| // 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 "cc/layers/render_surface_impl.h" |
| |
| #include <stddef.h> |
| |
| #include "cc/layers/append_quads_data.h" |
| #include "cc/quads/render_pass_draw_quad.h" |
| #include "cc/test/fake_mask_layer_impl.h" |
| #include "cc/test/fake_raster_source.h" |
| #include "cc/test/layer_test_common.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| namespace cc { |
| namespace { |
| |
| TEST(RenderSurfaceLayerImplTest, Occlusion) { |
| gfx::Size layer_size(1000, 1000); |
| gfx::Size viewport_size(1000, 1000); |
| |
| LayerTestCommon::LayerImplTest impl; |
| |
| LayerImpl* owning_layer_impl = impl.AddChildToRoot<LayerImpl>(); |
| owning_layer_impl->SetBounds(layer_size); |
| owning_layer_impl->SetDrawsContent(true); |
| owning_layer_impl->test_properties()->force_render_surface = true; |
| |
| impl.CalcDrawProps(viewport_size); |
| |
| RenderSurfaceImpl* render_surface_impl = GetRenderSurface(owning_layer_impl); |
| ASSERT_TRUE(render_surface_impl); |
| |
| { |
| SCOPED_TRACE("No occlusion"); |
| gfx::Rect occluded; |
| impl.AppendSurfaceQuadsWithOcclusion(render_surface_impl, occluded); |
| |
| LayerTestCommon::VerifyQuadsExactlyCoverRect(impl.quad_list(), |
| gfx::Rect(layer_size)); |
| EXPECT_EQ(1u, impl.quad_list().size()); |
| } |
| |
| { |
| SCOPED_TRACE("Full occlusion"); |
| gfx::Rect occluded(owning_layer_impl->visible_layer_rect()); |
| impl.AppendSurfaceQuadsWithOcclusion(render_surface_impl, occluded); |
| |
| LayerTestCommon::VerifyQuadsExactlyCoverRect(impl.quad_list(), gfx::Rect()); |
| EXPECT_EQ(impl.quad_list().size(), 0u); |
| } |
| |
| { |
| SCOPED_TRACE("Partial occlusion"); |
| gfx::Rect occluded(200, 0, 800, 1000); |
| impl.AppendSurfaceQuadsWithOcclusion(render_surface_impl, occluded); |
| |
| size_t partially_occluded_count = 0; |
| LayerTestCommon::VerifyQuadsAreOccluded( |
| impl.quad_list(), occluded, &partially_occluded_count); |
| // The layer outputs one quad, which is partially occluded. |
| EXPECT_EQ(1u, impl.quad_list().size()); |
| EXPECT_EQ(1u, partially_occluded_count); |
| } |
| } |
| |
| static std::unique_ptr<RenderPass> DoAppendQuadsWithScaledMask( |
| DrawMode draw_mode) { |
| gfx::Size layer_size(1000, 1000); |
| gfx::Size viewport_size(1000, 1000); |
| float scale_factor = 2; |
| scoped_refptr<FakeRasterSource> raster_source = |
| FakeRasterSource::CreateFilledSolidColor(layer_size); |
| |
| LayerTreeSettings settings; |
| settings.layer_transforms_should_scale_layer_contents = true; |
| LayerTestCommon::LayerImplTest impl(settings); |
| std::unique_ptr<LayerImpl> root = |
| LayerImpl::Create(impl.host_impl()->active_tree(), 2); |
| std::unique_ptr<LayerImpl> surface = |
| LayerImpl::Create(impl.host_impl()->active_tree(), 3); |
| surface->SetBounds(layer_size); |
| surface->test_properties()->force_render_surface = true; |
| |
| gfx::Transform scale; |
| scale.Scale(scale_factor, scale_factor); |
| surface->test_properties()->transform = scale; |
| |
| std::unique_ptr<FakeMaskLayerImpl> mask_layer = FakeMaskLayerImpl::Create( |
| impl.host_impl()->active_tree(), 4, raster_source, |
| Layer::LayerMaskType::SINGLE_TEXTURE_MASK); |
| mask_layer->set_resource_size( |
| gfx::ScaleToCeiledSize(layer_size, scale_factor)); |
| mask_layer->SetDrawsContent(true); |
| mask_layer->SetBounds(layer_size); |
| surface->test_properties()->SetMaskLayer(std::move(mask_layer)); |
| |
| std::unique_ptr<LayerImpl> child = |
| LayerImpl::Create(impl.host_impl()->active_tree(), 5); |
| child->SetDrawsContent(true); |
| child->SetBounds(layer_size); |
| |
| surface->test_properties()->AddChild(std::move(child)); |
| root->test_properties()->AddChild(std::move(surface)); |
| impl.host_impl()->active_tree()->SetRootLayerForTesting(std::move(root)); |
| |
| impl.host_impl()->SetViewportSize(viewport_size); |
| impl.host_impl()->active_tree()->BuildLayerListAndPropertyTreesForTesting(); |
| impl.host_impl()->active_tree()->UpdateDrawProperties(false); |
| |
| LayerImpl* surface_raw = impl.host_impl() |
| ->active_tree() |
| ->root_layer_for_testing() |
| ->test_properties() |
| ->children[0]; |
| RenderSurfaceImpl* render_surface_impl = GetRenderSurface(surface_raw); |
| std::unique_ptr<RenderPass> render_pass = RenderPass::Create(); |
| AppendQuadsData append_quads_data; |
| render_surface_impl->AppendQuads(draw_mode, render_pass.get(), |
| &append_quads_data); |
| return render_pass; |
| } |
| |
| TEST(RenderSurfaceLayerImplTest, AppendQuadsWithScaledMask) { |
| std::unique_ptr<RenderPass> render_pass = |
| DoAppendQuadsWithScaledMask(DRAW_MODE_HARDWARE); |
| DCHECK(render_pass->quad_list.front()); |
| const RenderPassDrawQuad* quad = |
| RenderPassDrawQuad::MaterialCast(render_pass->quad_list.front()); |
| EXPECT_EQ(gfx::RectF(0, 0, 1, 1), quad->mask_uv_rect); |
| EXPECT_EQ(gfx::Vector2dF(2.f, 2.f), quad->filters_scale); |
| } |
| |
| TEST(RenderSurfaceLayerImplTest, ResourcelessAppendQuadsSkipMask) { |
| std::unique_ptr<RenderPass> render_pass = |
| DoAppendQuadsWithScaledMask(DRAW_MODE_RESOURCELESS_SOFTWARE); |
| DCHECK(render_pass->quad_list.front()); |
| const RenderPassDrawQuad* quad = |
| RenderPassDrawQuad::MaterialCast(render_pass->quad_list.front()); |
| EXPECT_EQ(0u, quad->mask_resource_id()); |
| } |
| |
| } // namespace |
| } // namespace cc |