Re: Reducing airports polygon count

Erik Hofman <[email protected]> Thu, 27 Jan 2005 10:40:16 +0100
Newsgroups gmane.games.flightgear.terragear.devel
Message-ID <[email protected]>
Dale Edmons wrote:

>>It would be interesting to hear how your IG natively models 
>>airports/runways.  How do they build/draw the runway numbers and other 
>>markings.  Are they part of the texture, or are they overlayed as 
>>separate polygons?
>>
> 
> The runway's are polygons--often one rectangle on these old systems.  (This
> is one thing I'm trying to change and am happy that FGFS uses more accurate
> runway modeling.)  The stripes etc.. are polygons on top of the runway.  The
> textures essentially modify the color of the base polygon to provide things
> like skid marks in the landing zone.

I was just thinking, haw about projecting the airport layout onto 4 
(1024x1024) textures and project those textures on a very reduced 
airport terrain?

Erik

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