yes - arcs would be nice to have in the Open Source GIS stack. I would need them as well.
However, it would be a lot of work to implement it in the whole stack: geos, proj4, ogr, QGIS, Postgis (already supports arcs, but not yet for all operators/functions) I am still hoping it will happen some day ... In my opinion the support of arcs is one of the main differences between the more established, commercial GIS and QGIS. All of the survey data in Switzerland contains arcs. Currently, in OS GIS one has to segment the data on import ... Andreas On Tue, December 7, 2010 5:55 pm, Milo van der Linden wrote: > Yes, nice comparison. Thanks Nathan for giving us this! > > As a former MapInfo consultant, I can say that there is one more thing > qGIS lacks, well, not qGIS in particular but OGR: arcs. Besides that > it is a myth that mapinfo uses the same sql across all tables. You > simply have to convert every table to mapinfo's own file format in > order to work with it. > > Performance is a minor issue in my opinion; if everything is a > shapefile, qGIS is almost as fast as MapInfo. MapInfo is particulary > malperforming with wms layers, wfs layers are almost impossible. > > > > 2010/12/7 Giovanni Manghi <[email protected]>: >> http://woostuff.wordpress.com/2010/12/06/mapinfo-and-qgis-an-overview/ >> >> >> _______________________________________________ >> Qgis-developer mailing list >> [email protected] >> http://lists.osgeo.org/mailman/listinfo/qgis-developer >> > _______________________________________________ > Qgis-developer mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/qgis-developer > -- Andreas Neumann http://www.carto.net/neumann/ http://www.svgopen.org/ _______________________________________________ Qgis-developer mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/qgis-developer
