[vtkusers] Xlib: extension "GLX" missing

[Richard Goldberg]

I tried this but it still doesn't work.

Any other suggestions?

Thanks

-Rick

On Thu, 10 Aug 2000, BERK  GEVECI wrote:

> 
> Rick,
> 
> It sounds like glx is not turned on in the XFree configuration
> file (assuming you are using XFree). How you turn it on depends
> on whether you are using XFree3.x.x or XFree4.x. Usually, there
> is an entry like 
> Load "glx"
> in the XF86Config file, if that is disabled with a comment like
> # Load "glx"
> 
> delete the comment and restart X.
> A good source of information for configuring NVidia cards on XFree4 is
> http://linuxpower.com/display.php?id=189
> 
> If you are still using XFree3.x, I recommend that you upgrade and
> also download the latest nVidia drivers. There is significant performance
> change.
> 
> Good luck,
> Berk
> 
> On Thu, 10 Aug 2000, Richard Goldberg wrote:
> 
> > Hi all,
> > 
> > I have been able to install vtk on several sgi's and linux boxes with no
> > problem. However, there is one linux box that is giving me trouble.
> > 
> > Mesa, tcl/tk are both installed. Vtk was compiled on another linux box
> > and installed on this one.
> > 
> > When I run "vtk", the vtk window pops up, but I get this error on the
> > command line
> > 	NV: could not open control device /dev/nvidiactl, errno=2
> > If I try to run any of the vtk examples or any of our own code (that
> > works on all the other machines) I get:
> > 	tcsh% vtk cutter.tcl cb3.vtk ~bsimmons/outone.vtk
> > 	NV: could not open control device /dev/nvidiactl, errno=2
> > 	Xlib:  extension "GLX" missing on display "hadrian:10.0".
> > 	Xlib:  extension "GLX" missing on display "hadrian:10.0".
> > 	ERROR: In vtkMesaRenderWindow.cxx, line 152
> > 	vtkMesaRenderWindow (0x80e3390): Could not find a decent visual
> >  
> > 	Segmentation fault
> > 
> > Sounded to me like there was a problem with the mesa instalation, but I
> > reinstalled it and still have no luck.
> > 
> > Any pointers would be appriciated.
> > 
> > Thanks
> 
> 
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