st_clean_for_straighten st_close_contourset st_contours_open_or_closed st_define_weights st_delete_point st_eight_eps st_eighth_eps_2 st_eps1 st_eps2 st_error_contourset st_get_contour st_get_point st_get_point_d st_half_eps1 st_half_eps2 st_input st_int_eps1 st_int_three_eps st_int_two_eps st_intersect2 st_keep_endpoints st_open_contourset st_options st_put_contour st_put_point st_set_start_points_contours st_set_straighten_parameters st_sqr_min_altitude st_straighten st_straighten2 st_three_eps st_two_eps st_two_eps_2