[support-gang] [IAEP] XO-4 Questions After Viewing CES video

Paul Fox pgf at laptop.org
Fri Jan 11 19:32:10 EST 2013


bert wrote:
 > 
 > On 11.01.2013, at 05:22, Paul Fox <pgf at laptop.org> wrote:
 > 
 > > bert wrote:
 > >> 
 > >> On 10.01.2013, at 21:19, John Watlington <wad at laptop.org> wrote:
 > >> 
 > >>>> More recent versions of the XO-4 touchscreen firmware should allow
 > >>>> a many-finger keyboard.  I hope someone with an XO-4 is working
 > >>>> on a demo!
 > >> 
 > >> Oh, I must have missed the announcement.  How is the raw touch data
 > >> exposed?
 > > 
 > > sorry!  a few releases of the touchscreen firmware ago, the max number
 > > of touches quietly went from 2 to 4.  full positioning is still only
 > > accurate with just 2, but the touchscreen will attempt to keep track
 > > of 4 if they're separable in at least one axis.  so there's nothing
 > > special for a program to do (i.e., no raw data to fetch).
 > > 
 > > i haven't experimented with the feature much, but gonzalo has the
 > > beginnings of a nice little piano playing activity floating around
 > > somewhere.
 > 
 > Ah, it does work indeed, see screenshot at
 > 
 > http://activities.sugarlabs.org/en-US/sugar/addon/4611

for well-placed touches only.  :-)  (i'm actually a little surprised
that that screenshot worked.)

paul

 > 
 > Thanks!
 > 
 > - Bert -
 > 

=---------------------
 paul fox, pgf at laptop.org



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