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revision 1.8 by heimbach, Wed Jan 12 20:33:13 2005 UTC revision 1.15 by heimbach, Mon May 14 22:53:26 2007 UTC
# Line 1  Line 1 
1  C $Header$  C $Header$
2    C $Name$
3    
4  #include "MDSIO_OPTIONS.h"  #include "MDSIO_OPTIONS.h"
5    
# Line 82  C Functions Line 83  C Functions
83        integer ILNBLNK        integer ILNBLNK
84        integer MDS_RECLEN        integer MDS_RECLEN
85  C Local variables  C Local variables
86        character*(80) dataFName        character*(MAX_LEN_FNAM) dataFName
87        integer ip,jp,iG,jG,irec,bi,bj,ii,j,k,dUnit,IL        integer ip,jp,iG,jG,irec,bi,bj,i,j,k,dUnit,IL
88        logical exst        logical exst
89        _RL arr(1-oLx:sNx+oLx,1-oLy:sNy+oLy,Nr,nSx,nSy)        _RL arr(1-oLx:sNx+oLx,1-oLy:sNy+oLy,Nr,nSx,nSy)
90        Real*4 r4seg(sNx)        Real*4 r4seg(sNx)
# Line 91  C Local variables Line 92  C Local variables
92        logical globalFile,fileIsOpen        logical globalFile,fileIsOpen
93        integer length_of_rec        integer length_of_rec
94        character*(max_len_mbuf) msgbuf        character*(max_len_mbuf) msgbuf
95    cph-usesingle(
96          integer ii,jj
97    c     integer iG_IO,jG_IO,npe
98          integer x_size,y_size
99          PARAMETER ( x_size = Nx )
100          PARAMETER ( y_size = Ny )
101          Real*4 xy_buffer_r4(x_size,y_size)
102          Real*8 xy_buffer_r8(x_size,y_size)
103          Real*8 global(Nx,Ny)
104    c     _RL    local(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
105    cph-usesingle)
106    CMM(
107          integer pIL
108    CMM)
109    
110  C     ------------------------------------------------------------------  C     ------------------------------------------------------------------
111    
112  C Only do I/O if I am the master thread  C Only do I/O if I am the master thread
# Line 112  C Assume nothing Line 128  C Assume nothing
128        globalFile = .FALSE.        globalFile = .FALSE.
129        fileIsOpen = .FALSE.        fileIsOpen = .FALSE.
130        IL=ILNBLNK( fName )        IL=ILNBLNK( fName )
131    CMM(
132          pIL = ILNBLNK( mdsioLocalDir )
133    CMM)
134    CMM(
135    C Assign special directory
136          if ( pIL.NE.0 ) then
137           write(fName,'(2a)') mdsioLocalDir(1:pIL), fName(1:IL)
138          endif
139    CMM)
140    
141  C Assign a free unit number as the I/O channel for this routine  C Assign a free unit number as the I/O channel for this routine
142        call MDSFINDUNIT( dUnit, mythid )        call MDSFINDUNIT( dUnit, mythid )
143    
144          if ( useSingleCPUIO ) then
145    
146    #ifdef ALLOW_USE_MPI
147            IF( mpiMyId .EQ. 0 ) THEN
148    #else
149            IF ( .TRUE. ) THEN
150    #endif /* ALLOW_USE_MPI */
151    
152  C Check first for global file with simple name (ie. fName)  C Check first for global file with simple name (ie. fName)
153        dataFName = fName           dataFName = fName
154        inquire( file=dataFname, exist=exst )           inquire( file=dataFname, exist=exst )
155        if (exst) then           if (exst) globalFile = .TRUE.
        write(msgbuf,'(a,a)')  
      &   ' MDSREADFIELD: opening global file: ',dataFName  
        call print_message( msgbuf, standardmessageunit,  
      &                     SQUEEZE_RIGHT , mythid)  
       endif  
156    
157  C If negative check for global file with MDS name (ie. fName.data)  C If negative check for global file with MDS name (ie. fName.data)
158        if (.NOT. globalFile) then           if (.NOT. globalFile) then
159         write(dataFname(1:80),'(2a)') fName(1:IL),'.data'            write(dataFname,'(2a)') fName(1:IL),'.data'
160              inquire( file=dataFname, exist=exst )
161              if (exst) globalFile = .TRUE.
