On Thu, 4 Oct 2001, Egbert Eich wrote: > Alan Hourihane writes: > > > > > Egbert - I hope we really don't have to kludge around like this, but if we > > do, you can check the current video output mode in the BlockHandler and > > I just did. Had a brown paper bag ready - just in case. > > > use a callback to update values. > > > > I did some code which does it every 100 frames. This seems to be very > reasonable. But I'll play around a little bit more. BlockHandler is > a nice idea, too. > The BlockHandler will get called once per frame. Reading a register every frame is not a big deal. The overhead of that is small compared to copying all that data across the bus. Alot of drivers have to read every frame. MGA and ATI both do.
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