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| 1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2009 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 GPU_COMMAND_BUFFER_SERVICE_COMMAND_BUFFER_H_ | 5 #ifndef GPU_COMMAND_BUFFER_SERVICE_COMMAND_BUFFER_SERVICE_H_ |
| 6 #define GPU_COMMAND_BUFFER_SERVICE_COMMAND_BUFFER_H_ | 6 #define GPU_COMMAND_BUFFER_SERVICE_COMMAND_BUFFER_SERVICE_H_ |
| 7 | 7 |
| 8 #include <set> | 8 #include <set> |
| 9 #include <vector> | 9 #include <vector> |
| 10 | 10 |
| 11 #include "base/linked_ptr.h" | 11 #include "base/linked_ptr.h" |
| 12 #include "base/scoped_ptr.h" | 12 #include "base/scoped_ptr.h" |
| 13 #include "base/shared_memory.h" | 13 #include "base/shared_memory.h" |
| 14 #include "base/task.h" | 14 #include "base/task.h" |
| 15 #include "gpu/command_buffer/common/command_buffer.h" | 15 #include "gpu/command_buffer/common/command_buffer.h" |
| 16 #include "gpu/np_utils/default_np_object.h" | |
| 17 #include "gpu/np_utils/np_dispatcher.h" | |
| 18 | 16 |
| 19 namespace command_buffer { | 17 namespace gpu { |
| 20 | 18 |
| 21 // An NPObject that implements a shared memory command buffer and a synchronous | 19 // An object that implements a shared memory command buffer and a synchronous |
| 22 // API to manage the put and get pointers. | 20 // API to manage the put and get pointers. |
| 23 class CommandBufferService : public CommandBuffer { | 21 class CommandBufferService : public CommandBuffer { |
| 24 public: | 22 public: |
| 25 CommandBufferService(); | 23 CommandBufferService(); |
| 26 virtual ~CommandBufferService(); | 24 virtual ~CommandBufferService(); |
| 27 | 25 |
| 28 // Overrides CommandBuffer. | 26 // CommandBuffer implementation: |
| 29 virtual bool Initialize(::base::SharedMemory* ring_buffer); | 27 virtual base::SharedMemory* Initialize(int32 size); |
| 30 | 28 virtual base::SharedMemory* GetRingBuffer(); |
| 31 // Overrides CommandBuffer. | |
| 32 virtual ::base::SharedMemory* GetRingBuffer(); | |
| 33 | |
| 34 virtual int32 GetSize(); | 29 virtual int32 GetSize(); |
| 35 | |
| 36 // Overrides CommandBuffer. | |
| 37 virtual int32 SyncOffsets(int32 put_offset); | 30 virtual int32 SyncOffsets(int32 put_offset); |
| 38 | |
| 39 // Overrides CommandBuffer. | |
| 40 virtual int32 GetGetOffset(); | 31 virtual int32 GetGetOffset(); |
| 41 | |
| 42 // Overrides CommandBuffer. | |
| 43 virtual void SetGetOffset(int32 get_offset); | 32 virtual void SetGetOffset(int32 get_offset); |
| 44 | |
| 45 // Overrides CommandBuffer. | |
| 46 virtual int32 GetPutOffset(); | 33 virtual int32 GetPutOffset(); |
| 47 | |
| 48 // Overrides CommandBuffer. | |
| 49 virtual void SetPutOffsetChangeCallback(Callback0::Type* callback); | 34 virtual void SetPutOffsetChangeCallback(Callback0::Type* callback); |
| 50 | |
| 51 // Overrides CommandBuffer. | |
| 52 virtual int32 CreateTransferBuffer(size_t size); | 35 virtual int32 CreateTransferBuffer(size_t size); |
| 53 | |
| 54 // Overrides CommandBuffer. | |
| 55 virtual void DestroyTransferBuffer(int32 id); | 36 virtual void DestroyTransferBuffer(int32 id); |
| 56 | 37 virtual base::SharedMemory* GetTransferBuffer(int32 handle); |
| 57 // Overrides CommandBuffer. | |
| 58 virtual ::base::SharedMemory* GetTransferBuffer(int32 handle); | |
| 59 | |
| 60 // Overrides CommandBuffer. | |
| 61 virtual int32 GetToken(); | 38 virtual int32 GetToken(); |
| 62 | |
| 63 // Overrides CommandBuffer. | |
| 64 virtual void SetToken(int32 token); | 39 virtual void SetToken(int32 token); |
| 65 | |
| 66 // Overrides CommandBuffer. | |
| 67 virtual int32 ResetParseError(); | 40 virtual int32 ResetParseError(); |
| 68 | |
| 69 // Overrides CommandBuffer. | |
| 70 virtual void SetParseError(int32 parse_error); | 41 virtual void SetParseError(int32 parse_error); |
| 71 | |
| 72 // Overrides CommandBuffer. | |
| 73 virtual bool GetErrorStatus(); | 42 virtual bool GetErrorStatus(); |
| 74 | |
| 75 // Overrides CommandBuffer. | |
| 76 virtual void RaiseErrorStatus(); | 43 virtual void RaiseErrorStatus(); |
| 77 | 44 |
| 78 private: | 45 private: |
| 79 scoped_ptr< ::base::SharedMemory> ring_buffer_; | 46 scoped_ptr< base::SharedMemory> ring_buffer_; |
| 80 int32 size_; | 47 int32 size_; |
| 81 int32 get_offset_; | 48 int32 get_offset_; |
| 82 int32 put_offset_; | 49 int32 put_offset_; |
| 83 scoped_ptr<Callback0::Type> put_offset_change_callback_; | 50 scoped_ptr<Callback0::Type> put_offset_change_callback_; |
| 84 std::vector<linked_ptr< ::base::SharedMemory> > registered_objects_; | 51 std::vector<linked_ptr< base::SharedMemory> > registered_objects_; |
| 85 std::set<int32> unused_registered_object_elements_; | 52 std::set<int32> unused_registered_object_elements_; |
| 86 int32 token_; | 53 int32 token_; |
| 87 int32 parse_error_; | 54 int32 parse_error_; |
| 88 bool error_status_; | 55 bool error_status_; |
| 89 }; | 56 }; |
| 90 | 57 |
| 91 } // namespace command_buffer | 58 } // namespace gpu |
| 92 | 59 |
| 93 #endif // GPU_COMMAND_BUFFER_SERVICE_COMMAND_BUFFER_H_ | 60 #endif // GPU_COMMAND_BUFFER_SERVICE_COMMAND_BUFFER_SERVICE_H_ |
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