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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 #include "services/ui/public/cpp/output_surface.h" | |
| 6 | |
| 7 #include "base/bind.h" | |
| 8 #include "cc/output/compositor_frame.h" | |
| 9 #include "cc/output/output_surface_client.h" | |
| 10 #include "gpu/ipc/client/gpu_channel_host.h" | |
| 11 #include "services/ui/public/cpp/context_provider.h" | |
| 12 #include "services/ui/public/cpp/gpu_service.h" | |
| 13 #include "services/ui/public/cpp/window_surface.h" | |
| 14 | |
| 15 namespace ui { | |
| 16 | |
| 17 OutputSurface::OutputSurface( | |
| 18 scoped_refptr<gpu::GpuChannelHost> gpu_channel_host, | |
| 19 std::unique_ptr<ui::WindowSurface> surface) | |
| 20 : cc::OutputSurface( | |
| 21 make_scoped_refptr(new ContextProvider(std::move(gpu_channel_host))), | |
| 22 nullptr, | |
| 23 nullptr), | |
| 24 surface_(std::move(surface)) { | |
| 25 capabilities_.delegated_rendering = true; | |
| 26 } | |
| 27 | |
| 28 OutputSurface::~OutputSurface() {} | |
| 29 | |
| 30 bool OutputSurface::BindToClient(cc::OutputSurfaceClient* client) { | |
| 31 surface_->BindToThread(); | |
| 32 surface_->set_client(this); | |
| 33 | |
| 34 // TODO(enne): Get this from the WindowSurface via ServerWindowSurface. | |
| 35 begin_frame_source_.reset(new cc::DelayBasedBeginFrameSource( | |
| 36 base::MakeUnique<cc::DelayBasedTimeSource>( | |
| 37 base::ThreadTaskRunnerHandle::Get().get()))); | |
| 38 | |
| 39 client->SetBeginFrameSource(begin_frame_source_.get()); | |
| 40 return cc::OutputSurface::BindToClient(client); | |
| 41 } | |
| 42 | |
| 43 void OutputSurface::DetachFromClient() { | |
| 44 client_->SetBeginFrameSource(nullptr); | |
| 45 begin_frame_source_.reset(); | |
| 46 surface_.reset(); | |
| 47 cc::OutputSurface::DetachFromClient(); | |
| 48 } | |
| 49 | |
| 50 void OutputSurface::BindFramebuffer() { | |
| 51 // This is a delegating output surface, no framebuffer/direct drawing support. | |
| 52 NOTREACHED(); | |
| 53 } | |
| 54 | |
| 55 uint32_t OutputSurface::GetFramebufferCopyTextureFormat() { | |
| 56 // This is a delegating output surface, no framebuffer/direct drawing support. | |
| 57 NOTREACHED(); | |
| 58 return 0; | |
| 59 } | |
| 60 | |
| 61 void OutputSurface::SwapBuffers(cc::CompositorFrame frame) { | |
| 62 // OutputSurface owns WindowSurface, and so if OutputSurface is | |
| 63 // destroyed then SubmitCompositorFrame's callback will never get called. | |
| 64 // Thus, base::Unretained is safe here. | |
| 65 surface_->SubmitCompositorFrame( | |
| 66 std::move(frame), | |
| 67 base::Bind(&OutputSurface::SwapBuffersComplete, base::Unretained(this))); | |
| 68 } | |
| 69 | |
| 70 void OutputSurface::OnResourcesReturned( | |
| 71 ui::WindowSurface* surface, | |
| 72 mojo::Array<cc::ReturnedResource> resources) { | |
| 73 client_->ReclaimResources(resources.To<cc::ReturnedResourceArray>()); | |
| 74 } | |
| 75 | |
| 76 void OutputSurface::SwapBuffersComplete() { | |
| 77 client_->DidSwapBuffersComplete(); | |
| 78 } | |
| 79 | |
| 80 } // namespace ui | |
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Chromium Code Reviews
Issue 2337913003:
Fork cc::OutputSurface into cc::CompositorFrameSink. (Closed)
