[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:>




More information about the grass-dev mailing list