Gamma.h

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////////////////////////////////////////////////////////////////////////////////
//    Scorched3D (c) 2000-2009
//
//    This file is part of Scorched3D.
//
//    Scorched3D 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.
//
//    Scorched3D 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 Scorched3D; if not, write to the Free Software
//    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
////////////////////////////////////////////////////////////////////////////////

#ifndef _GAMMA_H_
#define _GAMMA_H_

#include <SDL/SDL.h>

struct GammaSettings
{
        Uint16 Red  [256];      
        Uint16 Green[256];
        Uint16 Blue [256];
};

class Gamma
{
public:
        static Gamma *instance();

        // should be between 0.3f, 4.0f
        bool save();
        bool set();

        void reset();

protected:
        static Gamma *instance_;

private:
        Gamma();
        virtual ~Gamma();

        GammaSettings savedSettings_;
};

#endif /* _GAMMA_H_ */

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