Bearing_geo_tpoint Bearing_point_point Bearing_tpoint_point Bearing_tpoint_tpoint datum_round_circularstring datum_round_geo datum_round_geometrycollection datum_round_linestring datum_round_multilinestring datum_round_multipoint datum_round_multipolygon datum_round_point datum_round_polygon datum_round_triangle datum_transform Geo_round geoset_round Geoset_round round_circularstring round_linestring round_multilinestring round_multipoint round_multipolygon round_point round_polygon round_triangle Tgeogpoint_to_tgeompoint Tgeompoint_to_tgeogpoint Tpoint_always_eq Tpoint_always_ne Tpoint_at_geometry Tpoint_at_stbox Tpoint_azimuth Tpoint_cumulative_length tpoint_ev_al_comp_ext Tpoint_ever_eq Tpoint_ever_ne Tpoint_get_srid Tpoint_get_x Tpoint_get_y Tpoint_get_z Tpoint_is_simple Tpoint_length Tpoint_make_simple Tpoint_minus_geometry Tpoint_minus_stbox tpoint_restrict_geometry_ext tpoint_round Tpoint_round Tpoint_set_srid Tpoint_speed Tpoint_trajectory tpoint_transform Tpoint_transform Tpoint_twcentroid tpointinst_transform tpointseq_transform tpointseqset_transform

datum_round_polygon() static Datum datum_round_polygon ( GSERIALIZED *  gs, Datum  prec  ) static Set the precision of the coordinates to the number of decimal places.