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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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