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Re: segfaults on ubuntu 9.04 [message #69022] Thu, 17 December 2009 09:20 Go to previous message
Matt[2] is currently offline  Matt[2]
Messages: 69
Registered: March 2007
Member
Karl <karl.w.schultz@gmail.com> writes:

> Renaming those files disables the Object Graphics hardware-accelerated
> rendering path. You are not using OG by running the TV command, but I
> guess that the drivers are getting loaded anyway somehow.
>
> Anyway, in Linux, those gl_driver.so libraries use whatever OpenGL
> libraries and drivers are installed on your Ubuntu installation. The
> error message suggests a problem with drivers associated with the
> OpenGL libraries. Therefore, the problem may be outside of IDL and in
> the graphics drivers installed in the OS.
>
> One direction, which should have been suggested by ITTVIS support,
> would be to check out your OpenGL drivers with other applications.
> Try running glxgears, which is shipped in that distro. Glxgears is a
> simple test program that can be used to see if the OpenGL libs are
> basically working. Might try googling around for any known problems
> with OpenGL on your particular distro and hardware (graphics
> adapter). Look for any driver updates from the graphics card vendor
> and/or use the Ubuntu package manager to install alternate drivers.


That could be. I never installed the fglrx hardware graphics drivers
for this machine, it didn't work and I gave up since I wasn't noticing
any problems with the default drivers. My glxgears only generates ~300
fps.

Matt


--
Matthew Savoie - Scientific Programmer
National Snow and Ice Data Center
(303) 735-0785 http://nsidc.org
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