26 lines
467 B
Plaintext
26 lines
467 B
Plaintext
subroutine interleave63(d1,idir)
|
|
|
|
! Interleave (idir=1) or de-interleave (idir=-1) the array d1.
|
|
|
|
integer d1(0:6,0:8)
|
|
integer d2(0:8,0:6)
|
|
|
|
if(idir.ge.0) then
|
|
do i=0,6
|
|
do j=0,8
|
|
d2(j,i)=d1(i,j)
|
|
enddo
|
|
enddo
|
|
call move(d2,d1,63)
|
|
else
|
|
call move(d1,d2,63)
|
|
do i=0,6
|
|
do j=0,8
|
|
d1(i,j)=d2(j,i)
|
|
enddo
|
|
enddo
|
|
endif
|
|
|
|
return
|
|
end subroutine interleave63
|