| // Copyright 2016 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. |
| |
| #import <AVFoundation/AVFoundation.h> |
| #include <memory> |
| |
| #include "base/mac/sdk_forward_declarations.h" |
| #include "gpu/GLES2/gl2extchromium.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| #include "testing/gtest_mac.h" |
| #include "third_party/skia/include/core/SkColor.h" |
| #include "ui/accelerated_widget_mac/ca_renderer_layer_tree.h" |
| #include "ui/gfx/geometry/dip_util.h" |
| #include "ui/gfx/mac/io_surface.h" |
| #include "ui/gl/ca_renderer_layer_params.h" |
| #include "ui/gl/gl_image_io_surface.h" |
| |
| namespace gpu { |
| |
| namespace { |
| |
| struct CALayerProperties { |
| CALayerProperties() {} |
| ~CALayerProperties() {} |
| |
| bool is_clipped = true; |
| gfx::Rect clip_rect; |
| int sorting_context_id = 0; |
| gfx::Transform transform; |
| gfx::RectF contents_rect = gfx::RectF(0.0f, 0.0f, 1.0f, 1.0f); |
| gfx::Rect rect = gfx::Rect(0, 0, 256, 256); |
| unsigned background_color = SkColorSetARGB(0xFF, 0xFF, 0xFF, 0xFF); |
| unsigned edge_aa_mask = 0; |
| float opacity = 1.0f; |
| float scale_factor = 1.0f; |
| unsigned filter = GL_LINEAR; |
| scoped_refptr<gl::GLImageIOSurface> gl_image; |
| |
| bool allow_av_layers = true; |
| bool allow_solid_color_layers = true; |
| }; |
| |
| scoped_refptr<gl::GLImageIOSurface> CreateGLImage(const gfx::Size& size, |
| gfx::BufferFormat format, |
| bool video) { |
| scoped_refptr<gl::GLImageIOSurface> gl_image( |
| new gl::GLImageIOSurface(size, GL_RGBA)); |
| base::ScopedCFTypeRef<IOSurfaceRef> io_surface( |
| gfx::CreateIOSurface(size, format)); |
| if (video) { |
| base::ScopedCFTypeRef<CVPixelBufferRef> cv_pixel_buffer; |
| CVPixelBufferCreateWithIOSurface(nullptr, io_surface, nullptr, |
| cv_pixel_buffer.InitializeInto()); |
| gl_image->InitializeWithCVPixelBuffer(cv_pixel_buffer, |
| gfx::GenericSharedMemoryId(), format); |
| } else { |
| gl_image->Initialize(io_surface, gfx::GenericSharedMemoryId(), format); |
| } |
| return gl_image; |
| } |
| |
| bool ScheduleCALayer(ui::CARendererLayerTree* tree, |
| CALayerProperties* properties) { |
| return tree->ScheduleCALayer(ui::CARendererLayerParams( |
| properties->is_clipped, properties->clip_rect, |
| properties->sorting_context_id, properties->transform, |
| properties->gl_image.get(), properties->contents_rect, properties->rect, |
| properties->background_color, properties->edge_aa_mask, |
| properties->opacity, properties->filter)); |
| } |
| |
| void UpdateCALayerTree(std::unique_ptr<ui::CARendererLayerTree>& ca_layer_tree, |
| CALayerProperties* properties, |
| CALayer* superlayer) { |
| std::unique_ptr<ui::CARendererLayerTree> new_ca_layer_tree( |
| new ui::CARendererLayerTree(properties->allow_av_layers, |
| properties->allow_solid_color_layers)); |
| bool result = ScheduleCALayer(new_ca_layer_tree.get(), properties); |
| EXPECT_TRUE(result); |
| new_ca_layer_tree->CommitScheduledCALayers( |
| superlayer, std::move(ca_layer_tree), properties->scale_factor); |
| std::swap(new_ca_layer_tree, ca_layer_tree); |
| } |
| |
| } // namespace |
| |
| class CALayerTreeTest : public testing::Test { |
| protected: |
| void SetUp() override { |
| superlayer_.reset([[CALayer alloc] init]); |
| fullscreen_low_power_layer_.reset( |
| [[AVSampleBufferDisplayLayer alloc] init]); |
| } |
| |
| base::scoped_nsobject<CALayer> superlayer_; |
| base::scoped_nsobject<AVSampleBufferDisplayLayer> fullscreen_low_power_layer_; |
| }; |
| |
| // Test updating each layer's properties. |
| class CALayerTreePropertyUpdatesTest : public CALayerTreeTest { |
| public: |
| void RunTest(bool allow_solid_color_layers) { |
| CALayerProperties properties; |
| properties.allow_solid_color_layers = allow_solid_color_layers; |
| properties.clip_rect = gfx::Rect(2, 4, 8, 16); |
| properties.transform.Translate(10, 20); |
| properties.contents_rect = gfx::RectF(0.0f, 0.25f, 0.5f, 0.75f); |
| properties.rect = gfx::Rect(16, 32, 64, 128); |
| properties.background_color = SkColorSetARGB(0xFF, 0xFF, 0, 0); |
| properties.edge_aa_mask = GL_CA_LAYER_EDGE_LEFT_CHROMIUM; |
| properties.opacity = 0.5f; |
| properties.gl_image = |
| CreateGLImage(gfx::Size(256, 256), gfx::BufferFormat::BGRA_8888, false); |
| |
| std::unique_ptr<ui::CARendererLayerTree> ca_layer_tree; |
| CALayer* root_layer = nil; |
| CALayer* clip_and_sorting_layer = nil; |
| CALayer* transform_layer = nil; |
| CALayer* content_layer = nil; |
| |
| // Validate the initial values. |
| { |
| std::unique_ptr<ui::CARendererLayerTree> new_ca_layer_tree( |
| new ui::CARendererLayerTree(true, allow_solid_color_layers)); |
| |
| UpdateCALayerTree(ca_layer_tree, &properties, superlayer_); |
| |
| // Validate the tree structure. |
| EXPECT_EQ(1u, [[superlayer_ sublayers] count]); |
| root_layer = [[superlayer_ sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[root_layer sublayers] count]); |
| clip_and_sorting_layer = [[root_layer sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[clip_and_sorting_layer sublayers] count]); |
| transform_layer = [[clip_and_sorting_layer sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[transform_layer sublayers] count]); |
