Questions tagged [animation-nodes]

An add-on that provides a node based visual scripting system designed for motion graphics in Blender. This tag should be used when asking about how to use the add-on and not when asking about animating nodes in general.

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1answer
367 views

Blender Animation Nodes Particle Information

Blender Animation Nodes (BAN) How does the Blender user obtain the Particle Rotation Data in a later version of BAN, visible in a previous version of BAN? Short and sufficient answer please. A ...
2
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1answer
552 views

Move object along a list of objects in Animation Nodes

I have a list of objects and I want to move an object along the path connecting each two consecutive object in the list, where the object takes one second to move in each path. Currently, I have this ...
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2answers
913 views

Starting an animation on the birth of a particle or using animation nodes?

I have a problem with the particle system. Context: I have a cube that emits particles. On another layer, I have 3 objects that change shape over time. I group the 3 objects and use the group in the ...
2
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1answer
820 views

How does code execution work in an Animation Nodes node tree?

I need to understand the basic foundations of how the Animation Nodes add-on calculates and executes code. So there is Auto-Execution, then options like Always, Tree Changed, Frame Changed, Property ...
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1answer
324 views

Animation nodes loop text problem

Hello wonderful people! A problem solving mind needed here... I have expired the use of mine... AIM: To create a text animation sequence (for character dialogue) with a style that types into ...
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1answer
160 views

Animation Nodes: How to unzip a list

While searching for an answer for this question here Exponential replication of object, I came across an issue which I think should be easy to solve, but somehow I'm either blocked or stubborn. I've ...
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3answers
522 views

Random selections with animation nodes

Me again. Have progressed with my project and now have a group of independent items (quarter-coloured spheres) and now wish to have an animation that rotates spheres at random through one radian. I'...
0
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1answer
849 views

Duplicating Objects with Rigid Body Settings

I am using Animation Nodes' Object Instancer to duplicate an object with Rigid body settings. A far as I can tell, the physics settings are being duplicated on the cloned objects, but the physics ...
4
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1answer
780 views

There is no object info node in Animation Nodes addon

I use blender 2.76 official build for Linux, with 1.0.1 Animation Nodes addon, and I don not have object info node to get object velocity. According to this tutorial it does exists: https://www....
4
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2answers
905 views

How can I know the speed of an object inside a loop?

I want to affect some shapekeys based on the speed on the Z axis of a set of objects that are being moved inside a loop. This has been my approach... But something is failing
3
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1answer
283 views

Creating trails using Animation Nodes by delaying the frame of the following polygons

I would like to create a trail of polygons that follows an animated object. Initially, I used the following node tree: To create the edges that should compose the trail, it produces the following ...
3
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1answer
148 views

Animation Nodes: How do I make text hiccup?

Whether this might be challenging or not, I'm keen to study AN nodes for future uses as in motion graphics. Any assistance is appreciated. Thanks in advance. I am not too fussy on font types or ...
2
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1answer
271 views

Animation Nodes and Boolean Modifier

Using this setup in animation nodes I created a phantom effect for my text with a wave modifier, but when I apply a boolean modifier it gets rid of the transparency of my text. Is there a way to apply ...
2
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1answer
309 views

Animation Nodes - Blend distribution of objects on a curve into another curve

I've been trying to recreate the effect from the Cinema 4D tutorial below: https://www.youtube.com/watch?v=BPv2HVvQfGo I'm stuck at 9:55 where he uses the inheritance effector to be able to morph ...
2
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1answer
172 views

How to calculate a difference between current and previous location vectors using animation nodes?

In my node tree I have a location vector that is streamed from a sensor, how would I calculate a difference between current and previous location vectors using animation nodes?
2
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1answer
588 views

Animation Node Grid Animation

I know this question isn't directly blender related, but I hope someone with more experience with the animation nodes addon could point me in the right direction. I'm currently trying to create a ...
2
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2answers
901 views

How can I use the new BVH nodes to know if a certain object is inside a volume?

The idea is to drive properties like scale if an specific objects is inside a give BVH volume.
2
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1answer
104 views

How to make multiple strips for a wipe with Animation Nodes?

This is my original strip in Moho Pro. When I group strips while moving each a little to the left and delaying them each by a second or two, this is what I get. Now how do I reproduce that with ...
2
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1answer
389 views

How can I cast a text element to float in animation-nodes?

I read some data from an external csv file into animation nodes, split the lines into individual parts (data columns) containing floating point numbers and want to use these floating point numbers in ...
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1answer
185 views

How to save Animation Nodes cache without baking to mesh?

It seems like all caching data from Subprogramm is purged after closing a file, but can we re-use this internal cache? I was thinking about running few instances ...
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1answer
206 views

How Do You Stack Instances on Z axis with Animation Nodes 2.0?

I'm relatively new to blender and extremely new to Animation Nodes 2.0. (I found out about it 2 days ago). I'm trying to make a cube falloff animation but I can only stack the cubes on the X and Y ...
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3answers
778 views

How to simulate blustery hot air & cold air in Blender

I want to see the behaviour of hot & cold airs against each each other. In one experiment, please try cloud particles with hot & cold airs. In another experiment without clouds, please use ...
9
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1answer
464 views

How to animate an object so it follows the slope (normal) of another object?

I'd like to animate an object moving over a surface and have the object positioned so it follows the slope (normal) of the surface. Using a shrinkwrap constraint, the object will follow the change in ...
4
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2answers
975 views

What is node tree execution in the animation nodes addon and how should it be used?

