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53 lines
962 B
Fortran
53 lines
962 B
Fortran
subroutine sfox_gen(idat,f0,fsample,cdat)
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use sfox_mod
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complex cdat(NMAX) !Generated complex waveform
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complex w,wstep
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integer idat(NN)
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twopi=8.0*atan(1.0)
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tsync=NS*NSPS/fsample
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df=fsample/NSPS
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w=1.0
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j=0
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k=0
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i0=NQ/2
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! First group of data symbols:
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do n=1,ND1
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k=k+1
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dphi=(f0 + (idat(k)-i0)*df)*(twopi/fsample)
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wstep=cmplx(cos(dphi),sin(dphi))
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do i=1,NSPS
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j=j+1
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w=w*wstep
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cdat(j)=w
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enddo
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enddo
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! Insert sync symbols
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do n=1,NS
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dphi=(f0 + (isync(n)-i0)*df)*(twopi/fsample)
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wstep=cmplx(cos(dphi),sin(dphi))
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do i=1,NSPS
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j=j+1
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w=w*wstep
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cdat(j)=w
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enddo
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enddo
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! Final group of data symbols:
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do n=1,ND2
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k=k+1
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dphi=(f0 + (idat(k)-i0)*df)*(twopi/fsample)
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wstep=cmplx(cos(dphi),sin(dphi))
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do i=1,NSPS
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j=j+1
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w=w*wstep
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cdat(j)=w
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enddo
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enddo
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return
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end subroutine sfox_gen
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