| content_layer = [[transform_layer sublayers] objectAtIndex:0]; |
| |
| // Validate the clip and sorting context layer. |
| EXPECT_TRUE([clip_and_sorting_layer masksToBounds]); |
| EXPECT_EQ(gfx::Rect(properties.clip_rect.size()), |
| gfx::Rect([clip_and_sorting_layer bounds])); |
| EXPECT_EQ(properties.clip_rect.origin(), |
| gfx::Point([clip_and_sorting_layer position])); |
| EXPECT_EQ(-properties.clip_rect.origin().x(), |
| [clip_and_sorting_layer sublayerTransform].m41); |
| EXPECT_EQ(-properties.clip_rect.origin().y(), |
| [clip_and_sorting_layer sublayerTransform].m42); |
| |
| // Validate the transform layer. |
| EXPECT_EQ(properties.transform.matrix().get(3, 0), |
| [transform_layer sublayerTransform].m41); |
| EXPECT_EQ(properties.transform.matrix().get(3, 1), |
| [transform_layer sublayerTransform].m42); |
| |
| // Validate the content layer. |
| EXPECT_EQ(static_cast<id>(properties.gl_image->io_surface().get()), |
| [content_layer contents]); |
| EXPECT_EQ(properties.contents_rect, |
| gfx::RectF([content_layer contentsRect])); |
| EXPECT_EQ(properties.rect.origin(), gfx::Point([content_layer position])); |
| EXPECT_EQ(gfx::Rect(properties.rect.size()), |
| gfx::Rect([content_layer bounds])); |
| EXPECT_EQ(kCALayerLeftEdge, [content_layer edgeAntialiasingMask]); |
| EXPECT_EQ(properties.opacity, [content_layer opacity]); |
| EXPECT_NSEQ(kCAFilterLinear, [content_layer minificationFilter]); |
| EXPECT_NSEQ(kCAFilterLinear, [content_layer magnificationFilter]); |
| if ([content_layer respondsToSelector:(@selector(contentsScale))]) |
| EXPECT_EQ(properties.scale_factor, [content_layer contentsScale]); |
| } |
| |
| // Update just the clip rect and re-commit. |
| { |
| properties.clip_rect = gfx::Rect(4, 8, 16, 32); |
| UpdateCALayerTree(ca_layer_tree, &properties, superlayer_); |
| |
| // Validate the tree structure |
| EXPECT_EQ(1u, [[superlayer_ sublayers] count]); |
| EXPECT_EQ(root_layer, [[superlayer_ sublayers] objectAtIndex:0]); |
| EXPECT_EQ(1u, [[root_layer sublayers] count]); |
| EXPECT_EQ(clip_and_sorting_layer, |
| [[root_layer sublayers] objectAtIndex:0]); |
| EXPECT_EQ(1u, [[clip_and_sorting_layer sublayers] count]); |
| EXPECT_EQ(transform_layer, |
| [[clip_and_sorting_layer sublayers] objectAtIndex:0]); |
| |
| // Validate the clip and sorting context layer. |
| EXPECT_TRUE([clip_and_sorting_layer masksToBounds]); |
| EXPECT_EQ(gfx::Rect(properties.clip_rect.size()), |
| gfx::Rect([clip_and_sorting_layer bounds])); |
| EXPECT_EQ(properties.clip_rect.origin(), |
| gfx::Point([clip_and_sorting_layer position])); |
| EXPECT_EQ(-properties.clip_rect.origin().x(), |
| [clip_and_sorting_layer sublayerTransform].m41); |
| EXPECT_EQ(-properties.clip_rect.origin().y(), |
| [clip_and_sorting_layer sublayerTransform].m42); |
| } |
| |
| // Disable clipping and re-commit. |
| { |
| properties.is_clipped = false; |
| UpdateCALayerTree(ca_layer_tree, &properties, superlayer_); |
| |
| // Validate the tree structure |
| EXPECT_EQ(1u, [[superlayer_ sublayers] count]); |
| EXPECT_EQ(root_layer, [[superlayer_ sublayers] objectAtIndex:0]); |
| EXPECT_EQ(1u, [[root_layer sublayers] count]); |
| EXPECT_EQ(clip_and_sorting_layer, |
| [[root_layer sublayers] objectAtIndex:0]); |
| EXPECT_EQ(1u, [[clip_and_sorting_layer sublayers] count]); |
| EXPECT_EQ(transform_layer, |
| [[clip_and_sorting_layer sublayers] objectAtIndex:0]); |
| |
| // Validate the clip and sorting context layer. |
| EXPECT_FALSE([clip_and_sorting_layer masksToBounds]); |
| EXPECT_EQ(gfx::Rect(), gfx::Rect([clip_and_sorting_layer bounds])); |
| EXPECT_EQ(gfx::Point(), gfx::Point([clip_and_sorting_layer position])); |
| EXPECT_EQ(0.0, [clip_and_sorting_layer sublayerTransform].m41); |
| EXPECT_EQ(0.0, [clip_and_sorting_layer sublayerTransform].m42); |
| EXPECT_EQ(1u, [[clip_and_sorting_layer sublayers] count]); |
| } |
| |
| // Change the transform and re-commit. |
| { |
| properties.transform.Translate(5, 5); |
| UpdateCALayerTree(ca_layer_tree, &properties, superlayer_); |
| |
| // Validate the tree structure. |
| EXPECT_EQ(1u, [[superlayer_ sublayers] count]); |
| EXPECT_EQ(root_layer, [[superlayer_ sublayers] objectAtIndex:0]); |
| EXPECT_EQ(1u, [[root_layer sublayers] count]); |
| EXPECT_EQ(clip_and_sorting_layer, |
| [[root_layer sublayers] objectAtIndex:0]); |
| EXPECT_EQ(1u, [[clip_and_sorting_layer sublayers] count]); |
| EXPECT_EQ(transform_layer, |
| [[clip_and_sorting_layer sublayers] objectAtIndex:0]); |
| |
| // Validate the transform layer. |
| EXPECT_EQ(properties.transform.matrix().get(3, 0), |
| [transform_layer sublayerTransform].m41); |
| EXPECT_EQ(properties.transform.matrix().get(3, 1), |
| [transform_layer sublayerTransform].m42); |
| } |
| |
| // Change the edge antialiasing mask and commit. |
| { |
| properties.edge_aa_mask = GL_CA_LAYER_EDGE_TOP_CHROMIUM; |
| UpdateCALayerTree(ca_layer_tree, &properties, superlayer_); |
| |
| // Validate the tree structure. |
| EXPECT_EQ(1u, [[superlayer_ sublayers] count]); |
| EXPECT_EQ(root_layer, [[superlayer_ sublayers] objectAtIndex:0]); |
| EXPECT_EQ(1u, [[root_layer sublayers] count]); |
| EXPECT_EQ(clip_and_sorting_layer, |
| [[root_layer sublayers] objectAtIndex:0]); |