162             endif
163    
164    C If global file is visible to process 0, then open it here.
165    C Otherwise stop program.
166             if ( globalFile) then
167              length_of_rec=MDS_RECLEN( filePrec, x_size*y_size, mythid )
168              open( dUnit, file=dataFName, status='old',
169         &         access='direct', recl=length_of_rec )
170             else
171              write(msgbuf,'(2a)')
172         &      ' MDSREADFIELD: filename: ',dataFName(1:IL)
173              call print_message( msgbuf, standardmessageunit,
174         &                        SQUEEZE_RIGHT , mythid)
175              call print_error( msgbuf, mythid )
176              write(msgbuf,'(a)')
177         &      ' MDSREADFIELD: File does not exist'
178              call print_message( msgbuf, standardmessageunit,
179         &                        SQUEEZE_RIGHT , mythid)
180              call print_error( msgbuf, mythid )
181              stop 'ABNORMAL END: S/R MDSREADFIELD'
182             endif
183    
184            ENDIF
185    
186    c-- useSingleCpuIO
187          else
188    C Only do I/O if I am the master thread
189    
190    C Check first for global file with simple name (ie. fName)
191           dataFName = fName
192         inquire( file=dataFname, exist=exst )         inquire( file=dataFname, exist=exst )
193         if (exst) then         if (exst) then
194          write(msgbuf,'(a,a)')          write(msgbuf,'(a,a)')
195       &    ' MDSREADFIELD_GL: opening global file: ',dataFName       &    ' MDSREADFIELD: opening global file: ',dataFName(1:IL)
196          call print_message( msgbuf, standardmessageunit,          call print_message( msgbuf, standardmessageunit,
197       &                      SQUEEZE_RIGHT , mythid)       &                      SQUEEZE_RIGHT , mythid)
         globalFile = .TRUE.  
198         endif         endif
199    
200    C If negative check for global file with MDS name (ie. fName.data)
201           if (.NOT. globalFile) then
202            write(dataFname,'(2a)') fName(1:IL),'.data'
203            inquire( file=dataFname, exist=exst )
204            if (exst) then
205             write(msgbuf,'(a,a)')
206         &     ' MDSREADFIELD_GL: opening global file: ',dataFName(1:IL+5)
207             call print_message( msgbuf, standardmessageunit,
208         &                       SQUEEZE_RIGHT , mythid)
209             globalFile = .TRUE.
210            endif
211           endif
212    
213    c-- useSingleCpuIO
214        endif        endif
215    
216        if ( .not. ( globalFile .and. useSingleCPUIO ) ) then        if ( .not. useSingleCpuIO ) then
217    cph      if ( .not. ( globalFile .and. useSingleCPUIO ) ) then
218          if ( .not. ( globalFile ) ) then
219    
220  C If we are reading from a global file then we open it here  C If we are reading from a global file then we open it here
221        if (globalFile) then        if (globalFile) then
# Line 159  C If we are reading from a tiled MDS fil Line 235  C If we are reading from a tiled MDS fil
235          if (.NOT. globalFile) then          if (.NOT. globalFile) then
236           iG=bi+(ip-1)*nsx ! Kludge until unstructered tiles           iG=bi+(ip-1)*nsx ! Kludge until unstructered tiles
237           jG=bj+(jp-1)*nsy ! Kludge until unstructered tiles           jG=bj+(jp-1)*nsy ! Kludge until unstructered tiles
238           write(dataFname(1:80),'(2a,i3.3,a,i3.3,a)')           write(dataFname,'(2a,i3.3,a,i3.3,a)')
239       &              fName(1:IL),'.',iG,'.',jG,'.data'       &              fName(1:IL),'.',iG,'.',jG,'.data'
240           inquire( file=dataFname, exist=exst )           inquire( file=dataFname, exist=exst )
241  C Of course, we only open the file if the tile is "active"  C Of course, we only open the file if the tile is "active"
# Line 167  C (This is a place-holder for the active Line 243  C (This is a place-holder for the active
243           if (exst) then           if (exst) then
244            if ( debugLevel .GE. debLevA ) then            if ( debugLevel .GE. debLevA ) then
245             write(msgbuf,'(a,a)')             write(msgbuf,'(a,a)')
246       &      ' MDSREADFIELD_GL: opening file: ',dataFName       &      ' MDSREADFIELD_GL: opening file: ',dataFName(1:IL+13)
247             call print_message( msgbuf, standardmessageunit,             call print_message( msgbuf, standardmessageunit,
248       &                        SQUEEZE_RIGHT , mythid)       &                        SQUEEZE_RIGHT , mythid)
249            endif            endif
# Line 178  C (This is a place-holder for the active Line 254  C (This is a place-holder for the active
254           else           else
255            fileIsOpen=.FALSE.            fileIsOpen=.FALSE.
256            write(msgbuf,'(a,a)')            write(msgbuf,'(a,a)')
257       &      ' MDSREADFIELD_GL: filename: ',dataFName       &      ' MDSREADFIELD_GL: filename: ',dataFName(1:IL+13)
258            call print_message( msgbuf, standardmessageunit,            call print_message( msgbuf, standardmessageunit,
259       &                        SQUEEZE_RIGHT , mythid)       &                        SQUEEZE_RIGHT , mythid)
260            call print_error( msgbuf, mythid )            call print_error( msgbuf, mythid )
# Line 266  C If global file was opened then close i Line 342  C If global file was opened then close i
342         fileIsOpen = .FALSE.         fileIsOpen = .FALSE.
