WSJT-X/lib/fast_decode.f90
Joe Taylor 7b144f2800 1. Display proper UTC on Fast Graph for files read from disk.
2. Move cursor DT readout to lower left of top panel.
3. More work on pick-decodes... but it's not yet fully working.


git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@7092 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2016-09-17 13:34:40 +00:00

138 lines
3.2 KiB
Fortran

subroutine fast_decode(id2,narg,ntrperiod,bShMsgs,line, &
mycall_12,hiscall_12)
parameter (NMAX=30*12000)
integer*2 id2(NMAX)
integer*2 id2a(NMAX)
integer*2 id2b(NMAX)
integer narg(0:14)
logical*1 bShMsgs
real dat(30*12000)
complex cdat(262145),cdat2(262145)
real psavg(450)
logical pick,first
character*6 cfile6
character*80 line(100)
character*12 mycall_12,hiscall_12
character*6 mycall,hiscall
data first/.true./,nutca/0/,nutcb/0/
save npts,cdat,cdat2,id2a,id2b,nutca,nutcb
if(first) then
id2a=0
id2b=0
first=.false.
endif
mycall=mycall_12(1:6)
hiscall=hiscall_12(1:6)
nutc=narg(0)
ndat0=narg(1)
nsubmode=narg(2)
newdat=narg(3)
minsync=narg(4)
npick=narg(5)
t0=0.001*narg(6)
t1=0.001*narg(7)
tmid=0.5*(t0+t1)
maxlines=narg(8)
nmode=narg(9)
nrxfreq=narg(10)
ntol=narg(11)
nhashcalls=narg(12)
! print*,'A',nutc
line(1:100)(1:1)=char(0)
if(t0.gt.float(ntrperiod)) go to 900
if(t0.gt.t1) go to 900
if(nmode.eq.102) then
call fast9(id2,narg,line)
go to 900
else if(nmode.eq.104) then
! MSK144 mode
if(newdat.eq.1) then
id2b=id2a !Data for lower panel
id2a=id2 !Data for upper panel
nutcb=nutca
nutca=nutc
endif
ia=max(1,nint(t0*12000.0))
ib=nint(t1*12000.0)
if(ib.gt.ntrperiod*12000) ib=ntrperiod*12000
nz=ib-ia+1
! line(1)=char(0)
if(newdat.eq.1) then
! Full sequence of new data
! write(*,3001) newdat,npick,nutca
!3001 format(2i3,3i8)
call msk144_decode(id2a(ia),nz,nutca,0,mycall,hiscall, &
bShMsgs,ntol,t0,line)
go to 100
endif
if(npick.eq.1) then
! Pick-decode from upper panel
! write(*,3001) newdat,npick,nutc
call msk144_decode(id2(ia),nz,nutc,0,mycall,hiscall, &
bShMsgs,ntol,t0,line)
go to 100
endif
if(npick.eq.2) then
! Pick-decode from lower panel
! write(*,3001) newdat,npick,nutca
call msk144_decode(id2b(ia),nz,nutca,0,mycall,hiscall, &
bShMsgs,ntol,t0,line)
endif
100 continue
go to 900
endif
if(newdat.eq.1) then
cdat2=cdat
ndat=ndat0
call wav11(id2,ndat,dat)
ndat=min(ndat,30*11025)
call ana932(dat,ndat,cdat,npts) !Make downsampled analytic signal
endif
! Now cdat() is the downsampled analytic signal.
! New sample rate = fsample = BW = 11025 * (9/32) = 3100.78125 Hz
! NB: npts, nsps, etc., are all reduced by 9/32
write(cfile6,'(i6.6)') nutc
nfreeze=1
mousedf=0
mousebutton=0
mode4=1
if(nsubmode.eq.1) mode4=2
nafc=0
ndebug=0
t2=0.
ia=1
ib=npts
pick=.false.
if(npick.gt.0) then
pick=.true.
dt=1.0/11025.0 * (32.0/9.0)
ia=t0/dt + 1.
ib=t1/dt + 1.
t2=t0
endif
jz=ib-ia+1
line(1:100)(1:1)=char(0)
if(npick.eq.2) then
call iscat(cdat2(ia),jz,3,40,t2,pick,cfile6,minsync,ntol,NFreeze, &
MouseDF,mousebutton,mode4,nafc,ndebug,psavg,nmax,nlines,line)
else
call iscat(cdat(ia),jz,3,40,t2,pick,cfile6,minsync,ntol,NFreeze, &
MouseDF,mousebutton,mode4,nafc,ndebug,psavg,maxlines,nlines,line)
endif
900 return
end subroutine fast_decode