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heimbach |
1.3 |
C $Header: /u/gcmpack/MITgcm/pkg/timeave/timeave_cumul_dif_1t.F,v 1.2 2003/10/09 04:19:20 edhill Exp $ |
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jmc |
1.1 |
C $Name: $ |
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edhill |
1.2 |
#include "TIMEAVE_OPTIONS.h" |
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jmc |
1.1 |
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CStartofinterface |
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SUBROUTINE TIMEAVE_CUMUL_DIF_1T( |
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O fldtave, |
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heimbach |
1.3 |
I fld1, fld2, Ksize, dir, deltaTloc, |
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jmc |
1.1 |
I bi, bj, myThid ) |
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C /==========================================================* |
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C | SUBROUTINE TIMEAVE_CUMUL_DIF_1T |
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C | o Sum over time the product: |
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C | minus gradient of 1rst field x 2nd field (1 tile) |
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C \==========================================================* |
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IMPLICIT NONE |
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C == Global variables === |
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#include "SIZE.h" |
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#include "EEPARAMS.h" |
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#include "GRID.h" |
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C == Routine arguments == |
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C myThid - Thread number for this instance of the routine. |
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C fldtave - time averaged Field |
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C fld1,fld2 - Input Field |
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C dir - define the gradient direction: 1: X dir ; 2: Y dir ; 3: R dir |
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C Ksize - 3rd dimension of local arrays (Input and Output fields) |
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INTEGER Ksize, dir |
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_RL fld1(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Ksize,nSx,nSy) |
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_RL fld2(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Ksize) |
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_RL fldtave(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Ksize,nSx,nSy) |
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heimbach |
1.3 |
_RL deltaTloc |
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jmc |
1.1 |
INTEGER bi, bj, myThid |
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CEndofinterface |
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#ifdef ALLOW_TIMEAVE |
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C == Local variables == |
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C i,j,k,bi,bj - Loop counters |
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INTEGER i, j, k |
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IF ( dir.eq.1 ) THEN |
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DO k=1,Ksize |
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DO j=1,sNy |
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DO i=1,sNx |
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fldtave(i,j,k,bi,bj) = fldtave(i,j,k,bi,bj) |
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& - ( fld1(i,j,k,bi,bj) - fld1(i-1,j,k,bi,bj) ) |
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& * recip_dxC(i,j,bi,bj) |
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heimbach |
1.3 |
& * fld2(i,j,k) * deltaTloc |
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jmc |
1.1 |
ENDDO |
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ENDDO |
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ENDDO |
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ELSEIF ( dir.eq.2 ) THEN |
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DO k=1,Ksize |
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DO j=1,sNy |
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DO i=1,sNx |
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fldtave(i,j,k,bi,bj) = fldtave(i,j,k,bi,bj) |
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& - ( fld1(i,j,k,bi,bj) - fld1(i,j-1,k,bi,bj) ) |
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& * recip_dyC(i,j,bi,bj) |
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heimbach |
1.3 |
& * fld2(i,j,k) * deltaTloc |
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jmc |
1.1 |
ENDDO |
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ENDDO |
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ENDDO |
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ELSEIF ( dir.eq.3 ) THEN |
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DO k=2,Ksize |
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DO j=1,sNy |
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DO i=1,sNx |
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fldtave(i,j,k,bi,bj) = fldtave(i,j,k,bi,bj) |
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& + ( fld1(i,j,k,bi,bj) - fld1(i,j,k-1,bi,bj) ) |
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& * recip_drC(k) |
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heimbach |
1.3 |
& * fld2(i,j,k) * deltaTloc |
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jmc |
1.1 |
ENDDO |
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ENDDO |
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ENDDO |
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ENDIF |
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#endif /* ALLOW_TIMEAVE */ |
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RETURN |
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END |
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