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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 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_ | |
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