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heimbach |
1.1 |
C $Header: /u/gcmpack/MITgcm/pkg/mdsio/mdsio_writevector.F,v 1.5 2005/08/19 18:01:29 heimbach Exp $ |
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C $Name: $ |
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#include "MDSIO_OPTIONS.h" |
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SUBROUTINE MDSWRITEVECTOR( |
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I fName, |
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I filePrec, |
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I globalfile, |
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I arrType, |
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I narr, |
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I arr, |
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I bi, |
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I bj, |
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I irecord, |
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I myIter, |
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I myThid ) |
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C Arguments: |
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C |
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C fName string base name for file to written |
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C filePrec integer number of bits per word in file (32 or 64) |
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C globalFile logical selects between writing a global or tiled file |
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C arrType char(2) declaration of "arr": either "RS" or "RL" |
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C narr integer size of third dimension: normally either 1 or Nr |
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C arr RS/RL array to write, arr(narr) |
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ce bi integer x tile index |
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ce bj integer y tile index |
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C irecord integer record number to read |
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C myIter integer time step number |
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C myThid integer thread identifier |
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C |
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C Created: 03/26/99 eckert@mit.edu |
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C Modified: 03/29/99 adcroft@mit.edu + eckert@mit.edu |
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C Fixed to work work with _RS and _RL declarations |
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C Modified: 07/27/99 eckert@mit.edu |
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C Customized for state estimation (--> active_file_control.F) |
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C Changed: 05/31/00 heimbach@mit.edu |
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C open(dUnit, ..., status='old', ... -> status='unknown' |
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implicit none |
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C Global variables / common blocks |
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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 "EESUPPORT.h" |
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C Routine arguments |
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character*(*) fName |
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integer filePrec |
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logical globalfile |
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character*(2) arrType |
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integer narr |
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_RL arr(narr) |
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integer irecord |
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integer myIter |
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integer myThid |
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ce |
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integer bi,bj |
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ce |
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cmm |
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C Real*8 mxv |
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cmm |
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C Functions |
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integer ILNBLNK |
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integer MDS_RECLEN |
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C Local variables |
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character*(128) dataFName,metaFName,pfName |
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integer iG,jG,irec,dUnit,IL,pIL |
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logical fileIsOpen |
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integer dimList(3,3),ndims |
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integer length_of_rec |
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character*(max_len_mbuf) msgbuf |
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cph( |
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cph Deal with useSingleCpuIO |
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cph Not implemented here for EXCH2 |
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logical lprint |
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INTEGER K,L |
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INTEGER nNz |
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INTEGER vec_size |
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#ifdef ALLOW_USE_MPI |
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INTEGER iG_IO,jG_IO,npe |
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Real*4 xy_buffer_r4(narr*nPx*nPy) |
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Real*8 xy_buffer_r8(narr*nPx*nPy) |
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Real*8 global(narr*nPx*nPy) |
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_RL local(narr) |
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#endif |
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cph) |
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C ------------------------------------------------------------------ |
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vec_size = narr*nPx*nPy |
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nNz = 1 |
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C Only do I/O if I am the master thread |
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_BEGIN_MASTER( myThid ) |