I am new to the animation nodes addon. What exactly is node tree execution? It seems to be necessary for the updating of the 3D view, which is strange because when using Cycles nodes, everything ...
3
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1answer
1k views

Create a Mesh with vertices

If I have a list of vectors. Then how can I create a mesh out of it using the vectors as vertices? I don't wan't to create a mesh before that exactly matches the vertices count to the one of the ...
2
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1answer
475 views

Animation nodes - Driving scale attribute from a CSV list to create a bar chart

I'm stuck with the 'For Loop' part of my project in Animation Nodes. I'm trying to create a bar chart with each of x bars scaled to a high set by some CSV data. I've got my .blend and it feels so ...
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1answer
359 views

Best sound baking settings

I'm building an audio visualizer in Animation Nodes. It's working well, but there's always just a strong peak, rather than well distributed activity across the board. I've been trying various ...
2
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1answer
773 views

Use a collection as object inputs in Animation nodes

i;m trying to use animation nodes for the first time. I've made a sub program which does what it's supposed to (scale objects up as a sweeper object goes past them in the X axis) , but How can i make ...
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0answers
3k views

Convert Animation Nodes to Object and Keyframes

I have This Node Tree in Animation Nodes: As you can see it creates objects and edit their location. but When I render, even If I normally bake all the Dynamics, the cache disappears and then it ...
2
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1answer
361 views

Is it possible to create vector fields based on a math equation?

If creating a vector field based on an equation is not possible, how create an equation-free 3-D vector field in blender? The arrows should have color based on the magnitude of force they exert on ...
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0answers
90 views

How to decode many words in a sequence?

I am trying to randomize some words from a list. The idea is that each letter of the word randomizes until it forms the word and then skips to the next word. Basically decoding the a list of words. ...
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0answers
53 views

Animation nodes´ path animated camera is not smooth

I got an animation node script from this question (Is there a way to animate a camera along a curve at specific speed?) and the node tree looks like this: The setup works well (thanks for ...
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1answer
127 views

Color with falloff | Animation nodes 2.1 in blender 2.81a

I have these squares that spin 90 degrees when the falloff passes over them, I want them to change color from blue to magenta at the same time, I've made this array to clone one and got the color to ...
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1answer
195 views

Is it possible to create a mesh between two different objects that has single edge via Animation Nodes?

I'm not really that good at animation nodes, but want to know if it is possible to create a mesh or fill a plane between two edges. I was planning to make a trail using animation nodes, so I have this:...
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1answer
57 views

Animation nodes, instances orientation in a Dodecahedron

I'm trying to orient instances so that they align correctly to form same shape of the Mesh Object Input, here a pentagonal faces Dodecahedron. I've used Vertex Group Input to control the Guides param. ...
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1answer
178 views

How can I compare normals in AN with python

I am trying to create a script that assigns a differente rotation to polys according to their normals but I can´t figure out how to do it. This is my script so far. ...
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1answer
235 views

How can I sort a polygon list in AN based on the center distance to some specific point?

I think that the question is self explanatory.
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1answer
129 views

How to store and access generated data in a project?

I have written some code to work in conjunction with Animation Nodes to use MIDI files to drive procedural animations. It works wonderfully, but I want to refactor and polish it before I release it. ...
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2answers
195 views

How do I set the Vertex color from a loop?

I'm trying to instantiate multiple objects and set their Vertex Color from a predefined Color List. For some reason it always applies the last color to all of the objects. What am I missing here?
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1answer
585 views

Animation Nodes - Offset object location

I'm trying to Offset the location of grouped objects with a falloff object. I cannot use an instancer because in the final project all the objects are different. Here is the basic setup : an empty ...
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1answer
184 views

Save value on first occurrence in Animation Nodes

In this setup Random number defines Y position of Empty, which is shrinkwrapped-constrained to "Array of stairs". I'd like to save Z value (orange circle) in memory, when the first positive number ...
1
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1answer
126 views

Is there a way to address the shrink / fatten / radius values of individual vertices on a curve with animation nodes?

I want to drive the fatness / thickness / radius of parts of a curve using a sound source and can't see a way to address the individual points / vertices in animation nodes... I thought that I could ...
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1answer
152 views

Can Fractured mesh offset along curve in Animation nodes?

I want a help, I want to transform a fractured object along curve procedurally in animation nodes.
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0answers
418 views

Blender - Undefined Socket Type in animation Node

I am trying to learn the function "Particles Stick to side faces". Particles stick to side faces However, I installed animation node in blender and find some source node in the node editor become ...
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1answer
80 views

How to get instanced object from particle system at location?

I need to check which object is instanced at a certain location. The particle system spawns a collection of objects either as is or with the “Use Count” feature. At the moment I found a way to get ...
0
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1answer
33 views

Matrix won't stay on my plane

Hi i need help on making these cubes stay on my plane, the location part is easy to do, but the rotation only rotates on it's bounds, not the group's bounds any way i can fix this?
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1answer
280 views

How can I transfer UVs from a source to a target using Animation Nodes?

I'm trying to manipulate mesh data of an object using animation nodes. While the manipulation of the data works just fine, I always lose the UV maps when generating the output object. I've provided a ...
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1answer
810 views

Addons failing in 2.79 daily builds, here is the error

Some addons like Cubesurfer and Animation Nodes are failing to initialize in latest Daily Builds of 2.79, can someone tell me how to solve this? Here is the error: Traceback (most recent call last): ...
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1answer
101 views

How to call vertex groups in Animation nodes [SOLVED]

I would orient some instances by vertex normals, but i'd like to control orientation by vertex groups, to give z negative values to some instances, like in the pictures.is it possible? i've tried with ...
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2answers
169 views

How to distort still image or gif animation

I found this gif animation in Twitter as shown below. Now I want to know how that is done. I wish to put flickering effect on any still image. I'd like to use that technique on not just still images, ...