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// Copyright 2011 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 "config.h"
#include "cc/render_surface_impl.h"
#include "cc/append_quads_data.h"
#include "cc/layer_impl.h"
#include "cc/render_pass_sink.h"
#include "cc/scoped_ptr_vector.h"
#include "cc/shared_quad_state.h"
#include "cc/single_thread_proxy.h"
#include "cc/test/geometry_test_utils.h"
#include "cc/test/mock_quad_culler.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include <public/WebTransformationMatrix.h>
using namespace cc;
using WebKit::WebTransformationMatrix;
namespace {
#define EXECUTE_AND_VERIFY_SURFACE_CHANGED(codeToTest) \
renderSurface->resetPropertyChangedFlag(); \
codeToTest; \
EXPECT_TRUE(renderSurface->surfacePropertyChanged())
#define EXECUTE_AND_VERIFY_SURFACE_DID_NOT_CHANGE(codeToTest) \
renderSurface->resetPropertyChangedFlag(); \
codeToTest; \
EXPECT_FALSE(renderSurface->surfacePropertyChanged())
TEST(RenderSurfaceTest, verifySurfaceChangesAreTrackedProperly)
{
//
// This test checks that surfacePropertyChanged() has the correct behavior.
//
// This will fake that we are on the correct thread for testing purposes.
DebugScopedSetImplThread setImplThread;
scoped_ptr<LayerImpl> owningLayer = LayerImpl::create(1);
owningLayer->createRenderSurface();
ASSERT_TRUE(owningLayer->renderSurface());
RenderSurfaceImpl* renderSurface = owningLayer->renderSurface();
IntRect testRect = IntRect(IntPoint(3, 4), IntSize(5, 6));
owningLayer->resetAllChangeTrackingForSubtree();
// Currently, the contentRect, clipRect, and owningLayer->layerPropertyChanged() are
// the only sources of change.
EXECUTE_AND_VERIFY_SURFACE_CHANGED(renderSurface->setClipRect(testRect));
EXECUTE_AND_VERIFY_SURFACE_CHANGED(renderSurface->setContentRect(testRect));
owningLayer->setOpacity(0.5f);
EXPECT_TRUE(renderSurface->surfacePropertyChanged());
owningLayer->resetAllChangeTrackingForSubtree();
// Setting the surface properties to the same values again should not be considered "change".
EXECUTE_AND_VERIFY_SURFACE_DID_NOT_CHANGE(renderSurface->setClipRect(testRect));
EXECUTE_AND_VERIFY_SURFACE_DID_NOT_CHANGE(renderSurface->setContentRect(testRect));
scoped_ptr<LayerImpl> dummyMask = LayerImpl::create(1);
WebTransformationMatrix dummyMatrix;
dummyMatrix.translate(1.0, 2.0);
// The rest of the surface properties are either internal and should not cause change,
// or they are already accounted for by the owninglayer->layerPropertyChanged().
EXECUTE_AND_VERIFY_SURFACE_DID_NOT_CHANGE(renderSurface->setDrawOpacity(0.5));
EXECUTE_AND_VERIFY_SURFACE_DID_NOT_CHANGE(renderSurface->setDrawTransform(dummyMatrix));
EXECUTE_AND_VERIFY_SURFACE_DID_NOT_CHANGE(renderSurface->setReplicaDrawTransform(dummyMatrix));
EXECUTE_AND_VERIFY_SURFACE_DID_NOT_CHANGE(renderSurface->clearLayerLists());
}
TEST(RenderSurfaceTest, sanityCheckSurfaceCreatesCorrectSharedQuadState)
{
// This will fake that we are on the correct thread for testing purposes.
DebugScopedSetImplThread setImplThread;
scoped_ptr<LayerImpl> rootLayer = LayerImpl::create(1);
scoped_ptr<LayerImpl> owningLayer = LayerImpl::create(2);
owningLayer->createRenderSurface();
ASSERT_TRUE(owningLayer->renderSurface());
owningLayer->setRenderTarget(owningLayer.get());
RenderSurfaceImpl* renderSurface = owningLayer->renderSurface();
rootLayer->addChild(owningLayer.Pass());
IntRect contentRect = IntRect(IntPoint::zero(), IntSize(50, 50));
IntRect clipRect = IntRect(IntPoint(5, 5), IntSize(40, 40));
WebTransformationMatrix origin;
origin.translate(30, 40);
renderSurface->setDrawTransform(origin);
renderSurface->setContentRect(contentRect);
renderSurface->setClipRect(clipRect);
renderSurface->setDrawOpacity(1);
QuadList quadList;
SharedQuadStateList sharedStateList;
MockQuadCuller mockQuadCuller(quadList, sharedStateList);
AppendQuadsData appendQuadsData;
bool forReplica = false;
renderSurface->appendQuads(mockQuadCuller, appendQuadsData, forReplica, RenderPass::Id(2, 0));
ASSERT_EQ(1u, sharedStateList.size());
SharedQuadState* sharedQuadState = sharedStateList[0];
EXPECT_EQ(30, sharedQuadState->quadTransform.m41());
EXPECT_EQ(40, sharedQuadState->quadTransform.m42());
EXPECT_RECT_EQ(contentRect, IntRect(sharedQuadState->visibleContentRect));
EXPECT_EQ(1, sharedQuadState->opacity);
EXPECT_FALSE(sharedQuadState->opaque);
}
class TestRenderPassSink : public RenderPassSink {
public:
virtual void appendRenderPass(scoped_ptr<RenderPass> renderPass) OVERRIDE { m_renderPasses.append(renderPass.Pass()); }
const ScopedPtrVector<RenderPass>& renderPasses() const { return m_renderPasses; }
private:
ScopedPtrVector<RenderPass> m_renderPasses;
};
TEST(RenderSurfaceTest, sanityCheckSurfaceCreatesCorrectRenderPass)
{
// This will fake that we are on the correct thread for testing purposes.
DebugScopedSetImplThread setImplThread;
scoped_ptr<LayerImpl> rootLayer = LayerImpl::create(1);
scoped_ptr<LayerImpl> owningLayer = LayerImpl::create(2);
owningLayer->createRenderSurface();
ASSERT_TRUE(owningLayer->renderSurface());
owningLayer->setRenderTarget(owningLayer.get());
RenderSurfaceImpl* renderSurface = owningLayer->renderSurface();
rootLayer->addChild(owningLayer.Pass());
IntRect contentRect = IntRect(IntPoint::zero(), IntSize(50, 50));
WebTransformationMatrix origin;
origin.translate(30, 40);
renderSurface->setScreenSpaceTransform(origin);
renderSurface->setContentRect(contentRect);
TestRenderPassSink passSink;
renderSurface->appendRenderPasses(passSink);
ASSERT_EQ(1u, passSink.renderPasses().size());
RenderPass* pass = passSink.renderPasses()[0];
EXPECT_EQ(RenderPass::Id(2, 0), pass->id());
EXPECT_RECT_EQ(contentRect, pass->outputRect());
EXPECT_EQ(origin, pass->transformToRootTarget());
}
} // namespace
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