[GRASS-user] weird results from v.distance's to_angle

Moritz Lennert mlennert at club.worldonline.be
Fri Jan 20 07:23:21 EST 2012


On Mon, January 16, 2012 06:08, Hamish wrote:
> Moritz wrote:
>> "to_along;distance to the nearest point on 'from' feature
>> along linear feature, measured from 'start' point of that
>> linear feature;"
>
> sounds fine. (it really is from the start node of that line not the
> start of that line segment, right?)

Finally found the time to check. Yes, it is from the beginning of the
line. Vect_line_distance calculates both, but v.distance uses only the
distance from the beginning of the line, not the one from the beginning of
the segment.

> maybe add a note about
> v.build.polylines to the help page?

Good idea.

Moritz



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