pkg/gmredi/gmredi_calc_diff.F

C $Header: /u/gcmpack/MITgcm/pkg/gmredi/gmredi_calc_diff.F,v 1.8 2004/10/22 01:40:24 jmc Exp $
C $Name:  $

#include "GMREDI_OPTIONS.h"

      SUBROUTINE GMREDI_CALC_DIFF( 
     I        bi,bj,iMin,iMax,jMin,jMax,kArg,kSize,
     U        KappaRx,
     I        tracerIdentity,myThid)

C     /==========================================================\
C     | SUBROUTINE GMREDI_CALC_DIFF                              |
C     | o Add contribution to net diffusivity from GM/Redi       |
C     \==========================================================/
      IMPLICIT NONE

C     == GLobal variables ==
#include "SIZE.h"
#include "EEPARAMS.h"
#include "PARAMS.h"
#include "GRID.h"
#ifdef ALLOW_GMREDI
#include "GMREDI.h"
#endif

C     == Routine arguments ==
C     bi, bj,   :: tile indices
C     iMin,iMax :: Range of points for which calculation is done
C     jMin,jMax :: Range of points for which calculation is done
C     kArg      :: = 0 -> do the k-loop here and treat all levels
C                  > 0 -> k-loop is done outside and treat only level k=kArg
C     kSize     :: 3rd Dimension of the vertical diffusivity array KappaRx
C     KappaRx   :: vertical diffusivity array 
C     myThid    :: Instance number for this innvocation of GMREDI_CALC_DIFF
C
      INTEGER bi,bj,iMin,iMax,jMin,jMax,kArg,kSize
      _RL KappaRx(1-Olx:sNx+Olx,1-Oly:sNy+Oly,kSize)
      INTEGER tracerIdentity
      INTEGER myThid

#ifdef ALLOW_GMREDI

C     == Local variables ==
C     i,j,k     :: Loop counters
      INTEGER i,j,k

C--   Add Vertical diffusivity contribution from GM/Redi
      IF ( kArg .EQ. 0 ) THEN
C-    do all levels :
        DO k=1,MIN(Nr,kSize)
         DO j=jMin,jMax
          DO i=iMin,iMax
            KappaRx(i,j,k) = KappaRx(i,j,k)+Kwz(i,j,k,bi,bj)
          ENDDO
         ENDDO
        ENDDO
      ELSE
C-    do level k=kArg only :
         k = MIN(kArg,kSize)
         DO j=jMin,jMax
          DO i=iMin,iMax
            KappaRx(i,j,k) = KappaRx(i,j,k)+Kwz(i,j,kArg,bi,bj)
          ENDDO
         ENDDO
      ENDIF

#endif /* ALLOW_GMREDI */

      RETURN
      END
1	C $Header: /u/gcmpack/MITgcm/pkg/gmredi/gmredi_calc_diff.F,v 1.8 2004/10/22 01:40:24 jmc Exp $
2	C $Name: $
3
4	#include "GMREDI_OPTIONS.h"
5
6	SUBROUTINE GMREDI_CALC_DIFF(
7	I bi,bj,iMin,iMax,jMin,jMax,kArg,kSize,
8	U KappaRx,
9	I tracerIdentity,myThid)
10
11	C /==========================================================\
12	C \| SUBROUTINE GMREDI_CALC_DIFF \|
13	C \| o Add contribution to net diffusivity from GM/Redi \|
14	C \==========================================================/
15	IMPLICIT NONE
16
17	C == GLobal variables ==
18	#include "SIZE.h"
19	#include "EEPARAMS.h"
20	#include "PARAMS.h"
21	#include "GRID.h"
22	#ifdef ALLOW_GMREDI
23	#include "GMREDI.h"
24	#endif
25
26	C == Routine arguments ==
27	C bi, bj, :: tile indices
28	C iMin,iMax :: Range of points for which calculation is done
29	C jMin,jMax :: Range of points for which calculation is done
30	C kArg :: = 0 -> do the k-loop here and treat all levels
31	C > 0 -> k-loop is done outside and treat only level k=kArg
32	C kSize :: 3rd Dimension of the vertical diffusivity array KappaRx
33	C KappaRx :: vertical diffusivity array
34	C myThid :: Instance number for this innvocation of GMREDI_CALC_DIFF
35	C
36	INTEGER bi,bj,iMin,iMax,jMin,jMax,kArg,kSize
37	_RL KappaRx(1-Olx:sNx+Olx,1-Oly:sNy+Oly,kSize)
38	INTEGER tracerIdentity
39	INTEGER myThid
40
41	#ifdef ALLOW_GMREDI
42
43	C == Local variables ==
44	C i,j,k :: Loop counters
45	INTEGER i,j,k
46
47	C-- Add Vertical diffusivity contribution from GM/Redi
48	IF ( kArg .EQ. 0 ) THEN
49	C- do all levels :
50	DO k=1,MIN(Nr,kSize)
51	DO j=jMin,jMax
52	DO i=iMin,iMax
53	KappaRx(i,j,k) = KappaRx(i,j,k)+Kwz(i,j,k,bi,bj)
54	ENDDO
55	ENDDO
56	ENDDO
57	ELSE
58	C- do level k=kArg only :
59	k = MIN(kArg,kSize)
60	DO j=jMin,jMax
61	DO i=iMin,iMax
62	KappaRx(i,j,k) = KappaRx(i,j,k)+Kwz(i,j,kArg,bi,bj)
63	ENDDO
64	ENDDO
65	ENDIF
66
67	#endif /* ALLOW_GMREDI */
68
69	RETURN
70	END