> On Fri, Feb 12, 2010 at 2:30 PM, jean pellotier
> <jean.pellot...@wanadoo.fr>wrote:
> > > I've checked in fixes to several shaders. Please
> test with current CVS.
> > Some
> > > of the shaders referenced glFrontMaterial.ambient
> even though a color
> > mode
> > > of AMBIENT_AND_DIFFUSE was set, which means that
> the fixed function
> > pipeline
> > > takes the ambient color from the vertex color. I
> don't know what the spec
> > > says about this situation, but mixing the old
> pipeline with shaders is
> > > deprecated and probably a fertile source of bugs.
> Also, I cleaned up some
> > > other shader errors.
> > >
> >
> > It work if i remove the crop and landmass option, wich
> are still affected.
> >
> > ps: i'm not sure the change i did to landmass.frag and
> crop.frag were of
> > any effect, i just tested them in montagnous area, and
> a flight today in
> > flat landscape showed buggy crop and landmass.
> >
> There was more of the same problem in the landmass and
> crop shaders, but
> with the diffuse component. Please try the new shaders I've
> just checked in.
>
> Tim
As for the ATI graphics hardware, the ATI R500-based GPU variants (ATI Radeon
X16xx-X1950) seem reliable for FlightGear 2.0 with the ATI Catalyst Display
Drivers for some people. You may want to test the corrupted texture issues with
the newer Mesa 7.6.1 release as well.
~ Ken
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