/// <summary> /// Compute the clockwise angle of the vector pointing from b to a /// </summary> /// <param name="a"></param> /// <param name="b"></param> /// <returns></returns> public static float AngleBetweenPoints(Vector2D a, Vector2D b) { Vector2D bToA = a - b; bToA.Normalize(); return(bToA.ToAngle()); }