1 SUBROUTINE cal_helicity (uh
, ph
, phb
, wavg
, ims
, ime
, its
, ite
)
2 INTEGER, INTENT( IN
) :: ims
, ime
, its
, ite
3 REAL, DIMENSION( ims
:ime
), INTENT( IN
) :: ph
, phb
, wavg
4 REAL, DIMENSION( ims
:ime
), INTENT( INOUT
) :: uh
8 zu
= (ph(i
) + phb(i
)) + (ph(i
-1) + phb(i
-1))
9 IF (wavg(i
) .GT
. 0) THEN
13 END SUBROUTINE cal_helicity