Re: Performance degrade if geometry is drawn by multiple pipes

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Oliver Riedel (oliver.riedel++at++iao.fhg.de)
Thu, 06 Aug 1998 08:27:59 +0200

Hi,
we have the same problems with another configuration (ONYX iR2, IRIX 6.2, Performer
2.0-2.2, 3 pipe TKO) solved like Dave: Switch from triple to single keyboard option
and the problem is away. Check for number of draw processes, too.

Daniela Rainer (RUS) wrote:

> Hi,
>
> on our Onyx2 (IRIX 6.4, Performer 2.2, 14 CPU's, 3 Pipes, triple keyboard) we
> have an application that opens 4 windows on 2 pipes (it's a CAVE like system).
> As soon as the geometry objects cover 2 windows that belong to different pipes,
> the frame rate goes down. If the application is configured for 3 window on 3
> pipes (uses only 3 walls of the CAVE) then the performance is even worse, as
> soon as the geometry covers all three windows.
>
> Can anybody explain this behavior ?
>
> Thanks for any hints.
>
> Best Regards
> Daniela
>
> --
> -------------------------------------------------------------------------
> Daniela Rainer | email: rainer++at++hlrs.de
> Rechenzentrum Uni Stuttgart (RUS) | http://www.hlrs.de/people/rainer/
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--
--------------------------------------------------
Oliver Riedel, Ph.D.
Head of Competence Center Virtual Reality
Fraunhofer Institute for Industrial Engineering
Nobelstrasse 12
D-70569 Stuttgart GERMANY
Phone +49 (0)711 970 2088
Fax +49 (0)711 970 2213
Oliver.riedel++at++iao.fhg.de




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