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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CC_SURFACES_COMPOSITOR_FRAME_SINK_SUPPORT_H_ | 5 #ifndef CC_SURFACES_COMPOSITOR_FRAME_SINK_SUPPORT_H_ |
6 #define CC_SURFACES_COMPOSITOR_FRAME_SINK_SUPPORT_H_ | 6 #define CC_SURFACES_COMPOSITOR_FRAME_SINK_SUPPORT_H_ |
7 | 7 |
8 #include <memory> | 8 #include <memory> |
9 #include <unordered_set> | 9 #include <unordered_set> |
10 #include <vector> | 10 #include <vector> |
11 | 11 |
12 #include "base/compiler_specific.h" | 12 #include "base/compiler_specific.h" |
13 #include "base/memory/weak_ptr.h" | 13 #include "base/memory/weak_ptr.h" |
14 #include "cc/output/compositor_frame.h" | 14 #include "cc/output/compositor_frame.h" |
15 #include "cc/scheduler/begin_frame_source.h" | 15 #include "cc/scheduler/begin_frame_source.h" |
16 #include "cc/surfaces/pending_frame_observer.h" | |
16 #include "cc/surfaces/referenced_surface_tracker.h" | 17 #include "cc/surfaces/referenced_surface_tracker.h" |
17 #include "cc/surfaces/surface_factory.h" | |
18 #include "cc/surfaces/surface_factory_client.h" | |
19 #include "cc/surfaces/surface_id.h" | 18 #include "cc/surfaces/surface_id.h" |
19 #include "cc/surfaces/surface_resource_holder.h" | |
20 #include "cc/surfaces/surfaces_export.h" | 20 #include "cc/surfaces/surfaces_export.h" |
21 | 21 |
22 namespace cc { | 22 namespace cc { |
23 | 23 |
24 class CompositorFrameSinkSupportClient; | 24 class CompositorFrameSinkSupportClient; |
25 class SurfaceManager; | 25 class SurfaceManager; |
26 | 26 |
27 class CC_SURFACES_EXPORT CompositorFrameSinkSupport | 27 class CC_SURFACES_EXPORT CompositorFrameSinkSupport |
28 : public SurfaceFactoryClient, | 28 : public BeginFrameObserver, |
29 public BeginFrameObserver { | 29 public PendingFrameObserver { |
30 public: | 30 public: |
31 CompositorFrameSinkSupport(CompositorFrameSinkSupportClient* client, | 31 CompositorFrameSinkSupport(CompositorFrameSinkSupportClient* client, |
32 SurfaceManager* surface_manager, | 32 SurfaceManager* surface_manager, |
33 const FrameSinkId& frame_sink_id, | 33 const FrameSinkId& frame_sink_id, |
34 bool is_root, | 34 bool is_root, |
35 bool handles_frame_sink_id_invalidation, | 35 bool handles_frame_sink_id_invalidation, |
36 bool needs_sync_points); | 36 bool needs_sync_points); |
37 | 37 |
38 ~CompositorFrameSinkSupport() override; | 38 ~CompositorFrameSinkSupport() override; |
39 | 39 |
40 const FrameSinkId& frame_sink_id() const { return frame_sink_id_; } | 40 const FrameSinkId& frame_sink_id() const { return frame_sink_id_; } |
41 | 41 |
42 Surface* current_surface_for_testing() { | 42 Surface* current_surface_for_testing() { return current_surface_.get(); } |
43 return surface_factory_.current_surface_for_testing(); | 43 SurfaceManager* surface_manager() { return surface_manager_; } |
44 } | 44 bool needs_sync_points() { return needs_sync_points_; } |
45 | 45 |
46 const ReferencedSurfaceTracker& ReferenceTrackerForTesting() const { | 46 const ReferencedSurfaceTracker& ReferenceTrackerForTesting() const { |
47 return reference_tracker_; | 47 return reference_tracker_; |
48 } | 48 } |
49 | 49 |
50 void EvictFrame(); | 50 void EvictFrame(); |
51 void SetNeedsBeginFrame(bool needs_begin_frame); | 51 void SetNeedsBeginFrame(bool needs_begin_frame); |
52 void BeginFrameDidNotSwap(const BeginFrameAck& ack); | 52 void BeginFrameDidNotSwap(const BeginFrameAck& ack); |
53 void SubmitCompositorFrame(const LocalSurfaceId& local_surface_id, | 53 void SubmitCompositorFrame(const LocalSurfaceId& local_surface_id, |
54 CompositorFrame frame); | 54 CompositorFrame frame); |
55 void RequestCopyOfSurface(std::unique_ptr<CopyOutputRequest> request); | 55 void RequestCopyOfSurface(std::unique_ptr<CopyOutputRequest> request); |
56 void ForceReclaimResources(); | 56 void ForceReclaimResources(); |
57 void ClaimTemporaryReference(const SurfaceId& surface_id); | 57 void ClaimTemporaryReference(const SurfaceId& surface_id); |
58 void ReceiveFromChild(const TransferableResourceArray& resources); | |
Fady Samuel
2017/04/06 21:53:23
Make these private?
