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C $Header: $ |
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C $Name: $ |
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|
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#include "CPP_OPTIONS.h" |
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|
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CBOP |
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C !ROUTINE: CALC_R_STAR |
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C !INTERFACE: |
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SUBROUTINE CALC_R_STAR( etaFld, |
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I myTime, myIter, myThid ) |
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C !DESCRIPTION: \bv |
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C *==========================================================* |
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C | SUBROUTINE CALC_R_STAR |
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C | o Calculate new column thickness & scaling factor for r* |
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C | according to the surface r-position (Non-Lin Free-Surf) |
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C *==========================================================* |
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C \ev |
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|
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C !USES: |
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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 "PARAMS.h" |
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#include "GRID.h" |
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#include "SURFACE.h" |
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|
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C !INPUT/OUTPUT PARAMETERS: |
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C == Routine arguments == |
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C myTime :: Current time in simulation |
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C myIter :: Current iteration number in simulation |
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C myThid :: Thread number for this instance of the routine. |
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C etaFld :: current eta field used to update the hFactor |
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_RL myTime |
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INTEGER myIter |
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INTEGER myThid |
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_RL etaFld(1-Olx:sNx+Olx,1-Oly:sNy+Oly,nSx,nSy) |
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|
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#ifdef NONLIN_FRSURF |
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|
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C !LOCAL VARIABLES: |
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C Local variables |
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C i,j,k,bi,bj :: loop counter |
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INTEGER i,j,k,bi,bj |
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INTEGER km |
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_RL tmpfldW, tmpfldS |
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c CHARACTER*(MAX_LEN_MBUF) suff |
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CEOP |
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|
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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|
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IF (groundAtK1) THEN |
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km = 1 |
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ELSE |
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km = Nr |
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ENDIF |
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|
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DO bj=myByLo(myThid), myByHi(myThid) |
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DO bi=myBxLo(myThid), myBxHi(myThid) |
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C- 1rst bi,bj loop : |
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|
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IF (myIter.EQ.-1) THEN |
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C-- Initialise arrays : |
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DO j=1-Oly,sNy+Oly |
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DO i=1-Olx,sNx+Olx |
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rStarFacC(i,j,bi,bj) = 1. |
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rStarFacW(i,j,bi,bj) = 1. |
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rStarFacS(i,j,bi,bj) = 1. |
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rStarExpC(i,j,bi,bj) = 1. |
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rStarExpW(i,j,bi,bj) = 1. |
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rStarExpS(i,j,bi,bj) = 1. |
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rStarDhCDt(i,j,bi,bj) = 0. |
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rStarDhWDt(i,j,bi,bj) = 0. |
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rStarDhSDt(i,j,bi,bj) = 0. |
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PmEpR(i,j,bi,bj) = 0. |
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ENDDO |
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ENDDO |
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DO k=1,Nr |
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DO j=1-Oly,sNy+Oly |
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DO i=1-Olx,sNx+Olx |
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h0FacC(i,j,k,bi,bj) = hFacC(i,j,k,bi,bj) |
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h0FacW(i,j,k,bi,bj) = hFacW(i,j,k,bi,bj) |
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h0FacS(i,j,k,bi,bj) = hFacS(i,j,k,bi,bj) |
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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-- copy rStarFacX -> rStarExpX |
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DO j=1-Oly,sNy+Oly |
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DO i=1-Olx,sNx+Olx |
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rStarExpC(i,j,bi,bj) = rStarFacC(i,j,bi,bj) |
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rStarExpW(i,j,bi,bj) = rStarFacW(i,j,bi,bj) |
