From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933776AbXCMWQw (ORCPT ); Tue, 13 Mar 2007 18:16:52 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S933775AbXCMWQw (ORCPT ); Tue, 13 Mar 2007 18:16:52 -0400 Received: from minas.ics.muni.cz ([147.251.4.40]:55993 "EHLO minas.ics.muni.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933779AbXCMWQv (ORCPT ); Tue, 13 Mar 2007 18:16:51 -0400 Message-ID: <45F722CE.9000602@gmail.com> Date: Tue, 13 Mar 2007 23:16:46 +0100 From: Jiri Slaby User-Agent: Thunderbird 2.0b2 (X11/20070116) MIME-Version: 1.0 To: johann deneux CC: "Dmitry Torokhov" , Linux kernel mailing list , linux-input@atrey.karlin.mff.cuni.cz, "Anssi Hannula" Subject: FF layer restrictions [Was: [PATCH 1/1] Input: add sensable phantom driver] References: <2460126662758025813@fi.muni.cz> <45EEEAA3.50009@gmail.com> <4af2d03a0703130919nb4893b1ja9ec795dcf4bf53c@mail.gmail.com> <38b3b7c0703131450v2646e63fj2be4b9dda7f928c0@mail.gmail.com> In-Reply-To: <38b3b7c0703131450v2646e63fj2be4b9dda7f928c0@mail.gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Muni-Spam-TestIP: 147.251.48.3 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-3.0 (minas.ics.muni.cz [147.251.4.35]); Tue, 13 Mar 2007 23:16:48 +0100 (CET) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Why did you remove all Cced people? Anyway I filtered some of them out johann deneux napsal(a): > You are right, the direction in ff_effect is meant to be an angle. > A dirty solution would be to use the 16 bits as two 8-bits angles. Or That would be a problem as I need 3x 16bits. > maybe we should change the API. I don't think there are many > applications using force feedback yet, so maybe that should be ok? > > If we change the API, we should remove the assumption that a device has > at most two axes to render effects. We could for instance have a > magnitude argument for each axis which is capable of rendering effects. > That might be necessary even for more common gaming devices like racing > wheels: One can think pedals could also be capable of force feedback > some day, not just the steering wheel. I can do that, but in that case, I need to know how people (especially those input one) want me to do... regards, -- http://www.fi.muni.cz/~xslaby/ Jiri Slaby faculty of informatics, masaryk university, brno, cz e-mail: jirislaby gmail com, gpg pubkey fingerprint: B674 9967 0407 CE62 ACC8 22A0 32CC 55C3 39D4 7A7E