kwin/compositingprefs.h

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/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2007 Rivo Laks <rivolaks@hot.ee>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*********************************************************************/
#ifndef KWIN_COMPOSITINGPREFS_H
#define KWIN_COMPOSITINGPREFS_H
#include <QString>
#include <QStringList>
#include "kwinglutils.h"
namespace KWin
{
class CompositingPrefs
{
public:
CompositingPrefs();
~CompositingPrefs();
class Version : public QStringList
{
public:
Version() : QStringList() {}
Version( const QString& str );
int compare( const Version& v ) const;
bool operator<( const Version& v ) const { return ( compare( v ) == -1 ); }
bool operator<=( const Version& v ) const { return ( compare( v ) != 1 ); }
bool operator>( const Version& v ) const { return ( compare( v ) == 1 ); }
bool operator>=( const Version& v ) const { return ( compare( v ) != -1 ); }
};
static bool compositingPossible();
static QString compositingNotPossibleReason();
bool enableCompositing() const;
bool enableVSync() const { return mEnableVSync; }
bool enableDirectRendering() const { return mEnableDirectRendering; }
bool strictBinding() const { return mStrictBinding; }
void detect();
QString driver() const { return mDriver; }
Version version() const { return mVersion; }
bool xgl() const { return mXgl; }
protected:
void detectDriverAndVersion();
void applyDriverSpecificOptions();
static bool detectXgl();
bool createGLXContext();
void deleteGLXContext();
private:
QString mGLVendor;
QString mGLRenderer;
QString mGLVersion;
QString mDriver;
Version mVersion;
bool mXgl;
bool mEnableCompositing;
bool mEnableVSync;
bool mEnableDirectRendering;
bool mStrictBinding;
#ifdef KWIN_HAVE_OPENGL_COMPOSITING
GLXContext mGLContext;
Window mGLWindow;
#endif
};
}
#endif //KWIN_COMPOSITINGPREFS_H