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rStarExpS(i,j,bi,bj) = rStarFacS(i,j,bi,bj) |
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ENDDO |
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ENDDO |
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ENDIF |
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|
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C-- Compute the new column thikness : |
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DO j=0,sNy+1 |
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DO i=0,sNx+1 |
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IF (maskH(i,j,bi,bj).EQ.1. ) THEN |
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rStarFacC(i,j,bi,bj) = |
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& (etaFld(i,j,bi,bj)+Ro_surf(i,j,bi,bj)-R_low(i,j,bi,bj)) |
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& *recip_Rcol(i,j,bi,bj) |
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ELSE |
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rStarFacC(i,j,bi,bj) = 1. |
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ENDIF |
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ENDDO |
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ENDDO |
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DO j=1,sNy+1 |
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DO i=1,sNx+1 |
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IF (maskW(i,j,km,bi,bj).EQ.1. ) THEN |
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tmpfldW = MIN( Ro_surf(i-1,j,bi,bj), Ro_surf(i,j,bi,bj) ) |
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& - MAX( R_low(i-1,j,bi,bj), R_low(i,j,bi,bj) ) |
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rStarFacW(i,j,bi,bj) = |
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& ( 0.5 _d 0 *( etaFld(i-1,j,bi,bj)*rA(i-1,j,bi,bj) |
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& +etaFld(i,j,bi,bj)*rA(i,j,bi,bj) |
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& )*recip_rAw(i,j,bi,bj) |
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& +tmpfldW )/tmpfldW |
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ELSE |
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rStarFacW(i,j,bi,bj) = 1. |
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ENDIF |
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IF (maskS(i,j,km,bi,bj).EQ.1. ) THEN |
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tmpfldS = MIN( Ro_surf(i,j-1,bi,bj), Ro_surf(i,j,bi,bj) ) |
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& - MAX( R_low(i,j-1,bi,bj), R_low(i,j,bi,bj) ) |
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rStarFacS(i,j,bi,bj) = |
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& ( 0.5 _d 0 *( etaFld(i,j-1,bi,bj)*rA(i,j-1,bi,bj) |
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& +etaFld(i,j,bi,bj)*rA(i,j,bi,bj) |
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& )*recip_rAs(i,j,bi,bj) |
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& +tmpfldS )/tmpfldS |
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ELSE |
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rStarFacS(i,j,bi,bj) = 1. |
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ENDIF |
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ENDDO |
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ENDDO |
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|
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C- end 1rst bi,bj loop. |
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ENDDO |
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ENDDO |
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|
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_EXCH_XY_RL( rStarFacC, myThid ) |
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CALL EXCH_UV_XY_RL(rStarFacW,rStarFacS,.FALSE.,myThid) |
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|
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IF (useRealFreshWaterFlux .AND. myTime.EQ.startTime) |
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& _EXCH_XY_R4( PmEpR, myThid ) |
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|
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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|
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DO bj=myByLo(myThid), myByHi(myThid) |
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DO bi=myBxLo(myThid), myBxHi(myThid) |
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C- 2nd bi,bj loop : |
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|
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DO j=1-Oly,sNy+Oly |
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DO i=1-Olx,sNx+Olx |
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rStarDhCDt(i,j,bi,bj)=(rStarFacC(i,j,bi,bj) |
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& -rStarExpC(i,j,bi,bj))/deltaTfreesurf |
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rStarDhWDt(i,j,bi,bj)=(rStarFacW(i,j,bi,bj) |
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& -rStarExpW(i,j,bi,bj))/deltaTfreesurf |
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rStarDhSDt(i,j,bi,bj)=(rStarFacS(i,j,bi,bj) |
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& -rStarExpS(i,j,bi,bj))/deltaTfreesurf |
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rStarExpC(i,j,bi,bj) = rStarFacC(i,j,bi,bj) |
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& / rStarExpC(i,j,bi,bj) |
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rStarExpW(i,j,bi,bj) = rStarFacW(i,j,bi,bj) |
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& / rStarExpW(i,j,bi,bj) |
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rStarExpS(i,j,bi,bj) = rStarFacS(i,j,bi,bj) |
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& / rStarExpS(i,j,bi,bj) |
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ENDDO |
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ENDDO |
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|
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C- end 2nd bi,bj loop. |
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ENDDO |
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ENDDO |
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|
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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#endif /* NONLIN_FRSURF */ |
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|
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RETURN |
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END |
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