blob: 33cd4ae2c695b93e76739441d869f438b1219e4e [file] [log] [blame]
// 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/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);
SkPaint non_solid_paint;
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) {
RasterSource::SolidColorAnalysis analysis;
gfx::Rect rect(x, y, 100, 100);
raster->PerformSolidColorAnalysis(rect, 1.0, &analysis);
EXPECT_TRUE(analysis.is_solid_color) << rect.ToString();
EXPECT_EQ(solid_color, analysis.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);
RasterSource::SolidColorAnalysis analysis;
raster->PerformSolidColorAnalysis(gfx::Rect(0, 0, 100, 100), 1.0, &analysis);
EXPECT_FALSE(analysis.is_solid_color);
raster->PerformSolidColorAnalysis(gfx::Rect(100, 0, 100, 100), 1.0,
&analysis);
EXPECT_TRUE(analysis.is_solid_color);
EXPECT_EQ(solid_color, analysis.solid_color);
// Boundaries should be clipped.
analysis.is_solid_color = false;
raster->PerformSolidColorAnalysis(gfx::Rect(350, 0, 100, 100), 1.0,
&analysis);
EXPECT_TRUE(analysis.is_solid_color);
EXPECT_EQ(solid_color, analysis.solid_color);
analysis.is_solid_color = false;
raster->PerformSolidColorAnalysis(gfx::Rect(0, 350, 100, 100), 1.0,
&analysis);
EXPECT_TRUE(analysis.is_solid_color);
EXPECT_EQ(solid_color, analysis.solid_color);
analysis.is_solid_color = false;
raster->PerformSolidColorAnalysis(gfx::Rect(350, 350, 100, 100), 1.0,
&analysis);
EXPECT_TRUE(analysis.is_solid_color);
EXPECT_EQ(solid_color, analysis.solid_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);
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<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) {
RasterSource::SolidColorAnalysis analysis;
gfx::Rect rect(x, y, 10, 10);
raster->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();
raster = DisplayListRasterSource::CreateFromDisplayListRecordingSource(
recording_source.get(), false);
RasterSource::SolidColorAnalysis analysis;
raster->PerformSolidColorAnalysis(gfx::Rect(0, 0, 10, 10), 0.1f, &analysis);
EXPECT_FALSE(analysis.is_solid_color);
raster->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;
raster->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;
raster->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;
raster->PerformSolidColorAnalysis(gfx::Rect(35, 35, 10, 10), 0.1f, &analysis);
EXPECT_TRUE(analysis.is_solid_color);
EXPECT_EQ(analysis.solid_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);
RasterSource::SolidColorAnalysis analysis;
EXPECT_FALSE(analysis.is_solid_color);
raster->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(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->SetGatherDiscardableImages(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<skia::PositionImage> images;
raster->GatherDiscardableImages(gfx::Rect(0, 0, 256, 256), &images);
EXPECT_EQ(1u, images.size());
EXPECT_EQ(discardable_image[0][0].get(), images[0].image);
EXPECT_EQ(gfx::RectF(32, 32).ToString(),
gfx::SkRectToRectF(images[0].image_rect).ToString());
}
// Shifted tile sized iterators. These should find only one pixel ref.
{
std::vector<skia::PositionImage> images;
raster->GatherDiscardableImages(gfx::Rect(260, 260, 256, 256), &images);
EXPECT_EQ(1u, images.size());
EXPECT_EQ(discardable_image[1][1].get(), images[0].image);
EXPECT_EQ(gfx::RectF(260, 260, 32, 32).ToString(),
gfx::SkRectToRectF(images[0].image_rect).ToString());
}
// Ensure there's no discardable pixel refs in the empty cell
{
std::vector<skia::PositionImage> images;
raster->GatherDiscardableImages(gfx::Rect(0, 256, 256, 256), &images);
EXPECT_EQ(0u, images.size());
}
// Layer sized iterators. These should find three pixel ref.
{
std::vector<skia::PositionImage> images;
raster->GatherDiscardableImages(gfx::Rect(0, 0, 512, 512), &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);
EXPECT_EQ(gfx::RectF(32, 32).ToString(),
gfx::SkRectToRectF(images[0].image_rect).ToString());
EXPECT_EQ(gfx::RectF(260, 0, 32, 32).ToString(),
gfx::SkRectToRectF(images[1].image_rect).ToString());
EXPECT_EQ(gfx::RectF(260, 260, 32, 32).ToString(),
gfx::SkRectToRectF(images[2].image_rect).ToString());
}
}
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::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);
raster->PlaybackToCanvas(&canvas, canvas_rect, 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(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::ToCeiledSize(gfx::ScaleSize(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);
raster->PlaybackToCanvas(&canvas, raster_full_rect, playback_rect,
contents_scale);
{
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 RasterSource 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);
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::ToCeiledSize(gfx::ScaleSize(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);
raster->PlaybackToCanvas(&canvas, raster_full_rect, playback_rect,
contents_scale);
{
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 RasterSource 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::ToCeiledSize(gfx::ScaleSize(partial_bounds, contents_scale)));
raster->PlaybackToCanvas(&canvas, raster_full_rect, playback_rect,
contents_scale);
// 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::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);
raster->PlaybackToCanvas(&canvas, canvas_rect, 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);
}
}
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