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Side by Side Diff: content/renderer/gpu/compositor_external_begin_frame_source.cc

Issue 619843002: cc: Make separate interface for BeginFrame ipc from OutputSurface (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 6 years, 2 months ago
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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/gpu/compositor_external_begin_frame_source.h"
6
7 #include "content/common/view_messages.h"
8 #include "content/renderer/render_thread_impl.h"
9 #include "ipc/ipc_sync_channel.h"
10 #include "ipc/ipc_sync_message_filter.h"
11
12 namespace content {
13
14 CompositorExternalBeginFrameSource::CompositorExternalBeginFrameSource(
15 int routing_id)
16 : begin_frame_source_filter_(
17 RenderThreadImpl::current()->compositor_message_filter()),
18 message_sender_(RenderThreadImpl::current()->sync_message_filter()),
19 routing_id_(routing_id) {
20 DCHECK(begin_frame_source_filter_.get());
21 DCHECK(message_sender_.get());
22 DetachFromThread();
23 }
24
25 CompositorExternalBeginFrameSource::~CompositorExternalBeginFrameSource() {
26 DCHECK(CalledOnValidThread());
27 if (begin_frame_source_proxy_.get()) {
28 begin_frame_source_proxy_->ClearBeginFrameSource();
29 begin_frame_source_filter_->RemoveRoute(routing_id_,
30 begin_frame_source_filter_handler_);
31 }
32 }
33
34 void CompositorExternalBeginFrameSource::OnNeedsBeginFramesChange(
35 bool needs_begin_frames) {
36 DCHECK(CalledOnValidThread());
37 Send(new ViewHostMsg_SetNeedsBeginFrame(routing_id_, needs_begin_frames));
38 }
39
40 void CompositorExternalBeginFrameSource::SetClientReady() {
41 DCHECK(CalledOnValidThread());
42 DCHECK(!begin_frame_source_proxy_.get());
43 begin_frame_source_proxy_ =
44 new CompositorExternalBeginFrameSourceProxy(this);
45 begin_frame_source_filter_handler_ =
46 base::Bind(&CompositorExternalBeginFrameSourceProxy::OnMessageReceived,
47 begin_frame_source_proxy_);
48 begin_frame_source_filter_->AddRoute(routing_id_,
49 begin_frame_source_filter_handler_);
50 }
51
52 void CompositorExternalBeginFrameSource::OnMessageReceived(
53 const IPC::Message& message) {
54 DCHECK(CalledOnValidThread());
55 DCHECK(begin_frame_source_proxy_.get());
56 IPC_BEGIN_MESSAGE_MAP(CompositorExternalBeginFrameSource, message)
57 IPC_MESSAGE_HANDLER(ViewMsg_BeginFrame, OnBeginFrame);
58 IPC_END_MESSAGE_MAP();
59 }
60
61 void CompositorExternalBeginFrameSource::OnBeginFrame(
62 const cc::BeginFrameArgs& args) {
63 DCHECK(CalledOnValidThread());
64 CallOnBeginFrame(args);
65 }
66
67 bool CompositorExternalBeginFrameSource::Send(IPC::Message* message) {
68 return message_sender_->Send(message);
69 }
70
71 } // namespace content
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