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HxImportPackedRgb.h

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

#ifndef HxImportPackedRgb_h
#define HxImportPackedRgb_h

#include "HxCategories.h"
#include "HxTagList.h"
#include "HxVec3Int.h"


template<class ArithT>
class HxImportPackedRgb
{
public:
    typedef HxTagPixOpIn        DirectionCategory;
    typedef HxTagTransInVar     TransVarianceCategory;
    typedef HxTag1Phase         PhaseCategory;

                        HxImportPackedRgb(HxTagList&);

    ArithT              doIt();

    static HxString     className();
private:
    int*                _data;
};


template<class ArithT>
inline
HxImportPackedRgb<ArithT>::HxImportPackedRgb(HxTagList& tags)
{
    _data = HxGetTag<int*>(tags, "dataPtr", ((int*)0));
}

template<class ArithT>
inline HxString
HxImportPackedRgb<ArithT>::className()
{
    static HxString name("importPackedRgb");
    return name;
}

template<class ArithT>
inline ArithT
HxImportPackedRgb<ArithT>::doIt()
{
    int argb = *_data++;
    return HxVec3Int((argb >> 16) & 255, (argb >> 8) & 255, argb & 255);
}

#endif

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