[GRASS5] Re: [bug #2765] (grass) v.buffer produces strange results

Radim Blazek blazek at itc.it
Mon Jan 10 13:40:31 EST 2005


I tried to rewrite the v.buffer but I have not managed to get anything 
working for all data, so 6.0 will be with buggy v.buffer.
If anybody is interested to continue, I can give him my new version of 
v.buffer.

Radim


Radim Blazek wrote:
> Wolfgang Qual wrote:
> 
>> Hello Radim,
>> enclosed you find the the polygone theme "vbuffer" that was used to 
>> create
>> new buffer themes.Buffering with a distance of 300m worked fine, but a
>> buffer distance of 500m produced "strange results" (See screenshot 
>> attached
>> to this message). I created "vbuffer" via v.in.ogr from a shape feature.
>>
>> Regards,
>>
>> Wolfgang
> 
> 
> Thank you, this is nice bug in clean_parallel() and I don't know how to 
> fix that. clean_parallel() is ugly anyway, I'll try to write a new 
> Vect_line_buffer() but I am not sure if I manage to do that untill 6.0.0 
> beta.
> 
> For now you have to use v.buffer twice.
> 
> Radim




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