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jmc |
1.20 |
C $Header: /u/gcmpack/MITgcm/pkg/exf/exf_mapfields.F,v 1.19 2007/04/18 19:55:34 heimbach Exp $ |
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jmc |
1.17 |
C $Name: $ |
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heimbach |
1.1 |
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edhill |
1.7 |
#include "EXF_OPTIONS.h" |
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heimbach |
1.1 |
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heimbach |
1.16 |
subroutine exf_mapfields( mytime, myiter, mythid ) |
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heimbach |
1.1 |
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c ================================================================== |
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heimbach |
1.2 |
c SUBROUTINE exf_mapfields |
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heimbach |
1.1 |
c ================================================================== |
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c |
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dimitri |
1.5 |
c o Map external forcing fields (ustress, vstress, hflux, sflux, |
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c swflux, apressure, climsss, climsst, etc.) onto ocean model |
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c arrays (fu, fv, Qnet, EmPmR, Qsw, pload, sss, sst, etc.). |
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c This routine is included to separate the ocean state estimation |
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c tool as much as possible from the ocean model. Unit and sign |
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c conventions can be customized using variables exf_outscal_*, |
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c which are set in exf_readparms.F. See the header files |
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jmc |
1.17 |
c EXF_FIELDS.h and FFIELDS.h for definitions of the various input |
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dimitri |
1.5 |
c and output fields and for default unit and sign convetions. |
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heimbach |
1.1 |
c |
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c started: Christian Eckert eckert@mit.edu 09-Aug-1999 |
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c |
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c changed: Christian Eckert eckert@mit.edu 11-Jan-2000 |
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c - Restructured the code in order to create a package |
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c for the MITgcmUV. |
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c |
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c Christian Eckert eckert@mit.edu 12-Feb-2000 |
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c - Changed Routine names (package prefix: exf_) |
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c |
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c Patrick Heimbach, heimbach@mit.edu 06-May-2000 |
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c - added and changed CPP flag structure for |
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c ALLOW_BULKFORMULAE, ALLOW_ATM_TEMP |
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c |
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c Patrick Heimbach, heimbach@mit.edu 23-May-2000 |
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c - sign change of ustress/vstress incorporated into |
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dimitri |
1.5 |
c scaling factors exf_outscal_ust, exf_outscal_vst |
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dimitri |
1.4 |
c |
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dimitri |
1.5 |
c mods for pkg/seaice: menemenlis@jpl.nasa.gov 20-Dec-2002 |
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dimitri |
1.4 |
c |
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heimbach |
1.1 |
c ================================================================== |
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heimbach |
1.2 |
c SUBROUTINE exf_mapfields |
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heimbach |
1.1 |
c ================================================================== |
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implicit none |
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c == global variables == |
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#include "EEPARAMS.h" |
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#include "SIZE.h" |
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heimbach |
1.16 |
#include "PARAMS.h" |
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heimbach |
1.1 |
#include "FFIELDS.h" |
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heimbach |
1.8 |
#include "GRID.h" |
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jmc |
1.17 |
#include "EXF_PARAM.h" |
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#include "EXF_CONSTANTS.h" |
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#include "EXF_FIELDS.h" |
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heimbach |
1.2 |
#ifdef ALLOW_AUTODIFF_TAMC |
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# include "tamc.h" |
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# include "tamc_keys.h" |
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#endif |
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heimbach |
1.1 |
c == routine arguments == |
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c mythid - thread number for this instance of the routine. |
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jmc |
1.20 |
_RL mytime |
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integer myiter |
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heimbach |
1.1 |
integer mythid |
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c == local variables == |
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integer bi,bj |
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heimbach |
1.13 |
integer i,j,k |
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jmc |
1.20 |
INTEGER imin, imax |
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INTEGER jmin, jmax |
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PARAMETER ( imin = 1-OLx , imax = sNx+OLx ) |
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PARAMETER ( jmin = 1-OLy , jmax = sNy+OLy ) |