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cmm( |
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C mxv=MAXVAL(arr) |
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C print*,'ckptmdswritevector: The max of ',Fname, ' is ',mxv |
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cmm) |
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C Record number must be >= 1 |
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if (irecord .LT. 1) then |
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write(msgbuf,'(a,i9.8)') |
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& ' MDSWRITEVECTOR: argument irecord = ',irecord |
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call print_message( msgbuf, standardmessageunit, |
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& SQUEEZE_RIGHT , mythid) |
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write(msgbuf,'(a)') |
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& ' MDSWRITEVECTOR: invalid value for irecord' |
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call print_error( msgbuf, mythid ) |
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stop 'ABNORMAL END: S/R MDSWRITEVECTOR' |
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endif |
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C Assume nothing |
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fileIsOpen = .FALSE. |
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IL = ILNBLNK( fName ) |
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pIL = ILNBLNK( mdsioLocalDir ) |
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C Assign special directory |
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if ( mdsioLocalDir .NE. ' ' ) then |
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write(pFname(1:128),'(2a)') |
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& mdsioLocalDir(1:pIL), fName(1:IL) |
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else |
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pFname= fName |
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endif |
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pIL=ILNBLNK( pfName ) |
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C Assign a free unit number as the I/O channel for this routine |
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call MDSFINDUNIT( dUnit, mythid ) |
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#ifdef ALLOW_USE_MPI |
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_END_MASTER( myThid ) |
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C If option globalFile is desired but does not work or if |
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C globalFile is too slow, then try using single-CPU I/O. |
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if (useSingleCpuIO) then |
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C Master thread of process 0, only, opens a global file |
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_BEGIN_MASTER( myThid ) |
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IF( mpiMyId .EQ. 0 ) THEN |
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write(dataFname(1:128),'(2a)') fName(1:IL),'.data' |
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length_of_rec=MDS_RECLEN(filePrec,vec_size,mythid) |
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if (irecord .EQ. 1) then |
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open( dUnit, file=dataFName, status=_NEW_STATUS, |
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& access='direct', recl=length_of_rec ) |
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else |
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open( dUnit, file=dataFName, status=_OLD_STATUS, |
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& access='direct', recl=length_of_rec ) |
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endif |
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ENDIF |
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_END_MASTER( myThid ) |
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C Gather array and write it to file, one vertical level at a time |
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DO k=1,1 |
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DO L=1,narr |
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local(L) = arr(L) |
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ENDDO |
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cph( |
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cph if ( irecord .EQ. 1 .AND. fName(1:IL) .EQ. |
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cph & 'tapelev2_7_the_main_loop_theta.it0000' ) then |
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cph lprint = .TRUE. |
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cph else |
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lprint = .FALSE. |
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cph endif |
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cph) |
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CALL GATHER_VECTOR( lprint, narr, global, local, myThid ) |
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_BEGIN_MASTER( myThid ) |
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IF( mpiMyId .EQ. 0 ) THEN |
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irec=irecord |
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if (filePrec .eq. precFloat32) then |
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#if defined(ALLOW_EXCH2) && !defined(MISSING_TILE_IO) |
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c |
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#else /* defined(ALLOW_EXCH2) && !defined(MISSING_TILE_IO) */ |
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DO L=1,narr*nPx*nPy |
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xy_buffer_r4(L) = global(L) |
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ENDDO |
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#endif /* defined(ALLOW_EXCH2) && !defined(MISSING_TILE_IO) */ |
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#ifdef _BYTESWAPIO |
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call MDS_BYTESWAPR4( vec_size, xy_buffer_r4 ) |
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#endif |
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write(dUnit,rec=irec) xy_buffer_r4 |
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elseif (filePrec .eq. precFloat64) then |
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#if defined(ALLOW_EXCH2) && !defined(MISSING_TILE_IO) |
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c |
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#else /* defined(ALLOW_EXCH2) && !defined(MISSING_TILE_IO) */ |
