[GRASS-user] Multiple labels and r.series
John C. Tull
john.tull at wildnevada.org
Thu Nov 13 10:51:54 EST 2008
I'm traveling, so I cannot test right now. I did need a static map.
Using a table would work. I might be able to make a vector with
r.to.vector and join those outputs for queries.
Sorry for top reply. Mobile device and I realized too late.
John
On Nov 12, 2008, at 22:42, Hamish <hamish_b at yahoo.com> wrote:
>>> Ultimately, it may not even be possible to generate such a map,
>>> given
>>> the 32-bit limit for category numbers. You could theoretically
>>> have up
>>> to to 2^96 distinct categories, although in practice you would be
>>> limited by the size of the map. But you could end up with each cell
>>> having a distinct combination of labels.
>>
>> I will explore this option. I'm using 6.4 svn, so I can
>> push the envelope a bit.
>
>
> Hi,
>
>
> idea: do you really need a static output map? would on-demand calls to
> r.what suffice? It can take >96 input maps.
>
> (but mind possible 4096 char bash shell command limit [<43 chars/map
> name
> on average])
>
> echo "x|y|`g.mlist rast sep='|'`"
> echo "$x $y" | r.what in=`g.mlist rast`
>
>
> create "$x $y" from r.out.xyz if you want a table covering every cell.
>
>
> Hamish
>
>
>
>
>
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