| EXPECT_EQ(1u, [[clip_and_sorting_layer sublayers] count]); |
| EXPECT_EQ(transform_layer, |
| [[clip_and_sorting_layer sublayers] objectAtIndex:0]); |
| EXPECT_EQ(1u, [[transform_layer sublayers] count]); |
| EXPECT_EQ(content_layer, [[transform_layer sublayers] objectAtIndex:0]); |
| |
| // Validate the content layer. Note that top and bottom edges flip. |
| EXPECT_EQ(kCALayerBottomEdge, [content_layer edgeAntialiasingMask]); |
| } |
| |
| // Change the contents and commit. |
| { |
| properties.gl_image = nullptr; |
| UpdateCALayerTree(ca_layer_tree, &properties, superlayer_); |
| |
| // Validate the tree structure. |
| EXPECT_EQ(1u, [[superlayer_ sublayers] count]); |
| EXPECT_EQ(root_layer, [[superlayer_ sublayers] objectAtIndex:0]); |
| EXPECT_EQ(1u, [[root_layer sublayers] count]); |
| EXPECT_EQ(clip_and_sorting_layer, |
| [[root_layer sublayers] objectAtIndex:0]); |
| EXPECT_EQ(1u, [[clip_and_sorting_layer sublayers] count]); |
| EXPECT_EQ(transform_layer, |
| [[clip_and_sorting_layer sublayers] objectAtIndex:0]); |
| EXPECT_EQ(1u, [[transform_layer sublayers] count]); |
| EXPECT_EQ(content_layer, [[transform_layer sublayers] objectAtIndex:0]); |
| |
| // Validate the content layer. Note that edge anti-aliasing does not flip |
| // for solid colors. |
| if (allow_solid_color_layers) { |
| EXPECT_EQ(nil, [content_layer contents]); |
| EXPECT_EQ(kCALayerTopEdge, [content_layer edgeAntialiasingMask]); |
| } else { |
| EXPECT_EQ(ca_layer_tree->ContentsForSolidColorForTesting( |
| properties.background_color), |
| [content_layer contents]); |
| EXPECT_EQ(kCALayerBottomEdge, [content_layer edgeAntialiasingMask]); |
| } |
| } |
| |
| // Change the rect size. |
| { |
| properties.rect = gfx::Rect(properties.rect.origin(), gfx::Size(32, 16)); |
| UpdateCALayerTree(ca_layer_tree, &properties, superlayer_); |
| |
| // Validate the tree structure. |
| EXPECT_EQ(1u, [[superlayer_ sublayers] count]); |
| EXPECT_EQ(root_layer, [[superlayer_ sublayers] objectAtIndex:0]); |
| EXPECT_EQ(1u, [[root_layer sublayers] count]); |
| EXPECT_EQ(clip_and_sorting_layer, |
| [[root_layer sublayers] objectAtIndex:0]); |
| EXPECT_EQ(1u, [[clip_and_sorting_layer sublayers] count]); |
| EXPECT_EQ(transform_layer, |
| [[clip_and_sorting_layer sublayers] objectAtIndex:0]); |
| EXPECT_EQ(1u, [[transform_layer sublayers] count]); |
| EXPECT_EQ(content_layer, [[transform_layer sublayers] objectAtIndex:0]); |
| |
| // Validate the content layer. |
| EXPECT_EQ(properties.rect.origin(), gfx::Point([content_layer position])); |
| EXPECT_EQ(gfx::Rect(properties.rect.size()), |
| gfx::Rect([content_layer bounds])); |
| } |
| |
| // Change the rect position. |
| { |
| properties.rect = gfx::Rect(gfx::Point(16, 4), properties.rect.size()); |
| UpdateCALayerTree(ca_layer_tree, &properties, superlayer_); |
| |
| // Validate the tree structure. |
| EXPECT_EQ(1u, [[superlayer_ sublayers] count]); |
| EXPECT_EQ(root_layer, [[superlayer_ sublayers] objectAtIndex:0]); |
| EXPECT_EQ(1u, [[root_layer sublayers] count]); |
| EXPECT_EQ(clip_and_sorting_layer, |
| [[root_layer sublayers] objectAtIndex:0]); |
| EXPECT_EQ(1u, [[clip_and_sorting_layer sublayers] count]); |
| EXPECT_EQ(transform_layer, |
| [[clip_and_sorting_layer sublayers] objectAtIndex:0]); |
| EXPECT_EQ(1u, [[transform_layer sublayers] count]); |
| EXPECT_EQ(content_layer, [[transform_layer sublayers] objectAtIndex:0]); |
| |
| // Validate the content layer. |
| EXPECT_EQ(properties.rect.origin(), gfx::Point([content_layer position])); |
| EXPECT_EQ(gfx::Rect(properties.rect.size()), |
| gfx::Rect([content_layer bounds])); |
| } |
| |
| // Change the opacity. |
| { |
| properties.opacity = 1.0f; |
| UpdateCALayerTree(ca_layer_tree, &properties, superlayer_); |
| |
| // Validate the tree structure. |
| EXPECT_EQ(1u, [[superlayer_ sublayers] count]); |
| EXPECT_EQ(root_layer, [[superlayer_ sublayers] objectAtIndex:0]); |
| EXPECT_EQ(1u, [[root_layer sublayers] count]); |
| EXPECT_EQ(clip_and_sorting_layer, |
| [[root_layer sublayers] objectAtIndex:0]); |
| EXPECT_EQ(1u, [[clip_and_sorting_layer sublayers] count]); |
| EXPECT_EQ(transform_layer, |
| [[clip_and_sorting_layer sublayers] objectAtIndex:0]); |
| EXPECT_EQ(1u, [[transform_layer sublayers] count]); |
| EXPECT_EQ(content_layer, [[transform_layer sublayers] objectAtIndex:0]); |
| |
| // Validate the content layer. |
| EXPECT_EQ(properties.opacity, [content_layer opacity]); |
| } |
| |
| // Change the filter. |
| { |
| properties.filter = GL_NEAREST; |
| UpdateCALayerTree(ca_layer_tree, &properties, superlayer_); |
| |
| // Validate the tree structure. |
| EXPECT_EQ(1u, [[superlayer_ sublayers] count]); |
| EXPECT_EQ(root_layer, [[superlayer_ sublayers] objectAtIndex:0]); |
| EXPECT_EQ(1u, [[root_layer sublayers] count]); |
| EXPECT_EQ(clip_and_sorting_layer, |
| [[root_layer sublayers] objectAtIndex:0]); |
| EXPECT_EQ(1u, [[clip_and_sorting_layer sublayers] count]); |
| EXPECT_EQ(transform_layer, |
| [[clip_and_sorting_layer sublayers] objectAtIndex:0]); |
| EXPECT_EQ(1u, [[transform_layer sublayers] count]); |
| EXPECT_EQ(content_layer, [[transform_layer sublayers] objectAtIndex:0]); |
| |
| // Validate the content layer. |
