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Diffstat (limited to 'gfx/ipc/PVsyncBridge.ipdl')
-rw-r--r-- | gfx/ipc/PVsyncBridge.ipdl | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/gfx/ipc/PVsyncBridge.ipdl b/gfx/ipc/PVsyncBridge.ipdl new file mode 100644 index 000000000..03c68bbde --- /dev/null +++ b/gfx/ipc/PVsyncBridge.ipdl @@ -0,0 +1,22 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +using class mozilla::TimeStamp from "mozilla/TimeStamp.h"; + +namespace mozilla { +namespace gfx { + +// This protocol only serves one purpose: deliver vsync notifications from a +// dedicated thread in the UI process to the compositor thread in the +// compositor process. The child side exists in the UI process, and the +// parent side in the GPU process. +sync protocol PVsyncBridge +{ +parent: + async NotifyVsync(TimeStamp vsyncTimeStamp, uint64_t layersId); +}; + +} // namespace gfx +} // namespace mozilla |