[GRASS-dev] d.barb: call for testing

Markus Neteler neteler at osgeo.org
Wed Apr 27 16:35:38 EDT 2011


On Wed, Apr 27, 2011 at 5:28 PM, Dylan Beaudette
<debeaudette at ucdavis.edu> wrote:
> Nice work!

Yes, very nice.

> I had been thinking about using this type of graphic to describe the potential
> movement of water/sediment flux along landscape gradients for some time now...
> With a little bit of tinkering around, I was able to get a figure that matched
> my mental picture:
>
> http://basho.dyndns.org/~dylan/temp/d.barb_terrain_example.jpg
>
> Colors represent mean curvature, contours are every 10 meters, white lines are
> from r.flow, arrow direction is from an aspect map, arrow length is scaled by
> the compound topographic index.

Nice, too! Could you perhaps make a NVIZ view of the same map?
Would be pretty to have both for the screenshot section...

thanks
Markus


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