27 lines
1,005 B
Text
27 lines
1,005 B
Text
/* -*- Mode: C++; tab-width: 8; 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 "mozilla/layers/LayersMessageUtils.h";
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using class mozilla::TimeStamp from "mozilla/TimeStamp.h";
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using mozilla::layers::LayersId from "mozilla/layers/LayersTypes.h";
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using mozilla::VsyncEvent from "mozilla/VsyncDispatcher.h";
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namespace mozilla {
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namespace gfx {
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// This protocol only serves one purpose: deliver vsync notifications from a
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// dedicated thread in the UI process to the compositor thread in the
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// compositor process. The child side exists in the UI process, and the
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// parent side in the GPU process.
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[NeedsOtherPid, ParentProc=GPU, ChildProc=Parent]
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sync protocol PVsyncBridge
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{
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parent:
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async NotifyVsync(VsyncEvent vsync, LayersId layersId);
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};
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} // namespace gfx
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} // namespace mozilla
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