brightpass.h

/***************************************************************************
 *   Copyright (C) 2007 by Reality Rift Studios                            *
 *   http://www.realityrift.com  -  mattias@realityrift.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, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/

#ifndef neo_render_effect_brightpass_h
#define neo_render_effect_brightpass_h

#include "../../core/platform.h"

#if NEO_ENABLE_RENDER_EFFECT

#include "../effect.h"

namespace neo {
namespace render {

namespace effect {

class BrightPass : public Effect
{
    public:

                                                            BrightPass();

    virtual                                                ~BrightPass();


    void                                                    setThreshold( float threshold );


    virtual void                                            setInput( const RenderTexturePtr& p_texture );

    virtual void                                            process();

    protected:

    RenderTexturePtr                                        _p_input;

    TechniquePtr                                            _p_tech;

    float                                                   _threshold[4];

    float                                                   _offset[2][4];

    virtual void                                            setPreviousOutput( const RenderTexturePtr& p_texture );
};

}
}
}

#endif

#endif

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