EGL_MESA_screen_surface proposal

Alex Deucher alexdeucher at gmail.com
Wed Mar 16 14:32:32 PST 2005


On Wed, 16 Mar 2005 17:28:03 -0500, Jon Smirl <jonsmirl at gmail.com> wrote:
> On Wed, 16 Mar 2005 17:02:20 -0500, Adam Jackson <ajax at nwnk.net> wrote:
> > On CRTs, the vsync pulse bleeds out of the monitor.  If you have a 72Hz
> > monitor next to a 75Hz monitor you'll see a visible beat frequency.  If
> > they're both 72Hz they'll act like a PLL and match frequency and the beat
> > disappears.
> 
> That might be a case, but apps outside of EGL would have the same
> problem. Wouldn't be better to edit /etc/fb.modes and just delete the
> 75Hz mode?

what if you take away one of the monitors and want to run at 75Hz on
the remaining one without restarting?  Why not allow the option?

> 
> --
> Jon Smirl
> jonsmirl at gmail.com
>


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