| EXPECT_NSEQ(kCAFilterNearest, [content_layer minificationFilter]); |
| EXPECT_NSEQ(kCAFilterNearest, [content_layer magnificationFilter]); |
| } |
| |
| // Add the clipping and IOSurface contents back. |
| { |
| properties.is_clipped = true; |
| properties.gl_image = CreateGLImage(gfx::Size(256, 256), |
| gfx::BufferFormat::BGRA_8888, false); |
| UpdateCALayerTree(ca_layer_tree, &properties, superlayer_); |
| |
| // Validate the tree structure. |
| EXPECT_EQ(1u, [[superlayer_ sublayers] count]); |
| EXPECT_EQ(root_layer, [[superlayer_ sublayers] objectAtIndex:0]); |
| EXPECT_EQ(1u, [[root_layer sublayers] count]); |
| EXPECT_EQ(clip_and_sorting_layer, |
| [[root_layer sublayers] objectAtIndex:0]); |
| EXPECT_EQ(1u, [[clip_and_sorting_layer sublayers] count]); |
| EXPECT_EQ(transform_layer, |
| [[clip_and_sorting_layer sublayers] objectAtIndex:0]); |
| EXPECT_EQ(1u, [[transform_layer sublayers] count]); |
| EXPECT_EQ(content_layer, [[transform_layer sublayers] objectAtIndex:0]); |
| |
| // Validate the content layer. |
| EXPECT_EQ(static_cast<id>(properties.gl_image->io_surface().get()), |
| [content_layer contents]); |
| EXPECT_EQ(kCALayerBottomEdge, [content_layer edgeAntialiasingMask]); |
| } |
| |
| // Change the scale factor. This should result in a new tree being created. |
| { |
| properties.scale_factor = 2.0f; |
| UpdateCALayerTree(ca_layer_tree, &properties, superlayer_); |
| |
| // Validate the tree structure. |
| EXPECT_EQ(1u, [[superlayer_ sublayers] count]); |
| EXPECT_NE(root_layer, [[superlayer_ sublayers] objectAtIndex:0]); |
| root_layer = [[superlayer_ sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[root_layer sublayers] count]); |
| EXPECT_NE(clip_and_sorting_layer, |
| [[root_layer sublayers] objectAtIndex:0]); |
| clip_and_sorting_layer = [[root_layer sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[clip_and_sorting_layer sublayers] count]); |
| EXPECT_NE(transform_layer, |
| [[clip_and_sorting_layer sublayers] objectAtIndex:0]); |
| transform_layer = [[clip_and_sorting_layer sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[transform_layer sublayers] count]); |
| EXPECT_NE(content_layer, [[transform_layer sublayers] objectAtIndex:0]); |
| content_layer = [[transform_layer sublayers] objectAtIndex:0]; |
| |
| // Validate the clip and sorting context layer. |
| EXPECT_TRUE([clip_and_sorting_layer masksToBounds]); |
| EXPECT_EQ(gfx::ConvertRectToDIP(properties.scale_factor, |
| gfx::Rect(properties.clip_rect.size())), |
| gfx::Rect([clip_and_sorting_layer bounds])); |
| EXPECT_EQ(gfx::ConvertPointToDIP(properties.scale_factor, |
| properties.clip_rect.origin()), |
| gfx::Point([clip_and_sorting_layer position])); |
| EXPECT_EQ(-properties.clip_rect.origin().x() / properties.scale_factor, |
| [clip_and_sorting_layer sublayerTransform].m41); |
| EXPECT_EQ(-properties.clip_rect.origin().y() / properties.scale_factor, |
| [clip_and_sorting_layer sublayerTransform].m42); |
| |
| // Validate the transform layer. |
| EXPECT_EQ( |
| properties.transform.matrix().get(3, 0) / properties.scale_factor, |
| [transform_layer sublayerTransform].m41); |
| EXPECT_EQ( |
| properties.transform.matrix().get(3, 1) / properties.scale_factor, |
| [transform_layer sublayerTransform].m42); |
| |
| // Validate the content layer. |
| EXPECT_EQ(static_cast<id>(properties.gl_image->io_surface().get()), |
| [content_layer contents]); |
| EXPECT_EQ(properties.contents_rect, |
| gfx::RectF([content_layer contentsRect])); |
| EXPECT_EQ(gfx::ConvertPointToDIP(properties.scale_factor, |
| properties.rect.origin()), |
| gfx::Point([content_layer position])); |
| EXPECT_EQ(gfx::ConvertRectToDIP(properties.scale_factor, |
| gfx::Rect(properties.rect.size())), |
| gfx::Rect([content_layer bounds])); |
| EXPECT_EQ(kCALayerBottomEdge, [content_layer edgeAntialiasingMask]); |
| EXPECT_EQ(properties.opacity, [content_layer opacity]); |
| if ([content_layer respondsToSelector:(@selector(contentsScale))]) |
| EXPECT_EQ(properties.scale_factor, [content_layer contentsScale]); |
| } |
| } |
| }; |
| |
| TEST_F(CALayerTreePropertyUpdatesTest, AllowSolidColors) { |
| RunTest(true); |
| } |
| |
| TEST_F(CALayerTreePropertyUpdatesTest, DisallowSolidColors) { |
| RunTest(false); |
| } |
| |
| // Verify that sorting context zero is split at non-flat transforms. |
| TEST_F(CALayerTreeTest, SplitSortingContextZero) { |
| CALayerProperties properties; |
| properties.is_clipped = false; |
| properties.clip_rect = gfx::Rect(); |
| properties.rect = gfx::Rect(0, 0, 256, 256); |
| |
| // We'll use the IOSurface contents to identify the content layers. |
| scoped_refptr<gl::GLImageIOSurface> gl_images[5]; |
| for (size_t i = 0; i < 5; ++i) { |
| gl_images[i] = |
| CreateGLImage(gfx::Size(256, 256), gfx::BufferFormat::BGRA_8888, false); |
| } |
| |
| // Have 5 transforms: |
| // * 2 flat but different (1 sorting context layer, 2 transform layers) |
| // * 1 non-flat (new sorting context layer) |
| // * 2 flat and the same (new sorting context layer, 1 transform layer) |
| gfx::Transform transforms[5]; |
| transforms[0].Translate(10, 10); |
| transforms[1].RotateAboutZAxis(45.0f); |
| transforms[2].RotateAboutYAxis(45.0f); |