Alex Z.
2017/04/13 17:15:30
I'm leaving them public following our discussion o
| |
59 void RefResources(const TransferableResourceArray& resources); | |
60 void UnrefResources(const ReturnedResourceArray& resources); | |
58 | 61 |
59 BeginFrameSource* BeginFrameSourceForTesting() const; | 62 BeginFrameSource* BeginFrameSourceForTesting() const; |
60 | 63 |
61 private: | 64 private: |
65 friend class SurfaceResourceHolder; | |
66 friend class FrameSinkManager; | |
67 friend class SurfaceAggregator; | |
68 | |
62 // Update surface references with SurfaceManager for current CompositorFrame | 69 // Update surface references with SurfaceManager for current CompositorFrame |
63 // that has |local_surface_id|. UpdateReferences() must be called on | 70 // that has |local_surface_id|. UpdateReferences() must be called on |
64 // |reference_tracker_| before calling this. Will add and remove top-level | 71 // |reference_tracker_| before calling this. Will add and remove top-level |
65 // root references if |display_| is not null. | 72 // root references if |display_| is not null. |
66 void UpdateSurfaceReferences(const SurfaceId& last_surface_id, | 73 void UpdateSurfaceReferences(const SurfaceId& last_surface_id, |
67 const LocalSurfaceId& local_surface_id); | 74 const LocalSurfaceId& local_surface_id); |
68 | 75 |
69 void AddTopLevelRootReference(const SurfaceId& surface_id); | 76 void AddTopLevelRootReference(const SurfaceId& surface_id); |
70 void RemoveTopLevelRootReference(const SurfaceId& surface_id); | 77 void RemoveTopLevelRootReference(const SurfaceId& surface_id); |
71 | 78 |
72 void DidReceiveCompositorFrameAck(); | 79 void DidReceiveCompositorFrameAck(); |
73 | 80 |
74 // SurfaceFactoryClient implementation. | 81 void ReturnResources(const ReturnedResourceArray& resources); |
75 void ReferencedSurfacesChanged( | 82 void SetBeginFrameSource(BeginFrameSource* begin_frame_source); |
76 const LocalSurfaceId& local_surface_id, | |
77 const std::vector<SurfaceId>* active_referenced_surfaces, | |
78 const std::vector<SurfaceId>* pending_referenced_surfaces) override; | |
79 void ReturnResources(const ReturnedResourceArray& resources) override; | |
80 void SetBeginFrameSource(BeginFrameSource* begin_frame_source) override; | |
81 void WillDrawSurface(const LocalSurfaceId& local_surface_id, | 83 void WillDrawSurface(const LocalSurfaceId& local_surface_id, |
82 const gfx::Rect& damage_rect) override; | 84 const gfx::Rect& damage_rect); |
83 | 85 |
84 // BeginFrameObserver implementation. | 86 // BeginFrameObserver implementation. |
85 void OnBeginFrame(const BeginFrameArgs& args) override; | 87 void OnBeginFrame(const BeginFrameArgs& args) override; |
86 const BeginFrameArgs& LastUsedBeginFrameArgs() const override; | 88 const BeginFrameArgs& LastUsedBeginFrameArgs() const override; |
87 void OnBeginFrameSourcePausedChanged(bool paused) override; | 89 void OnBeginFrameSourcePausedChanged(bool paused) override; |
88 | 90 |
91 // PendingFrameObserver implementation. | |
92 void OnReferencedSurfacesChanged( | |
93 Surface* surface, | |
94 const std::vector<SurfaceId>* active_referenced_surfaces, | |
95 const std::vector<SurfaceId>* pending_referenced_surfaces) override; | |
96 void OnSurfaceActivated(Surface* surface) override; | |
97 void OnSurfaceDependenciesChanged( | |
98 Surface* surface, | |
99 const SurfaceDependencies& added_dependencies, | |
100 const SurfaceDependencies& removed_dependencies) override; | |
101 void OnSurfaceDiscarded(Surface* surface) override; | |
102 | |
89 void UpdateNeedsBeginFramesInternal(); | 103 void UpdateNeedsBeginFramesInternal(); |
104 std::unique_ptr<Surface> CreateSurface( | |
105 const LocalSurfaceId& local_surface_id); | |
106 void DestroyCurrentSurface(); | |
90 | 107 |
91 CompositorFrameSinkSupportClient* const client_; | 108 CompositorFrameSinkSupportClient* const client_; |
92 | 109 |
93 SurfaceManager* const surface_manager_; | 110 SurfaceManager* const surface_manager_; |
111 SurfaceResourceHolder surface_resource_holder_; | |
94 | 112 |
