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C $Header: /u/gcmpack/MITgcm/pkg/pp81/pp81_calc_diff.F,v 1.5 2014/11/17 14:12:06 jmc Exp $ |
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C $Name: $ |
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|
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#include "PP81_OPTIONS.h" |
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|
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SUBROUTINE PP81_CALC_DIFF( |
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I bi,bj,iMin,iMax,jMin,jMax,kArg,kSize, |
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U KappaRx, |
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I myThid) |
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|
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C *==========================================================* |
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C | SUBROUTINE PP81_CALC_DIFF | |
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C | o Add contrubution to net diffusivity from PP81 mixing | |
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C *==========================================================* |
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IMPLICIT NONE |
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|
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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 "PARAMS.h" |
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c#include "GRID.h" |
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#ifdef ALLOW_3D_DIFFKR |
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# include "DYNVARS.h" |
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#endif |
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#ifdef ALLOW_PP81 |
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# include "PP81.h" |
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#endif |
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|
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C == Routine arguments == |
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C bi, bj, :: tile indices |
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C iMin,iMax :: Range of points for which calculation is done |
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C jMin,jMax :: Range of points for which calculation is done |
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C kArg :: = 0 -> do the k-loop here and treat all levels |
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C > 0 -> k-loop is done outside and treat only level k=kArg |
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C kSize :: 3rd Dimension of the vertical diffusivity array KappaRx |
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C KappaRx :: vertical diffusivity array |
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C myThid :: Instance number for this innvocation of PP81_CALC_DIFF |
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|
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INTEGER bi,bj,iMin,iMax,jMin,jMax,kArg,kSize |
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_RL KappaRx(1-OLx:sNx+OLx,1-OLy:sNy+OLy,kSize) |
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INTEGER myThid |
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|
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#ifdef ALLOW_PP81 |
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|
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C == Local variables == |
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C i,j,k :: Loop counters |
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INTEGER i,j,k |
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|
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C-- Add Vertical diffusivity contribution from PP81 |
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IF ( kArg .EQ. 0 ) THEN |
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C- do all levels : |
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DO k=1,MIN(Nr,kSize) |
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DO j=jMin,jMax |
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DO i=iMin,iMax |
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KappaRx(i,j,k) = KappaRx(i,j,k) |
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& +( PPdiffKr(i,j,k,bi,bj) |
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#ifdef ALLOW_3D_DIFFKR |
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& - diffKr(i,j,k,bi,bj) ) |
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#else |
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& - diffKrNrS(k) ) |
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#endif |
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ENDDO |
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ENDDO |
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ENDDO |
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ELSE |
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C- do level k=kArg only : |
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k = MIN(kArg,kSize) |
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DO j=jMin,jMax |
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DO i=iMin,iMax |
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KappaRx(i,j,k) = KappaRx(i,j,k) |
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& +( PPdiffKr(i,j,kArg,bi,bj) |
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#ifdef ALLOW_3D_DIFFKR |
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& - diffKr(i,j,kArg,bi,bj) ) |
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#else |
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& - diffKrNrS(kArg) ) |
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#endif |
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ENDDO |
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ENDDO |
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ENDIF |
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|
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#endif /* ALLOW_PP81 */ |
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|
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RETURN |
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END |