Mailing List AE-List@media-motion.tv ? Message #45649
From: Byron Nash <byronnash@gmail.com>
Subject: Re: [AE] Layer Space transform onto parented layers
Date: Wed, 5 Sep 2012 17:17:13 -0400
To: After Effects Mail List <AE-List@media-motion.tv>
Thanks for the expression. I haven't had a chance to test it yet. I did not think of stacking the toWorld and fromWorld. What if the parented null is several parent layers deep? 

On Wed, Sep 5, 2012 at 12:39 PM, Darby Edelen <dedelen@gmail.com> wrote:

In order to transform the parented null to the unparented null you'll need to use an expression in this form; applied to the parented null's position:

l = thisComp.layer("unparented null");
p = l.toWorld(l.anchorPoint);
parent.fromWorld(p);

I can't confirm this is correct at the moment, but it should at least be close.

On Sep 5, 2012 5:37 PM, "Byron Nash" <byronnash@gmail.com> wrote:
I need to "constrain" one null to another with Layer Space transforms. The null that I am matching FROM is not parented at all. The one I am wanting to add the expression TO is parented several levels deep. I have tried various combinations of toComp, fromComp, toWorld, fromWorld, etc... What is the proper way to apply a comp position value to a layer that is inheriting many levels of offsets?

Thanks!

 
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