VMD-L Mailing List

From: spandu K (spandana.kittiki_at_gmail.com)
Date: Tue Dec 06 2016 - 22:53:46 CST

I am using laptop Asus Zenbook UX305.

On Tue, Dec 6, 2016 at 11:49 PM, John Stone <johns_at_ks.uiuc.edu> wrote:

> That's a useful result. I think that given this result, you almost
> certainly have a video driver that is buggy. My suggestion would be
> to see if there are new or updated driver versions available for your
> machines. If this is a laptop, that is probably the most viable route
> to getting the issue resolved. If you have a desktop machine, another
> option would be to add in a GPU rather than using the on-chip graphics
> of the CPU. There are some other possibilities using software
> rasterization,
> but since you only have a 4-core CPU, I would suggest that you
> pursue the other approaches first.
>
> Cheers,
> John Stone
> vmd_at_ks.uiuc.edu
>
> On Tue, Dec 06, 2016 at 11:39:31PM -0500, spandu K wrote:
> > Thanks for the mail,
> > Glxgears work perfectly.
> > Then I usedA A export VMDSIMPLEGRAPHICS=1
> > Now, VMD also works.
> > Thanks
> > Spandana
> > On Tue, Dec 6, 2016 at 11:11 PM, John Stone <[1]johns_at_ks.uiuc.edu>
> wrote:
> >
> > Hi,
> > A Most likely there are problems with your OpenGL drivers, based
> > on what I see in the startup messages below.A 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?A 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.A 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.A If you use bash, you would set this environment
> > variable like this:
> > A export VMDSIMPLEGRAPHICS=1
> >
> > If you use tcsh, you would do it like this:
> > A setenv VMDSIMPLEGRAPHICS 1
> >
> > Cheers,
> > A John Stone
> > A [2]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) [3]http://www.ks.uiuc.edu/Research/vmd/
> > > Info) Email questions and bug reports to [4]vmd_at_ks.uiuc.edu
> > > Info) Please include this reference in published work using VMD:
> > > Info)A A Humphrey, W., Dalke, A. and Schulten, K., `VMD - Visual
> > > Info)A A 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.A Most OpenGL drivers
> > > Warning) disable stereoscopic display when 'Composite' is enabled.
> > > Info) OpenGL renderer: Mesa DRI Intel(R) Broadwell
> > > Info)A A Features: STENCIL MSAA(4) MDE CVA MTX NPOT PP PS
> GLSL(OVFS)
> > > Info)A A Full GLSL rendering mode is available.
> > > Info)A A 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
> > [5]http://www.ks.uiuc.edu/~johns/A A A A A A Phone:
> [6]217-244-3349
> > [7]http://www.ks.uiuc.edu/Research/vmd/
> >
> > References
> >
> > Visible links
> > 1. mailto:johns_at_ks.uiuc.edu
> > 2. mailto:vmd_at_ks.uiuc.edu
> > 3. http://www.ks.uiuc.edu/Research/vmd/
> > 4. mailto:vmd_at_ks.uiuc.edu
> > 5. http://www.ks.uiuc.edu/~johns/
> > 6. tel:217-244-3349
> > 7. http://www.ks.uiuc.edu/Research/vmd/
>
> --
> 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/
>