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jmc |
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C $Header: /u/gcmpack/MITgcm/pkg/mdsio/mdsio_slice.F,v 1.13 2009/08/05 23:17:54 jmc Exp $ |
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C $Name: $ |
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#include "MDSIO_OPTIONS.h" |
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C-- File mdsio_read_section.F: Routines to handle mid-level I/O interface. |
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C-- Contents |
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C-- o MDS_WRITE_SEC_XZ |
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C-- o MDS_WRITE_SEC_YZ |
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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CBOP |
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C !ROUTINE: MDS_WRITE_SEC_XZ |
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C !INTERFACE: |
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SUBROUTINE MDS_WRITE_SEC_XZ( |
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I fName, |
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I filePrec, |
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I globalFile, |
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I useCurrentDir, |
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I arrType, |
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I kSize, |
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I fldRL, fldRS, |
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I irecord, |
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I myIter, |
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I myThid ) |
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C !DESCRIPTION |
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C Arguments: |
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C |
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C fName string :: base name for file to read |
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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 useCurrentDir logic :: always write to the current directory (even if |
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C "mdsioLocalDir" is set) |
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C arrType char(2) :: which array (fldRL/RS) to write, either "RL" or "RS |
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C kSize integer :: size of third dimension, normally either 1 or Nr |
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C fldRL RL :: array to write if arrType="RL", fldRL(:,kSize,:,:) |
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C fldRS RS :: array to write if arrType="RS", fldRS(:,kSize,:,:) |
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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 MDS_WRITE_SEC_XZ creates either a file of the form "fName.data" |
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C if the logical flag "globalFile" is set true. Otherwise |
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C it creates MDS tiled files of the form "fName.xxx.yyy.data". |
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C The precision of the file is decsribed by filePrec, set either |
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C to floatPrec32 or floatPrec64. The char*(2) string arrType, either "RL" |
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C or "RS", selects which array is written, either fldRL or fldRS. |
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C This routine writes vertical slices (X-Z) including overlap regions. |
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C irecord is the record number to be read and must be >= 1. |
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C NOTE: It is currently assumed that |
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C the highest record number in the file was the last record written. |
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C |
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C Modified: 06/02/00 spk@ocean.mit.edu |
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CEOP |
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C !USES: |
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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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C !INPUT PARAMETERS: |
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CHARACTER*(*) fName |
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INTEGER filePrec |
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LOGICAL globalFile |
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LOGICAL useCurrentDir |
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CHARACTER*(2) arrType |
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INTEGER kSize |
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_RL fldRL(*) |
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_RS fldRS(*) |
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INTEGER irecord |
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INTEGER myIter |
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INTEGER myThid |
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C !OUTPUT PARAMETERS: |
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C !FUNCTIONS: |
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INTEGER ILNBLNK |
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INTEGER MDS_RECLEN |
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EXTERNAL ILNBLNK, MDS_RECLEN |
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C !LOCAL VARIABLES: |
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CHARACTER*(MAX_LEN_FNAM) dataFName,pfName |
