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C $Header: /u/gcmpack/MITgcm/pkg/ptracers/ptracers_write_checkpoint.F,v 1.8 2005/09/11 15:06:48 edhill 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_WRITE_CHECKPOINT |
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|
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C !INTERFACE: ========================================================== |
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SUBROUTINE PTRACERS_WRITE_CHECKPOINT( permCheckPoint, |
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& suff,myIter,myTime,myThid ) |
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|
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C !DESCRIPTION: |
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C Writes current state of passive tracers to a pickup file |
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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 "PTRACERS_SIZE.h" |
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#include "PTRACERS.h" |
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|
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C !INPUT PARAMETERS: =================================================== |
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C permCheckPoint :: permanent or a rolling checkpoint |
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C suff :: suffix for pickup file (eg. ckptA or 0000000010) |
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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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LOGICAL permCheckPoint |
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CHARACTER*(*) suff |
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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 iTracer :: loop indices |
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C iRec :: record number |
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C fn :: character buffer for creating filename |
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C prec :: precision of pickup files |
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C lgf :: flag to write "global" files |
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INTEGER i,iTracer,prec,iRec,iChar,lChar |
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CHARACTER*(MAX_LEN_FNAM) fn |
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LOGICAL lgf |
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INTEGER ILNBLNK |
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EXTERNAL ILNBLNK |
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CEOP |
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|
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DO i = 1,MAX_LEN_FNAM |
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fn(i:i) = ' ' |
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ENDDO |
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|
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#ifdef ALLOW_MNC |
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IF ( PTRACERS_pickup_write_mnc ) THEN |
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IF ( permCheckPoint ) THEN |
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WRITE(fn,'(a)') 'pickup_ptracers' |
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ELSE |
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lChar = ILNBLNK(suff) |
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WRITE(fn,'(2a)') 'pickup_ptracers.', suff(1:lChar) |
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ENDIF |
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CALL MNC_FILE_CLOSE_ALL_MATCHING(fn, myThid) |
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C First ***define*** the file group name |
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CALL MNC_CW_SET_UDIM(fn, 1, myThid) |
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IF ( permCheckPoint ) THEN |
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CALL MNC_CW_SET_CITER(fn, 3, 3, myIter, -1, myThid) |
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ELSE |
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CALL MNC_CW_SET_CITER(fn, 2, -1, -1, -1, myThid) |
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ENDIF |
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C Then set the actual unlimited dimension |
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CALL MNC_CW_SET_UDIM(fn, 1, myThid) |
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C The following two values should probably be for the n-1 time |
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C step since we're saving the gPtrNm1 variable first |
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CALL MNC_CW_RL_W_S('D',fn,0,0,'T', myTime, myThid) |
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CALL MNC_CW_I_W_S('I',fn,0,0,'iter', myIter, myThid) |
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DO iTracer = 1,PTRACERS_numInUse |
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CALL MNC_CW_RL_W('D',fn,0,0, PTRACERS_names(iTracer), |
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& gPtrNm1(1-OLx,1-OLy,1,1,1,iTracer),myThid) |
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ENDDO |
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CALL MNC_CW_SET_UDIM(fn, 2, myThid) |
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CALL MNC_CW_RL_W_S('D',fn,0,0,'T', myTime, myThid) |
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CALL MNC_CW_I_W_S('I',fn,0,0,'iter', myIter, myThid) |
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DO iTracer = 1,PTRACERS_numInUse |
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CALL MNC_CW_RL_W('D',fn,0,0, PTRACERS_names(iTracer), |
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& pTracer(1-OLx,1-OLy,1,1,1,iTracer),myThid) |
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ENDDO |
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ENDIF |
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#endif /* ALLOW_MNC */ |
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|
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IF ( PTRACERS_pickup_write_mdsio ) THEN |
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|
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lChar = 0 |
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DO iChar = 1,len(suff) |
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IF ( suff(iChar:iChar) .NE. ' ') lChar=iChar |
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ENDDO |
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WRITE(fn,'(A,A)') 'pickup_ptracers.',suff(1:lChar) |
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prec = precFloat64 |
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lgf = globalFiles |
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|
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C Write fields & tendancies (needed for AB) as consecutive |
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C records, one tracer after the other, for all available tracers. |
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C note: this allow to restart from a pickup with a different |
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C number of tracers, with read_pickup reading only the tracers |
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C "InUse". |
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DO iTracer=1,PTRACERS_num |
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iRec = 2*iTracer - 1 |
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CALL MDSWRITEFIELD(fn,prec,lgf,'RL',Nr, |
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& pTracer(1-Olx,1-Oly,1,1,1,iTracer), |
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& iRec,myIter,myThid) |
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iRec = 2*iTracer |
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CALL MDSWRITEFIELD(fn,prec,lgf,'RL',Nr, |
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& gPtrNm1(1-Olx,1-Oly,1,1,1,iTracer), |
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& iRec,myIter,myThid) |
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ENDDO |
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|
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ENDIF |
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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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