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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_GPU_RASTER_WORKER_POOL_H_ | |
6 #define CC_RESOURCES_GPU_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 #include "third_party/skia/include/core/SkMultiPictureDraw.h" | |
12 | |
13 namespace cc { | |
14 class ContextProvider; | |
15 class ResourceProvider; | |
16 | |
17 class CC_EXPORT GpuRasterWorkerPool : public RasterWorkerPool, | |
18 public Rasterizer, | |
19 public RasterizerTaskClient { | |
20 public: | |
21 ~GpuRasterWorkerPool() override; | |
22 | |
23 static scoped_ptr<RasterWorkerPool> Create( | |
24 base::SequencedTaskRunner* task_runner, | |
25 ContextProvider* context_provider, | |
26 ResourceProvider* resource_provider, | |
27 bool use_distance_field_text); | |
28 | |
29 // Overridden from RasterWorkerPool: | |
30 Rasterizer* AsRasterizer() override; | |
31 | |
32 // Overridden from Rasterizer: | |
33 void SetClient(RasterizerClient* client) override; | |
34 void Shutdown() override; | |
35 void ScheduleTasks(RasterTaskQueue* queue) override; | |
36 void CheckForCompletedTasks() override; | |
37 | |
38 // Overridden from RasterizerTaskClient: | |
39 scoped_ptr<RasterBuffer> AcquireBufferForRaster( | |
40 const Resource* resource) override; | |
41 void ReleaseBufferForRaster(scoped_ptr<RasterBuffer> buffer) override; | |
42 | |
43 private: | |
44 GpuRasterWorkerPool(base::SequencedTaskRunner* task_runner, | |
45 ContextProvider* context_provider, | |
46 ResourceProvider* resource_provider, | |
47 bool use_distance_field_text); | |
48 | |
49 void OnRasterFinished(TaskSet task_set); | |
50 void ScheduleRunTasksOnOriginThread(); | |
51 void RunTasksOnOriginThread(); | |
52 void RunTaskOnOriginThread(RasterizerTask* task); | |
53 | |
54 scoped_refptr<base::SequencedTaskRunner> task_runner_; | |
55 scoped_ptr<TaskGraphRunner> task_graph_runner_; | |
56 const NamespaceToken namespace_token_; | |
57 RasterizerClient* client_; | |
58 ContextProvider* context_provider_; | |
59 ResourceProvider* resource_provider_; | |
60 SkMultiPictureDraw multi_picture_draw_; | |
61 | |
62 bool run_tasks_on_origin_thread_pending_; | |
63 bool use_distance_field_text_; | |
64 | |
65 TaskSetCollection raster_pending_; | |
66 | |
67 scoped_refptr<RasterizerTask> raster_finished_tasks_[kNumberOfTaskSets]; | |
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<GpuRasterWorkerPool> raster_finished_weak_ptr_factory_; | |
75 | |
76 base::WeakPtrFactory<GpuRasterWorkerPool> weak_ptr_factory_; | |
77 | |
78 DISALLOW_COPY_AND_ASSIGN(GpuRasterWorkerPool); | |
79 }; | |
80 | |
81 } // namespace cc | |
82 | |
83 #endif // CC_RESOURCES_GPU_RASTER_WORKER_POOL_H_ | |
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