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Put in Linrad calc for best pol'n in waterfall; something broke.

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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/map65@357 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
This commit is contained in:
Joe Taylor 2007-01-17 15:37:43 +00:00
parent ab91d6a141
commit 5a5bc9b8e3
5 changed files with 21 additions and 231 deletions
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1
display.F90
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@ -134,7 +134,6 @@ subroutine display
write(20,1040) bm2
1040 format(a36)
enddo
write(*,1040)
return
end subroutine display

2
map65a.f90
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@ -19,7 +19,7 @@ subroutine map65a
parameter (NSMAX=60*96000) !Samples per 60 s file
integer*2 id(4,NSMAX) !46 MB: raw data from Linrad timf2
common/datcom/nutc,newdat2,id
common/spcom/ip0,ss(4,322,NFFT) !169 MB: half-symbol spectra
common/spcom/ip0,ss(5,322,NFFT) !169 MB: half-symbol spectra
data blank/' '/
data shmsg0/'ATT','RO ','RRR','73 '/
data nfile/0/,nutc0/-999/,nid/0/

4
spec.f90
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@ -15,7 +15,7 @@ subroutine spec(brightness,contrast,ngain,nspeed,a,a2)
integer nstep(5)
integer b0,c0
real s(NFFT,NY)
common/spcom/ip0,ss(4,322,NFFT) !169 MB: half-symbol spectra
common/spcom/ip0,ss(5,322,NFFT) !169 MB: half-symbol spectra
include 'gcom1.f90'
include 'gcom2.f90'
include 'gcom3.f90'
@ -43,7 +43,7 @@ subroutine spec(brightness,contrast,ngain,nspeed,a,a2)
do n=1,nadd
k=k+1
do i=1,NFFT
s(i,j)=s(i,j) + ss(2,k,i) !### ip value is temporary ###
s(i,j)=s(i,j) + ss(5,k,i) !### ip value is temporary ###
enddo
enddo
enddo

32
symspec.f
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@ -4,7 +4,7 @@ C Compute spectra at four polarizations, using half-symbol steps.
parameter (NFFT=32768)
integer*2 id(4,nz)
real ss(4,322,NFFT)
real ss(5,322,NFFT)
real savg(4,NFFT)
complex cx(NFFT),cy(NFFT) ! pad to 32k with zeros
complex z
@ -42,24 +42,28 @@ C Compute spectra at four polarizations, using half-symbol steps.
call four2a(cx,NFFT,1,1,1) !Do the FFTs
call four2a(cy,NFFT,1,1,1)
do i=1,NFFT !Save and accumulate power spectra
s=real(cx(i))**2 + aimag(cx(i))**2
ss(1,n,i)=s ! Pol = 0
savg(1,i)=savg(1,i) + s
do i=1,NFFT !Save and accumulate power spectra
s1=real(cx(i))**2 + aimag(cx(i))**2
ss(1,n,i)=s1 ! Pol = 0
savg(1,i)=savg(1,i) + s1
z=cx(i) + cy(i)
s=0.5*(real(z)**2 + aimag(z)**2)
ss(2,n,i)=s ! Pol = 45
savg(2,i)=savg(2,i) + s
s2=0.5*(real(z)**2 + aimag(z)**2)
ss(2,n,i)=s2 ! Pol = 45
savg(2,i)=savg(2,i) + s2
s=real(cy(i))**2 + aimag(cy(i))**2
ss(3,n,i)=s ! Pol = 90
savg(3,i)=savg(3,i) + s
s3=real(cy(i))**2 + aimag(cy(i))**2
ss(3,n,i)=s3 ! Pol = 90
savg(3,i)=savg(3,i) + s3
z=cx(i) - cy(i)
s=0.5*(real(z)**2 + aimag(z)**2)
ss(4,n,i)=s ! Pol = 135
savg(4,i)=savg(4,i) + s
s4=0.5*(real(z)**2 + aimag(z)**2)
ss(4,n,i)=s4 ! Pol = 135
savg(4,i)=savg(4,i) + s4
z=cx(i) * conjg(cy(i))
ss(5,n,i)=0.5*(s1+s3) + (real(z)**2 + aimag(z)**2 -
+ s1*s3)/(s1+s3)
enddo
enddo