343        endif        endif
344    
345    c      end of if ( .not. ( globalFile ) ) then
346          endif
347    
348    c      else of if ( .not. ( globalFile .and. useSingleCPUIO ) ) then
349          else
350    
351           DO k=1,nNz
352    
353    #ifdef ALLOW_USE_MPI
354             IF( mpiMyId .EQ. 0 ) THEN
355    #else
356             IF ( .TRUE. ) THEN
357    #endif /* ALLOW_USE_MPI */
358              irec = k+nNz*(irecord-1)
359              if (filePrec .eq. precFloat32) then
360               read(dUnit,rec=irec) xy_buffer_r4
361    #ifdef _BYTESWAPIO
362               call MDS_BYTESWAPR4( x_size*y_size, xy_buffer_r4 )
363    #endif
364               DO J=1,Ny
365                DO I=1,Nx
366                 global(I,J) = xy_buffer_r4(I,J)
367                ENDDO
368               ENDDO
369              elseif (filePrec .eq. precFloat64) then
370               read(dUnit,rec=irec) xy_buffer_r8
371    #ifdef _BYTESWAPIO
372               call MDS_BYTESWAPR8( x_size*y_size, xy_buffer_r8 )
373    #endif
374               DO J=1,Ny
375                DO I=1,Nx
376                 global(I,J) = xy_buffer_r8(I,J)
377                ENDDO
378               ENDDO
379              else
380               write(msgbuf,'(a)')
381         &            ' MDSREADFIELD: illegal value for filePrec'
382               call print_error( msgbuf, mythid )
383               stop 'ABNORMAL END: S/R MDSREADFIELD'
384              endif
385             ENDIF
386            DO jp=1,nPy
387             DO ip=1,nPx
388              DO bj = myByLo(myThid), myByHi(myThid)
389               DO bi = myBxLo(myThid), myBxHi(myThid)
390                DO J=1,sNy
391                 JJ=((jp-1)*nSy+(bj-1))*sNy+J
392                 DO I=1,sNx
393                  II=((ip-1)*nSx+(bi-1))*sNx+I
394                  arr_gl(i,bi,ip,j,bj,jp,k) = global(II,JJ)
395                 ENDDO
396                ENDDO
397               ENDDO
398              ENDDO
399             ENDDO
400            ENDDO
401    
402           ENDDO
403    c      ENDDO k=1,nNz
404    
405            close( dUnit )
406    
407        endif        endif
408  c      end of if ( .not. ( globalFile .and. useSingleCPUIO ) ) then  c      end of if ( .not. ( globalFile .and. useSingleCPUIO ) ) then
409    
# Line 346  C Functions Line 484  C Functions
484        integer ILNBLNK        integer ILNBLNK
485        integer MDS_RECLEN        integer MDS_RECLEN
486  C Local variables  C Local variables
487        character*(80) dataFName,metaFName        character*(MAX_LEN_FNAM) dataFName,metaFName
488        integer ip,jp,iG,jG,irec,bi,bj,i,j,k,dUnit,IL        integer ip,jp,iG,jG,irec,bi,bj,i,j,k,dUnit,IL
489        Real*4 r4seg(sNx)        Real*4 r4seg(sNx)
490        Real*8 r8seg(sNx)        Real*8 r8seg(sNx)
# Line 356  C Local variables Line 494  C Local variables
494        logical fileIsOpen        logical fileIsOpen
495        character*(max_len_mbuf) msgbuf        character*(max_len_mbuf) msgbuf
496  cph-usesingle(  cph-usesingle(
497    #ifdef ALLOW_USE_MPI
498        integer ii,jj        integer ii,jj
499        integer x_size,y_size,iG_IO,jG_IO,npe  c     integer iG_IO,jG_IO,npe
500          integer x_size,y_size
501        PARAMETER ( x_size = Nx )        PARAMETER ( x_size = Nx )
502        PARAMETER ( y_size = Ny )        PARAMETER ( y_size = Ny )
503        Real*4 xy_buffer_r4(x_size,y_size)        Real*4 xy_buffer_r4(x_size,y_size)
504        Real*8 xy_buffer_r8(x_size,y_size)        Real*8 xy_buffer_r8(x_size,y_size)
505        Real*8 global(Nx,Ny)        Real*8 global(Nx,Ny)
506    #endif
507  cph-usesingle)  cph-usesingle)
508    CMM(
509          integer pIL
510    CMM)
511    
512  C     ------------------------------------------------------------------  C     ------------------------------------------------------------------
513    
# Line 385  C Record number must be >= 1 Line 529  C Record number must be >= 1
529  C Assume nothing  C Assume nothing
530        fileIsOpen=.FALSE.        fileIsOpen=.FALSE.
