[GRASSLIST:5866] Re: Help with polygons

[Nick Cahill]

there's a shell script, v.line2area, which I think does this

Nick Cahill

On Tuesday, March 25, 2003, at 10:26  AM, John Doucette wrote:

> Well from earlier questions that have gone unanswered -  I guess no 
> one is
> using grass with digitizing tablets.  So I will try another tack.  I 
> want to
> use Grass in preference to ArcView, MapInfo, ...  but have one 
> all-consuming
> issue.  How to make polygons.  Thought I had it when I explored 
> v.in.dxf.
> Unfortunately Grass does not make polygons out of dxf files only line 
> or
> point features.  Have been trying to find a way in Grass to convert 
> closed
> polylines to polygons using v.support and v.build.polylines.  No luck 
> so
> far.  Have spent way too much time searching the web and going over man
> pages.
>
> Don't have much hair left to pull out.  Can anyone suggest a method to 
> make
> polygons in Grass or in files imported from Cad programs??
>