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INTEGER iG,jG,irec,bi,bj,k,dUnit,IL,pIL |
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Real*4 r4seg(sNx) |
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Real*8 r8seg(sNx) |
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INTEGER length_of_rec |
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LOGICAL fileIsOpen |
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CHARACTER*(max_len_mbuf) msgBuf |
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C ------------------------------------------------------------------ |
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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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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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& ' MDS_WRITE_SEC_XZ: 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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& ' MDS_WRITE_SEC_XZ: invalid value for irecord' |
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CALL PRINT_ERROR( msgBuf, myThid ) |
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STOP 'ABNORMAL END: S/R MDS_WRITE_SEC_XZ' |
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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 ( useCurrentDir .OR. pIL.EQ.0 ) THEN |
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pfName= fName |
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ELSE |
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WRITE(pfName,'(2A)') mdsioLocalDir(1:pIL), fName(1:IL) |
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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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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,'(2A)') fName(1:IL),'.data' |
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IF (irecord .EQ. 1) THEN |
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length_of_rec = MDS_RECLEN( filePrec, sNx, 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, sNx, myThid ) |
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OPEN( dUnit, file=dataFName, status='old', |
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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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DO bj=1,nSy |
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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 |
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jG=bj+(myYGlobalLo-1)/sNy |
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WRITE(dataFName,'(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, sNx, 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, sNx, myThid ) |
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OPEN( dUnit, file=dataFName, status='old', |
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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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DO k=1,kSize |
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IF (globalFile) THEN |
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iG = myXGlobalLo-1 + (bi-1)*sNx |
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jG = (myYGlobalLo-1)/sNy + (bj-1) |
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irec=1 + INT(iG/sNx) + nSx*nPx*(k-1) |
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& + nSx*nPx*kSize*(irecord-1) |
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ELSE |
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iG = 0 |
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jG = 0 |
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irec=k + kSize*(irecord-1) |
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ENDIF |
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IF (filePrec .EQ. precFloat32) THEN |
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IF (arrType .EQ. 'RS') THEN |
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CALL MDS_SEG4toRS_2D( sNx,oLx,kSize,bi,bj,k,.FALSE., |
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& r4seg,fldRS ) |
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ELSEIF (arrType .EQ. 'RL') THEN |
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CALL MDS_SEG4toRL_2D( sNx,oLx,kSize,bi,bj,k,.FALSE., |
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& r4seg,fldRL ) |
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ELSE |
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WRITE(msgBuf,'(A)') |
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& ' MDS_WRITE_SEC_XZ: illegal value for arrType' |
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CALL PRINT_ERROR( msgBuf, myThid ) |
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STOP 'ABNORMAL END: S/R MDS_WRITE_SEC_XZ' |
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ENDIF |
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#ifdef _BYTESWAPIO |
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CALL MDS_BYTESWAPR4(sNx,r4seg) |
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#endif |
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WRITE(dUnit,rec=irec) r4seg |
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ELSEIF (filePrec .EQ. precFloat64) THEN |
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IF (arrType .EQ. 'RS') THEN |
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CALL MDS_SEG8toRS_2D( sNx,oLx,kSize,bi,bj,k,.FALSE., |
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& r8seg,fldRS ) |
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ELSEIF (arrType .EQ. 'RL') THEN |
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CALL MDS_SEG8toRL_2D( sNx,oLx,kSize,bi,bj,k,.FALSE., |
