box2d_to_lwgeom box3d_to_lwgeom geo_as_wkt geog_serialize geom_serialize geom_spatialrel GEOS2POSTGIS lwgeom_line_interpolate_point POSTGIS2GEOS postgis_valid_typmod

lwgeom_line_interpolate_point() LWGEOM * lwgeom_line_interpolate_point ( LWGEOM *  lwgeom, double  fraction, int32_t  srid, char  repeat  ) Interpolate a point from a line. Precondition The argument fraction is in [0,1] and the type of the geometry is LINETYPE Note PostGIS function: LWGEOM_line_interpolate_point(PG_FUNCTION_ARGS)