BACK BOTTOM clipt computeMaxBorderCode computeRegionCode FRONT INSIDE LEFT liangBarskyClip point_force2d RIGHT tgeo_at_geom tgeo_at_stbox tgeo_at_value tgeo_minus_geom tgeo_minus_stbox tgeo_minus_value tgeo_restrict_geom tgeo_restrict_stbox tgeo_value_at_timestamptz tgeoinst_restrict_geom tgeoinst_restrict_geom_iter tgeoinst_restrict_stbox tgeoinst_restrict_stbox_iter tgeoseq_disc_restrict_geom tgeoseq_disc_restrict_stbox tgeoseq_restrict_geom tgeoseq_restrict_stbox tgeoseq_step_restrict_geom tgeoseq_step_restrict_stbox tgeoseqset_restrict_geom tgeoseqset_restrict_stbox TOP tpoint_at_geom tpoint_at_stbox_segm tpoint_at_value tpoint_force2d tpoint_minus_geom tpoint_minus_value tpointinst_restrict_geom_iter tpointinst_restrict_stbox_iter tpointsegm_timestamp_at_value1_iter tpointseq_at_stbox_segm tpointseq_interperiods tpointseq_linear_at_geom tpointseq_linear_at_stbox_xyz tpointseq_linear_restrict_geom tpointseq_linear_restrict_stbox tpointseq_timestamp_at_value tpointseqset_at_stbox_segm XMAX YMAX ZMAX

point_force2d() static Datum point_force2d ( Datum  point, Datum  srid  ) static Force a point to be in 2D.