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C $Header: /u/gcmpack/MITgcm/pkg/streamice/streamice_advect_2dtracer.F,v 1.3 2014/09/09 23:09:21 jmc Exp $
C $Name: $
#include "STREAMICE_OPTIONS.h"
#ifdef ALLOW_AUTODIFF
# include "AUTODIFF_OPTIONS.h"
#endif
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
CBOP
SUBROUTINE STREAMICE_ADVECT_2DTRACER (
& myThid,
& myIter,
& time_step,
& uTrans,
& vTrans,
& bcMaskx,
& bcMasky)
C *============================================================*
C | SUBROUTINE |
C | o |
C *============================================================*
C | |
C *============================================================*
IMPLICIT NONE
C === Global variables ===
#include "SIZE.h"
#include "GRID.h"
#include "EEPARAMS.h"
#include "PARAMS.h"
#include "STREAMICE.h"
#include "STREAMICE_ADV.h"
#ifdef ALLOW_AUTODIFF_TAMC
# include "tamc.h"
#endif
INTEGER myThid, myIter, Gi, Gj
_RL time_step
_RL uTrans(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
_RL vTrans(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
_RS bcMaskx(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
_RS bcMasky(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
! _RL trac(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
#ifdef ALLOW_STREAMICE
#ifdef ALLOW_STREAMICE_2DTRACER
INTEGER i, j, bi, bj
_RL thick_bd
_RL sec_per_year, time_step_loc, MR, SMB, TMB
_RL BCVALX(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
_RL BCVALY(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
_RL xtracflux(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
_RL ytracflux(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
#ifdef STREAMICE_TRACER_AB
_RL GAD_trac_2dNm1(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
#endif
CHARACTER*(MAX_LEN_MBUF) msgBuf
sec_per_year = 365.*86400.
time_step_loc = time_step / sec_per_year
PRINT *, "time_step_loc ", time_step_loc
DO bj=myByLo(myThid),myByHi(myThid)
DO bi=myBxLo(myThid),myBxHi(myThid)
DO j=1-3,sNy+3
DO i=1-3,sNx+3
! H_streamice_prev(i,j,bi,bj) =
! & H_streamice(i,j,bi,bj)
ytracflux (i,j,bi,bj) = 0. _d 0
xtracflux (i,j,bi,bj) = 0. _d 0
#ifdef STREAMICE_TRACER_AB
GAD_trac_2dNm1(i,j,bi,bj)=GAD_trac_2d(i,j,bi,bj)
GAD_trac_2d (i,j,bi,bj) = 0. _d 0
#endif
IF (STREAMICE_ufacemask(i,j,bi,bj).eq.3.0) THEN
BCVALX(i,j,bi,bj) = trac2d_ubdry_values_SI(i,j,bi,bj)
ELSEIF (STREAMICE_ufacemask(i,j,bi,bj).eq.4.0) THEN
BCVALX(i,j,bi,bj) = trac2d_ubdry_values_SI(i,j,bi,bj)
ENDIF
IF (STREAMICE_vfacemask(i,j,bi,bj).eq.3.0) THEN
BCVALy(i,j,bi,bj) = trac2d_vbdry_values_SI(i,j,bi,bj)
ELSEIF (STREAMICE_vfacemask(i,j,bi,bj).eq.4.0) THEN
BCVALy(i,j,bi,bj) = trac2d_vbdry_values_SI(i,j,bi,bj)
ENDIF
ENDDO
ENDDO
ENDDO
ENDDO
_EXCH_XY_RL(BCVALX,myThid)
_EXCH_XY_RL(BCVALY,myThid)
#ifdef ALLOW_AUTODIFF_TAMC
CADJ STORE trac2d = comlev1, key=ikey_dynamics
#endif
CALL STREAMICE_ADV_FLUX_FL_X ( myThid ,
I uTrans ,
I trac2d ,
I BCMASKX,
I BCVALX,
O xtracflux,
I time_step_loc)
DO bj=myByLo(myThid),myByHi(myThid)
DO bi=myBxLo(myThid),myBxHi(myThid)
DO j=1-3,sNy+3
DO i=1,sNx
Gi = (myXGlobalLo-1)+(bi-1)*sNx+i
Gj = (myYGlobalLo-1)+(bj-1)*sNy+j
IF (((Gj .ge. 1) .and. (Gj .le. Ny))
& .or.STREAMICE_NS_PERIODIC) THEN
IF (STREAMICE_hmask(i,j,bi,bj).eq.1.0 .or.
