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C $Header: /u/gcmpack/MITgcm/pkg/rbcs/rbcs_fields_load.F,v 1.13 2011/04/20 01:42:53 jmc Exp $ |
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C $Name: $ |
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|
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#include "RBCS_OPTIONS.h" |
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|
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C !ROUTINE: RBCS_FIELDS_LOAD |
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C !INTERFACE: |
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SUBROUTINE RBCS_FIELDS_LOAD( myTime, myIter, myThid ) |
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|
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C !DESCRIPTION: \bv |
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C *==========================================================* |
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C | SUBROUTINE RBCS_FIELDS_LOAD |
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C | o Control reading of fields from external source. |
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C *==========================================================* |
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C | RBCS External source field loading routine. |
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C | This routine is called every time we want to |
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C | load a a set of external fields. The routine decides |
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C | which fields to load and then reads them in. |
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C *==========================================================* |
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C \ev |
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|
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C !USES: |
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IMPLICIT NONE |
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C === Global variables === |
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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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#ifdef ALLOW_PTRACERS |
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#include "PTRACERS_SIZE.h" |
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#include "PTRACERS_PARAMS.h" |
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#endif |
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#include "RBCS_SIZE.h" |
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#include "RBCS_PARAMS.h" |
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#include "RBCS_FIELDS.h" |
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|
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C !INPUT/OUTPUT PARAMETERS: |
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C === Routine arguments === |
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C myTime :: Simulation time |
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C myIter :: Simulation timestep number |
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C myThid :: Thread no. that called this routine. |
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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 !FUNCTIONS: |
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INTEGER IFNBLNK, ILNBLNK |
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EXTERNAL IFNBLNK, ILNBLNK |
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|
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C !LOCAL VARIABLES: |
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C === Local arrays === |
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C [01] :: End points for interpolation |
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C Above use static heap storage to allow exchange. |
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C aWght, bWght :: Interpolation weights |
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|
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INTEGER bi, bj, i, j, k |
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INTEGER intimeP, intime0, intime1 |
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_RL aWght, bWght, locTime |
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INTEGER Ifprd |
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#ifdef ALLOW_PTRACERS |
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INTEGER iTracer |
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#endif |
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INTEGER IL, initer0, initer1 |
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CHARACTER*(MAX_LEN_FNAM) fullName |
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CEOP |
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|
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#ifdef ALLOW_RBCS |
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CALL TIMER_START('RBCS_FIELDS_LOAD [I/O]', myThid) |
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|
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C-- First call requires that we initialize everything to zero for safety |
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C <= already done in RBCS_INIT_VARIA |
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|
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C-- Now calculate whether it is time to update the forcing arrays |
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bi = myBxLo(myThid) |
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bj = myByLo(myThid) |
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IF (rbcsForcingPeriod.GT.0. _d 0) THEN |
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locTime = myTime - rbcsForcingOffset |
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CALL GET_PERIODIC_INTERVAL( |
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O intimeP, intime0, intime1, bWght, aWght, |
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I rbcsForcingCycle, rbcsForcingPeriod, |
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I deltaTclock, locTime, myThid ) |
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#ifdef ALLOW_DEBUG |
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IF ( debugLevel.GE.debLevA ) THEN |
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_BEGIN_MASTER(myThid) |
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WRITE(standardMessageUnit,'(A,I10,A,4I5,A,2F14.10)') |
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& ' RBCS_FIELDS_LOAD,', myIter, |
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& ' : iP,iLd,i0,i1=', intimeP,rbcsLdRec(bi,bj), intime0,intime1, |
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& ' ; Wght=', bWght, aWght |
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_END_MASTER(myThid) |
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ENDIF |
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#endif /* ALLOW_DEBUG */ |
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ELSE |
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intimeP = 1 |
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intime1 = 1 |
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intime0 = 1 |
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aWght = .5 _d 0 |
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bWght = .5 _d 0 |
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ENDIF |
