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| 1 // Copyright 2015 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_SURFACES_DISPLAY_SCHEDULER_H_ |
| 6 #define CC_SURFACES_DISPLAY_SCHEDULER_H_ |
| 7 |
| 8 #include "base/cancelable_callback.h" |
| 9 #include "base/memory/ref_counted.h" |
| 10 #include "base/memory/scoped_ptr.h" |
| 11 #include "base/single_thread_task_runner.h" |
| 12 #include "cc/scheduler/begin_frame_source.h" |
| 13 #include "cc/surfaces/surface_id.h" |
| 14 #include "cc/surfaces/surfaces_export.h" |
| 15 |
| 16 namespace cc { |
| 17 |
| 18 class OutputSurface; |
| 19 class BeginFrameSource; |
| 20 |
| 21 // TODO(brianderson): Reconcile with SurfacesScheduler crbug.com/476676 |
| 22 class CC_SURFACES_EXPORT DisplaySchedulerClient { |
| 23 public: |
| 24 virtual ~DisplaySchedulerClient() {} |
| 25 |
| 26 virtual bool DrawAndSwap() = 0; |
| 27 }; |
| 28 |
| 29 class CC_SURFACES_EXPORT DisplayScheduler : public BeginFrameObserverMixIn { |
| 30 public: |
| 31 DisplayScheduler(DisplaySchedulerClient* client, |
| 32 BeginFrameSource* begin_frame_source, |
| 33 scoped_refptr<base::SingleThreadTaskRunner> task_runner, |
| 34 int max_pending_swaps); |
| 35 ~DisplayScheduler() override; |
| 36 |
| 37 void SetRootSurfaceResourcesLocked(bool locked); |
| 38 virtual void EntireDisplayDamaged(SurfaceId root_surface_id); |
| 39 virtual void SurfaceDamaged(SurfaceId surface_id); |
| 40 |
| 41 virtual void DidSwapBuffers(); |
| 42 void DidSwapBuffersComplete(); |
| 43 |
| 44 void OutputSurfaceLost(); |
| 45 |
| 46 // BeginFrameObserverMixIn implementation |
| 47 bool OnBeginFrameMixInDelegate(const BeginFrameArgs& args) override; |
| 48 |
| 49 protected: |
| 50 base::TimeTicks DesiredBeginFrameDeadlineTime(); |
| 51 virtual void ScheduleBeginFrameDeadline(); |
| 52 void OnBeginFrameDeadline(); |
| 53 void DrawAndSwap(); |
| 54 |
| 55 DisplaySchedulerClient* client_; |
| 56 BeginFrameSource* begin_frame_source_; |
| 57 scoped_refptr<base::SingleThreadTaskRunner> task_runner_; |
| 58 |
| 59 BeginFrameArgs current_begin_frame_args_; |
| 60 base::Closure begin_frame_deadline_closure_; |
| 61 base::CancelableClosure begin_frame_deadline_task_; |
| 62 base::TimeTicks begin_frame_deadline_task_time_; |
| 63 |
| 64 bool output_surface_lost_; |
| 65 bool root_surface_resources_locked_; |
| 66 |
| 67 bool inside_begin_frame_deadline_interval_; |
| 68 bool needs_draw_; |
| 69 bool entire_display_damaged_; |
| 70 bool all_active_surfaces_ready_to_draw_; |
| 71 |
| 72 int pending_swaps_; |
| 73 int max_pending_swaps_; |
| 74 |
| 75 SurfaceId root_surface_id_; |
| 76 bool root_surface_damaged_; |
| 77 bool expect_damage_from_root_surface_; |
| 78 |
| 79 std::set<SurfaceId> surface_ids_damaged_; |
| 80 std::set<SurfaceId> surface_ids_damaged_prev_; |
| 81 std::vector<SurfaceId> surface_ids_to_expect_damage_from_; |
| 82 |
| 83 base::WeakPtrFactory<DisplayScheduler> weak_ptr_factory_; |
| 84 |
| 85 private: |
| 86 DISALLOW_COPY_AND_ASSIGN(DisplayScheduler); |
| 87 }; |
| 88 |
| 89 } // namespace cc |
| 90 |
| 91 #endif // CC_SURFACES_DISPLAY_SCHEDULER_H_ |
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