Questions tagged [geometry-nodes]

Use this tag for questions regarding Geometry Nodes, added to Blender in version 2.92 as a new way to manipulate geometry in a Blender scene.

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Geometry Nodes fbx file import?

Hello! I'm using geometry nodes. In Shading nodes, there is "Image Texture"(picture) to import outside blender. So I just wonder is it possible to import fbx 'file' in Geometry Nodes.
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How to Make flower petals compressed INSIDE a Sphere

i want to make flower petals compressed INSIDE a Sphere. just like this image. i just want the petals inside , not the sphere part nor the upper part
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About getting vertex positions between two models by geometry node

I want to do the following. I want to acquire the vertex position information of two models A and B with the same structure at the geometry node, blend them, and then reflect the result in the model. ...
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18 views

Sinusoidal damping from distance object

I am attempting to replicate blenders wave modifier using geometry nodes but have run into a hurdle trying to implement damping(fall off), due to a limited understanding of maths. I'm combining these ...
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21 views

I am having a problem with geometry nodes fields [closed]

I can’t find point nodes or delete geometry node on the update. Can someone please help?
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1answer
28 views

I want to change between geometry nodes via script instead of the dropdown menu in the properties section

i added a Geometry Node Modifier via script to a grid i have, now i want to change this modifier from the default empty geo node to a geo modifier i already finished, which sits on an object in the ...
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1answer
14 views

Vector Rotate random on two axis (geometry nodes)

I'm learning a bit about geometry nodes, and they are great, but it's not always clear how to control them the way you want. So, in the scene I'm trying to align the human figures in front of the ...
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17 views

Why it doesnt align the torus along the subdivision surface? [closed]

So, I'm using geometry nodes to make a nice effect on the drill bit and then animate it, I'm using the Suzanne monkey as well as an example to then apply it on my drill bit, but then I cannot ...
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1answer
33 views

How to add color based on height of a single geometry nodes mesh

what can i do to get a effect like this https://www.youtube.com/watch?v=F1kBax6Z8s4 . i have made the animation in geometry nodes . how can i then affect the opacity of the single letters according to ...
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1answer
34 views

Geometry Nodes for Manipulating the shape of animal scales

I am currently working on a way to cover a model with scales in a modular way. Therefore I’m using a triangulated mesh, where every vertex gets replaced by a Scale. So far, everything works quite ...
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13 views

How can I apply individual softbody physics to geometry point instances

I have an animation of a DNA helix I'd like to produce, with leaves growing off of it. I've created instances of stalks on the DNA helix, but they copy the softbody modifier on the stalk object, ...
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Texture coordinate isn't working as desired when shading distributed plane with icospheres using geometry nodes

I'm trying to create an animation using a plane distributed with icospheres that is affected by another shape using the proximity attribute in geometry nodes. Now the problem is when I use a texture ...
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is there is a node, among geometry nodes, that outputs an object ( orange slot )?

I would like to make a grid of lines: how to transform lines into objects that I can plug into "Point instance" ? I have inspected all the nodes, there is no node, in the current release of ...
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Can't find option to enable new experimental fields option [closed]

I have downloaded the experimental build temp-geometry-nodes-fields for Linux as per the instructions on the Blender website to enable the new geometry nodes fields ...
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50 views

why are Geometry Nodes results invisible to render?

I have made a geometry nodes Setup in 2.93 that turns this: into this : Un fortunatly, When I go to Render, I see this: I know the mesh is still There, though, because when I go to edit mode, the ...
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Is there a way to force blender dynamically calculate the (random values of) Geometry nodes for instances used in another geometry node modifier?

Currently just playing around to learn ins and outs of geometry nodes. I am trying to make a bush-like plant - that potentially could be used as a branch for a tree, and possibly the trees would be ...
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25 views

How to avoid linear chains while using geometry nodes?

I am following this tutorial to create a moving spiral hypnosis shape. In the video, he goes about doing it by chaining together everything linearly, something like the following: ...to get the ...
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How to copy object's name to that same object's Geometry Nodes modifier's object input with Python?

I'm following this tutorial and it requires some intense manual labor in the section where the video starts in the link. How can I copy object's name to that same object's Geometry Nodes modifier's ...
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1answer
44 views

Geometry nodes - Trim Curves with different values

I've created geometry containing of 3 overlapping circles (pic 1, pic2), and rotated each circle 120deg on Z axis (pic2). Then I've generated a mesh line of 2 points, and instanced my previously ...
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1answer
38 views

Can't find nodes in node editor

I'm new to blender so forgive me for the noob question. I created a new material, but can't find it in the node editor, I tried to follow instruction from other posts in this forum but haven't found a ...
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1answer
21 views

Geo Nodes: Align point instance to normal - tangent

I am attempting to replicate blenders particle system alignment using geo nodes. the issue I'm having is that I cant get the particles to stay upright, is it possible to align to something like normal ...
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Count of instances in Geometry Nodes

I am using Geometry Nodes in Blender, based on an input image, and scaled instances based on the image color. Is there a way to know how many instances are display (scale > 0) ?
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2answers
43 views

Geometry Node : Point Instance with normal

I'm using Blender 3.0.0 alpha. I want to copy object to line (point instance) with maintaining object's normal, but I can't find how to it. Someone said using Align Rotation to Vector, but it doesn't ...
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Access sculpt brush features with geometry nodes

Can you access sculpt brush features with geometry nodes? I would like to automate some sculpt processes with geometry nodes, is this sort of thing possible? For example i would like to control the ...
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3answers
57 views

How do I enter rotation values in radians?

I personally prefer to use radians instead of degrees whenever possible, is just more comfortable to me. Is there any way to set blenders UI in a way where I never have to use degrees ever again and ...
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How to project previously mapped textures onto geometry?

