mirror of
https://github.com/saitohirga/WSJT-X.git
synced 2024-11-22 12:23:37 -05:00
51 lines
1018 B
FortranFixed
51 lines
1018 B
FortranFixed
|
subroutine s2shape(s2,nchan,nz,tbest)
|
||
|
|
|
||
|
|
C Prepare s2(nchan,nz) for plotting as waterfall.
|
||
|
|
|
||
|
|
real s2(nchan,nz)
|
||
|
|
common/fcom/s(3100),indx(3100)
|
||
|
|
|
||
|
|
C Find average of active spectral region, over the whole file.
|
||
|
|
sum=0.
|
||
|
|
do i=1,44
|
||
|
|
do j=1,nz/4
|
||
|
|
k=indx(j)
|
||
|
|
sum=sum+s2(i+8,k)
|
||
|
|
enddo
|
||
|
|
enddo
|
||
|
|
|
||
|
|
ave=sum/(44*nz)
|
||
|
|
|
||
|
|
C Subtract the average and normalize.
|
||
|
|
do i=1,64
|
||
|
|
do j=1,nz
|
||
|
|
s2(i,j)=s2(i,j)/ave - 1.0
|
||
|
|
enddo
|
||
|
|
enddo
|
||
|
|
|
||
|
|
nzz=nz
|
||
|
|
nxmax=500 !Was 494, then 385
|
||
|
|
if(nz.lt.nxmax) go to 900
|
||
|
|
! fac=float(nz)/nxmax
|
||
|
|
! nadd=fac + 0.999999
|
||
|
|
! nzz=nxmax
|
||
|
|
nadd=3
|
||
|
|
nzz=nz/3
|
||
|
|
do i=1,64
|
||
|
|
do k=1,nzz
|
||
|
|
sum=0.
|
||
|
|
! j=(k-1)*fac
|
||
|
|
j=(k-1)*nadd
|
||
|
|
do n=1,nadd
|
||
|
|
sum=sum+s2(i,j+n)
|
||
|
|
enddo
|
||
|
|
s2(i,k)=sum/nadd
|
||
|
|
enddo
|
||
|
|
enddo
|
||
|
|
|
||
|
|
900 s2(1,1)=nzz
|
||
|
|
s2(2,1)=tbest
|
||
|
|
|
||
|
|
return
|
||
|
|
end
|