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| 1 // Copyright 2013 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef CC_RESOURCES_IMAGE_RASTER_WORKER_POOL_H_ | |
| 6 #define CC_RESOURCES_IMAGE_RASTER_WORKER_POOL_H_ | |
| 7 | |
| 8 #include "base/memory/weak_ptr.h" | |
| 9 #include "base/values.h" | |
| 10 #include "cc/resources/raster_worker_pool.h" | |
| 11 #include "cc/resources/rasterizer.h" | |
| 12 | |
| 13 namespace base { | |
| 14 namespace debug { | |
| 15 class ConvertableToTraceFormat; | |
| 16 } | |
| 17 } | |
| 18 | |
| 19 namespace cc { | |
| 20 class ResourceProvider; | |
| 21 | |
| 22 class CC_EXPORT ImageRasterWorkerPool : public RasterWorkerPool, | |
| 23 public Rasterizer, | |
| 24 public RasterizerTaskClient { | |
| 25 public: | |
| 26 virtual ~ImageRasterWorkerPool(); | |
| 27 | |
| 28 static scoped_ptr<RasterWorkerPool> Create( | |
| 29 base::SequencedTaskRunner* task_runner, | |
| 30 TaskGraphRunner* task_graph_runner, | |
| 31 ResourceProvider* resource_provider); | |
| 32 | |
| 33 // Overridden from RasterWorkerPool: | |
| 34 virtual Rasterizer* AsRasterizer() OVERRIDE; | |
| 35 | |
| 36 // Overridden from Rasterizer: | |
| 37 virtual void SetClient(RasterizerClient* client) OVERRIDE; | |
| 38 virtual void Shutdown() OVERRIDE; | |
| 39 virtual void ScheduleTasks(RasterTaskQueue* queue) OVERRIDE; | |
| 40 virtual void CheckForCompletedTasks() OVERRIDE; | |
| 41 | |
| 42 // Overridden from RasterizerTaskClient: | |
| 43 virtual scoped_ptr<RasterBuffer> AcquireBufferForRaster( | |
| 44 const Resource* resource) OVERRIDE; | |
| 45 virtual void ReleaseBufferForRaster(scoped_ptr<RasterBuffer> buffer) OVERRIDE; | |
| 46 | |
| 47 protected: | |
| 48 ImageRasterWorkerPool(base::SequencedTaskRunner* task_runner, | |
| 49 TaskGraphRunner* task_graph_runner, | |
| 50 ResourceProvider* resource_provider); | |
| 51 | |
| 52 private: | |
| 53 void OnRasterFinished(TaskSet task_set); | |
| 54 scoped_refptr<base::debug::ConvertableToTraceFormat> StateAsValue() const; | |
| 55 | |
| 56 scoped_refptr<base::SequencedTaskRunner> task_runner_; | |
| 57 TaskGraphRunner* task_graph_runner_; | |
| 58 const NamespaceToken namespace_token_; | |
| 59 RasterizerClient* client_; | |
| 60 ResourceProvider* resource_provider_; | |
| 61 | |
| 62 TaskSetCollection raster_pending_; | |
| 63 | |
| 64 scoped_refptr<RasterizerTask> raster_finished_tasks_[kNumberOfTaskSets]; | |
| 65 | |
| 66 // Task graph used when scheduling tasks and vector used to gather | |
| 67 // completed tasks. | |
| 68 TaskGraph graph_; | |
| 69 Task::Vector completed_tasks_; | |
| 70 | |
| 71 base::WeakPtrFactory<ImageRasterWorkerPool> raster_finished_weak_ptr_factory_; | |
| 72 | |
| 73 DISALLOW_COPY_AND_ASSIGN(ImageRasterWorkerPool); | |
| 74 }; | |
| 75 | |
| 76 } // namespace cc | |
| 77 | |
| 78 #endif // CC_RESOURCES_IMAGE_RASTER_WORKER_POOL_H_ | |
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