& STREAMICE_hmask(i,j,bi,bj).eq.2.0) THEN
#ifdef STREAMICE_TRACER_AB
GAD_trac_2d(i,j,bi,bj) = GAD_trac_2d(i,j,bi,bj) -
#else
trac2d(i,j,bi,bj) = trac2d(i,j,bi,bj) -
#endif
& ((xtracflux(i+1,j,bi,bj)*dyG(i+1,j,bi,bj) -
& xtracflux(i,j,bi,bj)*dyG(i,j,bi,bj)) *
& recip_rA (i,j,bi,bj) -
& trac2d(i,j,bi,bj) *
& (utrans(i+1,j,bi,bj)*dyG(i+1,j,bi,bj)-
& utrans(i,j,bi,bj)*dyG(i,j,bi,bj)) *
& recip_rA(i,j,bi,bj))
#ifndef STREAMICE_TRACER_AB
& * time_step_loc
#endif
ENDIF
ENDIF
ENDDO
ENDDO
ENDDO
ENDDO
_EXCH_XY_RL(utrans,myThid)
#ifdef ALLOW_AUTODIFF_TAMC
# ifndef STREAMICE_TRACER_AB
CADJ STORE trac2d = comlev1, key=ikey_dynamics
# endif
#endif
CALL STREAMICE_ADV_FLUX_FL_Y ( myThid ,
I vTrans ,
I trac2d ,
I BCMASKy,
I BCVALy,
O ytracflux,
I time_step_loc)
DO bj=myByLo(myThid),myByHi(myThid)
DO bi=myBxLo(myThid),myBxHi(myThid)
DO j=1,sNy
DO i=1,sNx
Gi = (myXGlobalLo-1)+(bi-1)*sNx+i
Gj = (myYGlobalLo-1)+(bj-1)*sNy+j
IF (STREAMICE_hmask(i,j,bi,bj).eq.1.0 .or.
& STREAMICE_hmask(i,j,bi,bj).eq.2.0) THEN
! IF (Gi.eq.34.and.Gj.eq.94) THEN
! print *, "GOT HERE YFLUX", ytracflux(i,j,bi,bj),
! & ytracflux(i,j+1,bi,bj),trac2d(i,j,bi,bj),
! & vtrans(i,j,bi,bj), vtrans(i,j+1,bi,bj),
! & bcmasky(i,j,bi,bj)
! ENDIF
#ifdef STREAMICE_TRACER_AB
GAD_trac_2d(i,j,bi,bj) = GAD_trac_2d(i,j,bi,bj) -
#else
trac2d(i,j,bi,bj) = trac2d(i,j,bi,bj) -
#endif
& ((ytracflux(i,j+1,bi,bj)*dxG(i,j+1,bi,bj) -
& ytracflux(i,j,bi,bj)*dxG(i,j,bi,bj)) *
& recip_rA (i,j,bi,bj) -
& (vtrans(i,j+1,bi,bj)*dxG(i,j+1,bi,bj) -
& vtrans(i,j,bi,bj)*dxG(i,j,bi,bj)) *
& trac2d(i,j,bi,bj) *
& recip_rA(i,j,bi,bj))
#ifndef STREAMICE_TRACER_AB
& * time_step_loc
#endif
ENDIF
ENDDO
ENDDO
ENDDO
ENDDO
#ifdef STREAMICE_TRACER_AB
DO bj=myByLo(myThid),myByHi(myThid)
DO bi=myBxLo(myThid),myBxHi(myThid)
DO j=1,sNy
DO i=1,sNx
trac2d(i,j,bi,bj) = trac2d(i,j,bi,bj) + time_step_loc *
& GAD_trac_2d(i,j,bi,bj)
IF (myIter.eq.0) THEN
trac2d(i,j,bi,bj) = trac2d(i,j,bi,bj) + time_step_loc *
& (.5+.01) *
& (GAD_trac_2d(i,j,bi,bj) - GAD_trac_2dNm1(i,j,bi,bj))
ENDIF
ENDDO
ENDDO
ENDDO
ENDDO
#endif
_EXCH_XY_RL (trac2d, myThid)
WRITE(msgBuf,'(A)') 'END STREAMICE_ADVECT_THICKNESS'
CALL PRINT_MESSAGE( msgBuf, standardMessageUnit,
& SQUEEZE_RIGHT , 1)
#endif
#endif
RETURN
END
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