[Mesa-users] Running an OpenGL application without a Graphics Card "off-screen"

[Brian Paul]

On 03/07/2013 02:09 PM, Patrick Donnelly wrote:
> Hi,
>
> I'd like to be able to run an OpenGL application on a machine without
> a physical graphics card and capture the video output. My
> understanding is that Mesa has facilities for this but I'm not sure
> how to do it. Is it actually possible and how?

"OSmesa".  See include/GL/osmesa.h  Build mesa with --enable-osmesa. 
Check out the Mesa demos package's src/osdemos/ directory for examples.

-Brian