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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 "content/browser/compositor/buffer_queue.h" | 5 #include "content/browser/compositor/buffer_queue.h" |
| 6 | 6 |
| 7 #include "base/containers/adapters.h" | 7 #include "base/containers/adapters.h" |
| 8 #include "build/build_config.h" | 8 #include "build/build_config.h" |
| 9 #include "content/browser/compositor/gl_helper.h" | 9 #include "content/browser/compositor/gl_helper.h" |
| 10 #include "content/browser/compositor/image_transport_factory.h" | 10 #include "content/browser/compositor/image_transport_factory.h" |
| 11 #include "content/browser/gpu/browser_gpu_memory_buffer_manager.h" | 11 #include "content/browser/gpu/browser_gpu_memory_buffer_manager.h" |
| 12 #include "content/common/gpu/client/context_provider_command_buffer.h" | 12 #include "content/common/gpu/client/context_provider_command_buffer.h" |
| 13 #include "gpu/GLES2/gl2extchromium.h" | 13 #include "gpu/GLES2/gl2extchromium.h" |
| 14 #include "gpu/command_buffer/client/gles2_interface.h" | 14 #include "gpu/command_buffer/client/gles2_interface.h" |
| 15 #include "gpu/command_buffer/common/gpu_memory_buffer_support.h" |
| 15 #include "gpu/command_buffer/service/image_factory.h" | 16 #include "gpu/command_buffer/service/image_factory.h" |
| 16 #include "third_party/skia/include/core/SkRect.h" | 17 #include "third_party/skia/include/core/SkRect.h" |
| 17 #include "third_party/skia/include/core/SkRegion.h" | 18 #include "third_party/skia/include/core/SkRegion.h" |
| 18 #include "ui/gfx/gpu_memory_buffer.h" | 19 #include "ui/gfx/gpu_memory_buffer.h" |
| 19 #include "ui/gfx/skia_util.h" | 20 #include "ui/gfx/skia_util.h" |
| 20 | 21 |
| 21 namespace content { | 22 namespace content { |
| 22 | 23 |
| 23 BufferQueue::BufferQueue( | 24 BufferQueue::BufferQueue( |
| 24 scoped_refptr<cc::ContextProvider> context_provider, | 25 scoped_refptr<cc::ContextProvider> context_provider, |
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| 216 gpu::gles2::GLES2Interface* gl = context_provider_->ContextGL(); | 217 gpu::gles2::GLES2Interface* gl = context_provider_->ContextGL(); |
| 217 gl->GenTextures(1, &texture); | 218 gl->GenTextures(1, &texture); |
| 218 if (!texture) | 219 if (!texture) |
| 219 return nullptr; | 220 return nullptr; |
| 220 | 221 |
| 221 // We don't want to allow anything more than triple buffering. | 222 // We don't want to allow anything more than triple buffering. |
| 222 DCHECK_LT(allocated_count_, 4U); | 223 DCHECK_LT(allocated_count_, 4U); |
| 223 | 224 |
| 224 scoped_ptr<gfx::GpuMemoryBuffer> buffer( | 225 scoped_ptr<gfx::GpuMemoryBuffer> buffer( |
| 225 gpu_memory_buffer_manager_->AllocateGpuMemoryBufferForScanout( | 226 gpu_memory_buffer_manager_->AllocateGpuMemoryBufferForScanout( |
| 226 size_, gpu::ImageFactory::DefaultBufferFormatForImageFormat( | 227 size_, gpu::DefaultBufferFormatForImageFormat(internal_format_), |
| 227 internal_format_), | |
| 228 surface_id_)); | 228 surface_id_)); |
| 229 if (!buffer.get()) { | 229 if (!buffer.get()) { |
| 230 gl->DeleteTextures(1, &texture); | 230 gl->DeleteTextures(1, &texture); |
| 231 DLOG(ERROR) << "Failed to allocate GPU memory buffer"; | 231 DLOG(ERROR) << "Failed to allocate GPU memory buffer"; |
| 232 return nullptr; | 232 return nullptr; |
| 233 } | 233 } |
| 234 | 234 |
| 235 unsigned int id = gl->CreateImageCHROMIUM( | 235 unsigned int id = gl->CreateImageCHROMIUM( |
| 236 buffer->AsClientBuffer(), size_.width(), size_.height(), | 236 buffer->AsClientBuffer(), size_.width(), size_.height(), |
| 237 internal_format_); | 237 internal_format_); |
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| 258 buffer(buffer.release()), | 258 buffer(buffer.release()), |
| 259 texture(texture), | 259 texture(texture), |
| 260 image(image), | 260 image(image), |
| 261 damage(rect) {} | 261 damage(rect) {} |
| 262 | 262 |
| 263 BufferQueue::AllocatedSurface::~AllocatedSurface() { | 263 BufferQueue::AllocatedSurface::~AllocatedSurface() { |
| 264 buffer_queue->FreeSurfaceResources(this); | 264 buffer_queue->FreeSurfaceResources(this); |
| 265 } | 265 } |
| 266 | 266 |
| 267 } // namespace content | 267 } // namespace content |
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