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DO L=1,narr*nPx*nPy |
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xy_buffer_r8(L) = global(L) |
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ENDDO |
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#endif /* defined(ALLOW_EXCH2) && !defined(MISSING_TILE_IO) */ |
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#ifdef _BYTESWAPIO |
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call MDS_BYTESWAPR8( vec_size, xy_buffer_r8 ) |
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#endif |
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write(dUnit,rec=irec) xy_buffer_r8 |
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else |
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write(msgbuf,'(a)') |
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& ' MDSWRITEFIELD: illegal value for filePrec' |
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call print_error( msgbuf, mythid ) |
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stop 'ABNORMAL END: S/R MDSWRITEFIELD' |
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endif |
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ENDIF |
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_END_MASTER( myThid ) |
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ENDDO |
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C Close data-file and create meta-file |
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_BEGIN_MASTER( myThid ) |
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IF( mpiMyId .EQ. 0 ) THEN |
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close( dUnit ) |
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write(metaFName(1:128),'(2a)') fName(1:IL),'.meta' |
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dimList(1,1)=vec_size |
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dimList(2,1)=1 |
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dimList(3,1)=vec_size |
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dimList(1,2)=vec_size |
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dimList(2,2)=1 |
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dimList(3,2)=vec_size |
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dimList(1,3)=1 |
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dimList(2,3)=1 |
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dimList(3,3)=1 |
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ndims=1 |
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cph if (nNz .EQ. 1) ndims=2 |
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call MDSWRITEMETA( metaFName, dataFName, |
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& filePrec, ndims, dimList, irecord, myIter, mythid ) |
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ENDIF |
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_END_MASTER( myThid ) |
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C To be safe, make other processes wait for I/O completion |
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_BARRIER |
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elseif ( .NOT. useSingleCpuIO ) then |
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_BEGIN_MASTER( myThid ) |
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#endif /* ALLOW_USE_MPI */ |
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C If we are writing to a global file then we open it here |
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if (globalFile) then |
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write(dataFname(1:128),'(2a)') fName(1:IL),'.data' |
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if (irecord .EQ. 1) then |
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length_of_rec = MDS_RECLEN( filePrec, narr, mythid ) |
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open( dUnit, file=dataFName, status=_NEW_STATUS, |
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& access='direct', recl=length_of_rec ) |
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fileIsOpen=.TRUE. |
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else |
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length_of_rec = MDS_RECLEN( filePrec, narr, mythid ) |
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open( dUnit, file=dataFName, status=_OLD_STATUS, |
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& access='direct', recl=length_of_rec ) |
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fileIsOpen=.TRUE. |
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endif |
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endif |
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C Loop over all tiles |
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ce do bj=1,nSy |
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ce do bi=1,nSx |
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C If we are writing to a tiled MDS file then we open each one here |
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if (.NOT. globalFile) then |
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iG=bi+(myXGlobalLo-1)/sNx ! Kludge until unstructered tiles |
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jG=bj+(myYGlobalLo-1)/sNy ! Kludge until unstructered tiles |
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write(dataFname(1:128),'(2a,i3.3,a,i3.3,a)') |
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& pfName(1:pIL),'.',iG,'.',jG,'.data' |
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if (irecord .EQ. 1) then |
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length_of_rec = MDS_RECLEN( filePrec, narr, mythid ) |
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open( dUnit, file=dataFName, status=_NEW_STATUS, |
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& access='direct', recl=length_of_rec ) |
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fileIsOpen=.TRUE. |
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else |
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length_of_rec = MDS_RECLEN( filePrec, narr, mythid ) |
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open( dUnit, file=dataFName, status=_OLD_STATUS, |
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& access='direct', recl=length_of_rec ) |
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fileIsOpen=.TRUE. |
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endif |
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endif |
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if (fileIsOpen) then |
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if (globalFile) then |
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iG = myXGlobalLo-1+(bi-1)*sNx |
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jG = myYGlobalLo-1+(bj-1)*sNy |