| transforms[3].Translate(10, 10); |
| transforms[4].Translate(10, 10); |
| |
| // Schedule and commit the layers. |
| std::unique_ptr<ui::CARendererLayerTree> ca_layer_tree( |
| new ui::CARendererLayerTree(true, true)); |
| for (size_t i = 0; i < 5; ++i) { |
| properties.gl_image = gl_images[i]; |
| properties.transform = transforms[i]; |
| bool result = ScheduleCALayer(ca_layer_tree.get(), &properties); |
| EXPECT_TRUE(result); |
| } |
| ca_layer_tree->CommitScheduledCALayers(superlayer_, nullptr, |
| properties.scale_factor); |
| |
| // Validate the root layer. |
| EXPECT_EQ(1u, [[superlayer_ sublayers] count]); |
| CALayer* root_layer = [[superlayer_ sublayers] objectAtIndex:0]; |
| |
| // Validate that we have 3 sorting context layers. |
| EXPECT_EQ(3u, [[root_layer sublayers] count]); |
| CALayer* clip_and_sorting_layer_0 = [[root_layer sublayers] objectAtIndex:0]; |
| CALayer* clip_and_sorting_layer_1 = [[root_layer sublayers] objectAtIndex:1]; |
| CALayer* clip_and_sorting_layer_2 = [[root_layer sublayers] objectAtIndex:2]; |
| |
| // Validate that the first sorting context has 2 transform layers each with |
| // one content layer. |
| EXPECT_EQ(2u, [[clip_and_sorting_layer_0 sublayers] count]); |
| CALayer* transform_layer_0_0 = |
| [[clip_and_sorting_layer_0 sublayers] objectAtIndex:0]; |
| CALayer* transform_layer_0_1 = |
| [[clip_and_sorting_layer_0 sublayers] objectAtIndex:1]; |
| EXPECT_EQ(1u, [[transform_layer_0_0 sublayers] count]); |
| CALayer* content_layer_0 = [[transform_layer_0_0 sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[transform_layer_0_1 sublayers] count]); |
| CALayer* content_layer_1 = [[transform_layer_0_1 sublayers] objectAtIndex:0]; |
| |
| // Validate that the second sorting context has 1 transform layer with one |
| // content layer. |
| EXPECT_EQ(1u, [[clip_and_sorting_layer_1 sublayers] count]); |
| CALayer* transform_layer_1_0 = |
| [[clip_and_sorting_layer_1 sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[transform_layer_1_0 sublayers] count]); |
| CALayer* content_layer_2 = [[transform_layer_1_0 sublayers] objectAtIndex:0]; |
| |
| // Validate that the third sorting context has 1 transform layer with two |
| // content layers. |
| EXPECT_EQ(1u, [[clip_and_sorting_layer_2 sublayers] count]); |
| CALayer* transform_layer_2_0 = |
| [[clip_and_sorting_layer_2 sublayers] objectAtIndex:0]; |
| EXPECT_EQ(2u, [[transform_layer_2_0 sublayers] count]); |
| CALayer* content_layer_3 = [[transform_layer_2_0 sublayers] objectAtIndex:0]; |
| CALayer* content_layer_4 = [[transform_layer_2_0 sublayers] objectAtIndex:1]; |
| |
| // Validate that the layers come out in order. |
| EXPECT_EQ(static_cast<id>(gl_images[0]->io_surface().get()), |
| [content_layer_0 contents]); |
| EXPECT_EQ(static_cast<id>(gl_images[1]->io_surface().get()), |
| [content_layer_1 contents]); |
| EXPECT_EQ(static_cast<id>(gl_images[2]->io_surface().get()), |
| [content_layer_2 contents]); |
| EXPECT_EQ(static_cast<id>(gl_images[3]->io_surface().get()), |
| [content_layer_3 contents]); |
| EXPECT_EQ(static_cast<id>(gl_images[4]->io_surface().get()), |
| [content_layer_4 contents]); |
| } |
| |
| // Verify that sorting contexts are allocated appropriately. |
| TEST_F(CALayerTreeTest, SortingContexts) { |
| CALayerProperties properties; |
| properties.is_clipped = false; |
| properties.clip_rect = gfx::Rect(); |
| properties.rect = gfx::Rect(0, 0, 256, 256); |
| |
| // We'll use the IOSurface contents to identify the content layers. |
| scoped_refptr<gl::GLImageIOSurface> gl_images[3]; |
| for (size_t i = 0; i < 3; ++i) { |
| gl_images[i] = |
| CreateGLImage(gfx::Size(256, 256), gfx::BufferFormat::BGRA_8888, false); |
| } |
| |
| int sorting_context_ids[3] = {3, -1, 0}; |
| |
| // Schedule and commit the layers. |
| std::unique_ptr<ui::CARendererLayerTree> ca_layer_tree( |
| new ui::CARendererLayerTree(true, true)); |
| for (size_t i = 0; i < 3; ++i) { |
| properties.sorting_context_id = sorting_context_ids[i]; |
| properties.gl_image = gl_images[i]; |
| bool result = ScheduleCALayer(ca_layer_tree.get(), &properties); |
| EXPECT_TRUE(result); |
| } |
| ca_layer_tree->CommitScheduledCALayers(superlayer_, nullptr, |
| properties.scale_factor); |
| |
| // Validate the root layer. |
| EXPECT_EQ(1u, [[superlayer_ sublayers] count]); |
| CALayer* root_layer = [[superlayer_ sublayers] objectAtIndex:0]; |
| |
| // Validate that we have 3 sorting context layers. |
| EXPECT_EQ(3u, [[root_layer sublayers] count]); |
| CALayer* clip_and_sorting_layer_0 = [[root_layer sublayers] objectAtIndex:0]; |
| CALayer* clip_and_sorting_layer_1 = [[root_layer sublayers] objectAtIndex:1]; |
| CALayer* clip_and_sorting_layer_2 = [[root_layer sublayers] objectAtIndex:2]; |
| |
| // Validate that each sorting context has 1 transform layer. |
| EXPECT_EQ(1u, [[clip_and_sorting_layer_0 sublayers] count]); |
| CALayer* transform_layer_0 = |
| [[clip_and_sorting_layer_0 sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[clip_and_sorting_layer_1 sublayers] count]); |
| CALayer* transform_layer_1 = |
| [[clip_and_sorting_layer_1 sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[clip_and_sorting_layer_2 sublayers] count]); |
