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