ColorMaski

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/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2014 Robert Osfield
 *
 * This library is open source and may be redistributed and/or modified under
 * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
 * (at your option) any later version.  The full license is in LICENSE file
 * included with this distribution, and on the openscenegraph.org website.
 *
 * This library 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
 * OpenSceneGraph Public License for more details.
*/
 
#ifndef OSG_COLORMASKI
#define OSG_COLORMASKI 1
 
#include <osg/ColorMask>
 
namespace osg {

class OSG_EXPORT ColorMaski : public ColorMask
{
    public :
 
        ColorMaski();
 
        ColorMaski(unsigned int buf, bool red, bool green, bool blue, bool alpha):
            ColorMask(red, green,blue,alpha),
            _index(buf) {}

        ColorMaski(const ColorMaski& cm,const CopyOp& copyop=CopyOp::SHALLOW_COPY):
            ColorMask(cm,copyop),
            _index(cm._index) {}
 
        META_StateAttribute(osg, ColorMaski, COLORMASK);

        virtual int compare(const StateAttribute& sa) const
        {
            // Check for equal types, then create the rhs variable
            // used by the COMPARE_StateAttribute_Parameter macros below.
            COMPARE_StateAttribute_Types(ColorMaski,sa)
 
            COMPARE_StateAttribute_Parameter(_index);
 
            return ColorMask::compare(sa);
        }

        virtual unsigned int getMember() const { return _index; }

        void setIndex(unsigned int buf);

        unsigned int getIndex() const { return _index; }
 
        virtual void apply(State& state) const;
 
    protected:
 
        virtual ~ColorMaski();
 
        unsigned int    _index;
 
};
 
}
 
#endif