On 7/17/07, Ralf Gerlich <[EMAIL PROTECTED]> wrote:



Some of the information about the data sources can be found on the
project homepage:

http://www.custom-scenery.org/Oshkosh-Scenery.338.0.html

Part of the data is based on a "new" method of automatic landcover
classification from Landsat satellite imagery. The method is not "new"
in that it is well-known in other areas. The method is "new" in the
sense, that it was not yet applied to FlightGear scenery generation.


Hi Ralf, this sounds very exciting.  Is it something you are running
locally, or part of a larger external project somewhere?   Can this process
locate lakes and rivers with any level of accuracy?  What image resolution
is available.  At some point it would be fun to experiment with drawing the
textures directly over the terrain ... as an option for people that like
blurry airports and taxiways that disappear into mush when you get close to
them. :-)

What we could also improve on the scenery in a much more simple step
would be to improve the textures. The current textures are much too
contrast-poor. At least that's my impression when I compare what I see
from above and what I see in FlightGear. Unfortunately, I'm not good at
knowing in advance what will look good, I just see when it doesn't look
good.


The current texture set is a huge improvement over what we had before, which
was a huge improvement over what we had before that, etc. etc. but yes,
there is still plenty of room for additional improvements in the textures.
Also, we really need to figure out a mechanism to blend the transition
between textures so we don't have the hard edges we have now.

Regards,

Curt.
--
Curtis Olson - University of Minnesota - FlightGear Project
http://baron.flightgear.org/~curt/  http://www.humanfirst.umn.edu/
http://www.flightgear.org
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