argoids argtypid discont func invert numparam param reslinear restypid tpfunc tpfunc_base

tpfunc bool(* LiftedFunctionInfo::tpfunc) (const TInstant *, const TInstant *, bool, const TInstant *, const TInstant *, bool, Datum *, TimestampTz *) Turning point function for two temporal types.