doublen_to_point ensure_geoaggstate ensure_geoaggstate_state tpoint_tcentroid_finalfn tpoint_tcentroid_transfn tpoint_transform_tcentroid tpointinst_tcentroid_finalfn tpointinst_transform_tcentroid tpointseq_cont_transform_tcentroid tpointseq_disc_transform_tcentroid tpointseq_tcentroid_finalfn tpointseqset_transform_tcentroid tspatial_extent_transfn

ensure_geoaggstate_state() bool ensure_geoaggstate_state ( const SkipList *  state1, const SkipList *  state2  ) Check the validity of two temporal geos for aggregation.