| // Copyright (c) 2012 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. |
| |
| #ifndef GPU_COMMAND_BUFFER_SERVICE_TRANSFER_BUFFER_MANAGER_H_ |
| #define GPU_COMMAND_BUFFER_SERVICE_TRANSFER_BUFFER_MANAGER_H_ |
| |
| #include <set> |
| #include <vector> |
| |
| #include "base/basictypes.h" |
| #include "base/compiler_specific.h" |
| #include "base/containers/hash_tables.h" |
| #include "base/memory/shared_memory.h" |
| #include "gpu/command_buffer/common/command_buffer_shared.h" |
| |
| namespace gpu { |
| |
| class GPU_EXPORT TransferBufferManagerInterface { |
| public: |
| virtual ~TransferBufferManagerInterface(); |
| |
| virtual bool RegisterTransferBuffer(int32 id, |
| base::SharedMemory* shared_memory, |
| size_t size) = 0; |
| virtual void DestroyTransferBuffer(int32 id) = 0; |
| virtual Buffer GetTransferBuffer(int32 id) = 0; |
| |
| }; |
| |
| class GPU_EXPORT TransferBufferManager |
| : public TransferBufferManagerInterface { |
| public: |
| TransferBufferManager(); |
| |
| bool Initialize(); |
| virtual bool RegisterTransferBuffer(int32 id, |
| base::SharedMemory* shared_memory, |
| size_t size) OVERRIDE; |
| virtual void DestroyTransferBuffer(int32 id) OVERRIDE; |
| virtual Buffer GetTransferBuffer(int32 id) OVERRIDE; |
| |
| private: |
| virtual ~TransferBufferManager(); |
| |
| typedef base::hash_map<int32, Buffer> BufferMap; |
| BufferMap registered_buffers_; |
| size_t shared_memory_bytes_allocated_; |
| |
| DISALLOW_COPY_AND_ASSIGN(TransferBufferManager); |
| }; |
| |
| } // namespace gpu |
| |
| #endif // GPU_COMMAND_BUFFER_SERVICE_TRANSFER_BUFFER_MANAGER_H_ |