[RFC] MPX XInput Protocol extensions - detailed nits

Daniel Stone daniel at fooishbar.org
Tue Mar 4 00:39:26 PST 2008

On Tue, Mar 04, 2008 at 06:28:17PM +1030, Peter Hutterer wrote:
> Jim Gettys wrote:
> > One of the problems with Xi has been that devices are CARD8's; someday
> > this may come back to haunt us. The scenario where it might is in a big
> > shared space, with many devices/person using this shared space.  This
> > has always bugged me... I don't know if it is worth worrying about now,
> > however, as the base Xi will need serious work anyway.  There isn't any
> > problem at the library interface level, at least, as the C type used is
> > int, as I remember, for device ID's.
> yeah. I think a good idea might be to sneak MPX in with the current 
> version, wait for feedback and then when we know what works and what 
> doesn't, do a real API break to XI2.
> With a bit of effort, we might be able to sort out touchscreen support 
> by then and add it as a standard to XI2.

What are we mainly missing, just calibration?  I think this is one of
the things where the solution is trivial once we actually know the
problem space.

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