Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755931AbYKUOod (ORCPT ); Fri, 21 Nov 2008 09:44:33 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753505AbYKUOoZ (ORCPT ); Fri, 21 Nov 2008 09:44:25 -0500 Received: from qmta03.westchester.pa.mail.comcast.net ([76.96.62.32]:50252 "EHLO QMTA03.westchester.pa.mail.comcast.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753480AbYKUOoY (ORCPT ); Fri, 21 Nov 2008 09:44:24 -0500 X-Authority-Analysis: v=1.0 c=1 a=n-_EF0tFy-QA:10 a=zn7U-nhvGoYA:10 a=2iNgh9swn-kA:10 a=EHYkf4x39Nvm60-2uisA:9 a=FaU2_Ki9l2_Ipb1iZtaDaqtFq6IA:4 a=d4CUUju0HPYA:10 a=5WZzfXpOq_gA:10 Subject: Re: [PATCH] input: Add a detailed multi-touch finger data report protocol From: Jim Gettys Reply-To: jg@laptop.org To: Henrik Rydberg Cc: Dmitry Torokhov , Andrew Morton , linux-input@vger.kernel.org, linux-kernel@vger.kernel.org In-Reply-To: <4924A289.6030906@euromail.se> References: <49142351.9080805@euromail.se> <20081119113508.ZZRA012@mailhub.coreip.homeip.net> <1227113699.7181.103.camel@jg-vaio> <4924A289.6030906@euromail.se> Content-Type: text/plain Organization: One Laptop Per Child Date: Fri, 21 Nov 2008 09:43:44 -0500 Message-Id: <1227278624.7218.16.camel@jg-vaio> Mime-Version: 1.0 X-Mailer: Evolution 2.22.3.1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 861 Lines: 26 Interesting.... I know of the a different case: a device which certainly does not report ellipses, rather reports x, y, dx, dy. - Jim On Thu, 2008-11-20 at 00:34 +0100, Henrik Rydberg wrote: > Jim Gettys wrote: > [...] > > Also, I'm still concerned about using elipses. I doubt very much any > > hardware will ever be reporting elipses; more likely are parallelograms, > > or trapezoids, other simple geometric figures, rather than a center with > > size and orientation. > > The bcm5974 chip is doing precisely this. > > Henrik > -- Jim Gettys One Laptop Per Child -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/