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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_IMAGE_COPY_RASTER_WORKER_POOL_H_ | |
6 #define CC_RESOURCES_IMAGE_COPY_RASTER_WORKER_POOL_H_ | |
7 | |
8 #include "base/memory/weak_ptr.h" | |
9 #include "base/values.h" | |
10 #include "cc/output/context_provider.h" | |
11 #include "cc/resources/raster_worker_pool.h" | |
12 #include "cc/resources/rasterizer.h" | |
13 | |
14 namespace base { | |
15 namespace debug { | |
16 class ConvertableToTraceFormat; | |
17 class TracedValue; | |
18 } | |
19 } | |
20 | |
21 namespace cc { | |
22 class ResourcePool; | |
23 class ResourceProvider; | |
24 class ScopedResource; | |
25 | |
26 class CC_EXPORT ImageCopyRasterWorkerPool : public RasterWorkerPool, | |
27 public Rasterizer, | |
28 public RasterizerTaskClient { | |
29 public: | |
30 virtual ~ImageCopyRasterWorkerPool(); | |
31 | |
32 static scoped_ptr<RasterWorkerPool> Create( | |
33 base::SequencedTaskRunner* task_runner, | |
34 TaskGraphRunner* task_graph_runner, | |
35 ContextProvider* context_provider, | |
36 ResourceProvider* resource_provider, | |
37 ResourcePool* resource_pool); | |
38 | |
39 // Overridden from RasterWorkerPool: | |
40 virtual Rasterizer* AsRasterizer() OVERRIDE; | |
41 | |
42 // Overridden from Rasterizer: | |
43 virtual void SetClient(RasterizerClient* client) OVERRIDE; | |
44 virtual void Shutdown() OVERRIDE; | |
45 virtual void ScheduleTasks(RasterTaskQueue* queue) OVERRIDE; | |
46 virtual void CheckForCompletedTasks() OVERRIDE; | |
47 | |
48 // Overridden from RasterizerTaskClient: | |
49 virtual scoped_ptr<RasterBuffer> AcquireBufferForRaster( | |
50 const Resource* resource) OVERRIDE; | |
51 virtual void ReleaseBufferForRaster(scoped_ptr<RasterBuffer> buffer) OVERRIDE; | |
52 | |
53 protected: | |
54 ImageCopyRasterWorkerPool(base::SequencedTaskRunner* task_runner, | |
55 TaskGraphRunner* task_graph_runner, | |
56 ContextProvider* context_provider, | |
57 ResourceProvider* resource_provider, | |
58 ResourcePool* resource_pool); | |
59 | |
60 private: | |
61 void OnRasterFinished(TaskSet task_set); | |
62 scoped_refptr<base::debug::ConvertableToTraceFormat> StateAsValue() const; | |
63 void StagingStateAsValueInto(base::debug::TracedValue* staging_state) const; | |
64 | |
65 scoped_refptr<base::SequencedTaskRunner> task_runner_; | |
66 TaskGraphRunner* task_graph_runner_; | |
67 const NamespaceToken namespace_token_; | |
68 RasterizerClient* client_; | |
69 ContextProvider* context_provider_; | |
70 ResourceProvider* resource_provider_; | |
71 ResourcePool* resource_pool_; | |
72 TaskSetCollection raster_pending_; | |
73 scoped_refptr<RasterizerTask> raster_finished_tasks_[kNumberOfTaskSets]; | |
74 | |
75 // Task graph used when scheduling tasks and vector used to gather | |
76 // completed tasks. | |
77 TaskGraph graph_; | |
78 Task::Vector completed_tasks_; | |
79 | |
80 base::WeakPtrFactory<ImageCopyRasterWorkerPool> | |
81 raster_finished_weak_ptr_factory_; | |
82 | |
83 DISALLOW_COPY_AND_ASSIGN(ImageCopyRasterWorkerPool); | |
84 }; | |
85 | |
86 } // namespace cc | |
87 | |
88 #endif // CC_RESOURCES_IMAGE_COPY_RASTER_WORKER_POOL_H_ | |
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