On 29/03/13 16:01, Tim Michelsen wrote:
Hello user list,
I have a question concerning equal distant buffer lines

I struggle in creating equal distant buffer lines for a central
reference line (e.g. a river):

E.g. say I have a river and would like to generate lines and as well
areas of 10, 30, 50m distance to that river in order to attach
protection schemes to these.

So I do:
v.buffer --overwrite --verbose input=streams@PERMANENT
output=streams_buff distance=200

=>  Problem:
        * the distance (200m) is not written in the database (attributes table)
of streams_buff
        * How can I achieve this?


You could use r.buffer to immediately create several buffers and then transform the result to vector with r.to.vect.

Moritz
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