Part 10 of cc/ directory shuffles: layers

cc/render_surface_unittest.cc

-// 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 "cc/render_surface_impl.h"
-
-#include "cc/append_quads_data.h"
-#include "cc/base/scoped_ptr_vector.h"
-#include "cc/layer_impl.h"
-#include "cc/quads/shared_quad_state.h"
-#include "cc/render_pass_sink.h"
-#include "cc/test/fake_impl_proxy.h"
-#include "cc/test/fake_layer_tree_host_impl.h"
-#include "cc/test/geometry_test_utils.h"
-#include "cc/test/mock_quad_culler.h"
-#include "cc/trees/single_thread_proxy.h"
-#include "testing/gmock/include/gmock/gmock.h"
-#include "testing/gtest/include/gtest/gtest.h"
-#include "ui/gfx/transform.h"
-
-namespace cc {
-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.
-    //
-
-    FakeImplProxy proxy;
-    FakeLayerTreeHostImpl hostImpl(&proxy);
-    scoped_ptr<LayerImpl> owningLayer = LayerImpl::Create(hostImpl.active_tree(), 1);
-    owningLayer->CreateRenderSurface();
-    ASSERT_TRUE(owningLayer->render_surface());
-    RenderSurfaceImpl* renderSurface = owningLayer->render_surface();
-    gfx::Rect testRect = gfx::Rect(gfx::Point(3, 4), gfx::Size(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(hostImpl.active_tree(), 2);
-    gfx::Transform 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(0.5f));
-    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)
-{
-    FakeImplProxy proxy;
-    FakeLayerTreeHostImpl hostImpl(&proxy);
-    scoped_ptr<LayerImpl> rootLayer = LayerImpl::Create(hostImpl.active_tree(), 1);
-
-    scoped_ptr<LayerImpl> owningLayer = LayerImpl::Create(hostImpl.active_tree(), 2);
-    owningLayer->CreateRenderSurface();
-    ASSERT_TRUE(owningLayer->render_surface());
-    owningLayer->draw_properties().render_target = owningLayer.get();
-    RenderSurfaceImpl* renderSurface = owningLayer->render_surface();
-
-    rootLayer->AddChild(owningLayer.Pass());
-
-    gfx::Rect contentRect = gfx::Rect(gfx::Point(), gfx::Size(50, 50));
-    gfx::Rect clipRect = gfx::Rect(gfx::Point(5, 5), gfx::Size(40, 40));
-    gfx::Transform origin;
-
-    origin.Translate(30, 40);
-
-    renderSurface->SetDrawTransform(origin);
-    renderSurface->SetContentRect(contentRect);
-    renderSurface->SetClipRect(clipRect);
-    renderSurface->SetDrawOpacity(1.f);
-
-    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->content_to_target_transform.matrix().getDouble(0, 3));
-    EXPECT_EQ(40, sharedQuadState->content_to_target_transform.matrix().getDouble(1, 3));
-    EXPECT_RECT_EQ(contentRect, gfx::Rect(sharedQuadState->visible_content_rect));
-    EXPECT_EQ(1, sharedQuadState->opacity);
-}
-
-class TestRenderPassSink : public RenderPassSink {
-public:
-    virtual void AppendRenderPass(scoped_ptr<RenderPass> renderPass) OVERRIDE { m_renderPasses.push_back(renderPass.Pass()); }
-
-    const ScopedPtrVector<RenderPass>& renderPasses() const { return m_renderPasses; }
-
-private:
-    ScopedPtrVector<RenderPass> m_renderPasses;
-};
-
-TEST(RenderSurfaceTest, sanityCheckSurfaceCreatesCorrectRenderPass)
-{
-    FakeImplProxy proxy;
-    FakeLayerTreeHostImpl hostImpl(&proxy);
-    scoped_ptr<LayerImpl> rootLayer = LayerImpl::Create(hostImpl.active_tree(), 1);
-
-    scoped_ptr<LayerImpl> owningLayer = LayerImpl::Create(hostImpl.active_tree(), 2);
-    owningLayer->CreateRenderSurface();
-    ASSERT_TRUE(owningLayer->render_surface());
-    owningLayer->draw_properties().render_target = owningLayer.get();
-    RenderSurfaceImpl* renderSurface = owningLayer->render_surface();
-
-    rootLayer->AddChild(owningLayer.Pass());
-
-    gfx::Rect contentRect = gfx::Rect(gfx::Point(), gfx::Size(50, 50));
-    gfx::Transform 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->output_rect);
-    EXPECT_EQ(origin, pass->transform_to_root_target);
-}
-
-}  // namespace
-}  // namespace cc