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// Copyright 2011 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/memory/ptr_util.h"
#include "cc/layers/append_quads_context.h"
#include "cc/layers/append_quads_data.h"
#include "cc/layers/layer_impl.h"
#include "cc/layers/render_surface_impl.h"
#include "cc/test/fake_impl_task_runner_provider.h"
#include "cc/test/fake_layer_tree_frame_sink.h"
#include "cc/test/fake_layer_tree_host_impl.h"
#include "cc/test/fake_picture_layer_impl.h"
#include "cc/test/fake_raster_source.h"
#include "cc/test/layer_tree_impl_test_base.h"
#include "cc/test/test_task_graph_runner.h"
#include "cc/trees/layer_tree_impl.h"
#include "cc/trees/single_thread_proxy.h"
#include "components/viz/common/quads/shared_quad_state.h"
#include "components/viz/common/quads/tile_draw_quad.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/gfx/geometry/transform.h"
namespace cc {
namespace {
#define EXECUTE_AND_VERIFY_SURFACE_CHANGED(code_to_test) \
render_surface->ResetPropertyChangedFlags(); \
code_to_test; \
EXPECT_TRUE(render_surface->SurfacePropertyChanged())
#define EXECUTE_AND_VERIFY_SURFACE_DID_NOT_CHANGE(code_to_test) \
render_surface->ResetPropertyChangedFlags(); \
code_to_test; \
EXPECT_FALSE(render_surface->SurfacePropertyChanged())
// The AppendQuads method of this class generates multiple quads and one of them
// does not intersect with visible_layer_rect.
class FakePictureLayerImplForRenderSurfaceTest : public FakePictureLayerImpl {
public:
static std::unique_ptr<FakePictureLayerImplForRenderSurfaceTest> Create(
LayerTreeImpl* tree_impl,
int id) {
return base::WrapUnique(
new FakePictureLayerImplForRenderSurfaceTest(tree_impl, id));
}
std::unique_ptr<LayerImpl> CreateLayerImpl(
LayerTreeImpl* tree_impl) const override {
return base::WrapUnique(
new FakePictureLayerImplForRenderSurfaceTest(tree_impl, id()));
}
void SetQuadRectsForTesting(std::vector<gfx::Rect> quad_rects) {
quad_rects_ = quad_rects;
}
bool HasValidTilePriorities() const override { return false; }
void AppendQuads(const AppendQuadsContext& context,
viz::CompositorRenderPass* render_pass,
AppendQuadsData* append_quads_data) override {
viz::SharedQuadState* shared_quad_state =
render_pass->CreateAndAppendSharedQuadState();
float max_contents_scale = 1.f;
PopulateScaledSharedQuadState(shared_quad_state, max_contents_scale,
contents_opaque());
bool needs_blending = false;
for (const auto& rect : quad_rects_) {
auto* quad = render_pass->CreateAndAppendDrawQuad<viz::TileDrawQuad>();
quad->SetNew(shared_quad_state, rect, rect, needs_blending,
viz::kInvalidResourceId, gfx::RectF(rect), false, false);
}
}
protected:
FakePictureLayerImplForRenderSurfaceTest(LayerTreeImpl* tree_impl, int id)
: FakePictureLayerImpl(tree_impl, id) {}
std::vector<gfx::Rect> quad_rects_;
};
TEST(RenderSurfaceTest, VerifySurfaceChangesAreTrackedProperly) {
//
// This test checks that SurfacePropertyChanged() has the correct behavior.
//
LayerTreeImplTestBase impl(CommitToActiveTreeLayerListSettings());
LayerImpl* root = impl.root_layer();
LayerTreeImpl* active_tree = impl.host_impl()->active_tree();
LayerImpl* layer = impl.AddLayerInActiveTree<LayerImpl>();
CopyProperties(root, layer);
CreateEffectNode(layer).render_surface_reason = RenderSurfaceReason::kTest;
UpdateDrawProperties(active_tree);
gfx::Rect test_rect(3, 4, 5, 6);
active_tree->ResetAllChangeTracking();
RenderSurfaceImpl* render_surface = GetRenderSurface(layer);
ASSERT_TRUE(render_surface);
// Currently, the content_rect, clip_rect, and
// owning_layer->layerPropertyChanged() are the only sources of change.
EXECUTE_AND_VERIFY_SURFACE_CHANGED(render_surface->SetClipRect(test_rect));
EXECUTE_AND_VERIFY_SURFACE_CHANGED(
render_surface->SetContentRectForTesting(test_rect));
active_tree->SetOpacityMutated(root->element_id(), 0.5f);
EXPECT_TRUE(render_surface->SurfacePropertyChanged());
active_tree->ResetAllChangeTracking();
// Setting the surface properties to the same values again should not be
// considered "change".
