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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 "components/surfaces/surfaces_scheduler.h" | |
| 6 | |
| 7 #include "cc/surfaces/display.h" | |
| 8 | |
| 9 namespace surfaces { | |
| 10 | |
| 11 SurfacesScheduler::SurfacesScheduler() { | |
| 12 cc::SchedulerSettings settings; | |
| 13 scheduler_ = cc::Scheduler::Create( | |
| 14 this, settings, 0, base::MessageLoop::current()->task_runner(), nullptr); | |
| 15 scheduler_->SetCanStart(); | |
| 16 scheduler_->SetVisible(true); | |
| 17 scheduler_->SetCanDraw(true); | |
| 18 scheduler_->SetNeedsCommit(); | |
| 19 } | |
| 20 | |
| 21 SurfacesScheduler::~SurfacesScheduler() { | |
| 22 } | |
| 23 | |
| 24 void SurfacesScheduler::SetNeedsDraw() { | |
| 25 // Don't tell the scheduler we need to draw if we have no active displays | |
| 26 // which can happen if we haven't initialized displays yet or if all active | |
| 27 // displays have lost their context. | |
| 28 if (!displays_.empty()) | |
| 29 scheduler_->SetNeedsRedraw(); | |
| 30 } | |
| 31 | |
| 32 void SurfacesScheduler::OnVSyncParametersUpdated(base::TimeTicks timebase, | |
| 33 base::TimeDelta interval) { | |
| 34 scheduler_->CommitVSyncParameters(timebase, interval); | |
| 35 } | |
| 36 | |
| 37 void SurfacesScheduler::AddDisplay(cc::Display* display) { | |
| 38 DCHECK(displays_.find(display) == displays_.end()); | |
| 39 displays_.insert(display); | |
| 40 | |
| 41 // A draw might be necessary (e.g., this display might be getting added on | |
| 42 // resumption from the app being in the background as happens on android). | |
| 43 SetNeedsDraw(); | |
| 44 } | |
| 45 | |
| 46 void SurfacesScheduler::RemoveDisplay(cc::Display* display) { | |
| 47 auto it = displays_.find(display); | |
| 48 DCHECK(it != displays_.end()); | |
| 49 displays_.erase(it); | |
| 50 } | |
| 51 | |
| 52 void SurfacesScheduler::WillBeginImplFrame(const cc::BeginFrameArgs& args) { | |
| 53 } | |
| 54 | |
| 55 void SurfacesScheduler::DidFinishImplFrame() { | |
| 56 } | |
| 57 | |
| 58 void SurfacesScheduler::ScheduledActionSendBeginMainFrame() { | |
| 59 scheduler_->NotifyBeginMainFrameStarted(); | |
| 60 scheduler_->NotifyReadyToCommit(); | |
| 61 } | |
| 62 | |
| 63 cc::DrawResult SurfacesScheduler::ScheduledActionDrawAndSwapIfPossible() { | |
| 64 base::TimeTicks start = base::TimeTicks::Now(); | |
| 65 for (const auto& it : displays_) { | |
| 66 it->Draw(); | |
| 67 } | |
| 68 base::TimeDelta duration = base::TimeTicks::Now() - start; | |
| 69 | |
| 70 draw_estimate_ = (duration + draw_estimate_) / 2; | |
| 71 return cc::DRAW_SUCCESS; | |
| 72 } | |
| 73 | |
| 74 cc::DrawResult SurfacesScheduler::ScheduledActionDrawAndSwapForced() { | |
| 75 NOTREACHED() << "ScheduledActionDrawAndSwapIfPossible always succeeds."; | |
| 76 return cc::DRAW_SUCCESS; | |
| 77 } | |
| 78 | |
| 79 void SurfacesScheduler::ScheduledActionAnimate() { | |
| 80 } | |
| 81 | |
| 82 void SurfacesScheduler::ScheduledActionCommit() { | |
| 83 } | |
| 84 | |
| 85 void SurfacesScheduler::ScheduledActionActivateSyncTree() { | |
| 86 } | |
| 87 | |
| 88 void SurfacesScheduler::ScheduledActionBeginOutputSurfaceCreation() { | |
| 89 scheduler_->DidCreateAndInitializeOutputSurface(); | |
| 90 } | |
| 91 | |
| 92 void SurfacesScheduler::ScheduledActionPrepareTiles() { | |
| 93 } | |
| 94 | |
| 95 void SurfacesScheduler::ScheduledActionInvalidateOutputSurface() { | |
| 96 } | |
| 97 | |
| 98 void SurfacesScheduler::DidAnticipatedDrawTimeChange(base::TimeTicks time) { | |
| 99 } | |
| 100 | |
| 101 base::TimeDelta SurfacesScheduler::DrawDurationEstimate() { | |
| 102 return draw_estimate_; | |
| 103 } | |
| 104 | |
| 105 base::TimeDelta SurfacesScheduler::BeginMainFrameToCommitDurationEstimate() { | |
| 106 return base::TimeDelta(); | |
| 107 } | |
| 108 | |
| 109 base::TimeDelta SurfacesScheduler::CommitToActivateDurationEstimate() { | |
| 110 return base::TimeDelta(); | |
| 111 } | |
| 112 | |
| 113 void SurfacesScheduler::SendBeginFramesToChildren( | |
| 114 const cc::BeginFrameArgs& args) { | |
| 115 } | |
| 116 | |
| 117 void SurfacesScheduler::SendBeginMainFrameNotExpectedSoon() { | |
| 118 } | |
| 119 | |
| 120 } // namespace mojo | |
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Chromium Code Reviews
Issue 1150093003:
Move GLES2, GPU & Surfaces into the ViewManager directory. This does not merge the applications, th… (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master