38 lines
1.5 KiB
C++
38 lines
1.5 KiB
C++
/********************************************************************
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KWin - the KDE window manager
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This file is part of the KDE project.
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Copyright (C) 2020 Vlad Zahorodnii <vlad.zahorodnii@kde.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*********************************************************************/
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#include "xwaylandclient.h"
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namespace KWin
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{
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bool XwaylandClient::wantsSyncCounter() const
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{
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// When the frame window is resized, the attached buffer will be destroyed by
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// Xwayland, causing unexpected invalid previous and current window pixmaps.
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// With the addition of multiple window buffers in Xwayland 1.21, X11 clients
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// are no longer able to destroy the buffer after it's been committed and not
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// released by the compositor yet.
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static const quint32 xwaylandVersion = xcb_get_setup(connection())->release_number;
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return xwaylandVersion >= 12100000;
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}
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} // namespace KWin
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