[GRASSLIST:848] Re: v.extrude and nviz

[ivan marchesini]

I have got the same problems!!!!
with simple features (rectangular areas for example) v.extrude is
perfect!! but when there are more complex geometries.. there seems to
create strange "roofs"... 

is this a little bug???
thanks

Ivan




Il giorno lun, 24/04/2006 alle 16.10 +0200, Js Wortel ha scritto:
> Hi all,
> 
> I have a set of building footprints that I want to visualise as 3d objects in NVIZ using heights stored in an attribute.
> I import the shapefile, use v.extrude to create a 3d building and visualize them in NVIZ.
> Small building (with few vertices) are ok, but more complex footprints go wrong (see attached jpegs for the footprint and the result in nviz.
> Is there a limitation in v.extrude/NVIZ concering the number of vertices ?
> Topology was built with v.support and the areas show ok in grass.
> 
> Any ideas?
> 
> Thanks,
> 
> -Jeroen.
-- 
Ivan Marchesini
Department of Civil and Environmental Engineering
University of Perugia
Via G. Duranti 93/a 
06125
Perugia (Italy)
e-mail: marchesini at unipg.it
        ivan.marchesini at gmail.com
tel: +39(0)755853760
fax: +39(0)755853756
jabber: geoivan73 at jabber.org