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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 | |
20 class CC_SURFACES_EXPORT DisplaySchedulerClient { | |
21 public: | |
22 virtual bool Draw() = 0; | |
23 }; | |
24 | |
25 class CC_SURFACES_EXPORT DisplayScheduler : public BeginFrameObserverMixIn { | |
26 public: | |
27 DisplayScheduler(DisplaySchedulerClient* display, | |
28 OutputSurface* output_surface, | |
29 int max_pending_swaps, | |
30 scoped_refptr<base::SingleThreadTaskRunner> task_runner); | |
31 ~DisplayScheduler() override; | |
32 | |
33 void SetResourcesLockedByBrowser(bool locked); | |
34 void EntireDisplayDamaged(); | |
35 void SurfaceDamaged(SurfaceId surface_id); | |
36 | |
37 void DidSwapBuffers(); | |
38 void DidSwapBuffersComplete(); | |
39 | |
40 void SetAuthoritativeVSyncInterval(const base::TimeDelta& interval); | |
41 void CommitVSyncParameters(base::TimeTicks timebase, | |
42 base::TimeDelta interval); | |
43 void OutputSurfaceLost(); | |
44 | |
45 // BeginFrameObserverMixIn implementation | |
46 bool OnBeginFrameMixInDelegate(const BeginFrameArgs& args) override; | |
47 | |
48 private: | |
49 base::TimeTicks DesiredBeginFrameDeadlineTime(); | |
50 void ScheduleBeginFrameDeadline(); | |
51 void OnBeginFrameDeadline(); | |
52 void Draw(); | |
53 | |
54 DisplaySchedulerClient* client_; | |
55 OutputSurface* output_surface_; | |
brianderson
2015/04/07 02:32:19
This wasn't used anywhere, so I got rid of it.
| |
56 scoped_refptr<base::SingleThreadTaskRunner> task_runner_; | |
57 scoped_ptr<BeginFrameSource> begin_frame_source_; | |
58 VSyncParameterObserver* vsync_observer_; | |
59 base::TimeDelta authoritative_vsync_interval_; | |
60 base::TimeTicks last_vsync_timebase_; | |
61 | |
62 BeginFrameArgs current_begin_frame_args_; | |
63 base::Closure begin_impl_frame_deadline_closure_; | |
64 base::CancelableClosure begin_impl_frame_deadline_task_; | |
65 base::TimeTicks begin_impl_frame_deadline_task_time_; | |
66 | |
67 bool output_surface_lost_; | |
68 bool inside_begin_frame_deadline_interval_; | |
69 | |
70 bool resources_locked_by_browser_; | |
71 bool needs_draw_; | |
72 bool entire_display_damaged_; | |
73 bool all_active_surfaces_ready_to_draw_; | |
74 int pending_swaps_; | |
75 int max_pending_swaps_; | |
76 | |
77 std::set<SurfaceId> surface_ids_damaged_; | |
78 std::set<SurfaceId> surface_ids_damaged_prev_; | |
79 std::vector<SurfaceId> surface_ids_to_expect_damage_from_; | |
80 | |
81 base::WeakPtrFactory<DisplayScheduler> weak_ptr_factory_; | |
82 | |
83 DISALLOW_COPY_AND_ASSIGN(DisplayScheduler); | |
84 }; | |
85 | |
86 } // namespace cc | |
87 | |
88 #endif // CC_SURFACES_DISPLAY_SCHEDULER_H_ | |
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