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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_TILE_MANAGER_H_ | 5 #ifndef CC_RESOURCES_TILE_MANAGER_H_ |
6 #define CC_RESOURCES_TILE_MANAGER_H_ | 6 #define CC_RESOURCES_TILE_MANAGER_H_ |
7 | 7 |
8 #include <queue> | 8 #include <queue> |
9 #include <set> | 9 #include <set> |
10 #include <vector> | 10 #include <vector> |
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30 // quality. | 30 // quality. |
31 enum TileRasterMode { | 31 enum TileRasterMode { |
32 HIGH_QUALITY_RASTER_MODE = 0, | 32 HIGH_QUALITY_RASTER_MODE = 0, |
33 HIGH_QUALITY_NO_LCD_RASTER_MODE = 1, | 33 HIGH_QUALITY_NO_LCD_RASTER_MODE = 1, |
34 LOW_QUALITY_RASTER_MODE = 2, | 34 LOW_QUALITY_RASTER_MODE = 2, |
35 NUM_RASTER_MODES = 3 | 35 NUM_RASTER_MODES = 3 |
36 }; | 36 }; |
37 | 37 |
38 class CC_EXPORT TileManagerClient { | 38 class CC_EXPORT TileManagerClient { |
39 public: | 39 public: |
40 virtual void ScheduleManageTiles() = 0; | |
41 virtual void DidInitializeVisibleTile() = 0; | 40 virtual void DidInitializeVisibleTile() = 0; |
42 virtual bool | 41 virtual bool |
43 ShouldForceTileUploadsRequiredForActivationToComplete() const = 0; | 42 ShouldForceTileUploadsRequiredForActivationToComplete() const = 0; |
44 | 43 |
45 protected: | 44 protected: |
46 virtual ~TileManagerClient() {} | 45 virtual ~TileManagerClient() {} |
47 }; | 46 }; |
48 | 47 |
49 // Tile manager classifying tiles into a few basic | 48 // Tile manager classifying tiles into a few basic |
50 // bins: | 49 // bins: |
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95 scoped_ptr<base::Value> BasicStateAsValue() const; | 94 scoped_ptr<base::Value> BasicStateAsValue() const; |
96 scoped_ptr<base::Value> AllTilesAsValue() const; | 95 scoped_ptr<base::Value> AllTilesAsValue() const; |
97 void GetMemoryStats(size_t* memory_required_bytes, | 96 void GetMemoryStats(size_t* memory_required_bytes, |
98 size_t* memory_nice_to_have_bytes, | 97 size_t* memory_nice_to_have_bytes, |
99 size_t* memory_used_bytes) const; | 98 size_t* memory_used_bytes) const; |
100 | 99 |
101 const MemoryHistory::Entry& memory_stats_from_last_assign() const { | 100 const MemoryHistory::Entry& memory_stats_from_last_assign() const { |
102 return memory_stats_from_last_assign_; | 101 return memory_stats_from_last_assign_; |
103 } | 102 } |
104 | 103 |
105 void WillModifyTilePriorities() { | |
106 ScheduleManageTiles(); | |
107 } | |
108 | |
109 bool AreTilesRequiredForActivationReady() const { | 104 bool AreTilesRequiredForActivationReady() const { |
110 return tiles_that_need_to_be_initialized_for_activation_.empty(); | 105 return tiles_that_need_to_be_initialized_for_activation_.empty(); |
111 } | 106 } |
112 | 107 |
113 protected: | 108 protected: |
114 TileManager(TileManagerClient* client, | 109 TileManager(TileManagerClient* client, |
115 ResourceProvider* resource_provider, | 110 ResourceProvider* resource_provider, |
116 scoped_ptr<RasterWorkerPool> raster_worker_pool, | 111 scoped_ptr<RasterWorkerPool> raster_worker_pool, |
117 size_t num_raster_threads, | 112 size_t num_raster_threads, |
118 bool use_color_estimator, | 113 bool use_color_estimator, |
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138 TileRasterMode raster_mode; | 133 TileRasterMode raster_mode; |
139 }; | 134 }; |
140 | 135 |
141 void AssignBinsToTiles(); | 136 void AssignBinsToTiles(); |
142 void SortTiles(); | 137 void SortTiles(); |
143 TileRasterMode DetermineRasterMode(const Tile* tile) const; | 138 TileRasterMode DetermineRasterMode(const Tile* tile) const; |
144 void AssignGpuMemoryToTiles(); | 139 void AssignGpuMemoryToTiles(); |
145 void FreeResourceForTile(Tile* tile, TileRasterMode mode); | 140 void FreeResourceForTile(Tile* tile, TileRasterMode mode); |
