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C $Header: /u/gcmpack/MITgcm/pkg/obcs/obcs_add_tides.F,v 1.1 2012/11/15 15:55:42 dimitri Exp $ |
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C $Name: $ |
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|
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#include "OBCS_OPTIONS.h" |
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|
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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CBOP |
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C !ROUTINE: OBCS_ADD_TIDES |
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|
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C !INTERFACE: |
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SUBROUTINE OBCS_ADD_TIDES( myTime, myIter, myThid ) |
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|
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C !DESCRIPTION: |
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C *==========================================================* |
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C | SUBROUTINE OBCS_ADD_TIDES |
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C | o Modify OB normal flow to add tidal forcing |
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C *==========================================================* |
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|
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C !USES: |
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IMPLICIT NONE |
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|
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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_FIELDS.h" |
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|
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C !INPUT/OUTPUT PARAMETERS: |
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_RL myTime |
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INTEGER myIter |
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INTEGER myThid |
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CEOP |
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|
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#ifdef ALLOW_OBCS |
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#ifdef ALLOW_OBCS_TIDES |
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|
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C !FUNCTIONS: |
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|
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C !LOCAL VARIABLES: |
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C bi, bj :: tile indices |
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C i,j,k :: loop indices |
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C iB, jB :: local index of open boundary |
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C msgBuf :: Informational/error message buffer |
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INTEGER bi, bj |
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INTEGER i, j, k, iB, jB |
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INTEGER td |
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|
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#ifdef ALLOW_DEBUG |
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IF (debugMode) CALL DEBUG_ENTER('OBCS_ADD_TIDES',myThid) |
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#endif |
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|
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C-- Add tidal currents: |
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DO bj=myByLo(myThid),myByHi(myThid) |
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DO bi=myBxLo(myThid),myBxHi(myThid) |
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|
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#ifdef ALLOW_OBCS_EAST |
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IF ( tileHasOBE(bi,bj) ) THEN |
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DO k=1,Nr |
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DO j=1-OLy,sNy+OLy |
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iB = OB_Ie(j,bi,bj) |
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IF ( iB.NE.OB_indexNone ) THEN |
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DO td=1,tidalComponents |
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OBEu(j,k,bi,bj) = OBEu(j,k,bi,bj) + |
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& maskW(iB,j,k,bi,bj) * OBEam(j,td,bi,bj) * |
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& COS( 2.D0 * PI * (myTime-OBEph(j,td,bi,bj)) / |
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& tidalPeriod(td) ) |
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ENDDO |
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ENDIF |
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ENDDO |
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ENDDO |
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ENDIF |
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#endif /* ALLOW_OBCS_EAST */ |
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|
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#ifdef ALLOW_OBCS_WEST |
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IF ( tileHasOBW(bi,bj) ) THEN |
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DO k=1,Nr |
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DO j=1-OLy,sNy+OLy |
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iB = OB_Iw(j,bi,bj) |
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IF ( iB.NE.OB_indexNone ) THEN |
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DO td=1,tidalComponents |
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OBWu(j,k,bi,bj) = OBWu(j,k,bi,bj) + |
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& maskW(1+iB,j,k,bi,bj) * OBWam(j,td,bi,bj) * |
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& COS( 2.D0 * PI * (myTime-OBWph(j,td,bi,bj)) / |
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& tidalPeriod(td) ) |
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ENDDO |
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ENDIF |
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ENDDO |
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ENDDO |
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ENDIF |
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#endif /* ALLOW_OBCS_WEST */ |
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|
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#ifdef ALLOW_OBCS_NORTH |
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IF ( tileHasOBN(bi,bj) ) THEN |
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DO k=1,Nr |
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DO i=1-OLx,sNx+OLx |
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jB = OB_Jn(i,bi,bj) |
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IF ( jB.NE.OB_indexNone ) THEN |
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DO td=1,tidalComponents |
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OBNv(i,k,bi,bj) = OBNv(i,k,bi,bj) + |
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& maskS(i,jB,k,bi,bj) * OBNam(i,td,bi,bj) * |
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& COS( 2.D0 * PI * (myTime-OBNph(i,td,bi,bj)) / |
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& tidalPeriod(td) ) |
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ENDDO |
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ENDIF |
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ENDDO |
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ENDDO |
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ENDIF |
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#endif /* ALLOW_OBCS_NORTH */ |
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|
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#ifdef ALLOW_OBCS_SOUTH |
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IF ( tileHasOBS(bi,bj) ) THEN |
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DO k=1,Nr |
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DO i=1-OLx,sNx+OLx |
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jB = OB_Js(i,bi,bj) |
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IF ( jB.NE.OB_indexNone ) THEN |
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DO td=1,tidalComponents |
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OBSv(i,k,bi,bj) = OBSv(i,k,bi,bj) + |
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& maskS(i,1+jB,k,bi,bj)* OBSam(i,td,bi,bj) * |
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& COS( 2.D0 * PI * (myTime-OBSph(i,td,bi,bj)) / |
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& tidalPeriod(td) ) |
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ENDDO |
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ENDIF |
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ENDDO |
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ENDDO |
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ENDIF |
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#endif /* ALLOW_OBCS_SOUTH */ |
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|
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ENDDO |
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ENDDO |
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|
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#ifdef ALLOW_DEBUG |
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IF (debugMode) CALL DEBUG_LEAVE('OBCS_ADD_TIDES',myThid) |
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#endif |
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|
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#endif /* ALLOW_OBCS_TIDES */ |
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#endif /* ALLOW_OBCS */ |
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|
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RETURN |
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END |
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