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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_QUERY_MANAGER_H_ | 5 #ifndef GPU_COMMAND_BUFFER_SERVICE_QUERY_MANAGER_H_ |
6 #define GPU_COMMAND_BUFFER_SERVICE_QUERY_MANAGER_H_ | 6 #define GPU_COMMAND_BUFFER_SERVICE_QUERY_MANAGER_H_ |
7 | 7 |
8 #include <deque> | 8 #include <deque> |
9 #include "base/basictypes.h" | 9 #include "base/basictypes.h" |
10 #include "base/hash_tables.h" | 10 #include "base/hash_tables.h" |
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22 namespace gles2 { | 22 namespace gles2 { |
23 | 23 |
24 class FeatureInfo; | 24 class FeatureInfo; |
25 | 25 |
26 // This class keeps track of the queries and their state | 26 // This class keeps track of the queries and their state |
27 // As Queries are not shared there is one QueryManager per context. | 27 // As Queries are not shared there is one QueryManager per context. |
28 class GPU_EXPORT QueryManager { | 28 class GPU_EXPORT QueryManager { |
29 public: | 29 public: |
30 class GPU_EXPORT Query : public base::RefCounted<Query> { | 30 class GPU_EXPORT Query : public base::RefCounted<Query> { |
31 public: | 31 public: |
32 typedef scoped_refptr<Query> Ref; | |
33 | |
34 Query( | 32 Query( |
35 QueryManager* manager, GLenum target, int32 shm_id, uint32 shm_offset); | 33 QueryManager* manager, GLenum target, int32 shm_id, uint32 shm_offset); |
36 | 34 |
37 GLenum target() const { | 35 GLenum target() const { |
38 return target_; | 36 return target_; |
39 } | 37 } |
40 | 38 |
41 bool IsDeleted() const { | 39 bool IsDeleted() const { |
42 return deleted_; | 40 return deleted_; |
43 } | 41 } |
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212 GLES2Decoder* decoder_; | 210 GLES2Decoder* decoder_; |
213 | 211 |
214 bool use_arb_occlusion_query2_for_occlusion_query_boolean_; | 212 bool use_arb_occlusion_query2_for_occlusion_query_boolean_; |
215 bool use_arb_occlusion_query_for_occlusion_query_boolean_; | 213 bool use_arb_occlusion_query_for_occlusion_query_boolean_; |
216 | 214 |
217 // Counts the number of Queries allocated with 'this' as their manager. | 215 // Counts the number of Queries allocated with 'this' as their manager. |
218 // Allows checking no Query will outlive this. | 216 // Allows checking no Query will outlive this. |
219 unsigned query_count_; | 217 unsigned query_count_; |
220 | 218 |
221 // Info for each query in the system. | 219 // Info for each query in the system. |
222 typedef base::hash_map<GLuint, Query::Ref> QueryMap; | 220 typedef base::hash_map<GLuint, scoped_refptr<Query> > QueryMap; |
223 QueryMap queries_; | 221 QueryMap queries_; |
224 | 222 |
225 // Queries waiting for completion. | 223 // Queries waiting for completion. |
226 typedef std::deque<Query::Ref> QueryQueue; | 224 typedef std::deque<scoped_refptr<Query> > QueryQueue; |
227 QueryQueue pending_queries_; | 225 QueryQueue pending_queries_; |
228 | 226 |
229 // Async pixel transfer queries waiting for completion. | 227 // Async pixel transfer queries waiting for completion. |
230 QueryQueue pending_transfer_queries_; | 228 QueryQueue pending_transfer_queries_; |
231 | 229 |
232 DISALLOW_COPY_AND_ASSIGN(QueryManager); | 230 DISALLOW_COPY_AND_ASSIGN(QueryManager); |
233 }; | 231 }; |
234 | 232 |
235 } // namespace gles2 | 233 } // namespace gles2 |
236 } // namespace gpu | 234 } // namespace gpu |
237 | 235 |
238 #endif // GPU_COMMAND_BUFFER_SERVICE_QUERY_MANAGER_H_ | 236 #endif // GPU_COMMAND_BUFFER_SERVICE_QUERY_MANAGER_H_ |
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