WSJT-X/lib/flat65.f90

26 lines
477 B
Fortran

subroutine flat65(ss,nhsym,maxhsym,nsz,ref)
real stmp(nsz)
real ss(maxhsym,nsz)
real ref(nsz)
npct=28 !Somewhat arbitrary
do i=1,nsz
call pctile(ss(1,i),nhsym,npct,stmp(i))
enddo
nsmo=33
ia=nsmo/2 + 1
ib=nsz - nsmo/2 - 1
do i=ia,ib
call pctile(stmp(i-nsmo/2),nsmo,npct,ref(i))
enddo
ref(:ia-1)=ref(ia)
ref(ib+1:)=ref(ib)
ref=4.0*ref
return
end subroutine flat65