WSJT-X/lib/fersum.f90

73 lines
2.0 KiB
Fortran

program fersum
character mode*5
character infile*40
real dop(0:9)
real thresh(0:9,12),threshsync(0:9,12)
data dop/0.25,0.5,1.0,2.0,4.0,8.0,16.0,32.0,64.0,128.0/
nargs=iargc()
if(nargs.ne.1) then
print*,'Usage: fersum <infile>'
go to 999
endif
call getarg(1,infile)
open(10,file=infile,status='old')
thresh=0.
threshsync=0.
do iblk=1,999
1 read(10,1002,end=100) mode,iters,ntot,naggr,d,navg,nds
1002 format(a5,8x,i5,4x,i6,7x,i3,6x,f6.2,17x,i3,5x,i2)
write(33,*) iblk,mode
if(mode.eq.' ') go to 1
read(10,1002)
read(10,1002)
read(10,1002)
nsync0=0
ngood0=0
xsum0=0.
do n=1,99
read(10,1010,end=100) snr,nsync,ngood,nbad,xsync,esync,dsnr,esnr, &
xdt,edt,dfreq,efreq,xsum,esum,xwidth,ewidth
1010 format(f5.1,2i6i4,2f6.1,f6.1,f5.1,f6.2,f5.2,6f5.1)
if(snr.eq.0.0) exit
if(mode(5:5).eq.'A') nmode=1
if(mode(5:5).eq.'B') nmode=2
if(mode(5:5).eq.'C') nmode=3
j=nint(log(d)/log(2.0) + 2.0)
if(navg.eq.1 .and. nds.eq.0) k=nmode
if(navg.eq.1 .and. nds.eq.1) k=nmode+3
if(navg.gt.1 .and. nds.eq.0) k=nmode+6
if(navg.gt.1 .and. nds.eq.1) k=nmode+9
if(nsync0.le.iters/2 .and. nsync.ge.iters/2) then
threshsync(j,k)=snr-float(nsync-iters/2)/(nsync-nsync0)
endif
if(ngood0.le.iters/2 .and. ngood.ge.iters/2) then
threshold=snr-float(ngood-iters/2)/(ngood-ngood0)
xsumavg=max(1.0,0.5*(xsum0+xsum))
! write(*,1020) mode,iters,ntot,naggr,d,navg,nds,threshold,xsumavg
!1020 format(a5,i7,i7,i3,f7.2,i3,i3,f7.1,f6.1)
thresh(j,k)=threshold
endif
nsync0=nsync
ngood0=ngood
xsum0=xsum
enddo
enddo
100 write(12,1100)
1100 format(' ')
do i=0,9
write(12,1110) dop(i),thresh(i,1:12)
1110 format(f6.2,13f6.1)
enddo
write(12,1110)
do i=0,9
write(12,1110) dop(i),threshsync(i,1:12)
enddo
999 end program fersum