213
wsjt65.f
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@ -1,213 +0,0 @@
subroutine wsjt65(dat,npts,cfile6,NClearAve,MinSigdB,
+ DFTolerance,NFreeze,NAFC,mode65,Nseg,MouseDF,NAgain,
+ ndepth,neme,nsked,idf,idfsh,mycall,hiscall,hisgrid,
+ lumsg,lcum,nspecial,ndf,nstest,dfsh,
+ snrsh,NSyncOK,ccfblue,ccfred,ndiag,nwsh)
C Orchestrates the process of decoding JT65 messages, using data that
C have been 2x downsampled. The search for shorthand messages has
C already been done.
real dat(npts) !Raw data
integer DFTolerance
logical first
logical lcum
character decoded*22,cfile6*6,special*5,cooo*3
character*22 avemsg1,avemsg2,deepmsg
character*67 line,ave1,ave2
character*1 csync,c1
character*12 mycall
character*12 hiscall
character*6 hisgrid
real ccfblue(-5:540),ccfred(-224:224)
integer itf(2,9)
include 'avecom.h'
data first/.true./,ns10/0/,ns20/0/
data itf/0,0, 1,0, -1,0, 0,-1, 0,1, 1,-1, 1,1, -1,-1, -1,1/
save
if(first) then
call setup65 !Initialize pseudo-random arrays
nsave=0
first=.false.
ave1=' '
ave2=' '
endif
naggressive=0
if(ndepth.ge.2) naggressive=1
nq1=3
nq2=6
if(naggressive.eq.1) nq1=1
if(NClearAve.ne.0) then
nsave=0 !Clear the averaging accumulators
ns10=0
ns20=0
ave1=' '
ave2=' '
endif
if(MinSigdB.eq.99 .or. MinSigdB.eq.-99) then
ns10=0 !For Include/Exclude ?
ns20=0
endif
C Attempt to synchronize: look for sync tone, get DF and DT.
call sync65(dat,npts,DFTolerance,NFreeze,MouseDF,
+ mode65,dtx,dfx,snrx,snrsync,ccfblue,ccfred,flip,width)
csync=' '
decoded=' '
deepmsg=' '
special=' '
cooo=' '
ncount=-1 !Flag for RS decode of current record
ncount1=-1 !Flag for RS Decode of ave1
ncount2=-1 !Flag for RS Decode of ave2
NSyncOK=0
nqual1=0
nqual2=0
if(nsave.lt.MAXAVE .and. (NAgain.eq.0 .or. NClearAve.eq.1))
+ nsave=nsave+1
if(nsave.le.0) go to 900 !Prevent bounds error
nflag(nsave)=0 !Clear the "good sync" flag
iseg(nsave)=Nseg !Set the RX segment to 1 or 2
nsync=nint(snrsync-3.0)
nsnr=nint(snrx)
if(nsnr.lt.-30 .or. nsync.lt.0) nsync=0
nsnrlim=-32
C Good Sync takes precedence over a shorthand message:
if(nsync.ge.MinSigdB .and. nsnr.ge.nsnrlim .and.
+ nsync.ge.nstest) nstest=0
if(nstest.gt.0) then
dfx=dfsh
nsync=nstest
nsnr=snrsh
dtx=1.
ccfblue(-5)=-999.0
if(nspecial.eq.1) special='ATT '
if(nspecial.eq.2) special='RO '
if(nspecial.eq.3) special='RRR '
if(nspecial.eq.4) special='73 '
NSyncOK=1 !Mark this RX file as good (for "Save Decoded")
if(NFreeze.eq.0 .or. DFTolerance.ge.200) special(5:5)='?'
width=nwsh
idf=idfsh
go to 200
endif
if(nsync.lt.MinSigdB .or. nsnr.lt.nsnrlim) go to 200
C If we get here, we have achieved sync!
NSyncOK=1
nflag(nsave)=1 !Mark this RX file as good
csync='*'
if(flip.lt.0.0) then
csync='#'
cooo='O ?'
endif
call decode65(dat,npts,dtx,dfx,flip,ndepth,neme,nsked,
