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# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
# AHIV -- Compute the high value (maximum) of a vector.
PIXEL procedure ahiv$t (a, npix)
PIXEL a[ARB]
int npix
PIXEL high, pixval
$if (datatype == x)
real abs_high
$endif
int i
begin
high = a[1]
$if (datatype == x)
abs_high = abs (high)
$endif
do i = 1, npix {
pixval = a[i]
$if (datatype == x)
if (abs (pixval) > abs_high) {
high = pixval
abs_high = abs (high)
}
$else
if (pixval > high)
high = pixval
$endif
}
return (high)
end
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