531        IL=ILNBLNK( fName )        IL=ILNBLNK( fName )
532    CMM(
533          pIL = ILNBLNK( mdsioLocalDir )
534    CMM)
535    CMM(
536    C Assign special directory
537          if ( pIL.NE.0 ) then
538           write(fName,'(2a)') mdsioLocalDir(1:pIL), fName(1:IL)
539          endif
540    CMM)
541    
542  C Assign a free unit number as the I/O channel for this routine  C Assign a free unit number as the I/O channel for this routine
543        call MDSFINDUNIT( dUnit, mythid )        call MDSFINDUNIT( dUnit, mythid )
# Line 399  C globalFile is too slow, then try using Line 552  C globalFile is too slow, then try using
552  C Master thread of process 0, only, opens a global file  C Master thread of process 0, only, opens a global file
553         _BEGIN_MASTER( myThid )         _BEGIN_MASTER( myThid )
554          IF( mpiMyId .EQ. 0 ) THEN          IF( mpiMyId .EQ. 0 ) THEN
555           write(dataFname(1:80),'(2a)') fName(1:IL),'.data'           write(dataFname,'(2a)') fName(1:IL),'.data'
556           length_of_rec=MDS_RECLEN(filePrec,x_size*y_size,mythid)           length_of_rec=MDS_RECLEN(filePrec,x_size*y_size,mythid)
557           if (irecord .EQ. 1) then           if (irecord .EQ. 1) then
558            open( dUnit, file=dataFName, status=_NEW_STATUS,            open( dUnit, file=dataFName, status=_NEW_STATUS,
# Line 466  C Close data-file and create meta-file Line 619  C Close data-file and create meta-file
619         _BEGIN_MASTER( myThid )         _BEGIN_MASTER( myThid )
620          IF( mpiMyId .EQ. 0 ) THEN          IF( mpiMyId .EQ. 0 ) THEN
621           close( dUnit )           close( dUnit )
622           write(metaFName(1:80),'(2a)') fName(1:IL),'.meta'           write(metaFName,'(2a)') fName(1:IL),'.meta'
623           dimList(1,1)=Nx           dimList(1,1)=Nx
624           dimList(2,1)=1           dimList(2,1)=1
625           dimList(3,1)=Nx           dimList(3,1)=Nx
# Line 499  C Loop over all tiles Line 652  C Loop over all tiles
652  C If we are writing to a tiled MDS file then we open each one here  C If we are writing to a tiled MDS file then we open each one here
653           iG=bi+(ip-1)*nsx ! Kludge until unstructered tiles           iG=bi+(ip-1)*nsx ! Kludge until unstructered tiles
654           jG=bj+(jp-1)*nsy ! Kludge until unstructered tiles           jG=bj+(jp-1)*nsy ! Kludge until unstructered tiles
655           write(dataFname(1:80),'(2a,i3.3,a,i3.3,a)')           write(dataFname,'(2a,i3.3,a,i3.3,a)')
656       &              fName(1:IL),'.',iG,'.',jG,'.data'       &              fName(1:IL),'.',iG,'.',jG,'.data'
657           if (irecord .EQ. 1) then           if (irecord .EQ. 1) then
658            length_of_rec=MDS_RECLEN( filePrec, sNx, mythid )            length_of_rec=MDS_RECLEN( filePrec, sNx, mythid )
# Line 515  C If we are writing to a tiled MDS file Line 668  C If we are writing to a tiled MDS file
668          if (fileIsOpen) then          if (fileIsOpen) then
669           do k=1,Nr           do k=1,Nr
670            do j=1,sNy            do j=1,sNy
671               do ii=1,sNx               do i=1,sNx
672                  arr(ii,j,k,bi,bj)=arr_gl(ii,bi,ip,j,bj,jp,k)                  arr(i,j,k,bi,bj)=arr_gl(i,bi,ip,j,bj,jp,k)
673               enddo               enddo
674              iG = 0              iG = 0
675              jG = 0              jG = 0
# Line 575  C If we were writing to a tiled MDS file Line 728  C If we were writing to a tiled MDS file
728  C Create meta-file for each tile if we are tiling  C Create meta-file for each tile if we are tiling
729           iG=bi+(ip-1)*nsx ! Kludge until unstructered tiles           iG=bi+(ip-1)*nsx ! Kludge until unstructered tiles
730           jG=bj+(jp-1)*nsy ! Kludge until unstructered tiles           jG=bj+(jp-1)*nsy ! Kludge until unstructered tiles
731           write(metaFname(1:80),'(2a,i3.3,a,i3.3,a)')           write(metaFname,'(2a,i3.3,a,i3.3,a)')
