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jmc |
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C $Header: /u/gcmpack/MITgcm/pkg/obcs/obcs_apply_uvice.F,v 1.14 2011/09/02 14:19:16 jmc Exp $ |
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C $Name: $ |
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#include "OBCS_OPTIONS.h" |
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CBOP |
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C !ROUTINE: OBCS_ADJUST_UVICE |
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C !INTERFACE: |
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SUBROUTINE OBCS_ADJUST_UVICE( |
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U uFld, vFld, |
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I myThid ) |
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C !DESCRIPTION: |
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C *==========================================================* |
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C | S/R OBCS_ADJUST_UVICE |
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C *==========================================================* |
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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 "OBCS_PARAMS.h" |
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#include "OBCS_GRID.h" |
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#include "OBCS_SEAICE.h" |
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C !INPUT/OUTPUT PARAMETERS: |
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C myThid :: my Thread Id number |
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_RL uFld(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RL vFld(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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INTEGER myThid |
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#if (defined (ALLOW_OBCS) && defined (ALLOW_SEAICE)) |
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#ifdef OBCS_UVICE_OLD |
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C !LOCAL VARIABLES: |
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C I,J,K,bi,bj :: Loop counters |
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INTEGER I,J,K,bi,bj |
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CEOP |
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K = 1 |
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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 Set model variables to OB values on North/South Boundaries |
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# ifdef ALLOW_OBCS_NORTH |
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IF ( tileHasOBN(bi,bj) ) THEN |
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DO I=1-Olx,sNx+Olx |
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C Northern boundary |
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IF (OB_Jn(I,bi,bj).NE.0) THEN |
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# ifdef OBCS_SEAICE_COMPUTE_UVICE |
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uFld(I,OB_Jn(I,bi,bj) ,bi,bj) = |
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& _maskW(I,OB_Jn(I,bi,bj),K,bi,bj) * |
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& uFld(I,OB_Jn(I,bi,bj)-1,bi,bj) |
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vFld(I,OB_Jn(I,bi,bj) ,bi,bj) = |
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& _maskS(I,OB_Jn(I,bi,bj),K,bi,bj) * |
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& vFld(I,OB_Jn(I,bi,bj)-1,bi,bj) |
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# else /* OBCS_SEAICE_COMPUTE_UVICE */ |
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# ifdef OBCS_SEAICE_AVOID_CONVERGENCE |
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vFld(I,OB_Jn(I,bi,bj),bi,bj) = |
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& max(OBNvice(I,bi,bj),vFld(I,OB_Jn(I,bi,bj),bi,bj)) * |
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& _maskS(I,OB_Jn(I,bi,bj),K,bi,bj) |
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# else /* OBCS_SEAICE_AVOID_CONVERGENCE */ |
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vFld(I,OB_Jn(I,bi,bj),bi,bj) = OBNvice(I,bi,bj) * |
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& _maskS(I,OB_Jn(I,bi,bj),K,bi,bj) |
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# endif /* OBCS_SEAICE_AVOID_CONVERGENCE */ |
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uFld(I,OB_Jn(I,bi,bj),bi,bj) = OBNuice(I,bi,bj) * |
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& _maskW(I,OB_Jn(I,bi,bj),K,bi,bj) |
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# ifdef OBCS_SEAICE_SMOOTH_UVICE_PERP |
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if ( _maskS(I,OB_Jn(I,bi,bj) ,K,bi,bj) .NE. 0. .AND. |
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& _maskS(I,OB_Jn(I,bi,bj)-2,K,bi,bj) .NE. 0. ) |
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& vFld(I,OB_Jn(I,bi,bj)-1,bi,bj) = 0.5 _d 0 * |