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& r8seg,fldRL ) |
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ELSE |
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WRITE(msgBuf,'(A)') |
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& ' MDS_WRITE_SEC_XZ: illegal value for arrType' |
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CALL PRINT_ERROR( msgBuf, myThid ) |
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STOP 'ABNORMAL END: S/R MDS_WRITE_SEC_XZ' |
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ENDIF |
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#ifdef _BYTESWAPIO |
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CALL MDS_BYTESWAPR8( sNx, r8seg ) |
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#endif |
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WRITE(dUnit,rec=irec) r8seg |
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ELSE |
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WRITE(msgBuf,'(A)') |
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& ' MDS_WRITE_SEC_XZ: illegal value for filePrec' |
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CALL PRINT_ERROR( msgBuf, myThid ) |
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STOP 'ABNORMAL END: S/R MDS_WRITE_SEC_XZ' |
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ENDIF |
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C End of k loop |
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ENDDO |
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ELSE |
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WRITE(msgBuf,'(A)') |
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& ' MDS_WRITE_SEC_XZ: I should never get to this point' |
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CALL PRINT_ERROR( msgBuf, myThid ) |
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STOP 'ABNORMAL END: S/R MDS_WRITE_SEC_XZ' |
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ENDIF |
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C If we were writing to a tiled MDS file then we close it here |
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IF (fileIsOpen .AND. (.NOT. globalFile)) THEN |
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CLOSE( dUnit ) |
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fileIsOpen = .FALSE. |
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ENDIF |
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C End of bi,bj loops |
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ENDDO |
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ENDDO |
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C If global file was opened then close it |
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IF (fileIsOpen .AND. globalFile) THEN |
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CLOSE( dUnit ) |
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fileIsOpen = .FALSE. |
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ENDIF |
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_END_MASTER( myThid ) |
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C ------------------------------------------------------------------ |
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RETURN |
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END |
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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CBOP |
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C !ROUTINE: MDS_WRITE_SEC_YZ |
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C !INTERFACE: |
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SUBROUTINE MDS_WRITE_SEC_YZ( |
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I fName, |
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I filePrec, |
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I globalFile, |
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I useCurrentDir, |
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I arrType, |
| 254 |
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I kSize, |
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I fldRL, fldRS, |
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I irecord, |
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I myIter, |
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I myThid ) |
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C !DESCRIPTION |
| 261 |
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C Arguments: |
| 262 |
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C |
| 263 |
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C fName string :: base name for file to read |
| 264 |
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C filePrec integer :: number of bits per word in file (32 or 64) |
| 265 |
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C globalFile logical :: selects between writing a global or tiled file |
| 266 |
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C useCurrentDir logic :: always write to the current directory (even if |
| 267 |
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C "mdsioLocalDir" is set) |
| 268 |
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C arrType char(2) :: which array (fldRL/RS) to write, either "RL" or "RS |
| 269 |
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C kSize integer :: size of third dimension, normally either 1 or Nr |
| 270 |
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C fldRL RL :: array to write if arrType="RL", fldRL(:,kSize,:,:) |
| 271 |
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C fldRS RS :: array to write if arrType="RS", fldRS(:,kSize,:,:) |
| 272 |
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C irecord integer :: record number to read |
| 273 |
