/// <summary>
/// Computes the perpendicular distance between the (infinite) line defined
/// by this line segment and a point.
/// </summary>
/// <param name="p"></param>
/// <returns></returns>
public virtual double DistancePerpendicular(Coordinate p)
{
return(CgAlgorithms.DistancePointLinePerpendicular(new Coordinate(p), P0, P1));
}