geography_closestpoint geography_interpolate_points geography_line_interpolate_point geography_line_locate_point geography_line_substring geography_shortestline geography_substring geography_tree_closestpoint ptarray_length_sphere ptarray_locate_point_spheroid

ptarray_length_sphere() static double ptarray_length_sphere ( const POINTARRAY *  pa ) static Returns the lenght of the point array wrt the sphere.