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heimbach |
1.1 |
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c == end of interface == |
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jmc |
1.20 |
DO bj = myByLo(myThid),myByHi(myThid) |
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DO bi = myBxLo(myThid),myBxHi(myThid) |
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heimbach |
1.2 |
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#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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ikey = (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 |
1.1 |
do j = jmin,jmax |
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do i = imin,imax |
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dimitri |
1.5 |
c Heat flux. |
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heimbach |
1.6 |
qnet(i,j,bi,bj) = exf_outscal_hflux*hflux(i,j,bi,bj) |
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jmc |
1.20 |
if ( hfluxfile .EQ. ' ' ) |
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heimbach |
1.16 |
& qnet(i,j,bi,bj) = qnet(i,j,bi,bj) - |
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& exf_outscal_hflux * ( hflux_exfremo_intercept + |
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& hflux_exfremo_slope*(mytime-starttime) ) |
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heimbach |
1.2 |
enddo |
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enddo |
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heimbach |
1.1 |
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heimbach |
1.2 |
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do j = jmin,jmax |
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do i = imin,imax |
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dimitri |
1.5 |
c Salt flux. |
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heimbach |
1.6 |
empmr(i,j,bi,bj)= exf_outscal_sflux*sflux(i,j,bi,bj) |
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heimbach |
1.16 |
if ( sfluxfile .EQ. ' ' ) |
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jmc |
1.20 |
& empmr(i,j,bi,bj) = empmr(i,j,bi,bj) - |
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heimbach |
1.16 |
& exf_outscal_sflux * ( sflux_exfremo_intercept + |
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& sflux_exfremo_slope*(mytime-starttime) ) |
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heimbach |
1.2 |
enddo |
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enddo |
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heimbach |
1.1 |
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heimbach |
1.2 |
#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ STORE ustress(:,:,bi,bj) = comlev1_bibj, key=ikey, byte=isbyte |
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#endif |
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do j = jmin,jmax |
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do i = imin,imax |
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heimbach |
1.1 |
c Zonal wind stress. |
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mlosch |
1.10 |
if (ustress(i,j,bi,bj).gt.windstressmax) then |
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ustress(i,j,bi,bj)=windstressmax |
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heimbach |
1.2 |
endif |
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enddo |
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enddo |
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#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ STORE ustress(:,:,bi,bj) = comlev1_bibj, key=ikey, byte=isbyte |
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#endif |
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do j = jmin,jmax |
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do i = imin,imax |
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mlosch |
1.10 |
if (ustress(i,j,bi,bj).lt.-windstressmax) then |
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ustress(i,j,bi,bj)=-windstressmax |
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heimbach |
1.2 |
endif |
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enddo |
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enddo |
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jmc |
1.20 |
IF ( stressIsOnCgrid ) THEN |
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do j = jmin,jmax |
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do i = imin+1,imax |
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fu(i,j,bi,bj) = exf_outscal_ustress*ustress(i,j,bi,bj) |
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enddo |
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enddo |
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ELSE |
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do j = jmin,jmax |
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heimbach |
1.8 |
do i = imin+1,imax |
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jmc |
1.20 |
c Shift wind stresses calculated at Grid-center to W/S points |
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heimbach |
1.8 |
fu(i,j,bi,bj) = exf_outscal_ustress* |
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jmc |
1.20 |
& (ustress(i,j,bi,bj)+ustress(i-1,j,bi,bj)) |
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& *exf_half*maskW(i,j,1,bi,bj) |
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heimbach |
1.2 |
enddo |
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jmc |
1.20 |
enddo |
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ENDIF |
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heimbach |
1.1 |
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heimbach |
1.2 |
#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ STORE vstress(:,:,bi,bj) = comlev1_bibj, key=ikey, byte=isbyte |
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#endif |
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do j = jmin,jmax |
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do i = imin,imax |
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heimbach |
1.1 |
c Meridional wind stress. |
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mlosch |
1.10 |
if (vstress(i,j,bi,bj).gt.windstressmax) then |
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vstress(i,j,bi,bj)=windstressmax |
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heimbach |