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& ( vFld(I,OB_Jn(I,bi,bj) ,bi,bj) + |
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& vFld(I,OB_Jn(I,bi,bj)-2,bi,bj) ) * |
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& _maskS(I,OB_Jn(I,bi,bj)-1,K,bi,bj) |
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# endif /* OBCS_SEAICE_SMOOTH_UVICE_PERP */ |
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# ifdef OBCS_SEAICE_SMOOTH_UVICE_PAR |
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if ( _maskW(I,OB_Jn(I,bi,bj) ,K,bi,bj) .NE. 0. .AND. |
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& _maskW(I,OB_Jn(I,bi,bj)-2,K,bi,bj) .NE. 0. ) |
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& uFld(I,OB_Jn(I,bi,bj)-1,bi,bj) = 0.5 _d 0 * |
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& ( uFld(I,OB_Jn(I,bi,bj) ,bi,bj) + |
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& uFld(I,OB_Jn(I,bi,bj)-2,bi,bj) ) * |
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& _maskW(I,OB_Jn(I,bi,bj)-1,K,bi,bj) |
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# endif /* OBCS_SEAICE_SMOOTH_UVICE_PAR */ |
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# endif /* OBCS_SEAICE_COMPUTE_UVICE */ |
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ENDIF |
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ENDDO |
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ENDIF |
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# endif /* ALLOW_OBCS_NORTH */ |
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# ifdef ALLOW_OBCS_SOUTH |
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IF ( tileHasOBS(bi,bj) ) THEN |
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DO I=1-Olx,sNx+Olx |
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C Southern boundary |
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IF (OB_Js(I,bi,bj).NE.0) THEN |
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# ifdef OBCS_SEAICE_COMPUTE_UVICE |
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C-jmc: this uFld looks like a bug; should be: |
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c uFld(I,OB_Js(I,bi,bj),bi,bj) = |
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c & _maskW(I,OB_Js(I,bi,bj),K,bi,bj) * |
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c & uFld(I,OB_Js(I,bi,bj)+1,bi,bj) |
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C- rather than: |
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uFld(I,OB_Js(I,bi,bj)+1,bi,bj) = |
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& _maskW(I,OB_Js(I,bi,bj)+1,K,bi,bj) * |
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& uFld(I,OB_Js(I,bi,bj)+2,bi,bj) |
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vFld(I,OB_Js(I,bi,bj)+1,bi,bj) = |
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& _maskS(I,OB_Js(I,bi,bj)+1,K,bi,bj) * |
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& vFld(I,OB_Js(I,bi,bj)+2,bi,bj) |
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# else /* OBCS_SEAICE_COMPUTE_UVICE */ |
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# ifdef OBCS_SEAICE_AVOID_CONVERGENCE |
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vFld(I,OB_Js(I,bi,bj)+1,bi,bj)= |
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& min(OBSvice(I,bi,bj),vFld(I,OB_Js(I,bi,bj)+1,bi,bj)) |
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& * _maskS(I,OB_Js(I,bi,bj)+1,K,bi,bj) |
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# else /* OBCS_SEAICE_AVOID_CONVERGENCE */ |
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vFld(I,OB_Js(I,bi,bj)+1,bi,bj)=OBSvice(I,bi,bj) |
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& * _maskS(I,OB_Js(I,bi,bj)+1,K,bi,bj) |
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# endif /* OBCS_SEAICE_AVOID_CONVERGENCE */ |
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uFld(I,OB_Js(I,bi,bj),bi,bj)=OBSuice(I,bi,bj) |
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& * _maskW(I,OB_Js(I,bi,bj),K,bi,bj) |
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# ifdef OBCS_SEAICE_SMOOTH_UVICE_PERP |
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if ( _maskS(I,OB_Js(I,bi,bj)+1,K,bi,bj) .NE. 0. .AND. |
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& _maskS(I,OB_Js(I,bi,bj)+3,K,bi,bj) .NE. 0. ) |
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& vFld(I,OB_Js(I,bi,bj)+2,bi,bj) = 0.5 _d 0 * |
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& ( vFld(I,OB_Js(I,bi,bj)+1,bi,bj) + |
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& vFld(I,OB_Js(I,bi,bj)+3,bi,bj) ) * |
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& _maskS(I,OB_Js(I,bi,bj)+2,K,bi,bj) |
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# endif /* OBCS_SEAICE_SMOOTH_UVICE_PERP */ |
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# ifdef OBCS_SEAICE_SMOOTH_UVICE_PAR |
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if ( _maskW(I,OB_Js(I,bi,bj) ,K,bi,bj) .NE. 0. .AND. |
