[GRASS5] Re: New operation to v.select: noverlap
Wolf Bergenheim
wolf+grass at bergenheim.net
Tue Dec 13 09:24:12 EST 2005
On 13/12/05 16:02, Allan Metts wrote:
> At 04:56 PM 12/12/2005, Wolf Bergenheim wrote:
>
>
>>This patch adds another option to v.select, "noverlap". This is the
>>opposite of overlap. So all fetaures not in b are selected from a.
>
>
> Thanks, Wolf...
>
> I recently had the need for "a contains b" and "a is-contained-by b"
> in v.select. Any chance you want to add these as well, since you're on a
> roll ? :)
>
Ahmm.. I'm not sure I would know how to do that. The noverlap was easy,
since there was no need to do any checking. All I had to do was reverse
the overlap case. But it sounds like an interesing challange. I'll
probably do it, but no promises! (;
--W
--
<:3 )---- Wolf Bergenheim ----( 8:>
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