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| 1 // Copyright 2014 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_DIRECT_RASTER_WORKER_POOL_H_ | |
| 6 #define CC_RESOURCES_DIRECT_RASTER_WORKER_POOL_H_ | |
| 7 | |
| 8 #include "base/memory/weak_ptr.h" | |
| 9 #include "cc/resources/raster_worker_pool.h" | |
| 10 #include "cc/resources/rasterizer.h" | |
| 11 | |
| 12 namespace cc { | |
| 13 class ContextProvider; | |
| 14 class ResourceProvider; | |
| 15 | |
| 16 class CC_EXPORT DirectRasterWorkerPool : public RasterWorkerPool, | |
| 17 public Rasterizer, | |
| 18 public RasterizerTaskClient { | |
| 19 public: | |
| 20 virtual ~DirectRasterWorkerPool(); | |
| 21 | |
| 22 static scoped_ptr<RasterWorkerPool> Create( | |
| 23 base::SequencedTaskRunner* task_runner, | |
| 24 ResourceProvider* resource_provider, | |
| 25 ContextProvider* context_provider); | |
| 26 | |
| 27 // Overridden from RasterWorkerPool: | |
| 28 virtual Rasterizer* AsRasterizer() OVERRIDE; | |
| 29 | |
| 30 // Overridden from Rasterizer: | |
| 31 virtual void SetClient(RasterizerClient* client) OVERRIDE; | |
| 32 virtual void Shutdown() OVERRIDE; | |
| 33 virtual void ScheduleTasks(RasterTaskQueue* queue) OVERRIDE; | |
| 34 virtual void CheckForCompletedTasks() OVERRIDE; | |
| 35 | |
| 36 // Overridden from RasterizerTaskClient: | |
| 37 virtual SkCanvas* AcquireCanvasForRaster(RasterTask* task) OVERRIDE; | |
| 38 virtual void ReleaseCanvasForRaster(RasterTask* task) OVERRIDE; | |
| 39 | |
| 40 private: | |
| 41 DirectRasterWorkerPool(base::SequencedTaskRunner* task_runner, | |
| 42 ResourceProvider* resource_provider, | |
| 43 ContextProvider* context_provider); | |
| 44 | |
| 45 void OnRasterFinished(); | |
| 46 void OnRasterRequiredForActivationFinished(); | |
| 47 void ScheduleRunTasksOnOriginThread(); | |
| 48 void RunTasksOnOriginThread(); | |
| 49 void RunTaskOnOriginThread(RasterizerTask* task); | |
| 50 | |
| 51 scoped_refptr<base::SequencedTaskRunner> task_runner_; | |
| 52 scoped_ptr<TaskGraphRunner> task_graph_runner_; | |
| 53 const NamespaceToken namespace_token_; | |
| 54 RasterizerClient* client_; | |
| 55 ResourceProvider* resource_provider_; | |
| 56 ContextProvider* context_provider_; | |
| 57 | |
| 58 bool run_tasks_on_origin_thread_pending_; | |
| 59 | |
| 60 bool raster_tasks_pending_; | |
| 61 bool raster_tasks_required_for_activation_pending_; | |
| 62 | |
| 63 base::WeakPtrFactory<DirectRasterWorkerPool> | |
| 64 raster_finished_weak_ptr_factory_; | |
| 65 | |
| 66 scoped_refptr<RasterizerTask> raster_finished_task_; | |
| 67 scoped_refptr<RasterizerTask> raster_required_for_activation_finished_task_; | |
| 68 | |
| 69 // Task graph used when scheduling tasks and vector used to gather | |
| 70 // completed tasks. | |
| 71 TaskGraph graph_; | |
| 72 Task::Vector completed_tasks_; | |
| 73 | |
| 74 base::WeakPtrFactory<DirectRasterWorkerPool> weak_ptr_factory_; | |
| 75 | |
| 76 DISALLOW_COPY_AND_ASSIGN(DirectRasterWorkerPool); | |
| 77 }; | |
| 78 | |
| 79 } // namespace cc | |
| 80 | |
| 81 #endif // CC_RESOURCES_DIRECT_RASTER_WORKER_POOL_H_ | |
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