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| 1 // Copyright 2012 The Chromium Authors. All rights reserved. | 1 // Copyright 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "cc/output/delegating_renderer.h" | 5 #include "cc/output/delegating_renderer.h" |
| 6 | 6 |
| 7 #include <set> | 7 #include <set> |
| 8 #include <string> | 8 #include <string> |
| 9 #include <vector> | 9 #include <vector> |
| 10 | 10 |
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| 66 // Software compositing. | 66 // Software compositing. |
| 67 return true; | 67 return true; |
| 68 } | 68 } |
| 69 | 69 |
| 70 if (!context3d->makeContextCurrent()) | 70 if (!context3d->makeContextCurrent()) |
| 71 return false; | 71 return false; |
| 72 | 72 |
| 73 context3d->setContextLostCallback(this); | 73 context3d->setContextLostCallback(this); |
| 74 context3d->pushGroupMarkerEXT("CompositorContext"); | 74 context3d->pushGroupMarkerEXT("CompositorContext"); |
| 75 | 75 |
| 76 std::string extensionsString = | 76 std::string extensions_string = |
| 77 UTF16ToASCII(context3d->getString(GL_EXTENSIONS)); | 77 UTF16ToASCII(context3d->getString(GL_EXTENSIONS)); |
| 78 | 78 |
| 79 std::vector<std::string> extensions; | 79 std::vector<std::string> extensions; |
| 80 base::SplitString(extensionsString, ' ', &extensions); | 80 base::SplitString(extensions_string, ' ', &extensions); |
| 81 | 81 |
| 82 // TODO(danakj): We need non-GPU-specific paths for these things. This | 82 // TODO(danakj): We need non-GPU-specific paths for these things. This |
| 83 // renderer shouldn't need to use context3d extensions directly. | 83 // renderer shouldn't need to use context3d extensions directly. |
| 84 bool hasReadBGRA = true; | 84 bool has_read_bgra = true; |
| 85 bool hasSetVisibility = true; | 85 bool has_set_visibility = true; |
| 86 bool hasIOSurface = true; | 86 bool has_io_surface = true; |
| 87 bool hasARBTextureRect = true; | 87 bool has_arb_texture_rect = true; |
| 88 bool hasGpuMemoryManager = true; | 88 bool has_gpu_memory_manager = true; |
| 89 bool hasEGLImage = true; | 89 bool has_egl_image = true; |
| 90 for (size_t i = 0; i < extensions.size(); ++i) { | 90 for (size_t i = 0; i < extensions.size(); ++i) { |
| 91 if (extensions[i] == "GL_EXT_read_format_bgra") | 91 if (extensions[i] == "GL_EXT_read_format_bgra") |
| 92 hasReadBGRA = true; | 92 has_read_bgra = true; |
| 93 else if (extensions[i] == "GL_CHROMIUM_set_visibility") | 93 else if (extensions[i] == "GL_CHROMIUM_set_visibility") |
| 94 hasSetVisibility = true; | 94 has_set_visibility = true; |
| 95 else if (extensions[i] == "GL_CHROMIUM_iosurface") | 95 else if (extensions[i] == "GL_CHROMIUM_iosurface") |
| 96 hasIOSurface = true; | 96 has_io_surface = true; |
| 97 else if (extensions[i] == "GL_ARB_texture_rectangle") | 97 else if (extensions[i] == "GL_ARB_texture_rectangle") |
| 98 hasARBTextureRect = true; | 98 has_arb_texture_rect = true; |
| 99 else if (extensions[i] == "GL_CHROMIUM_gpu_memory_manager") | 99 else if (extensions[i] == "GL_CHROMIUM_gpu_memory_manager") |
| 100 hasGpuMemoryManager = true; | 100 has_gpu_memory_manager = true; |
| 101 else if (extensions[i] == "GL_OES_EGL_image_external") | 101 else if (extensions[i] == "GL_OES_EGL_image_external") |
| 102 hasEGLImage = true; | 102 has_egl_image = true; |
| 103 } | 103 } |
| 104 | 104 |
| 105 if (hasIOSurface) | 105 if (has_io_surface) |
| 106 DCHECK(hasARBTextureRect); | 106 DCHECK(has_arb_texture_rect); |
| 107 | 107 |
| 108 capabilities_.using_accelerated_painting = | 108 capabilities_.using_accelerated_painting = |
| 109 Settings().accelerate_painting && | 109 Settings().accelerate_painting && |