I'm currently working on a project where I've used instanced geometry of a plane on top of a base object to create a pinata-like look on the base object. I have already mapped the texture on the ...
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32 views

Using geometry nodes rotate a displacement texture around object

With the displacement modifier you cannot free rotate the displacement texture around an object it is limited to specific axis. I want to use geometry nodes to rotate my displacement textures around ...
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Cycle through integer input values in geometry nodes

I am searching for a way to cycle through my input values in geometry nodes but can't find a simple way. Lets say my inputs are integers from {0, 1, 2, 3}. What i want to achieve is that if the value ...
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1answer
33 views

How to use edited lattice?

is there any way to bind an object to an edited lattice ? the way that the geometry at first don't changes , instead it takes changes after binding ? Something like mesh deform but with lattice ...
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34 views

Using geometry nodes with curve modifier causes materials to be stripped

I'm using geometry nodes to create a procedural road with barriers / signs etc., I then apply a curve modifier for the road to follow a path which works as expected except that it strips the materials ...
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14 views

Is there a way to have box projection on a scaled and rotated Geometry Nodes object?

Lately I've ran into an issue where I can't seem to get a texture to box project nicely onto a GeometryNodes object, which I duplicate around the scene, rotating/scaling differently each time. The ...
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1answer
12 views

Blender Spreadsheet Not Generating Data in Geometry Node

I am creating a basic geometry node and it was first creating the x,y,z values of the Line in the spreadsheet as show below. However, when I pointed the geometry node to a Point instance the x, y, z ...
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1answer
26 views

How do you align objects along a vertex using geometry nodes

I'm using geometry nodes, trying to align my trees along a plane with beveled edge, however they are not standing perpendicular to the plane (or directly vertical as I want them), instead they laying ...
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1answer
93 views

In Geometry nodes, why do I need to define the scale attribute before it can be used?

Using the scale attribute in the Attribute Vector Math node causes the error "No attribute with the name scale". However, if I add a Point Scale node, it works. On the other hand, if I were ...
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1answer
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How does the factor work when the attribute mix node is set to "multiply"?

In this practice project I am making a sphere with extruding rocks. The scale of the rocks depend on how close the selected empty object is to the sphere (as shown in the second image). In the first ...
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3.0.0 Alpha Geometry Nodes - Transforming Instanced Objects

In the 3.0.0 temp-geometry-nodes-field-prototype build, transformations to vertices such as scale and rotation are not applied to objects instanced by the point instance node anymore. I was wondering ...
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1answer
55 views

irregular shaped building

I am creating a dystopian city and I would like to create a series of irregularly shaped buildings from a displacement map of a wall I have downloaded. I have turned the displacement map into a series ...
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2answers
157 views

Make points out of faces instead of vertices in geometry nodes

Geometry nodes uses vertices as points by default so when i feed the mesh to Point Instance it instances the selected object across the vertices. How do you switch to the centers of faces?
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How to use Geometry Node 'Point Distribute' with Cycles Displacement

Not sure if this is even possible, but is there a way (using geometry nodes) to scatter points along a surface in a cycles render if said surface has a displacement? (Not only a bump.) As it stands ...
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1answer
29 views

Exposing geometry nodes attributes

Is it possible to output an attribute as a float/int/bool input value to another node? In my particular example I have a switch node and want the "is_exploding" attribute to drive the switch ...
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1answer
111 views

How to make a reverse particle dissolve effect?

Does anybody know how to recreate this effect in blender? I searched on YouTube but couldn't find anything similar. Can something similar be done with AN/GN? https://www.youtube.com/watch?v=...
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Geometry nodes point instance sort

In Geometric Node -> Point Instance, currently I can only randomly control the arrangement order through seed. Can I arrange it in order(1、2、3、4、5、6)? Thank you for your help:)
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29 views

Is there a way to access spreadsheet data?

I love new spreadsheet editor. It's good to have it together with geometry nodes, but I think there is one feature missing. I can't export data to external file (I'd like to use it outside Blender). ...
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Why would a plane displaced with Geometry Nodes not appear displaced in Cycles Rendered View but does in EEVEE?

I'm experimenting with Geometry Nodes after following the Entagma "Alien Orb" tutorial on YouTube. I'd like to develop a general method for creating complex procedural cavities on arbitrary ...
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Single continuous Mesh Line that intersects Empty Objects (Geometry Nodes)?

I was wondering if it's possible to create a single continuous line with Geometry Nodes. I want to make a cable that intersects predefined Empty objects but as you can see the line is broken.
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Wiggle Value in Geometry Nodes

Is there an equivalent in geometry nodes to the Wiggle Vector/Wiggle Number/etc. in Animation Nodes? I don't see any "wiggle" values in geometry nodes. I know one workaround would be using ...
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27 views

Procedural Ivy with Geometry Nodes

I know there's the ivy gen addon for blender, but I'm wondering if anyone has an approach to recreating such an effect with geometry nodes? The curves of the ivy need to stick to the surface of the ...
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1answer
51 views

How to get "object texture coordinates" in geometry nodes?

Do someone knows how to use object texture coordinates in geometry nodes, like we can do it in the shader editor for materials? I would like to keep the sampled texture size proportions for the ...
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Stadium Seating Letters

I'm trying to add letters to stadium seating, to make a custom version of the title sequence of Ted Lasso. I modeled a simple version of a seating block, but now I have to add the letters to it, and ...
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43 views

Using a custom attribute to drive a seed value in Blender Geometry nodes

I am attempting to use a custom attribute 'rand', generated via the Attribute Randomize node, to drive the Seed value for a Random Float node: I have been unable to find any nodes/combination of ...

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