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HxBpoSetPixElt.h

/*
 *  Copyright (c) 2000, University of Amsterdam, The Netherlands.
 *  All rights reserved.
 *
 *  Author(s):
 *  Edo Poll (poll@wins.uva.nl)
 *
 */

#ifndef HxBpoSetPixElt_h
#define HxBpoSetPixElt_h

#include "HxTagList.h"
#include "HxClassName.h"
#include "HxCategories.h"


template<class DstValT, class Src1ValT, class Src2ValT>
class HxBpoSetPixElt
{
public:
    typedef HxTagTransInVar TransVarianceCategory;

                    HxBpoSetPixElt(HxTagList& tags);

    DstValT         doIt(const Src1ValT& x, const Src2ValT& y)
                        { DstValT r(x); r.setValue(_dim, y.x()); return r; }

    static HxString className()
                        { return HxString("setPixelElement"); }

private:
    int             _dim;
};

template<class DstValT, class Src1ValT, class Src2ValT>
inline
HxBpoSetPixElt<DstValT, Src1ValT, Src2ValT>::HxBpoSetPixElt(HxTagList& tags)
{
    _dim = HxGetTag(tags, "dimension", int(1));
    if (_dim < 0)
        _dim = 1;
    _dim = ((_dim - 1) % 3) + 1;
}

#endif

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