732       &              fName(1:IL),'.',iG,'.',jG,'.meta'       &              fName(1:IL),'.',iG,'.',jG,'.meta'
733           dimList(1,1)=Nx           dimList(1,1)=Nx
734           dimList(2,1)=((ip-1)*nSx+(bi-1))*sNx+1           dimList(2,1)=((ip-1)*nSx+(bi-1))*sNx+1
# Line 668  C Functions Line 821  C Functions
821        integer ILNBLNK        integer ILNBLNK
822        integer MDS_RECLEN        integer MDS_RECLEN
823  C Local variables  C Local variables
824        character*(80) dataFName        character*(MAX_LEN_FNAM) dataFName
825        integer ip,jp,iG,jG,irec,bi,bj,ii,j,k,dUnit,IL        integer ip,jp,iG,jG,irec,bi,bj,i,j,k,dUnit,IL
826        logical exst        logical exst
827        _RL arr(1-oLx:sNx+oLx,1-oLy:sNy+oLy,nLocz,nSx,nSy)        _RL arr(1-oLx:sNx+oLx,1-oLy:sNy+oLy,nLocz,nSx,nSy)
828        Real*4 r4seg(sNx)        Real*4 r4seg(sNx)
# Line 677  C Local variables Line 830  C Local variables
830        logical globalFile,fileIsOpen        logical globalFile,fileIsOpen
831        integer length_of_rec        integer length_of_rec
832        character*(max_len_mbuf) msgbuf        character*(max_len_mbuf) msgbuf
833    cph-usesingle(
834          integer ii,jj
835    c     integer iG_IO,jG_IO,npe
836          integer x_size,y_size
837          PARAMETER ( x_size = Nx )
838          PARAMETER ( y_size = Ny )
839          Real*4 xy_buffer_r4(x_size,y_size)
840          Real*8 xy_buffer_r8(x_size,y_size)
841          Real*8 global(Nx,Ny)
842    c     _RL    local(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
843    cph-usesingle)
844    CMM(
845          integer pIL
846    CMM)
847    
848  C     ------------------------------------------------------------------  C     ------------------------------------------------------------------
849    
850  C Only do I/O if I am the master thread  C Only do I/O if I am the master thread
# Line 698  C Assume nothing Line 866  C Assume nothing
866        globalFile = .FALSE.        globalFile = .FALSE.
867        fileIsOpen = .FALSE.        fileIsOpen = .FALSE.
868        IL=ILNBLNK( fName )        IL=ILNBLNK( fName )
869    CMM(
870          pIL = ILNBLNK( mdsioLocalDir )
871    CMM)
872    CMM(
873    C Assign special directory
874          if ( pIL.NE.0 ) then
875           write(fName,'(2a)') mdsioLocalDir(1:pIL), fName(1:IL)
876          endif
877    CMM)
878    
879  C Assign a free unit number as the I/O channel for this routine  C Assign a free unit number as the I/O channel for this routine
880        call MDSFINDUNIT( dUnit, mythid )        call MDSFINDUNIT( dUnit, mythid )
881    
882          if ( useSingleCPUIO ) then
883    
884    C master thread of process 0, only, opens a global file
885    #ifdef ALLOW_USE_MPI
886            IF( mpiMyId .EQ. 0 ) THEN
887    #else
888            IF ( .TRUE. ) THEN
889    #endif /* ALLOW_USE_MPI */
890    
891  C Check first for global file with simple name (ie. fName)  C Check first for global file with simple name (ie. fName)
892        dataFName = fName           dataFName = fName
893        inquire( file=dataFname, exist=exst )           inquire( file=dataFname, exist=exst )
894        if (exst) then           if (exst) globalFile = .TRUE.
        write(msgbuf,'(a,a)')  
      &   ' MDSREADFIELD: opening global file: ',dataFName  
        call print_message( msgbuf, standardmessageunit,  
      &                     SQUEEZE_RIGHT , mythid)  
       endif  
895    
896  C If negative check for global file with MDS name (ie. fName.data)  C If negative check for global file with MDS name (ie. fName.data)
897        if (.NOT. globalFile) then           if (.NOT. globalFile) then
898         write(dataFname(1:80),'(2a)') fName(1:IL),'.data'            write(dataFname,'(2a)') fName(1:IL),'.data'
899              inquire( file=dataFname, exist=exst )
900              if (exst) globalFile = .TRUE.