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& _maskW(I,OB_Js(I,bi,bj)+2,K,bi,bj) .NE. 0. ) |
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& uFld(I,OB_Js(I,bi,bj)+1,bi,bj) = 0.5 _d 0 * |
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& ( uFld(I,OB_Js(I,bi,bj) ,bi,bj) + |
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& uFld(I,OB_Js(I,bi,bj)+2,bi,bj) ) * |
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& _maskW(I,OB_Js(I,bi,bj)+1,K,bi,bj) |
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# endif /* OBCS_SEAICE_SMOOTH_UVICE_PAR */ |
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# endif /* OBCS_SEAICE_COMPUTE_UVICE */ |
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ENDIF |
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ENDDO |
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ENDIF |
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# endif /* ALLOW_OBCS_SOUTH */ |
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C Set model variables to OB values on East/West Boundaries |
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# ifdef ALLOW_OBCS_EAST |
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IF ( tileHasOBE(bi,bj) ) THEN |
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DO J=1-Oly,sNy+Oly |
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C Eastern boundary |
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IF (OB_Ie(J,bi,bj).NE.0) THEN |
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# ifdef OBCS_SEAICE_COMPUTE_UVICE |
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uFld(OB_Ie(J,bi,bj),J,bi,bj) = |
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& _maskW(OB_Ie(J,bi,bj),J,K,bi,bj) * |
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& uFld(OB_Ie(J,bi,bj)-1,J,bi,bj) |
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vFld(OB_Ie(J,bi,bj),J,bi,bj) = |
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& _maskS(OB_Ie(J,bi,bj),J,K,bi,bj) * |
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& vFld(OB_Ie(J,bi,bj)-1,J,bi,bj) |
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# else /* OBCS_SEAICE_COMPUTE_UVICE */ |
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# ifdef OBCS_SEAICE_AVOID_CONVERGENCE |
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uFld(OB_Ie(J,bi,bj),J,bi,bj)= |
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& max(OBEuice(J,bi,bj),uFld(OB_Ie(J,bi,bj),J,bi,bj)) |
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& * _maskW(OB_Ie(J,bi,bj),J,K,bi,bj) |
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# else /* OBCS_SEAICE_AVOID_CONVERGENCE */ |
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uFld(OB_Ie(J,bi,bj),J,bi,bj)=OBEuice(J,bi,bj) |
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& * _maskW(OB_Ie(J,bi,bj),J,K,bi,bj) |
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# endif /* OBCS_SEAICE_AVOID_CONVERGENCE */ |
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vFld(OB_Ie(J,bi,bj),J,bi,bj)=OBEvice(J,bi,bj) |
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& * _maskS(OB_Ie(J,bi,bj),J,K,bi,bj) |
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# ifdef OBCS_SEAICE_SMOOTH_UVICE_PERP |
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if ( _maskW(OB_Ie(J,bi,bj) ,J,K,bi,bj) .NE. 0. .AND. |
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& _maskW(OB_Ie(J,bi,bj)-2,J,K,bi,bj) .NE. 0. ) |
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& uFld(OB_Ie(J,bi,bj)-1,J,bi,bj) = 0.5 _d 0 * |
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& ( uFld(OB_Ie(J,bi,bj) ,J,bi,bj) + |
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& uFld(OB_Ie(J,bi,bj)-2,J,bi,bj) ) * |
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& _maskW(OB_Ie(J,bi,bj)-1,J,K,bi,bj) |
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# endif /* OBCS_SEAICE_SMOOTH_UVICE_PERP */ |
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# ifdef OBCS_SEAICE_SMOOTH_UVICE_PAR |
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if ( _maskS(OB_Ie(J,bi,bj) ,J,K,bi,bj) .NE. 0. .AND. |
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& _maskS(OB_Ie(J,bi,bj)-2,J,K,bi,bj) .NE. 0. ) |
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& vFld(OB_Ie(J,bi,bj)-1,J,bi,bj) = 0.5 _d 0 * |
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& ( vFld(OB_Ie(J,bi,bj) ,J,bi,bj) + |
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& vFld(OB_Ie(J,bi,bj)-2,J,bi,bj) ) * |
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& _maskS(OB_Ie(J,bi,bj)-1,J,K,bi,bj) |
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# endif /* OBCS_SEAICE_SMOOTH_UVICE_PAR */ |
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# endif /* OBCS_SEAICE_COMPUTE_UVICE */ |
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ENDIF |
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ENDDO |
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ENDIF |
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# endif /* ALLOW_OBCS_EAST */ |
