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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 class CC_SURFACES_EXPORT DisplaySchedulerClient { | |
22 public: | |
23 virtual ~DisplaySchedulerClient() {} | |
24 | |
25 virtual bool DrawAndSwap() = 0; | |
26 }; | |
27 | |
28 class CC_SURFACES_EXPORT DisplayScheduler : public BeginFrameObserverMixIn { | |
29 public: | |
30 DisplayScheduler(DisplaySchedulerClient* client, | |
31 BeginFrameSource* begin_frame_source, | |
32 scoped_refptr<base::SingleThreadTaskRunner> task_runner, | |
33 int max_pending_swaps); | |
34 ~DisplayScheduler() override; | |
35 | |
36 void SetResourcesLockedByBrowser(bool locked); | |
37 virtual void EntireDisplayDamaged(); | |
38 virtual void SurfaceDamaged(SurfaceId surface_id); | |
39 | |
40 virtual void DidSwapBuffers(); | |
brianderson
2015/04/07 02:32:19
Above tree made virtual for testing.
| |
41 void DidSwapBuffersComplete(); | |
42 | |
43 void OutputSurfaceLost(); | |
44 | |
45 // BeginFrameObserverMixIn implementation | |
46 bool OnBeginFrameMixInDelegate(const BeginFrameArgs& args) override; | |
47 | |
48 protected: | |
49 base::TimeTicks DesiredBeginFrameDeadlineTime(); | |
50 virtual void ScheduleBeginFrameDeadline(); | |
brianderson
2015/04/07 02:32:19
Virtual for testing.
| |
51 void OnBeginFrameDeadline(); | |
52 void DrawAndSwap(); | |
53 | |
54 DisplaySchedulerClient* client_; | |
55 BeginFrameSource* begin_frame_source_; | |
brianderson
2015/04/07 02:32:19
Made the BeginFrameSource always be external. This
| |
56 scoped_refptr<base::SingleThreadTaskRunner> task_runner_; | |
57 | |
58 BeginFrameArgs current_begin_frame_args_; | |
59 base::Closure begin_frame_deadline_closure_; | |
60 base::CancelableClosure begin_frame_deadline_task_; | |
61 base::TimeTicks begin_frame_deadline_task_time_; | |
62 | |
63 bool output_surface_lost_; | |
64 bool resources_locked_by_browser_; | |
65 | |
66 bool inside_begin_frame_deadline_interval_; | |
67 bool needs_draw_; | |
68 bool entire_display_damaged_; | |
69 bool all_active_surfaces_ready_to_draw_; | |
70 | |
71 int pending_swaps_; | |
72 int max_pending_swaps_; | |
73 | |
74 std::set<SurfaceId> surface_ids_damaged_; | |
75 std::set<SurfaceId> surface_ids_damaged_prev_; | |
76 std::vector<SurfaceId> surface_ids_to_expect_damage_from_; | |
77 | |
78 base::WeakPtrFactory<DisplayScheduler> weak_ptr_factory_; | |
79 | |
80 private: | |
81 DISALLOW_COPY_AND_ASSIGN(DisplayScheduler); | |
82 }; | |
83 | |
84 } // namespace cc | |
85 | |
86 #endif // CC_SURFACES_DISPLAY_SCHEDULER_H_ | |
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