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Przemyslaw Pietrzkiewiczea77f0b2014-12-10 15:35:08 +01001// 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
13namespace base {
James Robinson7b766f42015-02-06 15:14:04 -080014namespace trace_event {
Przemyslaw Pietrzkiewiczea77f0b2014-12-10 15:35:08 +010015class ConvertableToTraceFormat;
16}
17}
18
19namespace cc {
20class ResourceProvider;
21
22class 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;
Elliot Glayshereae49292015-01-28 10:47:32 -080041 ResourceFormat GetResourceFormat() override;
Przemyslaw Pietrzkiewiczea77f0b2014-12-10 15:35:08 +010042
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);
Etienne Membrives386015a2015-02-19 17:27:12 +010055 scoped_refptr<base::trace_event::ConvertableToTraceFormat> StateAsValue()
56 const;
Przemyslaw Pietrzkiewiczea77f0b2014-12-10 15:35:08 +010057
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_