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jahn |
1.3 |
C $Header: /u/gcmpack/MITgcm/pkg/mdsio/mdsio_write_section.F,v 1.2 2010/03/16 00:16:50 jmc Exp $ |
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jmc |
1.1 |
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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jmc |
1.2 |
C arrType char(2) :: which array (fldRL/RS) to write, either "RL" or "RS" |
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jmc |
1.1 |
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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jahn |
1.3 |
#ifdef ALLOW_EXCH2 |
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#include "W2_EXCH2_SIZE.h" |
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#include "W2_EXCH2_TOPOLOGY.h" |
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#include "W2_EXCH2_PARAMS.h" |
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#endif /* ALLOW_EXCH2 */ |
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jmc |
1.1 |
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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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jahn |
1.3 |
#ifdef ALLOW_EXCH2 |
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INTEGER tGx,tNx,tN |
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#endif /* ALLOW_EXCH2 */ |
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jmc |
1.1 |
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 |
| 171 |
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IF (fileIsOpen) THEN |
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jahn |
1.3 |
#ifdef ALLOW_EXCH2 |
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C layout of global x-z section files is "xStack" |
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tN = W2_myTileList(bi,bj) |
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tGx = exch2_txXStackLo(tN) |
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tNx = exch2_tNx(tN) |
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#endif /* ALLOW_EXCH2 */ |
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jmc |
1.1 |
DO k=1,kSize |
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IF (globalFile) THEN |
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jahn |
1.3 |
#ifdef ALLOW_EXCH2 |
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C record length is sNx==tNx |
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irec = 1 + ( tGx-1 |
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& + ( k-1 + (irecord-1)*kSize )*exch2_xStack_Nx |
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& )/tNx |
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#else /* ALLOW_EXCH2 */ |
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jmc |
1.1 |
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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jahn |
1.3 |
#endif /* ALLOW_EXCH2 */ |
| 191 |
jmc |
1.1 |
ELSE |
| 192 |
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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 |
| 196 |
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IF (filePrec .EQ. precFloat32) THEN |
| 197 |
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IF (arrType .EQ. 'RS') THEN |
| 198 |
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CALL MDS_SEG4toRS_2D( sNx,oLx,kSize,bi,bj,k,.FALSE., |
| 199 |
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& r4seg,fldRS ) |
| 200 |
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ELSEIF (arrType .EQ. 'RL') THEN |
| 201 |
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CALL MDS_SEG4toRL_2D( sNx,oLx,kSize,bi,bj,k,.FALSE., |
| 202 |
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& r4seg,fldRL ) |
| 203 |
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ELSE |
| 204 |
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WRITE(msgBuf,'(A)') |
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& ' MDS_WRITE_SEC_XZ: illegal value for arrType' |
| 206 |
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CALL PRINT_ERROR( msgBuf, myThid ) |
| 207 |
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STOP 'ABNORMAL END: S/R MDS_WRITE_SEC_XZ' |
| 208 |
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ENDIF |
| 209 |
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#ifdef _BYTESWAPIO |
| 210 |
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CALL MDS_BYTESWAPR4(sNx,r4seg) |
| 211 |
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#endif |
| 212 |
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WRITE(dUnit,rec=irec) r4seg |
| 213 |
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ELSEIF (filePrec .EQ. precFloat64) THEN |
| 214 |
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IF (arrType .EQ. 'RS') THEN |
| 215 |
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CALL MDS_SEG8toRS_2D( sNx,oLx,kSize,bi,bj,k,.FALSE., |
| 216 |
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& r8seg,fldRS ) |
| 217 |
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ELSEIF (arrType .EQ. 'RL') THEN |
| 218 |
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CALL MDS_SEG8toRL_2D( sNx,oLx,kSize,bi,bj,k,.FALSE., |
| 219 |
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& r8seg,fldRL ) |
| 220 |
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ELSE |
| 221 |
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WRITE(msgBuf,'(A)') |
| 222 |
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& ' MDS_WRITE_SEC_XZ: illegal value for arrType' |
| 223 |
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CALL PRINT_ERROR( msgBuf, myThid ) |
| 224 |
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STOP 'ABNORMAL END: S/R MDS_WRITE_SEC_XZ' |
| 225 |
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ENDIF |
| 226 |
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#ifdef _BYTESWAPIO |
| 227 |
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CALL MDS_BYTESWAPR8( sNx, r8seg ) |
| 228 |
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#endif |
| 229 |
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WRITE(dUnit,rec=irec) r8seg |
| 230 |
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ELSE |
| 231 |
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WRITE(msgBuf,'(A)') |
| 232 |
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& ' MDS_WRITE_SEC_XZ: illegal value for filePrec' |
