Index: cc/resources/tile_task_runner.h |
diff --git a/cc/resources/tile_task_runner.h b/cc/resources/tile_task_runner.h |
deleted file mode 100644 |
index 70c2c25e27d56f3c0a3e188a6700aff6041068df..0000000000000000000000000000000000000000 |
--- a/cc/resources/tile_task_runner.h |
+++ /dev/null |
@@ -1,172 +0,0 @@ |
-// 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_TILE_TASK_RUNNER_H_ |
-#define CC_RESOURCES_TILE_TASK_RUNNER_H_ |
- |
-#include <bitset> |
-#include <vector> |
- |
-#include "base/callback.h" |
-#include "cc/resources/resource_format.h" |
-#include "cc/resources/task_graph_runner.h" |
- |
-namespace cc { |
-class ImageDecodeTask; |
-class RasterTask; |
-class Resource; |
-class RasterBuffer; |
- |
-class CC_EXPORT TileTaskClient { |
- public: |
- virtual scoped_ptr<RasterBuffer> AcquireBufferForRaster( |
- const Resource* resource) = 0; |
- virtual void ReleaseBufferForRaster(scoped_ptr<RasterBuffer> buffer) = 0; |
- |
- protected: |
- virtual ~TileTaskClient() {} |
-}; |
- |
-class CC_EXPORT TileTask : public Task { |
- public: |
- typedef std::vector<scoped_refptr<TileTask>> Vector; |
- |
- virtual void ScheduleOnOriginThread(TileTaskClient* client) = 0; |
- virtual void CompleteOnOriginThread(TileTaskClient* client) = 0; |
- virtual void RunReplyOnOriginThread() = 0; |
- |
- // Type-checking downcast routines. |
- virtual ImageDecodeTask* AsImageDecodeTask(); |
- virtual RasterTask* AsRasterTask(); |
- |
- void WillSchedule(); |
- void DidSchedule(); |
- bool HasBeenScheduled() const; |
- |
- void WillComplete(); |
- void DidComplete(); |
- bool HasCompleted() const; |
- |
- protected: |
- TileTask(); |
- ~TileTask() override; |
- |
- bool did_schedule_; |
- bool did_complete_; |
-}; |
- |
-class CC_EXPORT ImageDecodeTask : public TileTask { |
- public: |
- typedef std::vector<scoped_refptr<ImageDecodeTask>> Vector; |
- |
- // Overridden from TileTask: |
- ImageDecodeTask* AsImageDecodeTask() override; |
- |
- protected: |
- ImageDecodeTask(); |
- ~ImageDecodeTask() override; |
-}; |
- |
-class CC_EXPORT RasterTask : public TileTask { |
- public: |
- typedef std::vector<scoped_refptr<RasterTask>> Vector; |
- |
- // Overridden from TileTask: |
- RasterTask* AsRasterTask() override; |
- |
- const Resource* resource() const { return resource_; } |
- const ImageDecodeTask::Vector& dependencies() const { return dependencies_; } |
- |
- protected: |
- RasterTask(const Resource* resource, ImageDecodeTask::Vector* dependencies); |
- ~RasterTask() override; |
- |
- private: |
- const Resource* resource_; |
- ImageDecodeTask::Vector dependencies_; |
-}; |
- |
-// kNumberOfTaskSets must be greater or equal to the number of values in |
-// TileManager::NamedTaskSet. |
-// TODO(reveman): Use template specialization to make it easy for client code to |
-// check at compile time that the number of supported task sets is correct. |
-static const size_t kNumberOfTaskSets = 3; |
-typedef size_t TaskSet; |
-typedef std::bitset<kNumberOfTaskSets> TaskSetCollection; |
- |
-class CC_EXPORT TileTaskRunnerClient { |
- public: |
- virtual void DidFinishRunningTileTasks(TaskSet task_set) = 0; |
- virtual TaskSetCollection TasksThatShouldBeForcedToComplete() const = 0; |
- |
- protected: |
- virtual ~TileTaskRunnerClient() {} |
-}; |
- |
-struct CC_EXPORT TileTaskQueue { |
- struct CC_EXPORT Item { |
- class TaskComparator { |
- public: |
- explicit TaskComparator(const RasterTask* task) : task_(task) {} |
- |
- bool operator()(const Item& item) const { return item.task == task_; } |
- |
- private: |
- const RasterTask* task_; |
- }; |
- |
- typedef std::vector<Item> Vector; |
- |
- Item(RasterTask* task, const TaskSetCollection& task_sets); |
- ~Item(); |
- |
- RasterTask* task; |
- TaskSetCollection task_sets; |
- }; |
- |
- TileTaskQueue(); |
- ~TileTaskQueue(); |
- |
- void Swap(TileTaskQueue* other); |
- void Reset(); |
- |
- Item::Vector items; |
-}; |
- |
-// This interface can be used to schedule and run tile tasks. The client will |
-// be notified asynchronously when the set of tasks marked as "required for |
-// activation" have finished running, when tasks marked "required for draw" |
-// have finished running, and when all scheduled tasks have finished running. |
-// The client can call CheckForCompletedTasks() at any time to dispatch |
-// pending completion callbacks for all tasks that have finished running. |
-class CC_EXPORT TileTaskRunner { |
- public: |
- // Set the client instance to be notified when finished running tasks. |
- virtual void SetClient(TileTaskRunnerClient* client) = 0; |
- |
- // Tells the worker pool to shutdown after canceling all previously scheduled |
- // tasks. Reply callbacks are still guaranteed to run when |
- // CheckForCompletedTasks() is called. |
- virtual void Shutdown() = 0; |
- |
- // Schedule running of tile tasks in |queue| and all dependencies. |
- // Previously scheduled tasks that are not in |queue| will be canceled unless |
- // already running. Once scheduled, reply callbacks are guaranteed to run for |
- // all tasks even if they later get canceled by another call to |
- // ScheduleTasks(). |
- virtual void ScheduleTasks(TileTaskQueue* queue) = 0; |
- |
- // Check for completed tasks and dispatch reply callbacks. |
- virtual void CheckForCompletedTasks() = 0; |
- |
- // Returns the format to use for the tiles. |
- virtual ResourceFormat GetResourceFormat() = 0; |
- |
- protected: |
- virtual ~TileTaskRunner() {} |
-}; |
- |
-} // namespace cc |
- |
-#endif // CC_RESOURCES_TILE_TASK_RUNNER_H_ |