DatumGetSTboxP PG_GETARG_STBOX_P PG_RETURN_STBOX_P point_get_coords STboxPGetDatum tstzset_stbox_slice tstzspanset_stbox_slice

point_get_coords() void point_get_coords ( const GSERIALIZED *  point, bool  hasz, double *  x, double *  y, double *  z  ) Get the coordinates from a geometry/geography point. Note This function is called for the points composing a temporal point Precondition The point is not empty