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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/resources/resource_provider.h" | 5 #include "cc/resources/resource_provider.h" |
6 | 6 |
7 #include <algorithm> | 7 #include <algorithm> |
8 #include <limits> | 8 #include <limits> |
9 | 9 |
10 #include "base/containers/hash_tables.h" | 10 #include "base/containers/hash_tables.h" |
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22 #include "gpu/GLES2/gl2extchromium.h" | 22 #include "gpu/GLES2/gl2extchromium.h" |
23 #include "gpu/command_buffer/client/gles2_interface.h" | 23 #include "gpu/command_buffer/client/gles2_interface.h" |
24 #include "gpu/command_buffer/client/gpu_memory_buffer_manager.h" | 24 #include "gpu/command_buffer/client/gpu_memory_buffer_manager.h" |
25 #include "third_party/khronos/GLES2/gl2.h" | 25 #include "third_party/khronos/GLES2/gl2.h" |
26 #include "third_party/khronos/GLES2/gl2ext.h" | 26 #include "third_party/khronos/GLES2/gl2ext.h" |
27 #include "third_party/skia/include/core/SkSurface.h" | 27 #include "third_party/skia/include/core/SkSurface.h" |
28 #include "third_party/skia/include/gpu/GrContext.h" | 28 #include "third_party/skia/include/gpu/GrContext.h" |
29 #include "third_party/skia/include/gpu/GrTextureProvider.h" | 29 #include "third_party/skia/include/gpu/GrTextureProvider.h" |
30 #include "ui/gfx/geometry/rect.h" | 30 #include "ui/gfx/geometry/rect.h" |
31 #include "ui/gfx/geometry/vector2d.h" | 31 #include "ui/gfx/geometry/vector2d.h" |
32 #include "ui/gfx/gpu_memory_buffer.h" | |
33 | 32 |
34 using gpu::gles2::GLES2Interface; | 33 using gpu::gles2::GLES2Interface; |
35 | 34 |
36 namespace cc { | 35 namespace cc { |
37 | 36 |
38 class IdAllocator { | 37 class IdAllocator { |
39 public: | 38 public: |
40 virtual ~IdAllocator() {} | 39 virtual ~IdAllocator() {} |
41 | 40 |
42 virtual GLuint NextId() = 0; | 41 virtual GLuint NextId() = 0; |
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106 return kBGRA_8888_GrPixelConfig; | 105 return kBGRA_8888_GrPixelConfig; |
107 case RGBA_4444: | 106 case RGBA_4444: |
108 return kRGBA_4444_GrPixelConfig; | 107 return kRGBA_4444_GrPixelConfig; |
109 default: | 108 default: |
110 break; | 109 break; |
111 } | 110 } |
112 DCHECK(false) << "Unsupported resource format."; | 111 DCHECK(false) << "Unsupported resource format."; |
113 return kSkia8888_GrPixelConfig; | 112 return kSkia8888_GrPixelConfig; |
114 } | 113 } |
115 | 114 |
116 gfx::GpuMemoryBuffer::Format ToGpuMemoryBufferFormat(ResourceFormat format) { | |
117 switch (format) { | |
118 case RGBA_8888: | |
119 return gfx::GpuMemoryBuffer::RGBA_8888; | |
120 case BGRA_8888: | |
121 return gfx::GpuMemoryBuffer::BGRA_8888; | |
122 case RGBA_4444: | |
123 return gfx::GpuMemoryBuffer::RGBA_4444; | |
124 case ALPHA_8: | |
125 case LUMINANCE_8: | |
126 case RGB_565: | |
127 case ETC1: | |
128 case RED_8: | |
129 break; | |
130 } | |
131 NOTREACHED(); | |
132 return gfx::GpuMemoryBuffer::RGBA_8888; | |
133 } | |
134 | |
135 class ScopedSetActiveTexture { | 115 class ScopedSetActiveTexture { |
136 public: | 116 public: |
