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# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
# ARLT -- Replace if less than. If A[i] is less than FLOOR replace by NEWVAL.
procedure arlt$t (a, npix, floor, newval)
PIXEL a[ARB]
int npix
PIXEL floor, newval
int i
$if (datatype == x)
real abs_floor
$endif
begin
$if (datatype == x)
abs_floor = abs (floor)
$endif
do i = 1, npix
$if (datatype == x)
if (abs (a[i]) < abs_floor)
$else
if (a[i] < floor)
$endif
a[i] = newval
end
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