+ mycall,hiscall,hisgrid,mode65,nafc,decoded,
+ ncount,deepmsg,qual)
if(ncount.eq.-999) qual=0 !Bad data
200 kvqual=0
if(ncount.ge.0) kvqual=1
nqual=qual
if(ndiag.eq.0 .and. nqual.gt.10) nqual=10
if(nqual.ge.nq1 .and.kvqual.eq.0) decoded=deepmsg
ndf=nint(dfx)
if(flip.lt.0.0 .and. (kvqual.eq.1 .or. nqual.ge.nq2)) cooo='OOO'
if(kvqual.eq.0.and.nqual.ge.nq1.and.nqual.lt.nq2) cooo(2:3)=' ?'
if(decoded.eq.' ') cooo=' '
do i=1,22
c1=decoded(i:i)
if(c1.ge.'a' .and. c1.le.'z') decoded(i:i)=char(ichar(c1)-32)
enddo
jdf=ndf+idf
if(nstest.gt.0) jdf=ndf
write(line,1010) cfile6,nsync,nsnr,dtx-1.0,jdf,
+ nint(width),csync,special,decoded(1:19),cooo,kvqual,nqual
1010 format(a6,i3,i5,f5.1,i5,i3,1x,a1,1x,a5,a19,1x,a3,i4,i4)
C Blank all end-of-line stuff if no decode
if(line(31:40).eq.' ') line=line(:30)
C Blank DT if shorthand message (### wrong logic? ###)
if(special.ne.' ') then
line(15:19)=' '
line=line(:35)
ccfblue(-5)=-9999.0
! if(ndiag.gt.0) write(line(51:57),1012) iderrsh,idriftsh
! 1012 format(i3,i4)
else
nspecial=0
endif
if(lcum) write(21,1011) line
1011 format(a67)
C Write decoded msg unless this is an "Exclude" request:
if(MinSigdB.lt.99) write(lumsg,1011) line
if(nsave.ge.1) call avemsg65(1,mode65,ndepth,avemsg1,nused1,
+ nq1,nq2,neme,nsked,mycall,hiscall,hisgrid,qual1,
+ ns1,ncount1)
if(nsave.ge.1) call avemsg65(2,mode65,ndepth,avemsg2,nused2,
+ nq1,nq2,neme,nsked,mycall,hiscall,hisgrid,qual2,
+ ns2,ncount2)
nqual1=qual1
nqual2=qual2
if(ndiag.eq.0 .and. nqual1.gt.10) nqual1=10
if(ndiag.eq.0 .and. nqual2.gt.10) nqual2=10
nc1=0
nc2=0
if(ncount1.ge.0) nc1=1
if(ncount2.ge.0) nc2=1
C Write the average line
! if(ns1.ge.1 .and. ns1.ne.ns10) then
if(ns1.ge.1) then
if(ns1.lt.10) write(ave1,1021) cfile6,1,nused1,ns1,avemsg1,
+ nc1,nqual1
1021 format(a6,i3,i4,'/',i1,20x,a19,i8,i4)
if(ns1.ge.10 .and. nsave.le.99) write(ave1,1022) cfile6,
+ 1,nused1,ns1,avemsg1,nc1,nqual1
1022 format(a6,i3,i4,'/',i2,19x,a19,i8,i4)
if(ns1.ge.100) write(ave1,1023) cfile6,1,nused1,ns1,
+ avemsg1,nc1,nqual1
1023 format(a6,i3,i4,'/',i3,18x,a19,i8,i4)
if(lcum .and. (avemsg1.ne.' '))
+ write(21,1011) ave1
ns10=ns1
endif
C If Monitor segment #2 is available, write that line also
! if(ns2.ge.1 .and. ns2.ne.ns20) then !***Why the 2nd part?? ***
if(ns2.ge.1) then
if(ns2.lt.10) write(ave2,1021) cfile6,2,nused2,ns2,avemsg2,
+ nc2,nqual2
if(ns2.ge.10 .and. nsave.le.99) write(ave2,1022) cfile6,
+ 2,nused2,ns2,avemsg2,nc2,nqual2
if(ns2.ge.100) write(ave2,1023) cfile6,2,nused2,ns2,avemsg2,
+ nc2,nqual2
if(lcum .and. (avemsg2.ne.' '))
+ write(21,1011) ave2
ns20=ns2
endif
if(ave1(31:40).eq.' ') ave1=ave1(:30)
if(ave2(31:40).eq.' ') ave2=ave2(:30)
write(12,1011) ave1
write(12,1011) ave2
call flushqqq(12)
if(lumsg.ne.6) end file 11
900 continue
return
end