OLD | NEW |
| (Empty) |
1 // Copyright 2014 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 SERVICES_UI_PUBLIC_CPP_WINDOW_COMPOSITOR_FRAME_SINK_H_ | |
6 #define SERVICES_UI_PUBLIC_CPP_WINDOW_COMPOSITOR_FRAME_SINK_H_ | |
7 | |
8 #include "base/macros.h" | |
9 #include "cc/ipc/mojo_compositor_frame_sink.mojom.h" | |
10 #include "cc/output/compositor_frame_sink.h" | |
11 #include "cc/output/context_provider.h" | |
12 #include "cc/scheduler/begin_frame_source.h" | |
13 #include "cc/surfaces/local_surface_id_allocator.h" | |
14 #include "cc/surfaces/surface_id.h" | |
15 #include "mojo/public/cpp/bindings/binding.h" | |
16 | |
17 namespace ui { | |
18 | |
19 class WindowCompositorFrameSinkBinding; | |
20 | |
21 class WindowCompositorFrameSink | |
22 : public cc::CompositorFrameSink, | |
23 public cc::mojom::MojoCompositorFrameSinkClient, | |
24 public cc::ExternalBeginFrameSourceClient { | |
25 public: | |
26 // static | |
27 static std::unique_ptr<WindowCompositorFrameSink> Create( | |
28 const cc::FrameSinkId& frame_sink_id, | |
29 scoped_refptr<cc::ContextProvider> context_provider, | |
30 gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager, | |
31 std::unique_ptr<WindowCompositorFrameSinkBinding>* | |
32 compositor_frame_sink_binding); | |
33 | |
34 ~WindowCompositorFrameSink() override; | |
35 | |
36 // cc::CompositorFrameSink implementation. | |
37 bool BindToClient(cc::CompositorFrameSinkClient* client) override; | |
38 void DetachFromClient() override; | |
39 void SubmitCompositorFrame(cc::CompositorFrame frame) override; | |
40 | |
41 private: | |
42 WindowCompositorFrameSink( | |
43 const cc::FrameSinkId& frame_sink_id, | |
44 scoped_refptr<cc::ContextProvider> context_provider, | |
45 gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager, | |
46 cc::mojom::MojoCompositorFrameSinkPtrInfo compositor_frame_sink_info, | |
47 cc::mojom::MojoCompositorFrameSinkClientRequest client_request); | |
48 | |
49 // cc::mojom::MojoCompositorFrameSinkClient implementation: | |
50 void DidReceiveCompositorFrameAck() override; | |
51 void OnBeginFrame(const cc::BeginFrameArgs& begin_frame_args) override; | |
52 void ReclaimResources(const cc::ReturnedResourceArray& resources) override; | |
53 void WillDrawSurface(const cc::LocalSurfaceId& local_surface_id, | |
54 const gfx::Rect& damage_rect) override; | |
55 | |
56 // cc::ExternalBeginFrameSourceClient implementation. | |
57 void OnNeedsBeginFrames(bool needs_begin_frames) override; | |
58 void OnDidFinishFrame(const cc::BeginFrameAck& ack) override; | |
59 | |
60 gfx::Size last_submitted_frame_size_; | |
61 cc::LocalSurfaceId local_surface_id_; | |
62 cc::LocalSurfaceIdAllocator id_allocator_; | |
63 std::unique_ptr<cc::ExternalBeginFrameSource> begin_frame_source_; | |
64 cc::mojom::MojoCompositorFrameSinkPtrInfo compositor_frame_sink_info_; | |
65 cc::mojom::MojoCompositorFrameSinkClientRequest client_request_; | |
66 cc::mojom::MojoCompositorFrameSinkPtr compositor_frame_sink_; | |
67 std::unique_ptr<mojo::Binding<cc::mojom::MojoCompositorFrameSinkClient>> | |
68 client_binding_; | |
69 std::unique_ptr<base::ThreadChecker> thread_checker_; | |
70 const cc::FrameSinkId frame_sink_id_; | |
71 | |
72 DISALLOW_COPY_AND_ASSIGN(WindowCompositorFrameSink); | |
73 }; | |
74 | |
75 // A WindowCompositorFrameSinkBinding is a bundle of mojo interfaces that is | |
76 // created by WindowCompositorFrameSink::Create and is used by or implemented by | |
77 // Mus when a window is attached to a frame-sink.. | |
78 // WindowCompositorFrameSinkBinding has no standalone functionality. Its purpose | |
79 // is to allow safely creating and attaching a CompositorFrameSink on one | |
80 // thread and using it on another. | |
81 class WindowCompositorFrameSinkBinding { | |
82 public: | |
83 ~WindowCompositorFrameSinkBinding(); | |
84 | |
85 cc::mojom::MojoCompositorFrameSinkRequest TakeFrameSinkRequest(); | |
86 cc::mojom::MojoCompositorFrameSinkClientPtrInfo TakeFrameSinkClient(); | |
87 | |
88 private: | |
89 friend class WindowCompositorFrameSink; | |
90 | |
91 WindowCompositorFrameSinkBinding( | |
92 cc::mojom::MojoCompositorFrameSinkRequest compositor_frame_sink_request, | |
93 cc::mojom::MojoCompositorFrameSinkClientPtrInfo | |
94 compositor_frame_sink_client); | |
95 | |
96 cc::mojom::MojoCompositorFrameSinkRequest compositor_frame_sink_request_; | |
97 cc::mojom::MojoCompositorFrameSinkClientPtrInfo compositor_frame_sink_client_; | |
98 | |
99 DISALLOW_COPY_AND_ASSIGN(WindowCompositorFrameSinkBinding); | |
100 }; | |
101 } // namespace ui | |
102 | |
103 #endif // SERVICES_UI_PUBLIC_CPP_WINDOW_COMPOSITOR_FRAME_SINK_H_ | |
OLD | NEW |