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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 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 #include "cc/surfaces/direct_compositor_frame_sink.h" | 5 #include "cc/surfaces/direct_compositor_frame_sink.h" |
| 6 | 6 |
| 7 #include "base/bind.h" | 7 #include "base/bind.h" |
| 8 #include "cc/output/compositor_frame.h" | 8 #include "cc/output/compositor_frame.h" |
| 9 #include "cc/output/compositor_frame_sink_client.h" | 9 #include "cc/output/compositor_frame_sink_client.h" |
| 10 #include "cc/surfaces/display.h" | 10 #include "cc/surfaces/display.h" |
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| 52 DCHECK(thread_checker_.CalledOnValidThread()); | 52 DCHECK(thread_checker_.CalledOnValidThread()); |
| 53 if (HasClient()) | 53 if (HasClient()) |
| 54 DetachFromClient(); | 54 DetachFromClient(); |
| 55 } | 55 } |
| 56 | 56 |
| 57 bool DirectCompositorFrameSink::BindToClient( | 57 bool DirectCompositorFrameSink::BindToClient( |
| 58 CompositorFrameSinkClient* client) { | 58 CompositorFrameSinkClient* client) { |
| 59 DCHECK(thread_checker_.CalledOnValidThread()); | 59 DCHECK(thread_checker_.CalledOnValidThread()); |
| 60 | 60 |
| 61 surface_manager_->RegisterSurfaceFactoryClient( | 61 surface_manager_->RegisterSurfaceFactoryClient( |
| 62 surface_id_allocator_->client_id(), this); | 62 surface_id_allocator_->frame_sink_id(), this); |
| 63 | 63 |
| 64 if (!CompositorFrameSink::BindToClient(client)) | 64 if (!CompositorFrameSink::BindToClient(client)) |
| 65 return false; | 65 return false; |
| 66 | 66 |
| 67 // We want the Display's output surface to hear about lost context, and since | 67 // We want the Display's output surface to hear about lost context, and since |
| 68 // this shares a context with it, we should not be listening for lost context | 68 // this shares a context with it, we should not be listening for lost context |
| 69 // callbacks on the context here. | 69 // callbacks on the context here. |
| 70 if (context_provider()) | 70 if (context_provider()) |
| 71 context_provider()->SetLostContextCallback(base::Closure()); | 71 context_provider()->SetLostContextCallback(base::Closure()); |
| 72 | 72 |
| 73 // Avoid initializing GL context here, as this should be sharing the | 73 // Avoid initializing GL context here, as this should be sharing the |
| 74 // Display's context. | 74 // Display's context. |
| 75 display_->Initialize(this, surface_manager_, | 75 display_->Initialize(this, surface_manager_, |
| 76 surface_id_allocator_->client_id()); | 76 surface_id_allocator_->frame_sink_id()); |
| 77 return true; | 77 return true; |
| 78 } | 78 } |
| 79 | 79 |
| 80 void DirectCompositorFrameSink::DetachFromClient() { | 80 void DirectCompositorFrameSink::DetachFromClient() { |
| 81 DCHECK(HasClient()); | 81 DCHECK(HasClient()); |
| 82 | 82 |
| 83 // Unregister the SurfaceFactoryClient here instead of the dtor so that only | 83 // Unregister the SurfaceFactoryClient here instead of the dtor so that only |
| 84 // one client is alive for this namespace at any given time. | 84 // one client is alive for this namespace at any given time. |
| 85 surface_manager_->UnregisterSurfaceFactoryClient( | 85 surface_manager_->UnregisterSurfaceFactoryClient( |
| 86 surface_id_allocator_->client_id()); | 86 surface_id_allocator_->frame_sink_id()); |
| 87 if (!delegated_surface_id_.is_null()) | 87 if (!delegated_surface_id_.is_null()) |
| 88 factory_.Destroy(delegated_surface_id_); | 88 factory_.Destroy(delegated_surface_id_); |
| 89 | 89 |
| 90 CompositorFrameSink::DetachFromClient(); | 90 CompositorFrameSink::DetachFromClient(); |
| 91 } | 91 } |
| 92 | 92 |
| 93 void DirectCompositorFrameSink::SwapBuffers(CompositorFrame frame) { | 93 void DirectCompositorFrameSink::SwapBuffers(CompositorFrame frame) { |
| 94 gfx::Size frame_size = | 94 gfx::Size frame_size = |
| 95 frame.delegated_frame_data->render_pass_list.back()->output_rect.size(); | 95 frame.delegated_frame_data->render_pass_list.back()->output_rect.size(); |
| 96 if (frame_size.IsEmpty() || frame_size != last_swap_frame_size_) { | 96 if (frame_size.IsEmpty() || frame_size != last_swap_frame_size_) { |
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| 144 // This notification is not relevant to our client outside of tests. We | 144 // This notification is not relevant to our client outside of tests. We |
| 145 // unblock the client from DidDrawCallback() when the surface is going to | 145 // unblock the client from DidDrawCallback() when the surface is going to |
| 146 // be drawn. | 146 // be drawn. |
| 147 } | 147 } |
| 148 | 148 |
| 149 void DirectCompositorFrameSink::DidDrawCallback() { | 149 void DirectCompositorFrameSink::DidDrawCallback() { |
| 150 CompositorFrameSink::PostSwapBuffersComplete(); | 150 CompositorFrameSink::PostSwapBuffersComplete(); |
| 151 } | 151 } |
| 152 | 152 |
| 153 } // namespace cc | 153 } // namespace cc |
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