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// 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 "cc/test/layer_tree_pixel_test.h"
#include "base/path_service.h"
#include "cc/test/paths.h"
#include "cc/test/pixel_comparator.h"
#include "cc/test/pixel_test_utils.h"
#include "cc/trees/layer_tree_impl.h"
#include "ui/gl/gl_implementation.h"
#include "webkit/gpu/context_provider_in_process.h"
#include "webkit/gpu/webgraphicscontext3d_in_process_command_buffer_impl.h"
namespace cc {
LayerTreePixelTest::LayerTreePixelTest()
: pixel_comparator_(new ExactPixelComparator(true)) {}
LayerTreePixelTest::~LayerTreePixelTest() {}
scoped_ptr<OutputSurface> LayerTreePixelTest::CreateOutputSurface() {
CHECK(gfx::InitializeGLBindings(gfx::kGLImplementationOSMesaGL));
using webkit::gpu::WebGraphicsContext3DInProcessCommandBufferImpl;
scoped_ptr<WebGraphicsContext3DInProcessCommandBufferImpl> context3d(
WebGraphicsContext3DInProcessCommandBufferImpl::CreateOffscreenContext(
WebKit::WebGraphicsContext3D::Attributes()));
return make_scoped_ptr(
new OutputSurface(context3d.PassAs<WebKit::WebGraphicsContext3D>()));
}
scoped_refptr<cc::ContextProvider>
LayerTreePixelTest::OffscreenContextProviderForMainThread() {
scoped_refptr<webkit::gpu::ContextProviderInProcess> provider =
webkit::gpu::ContextProviderInProcess::Create();
CHECK(provider->BindToCurrentThread());
return provider;
}
scoped_refptr<cc::ContextProvider>
LayerTreePixelTest::OffscreenContextProviderForCompositorThread() {
scoped_refptr<webkit::gpu::ContextProviderInProcess> provider =
webkit::gpu::ContextProviderInProcess::Create();
CHECK(provider);
return provider;
}
void LayerTreePixelTest::ReadbackResult(scoped_ptr<SkBitmap> bitmap) {
ASSERT_TRUE(bitmap);
base::FilePath test_data_dir;
EXPECT_TRUE(PathService::Get(cc::DIR_TEST_DATA, &test_data_dir));
// To rebaseline:
// EXPECT_TRUE(WritePNGFile(*bitmap, test_data_dir.Append(ref_file_), true));
EXPECT_TRUE(MatchesPNGFile(*bitmap,
test_data_dir.Append(ref_file_),
*pixel_comparator_));
EndTest();
}
void LayerTreePixelTest::BeginTest() {
layer_tree_host()->root_layer()->RequestCopyAsBitmap(
base::Bind(&LayerTreePixelTest::ReadbackResult,
base::Unretained(this)));
PostSetNeedsCommitToMainThread();
}
void LayerTreePixelTest::AfterTest() {}
scoped_refptr<SolidColorLayer> LayerTreePixelTest::CreateSolidColorLayer(
gfx::Rect rect, SkColor color) {
scoped_refptr<SolidColorLayer> layer = SolidColorLayer::Create();
layer->SetIsDrawable(true);
layer->SetAnchorPoint(gfx::PointF());
layer->SetBounds(rect.size());
layer->SetPosition(rect.origin());
layer->SetBackgroundColor(color);
return layer;
}
scoped_refptr<SolidColorLayer> LayerTreePixelTest::
CreateSolidColorLayerWithBorder(
gfx::Rect rect, SkColor color, int border_width, SkColor border_color) {
scoped_refptr<SolidColorLayer> layer = CreateSolidColorLayer(rect, color);
scoped_refptr<SolidColorLayer> border_top = CreateSolidColorLayer(
gfx::Rect(0, 0, rect.width(), border_width), border_color);
scoped_refptr<SolidColorLayer> border_left = CreateSolidColorLayer(
gfx::Rect(0,
border_width,
border_width,
rect.height() - border_width * 2),
border_color);
scoped_refptr<SolidColorLayer> border_right = CreateSolidColorLayer(
gfx::Rect(rect.width() - border_width,
border_width,
border_width,
rect.height() - border_width * 2),
border_color);
scoped_refptr<SolidColorLayer> border_bottom = CreateSolidColorLayer(
gfx::Rect(0, rect.height() - border_width, rect.width(), border_width),
border_color);
layer->AddChild(border_top);
layer->AddChild(border_left);
layer->AddChild(border_right);
layer->AddChild(border_bottom);
return layer;
}
void LayerTreePixelTest::RunPixelTest(
scoped_refptr<Layer> content_root,
base::FilePath file_name) {
content_root_ = content_root;
ref_file_ = file_name;
RunTest(true);
}
void LayerTreePixelTest::SetupTree() {
scoped_refptr<Layer> root = Layer::Create();
root->SetBounds(content_root_->bounds());
root->AddChild(content_root_);
layer_tree_host()->SetRootLayer(root);
LayerTreeTest::SetupTree();
}
} // namespace cc
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