mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
74 lines
2.2 KiB
C++
74 lines
2.2 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "VsyncDispatcher.h"
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#include "mozilla/ClearOnShutdown.h"
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#include "mozilla/layers/CompositorParent.h"
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#include "gfxPrefs.h"
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#include "gfxPlatform.h"
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#include "VsyncSource.h"
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#ifdef MOZ_ENABLE_PROFILER_SPS
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#include "GeckoProfiler.h"
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#include "ProfilerMarkers.h"
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#endif
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#ifdef MOZ_WIDGET_GONK
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#include "GeckoTouchDispatcher.h"
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#endif
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using namespace mozilla::layers;
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namespace mozilla {
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CompositorVsyncDispatcher::CompositorVsyncDispatcher()
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: mCompositorObserverLock("CompositorObserverLock")
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{
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MOZ_ASSERT(XRE_IsParentProcess());
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gfxPlatform::GetPlatform()->GetHardwareVsync()->AddCompositorVsyncDispatcher(this);
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}
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CompositorVsyncDispatcher::~CompositorVsyncDispatcher()
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{
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// We auto remove this vsync dispatcher from the vsync source in the nsBaseWidget
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MOZ_ASSERT(NS_IsMainThread());
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}
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void
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CompositorVsyncDispatcher::NotifyVsync(TimeStamp aVsyncTimestamp)
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{
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// In hardware vsync thread
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#ifdef MOZ_ENABLE_PROFILER_SPS
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if (profiler_is_active()) {
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CompositorParent::PostInsertVsyncProfilerMarker(aVsyncTimestamp);
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}
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#endif
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MutexAutoLock lock(mCompositorObserverLock);
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if (gfxPrefs::VsyncAlignedCompositor() && mCompositorVsyncObserver) {
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mCompositorVsyncObserver->NotifyVsync(aVsyncTimestamp);
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}
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}
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void
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CompositorVsyncDispatcher::SetCompositorVsyncObserver(VsyncObserver* aVsyncObserver)
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{
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MOZ_ASSERT(CompositorParent::IsInCompositorThread());
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MutexAutoLock lock(mCompositorObserverLock);
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mCompositorVsyncObserver = aVsyncObserver;
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}
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void
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CompositorVsyncDispatcher::Shutdown()
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{
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// Need to explicitly remove CompositorVsyncDispatcher when the nsBaseWidget shuts down.
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// Otherwise, we would get dead vsync notifications between when the nsBaseWidget
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// shuts down and the CompositorParent shuts down.
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MOZ_ASSERT(XRE_IsParentProcess());
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MOZ_ASSERT(NS_IsMainThread());
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gfxPlatform::GetPlatform()->GetHardwareVsync()->RemoveCompositorVsyncDispatcher(this);
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}
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} // namespace mozilla
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