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heimbach |
1.16 |
C $Header: /u/gcmpack/MITgcm/pkg/thsice/thsice_main.F,v 1.15 2007/04/19 02:59:29 jmc Exp $ |
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jmc |
1.1 |
C $Name: $ |
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| 4 |
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#include "THSICE_OPTIONS.h" |
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jmc |
1.8 |
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jmc |
1.2 |
CBOP |
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jmc |
1.1 |
C !ROUTINE: THSICE_MAIN |
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C !INTERFACE: |
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jmc |
1.8 |
SUBROUTINE THSICE_MAIN( |
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jmc |
1.1 |
I myTime, myIter, myThid ) |
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jmc |
1.2 |
C !DESCRIPTION: \bv |
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jmc |
1.1 |
C *==========================================================* |
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jmc |
1.8 |
C | S/R THSICE_MAIN |
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C | o Therm_SeaIce main routine. |
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jmc |
1.1 |
C | step forward Thermodynamic_SeaIce variables and modify |
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C | ocean surface forcing accordingly. |
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C *==========================================================* |
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C !USES: |
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IMPLICIT NONE |
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jmc |
1.2 |
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jmc |
1.1 |
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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jmc |
1.2 |
#include "GRID.h" |
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jmc |
1.3 |
#include "SURFACE.h" |
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jmc |
1.2 |
#include "DYNVARS.h" |
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jmc |
1.1 |
#include "FFIELDS.h" |
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#include "THSICE_PARAMS.h" |
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jmc |
1.2 |
#include "THSICE_VARS.h" |
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heimbach |
1.7 |
#ifdef ALLOW_AUTODIFF_TAMC |
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# include "tamc.h" |
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# include "tamc_keys.h" |
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heimbach |
1.13 |
C-- |
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# include "THSICE_2DYN.h" |
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C-- |
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heimbach |
1.7 |
#endif |
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jmc |
1.8 |
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jmc |
1.1 |
C !INPUT/OUTPUT PARAMETERS: |
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C === Routine arguments === |
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jmc |
1.12 |
C myTime :: Current time in simulation (s) |
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C myIter :: Current iteration number |
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C myThid :: My Thread Id. number |
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_RL myTime |
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jmc |
1.1 |
INTEGER myIter |
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INTEGER myThid |
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jmc |
1.2 |
CEOP |
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jmc |
1.1 |
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#ifdef ALLOW_THSICE |
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C !LOCAL VARIABLES: |
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C === Local variables === |
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INTEGER i,j |
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INTEGER bi,bj |
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INTEGER iMin, iMax |
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INTEGER jMin, jMax |
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jmc |
1.2 |
_RL prcAtm(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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jmc |
1.8 |
c _RL evpAtm(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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c _RL flxAtm(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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c _RL flxSW (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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jmc |
1.1 |
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_RL tauFac |
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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IF ( stressReduction.GT. 0. _d 0 ) THEN |
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jmc |
1.5 |
C- needs new Ice Fraction in halo region to apply wind-stress reduction |
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jmc |
1.8 |
iMin = 1-OLx |
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iMax = sNx+OLx-1 |
