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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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 #ifndef CONTENT_COMMON_GPU_CLIENT_GPU_MEMORY_BUFFER_IMPL_SHM_H_ | 5 #ifndef CONTENT_COMMON_GPU_CLIENT_GPU_MEMORY_BUFFER_IMPL_SHM_H_ |
6 #define CONTENT_COMMON_GPU_CLIENT_GPU_MEMORY_BUFFER_IMPL_SHM_H_ | 6 #define CONTENT_COMMON_GPU_CLIENT_GPU_MEMORY_BUFFER_IMPL_SHM_H_ |
7 | 7 |
8 #include "content/common/gpu/client/gpu_memory_buffer_impl.h" | 8 #include "content/common/gpu/client/gpu_memory_buffer_impl.h" |
9 | 9 |
10 namespace content { | 10 namespace content { |
11 | 11 |
12 // Provides implementation of a GPU memory buffer based | 12 // Provides implementation of a GPU memory buffer based |
13 // on a shared memory handle. | 13 // on a shared memory handle. |
14 class GpuMemoryBufferImplShm : public GpuMemoryBufferImpl { | 14 class GpuMemoryBufferImplShm : public GpuMemoryBufferImpl { |
15 public: | 15 public: |
16 GpuMemoryBufferImplShm(gfx::Size size, unsigned internalformat); | 16 GpuMemoryBufferImplShm(gfx::Size size, unsigned internalformat); |
17 virtual ~GpuMemoryBufferImplShm(); | 17 virtual ~GpuMemoryBufferImplShm(); |
18 | 18 |
19 bool Initialize(gfx::GpuMemoryBufferHandle handle); | 19 bool Initialize(gfx::GpuMemoryBufferHandle handle); |
20 bool InitializeFromSharedMemory(scoped_ptr<base::SharedMemory> shared_memory); | 20 bool InitializeFromSharedMemory(scoped_ptr<base::SharedMemory> shared_memory); |
21 | 21 |
22 // Overridden from gfx::GpuMemoryBuffer: | 22 // Overridden from gfx::GpuMemoryBuffer: |
23 virtual void* Map(AccessMode mode) OVERRIDE; | 23 virtual void* Map() OVERRIDE; |
24 virtual void Unmap() OVERRIDE; | 24 virtual void Unmap() OVERRIDE; |
25 virtual gfx::GpuMemoryBufferHandle GetHandle() const OVERRIDE; | 25 virtual gfx::GpuMemoryBufferHandle GetHandle() const OVERRIDE; |
26 | 26 |
27 private: | 27 private: |
28 scoped_ptr<base::SharedMemory> shared_memory_; | 28 scoped_ptr<base::SharedMemory> shared_memory_; |
29 | 29 |
30 DISALLOW_COPY_AND_ASSIGN(GpuMemoryBufferImplShm); | 30 DISALLOW_COPY_AND_ASSIGN(GpuMemoryBufferImplShm); |
31 }; | 31 }; |
32 | 32 |
33 } // namespace content | 33 } // namespace content |
34 | 34 |
35 #endif // CONTENT_COMMON_GPU_CLIENT_GPU_MEMORY_BUFFER_IMPL_SHM_H_ | 35 #endif // CONTENT_COMMON_GPU_CLIENT_GPU_MEMORY_BUFFER_IMPL_SHM_H_ |
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