[GRASS-dev] Re: [GRASS-SVN] r33717 - grass/trunk/lib/gis

Markus Neteler neteler at osgeo.org
Thu Oct 9 03:30:54 EDT 2008


On Thu, Oct 9, 2008 at 12:38 AM, Hamish <hamish_b at yahoo.com> wrote:
> Markus Neteler wrote:
>> > Glynn:
>> >>>> Make G_is_[fd]_null_value() check for any NaN, not just all-ones
>> >
>> > fwiw, I consider this a rare, but potentially very important change to
>> > the raster engine.
>> >
>> > Markus:
>> >> > /me backport this?
> Glynn:
>> >> Maybe.
>> >>
>> >> Unless there are modules which genuinely need to distinguish GRASS
>> >> nulls from other NaNs,
> Hamish:
>> > It can help in tracking down bugs, e.g. see the BUGS section of the
>> > r.in.xyz man page.
> Markus:
>> OK, backported: r33752 We are still in 6.4-devel mode.
>
>
> um, I meant that as a reason NOT to backport it. Now it is less obvious
> when nans are introduced by mistake.

Ah!
Feel free to revert. I am unable to judge this...

Markus


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