On Mon, Nov 04, 2002 at 08:39:10AM +0100, [EMAIL PROTECTED] wrote:
> > On Fri, Nov 01, 2002 at 10:41:33PM +0100, [EMAIL PROTECTED] wrote:
> > > 
> > > If one knew the time until vblank, one could simply wait that time,
> > > and then do a xsync.
> > > 
> > > It could really be that simple.
> > 
> > You can't sleep with that level of precision.  
> 
> That depends entirely on which OS and which kernel.

Yup. nanosleep(). Any OS that implements POSIX.1003-2001 real-time
extensions should do, modulo implementation quality. The latency
can be measured, too, and code written that compensates for it.
 
Kurt
-- 
"Matrimony isn't a word, it's a sentence."
_______________________________________________
Xpert mailing list
[EMAIL PROTECTED]
http://XFree86.Org/mailman/listinfo/xpert

Reply via email to