I believe they draw the lines as separate polygons using glPolygonOffset(),
but that's a bit of a guess. I believe x-plane has always kept their runway
surfaces 100% flat ... they might even use a draw order trick then. It
would really suck to have to regress to flat runways in FlightGear ...
Curt.
On Tue, Jan 18, 2011 at 12:25 PM, John Denker <j...@av8n.com> wrote:
> Do we know how X-Plane itself deals with the "runway polygons"?
>
> The very existence of such things in the apt.dat file suggests
> that "some" sort of solution is possible.
>
> Perhaps some experimenting with a X-Plane and a hacked-up copy
> of apt.dat would tell the tale.
>
>
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--
Curtis Olson:
http://www.atiak.com - http://aem.umn.edu/~uav/
http://www.flightgear.org -
http://www.flightgear.org/blogs/category/curt/<http://www.flightgear.org/blogs/category/personal/curt/>
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