VMD-L Mailing List

From: John Stone (johns_at_ks.uiuc.edu)
Date: Wed Apr 25 2007 - 09:53:54 CDT

Mario,
  What graphics card do you have in that machine? And are you
running a 64-bit VMD when you get GLSL? (Oh, and what video driver
version?)

Thanks,
  John Stone
  vmd_at_ks.uiuc.edu

On Wed, Apr 25, 2007 at 05:44:29AM +0200, Mario Valle wrote:
>
> >So, at the present time the only option is to get a 64-bit OpenGL
> >driver that supports GLSL. So far as I know, none of the 64-bit
> >drivers from any of the vendors do GLSL yet.
> >
> I disagree, the new HP SVA line (Opteron 64 bits) has GLSL support and
> in fact I'm running VMD with GLSL rendering without trouble. Well, as
> usual, it says my driver is buggy, but it works.
> Ciao!
> mario
> > John Stone
> > vmd_at_ks.uiuc.edu
> >
> >On Tue, Apr 24, 2007 at 05:00:20PM -0400, Nichols A. Romero wrote:
> >
> >>Yes, the machine that I ssh (kerborized) into is an SGI Altix. My local
> >>machine is a laptop, but they appear to have
> >>the same graphics card. In order to get GLSL rendering working on my
> >>laptop,
> >>I had to update the NVIDIA drivers.
> >>
> >>So, is the problem the SSH or the NVIDIA driver on the Altix?
> >>
> >>On 4/24/07, John Stone <johns_at_ks.uiuc.edu> wrote:
> >>
> >>>Hi,
> >>> The output of glxinfo indicates that your driver isn't exporting
> >>>the GLSL extensions. In fact, the only extra features you're getting are
> >>>the multitexture extension and a stencil buffer. It appears that you're
> >>>attaching through 'ssh', guessing by your DISPLAY variable being set
> >>>to "localhost:10.0". That combined with the fact that you appear to be
> >>>remote displaying onto a remote laptop may be the reason for problems.
> >>>What happens when you run VMD locally on the laptop? (the machine with
> >>>the Quadro FX Go1400 in it, which I'm assuming is NOT the Altix...)
> >>>
> >>>Cheers,
> >>> John Stone
> >>> vmd_at_ks.uiuc.edu
> >>>
> >>>On Tue, Apr 24, 2007 at 04:40:57PM -0400, Nichols A. Romero wrote:
> >>>
> >>>>Hi,
> >>>>
> >>>>This is on SGI Altix. 16-processors box, using VMD 1.8.5 (I know that I
> >>>>
> >>>need
> >>>
> >>>>to upgrade).
> >>>>
> >>>>Receiving following message on start up.
> >>>>Info) Multithreading available, 16 CPUs detected.
> >>>>Xlib: extension "XFree86-DRI" missing on display "localhost:10.0".
> >>>>Info) OpenGL renderer: Quadro FX Go1400/PCI/SSE2
> >>>>Info) Features: STENCIL MTX
> >>>>Info) GLSL rendering mode is NOT available.
> >>>>Info) Textures: 2-D (4096x4096), 3-D (512x512x512), Multitexture (4)
> >>>>Found 1 plugins or data handlers in directory
> >>>> '/usr/people/naromero/vmd-1.8.5/lib/plugins/LINUXIA64/molfile'.
> >>>>
> >>>>Is the lack of GLSL rendering a XFree86 problem or an NVIDIA driver
> >>>>
> >>>problem?
> >>>
> >>>>I attach the glxinfo output.
> >>>>
> >>>>--
> >>>>Nichols A. Romero, Ph.D.
> >>>>1613 Denise Dr. Apt. D
> >>>>Forest Hill, MD 21050
> >>>>443-567-8328 (C)
> >>>>410-306-0709 (O)
> >>>>
> >>>
> >>>--
> >>>NIH Resource for Macromolecular Modeling and Bioinformatics
> >>>Beckman Institute for Advanced Science and Technology
> >>>University of Illinois, 405 N. Mathews Ave, Urbana, IL 61801
> >>>Email: johns_at_ks.uiuc.edu Phone: 217-244-3349
> >>> WWW: http://www.ks.uiuc.edu/~johns/ Fax: 217-244-6078
> >>>
> >>>
> >>
> >>--
> >>Nichols A. Romero, Ph.D.
> >>1613 Denise Dr. Apt. D
> >>Forest Hill, MD 21050
> >>443-567-8328 (C)
> >>410-306-0709 (O)
> >>
> >
> >
>
>
> --
> Ing. Mario Valle
> Visualization Group |
> http://www.cscs.ch/~mvalle
> Swiss National Supercomputing Centre (CSCS) | Tel: +41 (91) 610.82.60
> v. Cantonale Galleria 2, 6928 Manno, Switzerland | Fax: +41 (91) 610.82.82
> 

-- 
NIH Resource for Macromolecular Modeling and Bioinformatics
Beckman Institute for Advanced Science and Technology
University of Illinois, 405 N. Mathews Ave, Urbana, IL 61801
Email: johns_at_ks.uiuc.edu                 Phone: 217-244-3349
  WWW: http://www.ks.uiuc.edu/~johns/      Fax: 217-244-6078