| 233 |
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CALL PRINT_ERROR( msgBuf, myThid ) |
| 234 |
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STOP 'ABNORMAL END: S/R MDS_WRITE_SEC_XZ' |
| 235 |
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ENDIF |
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C End of k loop |
| 237 |
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ENDDO |
| 238 |
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ELSE |
| 239 |
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WRITE(msgBuf,'(A)') |
| 240 |
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& ' MDS_WRITE_SEC_XZ: I should never get to this point' |
| 241 |
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CALL PRINT_ERROR( msgBuf, myThid ) |
| 242 |
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STOP 'ABNORMAL END: S/R MDS_WRITE_SEC_XZ' |
| 243 |
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ENDIF |
| 244 |
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C If we were writing to a tiled MDS file then we close it here |
| 245 |
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IF (fileIsOpen .AND. (.NOT. globalFile)) THEN |
| 246 |
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CLOSE( dUnit ) |
| 247 |
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fileIsOpen = .FALSE. |
| 248 |
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ENDIF |
| 249 |
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C End of bi,bj loops |
| 250 |
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ENDDO |
| 251 |
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ENDDO |
| 252 |
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| 253 |
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C If global file was opened then close it |
| 254 |
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IF (fileIsOpen .AND. globalFile) THEN |
| 255 |
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CLOSE( dUnit ) |
| 256 |
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fileIsOpen = .FALSE. |
| 257 |
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ENDIF |
| 258 |
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| 259 |
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_END_MASTER( myThid ) |
| 260 |
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C ------------------------------------------------------------------ |
| 262 |
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RETURN |
| 263 |
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END |
| 264 |
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| 265 |
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
| 266 |
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|
| 267 |
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CBOP |
| 268 |
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C !ROUTINE: MDS_WRITE_SEC_YZ |
| 269 |
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C !INTERFACE: |
| 270 |
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SUBROUTINE MDS_WRITE_SEC_YZ( |
| 271 |
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I fName, |
| 272 |
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I filePrec, |
| 273 |
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I globalFile, |
| 274 |
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I useCurrentDir, |
| 275 |
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I arrType, |
| 276 |
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I kSize, |
| 277 |
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I fldRL, fldRS, |
| 278 |
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I irecord, |
| 279 |
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I myIter, |
| 280 |
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I myThid ) |
| 281 |
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| 282 |
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C !DESCRIPTION |
| 283 |
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C Arguments: |
| 284 |
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C |
| 285 |
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C fName string :: base name for file to read |
| 286 |
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C filePrec integer :: number of bits per word in file (32 or 64) |
| 287 |
|
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C globalFile logical :: selects between writing a global or tiled file |
| 288 |
|
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C useCurrentDir logic :: always write to the current directory (even if |
| 289 |
|
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C "mdsioLocalDir" is set) |
| 290 |
jmc |
1.2 |
C arrType char(2) :: which array (fldRL/RS) to write, either "RL" or "RS" |
| 291 |
jmc |
1.1 |
C kSize integer :: size of third dimension, normally either 1 or Nr |
| 292 |
|
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C fldRL RL :: array to write if arrType="RL", fldRL(:,kSize,:,:) |
| 293 |
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C fldRS RS :: array to write if arrType="RS", fldRS(:,kSize,:,:) |
| 294 |
|
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C irecord integer :: record number to read |
| 295 |
|
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C myIter integer :: time step number |
| 296 |
|
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C myThid integer :: thread identifier |
| 297 |
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C |
| 298 |
|
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C MDS_WRITE_SEC_YZ creates either a file of the form "fName.data" |
| 299 |
|
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C if the logical flag "globalFile" is set true. Otherwise |
| 300 |
|
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C it creates MDS tiled files of the form "fName.xxx.yyy.data". |
| 301 |
|
|
C The precision of the file is decsribed by filePrec, set either |
| 302 |
|
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C to floatPrec32 or floatPrec64. The char*(2) string arrType, either "RL" |
| 303 |
|
|
C or "RS", selects which array is written, either fldRL or fldRS. |
| 304 |
|
|
C This routine writes vertical slices (Y-Z) including overlap regions. |
| 305 |
|
|
C irecord is the record number to be read and must be >= 1. |
| 306 |
|
|
C NOTE: It is currently assumed that |
