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C $Header: /u/gcmpack/MITgcm/pkg/shap_filt/shap_filt_apply_uv.F,v 1.2 2002/03/04 01:31:02 jmc Exp $ |
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C $Name: $ |
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#include "SHAP_FILT_OPTIONS.h" |
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CBOP |
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C !ROUTINE: SHAP_FILT_APPLY_UV |
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C !INTERFACE: |
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SUBROUTINE SHAP_FILT_APPLY_UV( |
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U uFld, vFld, |
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I myTime, myIter, myThid ) |
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C !DESCRIPTION: \bv |
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C *==========================================================* |
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C | S/R SHAP_FILT_cwAPPLY_UV |
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C | o Apply Shapiro filter on momentum : |
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C | filter the argments uFld & vFld. |
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C *==========================================================* |
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C \ev |
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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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c #include "DYNVARS.h" |
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#include "GRID.h" |
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#include "SHAP_FILT.h" |
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C !INPUT/OUTPUT PARAMETERS: |
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C == Routine arguments == |
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C uFld :: velocity field (U component) on which filter applies |
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C vFld :: velocity field (V component) on which filter applies |
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C myTime :: Current time in simulation |
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C myIter :: Current iteration number in simulation |
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C myThid :: Thread number for this instance of SHAP_FILT_APPLY_UV |
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_RL uFld(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
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_RL vFld(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
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_RL myTime |
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INTEGER myIter |
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INTEGER myThid |
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#ifdef ALLOW_SHAP_FILT |
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LOGICAL DIFFERENT_MULTIPLE |
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EXTERNAL DIFFERENT_MULTIPLE |
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C !LOCAL VARIABLES: |
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C == Local variables == |
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#ifdef USE_OLD_SHAPIRO_FILTERS |
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C bi,bj,k :: loop index |
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INTEGER bi, bj, k |
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#endif /* USE_OLD_SHAPIRO_FILTERS */ |
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CHARACTER*(MAX_LEN_MBUF) suff |
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CEOP |
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IF (nShapUV.GT.0) THEN |
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#ifdef USE_OLD_SHAPIRO_FILTERS |
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_EXCH_XYZ_R8( uFld,myThid ) |
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_EXCH_XYZ_R8( vFld,myThid ) |
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DO bj=myByLo(myThid),myByHi(myThid) |
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DO bi=myBxLo(myThid),myBxHi(myThid) |
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DO k=1, Nr |
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CALL SHAP_FILT_U( uFld,bi,bj,k,myTime,myThid ) |
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CALL SHAP_FILT_V( vFld,bi,bj,k,myTime,myThid ) |
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ENDDO |
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ENDDO |
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ENDDO |
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_EXCH_XYZ_R8( uFld,myThid ) |
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_EXCH_XYZ_R8( vFld,myThid ) |
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#else |
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IF ( momStepping .AND. nShapUV.GT.0) THEN |
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IF (Shap_funct.EQ.1) THEN |
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CALL SHAP_FILT_UV_S1( |
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U uFld, vFld, Shap_tmpFld1, Shap_tmpFld2, |
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I Nr, myTime, myThid ) |
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ELSEIF (Shap_funct.EQ.2) THEN |
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CALL SHAP_FILT_UV_S2( |
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U uFld, vFld, Shap_tmpFld1, Shap_tmpFld2, |
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I Nr, myTime, myThid ) |
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ELSEIF (Shap_funct.EQ.4) THEN |
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CALL SHAP_FILT_UV_S4( |
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U uFld, vFld, Shap_tmpFld1, Shap_tmpFld2, |
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I Nr, myTime, myThid ) |
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ELSEIF (Shap_funct.EQ.20) THEN |
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CALL SHAP_FILT_UV_S2G( |
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U uFld, vFld, Shap_tmpFld1, Shap_tmpFld2, |
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I Nr, myTime, myThid ) |
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ELSEIF (Shap_funct.EQ.21) THEN |
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CALL SHAP_FILT_UV_S2C( |
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U uFld, vFld, Shap_tmpFld1, Shap_tmpFld2, |
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I Nr, myTime, myThid ) |
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ELSE |
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STOP 'SHAP_FILT_APPLY_UV: Ooops! Bad Shap_funct in UV block' |
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ENDIF |
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C----- Diagnostic of Shapiro Filter effect on Momentum : |
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C Note: Shap_tmpFld1,2 from shap_filt_tracer_s2 (and not s1, s4) |
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C are directly proportional to Delta-U,V due to the Filter |
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IF ( Shap_funct.NE.1 .AND. Shap_funct.NE.4 .AND. |
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& DIFFERENT_MULTIPLE(Shap_diagFreq,myTime,myTime-deltaTClock) |
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& ) THEN |
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_BARRIER |
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_BEGIN_MASTER( myThid ) |
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WRITE(suff,'(I10.10)') myIter |
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CALL WRITE_FLD_XYZ_RL( 'shap_dU.', suff, Shap_tmpFld1, |
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& myIter,myThid) |
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CALL WRITE_FLD_XYZ_RL( 'shap_dV.', suff, Shap_tmpFld2, |
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& myIter,myThid) |
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_END_MASTER( myThid ) |
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_BARRIER |
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ENDIF |
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ENDIF |
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#endif /* USE_OLD_SHAPIRO_FILTERS */ |
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ENDIF |
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#endif /* ALLOW_SHAP_FILT */ |
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RETURN |
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END |
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