[meta-freescale] glmark2 errors

Diego diego.ml at zoho.com
Mon Apr 28 23:51:30 PDT 2014

John Weber wrote:
> The GL benchmark glmark2 throws the following warnings reapeatedly:
> ** GLX does not support GLX_EXT_swap_control or GLX_MESA_swap_control!
> ** Failed to set swap interval. Results may be bounded above by refresh
> rate.
> It will eventually segfault during the 'shadow' benchmark.

Hi John,

as I previously reported plain OpenGL is not officially supported by Vivante 
drivers. While hardware supports OpenGL, binary drivers support it only 
unofficially, but there are no headers or explicitly documented support; and I 
think situation will continue to be that way.

See also:


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