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C $Header: /u/gcmpack/MITgcm/pkg/ptracers/ptracers_read_pickup.F,v 1.5 2007/11/05 18:48:04 jmc 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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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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CBOP |
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C !ROUTINE: PTRACERS_READ_PICKUP |
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|
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C !INTERFACE: |
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SUBROUTINE PTRACERS_READ_PICKUP( myIter, myThid ) |
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|
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C !DESCRIPTION: |
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C Reads current state of passive tracers from 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_PARAMS.h" |
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#include "PTRACERS_RESTART.h" |
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#include "PTRACERS_FIELDS.h" |
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|
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C !INPUT PARAMETERS: |
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C myIter :: time-step number |
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C myThid :: thread number |
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INTEGER myIter |
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INTEGER myThid |
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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 :: tracer index |
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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 filePrec :: pickup-file precision (read from meta file) |
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C nbFields :: number of fields in pickup file (read from meta file) |
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C fldName :: Name of the field to read |
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C missFldList :: List of missing fields (attempted to read but not found) |
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C missFldDim :: Dimension of missing fields list array: missFldList |
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C nMissing :: Number of missing fields (attempted to read but not found) |
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C j :: loop index |
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C nj :: record number |
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C ioUnit :: temp for writing msg unit |
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C msgBuf :: Informational/error message buffer |
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INTEGER iTracer, iRec, prec |
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INTEGER filePrec, nbFields |
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INTEGER missFldDim, nMissing |
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INTEGER nj, ioUnit |
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PARAMETER( missFldDim = 2*PTRACERS_num ) |
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CHARACTER*(MAX_LEN_MBUF) fn |
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CHARACTER*(8) fldName, missFldList(missFldDim) |
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CHARACTER*(MAX_LEN_MBUF) msgBuf |
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CEOP |
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|
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_BARRIER |
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|
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#ifdef ALLOW_MNC |
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IF ( PTRACERS_pickup_read_mnc ) THEN |
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C Read variables from the pickup file |
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WRITE(fn,'(a)') 'pickup_ptracers' |
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CALL MNC_FILE_CLOSE_ALL_MATCHING(fn, myThid) |
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CALL MNC_CW_SET_UDIM(fn, 1, myThid) |
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CALL MNC_CW_SET_CITER(fn, 3, 3, myIter, -1, myThid) |
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DO iTracer = 1, PTRACERS_numInUse |
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CALL MNC_CW_RL_R('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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CALL EXCH_3D_RL( gpTrNm1(1-Olx,1-Oly,1,1,1,iTracer), |
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& Nr, myThid ) |
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ENDDO |
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CALL MNC_CW_SET_UDIM(fn, 2, myThid) |
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DO iTracer = 1, PTRACERS_numInUse |
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CALL MNC_CW_RL_R('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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CALL EXCH_3D_RL( pTracer(1-Olx,1-Oly,1,1,1,iTracer), |
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& Nr, 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_read_mdsio ) THEN |
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|
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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|
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IF ( pickupSuff.EQ.' ' ) THEN |
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WRITE(fn,'(A,I10.10)') 'pickup_ptracers.',myIter |
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ELSE |
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WRITE(fn,'(A,A10)') 'pickup_ptracers.',pickupSuff |
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ENDIF |
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prec = precFloat64 |
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|
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CALL READ_MFLDS_SET( |
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I fn, |
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O nbFields, filePrec, |
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I Nr, myIter, myThid ) |
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_BEGIN_MASTER( myThid ) |
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c IF ( filePrec.NE.0 .AND. filePrec.NE.prec ) THEN |
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IF ( nbFields.GE.0 .AND. filePrec.NE.prec ) THEN |
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WRITE(msgBuf,'(2A,I4)') 'READ_PICKUP: ', |
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& 'pickup-file binary precision do not match !' |
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CALL PRINT_ERROR( msgBuf, myThid ) |
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WRITE(msgBuf,'(A,2(A,I4))') 'READ_PICKUP: ', |
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& 'file prec.=', filePrec, ' but expecting prec.=', prec |
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CALL PRINT_ERROR( msgBuf, myThid ) |
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STOP 'ABNORMAL END: S/R READ_PICKUP (data-prec Pb)' |
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ENDIF |
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_END_MASTER( myThid ) |
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|
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IF ( nbFields.LE.0 ) THEN |
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C- No meta-file or old meta-file without List of Fields |
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ioUnit = errorMessageUnit |
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IF ( pickupStrictlyMatch ) THEN |
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WRITE(msgBuf,'(4A)') 'READ_PICKUP: ', |
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& 'no field-list found in meta-file', |
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& ' => cannot check for strick-matching' |
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CALL PRINT_ERROR( msgBuf, myThid ) |
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WRITE(msgBuf,'(4A)') 'READ_PICKUP: ', |
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& 'try with " pickupStrictlyMatch=.FALSE.,"', |
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& ' in file: "data", NameList: "PARM03"' |
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CALL PRINT_MESSAGE( msgBuf, ioUnit, SQUEEZE_RIGHT, myThid ) |
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STOP 'ABNORMAL END: S/R READ_PICKUP' |
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ELSE |
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WRITE(msgBuf,'(4A)') 'WARNING >> READ_PICKUP: ', |
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& ' no field-list found' |
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CALL PRINT_MESSAGE( msgBuf, ioUnit, SQUEEZE_RIGHT, myThid ) |
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IF ( nbFields.EQ.-1 ) THEN |
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C- No meta-file |
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WRITE(msgBuf,'(4A)') 'WARNING >> ', |
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& ' try to read pickup as currently written' |