901             endif
902    
903    C If global file is visible to process 0, then open it here.
904    C Otherwise stop program.
905             if ( globalFile) then
906              length_of_rec=MDS_RECLEN( filePrec, x_size*y_size, mythid )
907              open( dUnit, file=dataFName, status='old',
908         &         access='direct', recl=length_of_rec )
909             else
910              write(msgbuf,'(2a)')
911         &      ' MDSREADFIELD: filename: ',dataFName(1:IL)
912              call print_message( msgbuf, standardmessageunit,
913         &                        SQUEEZE_RIGHT , mythid)
914              call print_error( msgbuf, mythid )
915              write(msgbuf,'(a)')
916         &      ' MDSREADFIELD: File does not exist'
917              call print_message( msgbuf, standardmessageunit,
918         &                        SQUEEZE_RIGHT , mythid)
919              call print_error( msgbuf, mythid )
920              stop 'ABNORMAL END: S/R MDSREADFIELD'
921             endif
922    
923            ENDIF
924    
925    c-- useSingleCpuIO
926          else
927    
928    C Check first for global file with simple name (ie. fName)
929           dataFName = fName
930         inquire( file=dataFname, exist=exst )         inquire( file=dataFname, exist=exst )
931         if (exst) then         if (exst) then
932          write(msgbuf,'(a,a)')          write(msgbuf,'(a,a)')
933       &    ' MDSREADFIELD_GL: opening global file: ',dataFName       &    ' MDSREADFIELD: opening global file: ',dataFName(1:IL)
934          call print_message( msgbuf, standardmessageunit,          call print_message( msgbuf, standardmessageunit,
935       &                      SQUEEZE_RIGHT , mythid)       &                      SQUEEZE_RIGHT , mythid)
         globalFile = .TRUE.  
936         endif         endif
937    
938    C If negative check for global file with MDS name (ie. fName.data)
939           if (.NOT. globalFile) then
940            write(dataFname,'(2a)') fName(1:IL),'.data'
941            inquire( file=dataFname, exist=exst )
942            if (exst) then
943             write(msgbuf,'(a,a)')
944         &     ' MDSREADFIELD_GL: opening global file: ',dataFName(1:IL+5)
945             call print_message( msgbuf, standardmessageunit,
946         &                       SQUEEZE_RIGHT , mythid)
947             globalFile = .TRUE.
948            endif
949           endif
950    
951    c-- useSingleCpuIO
952        endif        endif
953    
954        if ( .not. ( globalFile .and. useSingleCPUIO ) ) then        if ( .not. useSingleCpuIO ) then
955    cph      if ( .not. ( globalFile .and. useSingleCPUIO ) ) then
956          if ( .not. ( globalFile ) ) then
957    
958  C If we are reading from a global file then we open it here  C If we are reading from a global file then we open it here
959        if (globalFile) then        if (globalFile) then
# Line 745  C If we are reading from a tiled MDS fil Line 973  C If we are reading from a tiled MDS fil
973          if (.NOT. globalFile) then          if (.NOT. globalFile) then
974           iG=bi+(ip-1)*nsx ! Kludge until unstructered tiles           iG=bi+(ip-1)*nsx ! Kludge until unstructered tiles
975           jG=bj+(jp-1)*nsy ! Kludge until unstructered tiles           jG=bj+(jp-1)*nsy ! Kludge until unstructered tiles
976           write(dataFname(1:80),'(2a,i3.3,a,i3.3,a)')           write(dataFname,'(2a,i3.3,a,i3.3,a)')
977       &              fName(1:IL),'.',iG,'.',jG,'.data'       &              fName(1:IL),'.',iG,'.',jG,'.data'
978           inquire( file=dataFname, exist=exst )           inquire( file=dataFname, exist=exst )
979  C Of course, we only open the file if the tile is "active"  C Of course, we only open the file if the tile is "active"
# Line 753  C (This is a place-holder for the active Line 981  C (This is a place-holder for the active
981           if (exst) then           if (exst) then
982            if ( debugLevel .GE. debLevA ) then            if ( debugLevel .GE. debLevA ) then
983             write(msgbuf,'(a,a)')             write(msgbuf,'(a,a)')
984       &      ' MDSREADFIELD_GL: opening file: ',dataFName       &      ' MDSREADFIELD_GL: opening file: ',dataFName(1:IL+13)
985             call print_message( msgbuf, standardmessageunit,             call print_message( msgbuf, standardmessageunit,
986       &                        SQUEEZE_RIGHT , mythid)       &                        SQUEEZE_RIGHT , mythid)
987            endif            endif
# Line 764  C (This is a place-holder for the active Line 992  C (This is a place-holder for the active
992           else           else
993            fileIsOpen=.FALSE.            fileIsOpen=.FALSE.
994            write(msgbuf,'(a,a)')            write(msgbuf,'(a,a)')
995       &      ' MDSREADFIELD_GL: filename: ',dataFName       &      ' MDSREADFIELD_GL: filename: ',dataFName(1:IL+13)
996            call print_message( msgbuf, standardmessageunit,            call print_message( msgbuf, standardmessageunit,
997       &                        SQUEEZE_RIGHT , mythid)       &                        SQUEEZE_RIGHT , mythid)
998            call print_error( msgbuf, mythid )            call print_error( msgbuf, mythid )
# Line 852  C If global file was opened then close i Line 1080  C If global file was opened then close i
1080         fileIsOpen = .FALSE.         fileIsOpen = .FALSE.
