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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_BITMAP_TILE_TASK_WORKER_POOL_H_ | |
6 #define CC_RESOURCES_BITMAP_TILE_TASK_WORKER_POOL_H_ | |
7 | |
8 #include "base/memory/weak_ptr.h" | |
9 #include "base/values.h" | |
10 #include "cc/resources/tile_task_runner.h" | |
11 #include "cc/resources/tile_task_worker_pool.h" | |
12 | |
13 namespace base { | |
14 namespace trace_event { | |
15 class ConvertableToTraceFormat; | |
16 } | |
17 } | |
18 | |
19 namespace cc { | |
20 class ResourceProvider; | |
21 | |
22 class CC_EXPORT BitmapTileTaskWorkerPool : public TileTaskWorkerPool, | |
23 public TileTaskRunner, | |
24 public TileTaskClient { | |
25 public: | |
26 ~BitmapTileTaskWorkerPool() override; | |
27 | |
28 static scoped_ptr<TileTaskWorkerPool> Create( | |
29 base::SequencedTaskRunner* task_runner, | |
30 TaskGraphRunner* task_graph_runner, | |
31 ResourceProvider* resource_provider); | |
32 | |
33 // Overridden from TileTaskWorkerPool: | |
34 TileTaskRunner* AsTileTaskRunner() override; | |
35 | |
36 // Overridden from TileTaskRunner: | |
37 void SetClient(TileTaskRunnerClient* client) override; | |
38 void Shutdown() override; | |
39 void ScheduleTasks(TileTaskQueue* queue) override; | |
40 void CheckForCompletedTasks() override; | |
41 ResourceFormat GetResourceFormat() override; | |
42 | |
43 // Overridden from TileTaskClient: | |
44 scoped_ptr<RasterBuffer> AcquireBufferForRaster( | |
45 const Resource* resource) override; | |
46 void ReleaseBufferForRaster(scoped_ptr<RasterBuffer> buffer) override; | |
47 | |
48 protected: | |
49 BitmapTileTaskWorkerPool(base::SequencedTaskRunner* task_runner, | |
50 TaskGraphRunner* task_graph_runner, | |
51 ResourceProvider* resource_provider); | |
52 | |
53 private: | |
54 void OnTaskSetFinished(TaskSet task_set); | |
55 scoped_refptr<base::trace_event::ConvertableToTraceFormat> StateAsValue() | |
56 const; | |
57 | |
58 scoped_refptr<base::SequencedTaskRunner> task_runner_; | |
59 TaskGraphRunner* task_graph_runner_; | |
60 const NamespaceToken namespace_token_; | |
61 TileTaskRunnerClient* client_; | |
62 ResourceProvider* resource_provider_; | |
63 | |
64 TaskSetCollection tasks_pending_; | |
65 | |
66 scoped_refptr<TileTask> task_set_finished_tasks_[kNumberOfTaskSets]; | |
67 | |
68 // Task graph used when scheduling tasks and vector used to gather | |
69 // completed tasks. | |
70 TaskGraph graph_; | |
71 Task::Vector completed_tasks_; | |
72 | |
73 base::WeakPtrFactory<BitmapTileTaskWorkerPool> | |
74 task_set_finished_weak_ptr_factory_; | |
75 | |
76 DISALLOW_COPY_AND_ASSIGN(BitmapTileTaskWorkerPool); | |
77 }; | |
78 | |
79 } // namespace cc | |
80 | |
81 #endif // CC_RESOURCES_BITMAP_TILE_TASK_WORKER_POOL_H_ | |
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