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Forum: Installation and Configuration
Re: None OGLIX (Ritika Garg)
Date: 27 Apr, 2009
From: Ben Morgan <Ben Morgan>

On Sun, 26 Apr 2009 17:29:23 GMT, Ritika Garg wrote:
> When I execute exampleN03, and give /vis/open OGLIX then the following
> output comes:
> 
> libGL error: open DRM failed (Operation not permitted)
> libGL error: reverting to (slow) indirect rendering

That's almost certainly a system issue, not Geant4 - try googling the error message, or the forums for your distribution.

> Also I had made a change in the file
> geant4/geant4.9.0/config/sys/Linux-g++.gmk after the installation.Is
> that the right thing to do after installation?
> 
> I had changed lib to lib64 in the variables X11LIBS and OGLLIBS because
> the system on which I have installed geant4 is 64bit.The 64 bit
> libraries are in the folder /usr/X11R6/lib64 while 32 bit libraries are
> in the folder /usr/X11R6/lib.

Yes, that's fine, Linux-g++.gmk doesn't pick this lib/lib64 difference up automatically at the moment.

Ben.

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