Re: [Discuss-gnuradio] plotter_base.py problem

[Philip Balister]

On 07/19/2011 08:50 AM, Miguel A. Vallejo, EA4EOZ wrote:
> Marcus D. Leech wrote:
>
> > Just on a hunch, try:
> >
> > export LIBGL_ALWAYS_INDIRECT=1
> >
> > Before you start any of the above applications.
>
> Yes!, It works!
>
> > OpenGL has, in my opinion, become a festering sore of incompatibilities
> > and weird edge conditions. It used to work reliably on just about
> > anything, but not anymore. Newer version of OpenGL require various
> > extensions in your display hardware, and will fail in weird ways
> > if your display hardware doesn't have what it expects. The above
> > environment variable is supposed to instruct OpenGL to use software-based
> > rendering and ignore the hardware. For the simple 2-D stuff we do in
> > Gnu Radio, Software-Based rendering is just fine.
>
> Completely agree. Why use a monster like OpenGL to make simple 2D graphics?

I'd love to see gnuradio lose the opengl requirement. I makes things a 
nuisance getting the qt stuff built on the E100 also.

Philip


> Thnak you for your tip.
>
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