| CALayer* transform_layer_2 = |
| [[clip_and_sorting_layer_2 sublayers] objectAtIndex:0]; |
| |
| // Validate that each transform has 1 content layer. |
| EXPECT_EQ(1u, [[transform_layer_0 sublayers] count]); |
| CALayer* content_layer_0 = [[transform_layer_0 sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[transform_layer_1 sublayers] count]); |
| CALayer* content_layer_1 = [[transform_layer_1 sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[transform_layer_2 sublayers] count]); |
| CALayer* content_layer_2 = [[transform_layer_2 sublayers] objectAtIndex:0]; |
| |
| // Validate that the layers come out in order. |
| EXPECT_EQ(static_cast<id>(gl_images[0]->io_surface().get()), |
| [content_layer_0 contents]); |
| EXPECT_EQ(static_cast<id>(gl_images[1]->io_surface().get()), |
| [content_layer_1 contents]); |
| EXPECT_EQ(static_cast<id>(gl_images[2]->io_surface().get()), |
| [content_layer_2 contents]); |
| } |
| |
| // Verify that sorting contexts must all have the same clipping properties. |
| TEST_F(CALayerTreeTest, SortingContextMustHaveConsistentClip) { |
| CALayerProperties properties; |
| |
| // Vary the clipping parameters within sorting contexts. |
| bool is_clippeds[3] = { true, true, false}; |
| gfx::Rect clip_rects[3] = { |
| gfx::Rect(0, 0, 16, 16), |
| gfx::Rect(4, 8, 16, 32), |
| gfx::Rect(0, 0, 16, 16) |
| }; |
| |
| std::unique_ptr<ui::CARendererLayerTree> ca_layer_tree( |
| new ui::CARendererLayerTree(true, true)); |
| // First send the various clip parameters to sorting context zero. This is |
| // legitimate. |
| for (size_t i = 0; i < 3; ++i) { |
| properties.is_clipped = is_clippeds[i]; |
| properties.clip_rect = clip_rects[i]; |
| |
| bool result = ScheduleCALayer(ca_layer_tree.get(), &properties); |
| EXPECT_TRUE(result); |
| } |
| |
| // Next send the various clip parameters to a non-zero sorting context. This |
| // will fail when we try to change the clip within the sorting context. |
| for (size_t i = 0; i < 3; ++i) { |
| properties.sorting_context_id = 3; |
| properties.is_clipped = is_clippeds[i]; |
| properties.clip_rect = clip_rects[i]; |
| |
| bool result = ScheduleCALayer(ca_layer_tree.get(), &properties); |
| if (i == 0) |
| EXPECT_TRUE(result); |
| else |
| EXPECT_FALSE(result); |
| } |
| // Try once more with the original clip and verify it works. |
| { |
| properties.is_clipped = is_clippeds[0]; |
| properties.clip_rect = clip_rects[0]; |
| |
| bool result = ScheduleCALayer(ca_layer_tree.get(), &properties); |
| EXPECT_TRUE(result); |
| } |
| } |
| |
| // Test updating each layer's properties. |
| TEST_F(CALayerTreeTest, AVLayer) { |
| CALayerProperties properties; |
| properties.gl_image = |
| CreateGLImage(gfx::Size(256, 256), gfx::BufferFormat::BGRA_8888, false); |
| |
| std::unique_ptr<ui::CARendererLayerTree> ca_layer_tree; |
| CALayer* root_layer = nil; |
| CALayer* clip_and_sorting_layer = nil; |
| CALayer* transform_layer = nil; |
| CALayer* content_layer1 = nil; |
| CALayer* content_layer2 = nil; |
| CALayer* content_layer3 = nil; |
| CALayer* content_layer4 = nil; |
| |
| // Validate the initial values. |
| { |
| UpdateCALayerTree(ca_layer_tree, &properties, superlayer_); |
| |
| // Validate the tree structure. |
| EXPECT_EQ(1u, [[superlayer_ sublayers] count]); |
| root_layer = [[superlayer_ sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[root_layer sublayers] count]); |
| clip_and_sorting_layer = [[root_layer sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[clip_and_sorting_layer sublayers] count]); |
| transform_layer = [[clip_and_sorting_layer sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[transform_layer sublayers] count]); |
| content_layer1 = [[transform_layer sublayers] objectAtIndex:0]; |
| |
| // Validate the content layer. |
| EXPECT_FALSE([content_layer1 |
| isKindOfClass:NSClassFromString(@"AVSampleBufferDisplayLayer")]); |
| } |
| |
| properties.gl_image = CreateGLImage( |
| gfx::Size(256, 256), gfx::BufferFormat::YUV_420_BIPLANAR, false); |
| |
| // Pass another frame. This will automatically create a CVPixelBuffer |
| // behind the scenes, because the underlying buffer is YUV 420. |
| { |
| UpdateCALayerTree(ca_layer_tree, &properties, superlayer_); |
| |
| // Validate the tree structure. |
| EXPECT_EQ(1u, [[superlayer_ sublayers] count]); |
| root_layer = [[superlayer_ sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[root_layer sublayers] count]); |
| clip_and_sorting_layer = [[root_layer sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[clip_and_sorting_layer sublayers] count]); |
| transform_layer = [[clip_and_sorting_layer sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[transform_layer sublayers] count]); |
| content_layer2 = [[transform_layer sublayers] objectAtIndex:0]; |
| |
| // Validate the content layer. |
| EXPECT_TRUE([content_layer2 |
| isKindOfClass:NSClassFromString(@"AVSampleBufferDisplayLayer")]); |
| EXPECT_NE(content_layer2, content_layer1); |
| } |
| |
| properties.gl_image = CreateGLImage( |
| gfx::Size(256, 256), gfx::BufferFormat::YUV_420_BIPLANAR, true); |
| |
| // Pass a frame with a CVPixelBuffer. |
| { |
| UpdateCALayerTree(ca_layer_tree, &properties, superlayer_); |
| |
