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Diffstat (limited to 'pkg/tbtables/fitsio/ftpcll.f')
| -rw-r--r-- | pkg/tbtables/fitsio/ftpcll.f | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/pkg/tbtables/fitsio/ftpcll.f b/pkg/tbtables/fitsio/ftpcll.f new file mode 100644 index 00000000..43209d90 --- /dev/null +++ b/pkg/tbtables/fitsio/ftpcll.f @@ -0,0 +1,162 @@ +C---------------------------------------------------------------------- + subroutine ftpcll(ounit,colnum,frow,felem,nelem,lray,status) + +C write an array of logical values to the specified column of the table. +C The binary table column being written to must have datatype 'L' +C and no datatype conversion will be perform if it is not. + +C ounit i fortran unit number +C colnum i number of the column to write to +C frow i first row to write +C felem i first element within the row to write +C nelem i number of elements to write +C lray l array of data values to be written +C status i output error status +C +C written by Wm Pence, HEASARC/GSFC, June 1991 + + integer ounit,colnum,frow,felem,nelem,status + logical lray(*) + +C COMMON BLOCK DEFINITIONS:-------------------------------------------- + integer nf,nb,ne + parameter (nb = 20) + parameter (nf = 3000) + parameter (ne = 200) + integer bufnum,chdu,hdutyp,maxhdu,hdstrt,hdend,nxthdr,dtstrt + integer nxtfld + logical wrmode + common/ft0001/bufnum(199),chdu(nb),hdutyp(nb),maxhdu(nb), + & wrmode(nb),hdstrt(nb,ne),hdend(nb),nxthdr(nb),dtstrt(nb),nxtfld + integer tfield,tstart,tbcol,rowlen,tdtype,trept,tnull,scount + integer theap,nxheap + double precision tscale,tzero + common/ft0002/tfield(nb),tstart(nb),tbcol(nf),rowlen(nb), + & tdtype(nf),trept(nf),tscale(nf),tzero(nf),tnull(nf),scount(nb) + & ,theap(nb),nxheap(nb) +C END OF COMMON BLOCK DEFINITIONS----------------------------------- + + integer bstart,maxpix,i + integer ibuff,i1,ntodo,itodo,repeat,rstart,estart,tcode + character*1 buffer(80) + character crow*9,cp1*9,cp2*9,ccol*4 + logical descrp + + if (status .gt. 0)return + +C check for zero length array + if (nelem .le. 0)return + if (frow .lt. 1)then +C error: illegal first row number + status=307 + write(crow,2000)frow +2000 format(i9) + call ftpmsg('Starting row number for table write '// + & 'request is out of range:'//crow//' (FTPCLL).') + return + end if + + if (felem .lt. 1)then +C illegal element number + status=308 + write(crow,2000)felem + call ftpmsg('Starting element number for write '// + & 'request is out of range:'//crow//' (FTPCLL).') + return + else + estart=felem-1 + end if + + ibuff=bufnum(ounit) +C if HDU structure is not defined then scan the header keywords + if (dtstrt(ibuff) .lt. 0)call ftrdef(ounit,status) + + i1=1 + ntodo=nelem + rstart=frow-1 + maxpix=80 + +C column must be logical data type + tcode=tdtype(colnum+tstart(ibuff)) + if (tcode .eq. 14)then + descrp=.false. + repeat=trept(colnum+tstart(ibuff)) + if (felem .gt. repeat)then +C illegal element number + status=308 + write(crow,2000)felem + call ftpmsg('Starting element number for write '// + & 'request is out of range:'//crow//' (FTPCLL).') + return + end if + else if (tcode .eq. -14)then + descrp=.true. + repeat=nelem+estart +C write the number of elements and the starting offset: + call ftpdes(ounit,colnum,frow,repeat, + & nxheap(ibuff),status) +C move the i/o pointer to the start of the pixel sequence + bstart=dtstrt(ibuff)+nxheap(ibuff)+ + & theap(ibuff)+estart + call ftmbyt(ounit,bstart,.true.,status) +C increment the empty heap starting address: + nxheap(ibuff)=nxheap(ibuff)+repeat + else +C error illegal data type code + status=310 + return + end if + +C process as many contiguous pixels as possible +20 itodo=min(ntodo,repeat-estart,maxpix) + + if (.not. descrp)then +C move the i/o pointer to the start of the sequence of pixels + bstart=dtstrt(ibuff)+rstart*rowlen(ibuff)+ + & tbcol(colnum+tstart(ibuff))+estart + call ftmbyt(ounit,bstart,.true.,status) + end if + +C create the buffer of logical bytes + do 10 i=1,itodo + if (lray(i1))then + buffer(i)='T' + else + buffer(i)='F' + end if + i1=i1+1 +10 continue + +C write out the buffer + call ftpcbf(ounit,1,itodo,buffer,status) + + if (status .gt. 0)then + write(cp1,2000)i1 + write(cp2,2000)i1+itodo-1 + call ftpmsg('Error while writing values'//cp1//' to'//cp2) + write(ccol,2001)colnum +2001 format(i4) + write(cp1,2000)frow + write(cp2,2000)felem + if (felem .eq. 1)then + call ftpmsg('of column'//ccol//', starting at row'//cp1 + & //' (FTPCLL).') + else + call ftpmsg('of column'//ccol//', starting at row'//cp1 + & //', element'//cp2//' (FTPCLL).') + end if + return + end if + +C find number of pixels left to do, and quit if none left + ntodo=ntodo-itodo + if (ntodo .gt. 0)then +C increment the pointers + estart=estart+itodo + if (estart .eq. repeat)then + estart=0 + rstart=rstart+1 + end if + go to 20 + end if + end |