| 307 |
|
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C the highest record number in the file was the last record written. |
| 308 |
|
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C |
| 309 |
|
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C Modified: 06/02/00 spk@ocean.mit.edu |
| 310 |
|
|
CEOP |
| 311 |
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|
| 312 |
|
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C !USES: |
| 313 |
|
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IMPLICIT NONE |
| 314 |
|
|
C Global variables / common blocks |
| 315 |
|
|
#include "SIZE.h" |
| 316 |
|
|
#include "EEPARAMS.h" |
| 317 |
|
|
#include "PARAMS.h" |
| 318 |
jahn |
1.3 |
#ifdef ALLOW_EXCH2 |
| 319 |
|
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#include "W2_EXCH2_SIZE.h" |
| 320 |
|
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#include "W2_EXCH2_TOPOLOGY.h" |
| 321 |
|
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#include "W2_EXCH2_PARAMS.h" |
| 322 |
|
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#endif /* ALLOW_EXCH2 */ |
| 323 |
jmc |
1.1 |
|
| 324 |
|
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C !INPUT PARAMETERS: |
| 325 |
|
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CHARACTER*(*) fName |
| 326 |
|
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INTEGER filePrec |
| 327 |
|
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LOGICAL globalFile |
| 328 |
|
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LOGICAL useCurrentDir |
| 329 |
|
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CHARACTER*(2) arrType |
| 330 |
|
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INTEGER kSize |
| 331 |
|
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_RL fldRL(*) |
| 332 |
|
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_RS fldRS(*) |
| 333 |
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INTEGER irecord |
| 334 |
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INTEGER myIter |
| 335 |
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INTEGER myThid |
| 336 |
|
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C !OUTPUT PARAMETERS: |
| 337 |
|
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|
| 338 |
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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(sNy) |
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Real*8 r8seg(sNy) |
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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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jahn |
1.3 |
#ifdef ALLOW_EXCH2 |
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INTEGER tGy,tNy,tN |
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#endif /* ALLOW_EXCH2 */ |
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jmc |
1.1 |
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_YZ: 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_YZ: 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_YZ' |
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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, sNy, 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, sNy, 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, sNy, 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, sNy, 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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jahn |
1.3 |
#ifdef ALLOW_EXCH2 |
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C layout of global y-z section files is "yStack" |
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tN = W2_myTileList(bi,bj) |
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tGy = exch2_tyYStackLo(tN) |
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tNy = exch2_tNy(tN) |
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#endif /* ALLOW_EXCH2 */ |
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jmc |
1.1 |
DO k=1,kSize |
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IF (globalFile) THEN |
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jahn |
1.3 |
#ifdef ALLOW_EXCH2 |
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C record length is sNy==tNy |
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irec = 1 + ( tGy-1 |
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& + ( k-1 + (irecord-1)*kSize )*exch2_yStack_Ny |
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& )/tNy |
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#else /* ALLOW_EXCH2 */ |
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jmc |
1.1 |
iG = (myXGlobalLo-1)/sNx + (bi-1) |
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jG = myYGlobalLo-1 + (bj-1)*sNy |
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irec=1 + INT(jG/sNy) + nSy*nPy*(k-1) |
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& + nSy*nPy*kSize*(irecord-1) |
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jahn |
1.3 |
#endif /* ALLOW_EXCH2 */ |
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jmc |
1.1 |
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( sNy,oLy,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( sNy,oLy,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_YZ: 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_YZ' |
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ENDIF |
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#ifdef _BYTESWAPIO |
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CALL MDS_BYTESWAPR4(sNy,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( sNy,oLy,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( sNy,oLy,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_YZ: 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_YZ' |
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ENDIF |
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#ifdef _BYTESWAPIO |
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CALL MDS_BYTESWAPR8( sNy, 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_YZ: 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_YZ' |
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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_YZ: 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_YZ' |
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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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