virtual void Transform_Ax_Plus_B (double Ax, double Bx, double Ay, double By);
virtual void GetSpline_i_Point(int i, double *x, double *y, double *z);
virtual void GetSpline_t_Point(double t, double *x, double *y, double *z);
virtual void Transform_Ax_Plus_B (double Ax, double Bx, double Ay, double By);
virtual void GetSpline_i_Point(int i, double *x, double *y, double *z);
virtual void GetSpline_t_Point(double t, double *x, double *y, double *z);