This tool essentially expects you to have your data in the format produced by polygons to lines. In other words, where each line is it's own polygon boundary, and as far as I can remember, the line should be closed (i.e. starts and ends at the same point).
Carson On Fri, Mar 18, 2011 at 1:00 PM, Duarte Carreira <[email protected]> wrote: > Hi. > > > > I’m trying to use this function and need some help. What are the > requirements for this tool? Does it work for a single closed line? Does it > work with several connected lines that make a ring? Does it work with > spaghetti lines? > > > > Thanks, > > Duarte > > _______________________________________________ > Qgis-user mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/qgis-user > > -- Carson J. Q. Farmer ISSP Doctoral Fellow National Centre for Geocomputation National University of Ireland, Maynooth, http://www.carsonfarmer.com/ _______________________________________________ Qgis-user mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/qgis-user
