From: spandu K (spandana.kittiki_at_gmail.com)
Date: Tue Dec 06 2016 - 22:39:31 CST

Thanks for the mail,

Glxgears work perfectly.

Then I used export VMDSIMPLEGRAPHICS=1

Now, VMD also works.

Thanks
Spandana

On Tue, Dec 6, 2016 at 11:11 PM, John Stone <johns_at_ks.uiuc.edu> wrote:

> Hi,
> Most likely there are problems with your OpenGL drivers, based
> on what I see in the startup messages below. The Mesa DRI drivers
> have a history of various bugs, and since you appear to have a relatively
> recent Intel Broadwell with on-chip graphics, it wouldn't surprise me if
> the Linux drivers aren't entirely bug-free yet.
>
> Can you run the 'glxgears' test program that comes with most
> Linux systems? If your system displays 'glxgears' correctly, but not VMD,
> then there are a number of things you can try to get VMD working,
> assuming that you're dealing with a buggy OpenGL driver that at
> least partially works. If 'glxgears' doesn't run on your machine,
> then there's no way that VMD would be able to work either, since
> it uses much more complex parts of OpenGL than 'glxgears' does.
>
> If 'glxgears' works, but VMD does not, then you might try setting
> the environment variable "VMDSIMPLEGRAPHICS" to 1, before you run VMD.
> That will tell VMD to use a smaller subset of OpenGL, and in some cases
> that will allow it to run correctly on machines that have buggy
> graphics drivers. If you use bash, you would set this environment
> variable like this:
> export VMDSIMPLEGRAPHICS=1
>
> If you use tcsh, you would do it like this:
> setenv VMDSIMPLEGRAPHICS 1
>
> Cheers,
> John Stone
> vmd_at_ks.uiuc.edu
>
> On Tue, Dec 06, 2016 at 11:02:16PM -0500, spandu K wrote:
> > Hello Users,
> >
> > I am using vmd-1.9.2 on ubuntu 14.04.
> >
> > I have a problem with OpenGL Display window. It is not working.
> >
> > Even atoms are also not visible. If I just vmd command VMD (RGB) logo is
> > also not displaying.
> >
> > Can anyone suggest me for the same?
> >
> >
> > **********Output of vmd is *********
> >
> > rlwrap: Command not found.
> > Info) VMD for LINUXAMD64, version 1.9.2 (December 29, 2014)
> > Info) http://www.ks.uiuc.edu/Research/vmd/
> > Info) Email questions and bug reports to vmd_at_ks.uiuc.edu
> > Info) Please include this reference in published work using VMD:
> > Info) Humphrey, W., Dalke, A. and Schulten, K., `VMD - Visual
> > Info) Molecular Dynamics', J. Molec. Graphics 1996, 14.1, 33-38.
> > Info) -------------------------------------------------------------
> > Info) Multithreading available, 4 CPUs detected.
> > Info) Free system memory: 1945MB (50%)
> > Warning) Detected a mismatch between CUDA runtime and GPU driver
> > Warning) Check to make sure that GPU drivers are up to date.
> > Info) No CUDA accelerator devices available.
> > Warning) Detected X11 'Composite' extension: if incorrect display occurs
> > Warning) try disabling this X server option. Most OpenGL drivers
> > Warning) disable stereoscopic display when 'Composite' is enabled.
> > Info) OpenGL renderer: Mesa DRI Intel(R) Broadwell
> > Info) Features: STENCIL MSAA(4) MDE CVA MTX NPOT PP PS GLSL(OVFS)
> > Info) Full GLSL rendering mode is available.
> > Info) Textures: 2-D (8192x8192), 3-D (256x256x256), Multitexture (8)
> > Info) Dynamically loaded 2 plugins in directory:
> > Info) /usr/local/lib/vmd/plugins/LINUXAMD64/molfile
> > vmd >
> > ******
> >
> >
> > Thanks
> > Spandana
>
>
> --
> NIH Center 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/
>