137 ScopedSetActiveTexture(GLES2Interface* gl, GLenum unit) | 117 ScopedSetActiveTexture(GLES2Interface* gl, GLenum unit) |
138 : gl_(gl), unit_(unit) { | 118 : gl_(gl), unit_(unit) { |
139 DCHECK_EQ(GL_TEXTURE0, ResourceProvider::GetActiveTextureUnit(gl_)); | 119 DCHECK_EQ(GL_TEXTURE0, ResourceProvider::GetActiveTextureUnit(gl_)); |
140 | 120 |
141 if (unit_ != GL_TEXTURE0) | 121 if (unit_ != GL_TEXTURE0) |
142 gl_->ActiveTexture(unit_); | 122 gl_->ActiveTexture(unit_); |
143 } | 123 } |
144 | 124 |
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423 itr != resources_.end(); ++itr) { | 403 itr != resources_.end(); ++itr) { |
424 DCHECK_NE(RESOURCE_TYPE_GL_TEXTURE, itr->second.type); | 404 DCHECK_NE(RESOURCE_TYPE_GL_TEXTURE, itr->second.type); |
425 } | 405 } |
426 #endif // DCHECK_IS_ON() | 406 #endif // DCHECK_IS_ON() |
427 | 407 |
428 texture_id_allocator_ = nullptr; | 408 texture_id_allocator_ = nullptr; |
429 buffer_id_allocator_ = nullptr; | 409 buffer_id_allocator_ = nullptr; |
430 gl->Finish(); | 410 gl->Finish(); |
431 } | 411 } |
432 | 412 |
| 413 gfx::GpuMemoryBuffer::Format ResourceProvider::ToGpuMemoryBufferFormat( |
| 414 ResourceFormat format) { |
| 415 switch (format) { |
| 416 case RGBA_8888: |
| 417 return gfx::GpuMemoryBuffer::RGBA_8888; |
| 418 case BGRA_8888: |
| 419 return gfx::GpuMemoryBuffer::BGRA_8888; |
| 420 case RGBA_4444: |
| 421 return gfx::GpuMemoryBuffer::RGBA_4444; |
| 422 case ALPHA_8: |
| 423 case LUMINANCE_8: |
| 424 case RGB_565: |
| 425 case ETC1: |
| 426 case RED_8: |
| 427 break; |
| 428 } |
| 429 NOTREACHED(); |
| 430 return gfx::GpuMemoryBuffer::RGBA_8888; |
| 431 } |
| 432 |
433 bool ResourceProvider::InUseByConsumer(ResourceId id) { | 433 bool ResourceProvider::InUseByConsumer(ResourceId id) { |
434 Resource* resource = GetResource(id); | 434 Resource* resource = GetResource(id); |
435 return resource->lock_for_read_count > 0 || resource->exported_count > 0 || | 435 return resource->lock_for_read_count > 0 || resource->exported_count > 0 || |
436 resource->lost; | 436 resource->lost; |
437 } | 437 } |
438 | 438 |
439 bool ResourceProvider::IsLost(ResourceId id) { | 439 bool ResourceProvider::IsLost(ResourceId id) { |
440 Resource* resource = GetResource(id); | 440 Resource* resource = GetResource(id); |
441 return resource->lost; | 441 return resource->lost; |
442 } | 442 } |
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1946 } | 1946 } |
1947 | 1947 |
1948 class GrContext* ResourceProvider::GrContext(bool worker_context) const { | 1948 class GrContext* ResourceProvider::GrContext(bool worker_context) const { |
1949 ContextProvider* context_provider = | 1949 ContextProvider* context_provider = |
1950 worker_context ? output_surface_->worker_context_provider() | 1950 worker_context ? output_surface_->worker_context_provider() |
1951 : output_surface_->context_provider(); | 1951 : output_surface_->context_provider(); |
1952 return context_provider ? context_provider->GrContext() : NULL; | 1952 return context_provider ? context_provider->GrContext() : NULL; |
1953 } | 1953 } |
1954 | 1954 |
1955 } // namespace cc | 1955 } // namespace cc |
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