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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 | |
3 // found in the LICENSE file. | |
4 | |
5 #include "components/mus/surfaces/compositor_frame_sink_impl.h" | |
6 | |
7 #include "cc/surfaces/surface_factory.h" | |
8 #include "components/mus/public/cpp/surfaces/surfaces_type_converters.h" | |
9 #include "components/mus/public/interfaces/compositor_frame.mojom.h" | |
10 #include "components/mus/surfaces/compositor_frame_sink_delegate.h" | |
11 | |
12 namespace mus { | |
13 namespace gpu { | |
14 | |
15 namespace { | |
16 | |
17 void CallCallback( | |
18 const mojo::Callback<void(mojom::CompositorFrameDrawStatus)>& callback, | |
19 cc::SurfaceDrawStatus draw_status) { | |
20 callback.Run(static_cast<mojom::CompositorFrameDrawStatus>(draw_status)); | |
21 } | |
22 } | |
23 | |
24 CompositorFrameSinkImpl::CompositorFrameSinkImpl( | |
25 CompositorFrameSinkDelegate* delegate, | |
26 int sink_id, | |
27 const scoped_refptr<SurfacesState>& surfaces_state, | |
28 mojo::InterfaceRequest<mojom::CompositorFrameSink> request, | |
29 mojom::CompositorFrameSinkClientPtr client) | |
30 : delegate_(delegate), | |
31 surfaces_state_(surfaces_state), | |
32 sink_id_(sink_id), | |
33 begin_frame_source_(nullptr), | |
34 needs_begin_frame_(false), | |
35 factory_(surfaces_state->manager(), this), | |
36 client_(std::move(client)), | |
37 binding_(this, std::move(request)) { | |
38 DCHECK(delegate_); | |
39 binding_.set_connection_error_handler(base::Bind( | |
40 &CompositorFrameSinkImpl::OnConnectionLost, base::Unretained(this))); | |
41 } | |
42 | |
43 CompositorFrameSinkImpl::~CompositorFrameSinkImpl() {} | |
44 | |
45 void CompositorFrameSinkImpl::SetNeedsBeginFrame(bool needs_begin_frame) { | |
46 if (needs_begin_frame_ == needs_begin_frame) | |
47 return; | |
48 | |
49 needs_begin_frame_ = needs_begin_frame; | |
50 if (begin_frame_source_) { | |
51 if (needs_begin_frame_) | |
52 begin_frame_source_->AddObserver(this); | |
53 else | |
54 begin_frame_source_->RemoveObserver(this); | |
55 } | |
56 } | |
57 | |
58 void CompositorFrameSinkImpl::SubmitCompositorFrame( | |
59 mus::mojom::CompositorFramePtr frame, | |
60 const SubmitCompositorFrameCallback& callback) { | |
61 // TODO(fsamuel): Validate that SurfaceDrawQuad refer to allowable surface | |
62 // IDs. | |
63 std::unique_ptr<cc::CompositorFrame> compositor_frame = | |
64 ConvertToCompositorFrame(frame, nullptr); | |
65 gfx::Size frame_size = | |
66 compositor_frame->delegated_frame_data->render_pass_list.back() | |
67 ->output_rect.size(); | |
68 if (frame_size.IsEmpty() || frame_size != last_submitted_frame_size_) { | |
69 if (!surface_id_.is_null()) | |
70 factory_.Destroy(surface_id_); | |
71 // TODO(fsamuel): The allocator should live on CompositorFrameSinkFactory. | |
72 surface_id_ = delegate_->GenerateSurfaceId(); | |
73 factory_.Create(surface_id_); | |
74 last_submitted_frame_size_ = frame_size; | |
75 } | |
76 factory_.SubmitCompositorFrame(surface_id_, std::move(compositor_frame), | |
77 base::Bind(&CallCallback, callback)); | |
78 } | |
79 | |
80 void CompositorFrameSinkImpl::ReturnResources( | |
81 const cc::ReturnedResourceArray& resources) { | |
82 if (!client_) | |
83 return; | |
84 | |
85 client_->ReturnResources( | |
86 mojo::Array<mus::mojom::ReturnedResourcePtr>::From(resources)); | |
87 } | |
88 | |
89 void CompositorFrameSinkImpl::WillDrawSurface(cc::SurfaceId surface_id, | |
90 const gfx::Rect& damage_rect) { | |
91 NOTIMPLEMENTED(); | |
92 } | |
93 | |
94 void CompositorFrameSinkImpl::SetBeginFrameSource( | |
95 cc::BeginFrameSource* begin_frame_source) { | |
96 begin_frame_source_ = begin_frame_source; | |
97 } | |
98 | |
99 void CompositorFrameSinkImpl::OnBeginFrame(const cc::BeginFrameArgs& args) { | |
100 // TODO(fsamuel): Implement this. | |
101 } | |
102 | |
103 const cc::BeginFrameArgs& CompositorFrameSinkImpl::LastUsedBeginFrameArgs() | |
104 const { | |
105 // TODO(fsamuel): Implement this. | |
106 return last_used_begin_frame_args_; | |
107 } | |
108 | |
109 void CompositorFrameSinkImpl::OnBeginFrameSourcePausedChanged(bool paused) { | |
110 // TODO(fsamuel): Implement this. | |
111 } | |
112 | |
113 void CompositorFrameSinkImpl::OnConnectionLost() { | |
114 delegate_->CompositorFrameSinkConnectionLost(sink_id_); | |
115 } | |
116 | |
117 } // namespace gpu | |
118 } // namespace mus | |
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