Return-Path: Received: from uzume.oderland.com ([91.201.63.146] verified) by media-motion.tv (CommuniGate Pro SMTP 4.2.10) with ESMTP-TLS id 4736345 for AE-List@media-motion.tv; Wed, 06 Jun 2012 10:04:04 +0200 Received: from c-2777e253.168-1-64736c11.cust.bredbandsbolaget.se ([83.226.119.39]:56848) by uzume.oderland.com with esmtpsa (TLSv1:AES128-SHA:128) (Exim 4.77) (envelope-from ) id 1ScBGB-003w6u-Rx; Wed, 06 Jun 2012 10:06:31 +0200 From: Tobias Lind Mime-Version: 1.0 (Apple Message framework v1278) Content-Type: multipart/alternative; boundary="Apple-Mail=_D8BE4904-0759-4FA5-B5B1-F17B1FFBA58F" Subject: Re: [AE] Why a raytraced renderer? Date: Wed, 6 Jun 2012 10:06:30 +0200 In-Reply-To: To: "After Effects Mail List" , "mylenium@mylenium.de" References: Message-Id: X-Mailer: Apple Mail (2.1278) X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - uzume.oderland.com X-AntiAbuse: Original Domain - media-motion.tv X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - tobiaslind.com --Apple-Mail=_D8BE4904-0759-4FA5-B5B1-F17B1FFBA58F Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=iso-8859-1 I concur. / tobias On 6 jun 2012, at 08:41, mylenium@mylenium.de wrote: > I apologize. Re-reading this after my first cup of tea (note to self: = must not post when still drowsy), I see now that I misread your post. = Yeah, doing everything in a raytracer has its benefits. Still, the way = you chose to do it is and remains highly questionable. You should have = optimized the hell out of it as a CPU renderer and then added GPU = support as the icing on top of it - like anyone with some sense does. >=20 > Mylenium > [Pour Myl=E8ne, ange sur terre] > ----------------------------------------- > www.mylenium.de >=20 >=20 >=20 > Todd Kopriva hat am 5. Juni 2012 um 23:20 = geschrieben:=20 >=20 > > > I'm trying to get my head around Adobe's decision to go with the = ray=20 > > > traced renderer they did in AE6.=20 > >=20 > > I just asked a couple of the software engineers involved about this = decision, and they say that a ray-traced renderer is more efficient for = getting good-looking results for reflections, refractions, and shadows = than would be a scanline renderer. Our GPU-based ray-traced 3D renderer = is actually quite fast compared with anything that gives comparable = visual results for these light-related characteristics. That said, the = CPU-based renderer is slow, and we acknowledge that.=20 > >=20 > > As far hardware dependencies: We officially support a couple dozen = GPUs, and many of the high-performing ones (like the GTX 580) are not = expensive.=20 > >=20 > > +---End of message---+=20 > > To unsubscribe send any message to --Apple-Mail=_D8BE4904-0759-4FA5-B5B1-F17B1FFBA58F Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=iso-8859-1 mylenium@mylenium.de= wrote:

I apologize. Re-reading this after my = first cup of tea (note to self: must not post when still drowsy), I see = now that I misread your post. Yeah, doing everything in a raytracer has = its benefits. Still, the way you chose to do it is and remains highly = questionable. You should have optimized the hell out of it as a = CPU renderer and then added GPU support as the icing on top of it - like = anyone with some sense does.
[Pour Myl=E8ne, ange sur = terre]
-----------------------------------------
www.mylenium.de

=20

Todd Kopriva <kopriva@adobe.com> hat am 5. = Juni 2012 um 23:20 geschrieben:

> > I'm trying to get my head around Adobe's decision to go = with the ray
> > traced renderer they did in AE6.=20
>=20
> I just asked a couple of the software engineers involved = about this decision, and they say that a ray-traced renderer is more = efficient for getting good-looking results for reflections, refractions, = and shadows than would be a scanline renderer. Our GPU-based ray-traced = 3D renderer is actually quite fast compared with anything that gives = comparable visual results for these light-related characteristics. That = said, the CPU-based renderer is slow, and we acknowledge that.=20
>=20
> As far hardware dependencies: We officially support a couple = dozen GPUs, and many of the high-performing ones (like the GTX 580) are = not expensive.
>=20
> +---End of message---+
> To unsubscribe send any message to <ae-list-off@media-motion.tv>
=20 =20

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