Re: How do I sync output changes to vertical retrace?

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Mark Vojkovich wrote:
   Come to think of it, NVIDIA does, or at least did have device
file that lets you wait for vblank as well.  These types of things
are pretty unportable though.

Yes its a shame that X does not have more direct support for VBLANK sync,
being portable would be nice.

I use VIA CLE266 that has VBLANK support and later want to use the i945G,
which I heard DRI is adding the VBLANK support. So I should be O.K.  with
the code I've got.

Barry

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