Enabling multitouch in input-evdev

Peter Hutterer peter.hutterer at who-t.net
Thu Jan 21 17:26:10 PST 2010

On Tue, Jan 19, 2010 at 11:12:15AM +0100, Bradley T. Hughes wrote:
> >there's no good way to label some device as "touchpad" and one shouldn't do
> >so (the driver has to for technical reasons) since chances are likely that
> >devices will turn up that are both touchpad and $OTHERDEVICE.
> That I understand, and is kind of the situation I'm in with the
> hardware I've got. It does both touch and pen. I'm assuming button
> labels could also be used to indicate when a button press comes from
> a finger (BTN_TOUCH_FINGER) or a pen (BTN_TOUCH_PEN)?

yes, in theory though I need to think about how exactly to do that. right
now, we only use these as auxiliary input to set the tool and then send the
actual events based on that. we don't actually expose these to the client.

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