mirror of https://github.com/pavel-demin/ft8d.git
23 lines
445 B
Fortran
23 lines
445 B
Fortran
subroutine genft8refsig(itone,cref,f0)
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complex cref(79*640)
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integer itone(79)
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real*8 twopi,phi,dphi,dt,xnsps
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data twopi/0.d0/
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save twopi
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if( twopi .lt. 0.1 ) twopi=8.d0*atan(1.d0)
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xnsps=640.d0
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dt=1.d0/4000.d0
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phi=0.d0
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k=1
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do i=1,79
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dphi=twopi*(f0*dt+itone(i)/xnsps)
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do is=1,640
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cref(k)=cmplx(cos(phi),sin(phi))
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phi=mod(phi+dphi,twopi)
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k=k+1
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enddo
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enddo
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return
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end subroutine genft8refsig
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