146 void FreeResourcesForTile(Tile* tile); | 141 void FreeResourcesForTile(Tile* tile); |
147 void FreeUnusedResourcesForTile(Tile* tile); | 142 void FreeUnusedResourcesForTile(Tile* tile); |
148 void ScheduleManageTiles() { | |
149 if (manage_tiles_pending_) | |
150 return; | |
151 client_->ScheduleManageTiles(); | |
152 manage_tiles_pending_ = true; | |
153 } | |
154 RasterWorkerPool::Task CreateImageDecodeTask( | 143 RasterWorkerPool::Task CreateImageDecodeTask( |
155 Tile* tile, skia::LazyPixelRef* pixel_ref); | 144 Tile* tile, skia::LazyPixelRef* pixel_ref); |
156 void OnImageDecodeTaskCompleted( | 145 void OnImageDecodeTaskCompleted( |
157 scoped_refptr<Tile> tile, | 146 scoped_refptr<Tile> tile, |
158 uint32_t pixel_ref_id); | 147 uint32_t pixel_ref_id); |
159 RasterTaskMetadata GetRasterTaskMetadata(const Tile& tile) const; | 148 RasterTaskMetadata GetRasterTaskMetadata(const Tile& tile) const; |
160 RasterWorkerPool::RasterTask CreateRasterTask( | 149 RasterWorkerPool::RasterTask CreateRasterTask( |
161 Tile* tile, | 150 Tile* tile, |
162 PixelRefSet* decoded_images); | 151 PixelRefSet* decoded_images); |
163 void OnRasterTaskCompleted( | 152 void OnRasterTaskCompleted( |
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195 gfx::Rect rect, | 184 gfx::Rect rect, |
196 float contents_scale, | 185 float contents_scale, |
197 const RasterTaskMetadata& metadata, | 186 const RasterTaskMetadata& metadata, |
198 RenderingStatsInstrumentation* stats_instrumentation, | 187 RenderingStatsInstrumentation* stats_instrumentation, |
199 SkDevice* device, | 188 SkDevice* device, |
200 PicturePileImpl* picture_pile); | 189 PicturePileImpl* picture_pile); |
201 | 190 |
202 TileManagerClient* client_; | 191 TileManagerClient* client_; |
203 scoped_ptr<ResourcePool> resource_pool_; | 192 scoped_ptr<ResourcePool> resource_pool_; |
204 scoped_ptr<RasterWorkerPool> raster_worker_pool_; | 193 scoped_ptr<RasterWorkerPool> raster_worker_pool_; |
205 bool manage_tiles_pending_; | |
206 | |
207 GlobalStateThatImpactsTilePriority global_state_; | 194 GlobalStateThatImpactsTilePriority global_state_; |
208 | 195 |
209 typedef std::vector<Tile*> TileVector; | 196 typedef std::vector<Tile*> TileVector; |
210 TileVector tiles_; | 197 TileVector tiles_; |
211 TileVector tiles_that_need_to_be_rasterized_; | 198 TileVector tiles_that_need_to_be_rasterized_; |
212 typedef std::set<Tile*> TileSet; | 199 typedef std::set<Tile*> TileSet; |
213 TileSet tiles_that_need_to_be_initialized_for_activation_; | 200 TileSet tiles_that_need_to_be_initialized_for_activation_; |
214 | 201 |
215 typedef base::hash_map<uint32_t, RasterWorkerPool::Task> PixelRefMap; | 202 typedef base::hash_map<uint32_t, RasterWorkerPool::Task> PixelRefMap; |
216 PixelRefMap pending_decode_tasks_; | 203 PixelRefMap pending_decode_tasks_; |
217 | 204 |
218 bool ever_exceeded_memory_budget_; | 205 bool ever_exceeded_memory_budget_; |
219 MemoryHistory::Entry memory_stats_from_last_assign_; | 206 MemoryHistory::Entry memory_stats_from_last_assign_; |
220 | 207 |
221 RenderingStatsInstrumentation* rendering_stats_instrumentation_; | 208 RenderingStatsInstrumentation* rendering_stats_instrumentation_; |
222 | 209 |
223 bool use_color_estimator_; | 210 bool use_color_estimator_; |
224 bool did_initialize_visible_tile_; | 211 bool did_initialize_visible_tile_; |
225 | 212 |
226 DISALLOW_COPY_AND_ASSIGN(TileManager); | 213 DISALLOW_COPY_AND_ASSIGN(TileManager); |
227 }; | 214 }; |
228 | 215 |
229 } // namespace cc | 216 } // namespace cc |
230 | 217 |
231 #endif // CC_RESOURCES_TILE_MANAGER_H_ | 218 #endif // CC_RESOURCES_TILE_MANAGER_H_ |
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