[GRASS-user] limit Voronoi or other vector programs

[Wolf Bergenheim]

Another thing (which I'd like to see in GRASS 7.0) would be to have a
where parameter for all v. modules which would allow one to filter the
points based on the attributes (usually this is enough)

--Wolf

On 01.10.2008 21:03, Maris Nartiss wrote:
> Hello,
> currently there is no MASK support for vector data. Only solution is
> to extract a subset of whole dataset into new vector map/layer with
> existing GRASS tools (i.e. v.extract and others).
> 
> Also MASK concept for vector data is easy to implement for vector
> points but it gets tricky with lines/areas. What should happen to
> line/area that crosses MASK border?
> Also as MASK normally is applied "on fly", it could be real show
> stopper when working with large datasets (i.e. LiDAR data).
> 
> WBR,
> Maris.
> 
> 2008/10/1 William L. Baker <bakerwl at uwyo.edu>:
>> Hello,
>> It would be useful to be able to use something similar to r.mask to be able
>> to limit the area that v.voronoi (or other programs) use. Is there a way to
>> mask out particular areas?
>>
>> Bill B.
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>>
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-- 

<:3 )---- Wolf Bergenheim ----( 8:>