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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_CLIENT_H_ | 5 #ifndef CC_SURFACES_COMPOSITOR_FRAME_SINK_SUPPORT_CLIENT_H_ |
6 #define CC_SURFACES_COMPOSITOR_FRAME_SINK_SUPPORT_CLIENT_H_ | 6 #define CC_SURFACES_COMPOSITOR_FRAME_SINK_SUPPORT_CLIENT_H_ |
7 | 7 |
8 #include "cc/resources/returned_resource.h" | 8 #include "cc/resources/returned_resource.h" |
9 #include "cc/surfaces/surfaces_export.h" | |
9 | 10 |
10 namespace gfx { | 11 namespace gfx { |
11 class Rect; | 12 class Rect; |
12 } | 13 } |
13 | 14 |
14 namespace cc { | 15 namespace cc { |
15 | 16 |
16 class LocalSurfaceId; | 17 class LocalSurfaceId; |
17 | 18 |
18 struct BeginFrameArgs; | 19 struct BeginFrameArgs; |
19 | 20 |
20 class CompositorFrameSinkSupportClient { | 21 class CC_SURFACES_EXPORT CompositorFrameSinkSupportClient { |
Fady Samuel
2017/02/17 17:29:00
Undo this change.
Saman Sami
2017/02/17 17:31:35
Acknowledged.
| |
21 public: | 22 public: |
22 // Notification that the previous CompositorFrame given to | 23 // Notification that the previous CompositorFrame given to |
23 // SubmitCompositorFrame() has been processed and that another frame | 24 // SubmitCompositorFrame() has been processed and that another frame |
24 // can be submitted. This provides backpressure from the display compositor | 25 // can be submitted. This provides backpressure from the display compositor |
25 // so that frames are submitted only at the rate it can handle them. | 26 // so that frames are submitted only at the rate it can handle them. |
26 // TODO(fsamuel): This method ought not be necessary with unified BeginFrame. | 27 // TODO(fsamuel): This method ought not be necessary with unified BeginFrame. |
27 // However, there's a fair amount of cleanup and refactoring necessary to get | 28 // However, there's a fair amount of cleanup and refactoring necessary to get |
28 // rid of it. | 29 // rid of it. |
29 virtual void DidReceiveCompositorFrameAck() = 0; | 30 virtual void DidReceiveCompositorFrameAck() = 0; |
30 | 31 |
31 // Notification for the client to generate a CompositorFrame. | 32 // Notification for the client to generate a CompositorFrame. |
32 virtual void OnBeginFrame(const BeginFrameArgs& args) = 0; | 33 virtual void OnBeginFrame(const BeginFrameArgs& args) = 0; |
33 | 34 |
34 // Returns resources sent to SubmitCompositorFrame to be reused or freed. | 35 // Returns resources sent to SubmitCompositorFrame to be reused or freed. |
35 virtual void ReclaimResources(const ReturnedResourceArray& resources) = 0; | 36 virtual void ReclaimResources(const ReturnedResourceArray& resources) = 0; |
36 | 37 |
37 // Called when surface is being scheduled for a draw. | 38 // Called when surface is being scheduled for a draw. |
38 virtual void WillDrawSurface(const LocalSurfaceId& local_surface_id, | 39 virtual void WillDrawSurface(const LocalSurfaceId& local_surface_id, |
39 const gfx::Rect& damage_rect) = 0; | 40 const gfx::Rect& damage_rect) = 0; |
40 | 41 |
41 protected: | 42 protected: |
42 virtual ~CompositorFrameSinkSupportClient() {} | 43 virtual ~CompositorFrameSinkSupportClient() {} |
43 }; | 44 }; |
44 | 45 |
45 } // namespace cc | 46 } // namespace cc |
46 | 47 |
47 #endif // CC_SURFACES_COMPOSITOR_FRAME_SINK_SUPPORT_CLIENT_H_ | 48 #endif // CC_SURFACES_COMPOSITOR_FRAME_SINK_SUPPORT_CLIENT_H_ |
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