bbox_gist_consider_split bbox_gist_fallback_split bbox_gist_picksplit_ext interval_cmp_lower interval_cmp_upper non_negative PLACE_LEFT PLACE_RIGHT tbox_adjust Tbox_gist_distance Tbox_gist_penalty Tbox_gist_picksplit Tbox_gist_same Tbox_gist_union tbox_index_consistent_leaf tbox_penalty tbox_size tbox_union_rt Tnumber_gist_compress tnumber_gist_consistent Tnumber_gist_consistent tnumber_gist_get_tbox

tbox_penalty() double tbox_penalty ( void *  bbox1, void *  bbox2  ) Return the amount by which the union of the two boxes is larger than the original TBox's area. The result can be +Infinity, but not NaN.