> maintain. There are existing tools that are "the right tool" for 3D > modeling. Could you please name those tools? Easy to use, with rather simple format for simple objects, and letting you create a gapless worldwide model, and nice license. -- Darafei "Komяpa" Praliaskouski OSM BY Team - http://openstreetmap.by/ xmpp:me at komzpa.net mailto:me at komzpa.net