477         curve3() : m_approximation_method(curve_div) {}  in curve3()
481             m_approximation_method(curve_div)  in curve3()
496             if(m_approximation_method == curve_inc)   in init()
508             m_approximation_method = v;   in approximation_method()
513             return m_approximation_method;   in approximation_method()
549             if(m_approximation_method == curve_inc)   in rewind()
561             if(m_approximation_method == curve_inc)   in vertex()
571         curve_approximation_method_e m_approximation_method;  variable
582         curve4() : m_approximation_method(curve_div) {}  in curve4()
587             m_approximation_method(curve_div)  in curve4()
593             m_approximation_method(curve_div)  in curve4()
609             if(m_approximation_method == curve_inc)   in init()
626             m_approximation_method = v;   in approximation_method()
631             return m_approximation_method;   in approximation_method()
663             if(m_approximation_method == curve_inc)   in rewind()
675             if(m_approximation_method == curve_inc)   in vertex()
685         curve_approximation_method_e m_approximation_method;  variable