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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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