Hi Heiko,

----- Heiko Schulz a écrit :
> Hi,
> > 
> > srtm4 is a height field. there is a special value for sea
> > level, but
> > that's all. From what I understand of the problem with
> > current scenery,
> > it is less a data problem than a bug in the triangulator.
> > Having worked
> > on fgsd for several years, I know that these issues are
> > tough to tackle.
> > 
> > The algorithm I am trying to implement doesn't use
> > triangle to define
> > landuse. Instead, the earth surface is divided into squares
> > of different
> > size ( there are currently 16 lod, there will be 20 with
> > srtm ), and each
> > square has its own texture. The mesh is a regular, square
> > mesh made with
> > triangle strip.
> > 
> > -Fred
> Does this mean, that it could be possible to fly in a very high
> heights and see the earth as whole sphere?

You can fly on the moon and see the earth ;-) at that distance, the 
whole earth is covered by 24 mesh patches and 12 128x128 textures.

-Fred

-- 
Frédéric Bouvier
http://my.fotolia.com/frfoto/              Photo gallery - album photo
http://fgsd.sourceforge.net/               FlightGear Scenery Designer


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