> > > to the Synaptics TouchPad Interfacing Guide
> > > (http://www.synaptics.com/decaf/utilities/ACF126.pdf), W is defined as
> > > follows:
> > >
> > > Value Needed capability Interpretation
> > > W = 0 capMultiFinger Two fingers on the pad.
> > > W = 1 capMultiFinger Three or more fingers on the pad.
> > > W = 2 capPen Pen (instead of finger) on the pad.
> > > W = 3 Reserved.
> > > W = 4-7 capPalmDetect Finger of normal width.
> > > W = 8-14 capPalmDetect Very wide finger or palm.
> > > W = 15 capPalmDetect Maximum reportable width; extremely
> > > wide contact.
> > >
> > > Is there a better way than using ABS_MISC to pass the W information to
> > > user space?
> >
> > We should probably add an EV_MSC, MSC_GESTURE event type for this.
> > That'll be the cleanest solution.
>
> Peter Berg Larsen suggested in a private email that we shouldn't
> export W directly, because it is too synaptics specific. Better split
> it in "number of fingers" and "finger width", so that other touchpads
> could use the same format.
>
> What do we call these things? ABS_FINGER_WIDTH and ABS_NR_FINGERS
> maybe?
ABS_AREA
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This archive was generated by hypermail 2b29 : Sun Jun 15 2003 - 22:00:38 EST