Return-Path: Received: from omr15.networksolutionsemail.com ([205.178.146.65] verified) by media-motion.tv (CommuniGate Pro SMTP 4.2.10) with ESMTP-TLS id 4722480 for AE-List@media-motion.tv; Wed, 23 May 2012 10:52:52 +0200 Received: from cm-omr12 (mail.networksolutionsemail.com [205.178.146.50]) by omr15.networksolutionsemail.com (8.13.8/8.13.8) with ESMTP id q4N8sqSS010042 for ; Wed, 23 May 2012 04:54:52 -0400 Authentication-Results: cm-omr12 smtp.user=chris@chriszwar.com; auth=pass (LOGIN) X-Authenticated-UID: chris@chriszwar.com Received: from [49.176.97.24] ([49.176.97.24:61691] helo=[10.28.75.230]) by cm-omr12 (envelope-from ) (ecelerity 2.2.2.41 r(31179/31189)) with ESMTPSA (cipher=AES128-SHA) id DE/5F-27442-8D5ACBF4; Wed, 23 May 2012 04:54:52 -0400 Subject: Re: [AE] Expression to maintain speed References: From: Chris Zwar Content-Type: text/plain; charset=us-ascii X-Mailer: iPhone Mail (9B206) In-Reply-To: Message-Id: <65EE4B2C-003C-414A-AB14-73710341899A@chriszwar.com> Date: Wed, 23 May 2012 18:54:36 +1000 To: After Effects Mail List Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 (1.0) Can't you just use the graph editor, and view the speed? I don't really see t= he need for expressions here... I would match the speed of the different lig= hts using the graph editor and stretching/ squeezing key frames as required.= .. Maybe I'm missing something. Sent from my iPhone On 23/05/2012, at 6:47 PM, David Torno wrote: > Ok, maybe try this then... >=20 > Create a text layer and add expression to the source text property. Pick w= hip over to the first light layer, then add ".speed". (explained in my tutor= ial here: http://provideocoalition.com/index.php/motiongraphicsvizfx/story/e= xpression_shorts_-_trigger_event_based_on_layers_speed/) >=20 > This will give you a visual speedometer in a sense. Make note of the speed= , then switch expression to next light layer and adjust your keyframes until= the speed matches, continue for remaining lights. >=20 > Not an elegant solution, but will get the job done. >=20 > David Torno > Visual Effects Artist & Supervisor > http://www.ghosttownmedia.com > O: 213.739.2290 > C: 818.391.6060 > --------------------- > http://www.sydefxink.com > http://aeioweyou.blogspot.com > http://mactex.blogspot.com >=20 > "The most useless day is that in which we do not laugh" > -Charles Field >=20 > On May 23, 2012, at 12:44 AM, jarret langmeire wrote= : >=20 >> Hey guys, >>=20 >> I've got a couple of lights acting as emitters travelling different dista= nces but need each of them to travel at the same speed.=20 >=20 > +---End of message---+ > To unsubscribe send any message to >=20