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HxKernel.h

/*
 *  Copyright (c) 1999, University of Amsterdam, The Netherlands.
 *  All rights reserved.
 *
 *  Author(s):
 *  Edo Poll                (poll@wins.uva.nl)
 *  Marc Navarro            (mnavarro@wins.uva.nl)
 */

#ifndef HxKernel_h
#define HxKernel_h

#include "HxClassName.h"
#include "HxSizes.h"
#include "HxTagList.h"

template<class KerDataPtrT, class ArithT>
class HxKernel1d
{
public:

                    HxKernel1d(KerDataPtrT kerPtr, HxSizes size, HxTagList&);
                    ~HxKernel1d();

    const ArithT&   operator ()(int i) const;
    static HxString className();

private:
    ArithT*         _data;
};

template<class KerDataPtrT, class ArithT>
inline const ArithT&
HxKernel1d<KerDataPtrT, ArithT>::operator() (int i) const
{
    return _data[i];
}

template<class KerDataPtrT, class ArithT>
class HxKernel2d
{
public:

                    HxKernel2d(KerDataPtrT kerPtr, HxSizes size, HxTagList&);
                    ~HxKernel2d();

    ArithT          operator ()(int i, int j) const;
    static HxString className();

private:
    ArithT*         _data;
    int             _width;         
};

template<class KerDataPtrT, class ArithT>
inline ArithT
HxKernel2d<KerDataPtrT, ArithT>::operator() (int i, int j) const
{
    return _data[j*_width+i];
}

template<class KerDataPtrT, class ArithT>
class HxKernel3d
{
public:

                    HxKernel3d(KerDataPtrT kerPtr, HxSizes size, HxTagList&);
                    ~HxKernel3d();

    ArithT          operator ()(int i, int j, int k) const;
    static HxString className();

private:
    ArithT*         _data;
    int             _width;
    int             _height;
};

template<class KerDataPtrT, class ArithT>
inline ArithT
HxKernel3d<KerDataPtrT, ArithT>::operator() (int i, int j, int k) const
{
    return _data[(k*_height+j)*_width+i];
}

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

#endif

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