Can I link a path vertex to a position property via an expression?
I want to have curves and lines draw across or between points in a video clip that has hand held camera moves in it. I've motion tracked the points I want to use and assigned the tracking data to a...
View ArticleUnfolding Effect
I came across an animation that depicts a series of diagonal lines unfolding like a fan. The artwork is simple enough but I wasn't sure how to build this in after effects and I wondered if there might...
View ArticleVery basic Radial Wipe / Opacity expression
Hey Guys Sorry for asking what is probably a super elementary question. Why doesn't my simple expression below achieve the result of dropping the opacity by 25 for each quarter of completion? Am I...
View ArticleExpression on curve effect property
Hi, I'd like in my script to add an expression on a curve effect and it seems not supported. Here is a snippet to demonstrate my problem :...
View ArticleBlinking DOS Cursor with expression & text animator?
Trying to think of a way to having a leading blinking cursor with text animators (a la old school DOS computers) Got pretty close by using Character Value and Opacity and animating the Range...
View ArticleAdding wiggle a property that already has expression?
I have a pretty simple expression that connects a layer's X scale to a slider. temp = thisComp.layer("Tag4").effect("Slider Control")("Slider");[temp, value[1]] How would I add a wiggle to this? I...
View ArticleInterpolating between Shape/Mask Paths
Hi, At 1:48 in this video, http://vimeo.com/36068222, this animator has the character's face moving horizontally by animating a mask. Looks pretty easy to do. What I'm wondering, is whether it's...
View Article3D WARP/3DBEND: geometry expression no show?
"3D warp" as seen on tv.adobe "What's New", does not seem to be available on my version of CS6 AE (from disk). I'm not getting the geometry option even though,I have the 3D box checked and it is a...
View Articlecontrolling nulls with expressions
I am having an issue with an expression I'm working with. I am trying to produce a dynamic graph (among other visualisers) that appears to be being controlled by a datastream - the artifical datastream...
View ArticlePaths, Keyframes, and Expressions
Hi, Is it possible to change the shape layer path keyframes via expressions? For example:key(1).value = thisComp.layer("Reference").content("Smile").path;key(2).value =...
View ArticleAfter Affects Expressions
Which expression can I use to randomize two different colors?
View ArticleHow do I find where a Pick Whip Link goes
I've long ago created a bunch of pick whip relationships in a project, and can no longer find where the links go. If I look at the code it says content("Ellipse 1").transform.scale But I have about...
View ArticleDan's Universal Counting Clock
Hey Dan! I was trying to get your Universal Counting Clock to stop when it hits 00:00:00, but this part threw me: if (clockTime < 0){ sign = "-"; clockTime = -clockTime;}else{ sign = "";} I...
View ArticleExpression question: keep adding to value
Hi! I want to animate the cameras z-position based on an audio track. I have converted the audio to keyframes, but now I'm stuck trying to figure out how to feed the audio peak values to the cameras...
View Articlemask follows track point
I am trying to have an elliptical mask path follow a point that was motion tracked. how can i attach the center point of that mask (not the layer) to follow the tracked point? I've tried Nulls but...
View ArticleMath.pow(Math.E, time)
Hi folks! The expression "Math.pow( Math.E, time )" keeps giving me a "divide by zero" error. This seems to be similar to problems others have had, but the other solutions don't quite work in my case,...
View ArticleSway 3D object on Z-axis using slider?
Hi there,I have multiple objects (side by side) which I would like to sway on the z-axis as if the wind is blowing them. I already have their anchor points at the top of each object. I have a few...
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 Articlemoving layer to another layer at intime
Hi, i don't know expression except wiggle and stuff like that but i need to do something with it for an animation. i have a layer "A" which is handly animated and i want all others layer start from a...
View ArticleThe value of this expression
I was looking through some old tutorial projects and came across this expression [thisLayer.width/2, thisLayer.height/2] which was applied to the Wipe Center property of the Radial Wipe Effect....
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