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#include "MOM_VECINV_OPTIONS.h" |
#include "MOM_VECINV_OPTIONS.h" |
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SUBROUTINE MOM_VI_V_CORIOLIS_C4( |
CBOP |
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I bi,bj,K, |
C !ROUTINE: MOM_VI_V_CORIOLIS_C4 |
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C !INTERFACE: |
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SUBROUTINE MOM_VI_V_CORIOLIS_C4( |
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I bi,bj,k, |
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I uFld,omega3,r_hFacZ, |
I uFld,omega3,r_hFacZ, |
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O vCoriolisTerm, |
O vCoriolisTerm, |
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I myThid) |
I myThid) |
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C !DESCRIPTION: \bv |
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C *==========================================================* |
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C | S/R MOM_VI_V_CORIOLIS_C4 |
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C |==========================================================* |
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C | o Calculate zonal flux of vorticity at V point |
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C | using 4th order interpolation |
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C *==========================================================* |
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C \ev |
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C !USES: |
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IMPLICIT NONE |
IMPLICIT NONE |
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C /==========================================================\ |
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C | S/R MOM_VI_V_CORIOLIS | |
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C |==========================================================| |
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C \==========================================================/ |
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C == Global variables == |
C == Global variables == |
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#include "SIZE.h" |
#include "SIZE.h" |
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#include "GRID.h" |
#include "GRID.h" |
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#include "PARAMS.h" |
#include "PARAMS.h" |
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C !INPUT/OUTPUT PARAMETERS: |
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C == Routine arguments == |
C == Routine arguments == |
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INTEGER bi,bj,K |
INTEGER bi,bj,k |
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_RL uFld(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
_RL uFld(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL omega3(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
_RL omega3(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RS r_hFacZ(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
_RS r_hFacZ(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL vCoriolisTerm(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
_RL vCoriolisTerm(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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INTEGER myThid |
INTEGER myThid |
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CEOP |
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C == Local variables == |
C == Local variables == |
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INTEGER I,J |
INTEGER i,j |
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_RL uBarXY,vort3v,Rjp,Rjm |
_RL uBarXY,vort3v,Rjp,Rjm |
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_RL uBarYm,uBarYp,oneSixth |
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LOGICAL upwindVort3 |
LOGICAL upwindVort3 |
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LOGICAL fourthVort3 |
LOGICAL fourthVort3 |
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upwindVort3=.FALSE. |
PARAMETER(oneSixth=1.D0/6.D0) |
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fourthVort3=.TRUE. |
PARAMETER(upwindVort3=.FALSE.) |
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PARAMETER(fourthVort3=.TRUE. ) |
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c DO j=2-Oly,sNy+Oly |
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c DO i=2-Olx,sNx+Olx-2 |
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DO j=1,sNy+1 |
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DO i=1,sNx |
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IF ( SadournyCoriolis ) THEN |
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C- using SadournyCoriolis discretization: |
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uBarXY=1. |
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uBarYm=0.5*( |
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& uFld( i , j )*dyG( i , j ,bi,bj)*hFacW( i , j ,k,bi,bj) |
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& +uFld( i ,j-1)*dyG( i ,j-1,bi,bj)*hFacW( i ,j-1,k,bi,bj) ) |
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uBarYp=0.5*( |
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& uFld(i+1, j )*dyG(i+1, j ,bi,bj)*hFacW(i+1, j ,k,bi,bj) |
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& +uFld(i+1,j-1)*dyG(i+1,j-1,bi,bj)*hFacW(i+1,j-1,k,bi,bj) ) |
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IF (upwindVorticity) THEN |
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IF ( (uBarYm+uBarYp) .GT.0.) THEN |
