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C $Header: /u/gcmpack/MITgcm/pkg/ptracers/ptracers_advection.F,v 1.1 2002/03/04 19:01:29 adcroft Exp $ |
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C $Name: $ |
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|
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#include "PTRACERS_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,myIter,myTime,myThid ) |
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|
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C !DESCRIPTION: |
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C Calculates tendancy 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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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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#include "PTRACERS.h" |
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#include "GAD.h" |
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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 myIter :: time-step number |
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C myTime :: model time |
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C myThid :: thread number |
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INTEGER bi,bj |
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INTEGER myIter |
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_RL myTime |
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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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|
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IF ( |
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c & multiDimAdvection .AND. |
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& PTRACERS_advScheme(iTracer).NE.ENUM_CENTERED_2ND .AND. |
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& PTRACERS_advScheme(iTracer).NE.ENUM_UPWIND_3RD .AND. |
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& PTRACERS_advScheme(iTracer).NE.ENUM_CENTERED_4TH ) THEN |
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CALL GAD_ADVECTION( |
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I .FALSE., |
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I PTRACERS_advScheme(iTracer), |
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I GAD_TR1, |
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I uVel, vVel, wVel, |
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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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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 |