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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_RASTER_WORKER_POOL_H_ | |
| 6 #define CC_RESOURCES_PIXEL_BUFFER_RASTER_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/raster_worker_pool.h" | |
| 16 #include "cc/resources/rasterizer.h" | |
| 17 | |
| 18 namespace base { | |
| 19 namespace debug { | |
| 20 class ConvertableToTraceFormat; | |
| 21 class TracedValue; | |
| 22 } | |
| 23 } | |
| 24 | |
| 25 namespace cc { | |
| 26 class ResourceProvider; | |
| 27 | |
| 28 class CC_EXPORT PixelBufferRasterWorkerPool : public RasterWorkerPool, | |
| 29 public Rasterizer, | |
| 30 public RasterizerTaskClient { | |
| 31 public: | |
| 32 ~PixelBufferRasterWorkerPool() override; | |
| 33 | |
| 34 static scoped_ptr<RasterWorkerPool> 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 RasterWorkerPool: | |
| 42 Rasterizer* AsRasterizer() override; | |
| 43 | |
| 44 // Overridden from Rasterizer: | |
| 45 void SetClient(RasterizerClient* client) override; | |
| 46 void Shutdown() override; | |
| 47 void ScheduleTasks(RasterTaskQueue* queue) override; | |
| 48 void CheckForCompletedTasks() override; | |
| 49 | |
| 50 // Overridden from RasterizerTaskClient: | |
| 51 scoped_ptr<RasterBuffer> AcquireBufferForRaster( | |
| 52 const Resource* resource) override; | |
| 53 void ReleaseBufferForRaster(scoped_ptr<RasterBuffer> buffer) override; | |
| 54 | |
| 55 private: | |
| 56 struct RasterTaskState { | |
| 57 class TaskComparator { | |
| 58 public: | |
| 59 explicit TaskComparator(const RasterTask* task) : task_(task) {} | |
| 60 | |
| 61 bool operator()(const RasterTaskState& state) const { | |
| 62 return state.task == task_; | |
| 63 } | |
| 64 | |
| 65 private: | |
| 66 const RasterTask* task_; | |
| 67 }; | |
| 68 | |
| 69 typedef std::vector<RasterTaskState> Vector; | |
| 70 | |
| 71 RasterTaskState(RasterTask* task, const TaskSetCollection& task_sets); | |
| 72 | |
| 73 enum { UNSCHEDULED, SCHEDULED, UPLOADING, COMPLETED } type; | |
| 74 RasterTask* task; | |
| 75 TaskSetCollection task_sets; | |
| 76 }; | |
| 77 | |
| 78 typedef std::deque<scoped_refptr<RasterTask>> RasterTaskDeque; | |
| 79 | |
| 80 PixelBufferRasterWorkerPool(base::SequencedTaskRunner* task_runner, | |
| 81 TaskGraphRunner* task_graph_runner, | |
| 82 ContextProvider* context_provider, | |
| 83 ResourceProvider* resource_provider, | |
| 84 size_t max_transfer_buffer_usage_bytes); | |
| 85 | |
| 86 void OnRasterFinished(TaskSet task_set); | |
| 87 void FlushUploads(); | |
| 88 void CheckForCompletedUploads(); | |
| 89 void CheckForCompletedRasterTasks(); | |
| 90 void ScheduleMoreTasks(); | |
| 91 unsigned PendingRasterTaskCount() const; | |
| 92 TaskSetCollection PendingTasks() const; | |
| 93 void CheckForCompletedRasterizerTasks(); | |
| 94 | |
| 95 const char* StateName() const; | |
| 96 scoped_refptr<base::debug::ConvertableToTraceFormat> StateAsValue() const; | |
| 97 void ThrottleStateAsValueInto(base::debug::TracedValue* throttle_state) const; | |
| 98 | |
| 99 scoped_refptr<base::SequencedTaskRunner> task_runner_; | |
| 100 TaskGraphRunner* task_graph_runner_; | |
| 101 const NamespaceToken namespace_token_; | |
| 102 RasterizerClient* client_; | |
| 103 ContextProvider* context_provider_; | |
| 104 ResourceProvider* resource_provider_; | |
| 105 | |
| 106 bool shutdown_; | |
| 107 | |
| 108 RasterTaskQueue raster_tasks_; | |
| 109 RasterTaskState::Vector raster_task_states_; | |
| 110 RasterTaskDeque raster_tasks_with_pending_upload_; | |
| 111 RasterTask::Vector completed_raster_tasks_; | |
| 112 RasterizerTask::Vector completed_image_decode_tasks_; | |
| 113 | |
| 114 size_t scheduled_raster_task_count_; | |
| 115 size_t task_counts_[kNumberOfTaskSets]; | |
| 116 size_t bytes_pending_upload_; | |
| 117 size_t max_bytes_pending_upload_; | |
| 118 bool has_performed_uploads_since_last_flush_; | |
| 119 | |
| 120 TaskSetCollection should_notify_client_if_no_tasks_are_pending_; | |
| 121 TaskSetCollection raster_finished_tasks_pending_; | |
| 122 | |
| 123 DelayedUniqueNotifier check_for_completed_raster_task_notifier_; | |
| 124 | |
| 125 scoped_refptr<RasterizerTask> raster_finished_tasks_[kNumberOfTaskSets]; | |
| 126 | |
| 127 // Task graph used when scheduling tasks and vector used to gather | |
| 128 // completed tasks. | |
| 129 TaskGraph graph_; | |
| 130 Task::Vector completed_tasks_; | |
| 131 | |
| 132 base::WeakPtrFactory<PixelBufferRasterWorkerPool> | |
| 133 raster_finished_weak_ptr_factory_; | |
| 134 | |
| 135 DISALLOW_COPY_AND_ASSIGN(PixelBufferRasterWorkerPool); | |
| 136 }; | |
| 137 | |
| 138 } // namespace cc | |
| 139 | |
| 140 #endif // CC_RESOURCES_PIXEL_BUFFER_RASTER_WORKER_POOL_H_ | |
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Chromium Code Reviews
Issue 786583002:
cc: Renaming Rasterizer and RasterWorkerPool interfaces (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master