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HxImportPpm.h

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

#ifndef HxImportPpm_h
#define HxImportPpm_h

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


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

                                    HxImportPpm(HxTagList&);

    ArithT                          doIt();

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


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

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

template<class ArithT>
inline ArithT
HxImportPpm<ArithT>::doIt()
{
    HxVec3Int p(_data[0], _data[1], _data[2]);
    _data += 3;
    return p;
}

#endif

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