Re: [PATCH 2/2] elantech: Report multitouch with proper ABS_MT messages

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Éric Piel wrote:
> Op 05-05-10 21:06, Henrik Rydberg schreef:
>> Éric Piel wrote:
>>> BTW, does anyone know a graphical app which reads the MT events from a
>>> /dev/input/eventX device and displays them as points in a window? That
>>> would be rather helpful to reverse-engineer/debug multitouch hardwares.
>> Something like fingermgmt in OSX? Not to my knowledge. The touchd project
>> includes some graphics via python, but is not based on MT events. Maybe our
>> friends at ENAC has something cooking?
> 
> Thanks a lot for the tips.
> I've hacked up an app which does just this, based on touchd and
> pyinputevent.

Thanks for the app, works nicely after adjusting the touchpad resolution to fit
my bcm5974.

Henrik

> Apparently when there are two fingers, the hardware doesn't report
> really the finger coordinates but the lowest and highest points of the
> rectangle defined by the two fingers.

I take it you are referring to the enumeration of the fingers, the order in
which they appear on the wire?

Henrik
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