1081        endif        endif
1082    
1083    c      end of if ( .not. ( globalFile ) ) then
1084          endif
1085    
1086    c      else of if ( .not. ( globalFile .and. useSingleCPUIO ) ) then
1087          else
1088    
1089           DO k=1,nLocz
1090    
1091    #ifdef ALLOW_USE_MPI
1092             IF( mpiMyId .EQ. 0 ) THEN
1093    #else
1094             IF ( .TRUE. ) THEN
1095    #endif /* ALLOW_USE_MPI */
1096              irec = k+nNz*(irecord-1)
1097              if (filePrec .eq. precFloat32) then
1098               read(dUnit,rec=irec) xy_buffer_r4
1099    #ifdef _BYTESWAPIO
1100               call MDS_BYTESWAPR4( x_size*y_size, xy_buffer_r4 )
1101    #endif
1102               DO J=1,Ny
1103                DO I=1,Nx
1104                 global(I,J) = xy_buffer_r4(I,J)
1105                ENDDO
1106               ENDDO
1107              elseif (filePrec .eq. precFloat64) then
1108               read(dUnit,rec=irec) xy_buffer_r8
1109    #ifdef _BYTESWAPIO
1110               call MDS_BYTESWAPR8( x_size*y_size, xy_buffer_r8 )
1111    #endif
1112               DO J=1,Ny
1113                DO I=1,Nx
1114                 global(I,J) = xy_buffer_r8(I,J)
1115                ENDDO
1116               ENDDO
1117              else
1118               write(msgbuf,'(a)')
1119         &            ' MDSREADFIELD: illegal value for filePrec'
1120               call print_error( msgbuf, mythid )
1121               stop 'ABNORMAL END: S/R MDSREADFIELD'
1122              endif
1123             ENDIF
1124            DO jp=1,nPy
1125             DO ip=1,nPx
1126              DO bj = myByLo(myThid), myByHi(myThid)
1127               DO bi = myBxLo(myThid), myBxHi(myThid)
1128                DO J=1,sNy
1129                 JJ=((jp-1)*nSy+(bj-1))*sNy+J
1130                 DO I=1,sNx
1131                  II=((ip-1)*nSx+(bi-1))*sNx+I
1132                  arr_gl(i,bi,ip,j,bj,jp,k) = global(II,JJ)
1133                 ENDDO
1134                ENDDO
1135               ENDDO
1136              ENDDO
1137             ENDDO
1138            ENDDO
1139    
1140           ENDDO
1141    c      ENDDO k=1,nNz
1142    
1143            close( dUnit )
1144    
1145        endif        endif
1146  c      end of if ( .not. ( globalFile .and. useSingleCPUIO ) ) then  c      end of if ( .not. ( globalFile .and. useSingleCPUIO ) ) then
1147    
# Line 933  C Functions Line 1223  C Functions
1223        integer ILNBLNK        integer ILNBLNK
1224        integer MDS_RECLEN        integer MDS_RECLEN
1225  C Local variables  C Local variables
1226        character*(80) dataFName,metaFName        character*(MAX_LEN_FNAM) dataFName,metaFName
1227        integer ip,jp,iG,jG,irec,bi,bj,i,j,k,dUnit,IL        integer ip,jp,iG,jG,irec,bi,bj,i,j,k,dUnit,IL
1228        Real*4 r4seg(sNx)        Real*4 r4seg(sNx)
1229        Real*8 r8seg(sNx)        Real*8 r8seg(sNx)
# Line 943  C Local variables Line 1233  C Local variables
1233        logical fileIsOpen        logical fileIsOpen
1234        character*(max_len_mbuf) msgbuf        character*(max_len_mbuf) msgbuf
1235  cph-usesingle(  cph-usesingle(
1236    #ifdef ALLOW_USE_MPI
1237        integer ii,jj        integer ii,jj
1238        integer x_size,y_size,iG_IO,jG_IO,npe  c     integer iG_IO,jG_IO,npe
1239          integer x_size,y_size
1240        PARAMETER ( x_size = Nx )        PARAMETER ( x_size = Nx )
1241        PARAMETER ( y_size = Ny )        PARAMETER ( y_size = Ny )
1242        Real*4 xy_buffer_r4(x_size,y_size)        Real*4 xy_buffer_r4(x_size,y_size)
1243        Real*8 xy_buffer_r8(x_size,y_size)        Real*8 xy_buffer_r8(x_size,y_size)
1244        Real*8 global(Nx,Ny)        Real*8 global(Nx,Ny)
1245    #endif
1246  cph-usesingle)  cph-usesingle)
1247    CMM(
1248          integer pIL
1249    CMM)
1250    
1251  C     ------------------------------------------------------------------  C     ------------------------------------------------------------------
1252    
# Line 972  C Record number must be >= 1 Line 1268  C Record number must be >= 1
1268  C Assume nothing  C Assume nothing
1269        fileIsOpen=.FALSE.        fileIsOpen=.FALSE.