| // Validate the tree structure. |
| EXPECT_EQ(1u, [[superlayer_ sublayers] count]); |
| root_layer = [[superlayer_ sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[root_layer sublayers] count]); |
| clip_and_sorting_layer = [[root_layer sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[clip_and_sorting_layer sublayers] count]); |
| transform_layer = [[clip_and_sorting_layer sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[transform_layer sublayers] count]); |
| content_layer3 = [[transform_layer sublayers] objectAtIndex:0]; |
| |
| // Validate the content layer. |
| EXPECT_TRUE([content_layer3 |
| isKindOfClass:NSClassFromString(@"AVSampleBufferDisplayLayer")]); |
| EXPECT_EQ(content_layer3, content_layer2); |
| } |
| |
| properties.gl_image = CreateGLImage( |
| gfx::Size(256, 256), gfx::BufferFormat::YUV_420_BIPLANAR, false); |
| |
| // Pass a frame that is clipped. |
| properties.contents_rect = gfx::RectF(0, 0, 1, 0.9); |
| { |
| UpdateCALayerTree(ca_layer_tree, &properties, superlayer_); |
| |
| // Validate the tree structure. |
| EXPECT_EQ(1u, [[superlayer_ sublayers] count]); |
| root_layer = [[superlayer_ sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[root_layer sublayers] count]); |
| clip_and_sorting_layer = [[root_layer sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[clip_and_sorting_layer sublayers] count]); |
| transform_layer = [[clip_and_sorting_layer sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[transform_layer sublayers] count]); |
| content_layer4 = [[transform_layer sublayers] objectAtIndex:0]; |
| |
| // Validate the content layer. |
| EXPECT_FALSE([content_layer4 |
| isKindOfClass:NSClassFromString(@"AVSampleBufferDisplayLayer")]); |
| EXPECT_NE(content_layer4, content_layer3); |
| } |
| } |
| |
| // Ensure that blacklisting AVSampleBufferDisplayLayer works. |
| TEST_F(CALayerTreeTest, AVLayerBlacklist) { |
| CALayerProperties properties; |
| properties.gl_image = CreateGLImage( |
| gfx::Size(256, 256), gfx::BufferFormat::YUV_420_BIPLANAR, false); |
| |
| std::unique_ptr<ui::CARendererLayerTree> ca_layer_tree; |
| CALayer* root_layer = nil; |
| CALayer* clip_and_sorting_layer = nil; |
| CALayer* transform_layer = nil; |
| CALayer* content_layer1 = nil; |
| CALayer* content_layer2 = nil; |
| |
| { |
| UpdateCALayerTree(ca_layer_tree, &properties, superlayer_); |
| |
| // Validate the tree structure. |
| EXPECT_EQ(1u, [[superlayer_ sublayers] count]); |
| root_layer = [[superlayer_ sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[root_layer sublayers] count]); |
| clip_and_sorting_layer = [[root_layer sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[clip_and_sorting_layer sublayers] count]); |
| transform_layer = [[clip_and_sorting_layer sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[transform_layer sublayers] count]); |
| content_layer1 = [[transform_layer sublayers] objectAtIndex:0]; |
| |
| // Validate the content layer. |
| EXPECT_TRUE([content_layer1 |
| isKindOfClass:NSClassFromString(@"AVSampleBufferDisplayLayer")]); |
| } |
| |
| { |
| properties.allow_av_layers = false; |
| UpdateCALayerTree(ca_layer_tree, &properties, superlayer_); |
| |
| // Validate the tree structure. |
| EXPECT_EQ(1u, [[superlayer_ sublayers] count]); |
| root_layer = [[superlayer_ sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[root_layer sublayers] count]); |
| clip_and_sorting_layer = [[root_layer sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[clip_and_sorting_layer sublayers] count]); |
| transform_layer = [[clip_and_sorting_layer sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[transform_layer sublayers] count]); |
| content_layer2 = [[transform_layer sublayers] objectAtIndex:0]; |
| |
| // Validate the content layer. |
| EXPECT_FALSE([content_layer2 |
| isKindOfClass:NSClassFromString(@"AVSampleBufferDisplayLayer")]); |
| EXPECT_NE(content_layer1, content_layer2); |
| } |
| } |
| |
| // Test fullscreen low power detection. |
| TEST_F(CALayerTreeTest, FullscreenLowPower) { |
| CALayerProperties properties; |
| properties.gl_image = CreateGLImage( |
| gfx::Size(256, 256), gfx::BufferFormat::YUV_420_BIPLANAR, true); |
| properties.is_clipped = false; |
| |
| CALayerProperties properties_black; |
| properties_black.is_clipped = false; |
| properties_black.background_color = SK_ColorBLACK; |
| CALayerProperties properties_white; |
| properties_white.is_clipped = false; |
| properties_white.background_color = SK_ColorWHITE; |
| |
| std::unique_ptr<ui::CARendererLayerTree> ca_layer_tree; |
| |
| // Test a configuration with no background. |
| { |
| std::unique_ptr<ui::CARendererLayerTree> new_ca_layer_tree( |
| new ui::CARendererLayerTree(true, true)); |
| bool result = ScheduleCALayer(new_ca_layer_tree.get(), &properties); |
| EXPECT_TRUE(result); |
| new_ca_layer_tree->CommitScheduledCALayers( |
| superlayer_, std::move(ca_layer_tree), properties.scale_factor); |
| bool fullscreen_low_power_valid = |
| new_ca_layer_tree->CommitFullscreenLowPowerLayer( |
| fullscreen_low_power_layer_); |
| std::swap(new_ca_layer_tree, ca_layer_tree); |
| |
| // Validate the tree structure. |
| EXPECT_EQ(1u, [[superlayer_ sublayers] count]); |
