bezier warp expression - slowing amplitude and velocity with fast decay
I've been working with an expression from Dan Ebberts Vibrating strings which I have modified to create a bending effect on a solid shape This part is applied to a slider expression of the solid veloc...
View ArticleReading thisComp FPS?
In this global expression: timeToTimecode(t = time + thisComp.displayStartTime, timecodeBase = 30, isDuration = false) Instead of being coded to 30, is it possible for timecodebase to read the...
View ArticleCreate sphere on keyframes with expression
Hi, I've just begun to learn after effects and could use a little help. I have a small solid wich is moving around on the comp. This is done using expressions. What I would like to do is first to...
View ArticleFade out on every keyframe
Another newbie question.Tried this expression on a layers opacity: d = Math.abs(time -transform.position.nearestKey(time).time);easeOut(d, 100, 0) The idea was to make the layers opacity go from 100%...
View ArticleCamera Zoom Expression
Hi All, I've been recently using a workflow I quite like to create hundreds or thousands of instances of a 3D object in AE, and I'd like to take some of the guesswork out of it with an expression for...
View Articlestart operation on layer time instead of comp time
I cannot get this peice of code to start to work its magic att the beginning of the layer its applied to instead of the beginning of the comp the layer is in. veloc = 10; amplitude = 150; decay =...
View ArticleComp Markers to Time Remap?
Hello, I'm in need of an expression whereby a marker value in one comp will drive/equal the time remap value of another comp. as an example: Within a comp (MarkerComp1), I have a layer (MarkerLayer1)...
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How can I use layer axis versus world axis to animate?
Hi all, I'm open to alternate ways to approach this. I'm trying to create a sphere using several images. Say, 200 images, arranged in 3d space so they face outwards and are all forming one large...
View ArticleRepeaters: a=1; a++; Only repeat a++; !!
I'm trying to make the repeater's distance increase by 1 each time. Therefore I need my declaration of 'a' to be outside the bit that gets repeated. How do I do this?
View ArticleConverting a point control to a slider
Some old plug-ins like Linear Wipe have a simple percentage slider to control the amount of wipe. However, I'd like to align a linear wipe with a motion tracked point. How can I convert XY data into a...
View Articlefollow a leader with delay
hi i have bunch of layers all distributed in z space.All in a row.So,they have all differenent position data.Now the first layer starts to move towards the camera.After a specific time i.e 1.5 secs i...
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Extrapolated null position based on two tracked points
The photo is pretty self-explanatory. If I have two tracked points, how can I determine the coordinates for a third position? I plan on wiring the distance of the extrapolated null to a slider to...
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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...
View ArticleTracking puppet pin tool with null object track(HELP)
I'm trying to track my puppet pin tool to a null object. I am using the code n=thisComp.layer("NullObject_Name"); nullpos=n.toComp(anchorPoint); fromComp(nullpos); But ever time I assign the name of...
View ArticleRotation and Layer Space Transforms
Hi, I know toComp can be used to find a layer's position in the composition's space. And toWorld can be used to find a layer's position in the World's space. But is there a way to find a layer's...
View ArticleHow to wiggle a layer on odd frame numbers.
Hello. I am using AE CS6. Now I am trying to make an cartoon animation, and now I am trying to wiggle some layers' position.But I don't want to wiggle the layers on every frame. I want to wiggle them...
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 ArticleChange opacity precomp layer expression
Hi, I want to control my precomp layers opacity within my maincomp by changing the layername. For example: If my layer name(in the maincomp) is "A" only the layer called "A" in the precomp will show. I...
View ArticleBlinking Cursor
I have been using an expression for blinking cursor text but wanted to see if it can be enhanced. Here is the expression that I used Apply to the Text Source of a text layeradd a slider controls to...
View ArticleGPS data in Position Expressions?
I have GPS tracks of ocean drifters that I would like to animate with georegistered satellite images at specific time intervals. The objective is to show people how NOAA combines satellite observations...
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