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jMin = 1-OLy |
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jMax = sNy+OLy-1 |
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jmc |
1.5 |
#ifdef ATMOSPHERIC_LOADING |
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jmc |
1.11 |
ELSEIF ( useRealFreshWaterFlux .AND. .NOT.useSEAICE ) THEN |
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jmc |
1.5 |
C- needs sea-ice loading in part of the halo regions for grad.Phi0surf |
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C to be valid at the boundaries ( d/dx 1:sNx+1 ; d/dy 1:sNy+1 ) |
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iMin = 0 |
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iMax = sNx+1 |
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jMin = 0 |
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jMax = sNy+1 |
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#endif /* ATMOSPHERIC_LOADING */ |
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jmc |
1.1 |
ELSE |
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iMin = 1 |
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iMax = sNx |
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jMin = 1 |
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jMax = sNy |
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ENDIF |
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DO bj=myByLo(myThid),myByHi(myThid) |
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DO bi=myBxLo(myThid),myBxHi(myThid) |
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jmc |
1.2 |
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heimbach |
1.7 |
#ifdef ALLOW_AUTODIFF_TAMC |
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act1 = bi - myBxLo(myThid) |
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max1 = myBxHi(myThid) - myBxLo(myThid) + 1 |
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act2 = bj - myByLo(myThid) |
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max2 = myByHi(myThid) - myByLo(myThid) + 1 |
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act3 = myThid - 1 |
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max3 = nTx*nTy |
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act4 = ikey_dynamics - 1 |
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iicekey = (act1 + 1) + act2*max1 |
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& + act3*max1*max2 |
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& + act4*max1*max2*max3 |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
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heimbach |
1.13 |
#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ STORE ocefwfx(:,:,bi,bj) = comlev1_bibj, key=iicekey, byte=isbyte |
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CADJ STORE oceqnet(:,:,bi,bj) = comlev1_bibj, key=iicekey, byte=isbyte |
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CADJ STORE ocesflx(:,:,bi,bj) = comlev1_bibj, key=iicekey, byte=isbyte |
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heimbach |
1.14 |
# ifdef ALLOW_EXF |
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CADJ STORE qsw(:,:,bi,bj) = comlev1_bibj, key=iicekey, byte=isbyte |
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# endif |
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heimbach |
1.13 |
#endif |
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jmc |
1.3 |
C-- Mixed layer thickness: take the 1rst layer |
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#ifdef NONLIN_FRSURF |
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IF ( staggerTimeStep .AND. nonlinFreeSurf.GT.0 ) THEN |
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IF ( select_rStar.GT.0 ) THEN |
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DO j = jMin, jMax |
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DO i = iMin, iMax |
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hOceMxL(i,j,bi,bj) = drF(1)*h0FacC(i,j,1,bi,bj) |
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jmc |
1.8 |
& *rStarFacC(i,j,bi,bj) |
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jmc |
1.3 |
ENDDO |
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ENDDO |
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ELSE |
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DO j = jMin, jMax |
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DO i = iMin, iMax |
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IF ( ksurfC(i,j,bi,bj).EQ.1 ) THEN |
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hOceMxL(i,j,bi,bj) = drF(1)*hFac_surfC(i,j,bi,bj) |
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ELSE |
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jmc |
1.12 |
hOceMxL(i,j,bi,bj) = drF(1)*hFacC(i,j,1,bi,bj) |
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jmc |
1.3 |
ENDIF |
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ENDDO |
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ENDDO |
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ENDIF |
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ELSE |
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#else /* ndef NONLIN_FRSURF */ |
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IF (.TRUE.) THEN |
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#endif /* NONLIN_FRSURF */ |
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DO j = jMin, jMax |
