--- MITgcm/pkg/seaice/groatb.F	2003/06/24 16:09:37	1.8
+++ MITgcm/pkg/seaice/groatb.F	2003/11/06 22:13:00	1.11
@@ -1,7 +1,8 @@
-C 
+C $Header: /home/ubuntu/mnt/e9_copy/MITgcm/pkg/seaice/Attic/groatb.F,v 1.11 2003/11/06 22:13:00 heimbach Exp $
+C $Name:  $
 
 #include "SEAICE_OPTIONS.h"
- 
+
 CStartOfInterface
       SUBROUTINE groatb( A22, myThid )
 C     /==========================================================\
@@ -43,21 +44,18 @@
 
       INTEGER i, j, bi, bj
       INTEGER KOPEN
-      _RL U1, V1, SPEED_SQ
+      _RL SPEED_SQ
       _RL HICE (1-OLx:sNx+OLx, 1-OLy:sNy+OLy)
       _RL UG   (1-OLx:sNx+OLx, 1-OLy:sNy+OLy)
 
 #ifdef SEAICE_MULTILEVEL
       INTEGER it
+      INTEGER ilockey
       _RL RK
       _RL HICEP(1-OLx:sNx+OLx, 1-OLy:sNy+OLy)
       _RL FICEP(1-OLx:sNx+OLx, 1-OLy:sNy+OLy)
 #endif
 
-C if this is not done before then do it here
-      _EXCH_XY_R8(UWIND, myThid)
-      _EXCH_XY_R8(VWIND, myThid)
-
 CADJ loop = parallel
       DO bj=myByLo(myThid),myByHi(myThid)
 CADJ loop = parallel
@@ -114,11 +112,7 @@
 
         DO J=1,sNy
          DO I=1,sNx
-          U1=0.25 _d 0*(UWIND(I+1,J+1,bi,bj)+UWIND(I+1,J,bi,bj)
-     1      +UWIND(I,J+1,bi,bj)+UWIND(I,J,bi,bj))
-          V1=0.25 _d 0*(VWIND(I+1,J+1,bi,bj)+VWIND(I+1,J,bi,bj)
-     1      +VWIND(I,J+1,bi,bj)+VWIND(I,J,bi,bj))
-          SPEED_SQ = U1**2 + V1**2
+          SPEED_SQ = UWIND(I,J,bi,bj)**2 + VWIND(I,J,bi,bj)**2
           IF ( SPEED_SQ .LE. SEAICE_EPS_SQ ) THEN
              UG(I,J)=SEAICE_EPS
           ELSE
@@ -133,21 +127,26 @@
 CADJ STORE lwdown(:,:,bi,bj) = comlev1_bibj, 
 CADJ &                           key = iicekey, byte = isbyte
 #endif /* ALLOW_AUTODIFF_TAMC */
+
 C NOW DETERMINE GROWTH RATES
 C FIRST DO OPEN WATER
         KOPEN=-1
         CALL BUDGET(UG, TMIX, HICE, FO, KOPEN, bi, bj)
 
-#ifdef ALLOW_AUTODIFF_TAMC
-CADJ STORE atemp(:,:,bi,bj)  = comlev1_bibj, 
-CADJ &                           key = iicekey, byte = isbyte
-CADJ STORE lwdown(:,:,bi,bj) = comlev1_bibj, 
-CADJ &                           key = iicekey, byte = isbyte
-#endif /* ALLOW_AUTODIFF_TAMC */
 C NOW DO ICE
         KOPEN=1
 #ifdef SEAICE_MULTILEVEL
-        DO IT=1,7
+C--  Start loop over muli-levels
+        DO IT=1,MULTDIM
+#ifdef ALLOW_AUTODIFF_TAMC
+         ilockey = (iicekey-1)*MULTDIM + IT
+CADJ STORE atemp(:,:,bi,bj)    = comlev1_multdim, 
+CADJ &                           key = ilockey, byte = isbyte
+CADJ STORE lwdown(:,:,bi,bj)   = comlev1_multdim, 
+CADJ &                           key = ilockey, byte = isbyte
+CADJ STORE tices(:,:,it,bi,bj) = comlev1_multdim, 
+CADJ &                           key = ilockey, byte = isbyte
+#endif /* ALLOW_AUTODIFF_TAMC */
          DO J=1,sNy
           DO I=1,sNx
            RK=IT*1.0
@@ -163,12 +162,19 @@
           ENDDO
          ENDDO
         ENDDO
+C--  End loop over muli-levels
         DO J=1,sNy
          DO I=1,sNx
           FICE(I,J,bi,bj)=FICEP(I,J)
          ENDDO
         ENDDO
 #else  /* SEAICE_MULTILEVEL */
+#ifdef ALLOW_AUTODIFF_TAMC
+CADJ STORE atemp(:,:,bi,bj)   = comlev1_bibj, 
+CADJ &                           key = iicekey, byte = isbyte
+CADJ STORE lwdown(:,:,bi,bj)  = comlev1_bibj, 
+CADJ &                           key = iicekey, byte = isbyte
+#endif /* ALLOW_AUTODIFF_TAMC */
         CALL BUDGET(UG, TICE, HICE, FICE, KOPEN, bi, bj)
 #endif /* SEAICE_MULTILEVEL */