// ============================================================================
//
// Copyright (c) 1998 The CGAL Consortium
//
// This software and related documentation is part of an INTERNAL release
// of the Computational Geometry Algorithms Library (CGAL). It is not
// intended for general use.
//
// ----------------------------------------------------------------------------
//
// release       : $CGAL_Revision:  $
// release_date  : $CGAL_Date:  $
//
// file          : include/CGAL/wmult.h
// source        : sqdistance_2.fw
// author(s)     : Geert-Jan Giezeman
//
// coordinator   : Saarbruecken
//
// ============================================================================


#ifndef CGAL_WMULT_H
#define CGAL_WMULT_H

CGAL_BEGIN_NAMESPACE


#if defined CGAL_HOMOGENEOUS_H
template <class RT>
inline RT wmult(Homogeneous<RT>*, const RT &a, const RT & w)
{
    return a*w;
}

template <class RT>
inline RT wmult(Homogeneous<RT>*,
         const RT &a, const RT & w1, const RT & w2)
{
    return a*w1*w2;
}

template <class RT>
inline RT wmult(Homogeneous<RT>*, const RT &a,
                    const RT & w1, const RT & w2, const RT & w3)
{
    return a*w1*w2*w3;
}

template <class RT>
inline RT wmult(Homogeneous<RT>*, const RT &a,
                const RT & w1, const RT & w2, const RT & w3, const RT & w4)
{
    return a*w1*w2*w3*w4;
}
#endif // CGAL_HOMOGENEOUS_H

#if defined CGAL_SIMPLE_HOMOGENEOUS_H
template <class RT>
inline RT wmult(Simple_homogeneous<RT>*, const RT &a, const RT & w)
{
    return a*w;
}

template <class RT>
inline RT wmult(Simple_homogeneous<RT>*,
         const RT &a, const RT & w1, const RT & w2)
{
    return a*w1*w2;
}

template <class RT>
inline RT wmult(Simple_homogeneous<RT>*, const RT &a,
                    const RT & w1, const RT & w2, const RT & w3)
{
    return a*w1*w2*w3;
}

template <class RT>
inline RT wmult(Simple_homogeneous<RT>*, const RT &a,
                const RT & w1, const RT & w2, const RT & w3, const RT & w4)
{
    return a*w1*w2*w3*w4;
}
#endif // CGAL_SIMPLE_HOMOGENEOUS_H

#if defined CGAL_CARTESIAN_H
template <class RT>
inline RT wmult(Cartesian<RT> *, const RT &a, const RT & )
{
    return a;
}

template <class RT>
inline RT wmult(Cartesian<RT> *,
      const RT &a, const RT & , const RT & )
{
    return a;
}

template <class RT>
inline RT wmult(Cartesian<RT> *, const RT &a,
            const RT & , const RT & , const RT & )
{
    return a;
}

template <class RT>
inline RT wmult(Cartesian<RT> *, const RT &a,
            const RT & , const RT & , const RT & , const RT & )
{
    return a;
}
#endif // CGAL_CARTESIAN_H

#if defined CGAL_SIMPLE_CARTESIAN_H
template <class RT>
inline RT wmult(Simple_cartesian<RT> *, const RT &a, const RT & )
{
    return a;
}

template <class RT>
inline RT wmult(Simple_cartesian<RT> *,
      const RT &a, const RT & , const RT & )
{
    return a;
}

template <class RT>
inline RT wmult(Simple_cartesian<RT> *, const RT &a,
            const RT & , const RT & , const RT & )
{
    return a;
}

template <class RT>
inline RT wmult(Simple_cartesian<RT> *, const RT &a,
            const RT & , const RT & , const RT & , const RT & )
{
    return a;
}
#endif // CGAL_SIMPLE_CARTESIAN_H

CGAL_END_NAMESPACE

#endif // CGAL_WMULT_H