Paint outside the layer to make sure that blending works.
- recording_source->add_draw_rect_with_paint(
- gfx::RectF(bigger_than_layer_bounds), color_paint);
- recording_source->Rerecord();
-
- scoped_refptr<FakePicturePileImpl> pile =
- FakePicturePileImpl::CreateFromPile(recording_source.get(), nullptr);
- gfx::Size content_bounds(
- gfx::ToCeiledSize(gfx::ScaleSize(layer_bounds, contents_scale)));
-
- SkBitmap bitmap;
- bitmap.allocN32Pixels(content_bounds.width(), content_bounds.height());
- SkCanvas canvas(bitmap);
-
- pile->PlaybackToCanvas(&canvas, gfx::Rect(content_bounds), contents_scale);
-
- for (int y = 0; y < bitmap.height(); y++) {
- for (int x = 0; x < bitmap.width(); x++) {
- SkColor color = bitmap.getColor(x, y);
- EXPECT_EQ(SkColorGetR(test_color), SkColorGetR(color)) << "x: " << x
- << ", y: " << y;
- EXPECT_EQ(SkColorGetG(test_color), SkColorGetG(color)) << "x: " << x
- << ", y: " << y;
- EXPECT_EQ(SkColorGetB(test_color), SkColorGetB(color)) << "x: " << x
- << ", y: " << y;
- EXPECT_EQ(SkColorGetA(test_color), SkColorGetA(color)) << "x: " << x
- << ", y: " << y;
- if (test_color != color)
- break;
- }
- }
-}
-
-INSTANTIATE_TEST_CASE_P(PicturePileImpl,
- OverlapTest,
- ::testing::Values(1.f, 0.873f, 1.f / 4.f, 4.f));
-
-TEST(PicturePileImplTest, PixelRefIteratorBorders) {
- // 3 tile width / 1 tile height pile
- gfx::Size tile_size(128, 128);
- gfx::Size layer_bounds(320, 128);
-
- // Fake picture pile uses a tile grid the size of the tile. So,
- // any iteration that intersects with a tile will return all pixel refs
- // inside of it.
- scoped_ptr<FakePicturePile> recording_source =
- FakePicturePile::CreateFilledPile(tile_size, layer_bounds);
- recording_source->SetMinContentsScale(0.5f);
-
- // Bitmaps 0-2 are exactly on tiles 0-2, so that they overlap the borders
- // of adjacent tiles.
- gfx::Rect bitmap_rects[] = {
- recording_source->tiling().TileBounds(0, 0),
- recording_source->tiling().TileBounds(1, 0),
- recording_source->tiling().TileBounds(2, 0),
- };
- SkBitmap discardable_bitmap[arraysize(bitmap_rects)];
-
- for (size_t i = 0; i < arraysize(bitmap_rects); ++i) {
- CreateBitmap(bitmap_rects[i].size(), "discardable", &discardable_bitmap[i]);
- recording_source->add_draw_bitmap(discardable_bitmap[i],
- bitmap_rects[i].origin());
- }
-
- recording_source->SetGatherPixelRefs(true);
- recording_source->Rerecord();
-
- scoped_refptr<FakePicturePileImpl> pile =
- FakePicturePileImpl::CreateFromPile(recording_source.get(), nullptr);
-
- // Sanity check that bitmaps 0-2 intersect the borders of their adjacent
- // tiles, but not the actual tiles.
- EXPECT_TRUE(
- bitmap_rects[0].Intersects(pile->tiling().TileBoundsWithBorder(1, 0)));
- EXPECT_FALSE(bitmap_rects[0].Intersects(pile->tiling().TileBounds(1, 0)));
- EXPECT_TRUE(
- bitmap_rects[1].Intersects(pile->tiling().TileBoundsWithBorder(0, 0)));
- EXPECT_FALSE(bitmap_rects[1].Intersects(pile->tiling().TileBounds(0, 0)));
- EXPECT_TRUE(
- bitmap_rects[1].Intersects(pile->tiling().TileBoundsWithBorder(2, 0)));
- EXPECT_FALSE(bitmap_rects[1].Intersects(pile->tiling().TileBounds(2, 0)));
- EXPECT_TRUE(
- bitmap_rects[2].Intersects(pile->tiling().TileBoundsWithBorder(1, 0)));
- EXPECT_FALSE(bitmap_rects[2].Intersects(pile->tiling().TileBounds(1, 0)));
-
- // Tile-sized iterators.
- {
- // Because tile 0's borders extend onto tile 1, it will include both
- // bitmap 0 and 1. However, it should *not* include bitmap 2.
- PicturePileImpl::PixelRefIterator iterator(
- pile->tiling().TileBounds(0, 0), 1.f, pile.get());
- EXPECT_TRUE(iterator);
- EXPECT_TRUE(*iterator == discardable_bitmap[0].pixelRef());
- EXPECT_TRUE(++iterator);
- EXPECT_TRUE(*iterator == discardable_bitmap[1].pixelRef());
- EXPECT_FALSE(++iterator);
- }
- {
- // Tile 1 + borders hits all bitmaps.
- PicturePileImpl::PixelRefIterator iterator(
- pile->tiling().TileBounds(1, 0), 1.f, pile.get());
- EXPECT_TRUE(iterator);
- EXPECT_TRUE(*iterator == discardable_bitmap[0].pixelRef());
- EXPECT_TRUE(++iterator);
- EXPECT_TRUE(*iterator == discardable_bitmap[1].pixelRef());
- EXPECT_TRUE(++iterator);
- EXPECT_TRUE(*iterator == discardable_bitmap[2].pixelRef());
- EXPECT_FALSE(++iterator);
- }
- {
- // Tile 2 should not include bitmap 0, which is only on tile 0 and the
- // borders of tile 1.
- PicturePileImpl::PixelRefIterator iterator(
- pile->tiling().TileBounds(2, 0), 1.f, pile.get());
- EXPECT_TRUE(iterator);
- EXPECT_TRUE(*iterator == discardable_bitmap[1].pixelRef());
- EXPECT_TRUE(++iterator);
- EXPECT_TRUE(*iterator == discardable_bitmap[2].pixelRef());
- EXPECT_FALSE(++iterator);
- }
-}
-
-} // namespace
-} // namespace cc
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