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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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 SERVICES_UI_SURFACES_DISPLAY_COMPOSITOR_H_ | 5 #ifndef SERVICES_UI_SURFACES_DISPLAY_COMPOSITOR_H_ |
6 #define SERVICES_UI_SURFACES_DISPLAY_COMPOSITOR_H_ | 6 #define SERVICES_UI_SURFACES_DISPLAY_COMPOSITOR_H_ |
7 | 7 |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
10 #include "base/macros.h" | 10 #include "base/macros.h" |
11 #include "base/memory/ref_counted.h" | |
12 #include "cc/ipc/display_compositor.mojom.h" | 11 #include "cc/ipc/display_compositor.mojom.h" |
13 #include "cc/surfaces/surface_manager.h" | 12 #include "cc/surfaces/surface_manager.h" |
14 #include "cc/surfaces/surface_observer.h" | 13 #include "cc/surfaces/surface_observer.h" |
| 14 #include "gpu/ipc/common/surface_handle.h" |
| 15 #include "gpu/ipc/in_process_command_buffer.h" |
| 16 #include "ipc/ipc_channel_handle.h" |
| 17 #include "services/ui/surfaces/mus_gpu_memory_buffer_manager.h" |
| 18 |
| 19 namespace gpu { |
| 20 class ImageFactory; |
| 21 } |
15 | 22 |
16 namespace cc { | 23 namespace cc { |
17 class SurfaceHittest; | 24 class SurfaceHittest; |
18 class SurfaceManager; | 25 class SurfaceManager; |
19 } // namespace cc | 26 } // namespace cc |
20 | 27 |
21 namespace ui { | 28 namespace ui { |
22 | 29 |
23 class DisplayCompositorClient; | 30 class DisplayCompositorClient; |
| 31 class GpuCompositorFrameSink; |
| 32 class MusGpuMemoryBufferManager; |
24 | 33 |
25 // The DisplayCompositor object is an object global to the Window Server app | 34 // The DisplayCompositor object is an object global to the Window Server app |
26 // that holds the SurfaceServer and allocates new Surfaces namespaces. | 35 // that holds the SurfaceServer and allocates new Surfaces namespaces. |
27 // This object lives on the main thread of the Window Server. | 36 // This object lives on the main thread of the Window Server. |
28 // TODO(rjkroege, fsamuel): This object will need to change to support multiple | 37 // TODO(rjkroege, fsamuel): This object will need to change to support multiple |
29 // displays. | 38 // displays. |
30 class DisplayCompositor : public cc::SurfaceObserver, | 39 class DisplayCompositor : public cc::SurfaceObserver, |
31 public base::RefCounted<DisplayCompositor> { | 40 public cc::mojom::DisplayCompositor { |
32 public: | 41 public: |
33 explicit DisplayCompositor(cc::mojom::DisplayCompositorClientPtr client); | 42 DisplayCompositor( |
| 43 scoped_refptr<gpu::InProcessCommandBuffer::Service> gpu_service, |
| 44 std::unique_ptr<MusGpuMemoryBufferManager> gpu_memory_buffer_manager, |
| 45 gpu::ImageFactory* image_factory, |
| 46 cc::mojom::DisplayCompositorClientPtr client); |
| 47 ~DisplayCompositor() override; |
34 | 48 |
35 // TODO(fsamuel): These methods should be behind a mojo interface. | 49 // cc::mojom::DisplayCompositor implementation: |
36 void AddSurfaceReference(const cc::SurfaceId& surface_id, | 50 void CreateCompositorFrameSink( |
37 const cc::SurfaceSequence& surface_sequence); | 51 const cc::FrameSinkId& frame_sink_id, |
| 52 gpu::SurfaceHandle surface_handle, |
| 53 cc::mojom::MojoCompositorFrameSinkRequest request, |
| 54 cc::mojom::MojoCompositorFrameSinkPrivateRequest private_request, |
| 55 cc::mojom::MojoCompositorFrameSinkClientPtr client) override; |
| 56 void AddSurfaceReference( |
| 57 const cc::SurfaceId& surface_id, |
| 58 const cc::SurfaceSequence& surface_sequence) override; |
38 void ReturnSurfaceReferences(const cc::FrameSinkId& frame_sink_id, | 59 void ReturnSurfaceReferences(const cc::FrameSinkId& frame_sink_id, |
39 const std::vector<uint32_t>& sequences); | 60 const std::vector<uint32_t>& sequences) override; |
40 | 61 |
41 cc::SurfaceManager* manager() { return &manager_; } | 62 cc::SurfaceManager* manager() { return &manager_; } |
42 | 63 |
| 64 // We must avoid destroying a GpuCompositorFrameSink until both the display |
| 65 // compositor host and the client drop their connection to avoid getting into |
| 66 // a state where surfaces references are inconsistent. |
| 67 void OnCompositorFrameSinkClientConnectionLost( |
| 68 const cc::FrameSinkId& frame_sink_id, |
| 69 bool destroy_compositor_frame_sink); |
| 70 void OnCompositorFrameSinkPrivateConnectionLost( |
| 71 const cc::FrameSinkId& frame_sink_id, |
| 72 bool destroy_compositor_frame_sink); |
| 73 |
43 private: | 74 private: |
44 friend class base::RefCounted<DisplayCompositor>; | |
45 virtual ~DisplayCompositor(); | |
46 | 75 |
47 // cc::SurfaceObserver implementation. | 76 // cc::SurfaceObserver implementation. |
48 void OnSurfaceCreated(const cc::SurfaceId& surface_id, | 77 void OnSurfaceCreated(const cc::SurfaceId& surface_id, |
49 const gfx::Size& frame_size, | 78 const gfx::Size& frame_size, |
50 float device_scale_factor) override; | 79 float device_scale_factor) override; |
51 void OnSurfaceDamaged(const cc::SurfaceId& surface_id, | 80 void OnSurfaceDamaged(const cc::SurfaceId& surface_id, |
52 bool* changed) override; | 81 bool* changed) override; |
53 | 82 |
| 83 std::unordered_map<cc::FrameSinkId, |
| 84 std::unique_ptr<GpuCompositorFrameSink>, |
| 85 cc::FrameSinkIdHash> |
| 86 compositor_frame_sinks_; |
| 87 scoped_refptr<gpu::InProcessCommandBuffer::Service> gpu_service_; |
| 88 std::unique_ptr<MusGpuMemoryBufferManager> gpu_memory_buffer_manager_; |
| 89 gpu::ImageFactory* image_factory_; |
54 cc::mojom::DisplayCompositorClientPtr client_; | 90 cc::mojom::DisplayCompositorClientPtr client_; |
55 cc::SurfaceManager manager_; | 91 cc::SurfaceManager manager_; |
56 | 92 |
57 DISALLOW_COPY_AND_ASSIGN(DisplayCompositor); | 93 DISALLOW_COPY_AND_ASSIGN(DisplayCompositor); |
58 }; | 94 }; |
59 | 95 |
60 } // namespace ui | 96 } // namespace ui |
61 | 97 |
62 #endif // SERVICES_UI_SURFACES_DISPLAY_COMPOSITOR_H_ | 98 #endif // SERVICES_UI_SURFACES_DISPLAY_COMPOSITOR_H_ |
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