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Added SquaredDistance and made the point-plane version redirect to the plane-point one.

This commit is contained in:
Marco Di Benedetto 2009-10-06 16:22:35 +00:00
parent 06bda0acae
commit b17d165d0c
1 changed files with 17 additions and 5 deletions
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22
vcg/space/plane3.h
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@ -174,14 +174,26 @@ public:
typedef Plane3<float> Plane3f; typedef Plane3<float> Plane3f;
typedef Plane3<double> Plane3d; typedef Plane3<double> Plane3d;
///Distance plane - point (Move this function to somewhere else) ///Distance plane - point and vv. (Move these function to somewhere else)
template<class T> T Distance(const Plane3<T> &plane, const Point3<T> &point) { template<class T> T Distance(const Plane3<T> & plane, const Point3<T> & point)
{
return plane.Direction().dot(point) - plane.Offset(); return plane.Direction().dot(point) - plane.Offset();
} }
///Distance point-plane (Move this function to somewhere else) template<class T> T SquaredDistance(const Plane3<T> & plane, const Point3<T> & point)
template<class T> T Distance(const Point3<T> &point, const Plane3<T> &plane) { {
return plane.Direction().dot(point) - plane.Offset(); const T d = Distance(plane, point);
return (d * d);
}
template<class T> T Distance(const Point3<T> & point, const Plane3<T> & plane)
{
return Distance(plane, point);
}
template<class T> T SquaredDistance(const Point3<T> & point, const Plane3<T> & plane)
{
return SquaredDistance(plane, point);
} }
} // end namespace } // end namespace