| CALayer* root_layer = [[superlayer_ sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[root_layer sublayers] count]); |
| CALayer* clip_and_sorting_layer = [[root_layer sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[clip_and_sorting_layer sublayers] count]); |
| CALayer* transform_layer = |
| [[clip_and_sorting_layer sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[transform_layer sublayers] count]); |
| CALayer* content_layer = [[transform_layer sublayers] objectAtIndex:0]; |
| |
| // Validate the content layer and fullscreen low power mode. |
| EXPECT_TRUE([content_layer |
| isKindOfClass:NSClassFromString(@"AVSampleBufferDisplayLayer")]); |
| EXPECT_TRUE(fullscreen_low_power_valid); |
| } |
| |
| // Test a configuration with a black background. |
| { |
| std::unique_ptr<ui::CARendererLayerTree> new_ca_layer_tree( |
| new ui::CARendererLayerTree(true, true)); |
| bool result = ScheduleCALayer(new_ca_layer_tree.get(), &properties_black); |
| EXPECT_TRUE(result); |
| result = ScheduleCALayer(new_ca_layer_tree.get(), &properties); |
| EXPECT_TRUE(result); |
| new_ca_layer_tree->CommitScheduledCALayers( |
| superlayer_, std::move(ca_layer_tree), properties.scale_factor); |
| bool fullscreen_low_power_valid = |
| new_ca_layer_tree->CommitFullscreenLowPowerLayer( |
| fullscreen_low_power_layer_); |
| std::swap(new_ca_layer_tree, ca_layer_tree); |
| |
| // Validate the tree structure. |
| EXPECT_EQ(1u, [[superlayer_ sublayers] count]); |
| CALayer* root_layer = [[superlayer_ sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[root_layer sublayers] count]); |
| CALayer* clip_and_sorting_layer = [[root_layer sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[clip_and_sorting_layer sublayers] count]); |
| CALayer* transform_layer = |
| [[clip_and_sorting_layer sublayers] objectAtIndex:0]; |
| EXPECT_EQ(2u, [[transform_layer sublayers] count]); |
| CALayer* content_layer = [[transform_layer sublayers] objectAtIndex:1]; |
| |
| // Validate the content layer and fullscreen low power mode. |
| EXPECT_TRUE([content_layer |
| isKindOfClass:NSClassFromString(@"AVSampleBufferDisplayLayer")]); |
| EXPECT_TRUE(fullscreen_low_power_valid); |
| } |
| |
| // Test a configuration with a white background. It will fail. |
| { |
| std::unique_ptr<ui::CARendererLayerTree> new_ca_layer_tree( |
| new ui::CARendererLayerTree(true, true)); |
| bool result = ScheduleCALayer(new_ca_layer_tree.get(), &properties_white); |
| EXPECT_TRUE(result); |
| result = ScheduleCALayer(new_ca_layer_tree.get(), &properties); |
| EXPECT_TRUE(result); |
| new_ca_layer_tree->CommitScheduledCALayers( |
| superlayer_, std::move(ca_layer_tree), properties.scale_factor); |
| bool fullscreen_low_power_valid = |
| new_ca_layer_tree->CommitFullscreenLowPowerLayer( |
| fullscreen_low_power_layer_); |
| std::swap(new_ca_layer_tree, ca_layer_tree); |
| |
| // Validate the tree structure. |
| EXPECT_EQ(1u, [[superlayer_ sublayers] count]); |
| CALayer* root_layer = [[superlayer_ sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[root_layer sublayers] count]); |
| CALayer* clip_and_sorting_layer = [[root_layer sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[clip_and_sorting_layer sublayers] count]); |
| CALayer* transform_layer = |
| [[clip_and_sorting_layer sublayers] objectAtIndex:0]; |
| EXPECT_EQ(2u, [[transform_layer sublayers] count]); |
| CALayer* content_layer = [[transform_layer sublayers] objectAtIndex:1]; |
| |
| // Validate the content layer and fullscreen low power mode. |
| EXPECT_TRUE([content_layer |
| isKindOfClass:NSClassFromString(@"AVSampleBufferDisplayLayer")]); |
| EXPECT_FALSE(fullscreen_low_power_valid); |
| } |
| |
| // Test a configuration with a black foreground. It too will fail. |
| { |
| std::unique_ptr<ui::CARendererLayerTree> new_ca_layer_tree( |
| new ui::CARendererLayerTree(true, true)); |
| bool result = ScheduleCALayer(new_ca_layer_tree.get(), &properties); |
| EXPECT_TRUE(result); |
| result = ScheduleCALayer(new_ca_layer_tree.get(), &properties_black); |
| EXPECT_TRUE(result); |
| new_ca_layer_tree->CommitScheduledCALayers( |
| superlayer_, std::move(ca_layer_tree), properties.scale_factor); |
| bool fullscreen_low_power_valid = |
| new_ca_layer_tree->CommitFullscreenLowPowerLayer( |
| fullscreen_low_power_layer_); |
| std::swap(new_ca_layer_tree, ca_layer_tree); |
| |
| // Validate the tree structure. |
| EXPECT_EQ(1u, [[superlayer_ sublayers] count]); |
| CALayer* root_layer = [[superlayer_ sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[root_layer sublayers] count]); |
| CALayer* clip_and_sorting_layer = [[root_layer sublayers] objectAtIndex:0]; |
| EXPECT_EQ(1u, [[clip_and_sorting_layer sublayers] count]); |
| CALayer* transform_layer = |
| [[clip_and_sorting_layer sublayers] objectAtIndex:0]; |
| EXPECT_EQ(2u, [[transform_layer sublayers] count]); |
| CALayer* content_layer = [[transform_layer sublayers] objectAtIndex:0]; |
| |
| // Validate the content layer and fullscreen low power mode. |
| EXPECT_TRUE([content_layer |
| isKindOfClass:NSClassFromString(@"AVSampleBufferDisplayLayer")]); |
| EXPECT_FALSE(fullscreen_low_power_valid); |
| } |
| } |
| |
| } // namespace gpu |