Kuba is right, writing our own Model Layer creator would be probably the best option. I found some discussion posts about that (although this is pretty old): http://forum.osgearth.org/Example-of-how-to-use-ModelLayer-td5764539.html But that would not work on airspaces, since they are 3D. On 20 February 2012 14:16, Kuba Marek <blue.cube@xxxxxxxxx> wrote: >> Hi >> >> Just to remind you, if you want to draw it manually, you have to draw >> it & add as a image layer, otherwise the "get elevation" problem all >> over again ...:0) >> >> A. > > +1 for drawing it ourselves. > > And why would we have to draw it as image layer? It should work as > vector data -- the same way that the state boundaries are done now, > right? > > And drawing vector data on the map surface would also be better for > turnpoints and airfields, imo. > > K To visit archive or unsubscribe, follow: //www.freelists.org/list/glideplan_swproj