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| 1 // Copyright 2013 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_PIXEL_BUFFER_TILE_TASK_WORKER_POOL_H_ | |
| 6 #define CC_RESOURCES_PIXEL_BUFFER_TILE_TASK_WORKER_POOL_H_ | |
| 7 | |
| 8 #include <deque> | |
| 9 #include <vector> | |
| 10 | |
| 11 #include "base/memory/weak_ptr.h" | |
| 12 #include "base/values.h" | |
| 13 #include "cc/base/delayed_unique_notifier.h" | |
| 14 #include "cc/output/context_provider.h" | |
| 15 #include "cc/resources/tile_task_runner.h" | |
| 16 #include "cc/resources/tile_task_worker_pool.h" | |
| 17 | |
| 18 namespace base { | |
| 19 namespace trace_event { | |
| 20 class ConvertableToTraceFormat; | |
| 21 class TracedValue; | |
| 22 } | |
| 23 } | |
| 24 | |
| 25 namespace cc { | |
| 26 class ResourceProvider; | |
| 27 | |
| 28 class CC_EXPORT PixelBufferTileTaskWorkerPool : public TileTaskWorkerPool, | |
| 29 public TileTaskRunner, | |
| 30 public TileTaskClient { | |
| 31 public: | |
| 32 ~PixelBufferTileTaskWorkerPool() override; | |
| 33 | |
| 34 static scoped_ptr<TileTaskWorkerPool> Create( | |
| 35 base::SequencedTaskRunner* task_runner, | |
| 36 TaskGraphRunner* task_graph_runner, | |
| 37 ContextProvider* context_provider, | |
| 38 ResourceProvider* resource_provider, | |
| 39 size_t max_transfer_buffer_usage_bytes); | |
| 40 | |
| 41 // Overridden from TileTaskWorkerPool: | |
| 42 TileTaskRunner* AsTileTaskRunner() override; | |
| 43 | |
| 44 // Overridden from TileTaskRunner: | |
| 45 void SetClient(TileTaskRunnerClient* client) override; | |
| 46 void Shutdown() override; | |
| 47 void ScheduleTasks(TileTaskQueue* queue) override; | |
| 48 void CheckForCompletedTasks() override; | |
| 49 ResourceFormat GetResourceFormat() override; | |
| 50 | |
| 51 // Overridden from TileTaskClient: | |
| 52 scoped_ptr<RasterBuffer> AcquireBufferForRaster( | |
| 53 const Resource* resource) override; | |
| 54 void ReleaseBufferForRaster(scoped_ptr<RasterBuffer> buffer) override; | |
| 55 | |
| 56 private: | |
| 57 struct RasterTaskState { | |
| 58 class TaskComparator { | |
| 59 public: | |
| 60 explicit TaskComparator(const RasterTask* task) : task_(task) {} | |
| 61 | |
| 62 bool operator()(const RasterTaskState& state) const { | |
| 63 return state.task == task_; | |
| 64 } | |
| 65 | |
| 66 private: | |
| 67 const RasterTask* task_; | |
| 68 }; | |
| 69 | |
| 70 typedef std::vector<RasterTaskState> Vector; | |
| 71 | |
| 72 RasterTaskState(RasterTask* task, const TaskSetCollection& task_sets); | |
| 73 | |
| 74 enum { UNSCHEDULED, SCHEDULED, UPLOADING, COMPLETED } type; | |
| 75 RasterTask* task; | |
| 76 TaskSetCollection task_sets; | |
| 77 }; | |
| 78 | |
| 79 typedef std::deque<scoped_refptr<RasterTask>> RasterTaskDeque; | |
| 80 | |
| 81 PixelBufferTileTaskWorkerPool(base::SequencedTaskRunner* task_runner, | |
| 82 TaskGraphRunner* task_graph_runner, | |
| 83 ContextProvider* context_provider, | |
| 84 ResourceProvider* resource_provider, | |
| 85 size_t max_transfer_buffer_usage_bytes); | |
| 86 | |
| 87 void OnTaskSetFinished(TaskSet task_set); | |
| 88 void FlushUploads(); | |
| 89 void CheckForCompletedUploads(); | |
| 90 void CheckForCompletedRasterTasks(); | |
| 91 void ScheduleMoreTasks(); | |
| 92 unsigned PendingRasterTaskCount() const; | |
| 93 TaskSetCollection PendingTasks() const; | |
| 94 void CheckForCompletedRasterizerTasks(); | |
| 95 | |
| 96 const char* StateName() const; | |
| 97 scoped_refptr<base::trace_event::ConvertableToTraceFormat> StateAsValue() | |
| 98 const; | |
| 99 void ThrottleStateAsValueInto( | |
| 100 base::trace_event::TracedValue* throttle_state) const; | |
| 101 | |
| 102 scoped_refptr<base::SequencedTaskRunner> task_runner_; | |
| 103 TaskGraphRunner* task_graph_runner_; | |
| 104 const NamespaceToken namespace_token_; | |
| 105 TileTaskRunnerClient* client_; | |
| 106 ContextProvider* context_provider_; | |
| 107 ResourceProvider* resource_provider_; | |
| 108 | |
| 109 bool shutdown_; | |
| 110 | |
| 111 TileTaskQueue raster_tasks_; | |
| 112 RasterTaskState::Vector raster_task_states_; | |
| 113 RasterTaskDeque raster_tasks_with_pending_upload_; | |
| 114 RasterTask::Vector completed_raster_tasks_; | |
| 115 TileTask::Vector completed_image_decode_tasks_; | |
| 116 | |
| 117 size_t scheduled_raster_task_count_; | |
| 118 size_t task_counts_[kNumberOfTaskSets]; | |
| 119 size_t bytes_pending_upload_; | |
| 120 size_t max_bytes_pending_upload_; | |
| 121 bool has_performed_uploads_since_last_flush_; | |
| 122 | |
| 123 TaskSetCollection should_notify_client_if_no_tasks_are_pending_; | |
| 124 TaskSetCollection task_set_finished_tasks_pending_; | |
| 125 | |
| 126 DelayedUniqueNotifier check_for_completed_raster_task_notifier_; | |
| 127 | |
| 128 scoped_refptr<TileTask> task_set_finished_tasks_[kNumberOfTaskSets]; | |
| 129 | |
| 130 // Task graph used when scheduling tasks and vector used to gather | |
| 131 // completed tasks. | |
| 132 TaskGraph graph_; | |
| 133 Task::Vector completed_tasks_; | |
| 134 | |
| 135 base::WeakPtrFactory<PixelBufferTileTaskWorkerPool> | |
| 136 task_set_finished_weak_ptr_factory_; | |
| 137 | |
| 138 DISALLOW_COPY_AND_ASSIGN(PixelBufferTileTaskWorkerPool); | |
| 139 }; | |
| 140 | |
| 141 } // namespace cc | |
| 142 | |
| 143 #endif // CC_RESOURCES_PIXEL_BUFFER_TILE_TASK_WORKER_POOL_H_ | |
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Chromium Code Reviews
Issue 1057283003:
Remove parts of //cc we aren't using (Closed)
Base URL: git@github.com:domokit/mojo.git@master