It supports these devices, it just currently doesn't take advantage of the
additional information available about the tracking IDs.  I don't have a
schedule for when that might be added.

On Mon, Nov 30, 2009 at 6:26 PM, sparq <[email protected]> wrote:

> Hi, I study the multi-touch protocol and eclair framework.
> The framework doesn't support ABS_MT_TRACKING_ID event type.
> But more new multitouch devices can support tracking in hardware, they
> can report each contact ID and status (down/up).
> They doesn't need framework to handle the tracking issue.
> Does anyone know that android can support these device or when the
> framework will support ABS_MT_TRACKING_ID event type?
>
>
> On 11月27日, 上午3時39分, Dianne Hackborn <[email protected]> wrote:
> > Sorry I can't help you with the kernel.  I just know that is the protocol
> > defined, and 2.0 that is what I implemented the framework to handle when
> it
> > gets those events from the driver.
> >
> >
> >
> > On Thu, Nov 26, 2009 at 5:18 AM, Chan Jeff <[email protected]> wrote:
> > > Thanks.
> >
> > > After checking the android-2.6.29 I have,there's no such protocol was
> > > found. It seems MT protocol only available after linux kernel 2.6.30.
> Do I
> > > have to wait android 2.6.30 or any other way to approach it?
> >
> > > 2009/11/25 Dianne Hackborn <[email protected]>
> >
> > >>  On Tue, Nov 24, 2009 at 10:31 PM, Chan Jeff <[email protected]
> >wrote:
> >
> > >>> 1. Where can I get the details of multi-touch driver protocol? It's
> just
> > >>> about multiple standard input event output under /dev/input/eventX or
> there
> > >>> is some other special driver model.
> > >>> Please help to hint.
> >
> > >> It's the recently defined standard linux protocol:
> >
> > >>http://www.mjmwired.net/kernel/Documentation/input/multi-touch-protoc.
> ..
> >
> > >> <
> http://www.mjmwired.net/kernel/Documentation/input/multi-touch-protoc...>
> >
> > >>> 2. I can see action pointer 1,2,3 define in 2.0 MotionEvent. Which
> mean
> > >>> multitouch support in Eclair is up to 3 pointer,right?
> >
> > >> It supports up to 256.
> >
> > >> --
> > >> Dianne Hackborn
> > >> Android framework engineer
> > >> [email protected]
> >
> > >> Note: please don't send private questions to me, as I don't have time
> to
> > >> provide private support, and so won't reply to such e-mails.  All such
> > >> questions should be posted on public forums, where I and others can
> see and
> > >> answer them.
> >
> > >>  --
> > >> unsubscribe: 
> > >> [email protected]<android-porting%[email protected]>
> <android-porting%[email protected]<android-porting%[email protected]>
> >
> > >> website:http://groups.google.com/group/android-porting
> >
> > >  --
> > > unsubscribe: 
> > > [email protected]<android-porting%[email protected]>
> <android-porting%[email protected]<android-porting%[email protected]>
> >
> > > website:http://groups.google.com/group/android-porting
> >
> > --
> > Dianne Hackborn
> > Android framework engineer
> > [email protected]
> >
> > Note: please don't send private questions to me, as I don't have time to
> > provide private support, and so won't reply to such e-mails.  All such
> > questions should be posted on public forums, where I and others can see
> and
> > answer them.
>
> --
> unsubscribe: 
> [email protected]<android-porting%[email protected]>
> website: http://groups.google.com/group/android-porting
>



-- 
Dianne Hackborn
Android framework engineer
[email protected]

Note: please don't send private questions to me, as I don't have time to
provide private support, and so won't reply to such e-mails.  All such
questions should be posted on public forums, where I and others can see and
answer them.

-- 
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