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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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_COMMON_DECODER_H_ | 5 #ifndef GPU_COMMAND_BUFFER_SERVICE_COMMON_DECODER_H_ |
6 #define GPU_COMMAND_BUFFER_SERVICE_COMMON_DECODER_H_ | 6 #define GPU_COMMAND_BUFFER_SERVICE_COMMON_DECODER_H_ |
7 | 7 |
8 #include <map> | 8 #include <map> |
9 #include <stack> | 9 #include <stack> |
10 #include <string> | 10 #include <string> |
11 #include "base/memory/linked_ptr.h" | 11 #include "base/memory/linked_ptr.h" |
12 #include "base/memory/scoped_ptr.h" | 12 #include "base/memory/scoped_ptr.h" |
| 13 #include "base/memory/weak_ptr.h" |
13 #include "gpu/command_buffer/service/cmd_parser.h" | 14 #include "gpu/command_buffer/service/cmd_parser.h" |
14 #include "gpu/gpu_export.h" | 15 #include "gpu/gpu_export.h" |
15 | 16 |
16 namespace gpu { | 17 namespace gpu { |
17 | 18 |
18 class CommandBufferEngine; | 19 class CommandBufferEngine; |
19 | 20 |
20 // This class is a helper base class for implementing the common parts of the | 21 // This class is a helper base class for implementing the common parts of the |
21 // o3d/gl2 command buffer decoder. | 22 // o3d/gl2 command buffer decoder. |
22 class GPU_EXPORT CommonDecoder : NON_EXPORTED_BASE(public AsyncAPIInterface) { | 23 class GPU_EXPORT CommonDecoder : public base::SupportsWeakPtr<CommonDecoder>, |
| 24 NON_EXPORTED_BASE(public AsyncAPIInterface) { |
23 public: | 25 public: |
24 typedef error::Error Error; | 26 typedef error::Error Error; |
25 | 27 |
26 static const unsigned int kMaxStackDepth = 32; | 28 static const unsigned int kMaxStackDepth = 32; |
27 | 29 |
28 // A bucket is a buffer to help collect memory across a command buffer. When | 30 // A bucket is a buffer to help collect memory across a command buffer. When |
29 // creating a command buffer implementation of an existing API, sometimes that | 31 // creating a command buffer implementation of an existing API, sometimes that |
30 // API has functions that take a pointer to data. A good example is OpenGL's | 32 // API has functions that take a pointer to data. A good example is OpenGL's |
31 // glBufferData. Because the data is separated between client and service, | 33 // glBufferData. Because the data is separated between client and service, |
32 // there are 2 ways to get this data across. 1 is to put all the data in | 34 // there are 2 ways to get this data across. 1 is to put all the data in |
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174 | 176 |
175 uint32 offset; | 177 uint32 offset; |
176 }; | 178 }; |
177 std::stack<CommandAddress> call_stack_; | 179 std::stack<CommandAddress> call_stack_; |
178 }; | 180 }; |
179 | 181 |
180 } // namespace gpu | 182 } // namespace gpu |
181 | 183 |
182 #endif // GPU_COMMAND_BUFFER_SERVICE_COMMON_DECODER_H_ | 184 #endif // GPU_COMMAND_BUFFER_SERVICE_COMMON_DECODER_H_ |
183 | 185 |
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