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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 "content/renderer/android/synchronous_compositor_external_begin_frame_s
ource.h" | |
| 6 | |
| 7 #include "cc/output/begin_frame_args.h" | |
| 8 #include "content/renderer/android/synchronous_compositor_registry.h" | |
| 9 | |
| 10 namespace content { | |
| 11 | |
| 12 SynchronousCompositorExternalBeginFrameSource:: | |
| 13 SynchronousCompositorExternalBeginFrameSource( | |
| 14 int routing_id, | |
| 15 SynchronousCompositorRegistry* registry) | |
| 16 : routing_id_(routing_id), | |
| 17 registry_(registry), | |
| 18 registered_(false), | |
| 19 client_(nullptr) { | |
| 20 thread_checker_.DetachFromThread(); | |
| 21 } | |
| 22 | |
| 23 SynchronousCompositorExternalBeginFrameSource:: | |
| 24 ~SynchronousCompositorExternalBeginFrameSource() { | |
| 25 DCHECK(CalledOnValidThread()); | |
| 26 | |
| 27 if (registered_) { | |
| 28 registry_->UnregisterBeginFrameSource(routing_id_, this); | |
| 29 } | |
| 30 DCHECK(!client_); | |
| 31 } | |
| 32 | |
| 33 void SynchronousCompositorExternalBeginFrameSource::BeginFrame( | |
| 34 const cc::BeginFrameArgs& args) { | |
| 35 DCHECK(CalledOnValidThread()); | |
| 36 CallOnBeginFrame(args); | |
| 37 } | |
| 38 | |
| 39 void SynchronousCompositorExternalBeginFrameSource::SetClient( | |
| 40 SynchronousCompositorExternalBeginFrameSourceClient* client) { | |
| 41 DCHECK(CalledOnValidThread()); | |
| 42 if (client_ == client) | |
| 43 return; | |
| 44 | |
| 45 if (client_) | |
| 46 client_->OnNeedsBeginFramesChange(false); | |
| 47 | |
| 48 client_ = client; | |
| 49 | |
| 50 if (client_) | |
| 51 client_->OnNeedsBeginFramesChange(needs_begin_frames()); | |
| 52 | |
| 53 // State without client is paused, and default client state is not paused. | |
| 54 SetBeginFrameSourcePaused(!client_); | |
| 55 } | |
| 56 | |
| 57 void SynchronousCompositorExternalBeginFrameSource::OnNeedsBeginFramesChanged( | |
| 58 bool needs_begin_frames) { | |
| 59 DCHECK(CalledOnValidThread()); | |
| 60 if (client_) | |
| 61 client_->OnNeedsBeginFramesChange(needs_begin_frames); | |
| 62 } | |
| 63 | |
| 64 void SynchronousCompositorExternalBeginFrameSource::AddObserver( | |
| 65 cc::BeginFrameObserver* obs) { | |
| 66 DCHECK(CalledOnValidThread()); | |
| 67 BeginFrameSourceBase::AddObserver(obs); | |
| 68 if (registered_) | |
| 69 return; | |
| 70 registry_->RegisterBeginFrameSource(routing_id_, this); | |
| 71 registered_ = true; | |
| 72 } | |
| 73 | |
| 74 bool | |
| 75 SynchronousCompositorExternalBeginFrameSource::CalledOnValidThread() const { | |
| 76 return thread_checker_.CalledOnValidThread(); | |
| 77 } | |
| 78 | |
| 79 } // namespace content | |
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Chromium Code Reviews
Issue 1969263004:
sync compositor: Remove begin frame source (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master