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HxSfStdev.h

/*
 *  Copyright (c) 1998, University of Amsterdam, The Netherlands.
 *  All rights reserved.
 *
 *
 *  Author(s):
 *  Dennis Koelma (koelma@wins.uva.nl)
 *  Edo Poll (poll@wins.uva.nl)
 */

#ifndef HxSfStdev_h
#define HxSfStdev_h

#include "HxSampleFunTem.h"

template <class ArgType, class ResType>
class HxSfStdev : public HxSampleFunTem<ArgType,ResType>
{
public:
                        HxSfStdev();
    virtual void        init();
    virtual void        next(ArgType pixV, ArgType maskV, HxPoint p);
    virtual ResType     result();
private:
    ResType             _sum;
    ResType             _sumSqr;
    HxScalarInt         _num;
};

#ifdef INC_TEMPLATE_SRC
#include "HxSfStdev.c"
#endif

#endif

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