[Gvsig_english] buffer geometry

Javier Galán galan_javsan at gva.es
Thu Nov 13 08:42:55 CET 2008


Hi Wolfgang

Attending to the issue of get a buffer with the id of the feature origin 
something that you can do is a spatial join between the origin data an 
the buffer.

About the possibility of creating a field with a id.. I didn't see any 
way to make it whit the field calculator. May be with an advanced 
expresion...

Regards

Wolfgang Qual wrote:
> Dear developers (& list).
> would it be possible to add an additional feature to the buffer-geoprocess:
> buffers should "start" at the beginning of a line, having no extra "cap" at the end or start of a buffered line (see screenshot attached). This would be a great enhancement, as it would reduce the overlaping buffer-features of a buffer theme.
> Additionally, I would really need a buffer-geoprocess that would keep the ID's of the source theme. 
> BTW, is there a possibility to create a ID column using the field calculator?
> Ok - already three wishes in one E-Mail. Another wish from my side: some comments on this issue.
>
>
> Cheers,
> Wolfgang
>   
>
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-- 
Javier Galán Sánchez
Proyecto gvSIG
Consellería de Infraestructuras y Transportes (GVA)
Valencia (España)



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