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vort3v=uBarYm*r_hFacZ( i ,j)*omega3( i ,j) |
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ELSE |
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vort3v=uBarYp*r_hFacZ(i+1,j)*omega3(i+1,j) |
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ENDIF |
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ELSEIF (fourthVort3) THEN |
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Rjp = omega3(i+1,j)*r_hFacZ(i+1,j) |
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& -oneSixth*( omega3(i+2,j)*r_hFacZ(i+2,j) |
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& -omega3( i ,j)*r_hFacZ( i ,j) ) |
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Rjm = omega3(i,j)*r_hFacZ(i,j) |
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& +oneSixth*( omega3(i+1,j)*r_hFacZ(i+1,j) |
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& -omega3(i-1,j)*r_hFacZ(i-1,j) ) |
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vort3v=0.5*( uBarYm*Rjm + uBarYp*Rjp ) |
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ELSE |
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vort3v=0.5*( uBarYm*r_hFacZ( i ,j)*omega3( i ,j) |
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& +uBarYp*r_hFacZ(i+1,j)*omega3(i+1,j) ) |
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ENDIF |
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ELSE |
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C- not using SadournyCoriolis discretization: |
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DO J=2-Oly,sNy+Oly |
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DO I=1-Olx,sNx+Olx-1 |
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uBarXY=0.25*( |
uBarXY=0.25*( |
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& uFld( i , j )*dyG( i , j ,bi,bj)*hFacW( i , j ,k,bi,bj) |
& uFld( i , j )*dyG( i , j ,bi,bj)*hFacW( i , j ,k,bi,bj) |
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& +uFld(i+1, j )*dyG(i+1, j ,bi,bj)*hFacW(i+1, j ,k,bi,bj) |
& +uFld(i+1, j )*dyG(i+1, j ,bi,bj)*hFacW(i+1, j ,k,bi,bj) |
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& +uFld( i ,j-1)*dyG( i ,j-1,bi,bj)*hFacW( i ,j-1,k,bi,bj) |
& +uFld( i ,j-1)*dyG( i ,j-1,bi,bj)*hFacW( i ,j-1,k,bi,bj) |
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& +uFld(i+1,j-1)*dyG(i+1,j-1,bi,bj)*hFacW(i+1,j-1,k,bi,bj)) |
& +uFld(i+1,j-1)*dyG(i+1,j-1,bi,bj)*hFacW(i+1,j-1,k,bi,bj)) |
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c uBarXY=0.25*( uFld(i, j )+uFld(i+1, j ) |
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c & +uFld(i,j-1)+uFld(i+1,j-1)) |
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IF (upwindVort3) THEN |
IF (upwindVort3) THEN |
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IF (uBarXY.GT.0.) THEN |
IF (uBarXY.GT.0.) THEN |
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vort3v=omega3(i,j)*r_hFacZ(i,j) |
vort3v=omega3(i,j)*r_hFacZ(i,j) |
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& +omega3(i+1,j)*r_hFacZ(i+1,j)) |
& +omega3(i+1,j)*r_hFacZ(i+1,j)) |
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ENDIF |
ENDIF |
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cph( |
C- end if / else SadournyCoriolis |
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cph The following block with 'interlaced' comments |
ENDIF |
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cph is bad for TAMC and will be replaced |
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cph) |
vCoriolisTerm(i,j)= |
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#undef THIS_IS_BAD_FOR_TAMC |
& -vort3v*uBarXY*recip_dyC(i,j,bi,bj) |
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#ifdef THIS_IS_BAD_FOR_TAMC |
& * _maskS(i,j,k,bi,bj) |
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vCoriolisTerm(i,j)= |
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C high order vorticity advection term |
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& -vort3v*uBarXY*recip_dyc(i,j,bi,bj) |
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C linear Coriolis term |
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c & -0.5 *(fCoriG(I,J,bi,bj)+fCoriG(I+1,J,bi,bj))*uBarXY |
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C full nonlinear Coriolis term |
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c & -0.5*(omega3(I,J)+omega3(I+1,J))*uBarXY |
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C correct energy conserving form of Coriolis term |
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c & -0.5 *( fCori(I,J ,bi,bj)*uBarX(I,J ,K,bi,bj) + |
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c & fCori(I,J-1,bi,bj)*uBarX(I,J-1,K,bi,bj) ) |
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C original form of Coriolis term (copied from calc_mom_rhs) |
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c & -0.5*(fCori(i,j,bi,bj)+fCori(i,j-1,bi,bj))*uBarXY |
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& *_maskS(I,J,K,bi,bj) |
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#else |
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vCoriolisTerm(i,j)= |
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& -vort3v*uBarXY*recip_dyc(i,j,bi,bj) |
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& *_maskS(I,J,K,bi,bj) |
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#endif |
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ENDDO |
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ENDDO |
ENDDO |
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ENDDO |
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RETURN |
RETURN |
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END |
END |