| // 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/test/fake_mask_layer_impl.h" |
| #include "cc/test/fake_raster_source.h" |
| #include "cc/test/layer_tree_impl_test_base.h" |
| #include "components/viz/common/quads/render_pass_draw_quad.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); |
| |
| LayerTreeImplTestBase impl; |
| |
| LayerImpl* owning_layer_impl = impl.AddLayer<LayerImpl>(); |
| owning_layer_impl->SetBounds(layer_size); |
| owning_layer_impl->SetDrawsContent(true); |
| CopyProperties(impl.root_layer(), owning_layer_impl); |
| CreateEffectNode(owning_layer_impl).render_surface_reason = |
| RenderSurfaceReason::kTest; |
| |
| 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); |
| |
| 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); |
| |
| 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; |
| 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<viz::RenderPass> DoAppendQuadsWithScaledMask( |
| DrawMode draw_mode, |
| float device_scale_factor) { |
| gfx::Size layer_size(1000, 1000); |
| gfx::Rect viewport_rect(1000, 1000); |
| float scale_factor = 2; |
| scoped_refptr<FakeRasterSource> raster_source = |
| FakeRasterSource::CreateFilledSolidColor(layer_size); |
| |
| LayerTreeImplTestBase impl; |
| auto* root = impl.root_layer(); |
| |
| auto* surface = impl.AddLayer<LayerImpl>(); |
| surface->SetBounds(layer_size); |
| gfx::Transform scale; |
| scale.Scale(scale_factor, scale_factor); |
| CopyProperties(root, surface); |
| CreateTransformNode(surface).local = scale; |
| CreateEffectNode(surface).render_surface_reason = RenderSurfaceReason::kTest; |
| |
| auto* mask_layer = impl.AddLayer<FakeMaskLayerImpl>(raster_source); |
| mask_layer->set_resource_size( |
| gfx::ScaleToCeiledSize(layer_size, scale_factor)); |
| SetupMaskProperties(surface, mask_layer); |
| |
| auto* child = impl.AddLayer<LayerImpl>(); |
| child->SetDrawsContent(true); |
| child->SetBounds(layer_size); |
| CopyProperties(surface, child); |
| |
| LayerTreeImpl* active_tree = impl.host_impl()->active_tree(); |
| active_tree->SetDeviceScaleFactor(device_scale_factor); |
| active_tree->SetDeviceViewportRect(viewport_rect); |
| UpdateDrawProperties(active_tree); |
| |
| RenderSurfaceImpl* render_surface_impl = GetRenderSurface(surface); |
| std::unique_ptr<viz::RenderPass> render_pass = viz::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<viz::RenderPass> render_pass = |
| DoAppendQuadsWithScaledMask(DRAW_MODE_HARDWARE, 1.f); |
| DCHECK(render_pass->quad_list.front()); |
| const viz::RenderPassDrawQuad* quad = |
| viz::RenderPassDrawQuad::MaterialCast(render_pass->quad_list.front()); |
| // Mask layers don't use quad's mask functionality. |
| EXPECT_EQ(gfx::RectF(), quad->mask_uv_rect); |
| EXPECT_EQ(gfx::Vector2dF(2.f, 2.f), quad->filters_scale); |
| EXPECT_EQ(0u, quad->mask_resource_id()); |
| } |
| |
| TEST(RenderSurfaceLayerImplTest, ResourcelessAppendQuadsSkipMask) { |
| std::unique_ptr<viz::RenderPass> render_pass = |
| DoAppendQuadsWithScaledMask(DRAW_MODE_RESOURCELESS_SOFTWARE, 1.f); |
| DCHECK(render_pass->quad_list.front()); |
| const viz::RenderPassDrawQuad* quad = |
| viz::RenderPassDrawQuad::MaterialCast(render_pass->quad_list.front()); |
| EXPECT_EQ(0u, quad->mask_resource_id()); |
| } |
| |
| TEST(RenderSurfaceLayerImplTest, |
| AppendQuadsWithSolidColorMaskAndDeviceScaleFactor) { |
| std::unique_ptr<viz::RenderPass> render_pass = |
| DoAppendQuadsWithScaledMask(DRAW_MODE_HARDWARE, 2.f); |
| DCHECK(render_pass->quad_list.front()); |
| const viz::RenderPassDrawQuad* quad = |
| viz::RenderPassDrawQuad::MaterialCast(render_pass->quad_list.front()); |
| EXPECT_EQ(gfx::Transform(), |
| quad->shared_quad_state->quad_to_target_transform); |
| // With tiled mask layer, we only generate mask quads for visible rect. In |
| // this case |quad_layer_rect| is not fully covered, but |
| // |visible_quad_layer_rect| is fully covered. |
| VerifyQuadsExactlyCoverRect(render_pass->quad_list, |
| quad->shared_quad_state->visible_quad_layer_rect); |
| } |
| |
| } // namespace |
| } // namespace cc |