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C $Header: /u/gcmpack/MITgcm/pkg/ggl90/ggl90_calc_visc.F,v 1.3 2008/10/10 21:18:10 dfer Exp $ |
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C $Name: $ |
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|
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#include "GGL90_OPTIONS.h" |
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|
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SUBROUTINE GGL90_CALC_VISC( |
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I bi,bj,iMin,iMax,jMin,jMax,K, |
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U KappaRU,KappaRV, |
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I myThid) |
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|
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CBOP |
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C /==========================================================\ |
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C | SUBROUTINE GGL90_CALC_VISC | |
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C | o Add contrubution to net viscosity from GGL90 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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#include "DYNVARS.h" |
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#include "GRID.h" |
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|
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C == Routine arguments == |
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C bi, bj, iMin, iMax, jMin, jMax - Range of points for which calculation |
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C myThid - Instance number for this innvocation of GGL90_CALC_VISC |
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C |
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INTEGER bi,bj,iMin,iMax,jMin,jMax,K |
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_RL KappaRU(1-Olx:sNx+Olx,1-Oly:sNy+Oly,Nr) |
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_RL KappaRV(1-Olx:sNx+Olx,1-Oly:sNy+Oly,Nr) |
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INTEGER myThid |
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|
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#ifdef ALLOW_GGL90 |
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#include "GGL90.h" |
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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 |
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_RL p4, p8, p16 |
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|
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p4=0.25 _d 0 |
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p8=0.125 _d 0 |
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p16=0.0625 _d 0 |
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CEOP |
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|
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DO j=jMin,jMax |
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DO i=iMin,iMax |
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#ifdef ALLOW_GGL90_SMOOTH |
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KappaRU(i,j,k) = KappaRU(i,j,k) + |
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& (( |
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& p4 *(GGL90viscAr(i ,j ,k,bi,bj) * mskCor(i ,j ,bi,bj) |
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& +GGL90viscAr(i-1,j ,k,bi,bj) * mskCor(i-1,j ,bi,bj)) |
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& +p8 *(GGL90viscAr(i-1,j-1,k,bi,bj) * mskCor(i-1,j-1,bi,bj) |
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& +GGL90viscAr(i-1,j+1,k,bi,bj) * mskCor(i-1,j+1,bi,bj) |
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& +GGL90viscAr(i ,j-1,k,bi,bj) * mskCor(i ,j-1,bi,bj) |
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& +GGL90viscAr(i ,j+1,k,bi,bj) * mskCor(i ,j+1,bi,bj)) |
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& ) |
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& /(p4 * 2. _d 0 |
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& +p8 *( maskC(i-1,j-1,k,bi,bj) * mskCor(i-1,j-1,bi,bj) |
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& + maskC(i-1,j+1,k,bi,bj) * mskCor(i-1,j+1,bi,bj) |
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& + maskC(i ,j-1,k,bi,bj) * mskCor(i ,j-1,bi,bj) |
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& + maskC(i ,j+1,k,bi,bj) * mskCor(i ,j+1,bi,bj)) |
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& ) - viscAr ) |
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& *maskC(i ,j,k,bi,bj)*mskCor(i ,j,bi,bj) |
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& *maskC(i-1,j,k,bi,bj)*mskCor(i-1,j,bi,bj) |
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#else |
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KappaRU(i,j,k) = KappaRU(i,j,k) + _maskW(i,j,k,bi,bj) * |
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& (.5 _d 0*(GGL90viscAr(i,j,k,bi,bj) |
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& +GGL90viscAr(i-1,j,k,bi,bj)) |
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& -viscAr) |
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#endif |
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ENDDO |
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ENDDO |
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|
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DO j=jMin,jMax |
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DO i=iMin,iMax |
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#ifdef ALLOW_GGL90_SMOOTH |
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KappaRV(i,j,k) = KappaRV(i,j,k) + |
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& (( |
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& p4 *(GGL90viscAr(i ,j ,k,bi,bj) * mskCor(i ,j ,bi,bj) |
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& +GGL90viscAr(i ,j-1,k,bi,bj) * mskCor(i ,j-1,bi,bj)) |
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& +p8 *(GGL90viscAr(i-1,j ,k,bi,bj) * mskCor(i-1,j ,bi,bj) |
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& +GGL90viscAr(i-1,j-1,k,bi,bj) * mskCor(i-1,j-1,bi,bj) |
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& +GGL90viscAr(i+1,j ,k,bi,bj) * mskCor(i+1,j ,bi,bj) |
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& +GGL90viscAr(i+1,j-1,k,bi,bj) * mskCor(i+1,j-1,bi,bj)) |
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& ) |
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& /(p4 * 2. _d 0 |
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& +p8 *( maskC(i-1,j ,k,bi,bj) * mskCor(i-1,j ,bi,bj) |
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& + maskC(i-1,j-1,k,bi,bj) * mskCor(i-1,j-1,bi,bj) |
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& + maskC(i+1,j ,k,bi,bj) * mskCor(i+1,j ,bi,bj) |
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& + maskC(i+1,j-1,k,bi,bj) * mskCor(i+1,j-1,bi,bj)) |
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& ) - viscAr ) |
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& *maskC(i,j ,k,bi,bj)*mskCor(i,j ,bi,bj) |
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& *maskC(i,j-1,k,bi,bj)*mskCor(i,j-1,bi,bj) |
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#else |
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KappaRV(i,j,k) = KappaRV(i,j,k) + _maskS(i,j,k,bi,bj) * |
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& (.5 _d 0*(GGL90viscAr(i,j,k,bi,bj) |
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& +GGL90viscAr(i,j-1,k,bi,bj)) |
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& -viscAr) |
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#endif |
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ENDDO |
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ENDDO |
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|
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#endif /* ALLOW_GGL90 */ |
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|
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RETURN |
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END |