doublen_to_point geoaggstate_check geoaggstate_check_state geoaggstate_check_temp tpoint_extent_transfn tpoint_tcentroid_transfn tpoint_transform_tcentroid tpointdiscseq_transform_tcentroid tpointinst_tcentroid_finalfn tpointinst_transform_tcentroid tpointseq_tcentroid_finalfn tpointseq_transform_tcentroid tpointseqset_transform_tcentroid

tpoint_extent_transfn() STBox * tpoint_extent_transfn ( STBox *  box, const Temporal *  temp  ) Transition function for temporal extent aggregation of temporal point values.