[Olena-patches] milena r1641: Add operator/ between points and scalars

URL: https://svn.lrde.epita.fr/svn/oln/trunk/milena ChangeLog: 2008-01-08 Matthieu Garrigues &lt;garrigues(a)lrde.epita.fr&gt; * mln/core/concept/point.hh: Add operator/ between points and scalars. --- point.hh | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) Index: trunk/milena/mln/core/concept/point.hh =================================================================== --- trunk/milena/mln/core/concept/point.hh (revision 1640) +++ trunk/milena/mln/core/concept/point.hh (revision 1641) @@ -35,6 +35,7 @@ # include <mln/core/concept/point_site.hh> # include <mln/core/concept/dpoint.hh> +# include <mln/value/concept/scalar.hh> namespace mln @@ -104,7 +105,18 @@ template <typename P, typename D> P& operator-=(Point<P>& p, const Dpoint<D>& dp); + /*! \brief Divise a point \p by a scalar \p s. + * + * \param[in,out] p The targeted point. + * \param[in] dp A scalar. + * \return A reference to the point \p p once divised by \p s. + * + * \relates mln::Point + */ + template <typename P, typename D> + P& operator/(Point<P>& p, const value::Scalar<D>& dp); + // FIXME : add operators and traits? # ifndef MLN_INCLUDE_ONLY @@ -146,6 +158,19 @@ return p; } + + template <typename P, typename D> + inline + P& + operator/(Point<P>& p_, const value::Scalar<D>& s_) + { + P& p = exact(p_); + const D& s = exact(s_); + for (unsigned i = 0; i < P::dim; ++i) + p[i] /= s; + return p; + } + # endif // ! MLN_INCLUDE_ONLY } // end of namespace mln