From: Rafi Rubin <rafi@seas.upenn.edu>
To: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: "Stéphane Chatty" <chatty@enac.fr>,
"Jiri Kosina" <jkosina@suse.cz>,
"Henrik Rydberg" <rydberg@euromail.se>,
linux-input@vger.kernel.org
Subject: Re: [PATCH] hid-ntrig.c Multitouch cleanup and fix
Date: Tue, 09 Mar 2010 17:32:00 -0500 [thread overview]
Message-ID: <4B96CC60.8030608@seas.upenn.edu> (raw)
In-Reply-To: <20100309222731.GA29517@core.coreip.homeip.net>
>> With this regard, I am a big fan of the idea of having hierarchical
>> devices, just like with have hierarchical file systems. Each finger
>> on the dual-touch panel would be a device, child of the panel
>> device. Each would be equivalent to a mouse, and voila, the symmetry
>> is restored. Conceptually, saying (panel/finger1, any event) or
>> (panel, finger1 events) are equivalent; but in the first case the
>> routing is done by the OS and in the second case it has to be done
>> by the app, which breaks reusability. There are other interesting
>> perspectives, but I don't want to get carried away too much.
>
> Theoretically it is nice but it practice the cases are differemt: with
> mice you are dealing with 2 separate devices whereas with touchscreen
> there is one and it is mater of interpretation whether 2 touches should
> be taken as independent events or a complex gestures.
I see your point, reporting the position on separate axes (ABS_X and
ABS_MT_X) isn't as problematic as seeing TOUCH turn on twice.
next prev parent reply other threads:[~2010-03-09 22:32 UTC|newest]
Thread overview: 62+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-12 0:19 [PATCH 1/4] HID: hid-ntrig add multi input quirk and clean up Rafi Rubin
2010-02-12 0:19 ` [PATCH 2/4] hid-ntrig.c: removed unnecessary tool switching Rafi Rubin
2010-02-12 0:19 ` [PATCH 3/4] hid-ntrig.c Split multi and single touch Rafi Rubin
2010-02-12 0:19 ` [PATCH 4/4] hid-ntrig: Contact tracking Rafi Rubin
2010-02-12 0:42 ` [PATCH 3/4] hid-ntrig.c Split multi and single touch Dmitry Torokhov
2010-02-12 3:10 ` Rafi Rubin
2010-02-12 8:09 ` Dmitry Torokhov
2010-02-12 19:56 ` Rafi Rubin
2010-02-12 10:41 ` Jiri Kosina
2010-02-12 0:36 ` [PATCH 1/4] HID: hid-ntrig add multi input quirk and clean up Dmitry Torokhov
2010-02-12 0:45 ` Rafi Rubin
2010-02-12 1:03 ` Rafi Rubin
2010-02-12 1:20 ` Dmitry Torokhov
2010-02-12 0:37 ` Rafi Rubin
2010-02-12 3:14 ` Rafi Rubin
2010-02-12 3:14 ` [PATCH 2/4] hid-ntrig.c: removed unnecessary tool switching Rafi Rubin
2010-02-12 3:14 ` [PATCH 3/4] hid-ntrig.c Split multi and single touch Rafi Rubin
2010-02-12 3:14 ` [PATCH 4/4] hid-ntrig: Contact tracking Rafi Rubin
2010-02-20 8:29 ` Mohamed Ikbel Boulabiar
[not found] ` <45cc95261002200025m378e1a80rec09bde5673a6060@mail.gmail.com>
2010-02-20 17:48 ` Rafi Rubin
2010-02-12 8:13 ` [PATCH 3/4] hid-ntrig.c Split multi and single touch Dmitry Torokhov
2010-02-12 23:16 ` Rafi Rubin
2010-02-13 2:13 ` [PATCH] hid-ntrig.c Multitouch cleanup and fix Rafi Rubin
2010-02-13 2:24 ` Rafi Rubin
2010-02-16 12:50 ` Jiri Kosina
2010-03-09 21:01 ` Henrik Rydberg
2010-03-09 21:17 ` Rafi Rubin
2010-03-09 21:19 ` Jiri Kosina
2010-03-09 22:03 ` Stéphane Chatty
2010-03-09 22:25 ` Henrik Rydberg
2010-03-09 22:42 ` Mohamed Ikbel Boulabiar
2010-03-09 23:08 ` Henrik Rydberg
2010-03-09 23:17 ` Dmitry Torokhov
2010-03-09 23:26 ` Henrik Rydberg
2010-03-11 4:30 ` Peter Hutterer
2010-03-11 5:36 ` Mohamed Ikbel Boulabiar
2010-03-11 6:25 ` Peter Hutterer
2010-03-11 9:42 ` Stéphane Chatty
2010-03-09 22:27 ` Dmitry Torokhov
2010-03-09 22:32 ` Rafi Rubin [this message]
2010-03-09 22:54 ` Stéphane Chatty
2010-03-09 22:12 ` Rafi Rubin
2010-03-09 22:39 ` Henrik Rydberg
2010-03-09 21:59 ` Henrik Rydberg
2010-03-09 22:11 ` Stéphane Chatty
2010-03-09 22:29 ` Henrik Rydberg
2010-03-09 22:44 ` Stéphane Chatty
2010-03-09 22:27 ` Rafi Rubin
2010-03-09 23:23 ` Henrik Rydberg
2010-03-09 23:38 ` Rafi Rubin
2010-03-09 23:42 ` Dmitry Torokhov
2010-03-10 0:32 ` Rafi Rubin
2010-03-10 3:47 ` Dmitry Torokhov
2010-03-10 4:40 ` Rafi Rubin
2010-03-10 8:38 ` [PATCH] hid: ntrig touch events rafi
2010-03-10 15:04 ` Jiri Kosina
2010-03-18 20:19 ` Rafi Rubin
2010-03-19 8:44 ` Jiri Kosina
2010-03-19 14:12 ` Rafi Rubin
2010-02-16 12:49 ` [PATCH 2/4] hid-ntrig.c: removed unnecessary tool switching Jiri Kosina
2010-02-12 3:15 ` [PATCH 1/4] HID: hid-ntrig add multi input quirk and clean up Rafi Rubin
2010-02-16 12:49 ` Jiri Kosina
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