Files
fit/gen/dat_5c2.f
2022-08-19 15:22:33 +02:00

134 lines
2.9 KiB
Fortran

subroutine dat_5c2
c ------------------
external dat_5c2_desc
external dat_5c2_opts
external dat_5c2_read
integer dtype/0/
call dat_init_desc(dtype, dat_5c2_desc)
call dat_init_opts(dtype, dat_5c2_opts)
call dat_init_read(dtype, dat_5c2_read)
end
subroutine dat_5c2_desc(text)
! -----------------------------
character*(*) text ! (out) description
! type description
! ----------------------------------
text='5C2 Saclay instrument 5c2'
end
subroutine dat_5c2_opts
! -----------------------
print '(x,a)'
1,'from,to: dataset range'
end
subroutine dat_5c2_read
1 (lun, forced, nread, putval, nmax, xx, yy, ss, ww)
! ----------------------------------------------------
implicit none
integer lun ! (in) logical unit number (file will be closed if successful)
integer forced ! 0: read only if type is sure; 1: forced read
integer nread ! (out) >=0: = number of points read, file closed
! -1: not correct type, file rewinded
! -2: correct type, but unreadable, file rewinded
external putval ! (in) subroutine to put name/value pairs.
! for numeric data: call putval('name', value) ! value must be real
! for character data: call putval('name=text', 0.0)
integer nmax ! max. number of points
real xx(*) ! x-values
real yy(*) ! y-values
real ss(*) ! sigma
real ww(*) ! weights (original monitor)
! local
integer i, idx, n, i1, i2, j, idum
real h, k, l, step, rdum
real ymon
character line*132
read(lun, '(a)', err=100, end=100) line
if (line(1:6) .ne. 'File= ') then
if (forced .le. 0) goto 100
rewind lun
endif
call dat_start_options
i1=0
call dat_int_option('from', i1)
i2=0
call dat_int_option('to', i2)
if (i2 .eq. 0) then
if (i1 .eq. 0) then
i1=1
else
i2=i1
endif
endif
call dat_get_index(idx)
if (idx .eq. 0) then
if (i2 .gt. i1) then
print *,'for 5C2 files only one dataset allowed'
endif
else
i1=i1+idx-1
if (i1 .gt. i2 .and. i2 .ne. 0) goto 98
endif
do i=1,6
read(lun, *, err=100, end=100)
enddo
ymon=0
do i=1,i1
read(lun, *, end=97, err=99) h,k,l,idum,rdum,rdum,idum,n
read(lun, *, end=99, err=99) rdum,rdum,rdum,step
read(lun,'(20f5.0)',err=99,end=99) (yy(j),j=1,n),(ww(j),j=1,n)
enddo
if (n .gt. nmax) goto 99
do j=1,n
ss(j)=sqrt(max(1.0,yy(j)))
xx(j)=(j-n/2-1)*step
ymon=ymon+ww(j)
enddo
ymon=ymon/n
write(line,'(3(a,f8.3))') 'h=',h,' k=',k,' l=',l
call putval('Monitor', ymon)
call putval('Title='//line, 0.0)
call putval('h', h)
call putval('k', k)
call putval('l', l)
call putval('step', step)
call putval('XAxis=omega',0.0)
write(line, '(i4)') i1
call putval('Range='//line,0.0)
close(lun)
nread=n
return
97 print *,'DAT_5C2: Only ',n,' scans in this file'
98 nread=-2
rewind lun
return
99 print *,'DAT_5C2: error during read'
nread=-2
rewind lun
return
100 nread=-1
rewind lun
end