Re: AW:LOD fading / setting PF_ENABLE_MULTISAMPLE_VISUAL freezes X

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From: Tom Flynn (flynnt++at++engr.sgi.com)
Date: 12/12/2001 11:31:06

On Mon, 10 Dec 2001, Pavel Mayer wrote:

> * This message was sent ten days ago but never appeared on the list, so
> I am resending it: *

I was on vacation for a while, I'm back now. Sorry for the delay.

Multisampling seems to be broke in the 2313 driver. It worked in an
earlier pre-release of the driver (1551). I just sent an email to NVidia
letting them know about the problem. hopefully, it'll be resolved soon.

-tom

>
> Tom,
>
> thank you for this Information,
>
> but my X-Server freezes when I launch *any* Performer app with
> PF_ENABLE_MULTISAMPLE_VISUAL set. Are there any other prerequisites or
> known incompatibilties/limitations when using this option ? I would
> really love to see LOD fading on my machine.
>
> I am using the Performer 2.5.0 demo, Nvidia driver 2313, XFree86 4.0.3,
> Mesa 4.0, a GeForce3 on a Dell Dual P4/XEON System with a Geforce3
> running linux kernel 2.4.16./glibc 2.2.2. (Server & client glx version
> string 1.2, OpenGL version string 1.3.0, all new glx extensions are
> there) And everything else (all demos and my apps) runs fine so far,
> except minor linking problems with libpfx stuff.
>
> Any suggestion how I can find out what's wrong ?
>
> Thanks
>
> Pavel
>
> -----Ursprüngliche Nachricht-----
> Von: Tom Flynn [mailto:flynnt++at++cthulhu.engr.sgi.com]
> Gesendet: Mittwoch, 28. November 2001 01:58
> An: David Lyne
> Cc: info-performer++at++sgi.com
> Betreff: Re: Problems with GL_ARB_multitexture extension on the Geforce3
> (LODFading)
>
>
> with pf2.5, setenv PF_ENABLE_MULTISAMPLE_VISUAL 1
> and perfly will pick up a multisample visual. also, if in your app, you
> ask for multisample as a config attribute of your pipewindow (man
> pfPWinFBConfigAttrs()), you'll get a multisample visual.
>
> we don't grab one by default like we do on IRIX because there is a
> rather
> significant performance difference between using a multisample v.s.
> non-multisample visual on GeForce3.
>
> -tom
> ten
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