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List:       flightgear-devel
Subject:    Re: [Flightgear-devel] BUG: Fog disappears when looking towards sun
From:       Erik Hofman <erik () ehofman ! com>
Date:       2004-01-29 18:13:21
Message-ID: 40194D41.4030309 () ehofman ! com
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Frederic BOUVIER wrote:
> Curtis L. Olson wrote:
> 
> > David Luff wrote:
> > 
> > > There seems to be a problem with the fogging on my machine (Linux, NVidia \
> > > card). When the sun is in, or just out of, the field of view, the fog \
> > > disappears and visibility is perfect. This is most easily seen by starting at \
> > > dawn or dusk, and with a low visibility (eg 5000), climb to about 1000ft agl \
> > > and look or fly around, but happens with the default visibility as well, and I \
> > > have seen it briefly at noon, but can't reliably reproduce it at noon.
> > 
> > Hi Erik. :-)
> > 
> > I'm seeing this too after a recent cvs update. Must have something to do 
> > with the sun pre/post draw call back functions.
> 
> 
> Erik commented out the NVidia hack in the sun post draw some days ago.
> It seems there is still the bug in the NVidia driver where the glPush/PopAttrib
> doesn't restore the fog density.

Okay, I'll restore that work around.

Erik


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