VMD-L Mailing List

From: John Stone (johns_at_ks.uiuc.edu)
Date: Mon Dec 19 2011 - 17:23:53 CST

Hi Alexander,
  I would suggest that this might be caused by a driver bug. I have
encountered a few stereo bugs with various driver versions this year
and it wouldn't surprise me if that might be happening in this case as well.
What NVIDIA driver version are you running?

Cheers,
  John Stone
  vmd_at_ks.uiuc.edu

On Mon, Dec 19, 2011 at 01:07:18PM -0500, Alexander Balaeff wrote:
> Dear VMD users/gurus:
>
> Could someone kindly advise me on the right set of graphics card
> options (or non-existence thereof) for getting VMD to display
> stereo with the NVidia Quadro 5000 graphics card?
>
> Details: I am runnning the latest VMD (1.9) on a Dell workstation
> with Windows 7 and the stated graphics card. The stereo tests
> built into the card setup wizard show that the stereo works.
> However, VMD shows only what appears to be the right or the left
> part of the image when switched to the QuadBuffer stereo mode. No
> switching/blinking: a plain image with its counterpart lost
> elsewhere in the graphics card buffers.
>
> I tried to duplicate the setup described in
> http://cismm.cs.unc.edu/core-projects/visualization-and-analysis/setting-up-a-simple-stereo-system/
> and it did not work. NB: in my card setup Wizard, VMD is marked
> as an individual program with its own set of stereo options; I,
> naturally, made those options match the default options for any
> other stereo-employing program. Did not work. What's more,
> starting VMD messes up the window manager: any window, when
> moved, disappears from the screen but does reappear at a new
> location on the screen when the focus is switched to another
> window.
>
> Has anyone had a similar problem? Is there a known combination of
> options for display/video card that resolves that problem? Or is
> VMD stereo simply incomaptible with the NVidia card? :(
>
> Thank you! Any advice would be greatly appreciated!
>
> Alexander.
>
> PS. More data for this case. Here is what VMD outputs when it
> starts:
>
> Info) Detected 1 available CUDA accelerator:
> Info) [0] Quadro 5000 11 SM_2.0 @ 1.03 GHz, 2491MB RAM, KTO, OIO,
> ZCP
> Info) OpenGL renderer: Quadro 5000/PCI/SSE2
> Info) Features: STENCIL STEREO MDE CVA MTX NPOT PP PS GLSL(OVF)
> Info) Full GLSL rendering mode is available.
> Info) Textures: 2-D (16384x16384), 3-D (2048x2048x2048), Multitexture (4)
>
> Here are the display parameters:
> Display: SA2311W
> Resolution: 1920x1080
> Refresh rate: 120 Hz
>
> Here are the NVidia parameters from the setup wizard:
>
> Global settings: "3D App - Default Global Settings"
>
> Ambient Occlusion: Off
> Anisotropic Filtering: Application-Controlled
> Anialiasing-Gamma correction: Off
> Antialaising-Mode: Application-Controlled
> Antialaising-Setting: Application-Controlled
> Antialiasing-Transparency: Off
> Buffer-flipping mode: Auto select
> CUDA-GPUs: All
> Enable overlay: Off
> Export pixel type: Color indexed overlays (8bpp)
> Maximum pre-rendered frames: 3
> Multi-display/Mixed-GPU acceleration: Multiple display performance mode
> OpenGL rendering GPU: Auto-select
> Power management mode: Adaptive
> Preferred refresh rate (SA2311W): Controlled by stereo
> Stereo - Display mode: On-board DIN connector (with NVIDIA 3D Vision)
> Stereo - Enable: On
> Stereo - Swap eyes: Off
> Threaded optimization: Auto
> Triple Buffering: On
> Vertical sync: Use the 3D application setting
>
> Program Settings: vmd.exe
>
> Ambient Occlusion: Not supported for this application
> Anisotropic Filtering: Application-Controlled
> Anialiasing-Gamma correction: Off
> Antialaising-Mode: Application-Controlled
> Antialaising-Setting: Application-Controlled
> Antialiasing-Transparency: Off
> Buffer-flipping mode: Auto select
> CUDA-GPUs: All
> Enable overlay: Off
> Export pixel type: Color indexed overlays (8bpp)
> Maximum pre-rendered frames: 3
> Multi-display/Mixed-GPU acceleration: Single display performance mode
> OpenGL rendering GPU: Auto-select
> Power management mode: Adaptive
> Preferred refresh rate (SA2311W): Controlled by stereo
> Stereo - Display mode: On-board DIN connector (with NVIDIA 3D Vision)
> Stereo - Enable: On
> Stereo - Swap eyes: Off
> Threaded optimization: Auto
> Triple Buffering: On
> Texture filtering - Aniso. filter optimization: Off
> Texture filtering - Aniso. sample optimization: Off
> Texture filtering - Negative LOD bias: Allow
> Vertical sync: Use the 3D application setting
>
>
> ========================================================
> Dr. Alexander Balaeff
> Department of Chemistry Phone: (919) 660-1634
> Duke University, Box 90349 FAX: (919) 660-1605
> Durham, NC 27708-0349 E-mail: abalaeff_at_duke.edu
> ======================================================== 

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