30-bit displaying with Krita?

[Boudewijn Rempt]

On Friday 25 December 2009, Adrian Page wrote:
> 
> It will also be necessary to request a 10-bit visual when the OpenGL
>  context is created. Without that, there's likely no benefit in storing the
>  data in greater than 8 bits as it will just get converted to 8-bit when
>  written to the frame buffer, unless the card opts to dither (my Nvidia
>  card doesn't).
>

Is that actually doable with QGlWidget? I've tried to find something in the Qt 
docs, but I cannot figure it out.

-- 
Boudewijn Rempt | http://www.valdyas.org