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// Copyright 2015 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/layers/content_layer_client.h"
#include "cc/layers/picture_layer.h"
#include "cc/output/copy_output_request.h"
#include "cc/playback/display_item_list.h"
#include "cc/playback/drawing_display_item.h"
#include "cc/test/layer_tree_pixel_test.h"
#include "cc/test/test_gpu_memory_buffer_manager.h"
#include "third_party/skia/include/core/SkCanvas.h"
#include "third_party/skia/include/core/SkPictureRecorder.h"
#if !defined(OS_ANDROID)
namespace cc {
namespace {
enum RasterMode {
PARTIAL_ONE_COPY,
FULL_ONE_COPY,
GPU,
BITMAP,
};
class LayerTreeHostTilesPixelTest : public LayerTreePixelTest {
protected:
void InitializeSettings(LayerTreeSettings* settings) override {
LayerTreePixelTest::InitializeSettings(settings);
switch (raster_mode_) {
case PARTIAL_ONE_COPY:
settings->use_zero_copy = false;
settings->use_persistent_map_for_gpu_memory_buffers = true;
break;
case FULL_ONE_COPY:
settings->use_zero_copy = false;
settings->use_persistent_map_for_gpu_memory_buffers = false;
break;
case BITMAP:
// This is done via context creation. No settings to change here!
break;
case GPU:
settings->gpu_rasterization_enabled = true;
settings->gpu_rasterization_forced = true;
break;
}
}
void BeginTest() override {
// Don't set up a readback target at the start of the test.
PostSetNeedsCommitToMainThread();
}
void DoReadback() {
Layer* target =
readback_target_ ? readback_target_ : layer_tree_host()->root_layer();
target->RequestCopyOfOutput(CreateCopyOutputRequest());
}
void RunRasterPixelTest(bool threaded,
RasterMode mode,
scoped_refptr<Layer> content_root,
base::FilePath file_name) {
raster_mode_ = mode;
PixelTestType test_type = PIXEL_TEST_SOFTWARE;
switch (mode) {
case PARTIAL_ONE_COPY:
case FULL_ONE_COPY:
case GPU:
test_type = PIXEL_TEST_GL;
break;
case BITMAP:
test_type = PIXEL_TEST_SOFTWARE;
}
if (threaded)
RunPixelTest(test_type, content_root, file_name);
else
RunSingleThreadedPixelTest(test_type, content_root, file_name);
}
base::FilePath ref_file_;
scoped_ptr<SkBitmap> result_bitmap_;
RasterMode raster_mode_;
};
class BlueYellowClient : public ContentLayerClient {
public:
explicit BlueYellowClient(const gfx::Size& size)
: size_(size), blue_top_(true) {}
void PaintContents(SkCanvas* canvas,
const gfx::Rect& clip,
PaintingControlSetting painting_status) override {}
scoped_refptr<DisplayItemList> PaintContentsToDisplayList(
const gfx::Rect& clip,
PaintingControlSetting painting_status) override {
bool use_cached_picture = false;
scoped_refptr<DisplayItemList> display_list =
DisplayItemList::Create(clip, use_cached_picture);
SkPictureRecorder recorder;
skia::RefPtr<SkCanvas> canvas = skia::SharePtr(
recorder.beginRecording(gfx::RectToSkRect(gfx::Rect(size_))));
gfx::Rect top(0, 0, size_.width(), size_.height() / 2);
gfx::Rect bottom(0, size_.height() / 2, size_.width(), size_.height() / 2);
gfx::Rect blue_rect = blue_top_ ? top : bottom;
gfx::Rect yellow_rect = blue_top_ ? bottom : top;
SkPaint paint;
paint.setStyle(SkPaint::kFill_Style);
paint.setColor(SK_ColorBLUE);
canvas->drawRect(gfx::RectToSkRect(blue_rect), paint);
paint.setColor(SK_ColorYELLOW);
canvas->drawRect(gfx::RectToSkRect(yellow_rect), paint);
skia::RefPtr<SkPicture> picture =
skia::AdoptRef(recorder.endRecordingAsPicture());
auto* item = display_list->CreateAndAppendItem<DrawingDisplayItem>();
item->SetNew(picture.Pass());
display_list->Finalize();
return display_list;
}
bool FillsBoundsCompletely() const override { return true; }
size_t GetApproximateUnsharedMemoryUsage() const override { return 0; }
void set_blue_top(bool b) { blue_top_ = b; }
private:
gfx::Size size_;
bool blue_top_;
};
class LayerTreeHostTilesTestPartialInvalidation
: public LayerTreeHostTilesPixelTest {
public:
LayerTreeHostTilesTestPartialInvalidation()
: client_(gfx::Size(200, 200)),
picture_layer_(PictureLayer::Create(layer_settings(), &client_)) {
picture_layer_->SetBounds(gfx::Size(200, 200));
picture_layer_->SetIsDrawable(true);
}
void DidCommitAndDrawFrame() override {
switch (layer_tree_host()->source_frame_number()) {
case 1:
// We have done one frame, so the layer's content has been rastered.
// Now we change the picture behind it to record something completely
// different, but we give a smaller invalidation rect. The layer should
// only re-raster the stuff in the rect. If it doesn't do partial raster
// it would re-raster the whole thing instead.
client_.set_blue_top(false);
Finish();
picture_layer_->SetNeedsDisplayRect(gfx::Rect(50, 50, 100, 100));
// Add a copy request to see what happened!
DoReadback();
break;
}
}
protected:
BlueYellowClient client_;
scoped_refptr<PictureLayer> picture_layer_;
};
TEST_F(LayerTreeHostTilesTestPartialInvalidation,
PartialRaster_SingleThread_OneCopy) {
RunRasterPixelTest(
false, PARTIAL_ONE_COPY, picture_layer_,
base::FilePath(FILE_PATH_LITERAL("blue_yellow_partial_flipped.png")));
}
TEST_F(LayerTreeHostTilesTestPartialInvalidation,
FullRaster_SingleThread_OneCopy) {
RunRasterPixelTest(
false, FULL_ONE_COPY, picture_layer_,
base::FilePath(FILE_PATH_LITERAL("blue_yellow_flipped.png")));
}
TEST_F(LayerTreeHostTilesTestPartialInvalidation,
PartialRaster_MultiThread_OneCopy) {
RunRasterPixelTest(
true, PARTIAL_ONE_COPY, picture_layer_,
base::FilePath(FILE_PATH_LITERAL("blue_yellow_partial_flipped.png")));
}
TEST_F(LayerTreeHostTilesTestPartialInvalidation,
FullRaster_MultiThread_OneCopy) {
RunRasterPixelTest(
true, FULL_ONE_COPY, picture_layer_,
base::FilePath(FILE_PATH_LITERAL("blue_yellow_flipped.png")));
}
TEST_F(LayerTreeHostTilesTestPartialInvalidation,
PartialRaster_SingleThread_Software) {
RunRasterPixelTest(
false, BITMAP, picture_layer_,
base::FilePath(FILE_PATH_LITERAL("blue_yellow_partial_flipped.png")));
}
TEST_F(LayerTreeHostTilesTestPartialInvalidation,
PartialRaster_SingleThread_GpuRaster) {
RunRasterPixelTest(
false, GPU, picture_layer_,
base::FilePath(FILE_PATH_LITERAL("blue_yellow_partial_flipped.png")));
}
} // namespace
} // namespace cc
#endif // !defined(OS_ANDROID)
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