On mardi 20 janvier 2009, gerard robin wrote: > On samedi 17 janvier 2009, Martin Spott wrote: > > Brian Schack wrote: > > > There are several huge and very unnatural walls in the Himalayas, both > > > running NS and EW. I'll give the line of latitude or longitude that > > > the wall runs along, and the end coordinates of the walls: > > > > The underlying SRTM elevation data is known to have many voids in the > > Himalayan area and a reasonable explanation _might_ be that the void > > filling in TerraGear doesn't provide too realistic results. > > For your own experience, you'll find a copy of the respective elevation > > raster here as a geo-referenced 1x1 degree TIFF image: > > > > > > ftp://ftp.ihg.uni-duisburg.de/GIS/GISData/SRTM/version2/GeoTIFF/Eurasia/N > >28 E083.tif > > > > Note that these images have a 16-bit grayscale channel, therefore > > simple "visual debugging" on a typical PC screen might be quite tricky > > due to limited colour depth. In order to get a better clue about the > > reported errors I'd consider it as being highly desirable looking at a > > similar error at a place which is located at a much lower elevation. > > > > Cheers, > > Martin. > > Because of some reason i mostly do use the old FG 0.9.8 scenery > I have flown over Himalaya mountains looking for hole, wall or flat part , > nothing. :) only mountains :) > > here snapshots of the Everest > http://pagesperso-orange.fr/GRTux/f16-everest_1.jpg > http://pagesperso-orange.fr/GRTux/f16-everest_2.jpg > > So older data were right. > > Cheers
In addition, the map of that area which was done with atlas http://pagesperso-orange.fr/GRTux/e086n27.png http://pagesperso-orange.fr/GRTux/e086n28.png http://pagesperso-orange.fr/GRTux/e087n27.png http://pagesperso-orange.fr/GRTux/e087n28.png -- Gérard http://pagesperso-orange.fr/GRTux/ J'ai décidé d'être heureux parce que c'est bon pour la santé. Voltaire ------------------------------------------------------------------------------ This SF.net email is sponsored by: SourcForge Community SourceForge wants to tell your story. http://p.sf.net/sfu/sf-spreadtheword _______________________________________________ Flightgear-devel mailing list Flightgear-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/flightgear-devel