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⇤ ← Revision 1 as of 2011-11-11 11:52:39 →
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← Revision 2 as of 2011-11-11 14:48:54 → ⇥
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Editor: bonaccos
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What does {{{LIBGL_ALWAYS_INDIRECT}}} do? See: http://unix.stackexchange.com/questions/1437/what-does-libgl-always-indirect-1-actually-do What does {{{LIBGL_ALWAYS_INDIRECT}}} do? See: http://unix.stackexchange.com/questions/1437/what-does-libgl-always-indirect-1-actually-do and http://www.mesa3d.org/envvars.html

Problem

When trying to launch an application within a vncserver Session which needs OpenGL the application crashes.

Possible Workaround

Set the environment variable LIBGL_ALWAYS_INDIRECT to yes:

For tcsh: 

setenv LIBGL_ALWAYS_INDIRECT yes

For bash: 

export LIBGL_ALWAYS_INDIRECT=yes

What does LIBGL_ALWAYS_INDIRECT do? See: http://unix.stackexchange.com/questions/1437/what-does-libgl-always-indirect-1-actually-do and http://www.mesa3d.org/envvars.html