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|
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#ifdef ALLOW_AUTODIFF_TAMC |
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C- assuming that we call S/R RBCS_FIELDS_LOAD at each time-step and |
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C with increasing time, this will catch when we need to load new records; |
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C But with Adjoint run, this is not always the case => might end-up using |
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C the wrong time-records |
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IF ( intime0.NE.intimeP .OR. myIter.EQ.nIter0 ) THEN |
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#else /* ALLOW_AUTODIFF_TAMC */ |
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C- Make no assumption on sequence of calls to RBCS_FIELDS_LOAD ; |
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C This is the correct formulation (works in Adjoint run). |
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C Unfortunatly, produces many recomputations <== not used until it is fixed |
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IF ( intime1.NE.rbcsLdRec(bi,bj) ) THEN |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
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|
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C-- If the above condition is met then we need to read in |
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C data for the period ahead and the period behind myTime. |
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_BEGIN_MASTER(myThid) |
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WRITE(standardMessageUnit,'(A,I10,A,2(2I5,A))') |
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& ' RBCS_FIELDS_LOAD, it=', myIter, |
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& ' : Reading new data, i0,i1=', intime0, intime1, |
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& ' (prev=', intimeP, rbcsLdRec(bi,bj), ' )' |
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_END_MASTER(myThid) |
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|
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C for rbcsSingleTimeFiles=.TRUE. |
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Ifprd = NINT(rbcsForcingPeriod/deltaTrbcs) |
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initer0 = rbcsIter0 + intime0*Ifprd |
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initer1 = rbcsIter0 + intime1*Ifprd |
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|
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#ifndef DISABLE_RBCS_MOM |
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IF ( useRBCuVel .AND. relaxUFile.NE.' ' ) THEN |
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IF ( rbcsSingleTimeFiles ) THEN |
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IL=ILNBLNK( relaxUFile ) |
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WRITE(fullName,'(2A,I10.10)') relaxUFile(1:IL),'.',initer0 |
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CALL READ_REC_XYZ_RS(fullName, rbcu0, 1, myIter, myThid) |
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WRITE(fullName,'(2A,I10.10)') relaxUFile(1:IL),'.',initer1 |
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CALL READ_REC_XYZ_RS(fullName, rbcu1, 1, myIter, myThid) |
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ELSE |
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CALL READ_REC_XYZ_RS(relaxUFile,rbcu0,intime0,myIter,myThid) |
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CALL READ_REC_XYZ_RS(relaxUFile,rbcu1,intime1,myIter,myThid) |
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ENDIF |
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ENDIF |
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IF ( useRBCvVel .AND. relaxVFile.NE.' ' ) THEN |
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IF ( rbcsSingleTimeFiles ) THEN |
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IL=ILNBLNK( relaxVFile ) |
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WRITE(fullName,'(2A,I10.10)') relaxVFile(1:IL),'.',initer0 |
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CALL READ_REC_XYZ_RS(fullName, rbcv0, 1, myIter, myThid) |
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WRITE(fullName,'(2A,I10.10)') relaxVFile(1:IL),'.',initer1 |
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CALL READ_REC_XYZ_RS(fullName, rbcv1, 1, myIter, myThid) |
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ELSE |
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CALL READ_REC_XYZ_RS(relaxVFile,rbcv0,intime0,myIter,myThid) |
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CALL READ_REC_XYZ_RS(relaxVFile,rbcv1,intime1,myIter,myThid) |
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ENDIF |
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ENDIF |
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IF ( (useRBCuVel .AND. relaxUFile.NE.' ') .OR. |
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& (useRBCvVel .AND. relaxVFile.NE.' ') ) THEN |
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CALL EXCH_UV_XYZ_RS( rbcu0, rbcv0, .TRUE., myThid ) |
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CALL EXCH_UV_XYZ_RS( rbcu1, rbcv1, .TRUE., myThid ) |
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ENDIF |
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#endif /* DISABLE_RBCS_MOM */ |
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IF ( useRBCtemp .AND. relaxTFile .NE. ' ' ) THEN |
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IF ( rbcsSingleTimeFiles ) THEN |
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IL=ILNBLNK( relaxTFile ) |
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WRITE(fullName,'(2a,i10.10)') relaxTFile(1:IL),'.',initer0 |
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CALL READ_REC_XYZ_RS(fullName, rbct0, 1, myIter, myThid) |
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WRITE(fullName,'(2a,i10.10)') relaxTFile(1:IL),'.',initer1 |
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CALL READ_REC_XYZ_RS(fullName, rbct1, 1, myIter, myThid) |
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ELSE |
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CALL READ_REC_XYZ_RS(relaxTFile,rbct0,intime0,myIter,myThid) |
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CALL READ_REC_XYZ_RS(relaxTFile,rbct1,intime1,myIter,myThid) |
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ENDIF |
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CALL EXCH_XYZ_RS( rbct0 , myThid ) |
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CALL EXCH_XYZ_RS( rbct1 , myThid ) |
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ENDIF |
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IF ( useRBCsalt .AND. relaxSFile .NE. ' ' ) THEN |
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IF ( rbcsSingleTimeFiles ) THEN |
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IL=ILNBLNK( relaxSFile ) |
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WRITE(fullName,'(2a,i10.10)') relaxSFile(1:IL),'.',initer0 |
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CALL READ_REC_XYZ_RS(fullName, rbcs0, 1, myIter, myThid) |
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WRITE(fullName,'(2a,i10.10)') relaxSFile(1:IL),'.',initer1 |
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CALL READ_REC_XYZ_RS(fullName, rbcs1, 1, myIter, myThid) |
