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dimitri |
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C $Header: /u/gcmpack/MITgcm/pkg/ptracers/ptracers_init.F,v 1.4 2003/07/09 20:00:58 stephd Exp $ |
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C $Name: $ |
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#include "PTRACERS_OPTIONS.h" |
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#ifdef ALLOW_GCHEM |
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# include "GCHEM_OPTIONS.h" |
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#endif |
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CBOP |
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C !ROUTINE: PTRACERS_INIT |
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C !INTERFACE: ========================================================== |
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SUBROUTINE PTRACERS_INIT( myThid ) |
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C !DESCRIPTION: |
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C Initialize PTRACERS data structures |
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cdm This file is customized to compute CO2 perturbations from 30 ocean |
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cdm regions for Gruber's ocean inversion project. |
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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 "GRID.h" |
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#include "PTRACERS.h" |
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cswdptr -- add --- |
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#ifdef ALLOW_GCHEM |
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# include "GCHEM.h" |
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#endif |
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cswdptr --- end add -- |
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C !INPUT PARAMETERS: =================================================== |
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C myThid :: thread number |
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INTEGER myThid |
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C !OUTPUT PARAMETERS: ================================================== |
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C none |
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#ifdef ALLOW_PTRACERS |
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C !LOCAL VARIABLES: ==================================================== |
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C i,j,k,bi,bj,iTracer :: loop indices |
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INTEGER i,j,k,bi,bj,iTracer |
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CHARACTER*(10) suff |
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#ifndef ALLOW_GCHEM |
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INTEGER tIter0 |
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PARAMETER ( tIter0 = 0 ) |
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#endif |
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CEOP |
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C Loop over tracers |
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DO iTracer = 1, PTRACERS_num |
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C Loop over tiles |
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DO bj = myByLo(myThid), myByHi(myThid) |
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DO bi = myBxLo(myThid), myBxHi(myThid) |
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C Initialize arrays in common blocks : |
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DO k=1,Nr |
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DO j=1-Oly,sNy+OLy |
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DO i=1-Olx,sNx+Olx |
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pTracer(i,j,k,bi,bj,iTracer) = 0. _d 0 |
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gPtr(i,j,k,bi,bj,iTracer) = 0. _d 0 |
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gPtrNM1(i,j,k,bi,bj,iTracer) = 0. _d 0 |
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ENDDO |
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ENDDO |
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ENDDO |
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#ifdef ALLOW_TIMEAVE |
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C Initialize averages to zero |
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c CALL TIMEAVE_RESET(GM_Kwx_T,Nr, bi,bj,myThid) |
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c CALL TIMEAVE_RESET(GM_Kwy_T,Nr, bi,bj,myThid) |
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c CALL TIMEAVE_RESET(GM_Kwz_T,Nr, bi,bj,myThid) |
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c DO k=1,Nr |
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c GM_TimeAve(k,bi,bj)=0. |
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c ENDDO |
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#endif /* ALLOW_TIMEAVE */ |
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C end bi,bj loops |
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ENDDO |
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ENDDO |
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C end of Tracer loop |
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ENDDO |
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C Now read initial conditions and always exchange |
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cswdptr IF (nIter0.EQ.0) THEN |
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cswdptr -- change --- |
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IF (nIter0.EQ.tIter0) THEN |
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cswdptr -- end change --- |
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DO iTracer = 1, PTRACERS_numInUse |
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IF ( PTRACERS_initialFile(iTracer) .NE. ' ' ) THEN |
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_BEGIN_MASTER( myThid ) |
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CALL READ_FLD_XYZ_RL(PTRACERS_initialFile(iTracer),' ', |
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& pTracer(1-Olx,1-Oly,1,1,1,iTracer) ,0,myThid) |
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_END_MASTER(myThid) |
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C Apply mask |
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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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DO J=1,sNy |
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DO I=1,sNx |
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IF(hFacC(I,J,K,bi,bj).EQ.0) |
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& pTracer(i,j,k,bi,bj,iTracer)=0. |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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ELSE |
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cswdptr -- add --- |
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cswdptr -- end add --- |
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ENDIF |
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_EXCH_XYZ_R8(pTracer(1-Olx,1-Oly,1,1,1,iTracer),myThid) |
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ENDDO |
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ENDIF |
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C Read from a pickup file if nIter0 |
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cswdptr IF (nIter0.NE.0) THEN |
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cswdptr -- change -- |
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IF (nIter0.GT.tIter0) THEN |
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C-- Suffix for pickup files |
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IF (pickupSuff.EQ.' ') THEN |
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WRITE(suff,'(I10.10)') nIter0 |
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ELSE |
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WRITE(suff,'(A10)') pickupSuff |
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ENDIF |
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CALL PTRACERS_READ_CHECKPOINT( nIter0,myThid ) |
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ENDIF |
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cdm Initialize pTracerMasks |
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CALL PTRACERS_READ_MASK ( mythid ) |
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#endif /* ALLOW_PTRACERS */ |
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RETURN |
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END |
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