lengthen or shorten vector
this may seem trivial, but vector mathematics is not my strong suit. if I have a vector between point A and point B, how do I shorten it (or lengthen it), but maintian a center point between A and B,...
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Expression request
Hi Guys, I tried to stay away from After Effects and concentrate on sound - but I have failed! I am hopelessly addicted to AE - there is no turning back! I have a question about expressions. I have...
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Always scale layer from comp center (not layer anchor point)
Usually if I want to scale a layer from any place other than it's center, there are two ways I do it: 1) Parent that layer to a null, then scale that null. (which is workable, but it adds another layer...
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Expression Query (adding an additional expression)
Hey there I shall try to explain this as best as possible and please refer to the images or links if the images fail to embed. the following code http://d.pr/i/keMI allows, on a certain dgree of...
View ArticleMultiple Expressions
Is there any way that I can patch the same expression in the same property layer multiple times? What if I would like my camera to execute the same expression at different points in the composition?
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Linking position to mask path?
I know I can copy and paste a Mask Path to a layer's Position and vice versa. But is there a way to link them live with an expression? I think I'm running into a problem with too many dimensions in an...
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Time remap multiple keyframe between markers
Hello to all!First of all, just want to apologize for my basic English. I will try to explain as clearly as I can. I have a complex animation layer, which is precompose in another comp which I want to...
View Articlecontrolling the boundingbox vertices
HiIm serching for the solution of controlling the boundingbox vertices left .right ,,,, by an expression But i just dont now from where i can begin or how to refers to the bondingbox in the mask path...
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Expression to move a copied layer in the oposite direction
Hi guys, I am embarresed to ask this one, but I am hoping that it is as simple as it sounds, and its not too much of a waste of time to ask! I have footage of one of our ships flying against a blue...
View Articlewiggler expression for position
I want to have a random movement on a layer using the a wiggle expression but I only want it on one axis.Using this:wiggle(1,50)makes it pop around on the screen, so what do I need to add to this to...
View ArticleHow do I wiggle numbers?
I'm doing a video for a physics project about the physics of skiing in which I will show my speed in miles per hour at the bottom of the screen. The way I'm calculating my speed is by using my...
View ArticleNoob Question: Move a layer in the opposite direction of a different animated...
So say that I have an icon that I animate on the Y-axis +40px, but instead of trying to hand key the other layer each time, is there an expression I can write to have the other layer move in the...
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Is there a way of grabbing the name of a shape layer without referring to it...
similar to 'thisLayer.name', is there a way of being able to grab the name of a shape layer without referring to it specifically? I'm wanting something like 'thisShape.name' rather than having to...
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AE Expression for extending mechanical arm?
Hello I am pretty sure you can do this but I cant make it work....Basically I want to make a mechanical extension arm kind of like this But without the boxing glove.... I have been messing around with...
View ArticleStoring a position value from the previous frame
Hey guys, So, I'm trying to assign the X value a null object had at the previous frame so I can continue to subtract a number from it cumulatively. I'm trying to assign it to a variable (prevframe)....
View ArticleExpression Issue - Photo Slideshow
Dear forum, I need some advice on expression settings in After Effects. The project I am working on is a slideshow with 300 photographs. They move from left to right (panning horizontal while...
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Expression Query (adding an additional expression)
Hey there I shall try to explain this as best as possible and please refer to the images or links if the images fail to embed. the following code http://d.pr/i/keMI allows, on a certain dgree of...
View ArticleUsing clip markers to drive layer opacity
Hi folks, I need a little help with an expression. Your input would be most appreciated.I'd like to have a solid layer in my comp which has 0% opacity most of the time, but has 100% opacity only on...
View ArticleChanging a solid/shape size based characters in text
is this possible thru expressions? please point me in the right direction - i am fairly good with expressions but this tis action stumps me
View ArticlePossible to store a variable in one comp and accessible to all other comps.
Hi There, This question is mainly for architectural reasons. Is there a way within the After Effects project file, to declare a global variable that is accessible to all comps? I want to simply...
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