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Graphics3D not visible under X11 (was: Compositing, 3D graphics, and KDE 4.2)

  • To: mathgroup at smc.vnet.net
  • Subject: [mg100643] Graphics3D not visible under X11 (was: Compositing, 3D graphics, and KDE 4.2)
  • From: Nikolaus Rath <Nikolaus at rath.org>
  • Date: Wed, 10 Jun 2009 05:33:25 -0400 (EDT)
  • References: <gsivdv$9bg$1@smc.vnet.net> <gsmmob$cq3$1@smc.vnet.net>

"Nikratio at googlemail.com" <Nikratio at googlemail.com> writes:
> On Apr 22, 5:07 am, Richard Foltyn <richard.fol... at gmail.com> wrote:
>> Curtis Osterhoudt wrote:
>> > I have version 7.0.0 running on a 32-bit linux system, in KDE 4.2
>> >    (radeonhd driver). Now, most of the stuff is esoteric, and I'm quite
>> >    happy to have gotten everything running fast and stably and prettily,
>> >    including Mathematica looking great. However, I've just noticed today
>> >    that if I produce any 3D graphics (using Plot3D, or
>> >    Graphics3D[Cylinder[{{0, 0, 0}, {0, 1, 0}}]], for example) that the 3D
>> >    object shows up only if I'm actively rotating it or resizing it with
>> >    the mouse. Otherwise, it disappears and looks like just a big blank
>> >    space on the screen. I might try updating to 7.0.2 just in case that
>> >    fixes things.
>>
>> I have tested this on 64bit KDE 4.2.2 with kwin compositing and Mathematica
>> 7.0.1 on two different machines, one using the proprietary Nvidia drivers,
>> the other the Intel graphics drivers. In either case, 3D graphs worked
>> without actively manipulating them.
>>
>> Therefore this might be an issue with you ATI drivers. I have no idea
>> whether this will help, but you might try different drivers, e.g. the
>> proprietary ATI driver (Catalyst 9.4 for Linux has been released recently,
>> IIRC).
>
> I have the same issue with the intel driver, no matter if compiz is
> enabled or not. So it seems that this problem is not specific to the
> ATI driver.
>
> Richard, were you able to find a solution to this?

For me, adding

  Option        "AccelMethod" "uxa"

to /etc/X11/xorg.conf (Device section) fixed the problem.

Best,

   -Nikolaus

--
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