1270        IL=ILNBLNK( fName )        IL=ILNBLNK( fName )
1271    CMM(
1272          pIL = ILNBLNK( mdsioLocalDir )
1273    CMM)
1274    CMM(
1275    C Assign special directory
1276          if ( pIL.NE.0 ) then
1277           write(fName,'(2a)') mdsioLocalDir(1:pIL), fName(1:IL)
1278          endif
1279    CMM)
1280    
1281  C Assign a free unit number as the I/O channel for this routine  C Assign a free unit number as the I/O channel for this routine
1282        call MDSFINDUNIT( dUnit, mythid )        call MDSFINDUNIT( dUnit, mythid )
# Line 987  C globalFile is too slow, then try using Line 1292  C globalFile is too slow, then try using
1292  C Master thread of process 0, only, opens a global file  C Master thread of process 0, only, opens a global file
1293         _BEGIN_MASTER( myThid )         _BEGIN_MASTER( myThid )
1294          IF( mpiMyId .EQ. 0 ) THEN          IF( mpiMyId .EQ. 0 ) THEN
1295           write(dataFname(1:80),'(2a)') fName(1:IL),'.data'           write(dataFname,'(2a)') fName(1:IL),'.data'
1296           length_of_rec=MDS_RECLEN(filePrec,x_size*y_size,mythid)           length_of_rec=MDS_RECLEN(filePrec,x_size*y_size,mythid)
1297           if (irecord .EQ. 1) then           if (irecord .EQ. 1) then
1298            open( dUnit, file=dataFName, status=_NEW_STATUS,            open( dUnit, file=dataFName, status=_NEW_STATUS,
# Line 1054  C Close data-file and create meta-file Line 1359  C Close data-file and create meta-file
1359         _BEGIN_MASTER( myThid )         _BEGIN_MASTER( myThid )
1360          IF( mpiMyId .EQ. 0 ) THEN          IF( mpiMyId .EQ. 0 ) THEN
1361           close( dUnit )           close( dUnit )
1362           write(metaFName(1:80),'(2a)') fName(1:IL),'.meta'           write(metaFName,'(2a)') fName(1:IL),'.meta'
1363           dimList(1,1)=Nx           dimList(1,1)=Nx
1364           dimList(2,1)=1           dimList(2,1)=1
1365           dimList(3,1)=Nx           dimList(3,1)=Nx
# Line 1087  C Loop over all tiles Line 1392  C Loop over all tiles
1392  C If we are writing to a tiled MDS file then we open each one here  C If we are writing to a tiled MDS file then we open each one here
1393           iG=bi+(ip-1)*nsx ! Kludge until unstructered tiles           iG=bi+(ip-1)*nsx ! Kludge until unstructered tiles
1394           jG=bj+(jp-1)*nsy ! Kludge until unstructered tiles           jG=bj+(jp-1)*nsy ! Kludge until unstructered tiles
1395           write(dataFname(1:80),'(2a,i3.3,a,i3.3,a)')           write(dataFname,'(2a,i3.3,a,i3.3,a)')
1396       &              fName(1:IL),'.',iG,'.',jG,'.data'       &              fName(1:IL),'.',iG,'.',jG,'.data'
1397           if (irecord .EQ. 1) then           if (irecord .EQ. 1) then
1398            length_of_rec=MDS_RECLEN( filePrec, sNx, mythid )            length_of_rec=MDS_RECLEN( filePrec, sNx, mythid )
# Line 1103  C If we are writing to a tiled MDS file Line 1408  C If we are writing to a tiled MDS file
1408          if (fileIsOpen) then          if (fileIsOpen) then
1409           do k=1,nLocz           do k=1,nLocz
1410            do j=1,sNy            do j=1,sNy
1411               do ii=1,sNx               do i=1,sNx
1412                  arr(ii,j,k,bi,bj)=arr_gl(ii,bi,ip,j,bj,jp,k)                  arr(i,j,k,bi,bj)=arr_gl(i,bi,ip,j,bj,jp,k)
1413               enddo               enddo
1414              iG = 0              iG = 0
1415              jG = 0              jG = 0
# Line 1163  C If we were writing to a tiled MDS file Line 1468  C If we were writing to a tiled MDS file
1468  C Create meta-file for each tile if we are tiling  C Create meta-file for each tile if we are tiling
1469           iG=bi+(ip-1)*nsx ! Kludge until unstructered tiles           iG=bi+(ip-1)*nsx ! Kludge until unstructered tiles
1470           jG=bj+(jp-1)*nsy ! Kludge until unstructered tiles           jG=bj+(jp-1)*nsy ! Kludge until unstructered tiles
1471           write(metaFname(1:80),'(2a,i3.3,a,i3.3,a)')           write(metaFname,'(2a,i3.3,a,i3.3,a)')
1472       &              fName(1:IL),'.',iG,'.',jG,'.meta'       &              fName(1:IL),'.',iG,'.',jG,'.meta'
1473           dimList(1,1)=Nx           dimList(1,1)=Nx
1474           dimList(2,1)=((ip-1)*nSx+(bi-1))*sNx+1           dimList(2,1)=((ip-1)*nSx+(bi-1))*sNx+1
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