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DO i = iMin, iMax |
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jmc |
1.12 |
hOceMxL(i,j,bi,bj) = drF(1)*hFacC(i,j,1,bi,bj) |
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jmc |
1.3 |
ENDDO |
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ENDDO |
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ENDIF |
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heimbach |
1.7 |
#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ STORE uvel (:,:,1,bi,bj) = comlev1_bibj, key=iicekey, byte=isbyte |
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CADJ STORE vvel (:,:,1,bi,bj) = comlev1_bibj, key=iicekey, byte=isbyte |
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#endif |
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mlosch |
1.10 |
DO j = jMin, jMax |
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DO i = iMin, iMax |
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tOceMxL(i,j,bi,bj) = theta(i,j,1,bi,bj) |
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sOceMxL(i,j,bi,bj) = salt (i,j,1,bi,bj) |
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v2ocMxL(i,j,bi,bj) = |
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jmc |
1.2 |
& ( uvel(i,j,1,bi,bj)*uvel(i,j,1,bi,bj) |
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& + uvel(i+1,j,1,bi,bj)*uvel(i+1,j,1,bi,bj) |
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& + vvel(i,j+1,1,bi,bj)*vvel(i,j+1,1,bi,bj) |
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& + vvel(i,j,1,bi,bj)*vvel(i,j,1,bi,bj) |
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& )*0.5 _d 0 |
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mlosch |
1.10 |
prcAtm(i,j) = 0. |
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icFrwAtm(i,j,bi,bj) = 0. _d 0 |
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icFlxAtm(i,j,bi,bj) = 0. _d 0 |
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icFlxSW (i,j,bi,bj) = 0. _d 0 |
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snowPrc(i,j,bi,bj) = 0. _d 0 |
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siceAlb(i,j,bi,bj) = 0. _d 0 |
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jmc |
1.6 |
ENDDO |
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mlosch |
1.10 |
ENDDO |
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heimbach |
1.7 |
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#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ STORE iceMask = comlev1, key = iicekey |
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CADJ STORE iceHeight = comlev1, key = iicekey |
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CADJ STORE snowHeight = comlev1, key = iicekey |
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CADJ STORE Tsrf = comlev1, key = iicekey |
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CADJ STORE Qice1 = comlev1, key = iicekey |
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CADJ STORE Qice2 = comlev1, key = iicekey |
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CADJ STORE snowAge = comlev1, key = iicekey |
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CADJ STORE snowPrc = comlev1, key = iicekey |
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CADJ STORE hOceMxL = comlev1, key = iicekey |
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CADJ STORE tOceMxL = comlev1, key = iicekey |
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CADJ STORE sOceMxL = comlev1, key = iicekey |
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CADJ STORE v2ocMxL = comlev1, key = iicekey |
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CADJ STORE empmr = comlev1, key = iicekey |
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CADJ STORE qnet = comlev1, key = iicekey |
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#endif |
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jmc |
1.12 |
C- do sea-ice advection before getting surface fluxes |
| 189 |
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C Note: will inline this S/R once thSIce in Atmos. set-up is settled |
| 190 |
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IF ( thSIceAdvScheme.GT.0 ) |
| 191 |
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& CALL THSICE_DO_ADVECT( |
| 192 |
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I bi,bj, myTime, myIter, myThid ) |
| 193 |
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jmc |
1.2 |
#ifdef ALLOW_BULK_FORCE |
| 195 |
mlosch |
1.10 |
IF ( useBulkforce ) THEN |
| 196 |
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CALL THSICE_GET_PRECIP( |
| 197 |
jmc |
1.6 |
I iceMask, |
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jmc |
1.8 |
O prcAtm, snowPrc(1-OLx,1-OLy,bi,bj), |
| 199 |
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O icFlxSW(1-OLx,1-OLy,bi,bj), |
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jmc |
1.6 |
I iMin,iMax,jMin,jMax, bi,bj, myThid ) |
| 201 |
mlosch |
1.10 |
ENDIF |
| 202 |
jmc |
1.2 |
#endif |
| 203 |
mlosch |
1.9 |
#ifdef ALLOW_EXF |
| 204 |
mlosch |
1.10 |
IF ( useEXF ) THEN |
| 205 |
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CALL THSICE_MAP_EXF( |
| 206 |
mlosch |
1.9 |
I iceMask, |
| 207 |
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O prcAtm, snowPrc(1-OLx,1-OLy,bi,bj), |
| 208 |
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O icFlxSW(1-OLx,1-OLy,bi,bj), |
