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https://github.com/saitohirga/WSJT-X.git
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136 lines
3.1 KiB
Fortran
136 lines
3.1 KiB
Fortran
subroutine extract(s3,nadd,ncount,nhist,decoded,ltext)
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use packjt
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real s3(64,63)
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character decoded*22
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integer era(51),dat4(12),indx(64)
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integer mrsym(63),mr2sym(63),mrprob(63),mr2prob(63)
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logical first,ltext
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integer correct(63),itmp(63)
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integer param(0:8)
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integer h0(0:11),d0(0:11),ne(0:11)
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real r0(0:11)
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common/test001/s3a(64,63),mrs(63),mrs2(63) !### TEST ONLY ###
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! 0 1 2 3 4 5 6 7 8 9 10 11
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data h0/41,42,43,43,44,45,46,47,48,48,49,49/
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data d0/71,72,73,74,76,77,78,80,81,82,83,83/
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! 0 1 2 3 4 5 6 7 8 9 10 11
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data r0/0.70,0.72,0.74,0.76,0.78,0.80,0.82,0.84,0.86,0.88,0.90,0.90/
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data first/.true./,nsec1/0/
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save
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nfail=0
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call pctile(s3,4032,50,base) ! ### or, use ave from demod64a
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s3=s3/base
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s3a=s3
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1 call demod64a(s3,nadd,mrsym,mrprob,mr2sym,mr2prob,ntest,nlow)
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! if(ntest.lt.50 .or. nlow.gt.20) then
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! ncount=-999 !Flag bad data
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! go to 900
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! endif
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call chkhist(mrsym,nhist,ipk)
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if(nhist.ge.20) then
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nfail=nfail+1
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call pctile(s3,4032,50,base) ! ### or, use ave from demod64a
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s3(ipk,1:63)=base
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if(nfail.gt.30) then
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decoded=' '
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ncount=-1
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go to 900
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endif
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go to 1
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endif
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mrs=mrsym
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mrs2=mr2sym
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call graycode(mrsym,63,-1)
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call interleave63(mrsym,-1)
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call interleave63(mrprob,-1)
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call graycode(mr2sym,63,-1)
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call interleave63(mr2sym,-1)
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call interleave63(mr2prob,-1)
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ntrials=10000
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naggressive=10
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ntry=0
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param=0
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call timer('ftrsd ',0)
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call ftrsd2(mrsym,mrprob,mr2sym,mr2prob,ntrials,correct,param,ntry)
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call timer('ftrsd ',1)
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ncandidates=param(0)
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nhard=param(1)
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nsoft=param(2)
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nerased=param(3)
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rtt=0.001*param(4)
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ntotal=param(5)
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qual=0.001*param(7)
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nd0=81
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r00=0.87
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if(naggressive.eq.10) then
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nd0=83
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r00=0.90
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endif
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if(ntotal.le.nd0 .and. rtt.le.r00) nft=1
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n=naggressive
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if(nhard.gt.50) nft=0
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if(nhard.gt.h0(n)) nft=0
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if(ntotal.gt.d0(n)) nft=0
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if(rtt.gt.r0(n)) nft=0
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ncount=-1
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decoded=' '
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ltext=.false.
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if(nft.gt.0) then
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! Turn the corrected symbol array into channel symbols for subtraction;
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! pass it back to jt65a via common block "chansyms65".
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do i=1,12
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dat4(i)=correct(13-i)
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enddo
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do i=1,63
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itmp(i)=correct(64-i)
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enddo
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correct(1:63)=itmp(1:63)
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call interleave63(correct,63,1)
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call graycode65(correct,63,1)
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call unpackmsg(dat4,decoded) !Unpack the user message
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ncount=0
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if(iand(dat4(10),8).ne.0) ltext=.true.
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endif
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900 continue
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if(nft.eq.1 .and. nhard.lt.0) decoded=' '
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! write(81,3001) naggressive,ncandidates,nhard,ntotal,rtt,qual,decoded
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!3001 format(i2,i6,i3,i4,2f8.2,2x,a22)
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return
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end subroutine extract
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subroutine getpp(workdat,p)
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integer workdat(63)
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integer a(63)
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common/test001/s3a(64,63),mrs(63),mrs2(63)
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a(1:63)=workdat(63:1:-1)
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call interleave63(a,1)
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call graycode(a,63,1,a)
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psum=0.
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do j=1,63
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i=a(j)+1
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x=s3a(i,j)
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s3a(i,j)=0.
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psum=psum + x
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s3a(i,j)=x
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enddo
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p=psum/63.0
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return
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end subroutine getpp
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