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CALL PRINT_MESSAGE( msgBuf, ioUnit, SQUEEZE_RIGHT, myThid ) |
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ELSE |
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C- Old meta-file without List of Fields |
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WRITE(msgBuf,'(4A)') 'WARNING >> ', |
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& ' try to read pickup as it used to be written' |
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CALL PRINT_MESSAGE( msgBuf, ioUnit, SQUEEZE_RIGHT, myThid ) |
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WRITE(msgBuf,'(4A)') 'WARNING >> ', |
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& ' until checkpoint59k (2007 Dec 18)' |
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CALL PRINT_MESSAGE( msgBuf, ioUnit, SQUEEZE_RIGHT, myThid ) |
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ENDIF |
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ENDIF |
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ENDIF |
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|
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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|
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C--- Very Old way to read ptracer pickup: |
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IF ( nbFields.EQ.0 .AND. usePickupBeforeC54 ) THEN |
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C Read fields as consecutive records |
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DO iTracer = 1, PTRACERS_numInUse |
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iRec = iTracer |
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CALL READ_REC_3D_RL( fn, prec, Nr, |
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O pTracer(1-Olx,1-Oly,1,1,1,iTracer), |
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I iRec, myIter, myThid ) |
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CALL EXCH_3D_RL( pTracer(1-Olx,1-Oly,1,1,1,iTracer), |
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& Nr, myThid ) |
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ENDDO |
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|
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C Read historical tendencies as consecutive records |
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c DO iTracer = 1,PTRACERS_numInUse |
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c iRec = iTracer + PTRACERS_num |
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c CALL READ_REC_3D_RL( fn, prec, Nr, |
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c O gPtr(1-Olx,1-Oly,1,1,1,iTracer), |
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c I iRec, myIter, myThid ) |
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c CALL EXCH_3D_RL( gPtr(1-Olx,1-Oly,1,1,1,iTracer), |
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c & Nr, myThid ) |
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c ENDDO |
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DO iTracer = 1, PTRACERS_numInUse |
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iRec = iTracer + PTRACERS_num*2 |
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CALL READ_REC_3D_RL( fn, prec, Nr, |
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O gpTrNm1(1-Olx,1-Oly,1,1,1,iTracer), |
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I iRec, myIter, myThid ) |
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CALL EXCH_3D_RL( gpTrNm1(1-Olx,1-Oly,1,1,1,iTracer), |
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& Nr, myThid ) |
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ENDDO |
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|
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ELSEIF ( nbFields.EQ.0 ) THEN |
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C--- Old way to read ptracer pickup: |
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C Read fields & tendencies (needed for AB) as consecutive records, |
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C one tracer after the other, only for tracers "InUse". Note: |
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C this allow to restart from a pickup with a different number of |
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C tracers, with write_pickup dumping all of them (PTRACERS_num). |
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DO iTracer = 1, PTRACERS_numInUse |
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iRec = 2*iTracer -1 |
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CALL READ_REC_3D_RL( fn, prec, Nr, |
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O pTracer(1-Olx,1-Oly,1,1,1,iTracer), |
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I iRec, myIter, myThid ) |
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iRec = 2*iTracer |
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CALL READ_REC_3D_RL( fn, prec, Nr, |
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O gpTrNm1(1-Olx,1-Oly,1,1,1,iTracer), |
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I iRec, myIter, myThid ) |
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CALL EXCH_3D_RL( pTracer(1-Olx,1-Oly,1,1,1,iTracer), |
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& Nr, myThid ) |
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CALL EXCH_3D_RL( gpTrNm1(1-Olx,1-Oly,1,1,1,iTracer), |
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& Nr, myThid ) |
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ENDDO |
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|
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ELSE |
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C--- New way to read ptracer pickup: |
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nj = 0 |
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DO iTracer = 1, PTRACERS_numInUse |
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C--- read pTracer 3-D fields for restart |
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fldName = 'pTr'//PTRACERS_ioLabel(iTracer)//' ' |
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CALL READ_MFLDS_3D_RL( fldName, |
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O pTracer(1-Olx,1-Oly,1,1,1,iTracer), |
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& nj, prec, Nr, myIter, myThid ) |
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CALL EXCH_3D_RL( pTracer(1-Olx,1-Oly,1,1,1,iTracer), |
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& Nr, myThid ) |
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ENDDO |
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DO iTracer = 1, PTRACERS_numInUse |
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C--- read pTracer 3-D tendencies for AB-restart |
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IF ( PTRACERS_AdamsBashGtr(iTracer) ) THEN |
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fldName = 'gPtr'//PTRACERS_ioLabel(iTracer)//'m1' |
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CALL READ_MFLDS_3D_RL( fldName, |
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O gpTrNm1(1-Olx,1-Oly,1,1,1,iTracer), |
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& nj, prec, Nr, myIter, myThid ) |
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CALL EXCH_3D_RL( gpTrNm1(1-Olx,1-Oly,1,1,1,iTracer), |
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& Nr, myThid ) |
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ENDIF |
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ENDDO |
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|
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C-- end: new way to read pickup file |
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ENDIF |
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|
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C-- Check for missing fields: |
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nMissing = missFldDim |
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CALL READ_MFLDS_CHECK( |
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O missFldList, |
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U nMissing, |
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I myIter, myThid ) |
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IF ( nMissing.GT.missFldDim ) THEN |
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WRITE(msgBuf,'(2A,I4)') 'READ_PICKUP: ', |
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& 'missing fields list has been truncated to', missFldDim |
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CALL PRINT_ERROR( msgBuf, myThid ) |
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STOP 'ABNORMAL END: S/R READ_PICKUP (list-size Pb)' |
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ENDIF |
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CALL PTRACERS_CHECK_PICKUP( |
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I missFldList, |
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I nMissing, nbFields, |
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I myIter, myThid ) |
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|
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C-- end: pickup_read_mdsio |
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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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