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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CC_RESOURCES_GPU_TILE_TASK_WORKER_POOL_H_
#define CC_RESOURCES_GPU_TILE_TASK_WORKER_POOL_H_
#include "base/memory/weak_ptr.h"
#include "cc/resources/tile_task_runner.h"
#include "cc/resources/tile_task_worker_pool.h"
namespace cc {
class GpuRasterizer;
class CC_EXPORT GpuTileTaskWorkerPool : public TileTaskWorkerPool,
public TileTaskRunner,
public TileTaskClient {
public:
~GpuTileTaskWorkerPool() override;
static scoped_ptr<TileTaskWorkerPool> Create(
base::SequencedTaskRunner* task_runner,
TaskGraphRunner* task_graph_runner,
GpuRasterizer* rasterizer);
// Overridden from TileTaskWorkerPool:
TileTaskRunner* AsTileTaskRunner() override;
// Overridden from TileTaskRunner:
void SetClient(TileTaskRunnerClient* client) override;
void Shutdown() override;
void ScheduleTasks(TileTaskQueue* queue) override;
void CheckForCompletedTasks() override;
ResourceFormat GetResourceFormat() override;
// Overridden from TileTaskClient:
scoped_ptr<RasterBuffer> AcquireBufferForRaster(
const Resource* resource) override;
void ReleaseBufferForRaster(scoped_ptr<RasterBuffer> buffer) override;
private:
GpuTileTaskWorkerPool(base::SequencedTaskRunner* task_runner,
TaskGraphRunner* task_graph_runner,
GpuRasterizer* rasterizer);
void OnTaskSetFinished(TaskSet task_set);
void CompleteTasks(const Task::Vector& tasks);
scoped_refptr<base::SequencedTaskRunner> task_runner_;
TaskGraphRunner* task_graph_runner_;
const NamespaceToken namespace_token_;
TileTaskRunnerClient* client_;
GpuRasterizer* rasterizer_;
TaskSetCollection tasks_pending_;
scoped_refptr<TileTask> task_set_finished_tasks_[kNumberOfTaskSets];
// Task graph used when scheduling tasks and vector used to gather
// completed tasks.
TaskGraph graph_;
Task::Vector completed_tasks_;
base::WeakPtrFactory<GpuTileTaskWorkerPool>
task_set_finished_weak_ptr_factory_;
base::WeakPtrFactory<GpuTileTaskWorkerPool> weak_ptr_factory_;
DISALLOW_COPY_AND_ASSIGN(GpuTileTaskWorkerPool);
};
} // namespace cc
#endif // CC_RESOURCES_GPU_TILE_TASK_WORKER_POOL_H_
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