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C myIter integer :: time step number |
| 274 |
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C myThid integer :: thread identifier |
| 275 |
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C |
| 276 |
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C MDS_WRITE_SEC_YZ creates either a file of the form "fName.data" |
| 277 |
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C if the logical flag "globalFile" is set true. Otherwise |
| 278 |
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C it creates MDS tiled files of the form "fName.xxx.yyy.data". |
| 279 |
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C The precision of the file is decsribed by filePrec, set either |
| 280 |
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C to floatPrec32 or floatPrec64. The char*(2) string arrType, either "RL" |
| 281 |
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C or "RS", selects which array is written, either fldRL or fldRS. |
| 282 |
|
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C This routine writes vertical slices (Y-Z) including overlap regions. |
| 283 |
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C irecord is the record number to be read and must be >= 1. |
| 284 |
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C NOTE: It is currently assumed that |
| 285 |
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C the highest record number in the file was the last record written. |
| 286 |
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C |
| 287 |
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C Modified: 06/02/00 spk@ocean.mit.edu |
| 288 |
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CEOP |
| 289 |
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|
| 290 |
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C !USES: |
| 291 |
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IMPLICIT NONE |
| 292 |
|
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C Global variables / common blocks |
| 293 |
|
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#include "SIZE.h" |
| 294 |
|
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#include "EEPARAMS.h" |
| 295 |
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#include "PARAMS.h" |
| 296 |
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|
| 297 |
|
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C !INPUT PARAMETERS: |
| 298 |
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CHARACTER*(*) fName |
| 299 |
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INTEGER filePrec |
| 300 |
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LOGICAL globalFile |
| 301 |
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LOGICAL useCurrentDir |
| 302 |
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CHARACTER*(2) arrType |
| 303 |
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INTEGER kSize |
| 304 |
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_RL fldRL(*) |
| 305 |
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_RS fldRS(*) |
| 306 |
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INTEGER irecord |
| 307 |
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INTEGER myIter |
| 308 |
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INTEGER myThid |
| 309 |
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C !OUTPUT PARAMETERS: |
| 310 |
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| 311 |
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C !FUNCTIONS: |
| 312 |
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INTEGER ILNBLNK |
| 313 |
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INTEGER MDS_RECLEN |
| 314 |
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EXTERNAL ILNBLNK, MDS_RECLEN |
| 315 |
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| 316 |
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C !LOCAL VARIABLES: |
| 317 |
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CHARACTER*(MAX_LEN_FNAM) dataFName,pfName |
| 318 |
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INTEGER iG,jG,irec,bi,bj,k,dUnit,IL,pIL |
| 319 |
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Real*4 r4seg(sNy) |
| 320 |
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Real*8 r8seg(sNy) |
| 321 |
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INTEGER length_of_rec |
| 322 |
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LOGICAL fileIsOpen |
| 323 |
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CHARACTER*(max_len_mbuf) msgBuf |
| 324 |
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C ------------------------------------------------------------------ |
| 325 |
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|
| 326 |
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C Only do I/O if I am the master thread |
| 327 |
|
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_BEGIN_MASTER( myThid ) |
| 328 |
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|
| 329 |
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C Record number must be >= 1 |
| 330 |
|
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IF (irecord .LT. 1) THEN |
| 331 |
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WRITE(msgBuf,'(A,I9.8)') |
| 332 |
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& ' MDS_WRITE_SEC_YZ: argument irecord = ',irecord |
| 333 |
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CALL PRINT_MESSAGE( msgBuf, standardMessageUnit, |
| 334 |
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& SQUEEZE_RIGHT , myThid) |
| 335 |
|
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WRITE(msgBuf,'(A)') |
| 336 |
|
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& ' MDS_WRITE_SEC_YZ: invalid value for irecord' |
| 337 |
