[GRASS-user] Angle between segments of a polyline

[Jarek Jasiewicz]

Rainer M Krug pisze:
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> Hi
>
> a friend of mine wants (needs?) to determine the angle between segments
> in an ESRI polyline (line vector feature). As there does not seem to be
> an easy way in ArcGIS 9.2, I thought about askeng here:
>
> Is there way of calculating these angles between the different line
> segments in grass?
>
>   
If problem concerns stream network, try to use r.stream.angle exension
J.