| 209 |
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I iMin,iMax,jMin,jMax, bi,bj, myThid ) |
| 210 |
mlosch |
1.10 |
ENDIF |
| 211 |
mlosch |
1.9 |
#endif |
| 212 |
jmc |
1.2 |
|
| 213 |
mlosch |
1.10 |
CALL THSICE_STEP_TEMP( |
| 214 |
jmc |
1.8 |
I bi, bj, iMin, iMax, jMin, jMax, |
| 215 |
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I myTime, myIter, myThid ) |
| 216 |
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| 217 |
heimbach |
1.13 |
#ifdef ALLOW_AUTODIFF_TAMC |
| 218 |
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CADJ STORE empmr, qnet = comlev1, key = iicekey |
| 219 |
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CADJ STORE iceMask = comlev1, key = iicekey |
| 220 |
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CADJ STORE iceHeight = comlev1, key = iicekey |
| 221 |
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CADJ STORE snowHeight = comlev1, key = iicekey |
| 222 |
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CADJ STORE Tsrf = comlev1, key = iicekey |
| 223 |
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CADJ STORE Qice1 = comlev1, key = iicekey |
| 224 |
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CADJ STORE Qice2 = comlev1, key = iicekey |
| 225 |
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CADJ STORE snowAge = comlev1, key = iicekey |
| 226 |
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#endif |
| 227 |
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| 228 |
mlosch |
1.10 |
CALL THSICE_STEP_FWD( |
| 229 |
jmc |
1.8 |
I bi, bj, iMin, iMax, jMin, jMax, |
| 230 |
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I prcAtm, |
| 231 |
jmc |
1.1 |
I myTime, myIter, myThid ) |
| 232 |
jmc |
1.2 |
|
| 233 |
mlosch |
1.10 |
CALL THSICE_AVE( |
| 234 |
jmc |
1.8 |
I bi,bj, myTime, myIter, myThid ) |
| 235 |
jmc |
1.2 |
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| 236 |
jmc |
1.1 |
c ENDDO |
| 237 |
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c ENDDO |
| 238 |
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| 239 |
jmc |
1.11 |
C-- note: If useSEAICE=.true., the stress is computed in seaice_model, |
| 240 |
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C-- and stressReduction is always set to zero |
| 241 |
heimbach |
1.7 |
#ifdef ALLOW_AUTODIFF_TAMC |
| 242 |
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CADJ STORE fu(:,:,bi,bj) = comlev1_bibj, key=iicekey, byte=isbyte |
| 243 |
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CADJ STORE fv(:,:,bi,bj) = comlev1_bibj, key=iicekey, byte=isbyte |
| 244 |
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#endif |
| 245 |
jmc |
1.11 |
IF ( stressReduction.GT. 0. _d 0 ) THEN |
| 246 |
mlosch |
1.10 |
DO j = jMin, jMax |
| 247 |
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DO i = iMin+1,iMax |
| 248 |
jmc |
1.1 |
tauFac = stressReduction |
| 249 |
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& *(iceMask(i-1,j,bi,bj)+iceMask(i,j,bi,bj))*0.5 _d 0 |
| 250 |
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fu(i,j,bi,bj) = (1. _d 0 - tauFac)*fu(i,j,bi,bj) |
| 251 |
mlosch |
1.10 |
ENDDO |
| 252 |
jmc |
1.1 |
ENDDO |
| 253 |
mlosch |
1.10 |
DO j = jMin+1, jMax |
| 254 |
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DO i = iMin, iMax |
| 255 |
jmc |
1.1 |
tauFac = stressReduction |
| 256 |
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& *(iceMask(i,j-1,bi,bj)+iceMask(i,j,bi,bj))*0.5 _d 0 |
| 257 |
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fv(i,j,bi,bj) = (1. _d 0 - tauFac)*fv(i,j,bi,bj) |
| 258 |
mlosch |
1.10 |
ENDDO |
| 259 |
jmc |
1.1 |
ENDDO |
| 260 |
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ENDIF |
| 261 |
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| 262 |
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C-- end bi,bj loop |
| 263 |
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ENDDO |
| 264 |
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ENDDO |
| 265 |
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| 266 |
jmc |
1.12 |
IF ( useSEAICE .OR. thSIceAdvScheme.GT.0 ) THEN |
| 267 |
mlosch |
1.10 |
C-- Exchange fields that are advected by seaice dynamics |
| 268 |
jmc |
1.11 |
_EXCH_XY_R8( iceMask, myThid ) |
| 269 |
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_EXCH_XY_R8( iceHeight, myThid ) |
| 270 |
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_EXCH_XY_R8( snowHeight, myThid ) |
| 271 |
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_EXCH_XY_R8( Qice1, myThid ) |
| 272 |
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_EXCH_XY_R8( Qice2, myThid ) |
| 273 |
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#ifdef ATMOSPHERIC_LOADING |
| 274 |
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IF (useRealFreshWaterFlux) |
| 275 |
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& _EXCH_XY_RS( sIceLoad, myThid ) |
| 276 |
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#endif |
| 277 |
mlosch |
1.10 |
ENDIF |
| 278 |
jmc |
1.11 |
|
| 279 |
jmc |
1.1 |
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
| 280 |
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#endif /*ALLOW_THSICE*/ |
| 281 |
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| 282 |
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RETURN |
| 283 |
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END |
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