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irec = 1 + int(iG/sNx) + (jG/sNy)*nSx*nPx + |
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& (irecord-1)*nSx*nPx*nSy*nPy |
| 274 |
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else |
| 275 |
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iG = 0 |
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jG = 0 |
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irec = irecord |
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endif |
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if (filePrec .eq. precFloat32) then |
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call MDS_WRITE_RS_VEC( dUnit, irec, narr, arr, myThid ) |
| 281 |
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elseif (filePrec .eq. precFloat64) then |
| 282 |
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call MDS_WRITE_RL_VEC( dUnit, irec, narr, arr, myThid ) |
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else |
| 284 |
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write(msgbuf,'(a)') |
| 285 |
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& ' MDSWRITEVECTOR: illegal value for filePrec' |
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call print_error( msgbuf, mythid ) |
| 287 |
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stop 'ABNORMAL END: S/R MDSWRITEVECTOR' |
| 288 |
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endif |
| 289 |
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else |
| 290 |
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write(msgbuf,'(a)') |
| 291 |
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& ' MDSWRITEVECTOR: I should never get to this point' |
| 292 |
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call print_error( msgbuf, mythid ) |
| 293 |
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stop 'ABNORMAL END: S/R MDSWRITEVECTOR' |
| 294 |
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endif |
| 295 |
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C If we were writing to a tiled MDS file then we close it here |
| 296 |
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if (fileIsOpen .AND. (.NOT. globalFile)) then |
| 297 |
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close( dUnit ) |
| 298 |
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fileIsOpen = .FALSE. |
| 299 |
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endif |
| 300 |
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C Create meta-file for each tile file |
| 301 |
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if (.NOT. globalFile) then |
| 302 |
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iG=bi+(myXGlobalLo-1)/sNx ! Kludge until unstructered tiles |
| 303 |
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jG=bj+(myYGlobalLo-1)/sNy ! Kludge until unstructered tiles |
| 304 |
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write(metaFname(1:128),'(2a,i3.3,a,i3.3,a)') |
| 305 |
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& pfName(1:pIL),'.',iG,'.',jG,'.meta' |
| 306 |
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dimList(1,1) = nPx*nSx*narr |
| 307 |
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dimList(2,1) = ((myXGlobalLo-1)/sNx + (bi-1))*narr + 1 |
| 308 |
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dimList(3,1) = ((myXGlobalLo-1)/sNx + bi )*narr |
| 309 |
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dimList(1,2) = nPy*nSy |
| 310 |
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dimList(2,2) = (myYGlobalLo-1)/sNy + bj |
| 311 |
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dimList(3,2) = (myYGlobalLo-1)/sNy + bj |
| 312 |
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dimList(1,3) = 1 |
| 313 |
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dimList(2,3) = 1 |
| 314 |
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dimList(3,3) = 1 |
| 315 |
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ndims=1 |
| 316 |
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call MDSWRITEMETA( metaFName, dataFName, |
| 317 |
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& filePrec, ndims, dimList, irecord, myIter, mythid ) |
| 318 |
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endif |
| 319 |
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C End of bi,bj loops |
| 320 |
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ce enddo |
| 321 |
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ce enddo |
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| 323 |
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C If global file was opened then close it |
| 324 |
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if (fileIsOpen .AND. globalFile) then |
| 325 |
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close( dUnit ) |
| 326 |
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fileIsOpen = .FALSE. |
| 327 |
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endif |
| 328 |
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| 329 |
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C Create meta-file for global file |
| 330 |
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if (globalFile) then |
| 331 |
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write(metaFName(1:128),'(2a)') fName(1:IL),'.meta' |
| 332 |
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dimList(1,1) = nPx*nSx*narr |
| 333 |
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dimList(2,1) = 1 |
| 334 |
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dimList(3,1) = nPx*nSx*narr |
| 335 |
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dimList(1,2) = nPy*nSy |
| 336 |
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dimList(2,2) = 1 |
| 337 |
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dimList(3,2) = nPy*nSy |
| 338 |
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dimList(1,3) = 1 |
| 339 |
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dimList(2,3) = 1 |
| 340 |
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dimList(3,3) = 1 |
| 341 |
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ndims=1 |
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call MDSWRITEMETA( metaFName, dataFName, |
| 343 |
|
|
& filePrec, ndims, dimList, irecord, myIter, mythid ) |
| 344 |
|
|
endif |
| 345 |
|
|
|
| 346 |
|
|
_END_MASTER( myThid ) |
| 347 |
|
|
|
| 348 |
|
|
#ifdef ALLOW_USE_MPI |
| 349 |
|
|
C endif useSingleCpuIO |
| 350 |
|
|
endif |
| 351 |
|
|
#endif /* ALLOW_USE_MPI */ |
| 352 |
|
|
|
| 353 |
|
|
C ------------------------------------------------------------------ |
| 354 |
|
|
return |
| 355 |
|
|
end |
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