kwin/effects/_test/gears.h
2011-01-31 20:07:03 +01:00

62 lines
1.7 KiB
C++

/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2009 Martin Gräßlin <kde@martin-graesslin.com>
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_GEARS_H
#define KWIN_GEARS_H
#include "../cube/cube_inside.h"
#include <kwinglutils.h>
/*
* This is a demo effect to show how to paint something (in this case the gears of glxgears)
* inside the cube.
*/
namespace KWin
{
class GearsEffect : public CubeInsideEffect
{
public:
GearsEffect();
~GearsEffect();
virtual void paint();
virtual void setActive(bool active);
virtual void prePaintScreen(ScreenPrePaintData& data, int time);
virtual void postPaintScreen();
static bool supported();
private:
void gear(float inner_radius, float outer_radius, float width, int teeth, float tooth_depth);
void paintGears();
void initGears();
void endGears();
bool m_active;
GLuint m_gear1;
GLuint m_gear2;
GLuint m_gear3;
float m_contentRotation;
float m_angle;
};
} //namespace
#endif // KWIN_GEARS_H