[Freegis-list] Free GIS for realtime data and 3D visualization?

[Paolo Cavallini]

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Hi Brent.
Thanks for clarifying this. Do you have an idea of how difficult it
could be to integrate it to grass and/or qgis? I'm thinking of reading
raster and vector data, and visualization region and colors.
All the best.
pc

Brent Wood ha scritto:
> 
> I'd describe it as a mature package that does what it needs with few problems.
> Unlike most OS packages, this used to be a very expensive commercial
> application, IBM's Data Explorer. Back in '99 IBM released the code to the OS
> community, along with their adoption of Linux. So it is not an application
> started & maintained by a team of devoted OS enthusiasts, and I don't think it
> is not entirely fair to condemn it because of this. 
> 
> I agree that additional functionality is not being added, so development is
> static from that perspective, but the application already does it's job very
> reliably & effectively, so I'm not overly concerned about that.
> 
> In the same genre of 3D visualisation tools as DX, there is also KitWare's VTK
> & other OS visualisation packages, which are more like toolkit to build your
> own apps, than an off the shelf application. 
> 
> I guess my overall point is that there are thousands of Open Source
> visualisation, 3D modelling & 3D rendering packages, several of which are very
> capable terrain modellers & Earth visualisation tools. For whatever reason,
> these are often ignored by traditional GIS people.
> 
> NVIZ is one of the few such packages to be actively integrated into the OS GIS 
> community.
> 
> Just look at the 3D rendering, earth sciences, 3D modelling & visualisation
> categories on Sourceforge. While the vast majority of these packages are not
> appropriate in this case, some time spent searching resources like this could
> realise some directly useful packages. The ones I mentioned are not even
> Sourceforge packages.
- --
Paolo Cavallini
email+jabber: cavallini at faunalia.it
www.faunalia.it
Piazza Garibaldi 5 - 56025 Pontedera (PI), Italy   Tel: (+39)348-3801953
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