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ELSE |
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CALL READ_REC_XYZ_RS(relaxSFile,rbcs0,intime0,myIter,myThid) |
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CALL READ_REC_XYZ_RS(relaxSFile,rbcs1,intime1,myIter,myThid) |
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ENDIF |
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CALL EXCH_XYZ_RS( rbcs0 , myThid ) |
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CALL EXCH_XYZ_RS( rbcs1 , myThid ) |
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ENDIF |
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|
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#ifdef ALLOW_PTRACERS |
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IF ( usePTRACERS ) THEN |
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DO iTracer = 1, PTRACERS_numInUse |
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IF ( useRBCptrnum(iTracer) .AND. |
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& relaxPtracerFile(iTracer).NE. ' ' ) THEN |
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IF ( rbcsSingleTimeFiles ) THEN |
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IL=ILNBLNK( relaxPtracerFile(iTracer) ) |
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WRITE(fullName,'(2a,i10.10)') relaxPtracerFile(iTracer)(1:IL) |
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& ,'.',initer0 |
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CALL READ_REC_XYZ_RS( fullName, |
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& rbcptr0(1-Olx,1-Oly,1,1,1,iTracer), |
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& 1, myIter, myThid ) |
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WRITE(fullName,'(2a,i10.10)') relaxPtracerFile(iTracer)(1:IL) |
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& ,'.',initer1 |
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CALL READ_REC_XYZ_RS( fullName, |
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& rbcptr1(1-Olx,1-Oly,1,1,1,iTracer), |
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& 1, myIter, myThid ) |
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ELSE |
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CALL READ_REC_XYZ_RS( relaxPtracerFile(iTracer), |
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& rbcptr0(1-Olx,1-Oly,1,1,1,iTracer), |
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& intime0, myIter, myThid ) |
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CALL READ_REC_XYZ_RS( relaxPtracerFile(iTracer), |
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& rbcptr1(1-Olx,1-Oly,1,1,1,iTracer), |
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& intime1, myIter, myThid ) |
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ENDIF |
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CALL EXCH_XYZ_RS( rbcptr0(1-Olx,1-Oly,1,1,1,iTracer),myThid ) |
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CALL EXCH_XYZ_RS( rbcptr1(1-Olx,1-Oly,1,1,1,iTracer),myThid ) |
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ENDIF |
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ENDDO |
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ENDIF |
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#endif /* ALLOW_PTRACERS */ |
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|
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C- save newly loaded time-record |
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DO bj = myByLo(myThid), myByHi(myThid) |
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DO bi = myBxLo(myThid), myBxHi(myThid) |
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rbcsLdRec(bi,bj) = intime1 |
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ENDDO |
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ENDDO |
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|
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C-- end if-block for loading new time-records |
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ENDIF |
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|
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C-- Interpolate |
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DO bj = myByLo(myThid), myByHi(myThid) |
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DO bi = myBxLo(myThid), myBxHi(myThid) |
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#ifndef DISABLE_RBCS_MOM |
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IF ( useRBCuVel .OR. useRBCvVel ) THEN |
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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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RBCuVel(i,j,k,bi,bj) = bWght*rbcu0(i,j,k,bi,bj) |
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& +aWght*rbcu1(i,j,k,bi,bj) |
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RBCvVel(i,j,k,bi,bj) = bWght*rbcv0(i,j,k,bi,bj) |
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& +aWght*rbcv1(i,j,k,bi,bj) |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDIF |
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#endif /* DISABLE_RBCS_MOM */ |
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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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RBCtemp(i,j,k,bi,bj) = bWght*rbct0(i,j,k,bi,bj) |
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& +aWght*rbct1(i,j,k,bi,bj) |
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RBCsalt(i,j,k,bi,bj) = bWght*rbcs0(i,j,k,bi,bj) |
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& +aWght*rbcs1(i,j,k,bi,bj) |
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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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|
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#ifdef ALLOW_PTRACERS |
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IF ( usePTRACERS ) THEN |
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DO iTracer = 1, PTRACERS_numInUse |
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IF (useRBCptrnum(iTracer)) THEN |
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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-Oly,sNy+Oly |
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DO i=1-Olx,sNx+Olx |
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RBC_ptracers(i,j,k,bi,bj,iTracer) = |
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& bWght*rbcptr0(i,j,k,bi,bj,iTracer) |
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& +aWght*rbcptr1(i,j,k,bi,bj,iTracer) |
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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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ENDIF |
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ENDDO |
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ENDIF |
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#endif /* ALLOW_PTRACERS */ |
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|
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CALL TIMER_STOP ('RBCS_FIELDS_LOAD [I/O]', myThid) |
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|
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#endif /* ALLOW_RBCS */ |
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|
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RETURN |
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END |
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