Return-Path: Received: from mail-wi0-f176.google.com ([209.85.212.176] verified) by media-motion.tv (CommuniGate Pro SMTP 4.2.10) with ESMTP-TLS id 5473115 for AE-List@media-motion.tv; Wed, 14 May 2014 15:02:29 +0200 Received: by mail-wi0-f176.google.com with SMTP id n15so7980619wiw.3 for ; Wed, 14 May 2014 06:02:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type; bh=1IAtc8C1vbLwPE4x3B1GjQHpT68kNrjG1aN6S9Gclc0=; b=qWJIG/CpnPvCd1HtPiIUsPJrNiTR80CdurDXVvW9tbuLeKFsGwilzwGEXCvkQ9lvWW oxIrn8v8kxF+1Kwm87e046etWDuXE9qRn2cZX+j//kgBnBZ5jZa5GDcv2QZG7DUKgC0L oVTHwCqY4OPv5NsAtxYyTUKDuE4Pp06lnlw0v2LWXv+QL5IWvEvwGYaEoEwt702ULOrd ArNRkNf+hqryyw85uTCDQRDWLX6lkt68oLhW/KgfDqShFaIqxbjXCcPTyge8QQdDSGn2 JWfTtIGqXAklK0ggIaMtMZNHxSeL4b7vFXgNT/LpaFfHiJXK+7dhz7ZrLAOvnV55SfbI d6QQ== MIME-Version: 1.0 X-Received: by 10.180.109.69 with SMTP id hq5mr3476014wib.30.1400072548710; Wed, 14 May 2014 06:02:28 -0700 (PDT) Received: by 10.217.55.137 with HTTP; Wed, 14 May 2014 06:02:28 -0700 (PDT) In-Reply-To: References: Date: Wed, 14 May 2014 14:02:28 +0100 Message-ID: Subject: Re: [AE] Doppler Weather Graphic From: D To: After Effects Mail List Content-Type: multipart/alternative; boundary=e89a8f3baa07ecff5504f95bca58 --e89a8f3baa07ecff5504f95bca58 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable I=E2=80=99ve followed the same general direction as you suggest Chris but u= sed Particular to generate the basic movement with a Mosaic preset on top. The preset was a great start point as it uses Fractal noise, Mosaic, Median and Tri-Tone which is perfect as I have a palette of 3 colours. I then added posterise time onto an adjustment layer for the whole comp. Much easier to create than I had imagined. Cheers. On 14 May 2014 11:48, Chris Zwar wrote: > Well these sorts of questions are always fun=E2=80=A6 here's thinking out= loud: > > - I'd be thinking about how these types of images are generated. I'd wor= k > greyscale and then use colourama at the end. You could eyedropper the > reference still to get the same colours. > > - The images are quite low res, and I'm guessing quite low FPS. So I'd > use the mosaic effect to make it blocky, and posterise time (either the > plugin or as a time remapping expression) to reduce the frame rate of the > animation > > - There's a subtle bend in the graphics. There are a few options for thi= s > in the distort effects, including CC bender, CC bend it and the old stock > favourite Polar Co-Ordinates. > > - I'd do the actual keyframeable animation in a pre comp. It could be as > simple as white blobs on a transparent background. You might be fine wit= h > animating masks on a solid, or using several small solids. But start wit= h > a simple base composition that has just the bits you need to control. Th= en > add noise and grunge in another composition - you can always use fractal > noise, turbulent displace, roughen edges to create a grungy version. > Remember - greyscale is fine. add colour at the end, that's how the rea= l > stuff is done. > > So: > > 1) Base pre comp with the main elements > 2) Grunge version > 3) Add mosaic effect and posterise time > 4) Bender / bend it / polar coordinates > 5) Colourama > > Have fun, > > > -Chris > > On 14/05/2014, at 6:03 PM, D wrote: > > Hi, > > I think I vaguely remember this coming up once before on here. I need to > create and animate a Doppler radar weather type graphic. Similar to this= : > > http://www.crh.noaa.gov/images/arx/top10/fayette0525.png > > I need to be able to control its centre point and also the position of > colours. The centre of the 'storm' would move between predetermined point= s > over time. > > Feels like a job for Particular but I'm unsure of the most efficient way > of going about it. I have 27 different positions for the 'storm' to move > between in a minute so ideally the only manual key frames I'll be pulling > will be positional. > > Suggestions for start points appreciated. > > Thanks. > > > --e89a8f3baa07ecff5504f95bca58 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable
I=E2=80=99ve followed the same general direction as you su= ggest Chris but used Particular to generate the basic movement with a Mosai= c preset on top. The preset was a great start point as it uses Fractal nois= e, Mosaic, Median and Tri-Tone which is perfect as I have a palette of 3 co= lours. I then added posterise time onto an adjustment layer for the whole c= omp.=C2=A0

Much easier to create than I had imagined.=C2=A0
<= br>
Cheers.


On 14 May 2014 11:48, Chris Zwar <= chris@chriszwar.co= m> wrote:
Well the= se sorts of questions are always fun=E2=80=A6 here's thinking out loud:=

- I'd be thinking about how these types of images are generated. = =C2=A0I'd work greyscale and then use colourama at the end. =C2=A0You c= ould eyedropper the reference still to get the same colours.

=
- The images are quite low res, and I'm guessing quite low FPS. =C2=A0S= o I'd use the mosaic effect to make it blocky, and posterise time (eith= er the plugin or as a time remapping expression) to reduce the frame rate o= f the animation

- There's a subtle bend in the graphics. =C2=A0Ther= e are a few options for this in the distort effects, including CC bender, C= C bend it and the old stock favourite Polar Co-Ordinates.

- I'd do the actual keyframeable animation in a pre comp. =C2=A0It= could be as simple as white blobs on a transparent background. =C2=A0You m= ight be fine with animating masks on a solid, or using several small solids= . =C2=A0But start with a simple base composition that has just the bits you= need to control. =C2=A0Then add noise and grunge in another composition - = you can always use fractal noise, turbulent displace, roughen edges to crea= te a grungy version. =C2=A0Remember - greyscale is fine. =C2=A0add colour a= t the end, that's how the real stuff is done.

So:

1) Base pre comp with the = main elements
2) Grunge version
3) Add mosaic effect an= d posterise time
4) Bender / bend it / polar coordinates
5) Colourama

Have fun,


-Chris

On = 14/05/2014, at 6:03 PM, D <dow.hanson@gmail.com> wrote:

Hi,

I think I vaguely remember = this coming up once before on here. I need to create and animate a Doppler = radar weather type=C2=A0=C2=A0graphic. Similar to this:

= http://www.crh.noaa.gov/images/arx/top10/fayette0525.png

I need to be able to control its centre point and = also the=C2=A0position of colours. The centre of the 'storm' would = move between=C2=A0predetermined=C2=A0points over time.=C2=A0

=
Feels like a job for Particular but I'm unsure = of the most efficient way of going about it. I have 27 different positions = for the 'storm' to move between in a minute so ideally the only man= ual key frames I'll be pulling will be positional.=C2=A0

Suggestions for start points=C2=A0appreciated.

Thanks.=C2=A0


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