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

2013-01-11 Thread Paul Fox
bert wrote:
  
  On 10.01.2013, at 21:19, John Watlington w...@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.

paul
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 paul fox, p...@laptop.org
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Re: [support-gang] [IAEP] XO-4 Questions After Viewing CES video

2013-01-11 Thread Bert Freudenberg

On 11.01.2013, at 05:22, Paul Fox p...@laptop.org wrote:

 bert wrote:
 
 On 10.01.2013, at 21:19, John Watlington w...@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

Thanks!

- Bert -


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

2013-01-11 Thread Paul Fox
bert wrote:
  
  On 11.01.2013, at 05:22, Paul Fox p...@laptop.org wrote:
  
   bert wrote:
   
   On 10.01.2013, at 21:19, John Watlington w...@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 -
  

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

2013-01-11 Thread Bert Freudenberg

On 11.01.2013, at 16:32, Paul Fox p...@laptop.org wrote:

 bert wrote:
 
 On 11.01.2013, at 05:22, Paul Fox p...@laptop.org wrote:
 
 bert wrote:
 
 On 10.01.2013, at 21:19, John Watlington w...@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


Well, try the activity, it's actually kinda fun to confuse the system ;)

- Bert -


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