YLScsDrawing.Geometry.Vector.DistancePointLine C# (CSharp) Méthode

        public static double DistancePointLine(PointF pt, PointF lnA, PointF lnB)
        {
            Vector v1 = new Vector(lnA, lnB);
            Vector v2 = new Vector(lnA, pt);
            v1 /= v1.Magnitude;
            return Math.Abs(v2.CrossProduct(v1));
        }