/// <summary> /// Returns a value indicating the concavity of the vectors. /// 1 = Pointing the same way. /// > 0 = Concave. /// 0 = Orthogonal. /// < 0 = Convex. /// -1 = Pointing the exact opposite way. /// </summary> /// <param name="vector"></param> /// <returns></returns> public double ConcavityColinearity(NVector vector) { return(_vector.ConcavityCollinearity(vector)); }