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Side by Side Diff: cc/resources/prioritized_resource_manager.h

Issue 12676029: cc: Fix capitalization style in chromified files. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 7 years, 9 months ago
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1 // Copyright 2012 The Chromium Authors. All rights reserved. 1 // Copyright 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 CC_RESOURCES_PRIORITIZED_RESOURCE_MANAGER_H_ 5 #ifndef CC_RESOURCES_PRIORITIZED_RESOURCE_MANAGER_H_
6 #define CC_RESOURCES_PRIORITIZED_RESOURCE_MANAGER_H_ 6 #define CC_RESOURCES_PRIORITIZED_RESOURCE_MANAGER_H_
7 7
8 #include <list> 8 #include <list>
9 #include <vector> 9 #include <vector>
10 10
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75 } 75 }
76 76
77 // Return the amount of texture memory required at particular cutoffs. 77 // Return the amount of texture memory required at particular cutoffs.
78 size_t MemoryVisibleBytes() const; 78 size_t MemoryVisibleBytes() const;
79 size_t MemoryVisibleAndNearbyBytes() const; 79 size_t MemoryVisibleAndNearbyBytes() const;
80 80
81 void PrioritizeTextures(); 81 void PrioritizeTextures();
82 void ClearPriorities(); 82 void ClearPriorities();
83 83
84 // Delete contents textures' backing resources until they use only 84 // Delete contents textures' backing resources until they use only
85 // bytesLimit bytes. This may be called on the impl thread while the main 85 // limit_bytes bytes. This may be called on the impl thread while the main
86 // thread is running. Returns true if resources are indeed evicted as a 86 // thread is running. Returns true if resources are indeed evicted as a
87 // result of this call. 87 // result of this call.
88 bool ReduceMemoryOnImplThread(size_t limit_bytes, 88 bool ReduceMemoryOnImplThread(size_t limit_bytes,
89 int priority_cutoff, 89 int priority_cutoff,
90 ResourceProvider* resource_provider); 90 ResourceProvider* resource_provider);
91 91
92 // Delete contents textures' backing resources that can be recycled. This 92 // Delete contents textures' backing resources that can be recycled. This
93 // may be called on the impl thread while the main thread is running. 93 // may be called on the impl thread while the main thread is running.
94 void ReduceWastedMemoryOnImplThread(ResourceProvider* resource_provider); 94 void ReduceWastedMemoryOnImplThread(ResourceProvider* resource_provider);
95 95
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182 gfx::Size size, 182 gfx::Size size,
183 GLenum format, 183 GLenum format,
184 ResourceProvider* resource_provider); 184 ResourceProvider* resource_provider);
185 void EvictFirstBackingResource(ResourceProvider* resource_provider); 185 void EvictFirstBackingResource(ResourceProvider* resource_provider);
186 void SortBackings(); 186 void SortBackings();
187 187
188 void AssertInvariants(); 188 void AssertInvariants();
189 189
190 size_t max_memory_limit_bytes_; 190 size_t max_memory_limit_bytes_;
191 // The priority cutoff based on memory pressure. This is not a strict 191 // The priority cutoff based on memory pressure. This is not a strict
192 // cutoff -- requestLate allows textures with priority equal to this 192 // cutoff -- RequestLate allows textures with priority equal to this
193 // cutoff to be allowed. 193 // cutoff to be allowed.
194 int priority_cutoff_; 194 int priority_cutoff_;
195 // The priority cutoff based on external memory policy. This is a strict 195 // The priority cutoff based on external memory policy. This is a strict
196 // cutoff -- no textures with priority equal to this cutoff will be allowed. 196 // cutoff -- no textures with priority equal to this cutoff will be allowed.
197 int external_priority_cutoff_; 197 int external_priority_cutoff_;
198 size_t memory_use_bytes_; 198 size_t memory_use_bytes_;
199 size_t memory_above_cutoff_bytes_; 199 size_t memory_above_cutoff_bytes_;
200 size_t memory_available_bytes_; 200 size_t memory_available_bytes_;
201 201
202 typedef base::hash_set<PrioritizedResource*> TextureSet; 202 typedef base::hash_set<PrioritizedResource*> TextureSet;
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213 213
214 // The list of backings that have been evicted, but may still be linked 214 // The list of backings that have been evicted, but may still be linked
215 // to textures. This can be accessed concurrently by the main and impl 215 // to textures. This can be accessed concurrently by the main and impl
216 // threads, and may only be accessed while holding evicted_backings_lock_. 216 // threads, and may only be accessed while holding evicted_backings_lock_.
217 mutable base::Lock evicted_backings_lock_; 217 mutable base::Lock evicted_backings_lock_;
218 BackingList evicted_backings_; 218 BackingList evicted_backings_;
219 219
220 TextureVector temp_texture_vector_; 220 TextureVector temp_texture_vector_;
221 221
222 // Statistics about memory usage at priority cutoffs, computed at 222 // Statistics about memory usage at priority cutoffs, computed at
223 // prioritizeTextures. 223 // PrioritizeTextures.
224 size_t memory_visible_bytes_; 224 size_t memory_visible_bytes_;
225 size_t memory_visible_and_nearby_bytes_; 225 size_t memory_visible_and_nearby_bytes_;
226 226
227 // Statistics copied at the time of pushTexturePrioritiesToBackings. 227 // Statistics copied at the time of PushTexturePrioritiesToBackings.
228 size_t memory_visible_last_pushed_bytes_; 228 size_t memory_visible_last_pushed_bytes_;
229 size_t memory_visible_and_nearby_last_pushed_bytes_; 229 size_t memory_visible_and_nearby_last_pushed_bytes_;
230 230
231 DISALLOW_COPY_AND_ASSIGN(PrioritizedResourceManager); 231 DISALLOW_COPY_AND_ASSIGN(PrioritizedResourceManager);
232 }; 232 };
233 233
234 } // namespace cc 234 } // namespace cc
235 235
236 #endif // CC_RESOURCES_PRIORITIZED_RESOURCE_MANAGER_H_ 236 #endif // CC_RESOURCES_PRIORITIZED_RESOURCE_MANAGER_H_
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