Hi Matthias,
On Mon, 2004-10-18 at 14:23, Matthias Biedermann wrote:
> Hi,
>
> has anyone experienced some rendering problems on linux machines using
> kernel 2.6?
> We're not quite sure why a QT-application that renders the scene into a
> second window without problems on different systems with NV3x/NV40 cards
> and the 2.4 kernel (SuSE 9.0), but refuses to work on a notebook with a
> GeforceFX Go5200 and linux kernel 2.6.5-5.75: the additional window just
> remains black during the render process. All systems use the latest Nvidia
> driver (1.0-6111) and the additional extensions needed for the rendering
> (NV_occlusion_query/ARB_occlusion_query) are properly loaded. Apart from
> that, there is no difference if the scene is rendered plainly (i.e.,
> without any querying) - the problem remains.
>
> Do you have some idea? Why should the kernel interfere that silently with
> OpenGL/OpenSG, as the rest of the application works just fine? Or should we
> doubt Nvidia's technical specs assuring 100% compatibility for the mobile
> Geforces with their desktop counterparts...?
I'm running 2.6.5-1.358 on a QuadroFX 1000 (driver 61.11), and haven't
seen any problem before. But I don't have a multi-window QT test app, so
if you could send me one, I could try it.
Dirk
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