| 110 capabilities_.best_texture_format == GL_BGRA_EXT && | 110 capabilities_.best_texture_format == GL_BGRA_EXT && |
| 111 hasReadBGRA; | 111 has_read_bgra; |
| 112 | 112 |
| 113 // TODO(piman): loop visibility to GPU process? | 113 // TODO(piman): loop visibility to GPU process? |
| 114 capabilities_.using_set_visibility = hasSetVisibility; | 114 capabilities_.using_set_visibility = has_set_visibility; |
| 115 | 115 |
| 116 // TODO(danakj): Support GpuMemoryManager. | 116 // TODO(danakj): Support GpuMemoryManager. |
| 117 capabilities_.using_gpu_memory_manager = false; | 117 capabilities_.using_gpu_memory_manager = false; |
| 118 | 118 |
| 119 capabilities_.using_egl_image = hasEGLImage; | 119 capabilities_.using_egl_image = has_egl_image; |
| 120 | 120 |
| 121 return true; | 121 return true; |
| 122 } | 122 } |
| 123 | 123 |
| 124 DelegatingRenderer::~DelegatingRenderer() { | 124 DelegatingRenderer::~DelegatingRenderer() { |
| 125 WebGraphicsContext3D* context3d = resource_provider_->GraphicsContext3D(); | 125 WebGraphicsContext3D* context3d = resource_provider_->GraphicsContext3D(); |
| 126 if (context3d) | 126 if (context3d) |
| 127 context3d->setContextLostCallback(NULL); | 127 context3d->setContextLostCallback(NULL); |
| 128 } | 128 } |
| 129 | 129 |
| 130 const RendererCapabilities& DelegatingRenderer::Capabilities() const { | 130 const RendererCapabilities& DelegatingRenderer::Capabilities() const { |
| 131 return capabilities_; | 131 return capabilities_; |
| 132 } | 132 } |
| 133 | 133 |
| 134 static ResourceProvider::ResourceId AppendToArray( | 134 static ResourceProvider::ResourceId AppendToArray( |
| 135 ResourceProvider::ResourceIdArray* array, | 135 ResourceProvider::ResourceIdArray* array, |
| 136 ResourceProvider::ResourceId id) { | 136 ResourceProvider::ResourceId id) { |
| 137 array->push_back(id); | 137 array->push_back(id); |
| 138 return id; | 138 return id; |
| 139 } | 139 } |
| 140 | 140 |
| 141 void DelegatingRenderer::DrawFrame( | 141 void DelegatingRenderer::DrawFrame( |
| 142 RenderPassList& render_passes_in_draw_order) { | 142 RenderPassList& render_passes_in_draw_order) { |
| 143 TRACE_EVENT0("cc", "DelegatingRenderer::drawFrame"); | 143 TRACE_EVENT0("cc", "DelegatingRenderer::DrawFrame"); |
| 144 | 144 |
| 145 CompositorFrame out_frame; | 145 CompositorFrame out_frame; |
| 146 out_frame.metadata = client_->MakeCompositorFrameMetadata(); | 146 out_frame.metadata = client_->MakeCompositorFrameMetadata(); |
| 147 | 147 |
| 148 out_frame.delegated_frame_data = make_scoped_ptr(new DelegatedFrameData); | 148 out_frame.delegated_frame_data = make_scoped_ptr(new DelegatedFrameData); |
| 149 | 149 |
| 150 // Collect all resource ids in the render passes into a ResourceIdArray. | 150 // Collect all resource ids in the render passes into a ResourceIdArray. |
| 151 ResourceProvider::ResourceIdArray resources; | 151 ResourceProvider::ResourceIdArray resources; |
| 152 DrawQuad::ResourceIteratorCallback append_to_array = | 152 DrawQuad::ResourceIteratorCallback append_to_array = |
| 153 base::Bind(&AppendToArray, &resources); | 153 base::Bind(&AppendToArray, &resources); |
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| 190 | 190 |
| 191 void DelegatingRenderer::SetVisible(bool visible) { | 191 void DelegatingRenderer::SetVisible(bool visible) { |
| 192 visible_ = visible; | 192 visible_ = visible; |
| 193 } | 193 } |
| 194 | 194 |
| 195 void DelegatingRenderer::onContextLost() { | 195 void DelegatingRenderer::onContextLost() { |
| 196 client_->DidLoseOutputSurface(); | 196 client_->DidLoseOutputSurface(); |
| 197 } | 197 } |
| 198 | 198 |
| 199 } // namespace cc | 199 } // namespace cc |
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