GSoC Accelerometer-based Gestures Update

Paul-Valentin Borza paulvalentin at borza.ro
Mon Jun 16 07:51:48 CEST 2008


On Sun, Jun 15, 2008 at 5:57 PM, Joerg Reisenweber <joerg at openmoko.org> wrote:
> Am So  15. Juni 2008 schrieb Kombipom:
>> Would the cpu and battery drain be too great to be running gesture
>> recognition whenever the screen is on (and just turn off when in standby)
>> or will it always be limited to situations with an initiator like an
>> incoming call or a button press?
>
> IIRC the g-meters have a programmable trigger threshold, so if we use this
> feature correctly, I think we can have "continuous" gesture reco. Of course
> you have to recalibrate the trigger each time the position of Neo changes,
> and you (=reco sw) had to disable reco during jogging etc and do some poll
> maybe every 30sec to detect end of jogging.
>
> /jOERG
>

I've read somewhere about this feature. As I remember this threshold
can be imposed on any axis individually in the hardware.
Again, I'll have to take a look at this when the FreeRunner arrives.

-- 
http://www.borza.ro



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