[GRASS-user] NVIZ - Visualization of buildings

[Markus Neteler]

On Fri, Oct 30, 2009 at 10:24 AM, incanus <andresfr at unizar.es> wrote:
>
> Hi everyone,
> I'm trying to visualize a DEM that I've generated of the buildings of a
> city. In each cell I have the meters of elevation. When I try to see it with
> NVIZ I found that it makes something like interpolation, smoothing the
> corners like it was a DEM of terrain instead of "hard edges" (i don't know
> how to say it).

For speed reasons, NVIZ is per default (typically) starting with a
reduced  visualization.

To increase that:
Menu: Visualize -> Raster Surface -> Resolution | fine: XXX

The smaller XXX, the higher the shown resolution.
When XXX=1, then the full resolution as defined by g.region is
used.

Markus