EXECUTE_AND_VERIFY_SURFACE_DID_NOT_CHANGE(
render_surface->SetClipRect(test_rect));
EXECUTE_AND_VERIFY_SURFACE_DID_NOT_CHANGE(
render_surface->SetContentRectForTesting(test_rect));
constexpr int kArbitraryLayerId = 200;
std::unique_ptr<LayerImpl> dummy_mask =
LayerImpl::Create(active_tree, kArbitraryLayerId);
gfx::Transform dummy_matrix;
dummy_matrix.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(
render_surface->SetDrawOpacity(0.5f));
EXECUTE_AND_VERIFY_SURFACE_DID_NOT_CHANGE(
render_surface->SetDrawTransform(dummy_matrix, gfx::Vector2dF()));
}
TEST(RenderSurfaceTest, SanityCheckSurfaceCreatesCorrectSharedQuadState) {
LayerTreeImplTestBase impl(CommitToActiveTreeLayerListSettings());
LayerImpl* root = impl.root_layer();
LayerImpl* layer = impl.AddLayerInActiveTree<LayerImpl>();
CopyProperties(root, layer);
auto& effect_node = CreateEffectNode(layer);
effect_node.render_surface_reason = RenderSurfaceReason::kBlendMode;
SkBlendMode blend_mode = SkBlendMode::kSoftLight;
effect_node.blend_mode = blend_mode;
UpdateDrawProperties(impl.host_impl()->active_tree());
RenderSurfaceImpl* render_surface = GetRenderSurface(layer);
ASSERT_TRUE(render_surface);
gfx::Rect content_rect(0, 0, 50, 50);
gfx::Rect clip_rect(5, 5, 40, 40);
gfx::Transform origin;
origin.Translate(30, 40);
render_surface->SetContentRectForTesting(content_rect);
render_surface->SetClipRect(clip_rect);
render_surface->SetDrawOpacity(1.f);
render_surface->SetDrawTransform(origin, gfx::Vector2dF());
auto render_pass = viz::CompositorRenderPass::Create();
AppendQuadsData append_quads_data;
render_surface->AppendQuads(AppendQuadsContext{DRAW_MODE_HARDWARE, {}, false},
render_pass.get(), &append_quads_data);
ASSERT_EQ(1u, render_pass->shared_quad_state_list.size());
viz::SharedQuadState* shared_quad_state =
render_pass->shared_quad_state_list.front();
EXPECT_EQ(30.0, shared_quad_state->quad_to_target_transform.rc(0, 3));
EXPECT_EQ(40.0, shared_quad_state->quad_to_target_transform.rc(1, 3));
EXPECT_EQ(content_rect,
gfx::Rect(shared_quad_state->visible_quad_layer_rect));
EXPECT_EQ(1.f, shared_quad_state->opacity);
EXPECT_EQ(blend_mode, shared_quad_state->blend_mode);
}
TEST(RenderSurfaceTest, SanityCheckSurfaceCreatesCorrectRenderPass) {
LayerTreeImplTestBase impl(CommitToActiveTreeLayerListSettings());
LayerImpl* root = impl.root_layer();
LayerImpl* layer = impl.AddLayerInActiveTree<LayerImpl>();
impl.SetElementIdsForTesting();
CopyProperties(root, layer);
auto& effect_node = CreateEffectNode(layer);
effect_node.render_surface_reason = RenderSurfaceReason::kTest;
UpdateDrawProperties(impl.host_impl()->active_tree());
RenderSurfaceImpl* render_surface = GetRenderSurface(layer);
ASSERT_TRUE(render_surface);
gfx::Rect content_rect(0, 0, 50, 50);
gfx::Transform origin;
origin.Translate(30.0, 40.0);
render_surface->SetScreenSpaceTransform(origin);
render_surface->SetContentRectForTesting(content_rect);
auto pass = render_surface->CreateRenderPass();
EXPECT_EQ(viz::CompositorRenderPassId(layer->element_id().GetInternalValue()),
pass->id);
EXPECT_EQ(content_rect, pass->output_rect);
EXPECT_EQ(origin, pass->transform_to_root_target);
}
TEST(RenderSurfaceTest, SanityCheckSurfaceIgnoreMaskLayerOcclusion) {
LayerTreeImplTestBase impl(CommitToActiveTreeLayerListSettings());
LayerImpl* root = impl.root_layer();
// Set a big enough viewport to show the entire render pass.
impl.host_impl()->active_tree()->SetDeviceViewportRect(gfx::Rect(1000, 1000));
auto* layer = impl.AddLayerInActiveTree<LayerImpl>();
layer->SetBounds(gfx::Size(200, 100));
layer->SetDrawsContent(true);
CopyProperties(root, layer);
CreateEffectNode(layer);
auto* mask_layer =
impl.AddLayerInActiveTree<FakePictureLayerImplForRenderSurfaceTest>();
scoped_refptr<FakeRasterSource> raster_source(
FakeRasterSource::CreateFilled(mask_layer->bounds()));
mask_layer->SetRasterSource(raster_source, Region());
std::vector<gfx::Rect> quad_rects;
quad_rects.push_back(gfx::Rect(0, 0, 100, 100));
quad_rects.push_back(gfx::Rect(100, 0, 100, 100));
mask_layer->SetQuadRectsForTesting(quad_rects);
SetupMaskProperties(layer, mask_layer);
UpdateDrawProperties(impl.host_impl()->active_tree());
RenderSurfaceImpl* render_surface = GetRenderSurface(layer);
ASSERT_TRUE(render_surface);
gfx::Rect content_rect(0, 0, 200, 100);
gfx::Rect occluded(0, 0, 200, 100);
render_surface->SetContentRectForTesting(content_rect);
mask_layer->draw_properties().occlusion_in_content_space =
Occlusion(gfx::Transform(), SimpleEnclosedRegion(occluded),
SimpleEnclosedRegion(occluded));
auto render_pass = viz::CompositorRenderPass::Create();
AppendQuadsData append_quads_data;
render_surface->AppendQuads(AppendQuadsContext{DRAW_MODE_HARDWARE, {}, false},
render_pass.get(), &append_quads_data);
ASSERT_EQ(1u, render_pass->shared_quad_state_list.size());
viz::SharedQuadState* shared_quad_state =
render_pass->shared_quad_state_list.front();
EXPECT_EQ(content_rect,
gfx::Rect(shared_quad_state->visible_quad_layer_rect));
ASSERT_EQ(1u, render_pass->quad_list.size());
EXPECT_EQ(gfx::Rect(0, 0, 200, 100).ToString(),
render_pass->quad_list.front()->rect.ToString());
}
} // namespace
} // namespace cc
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