cullam Bruce-Lockhart wrote: > I've been mucking around trying to build my own scenery for the last > couple weeks, with a VAST amount of help from Geoff McLane. I've got it > all working, and have been able to generate my own scenery. > > However, the elevation is coming out all messed up. Geoff has some > photos of how it has come out available on his site: > http://geoffair.net/tmp/cullam-01.htm > Almost all the land data is appearing completely flat, at -9999m. There > are a few pieces of land that appear at sea level. All airports are at > sea level. > > I'm working on the scenery for the island of Newfoundland. I'm using the > DEM data available from > http://geobase.ca/geobase/en/data/cded/index.html\, which has a > resolution of about 30m. According to the Terragear tools, this data is > in the correct ASCII format, and is good to go for demchop. > > After running demchop on about 380 of these files, the folder containing > the chopped elevation data is 131.1 MB. > > I then run genapts on my apt.dat file which was modified to include > airports that aren't in the official apt.dat, and to correct their > layouts. Again, there don't appear to be any problems.
If your airports are at sea level then there's a very good chance your processed DEM data is in the wrong directory. If you run genapts without any parameters ISTR you'll get a list of the directories it will search. Jon ------------------------------------------------------------------------------ _______________________________________________ Flightgear-devel mailing list Flightgear-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/flightgear-devel