95 const FrameSinkId frame_sink_id_; | 113 const FrameSinkId frame_sink_id_; |
96 | 114 |
97 SurfaceFactory surface_factory_; | 115 std::unique_ptr<Surface> current_surface_; |
98 // Counts the number of CompositorFrames that have been submitted and have not | 116 // Counts the number of CompositorFrames that have been submitted and have not |
99 // yet received an ACK. | 117 // yet received an ACK. |
100 int ack_pending_count_ = 0; | 118 int ack_pending_count_ = 0; |
101 ReturnedResourceArray surface_returned_resources_; | 119 ReturnedResourceArray surface_returned_resources_; |
102 | 120 |
103 // The begin frame source being observered. Null if none. | 121 // The begin frame source being observered. Null if none. |
104 BeginFrameSource* begin_frame_source_ = nullptr; | 122 BeginFrameSource* begin_frame_source_ = nullptr; |
105 | 123 |
106 // The last begin frame args generated by the begin frame source. | 124 // The last begin frame args generated by the begin frame source. |
107 BeginFrameArgs last_begin_frame_args_; | 125 BeginFrameArgs last_begin_frame_args_; |
108 | 126 |
109 // Whether a request for begin frames has been issued. | 127 // Whether a request for begin frames has been issued. |
110 bool needs_begin_frame_ = false; | 128 bool needs_begin_frame_ = false; |
111 | 129 |
112 // Whether or not a frame observer has been added. | 130 // Whether or not a frame observer has been added. |
113 bool added_frame_observer_ = false; | 131 bool added_frame_observer_ = false; |
114 | 132 |
115 // Track the surface references for the surface corresponding to this | 133 // Track the surface references for the surface corresponding to this |
116 // compositor frame sink. | 134 // compositor frame sink. |
117 ReferencedSurfaceTracker reference_tracker_; | 135 ReferencedSurfaceTracker reference_tracker_; |
118 | 136 |
119 const bool is_root_; | 137 const bool is_root_; |
138 bool needs_sync_points_; | |
139 bool seen_first_frame_activation_ = false; | |
120 | 140 |
121 // TODO(staraz): Remove this flag once ui::Compositor no longer needs to call | 141 // TODO(staraz): Remove this flag once ui::Compositor no longer needs to call |
122 // RegisterFrameSinkId(). | 142 // RegisterFrameSinkId(). |
123 // A surfaceSequence's validity is bound to the lifetime of the parent | 143 // A surfaceSequence's validity is bound to the lifetime of the parent |
124 // FrameSink that created it. We track the lifetime of FrameSinks through | 144 // FrameSink that created it. We track the lifetime of FrameSinks through |
125 // RegisterFrameSinkId and InvalidateFrameSinkId. During startup and GPU | 145 // RegisterFrameSinkId and InvalidateFrameSinkId. During startup and GPU |
126 // restart, a SurfaceSequence created by the top most layer compositor may be | 146 // restart, a SurfaceSequence created by the top most layer compositor may be |
127 // used prior to the creation of the associated CompositorFrameSinkSupport. | 147 // used prior to the creation of the associated CompositorFrameSinkSupport. |
128 // CompositorFrameSinkSupport is created asynchronously when a new GPU channel | 148 // CompositorFrameSinkSupport is created asynchronously when a new GPU channel |
129 // is established. Once we switch to SurfaceReferences, this ordering concern | 149 // is established. Once we switch to SurfaceReferences, this ordering concern |
130 // goes away and we can remove this bool. | 150 // goes away and we can remove this bool. |
131 const bool handles_frame_sink_id_invalidation_; | 151 const bool handles_frame_sink_id_invalidation_; |
132 | 152 |
133 base::WeakPtrFactory<CompositorFrameSinkSupport> weak_factory_; | 153 base::WeakPtrFactory<CompositorFrameSinkSupport> weak_factory_; |
134 | 154 |
135 DISALLOW_COPY_AND_ASSIGN(CompositorFrameSinkSupport); | 155 DISALLOW_COPY_AND_ASSIGN(CompositorFrameSinkSupport); |
136 }; | 156 }; |
137 | 157 |
138 } // namespace cc | 158 } // namespace cc |
139 | 159 |
140 #endif // CC_SURFACES_COMPOSITOR_FRAME_SINK_SUPPORT_H_ | 160 #endif // CC_SURFACES_COMPOSITOR_FRAME_SINK_SUPPORT_H_ |
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