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ft8d
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switch to input files with complex values

This commit is contained in:
Pavel Demin 2018-03-31 23:16:01 +02:00
parent 56667947ca
commit 9f0998e376
3 changed files with 6 additions and 6 deletions
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4
ft8_downsample.f90
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@ -8,7 +8,7 @@ subroutine ft8_downsample(dd,newdat,f0,c1)
logical newdat logical newdat
complex c1(0:NFFT2-1) complex c1(0:NFFT2-1)
complex cx(0:NFFT1/2) complex cx(0:NFFT1/2)
real dd(NMAX),x(NFFT1) complex dd(NMAX),x(NFFT1)
equivalence (x,cx) equivalence (x,cx)
save cx save cx
@ -16,7 +16,7 @@ subroutine ft8_downsample(dd,newdat,f0,c1)
! Data in dd have changed, recompute the long FFT ! Data in dd have changed, recompute the long FFT
x(1:NMAX)=dd x(1:NMAX)=dd
x(NMAX+1:NFFT1)=0. !Zero-pad the x array x(NMAX+1:NFFT1)=0. !Zero-pad the x array
call four2a(cx,NFFT1,1,-1,0) !r2c FFT to freq domain call four2a(cx,NFFT1,1,-1,1) !c2c FFT to freq domain
newdat=.false. newdat=.false.
endif endif

2
ft8d.f90
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@ -10,7 +10,7 @@ program ft8d
real s(NH1,NHSYM) real s(NH1,NHSYM)
real sbase(NH1) real sbase(NH1)
real candidate(3,200) real candidate(3,200)
real dd(NMAX) complex dd(NMAX)
logical newdat,lsubtract,ldupe,bcontest logical newdat,lsubtract,ldupe,bcontest
integer apsym(KK) integer apsym(KK)
integer allsnrs(100) integer allsnrs(100)

6
sync8.f90
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@ -7,12 +7,12 @@ subroutine sync8(dd,nfa,nfb,syncmin,nfqso,s,candidate,ncand,sbase)
real s(NH1,NHSYM) real s(NH1,NHSYM)
real savg(NH1) real savg(NH1)
real sbase(NH1) real sbase(NH1)
real x(NFFT1) complex x(NFFT1)
real sync2d(NH1,-JZ:JZ) real sync2d(NH1,-JZ:JZ)
real red(NH1) real red(NH1)
real candidate0(3,200) real candidate0(3,200)
real candidate(3,200) real candidate(3,200)
real dd(NMAX) complex dd(NMAX)
integer jpeak(NH1) integer jpeak(NH1)
integer indx(NH1) integer indx(NH1)
integer ii(1) integer ii(1)
@ -30,7 +30,7 @@ subroutine sync8(dd,nfa,nfb,syncmin,nfqso,s,candidate,ncand,sbase)
ib=ia+NSPS-1 ib=ia+NSPS-1
x(1:NSPS)=fac*dd(ia:ib) x(1:NSPS)=fac*dd(ia:ib)
x(NSPS+1:)=0. x(NSPS+1:)=0.
call four2a(x,NFFT1,1,-1,0) !r2c FFT call four2a(x,NFFT1,1,-1,1) !c2c FFT
do i=1,NH1 do i=1,NH1
s(i,j)=real(cx(i))**2 + aimag(cx(i))**2 s(i,j)=real(cx(i))**2 + aimag(cx(i))**2
enddo enddo