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C $Header: /u/gcmpack/MITgcm/pkg/ptracers/ptracers_advection.F,v 1.16 2010/11/18 00:35:27 jmc Exp $ |
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C $Name: $ |
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|
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#include "PTRACERS_OPTIONS.h" |
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#include "GAD_OPTIONS.h" |
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|
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CBOP |
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C !ROUTINE: PTRACERS_ADVECTION |
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|
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C !INTERFACE: ========================================================== |
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SUBROUTINE PTRACERS_ADVECTION( bi,bj,myTime,myIter,myThid ) |
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|
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C !DESCRIPTION: |
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C Calculates tendency for passive tracers and integrates forward |
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C in time. |
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|
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C !USES: =============================================================== |
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#include "PTRACERS_MOD.h" |
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IMPLICIT NONE |
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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 "DYNVARS.h" |
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#ifdef ALLOW_LONGSTEP |
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#include "LONGSTEP_PARAMS.h" |
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#include "LONGSTEP.h" |
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#endif |
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#include "PTRACERS_SIZE.h" |
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#include "PTRACERS_PARAMS.h" |
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#include "PTRACERS_START.h" |
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#include "PTRACERS_FIELDS.h" |
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#include "GAD.h" |
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#ifdef ALLOW_AUTODIFF_TAMC |
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# include "tamc.h" |
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# include "tamc_keys.h" |
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#endif |
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|
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C !INPUT PARAMETERS: =================================================== |
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C bi,bj :: tile indices |
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C myTime :: model time |
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C myIter :: time-step number |
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C myThid :: thread number |
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INTEGER bi,bj |
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_RL myTime |
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INTEGER myIter |
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INTEGER myThid |
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|
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C !OUTPUT PARAMETERS: ================================================== |
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C none |
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|
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#ifdef ALLOW_PTRACERS |
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|
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C !LOCAL VARIABLES: ==================================================== |
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C i,j,k,bi,bj,iTracer :: loop indices |
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C iMin,iMax,jMin,jMax :: loop ranges |
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C kUp,kDown :: toggle indices for even/odd level fluxes |
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C km1 :: =min(1,k-1) |
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C rFlx :: vertical flux |
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INTEGER iTracer |
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CEOP |
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|
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C Loop over tracers |
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DO iTracer=1,PTRACERS_numInUse |
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IF ( PTRACERS_StepFwd(iTracer) ) THEN |
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|
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#ifdef ALLOW_AUTODIFF_TAMC |
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act0 = iTracer - 1 |
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max0 = PTRACERS_num |
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act1 = bi - myBxLo(myThid) |
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max1 = myBxHi(myThid) - myBxLo(myThid) + 1 |
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act2 = bj - myByLo(myThid) |
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max2 = myByHi(myThid) - myByLo(myThid) + 1 |
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act3 = myThid - 1 |
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max3 = nTx*nTy |
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act4 = ikey_dynamics - 1 |
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iptrkey = (act0 + 1) |
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& + act1*max0 |
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& + act2*max0*max1 |
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& + act3*max0*max1*max2 |
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& + act4*max0*max1*max2*max3 |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
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|
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#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ STORE pTracer(:,:,:,bi,bj,iTracer) |
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CADJ & = comlev1_bibj_ptracers, key=iptrkey, byte=isbyte |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
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|
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#ifdef PTRACERS_ALLOW_DYN_STATE |
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IF ( PTRACERS_SOM_Advection(iTracer) ) THEN |
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#ifdef ALLOW_DEBUG |
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IF (debugMode) CALL DEBUG_CALL('GAD_SOM_ADVECT',myThid) |
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#endif |
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CALL GAD_SOM_ADVECT( |
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I PTRACERS_ImplVertAdv(iTracer), |
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I PTRACERS_advScheme(iTracer), |
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I PTRACERS_advScheme(iTracer), |
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I GAD_TR1+iTracer-1, |
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I PTRACERS_dTLev, |
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#ifdef ALLOW_LONGSTEP |
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I LS_uVel, LS_vVel, LS_wVel, |
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#else |
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I uVel, vVel, wVel, |
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#endif |
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I pTracer(1-OLx,1-OLy,1,1,1,iTracer), |
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U _Ptracers_som(:,:,:,:,:,:,iTracer), |
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O gPtr(1-OLx,1-OLy,1,1,1,iTracer), |
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I bi,bj,myTime,myIter,myThid) |
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ELSEIF ( PTRACERS_MultiDimAdv(iTracer) ) THEN |
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#else /* PTRACERS_ALLOW_DYN_STATE */ |
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IF ( PTRACERS_MultiDimAdv(iTracer) ) THEN |
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#endif /* PTRACERS_ALLOW_DYN_STATE */ |
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CALL GAD_ADVECTION( |
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I PTRACERS_ImplVertAdv(iTracer), |
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I PTRACERS_advScheme(iTracer), |
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I PTRACERS_advScheme(iTracer), |
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I GAD_TR1+iTracer-1, |
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I PTRACERS_dTLev, |
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#ifdef ALLOW_LONGSTEP |
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I LS_uVel, LS_vVel, LS_wVel, |
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#else |
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I uVel, vVel, wVel, |
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#endif |
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I pTracer(1-OLx,1-OLy,1,1,1,iTracer), |
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O gPtr(1-OLx,1-OLy,1,1,1,iTracer), |
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I bi,bj,myTime,myIter,myThid) |
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ENDIF |
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|
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|
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C end of tracer loop |
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ENDIF |
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ENDDO |
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|
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#endif /* ALLOW_PTRACERS */ |
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|
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RETURN |
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END |
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