|
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CALL PRINT_ERROR( msgBuf, myThid ) |
| 338 |
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STOP 'ABNORMAL END: S/R MDS_WRITE_SEC_YZ' |
| 339 |
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ENDIF |
| 340 |
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| 341 |
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C Assume nothing |
| 342 |
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fileIsOpen=.FALSE. |
| 343 |
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IL = ILNBLNK( fName ) |
| 344 |
|
|
pIL = ILNBLNK( mdsioLocalDir ) |
| 345 |
|
|
|
| 346 |
|
|
C Assign special directory |
| 347 |
|
|
IF ( useCurrentDir .OR. pIL.EQ.0 ) THEN |
| 348 |
|
|
pfName= fName |
| 349 |
|
|
ELSE |
| 350 |
|
|
WRITE(pfName,'(2a)') mdsioLocalDir(1:pIL), fName(1:IL) |
| 351 |
|
|
ENDIF |
| 352 |
|
|
pIL=ILNBLNK( pfName ) |
| 353 |
|
|
|
| 354 |
|
|
C Assign a free unit number as the I/O channel for this routine |
| 355 |
|
|
CALL MDSFINDUNIT( dUnit, myThid ) |
| 356 |
|
|
|
| 357 |
|
|
C If we are writing to a global file then we open it here |
| 358 |
|
|
IF (globalFile) THEN |
| 359 |
|
|
WRITE(dataFName,'(2A)') fName(1:IL),'.data' |
| 360 |
|
|
IF (irecord .EQ. 1) THEN |
| 361 |
|
|
length_of_rec = MDS_RECLEN( filePrec, sNy, myThid ) |
| 362 |
|
|
OPEN( dUnit, file=dataFName, status=_NEW_STATUS, |
| 363 |
|
|
& access='direct', recl=length_of_rec ) |
| 364 |
|
|
fileIsOpen=.TRUE. |
| 365 |
|
|
ELSE |
| 366 |
|
|
length_of_rec = MDS_RECLEN( filePrec, sNy, myThid ) |
| 367 |
|
|
OPEN( dUnit, file=dataFName, status='old', |
| 368 |
|
|
& access='direct', recl=length_of_rec ) |
| 369 |
|
|
fileIsOpen=.TRUE. |
| 370 |
|
|
ENDIF |
| 371 |
|
|
ENDIF |
| 372 |
|
|
|
| 373 |
|
|
C Loop over all tiles |
| 374 |
|
|
DO bj=1,nSy |
| 375 |
|
|
DO bi=1,nSx |
| 376 |
|
|
C If we are writing to a tiled MDS file then we open each one here |
| 377 |
|
|
IF (.NOT. globalFile) THEN |
| 378 |
|
|
iG=bi+(myXGlobalLo-1)/sNx |
| 379 |
|
|
jG=bj+(myYGlobalLo-1)/sNy |
| 380 |
|
|
WRITE(dataFName,'(2A,I3.3,A,I3.3,A)') |
| 381 |
|
|
& pfName(1:pIL),'.',iG,'.',jG,'.data' |
| 382 |
|
|
IF (irecord .EQ. 1) THEN |
| 383 |
|
|
length_of_rec = MDS_RECLEN( filePrec, sNy, myThid ) |
| 384 |
|
|
OPEN( dUnit, file=dataFName, status=_NEW_STATUS, |
| 385 |
|
|
& access='direct', recl=length_of_rec ) |
| 386 |
|
|
fileIsOpen=.TRUE. |
| 387 |
|
|
ELSE |
| 388 |
|
|
length_of_rec = MDS_RECLEN( filePrec, sNy, myThid ) |
| 389 |
|
|
OPEN( dUnit, file=dataFName, status='old', |
| 390 |
|
|
& access='direct', recl=length_of_rec ) |
| 391 |
|
|
fileIsOpen=.TRUE. |
| 392 |
|
|
ENDIF |
| 393 |
|
|
ENDIF |
| 394 |
|
|
IF (fileIsOpen) THEN |
| 395 |
|
|
DO k=1,kSize |
| 396 |
|
|
IF (globalFile) THEN |
| 397 |
|
|
iG = (myXGlobalLo-1)/sNx + (bi-1) |
| 398 |
|
|
jG = myYGlobalLo-1 + (bj-1)*sNy |
| 399 |
|
|
irec=1 + INT(jG/sNy) + nSy*nPy*(k-1) |
| 400 |
|
|
& + nSy*nPy*kSize*(irecord-1) |
| 401 |
|
|
ELSE |
| 402 |
|
|
iG = 0 |
| 403 |
|
|
jG = 0 |
| 404 |
|
|
irec=k + kSize*(irecord-1) |
| 405 |
|
|
ENDIF |
| 406 |
|
|
IF (filePrec .EQ. precFloat32) THEN |
| 407 |
|
|
IF (arrType .EQ. 'RS') THEN |
| 408 |
|
|
CALL MDS_SEG4toRS_2D( sNy,oLy,kSize,bi,bj,k,.FALSE., |
| 409 |
|
|
& r4seg,fldRS ) |
| 410 |
|
|
ELSEIF (arrType .EQ. 'RL') THEN |
| 411 |
|
|
CALL MDS_SEG4toRL_2D( sNy,oLy,kSize,bi,bj,k,.FALSE., |
| 412 |
|
|
& r4seg,fldRL ) |
| 413 |
|
|
ELSE |
| 414 |
|
|
WRITE(msgBuf,'(A)') |
| 415 |
|
|
& ' MDS_WRITE_SEC_YZ: illegal value for arrType' |
| 416 |
|
|
CALL PRINT_ERROR( msgBuf, myThid ) |
| 417 |
|
|
STOP 'ABNORMAL END: S/R MDS_WRITE_SEC_YZ' |
| 418 |
|
|
ENDIF |
| 419 |
|
|
#ifdef _BYTESWAPIO |
| 420 |
|
|
CALL MDS_BYTESWAPR4(sNy,r4seg) |
| 421 |
|
|
#endif |
| 422 |
|
|
WRITE(dUnit,rec=irec) r4seg |
| 423 |
|
|
ELSEIF (filePrec .EQ. precFloat64) THEN |
| 424 |
|
|
IF (arrType .EQ. 'RS') THEN |
| 425 |
|
|
CALL MDS_SEG8toRS_2D( sNy,oLy,kSize,bi,bj,k,.FALSE., |
| 426 |
|
|
& r8seg,fldRS ) |
| 427 |
|
|
ELSEIF (arrType .EQ. 'RL') THEN |
| 428 |
|
|
CALL MDS_SEG8toRL_2D( sNy,oLy,kSize,bi,bj,k,.FALSE., |
| 429 |
|
|
& r8seg,fldRL ) |
| 430 |
|
|
ELSE |
| 431 |
|
|
WRITE(msgBuf,'(A)') |
| 432 |
|
|
& ' MDS_WRITE_SEC_YZ: illegal value for arrType' |
| 433 |
|
|
CALL PRINT_ERROR( msgBuf, myThid ) |
| 434 |
|
|
STOP 'ABNORMAL END: S/R MDS_WRITE_SEC_YZ' |
| 435 |
|
|
ENDIF |
| 436 |
|
|
#ifdef _BYTESWAPIO |
| 437 |
|
|
CALL MDS_BYTESWAPR8( sNy, r8seg ) |
| 438 |
|
|
#endif |
| 439 |
|
|
WRITE(dUnit,rec=irec) r8seg |
| 440 |
|
|
ELSE |
| 441 |
|
|
WRITE(msgBuf,'(A)') |
| 442 |
|
|
& ' MDS_WRITE_SEC_YZ: illegal value for filePrec' |
| 443 |
|
|
CALL PRINT_ERROR( msgBuf, myThid ) |
| 444 |
|
|
STOP 'ABNORMAL END: S/R MDS_WRITE_SEC_YZ' |
| 445 |
|
|
ENDIF |
| 446 |
|
|
C End of k loop |
| 447 |
|
|
ENDDO |
| 448 |
|
|
ELSE |
| 449 |
|
|
WRITE(msgBuf,'(A)') |
| 450 |
|
|
& ' MDS_WRITE_SEC_YZ: I should never get to this point' |
| 451 |
|
|
CALL PRINT_ERROR( msgBuf, myThid ) |
| 452 |
|
|
STOP 'ABNORMAL END: S/R MDS_WRITE_SEC_YZ' |
| 453 |
|
|
ENDIF |
| 454 |
|
|
C If we were writing to a tiled MDS file then we close it here |
| 455 |
|
|
IF (fileIsOpen .AND. (.NOT. globalFile)) THEN |
| 456 |
|
|
CLOSE( dUnit ) |
| 457 |
|
|
fileIsOpen = .FALSE. |
| 458 |
|
|
ENDIF |
| 459 |
|
|
C End of bi,bj loops |
| 460 |
|
|
ENDDO |
| 461 |
|
|
ENDDO |
| 462 |
|
|
|
| 463 |
|
|
C If global file was opened then close it |
| 464 |
|
|
IF (fileIsOpen .AND. globalFile) THEN |
| 465 |
|
|
CLOSE( dUnit ) |
| 466 |
|
|
fileIsOpen = .FALSE. |
| 467 |
|
|
ENDIF |
| 468 |
|
|
|
| 469 |
|
|
_END_MASTER( myThid ) |
| 470 |
|
|
|
| 471 |
|
|
C ------------------------------------------------------------------ |
| 472 |
|
|
RETURN |
| 473 |
|
|
END |
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