1.2 |
endif |
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enddo |
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enddo |
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#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ STORE vstress(:,:,bi,bj) = comlev1_bibj, key=ikey, byte=isbyte |
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#endif |
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do j = jmin,jmax |
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do i = imin,imax |
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mlosch |
1.10 |
if (vstress(i,j,bi,bj).lt.-windstressmax) then |
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vstress(i,j,bi,bj)=-windstressmax |
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heimbach |
1.2 |
endif |
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enddo |
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enddo |
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jmc |
1.20 |
IF ( stressIsOnCgrid ) THEN |
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do j = jmin+1,jmax |
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do i = imin,imax |
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fv(i,j,bi,bj) = exf_outscal_vstress*vstress(i,j,bi,bj) |
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enddo |
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enddo |
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ELSE |
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do j = jmin+1,jmax |
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heimbach |
1.2 |
do i = imin,imax |
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heimbach |
1.8 |
c Shift wind stresses calculated at C-points to W/S points |
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fv(i,j,bi,bj) = exf_outscal_vstress* |
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jmc |
1.20 |
& (vstress(i,j,bi,bj)+vstress(i,j-1,bi,bj)) |
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& *exf_half*maskS(i,j,1,bi,bj) |
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heimbach |
1.2 |
enddo |
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jmc |
1.20 |
enddo |
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ENDIF |
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heimbach |
1.1 |
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dimitri |
1.5 |
#ifdef SHORTWAVE_HEATING |
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heimbach |
1.1 |
c Short wave radiative flux. |
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heimbach |
1.2 |
do j = jmin,jmax |
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do i = imin,imax |
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heimbach |
1.6 |
qsw(i,j,bi,bj) = exf_outscal_swflux*swflux(i,j,bi,bj) |
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heimbach |
1.2 |
enddo |
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enddo |
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heimbach |
1.1 |
#endif |
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#ifdef ALLOW_CLIMSST_RELAXATION |
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heimbach |
1.2 |
do j = jmin,jmax |
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do i = imin,imax |
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dimitri |
1.5 |
sst(i,j,bi,bj) = exf_outscal_sst*climsst(i,j,bi,bj) |
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heimbach |
1.2 |
enddo |
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enddo |
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heimbach |
1.1 |
#endif |
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#ifdef ALLOW_CLIMSSS_RELAXATION |
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heimbach |
1.2 |
do j = jmin,jmax |
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do i = imin,imax |
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dimitri |
1.5 |
sss(i,j,bi,bj) = exf_outscal_sss*climsss(i,j,bi,bj) |
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heimbach |
1.2 |
enddo |
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enddo |
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heimbach |
1.1 |
#endif |
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heimbach |
1.2 |
#ifdef ATMOSPHERIC_LOADING |
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do j = jmin,jmax |
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do i = imin,imax |
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dimitri |
1.5 |
pload(i,j,bi,bj)=exf_outscal_apressure*apressure(i,j,bi,bj) |
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heimbach |
1.1 |
enddo |
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enddo |
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heimbach |
1.2 |
#endif |
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jmc |
1.20 |
ENDDO |
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ENDDO |
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heimbach |
1.1 |
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c Update the tile edges. |
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_EXCH_XY_R4( qnet, mythid ) |
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_EXCH_XY_R4( empmr, mythid ) |
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cheisey |
1.3 |
CALL EXCH_UV_XY_RS(fu, fv, .TRUE., myThid) |
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dimitri |
1.5 |
#ifdef SHORTWAVE_HEATING |
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heimbach |
1.1 |
_EXCH_XY_R4( qsw, mythid ) |
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#endif |
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#ifdef ALLOW_CLIMSST_RELAXATION |
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_EXCH_XY_R4( sst, mythid ) |
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#endif |
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#ifdef ALLOW_CLIMSSS_RELAXATION |
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_EXCH_XY_R4( sss, mythid ) |
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heimbach |
1.2 |
#endif |
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#ifdef ATMOSPHERIC_LOADING |
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_EXCH_XY_R4( pload, mythid ) |
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heimbach |
1.1 |
#endif |
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jmc |
1.20 |
RETURN |
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END |
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