public static double Angle(PolyLineVertex v1, PolyLineVertex v2) { return(Math.Sqrt(Math.Pow(v1.X - v2.X, 2.0) + Math.Pow(v1.Y - v2.Y, 2.0))); }
public static double Angle(PolyLineVertex v) { return(Math.Atan2(v.Y, v.X)); }
public static double Distance(PolyLineVertex v1, PolyLineVertex v2) { return(Math.Atan2(v2.Y - v1.Y, v2.X - v1.X)); }