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# ifdef ALLOW_OBCS_WEST |
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IF ( tileHasOBW(bi,bj) ) THEN |
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DO J=1-Oly,sNy+Oly |
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C Western boundary |
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IF (OB_Iw(J,bi,bj).NE.0) THEN |
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# ifdef OBCS_SEAICE_COMPUTE_UVICE |
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uFld(OB_Iw(J,bi,bj)+1,J,bi,bj)= |
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& _maskW(OB_Iw(J,bi,bj)+1,J,K,bi,bj) * |
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& uFld(OB_Iw(J,bi,bj)+2,J,bi,bj) |
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C-jmc: this vFld looks like a bug; should be: |
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c vFld(OB_Iw(J,bi,bj),J,bi,bj)= |
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c & _maskS(OB_Iw(J,bi,bj),J,K,bi,bj) * |
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c & vFld(OB_Iw(J,bi,bj)+1,J,bi,bj) |
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C- rather than: |
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vFld(OB_Iw(J,bi,bj)+1,J,bi,bj)= |
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& _maskS(OB_Iw(J,bi,bj)+1,J,K,bi,bj) * |
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& vFld(OB_Iw(J,bi,bj)+2,J,bi,bj) |
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# else /* OBCS_SEAICE_COMPUTE_UVICE */ |
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# ifdef OBCS_SEAICE_AVOID_CONVERGENCE |
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uFld(OB_Iw(J,bi,bj)+1,J,bi,bj)= |
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& min(OBWuice(J,bi,bj),uFld(OB_Iw(J,bi,bj)+1,J,bi,bj)) |
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& * _maskW(OB_Iw(J,bi,bj)+1,J,K,bi,bj) |
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# else /* OBCS_SEAICE_AVOID_CONVERGENCE */ |
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uFld(OB_Iw(J,bi,bj)+1,J,bi,bj)=OBWuice(J,bi,bj) |
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& * _maskW(OB_Iw(J,bi,bj)+1,J,K,bi,bj) |
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# endif /* OBCS_SEAICE_AVOID_CONVERGENCE */ |
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vFld(OB_Iw(J,bi,bj),J,bi,bj)=OBWvice(J,bi,bj) |
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& * _maskS(OB_Iw(J,bi,bj),J,K,bi,bj) |
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# ifdef OBCS_SEAICE_SMOOTH_UVICE_PERP |
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if ( _maskW(OB_Iw(J,bi,bj)+1,J,K,bi,bj) .NE. 0. .AND. |
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& _maskW(OB_Iw(J,bi,bj)+3,J,K,bi,bj) .NE. 0. ) |
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& uFld(OB_Iw(J,bi,bj)+2,J,bi,bj) = 0.5 _d 0 * |
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& ( uFld(OB_Iw(J,bi,bj)+1,J,bi,bj) + |
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& uFld(OB_Iw(J,bi,bj)+3,J,bi,bj) ) * |
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& _maskW(OB_Iw(J,bi,bj)+2,J,K,bi,bj) |
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# endif /* OBCS_SEAICE_SMOOTH_UVICE_PERP */ |
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# ifdef OBCS_SEAICE_SMOOTH_UVICE_PAR |
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if ( _maskS(OB_Iw(J,bi,bj) ,J,K,bi,bj) .NE. 0. .AND. |
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& _maskS(OB_Iw(J,bi,bj)+2,J,K,bi,bj) .NE. 0. ) |
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& vFld(OB_Iw(J,bi,bj)+1,J,bi,bj) = 0.5 _d 0 * |
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& ( vFld(OB_Iw(J,bi,bj) ,J,bi,bj) + |
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& vFld(OB_Iw(J,bi,bj)+2,J,bi,bj) ) * |
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& _maskS(OB_Iw(J,bi,bj)+1,J,K,bi,bj) |
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# endif /* OBCS_SEAICE_SMOOTH_UVICE_PAR */ |
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# endif /* OBCS_SEAICE_COMPUTE_UVICE */ |
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ENDIF |
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ENDDO |
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ENDIF |
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# endif /* ALLOW_OBCS_WEST */ |
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ENDDO |
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ENDDO |
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CALL EXCH_UV_XY_RL( uFld, vFld, .TRUE., myThid ) |
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#endif /* OBCS_UVICE_OLD */ |
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#endif /* defined (ALLOW_OBCS) && defined (ALLOW_SEAICE) */ |
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RETURN |
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END |
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