C $Header: /u/gcmpack/MITgcm/pkg/shap_filt/shap_filt_apply_ts.F,v 1.12 2009/04/28 18:20:30 jmc Exp $ C $Name: $ #include "SHAP_FILT_OPTIONS.h" CBOP C !ROUTINE: SHAP_FILT_APPLY_TS C !INTERFACE: ========================================================== SUBROUTINE SHAP_FILT_APPLY_TS( U tFld, sFld, I myTime, myIter, myThid ) C !DESCRIPTION: C Apply a Shapiro filter on active tracers tFld & sFld C !USES: =============================================================== IMPLICIT NONE #include "SIZE.h" #include "EEPARAMS.h" #include "PARAMS.h" #include "DYNVARS.h" #include "GRID.h" #include "SHAP_FILT.h" C !INPUT PARAMETERS: =================================================== C myTime :: current time C myIter :: iteration number C myThid :: thread number _RL myTime INTEGER myIter INTEGER myThid C !INPUT/OUTPUT PARAMETERS: ============================================ C tFld :: input and filtered temperature field C sFld :: input and filtered salinity field _RL tFld(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) _RL sFld(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) #ifdef ALLOW_SHAP_FILT LOGICAL DIFFERENT_MULTIPLE EXTERNAL DIFFERENT_MULTIPLE C !LOCAL VARIABLES: ==================================================== C == Local variables == #ifdef USE_OLD_SHAPIRO_FILTERS C bi,bj,k :: loop index INTEGER bi, bj, k #endif /* USE_OLD_SHAPIRO_FILTERS */ INTEGER exchInOut CHARACTER*(MAX_LEN_MBUF) suff CEOP IF (nShapT.GT.0 .OR. nShapS.GT.0) THEN C- Apply Exchanges on Input field, before the filter (but not after): exchInOut = 1 C- Apply Exchanges on Output field, after the filter (but not before): IF ( implicitIntGravWave ) exchInOut = 2 #ifdef USE_OLD_SHAPIRO_FILTERS IF ( tempStepping ) _EXCH_XYZ_RL( tFld,myThid ) IF ( saltStepping ) _EXCH_XYZ_RL( sFld,myThid ) DO bj=myByLo(myThid),myByHi(myThid) DO bi=myBxLo(myThid),myBxHi(myThid) DO k=1, Nr IF ( tempStepping ) & CALL SHAP_FILT_TRACEROLD( tFld,bi,bj,k,myTime,myThid ) IF ( saltStepping ) & CALL SHAP_FILT_TRACEROLD( sFld,bi,bj,k,myTime,myThid ) ENDDO ENDDO ENDDO IF ( tempStepping ) _EXCH_XYZ_RL( tFld,myThid ) IF ( saltStepping ) _EXCH_XYZ_RL( sFld,myThid ) #else IF ( tempStepping .AND. nShapT.GT.0) THEN IF (Shap_funct.EQ.1) THEN CALL SHAP_FILT_TRACER_S1( U tFld, Shap_tmpFld1, I nShapT, Nr, myTime, myThid ) ELSEIF (Shap_funct.EQ.2 .OR. Shap_funct.EQ.20 & .OR. Shap_funct.EQ.21) THEN CALL SHAP_FILT_TRACER_S2( U tFld, Shap_tmpFld1, I nShapT, exchInOut, Nr, myTime, myIter, myThid ) ELSEIF (Shap_funct.EQ.4) THEN CALL SHAP_FILT_TRACER_S4( U tFld, Shap_tmpFld1, I nShapT, Nr, myTime, myThid ) c ELSEIF (Shap_funct.EQ.20) THEN c CALL SHAP_FILT_TRACER_S2G( c U tFld, Shap_tmpFld1, c I nShapT, Nr, myTime, myThid ) ELSE STOP 'SHAP_FILT_APPLY_TS: Ooops! Bad Shap_funct in T block' ENDIF C----- Diagnostic of Shapiro Filter effect on temperature : C Note: Shap_tmpFld1 from shap_filt_tracer_s2 (and not s1, s4) C is directly proportional to Delta-Tr due to the Filter IF ( Shap_funct.NE.1 .AND. Shap_funct.NE.4 .AND. & DIFFERENT_MULTIPLE(Shap_diagFreq,myTime,deltaTClock) & ) THEN _BARRIER WRITE(suff,'(I10.10)') myIter CALL WRITE_FLD_XYZ_RL( 'shap_dT.', suff, Shap_tmpFld1, & myIter, myThid) _BARRIER ENDIF #ifdef ALLOW_DIAGNOSTICS IF ( Shap_funct.NE.1 .AND. Shap_funct.NE.4 & .AND. useDiagnostics ) THEN CALL DIAGNOSTICS_FILL(Shap_tmpFld1,'SHAP_dT ',0,Nr, & 0,1,1,myThid) ENDIF #endif /* ALLOW_DIAGNOSTICS */ ENDIF IF ( saltStepping .AND. nShapS.GT.0) THEN IF (Shap_funct.EQ.1) THEN CALL SHAP_FILT_TRACER_S1( U sFld, Shap_tmpFld1, I nShapS, Nr, myTime, myThid ) ELSEIF (Shap_funct.EQ.2 .OR. Shap_funct.EQ.20 & .OR. Shap_funct.EQ.21) THEN CALL SHAP_FILT_TRACER_S2( U sFld, Shap_tmpFld1, I nShapS, exchInOut, Nr, myTime, myIter, myThid ) ELSEIF (Shap_funct.EQ.4) THEN CALL SHAP_FILT_TRACER_S4( U sFld, Shap_tmpFld1, I nShapS, Nr, myTime, myThid ) c ELSEIF (Shap_funct.EQ.20) THEN c CALL SHAP_FILT_TRACER_S2G( c U sFld, Shap_tmpFld1, c I nShapS, Nr, myTime, myThid ) ELSE STOP 'SHAP_FILT_APPLY_TS: Ooops! Bad Shap_funct in S block' ENDIF C----- Diagnostic of Shapiro Filter effect on salinity : C Note: Shap_tmpFld1 from shap_filt_tracer_s2 (and not s1, s4) C is directly proportional to Delta-Tr due to the Filter IF ( Shap_funct.NE.1 .AND. Shap_funct.NE.4 .AND. & DIFFERENT_MULTIPLE(Shap_diagFreq,myTime,deltaTClock) & ) THEN _BARRIER WRITE(suff,'(I10.10)') myIter CALL WRITE_FLD_XYZ_RL( 'shap_dS.', suff, Shap_tmpFld1, & myIter, myThid) _BARRIER ENDIF #ifdef ALLOW_DIAGNOSTICS IF ( Shap_funct.NE.1 .AND. Shap_funct.NE.4 & .AND. useDiagnostics ) THEN CALL DIAGNOSTICS_FILL(Shap_tmpFld1,'SHAP_dS ',0,Nr, & 0,1,1,myThid) ENDIF #endif /* ALLOW_DIAGNOSTICS */ ENDIF #endif /* USE_OLD_SHAPIRO_FILTERS */ ENDIF #endif /* ALLOW_SHAP_FILT */ RETURN END