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// Copyright 2014 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 "base/message_loop/message_loop.h"
#include "cc/output/software_frame_data.h"
#include "content/browser/compositor/software_output_device_ozone.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/skia/include/core/SkDevice.h"
#include "third_party/skia/include/core/SkSurface.h"
#include "ui/compositor/compositor.h"
#include "ui/compositor/test/context_factories_for_test.h"
#include "ui/gfx/geometry/size.h"
#include "ui/gfx/skia_util.h"
#include "ui/gfx/vsync_provider.h"
#include "ui/gl/gl_implementation.h"
#include "ui/ozone/public/ozone_platform.h"
#include "ui/ozone/public/surface_ozone_canvas.h"
#include "ui/platform_window/platform_window.h"
#include "ui/platform_window/platform_window_delegate.h"
namespace {
class TestPlatformWindowDelegate : public ui::PlatformWindowDelegate {
public:
TestPlatformWindowDelegate() : widget_(gfx::kNullAcceleratedWidget) {}
~TestPlatformWindowDelegate() override {}
gfx::AcceleratedWidget GetAcceleratedWidget() const { return widget_; }
// ui::PlatformWindowDelegate:
void OnBoundsChanged(const gfx::Rect& new_bounds) override {}
void OnDamageRect(const gfx::Rect& damaged_region) override {}
void DispatchEvent(ui::Event* event) override {}
void OnCloseRequest() override {}
void OnClosed() override {}
void OnWindowStateChanged(ui::PlatformWindowState new_state) override {}
void OnLostCapture() override {}
void OnAcceleratedWidgetAvailable(gfx::AcceleratedWidget widget) override {
widget_ = widget;
}
void OnActivationChanged(bool active) override {}
private:
gfx::AcceleratedWidget widget_;
DISALLOW_COPY_AND_ASSIGN(TestPlatformWindowDelegate);
};
} // namespace
class SoftwareOutputDeviceOzoneTest : public testing::Test {
public:
SoftwareOutputDeviceOzoneTest();
~SoftwareOutputDeviceOzoneTest() override;
void SetUp() override;
void TearDown() override;
protected:
scoped_ptr<content::SoftwareOutputDeviceOzone> output_device_;
bool enable_pixel_output_;
private:
scoped_ptr<ui::Compositor> compositor_;
scoped_ptr<base::MessageLoop> message_loop_;
TestPlatformWindowDelegate window_delegate_;
scoped_ptr<ui::PlatformWindow> window_;
DISALLOW_COPY_AND_ASSIGN(SoftwareOutputDeviceOzoneTest);
};
SoftwareOutputDeviceOzoneTest::SoftwareOutputDeviceOzoneTest()
: enable_pixel_output_(false) {
message_loop_.reset(new base::MessageLoopForUI);
}
SoftwareOutputDeviceOzoneTest::~SoftwareOutputDeviceOzoneTest() {
}
void SoftwareOutputDeviceOzoneTest::SetUp() {
ui::ContextFactory* context_factory =
ui::InitializeContextFactoryForTests(enable_pixel_output_);
const gfx::Size size(500, 400);
window_ = ui::OzonePlatform::GetInstance()->CreatePlatformWindow(
&window_delegate_, gfx::Rect(size));
compositor_.reset(new ui::Compositor(window_delegate_.GetAcceleratedWidget(),
context_factory,
base::MessageLoopProxy::current()));
compositor_->SetScaleAndSize(1.0f, size);
output_device_.reset(new content::SoftwareOutputDeviceOzone(
compositor_.get()));
output_device_->Resize(size, 1.f);
}
void SoftwareOutputDeviceOzoneTest::TearDown() {
output_device_.reset();
compositor_.reset();
window_.reset();
ui::TerminateContextFactoryForTests();
}
class SoftwareOutputDeviceOzonePixelTest
: public SoftwareOutputDeviceOzoneTest {
protected:
void SetUp() override;
};
void SoftwareOutputDeviceOzonePixelTest::SetUp() {
enable_pixel_output_ = true;
SoftwareOutputDeviceOzoneTest::SetUp();
}
TEST_F(SoftwareOutputDeviceOzoneTest, CheckCorrectResizeBehavior) {
gfx::Rect damage(0, 0, 100, 100);
gfx::Size size(200, 100);
// Reduce size.
output_device_->Resize(size, 1.f);
SkCanvas* canvas = output_device_->BeginPaint(damage);
gfx::Size canvas_size(canvas->getDeviceSize().width(),
canvas->getDeviceSize().height());
EXPECT_EQ(size.ToString(), canvas_size.ToString());
size.SetSize(1000, 500);
// Increase size.
output_device_->Resize(size, 1.f);
canvas = output_device_->BeginPaint(damage);
canvas_size.SetSize(canvas->getDeviceSize().width(),
canvas->getDeviceSize().height());
EXPECT_EQ(size.ToString(), canvas_size.ToString());
}
TEST_F(SoftwareOutputDeviceOzonePixelTest, CheckCopyToBitmap) {
const int width = 6;
const int height = 4;
const gfx::Rect area(width, height);
output_device_->Resize(area.size(), 1.f);
SkCanvas* canvas = output_device_->BeginPaint(area);
// Clear the background to black.
canvas->drawColor(SK_ColorBLACK);
cc::SoftwareFrameData frame;
output_device_->EndPaint(&frame);
// Draw a white rectangle.
gfx::Rect damage(area.width() / 2, area.height() / 2);
canvas = output_device_->BeginPaint(damage);
canvas->clipRect(gfx::RectToSkRect(damage), SkRegion::kReplace_Op);
canvas->drawColor(SK_ColorWHITE);
output_device_->EndPaint(&frame);
SkPMColor pixels[width * height];
output_device_->CopyToPixels(area, pixels);
// Check that the copied bitmap contains the same pixel values as what we
// painted.
const SkPMColor white = SkPreMultiplyColor(SK_ColorWHITE);
const SkPMColor black = SkPreMultiplyColor(SK_ColorBLACK);
for (int i = 0; i < area.height(); ++i) {
for (int j = 0; j < area.width(); ++j) {
if (j < damage.width() && i < damage.height())
EXPECT_EQ(white, pixels[i * area.width() + j]);
else
EXPECT_EQ(black, pixels[i * area.width() + j]);
}
}
}
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