[GRASS-user] two questions: snap and close lines
markus.metz.giswork at googlemail.com
Mon Feb 13 09:39:08 EST 2012
On Sun, Feb 12, 2012 at 8:58 PM, Paolo Cavallini <cavallini at faunalia.it> wrote:
> Sample location here:
> Confirmed by other users.
Hmm. Breaking does indeed not work, even combining it with a bunch of
other cleaning tools. No quick solution here...
> Il 27/01/2012 18:53, Markus Metz ha scritto:
>> The only two options I can think of is giving v.edit a try, otherwise
> Urgh! Too bad, thanks anyway.
>> Why does breaking not work? Maybe you need remove duplicates and clean
>> small angles at nodes. You could try
>> v.clean input=patched at paolo type=line tool=snap,break,rmdupl,rmsa
>> thresh=1,0,0,0 output=patched_1
> I'm not quite sure break do not work: new nodes are there, but in subsequent steps
> they are not treated as closed polygons.
> Paolo Cavallini - Faunalia
> Full contact details at www.faunalia.eu/pc
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