From mboxrd@z Thu Jan 1 00:00:00 1970 From: Michael Thayer Subject: Re: [PATCH 1/1]: input: add support for VirtualBox touchscreen emulation to the Lifebook driver Date: Tue, 02 Mar 2010 21:44:48 +0100 Message-ID: <1267562688.2441.7.camel@michael-laptop> References: <1266923615.3602.85.camel@michael-laptop> <20100223175852.GA11301@core.coreip.homeip.net> <1266958533.3602.128.camel@michael-laptop> <20100224100206.GA5598@core.coreip.homeip.net> <1267011989.2831.30.camel@michael-laptop> <20100225101705.GF10823@core.coreip.homeip.net> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from gmp-eb-inf-1.sun.com ([192.18.6.21]:42108 "EHLO gmp-eb-inf-1.sun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754114Ab0CBUpR (ORCPT ); Tue, 2 Mar 2010 15:45:17 -0500 In-reply-to: <20100225101705.GF10823@core.coreip.homeip.net> Sender: linux-input-owner@vger.kernel.org List-Id: linux-input@vger.kernel.org To: Dmitry Torokhov Cc: linux-input@vger.kernel.org, linux-kernel@vger.kernel.org Hello Dmitry, Le jeudi 25 f=C3=A9vrier 2010 =C3=A0 02:17 -0800, Dmitry Torokhov a =C3= =A9crit : > On Wed, Feb 24, 2010 at 12:46:29PM +0100, Michael Thayer wrote: > > Le mercredi 24 f=C3=A9vrier 2010 =C3=A0 02:02 -0800, Dmitry Torokho= v a =C3=A9crit : > > > On Tue, Feb 23, 2010 at 09:55:33PM +0100, Michael Thayer wrote: > > > > I'm not sure, if we ended up doing a completely new device, how= different it > > > > would end up being. Emulating a touchscreen or a tablet makes = sense for us as > > > > these are both something known, which will work with existing s= ystems without > > > > too much tweaking > > > > [snip] > > > But the virtual mouse is not a touchscreen or a tablet, it behave= s > > > differently. > > What would you suggest emulating that exists in the real world? >=20 > There are not many real devices that have teh same characteristics as > virtual mouse generating absolute coordinates. Umm, the closest would= be > a wacom tablet when used with its own mouse. We decided in the end to emulate a USB tablet, as some other virtualise= rs do. It works well out of the box with recent Linux distributions, and while= older ones recognise it as a touchpad (in fact they use it through /dev/input= /mice), it still provides a reasonable user experience until the user has insta= lled our guest drivers. Thank you again for your comments and assistance. Regards, Michael --=20 Sun Microsystems GmbH Michael Thayer Werkstrasse 24 VirtualBox engineer 71384 Weinstadt, Germany mailto:michael.thayer@sun.com Sitz der Gesellschaft: Sun Microsystems GmbH, Sonnenallee 1, 85551 Kirchheim-Heimstetten Amtsgericht Muenchen: HRB 161028 Geschaeftsfuehrer: Thomas Schroeder, Wolfgang Engels Vorsitzender des Aufsichtsrates: Martin Haering -- To unsubscribe from this list: send the line "unsubscribe linux-input" = in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html