Skip to main content

Questions tagged [geometry-nodes]

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

Filter by
Sorted by
Tagged with
3 votes
1 answer
153 views

How Do You Randomly Translate Vertex Groups for Individual Instances for Instances on Points?

I've created several instances of an object on points along a mesh line (see below). I would like to disrupt the uniformity by translating the vertices at the left and right ends of each instance by a ...
Andrew's user avatar
  • 61
2 votes
1 answer
43 views

How can I add a Geometry attribute/ parameter to a Modifier Geometry Node and name it?

How can I give a name to a parameter of a Modifier Geometry Node? I have read: https://docs.blender.org/manual/en/latest/modeling/modifiers/generate/geometry_nodes.html https://docs.blender.org/...
Torsten Knodt's user avatar
1 vote
1 answer
54 views

How can I split and remove partially overlapping faces without Mesh Boolean?

I have managed to remove overlapping faces using the Geometry Proximity node. However, for intersecting overlapping faces, I couldn't figure out how to partially remove the overlapping face without ...
Harry McKenzie's user avatar
1 vote
1 answer
41 views

how to use geometric nodes to deform geometry instances with curves?

I followed this tutorial, but ran into a problem creating instances. What I want to do: I want the geometry nodes to create instances of the object I place as a reference and deform it along curves. ...
AquaMan's user avatar
  • 11
0 votes
0 answers
26 views

Repeat zone with raycast issue

I'm trying to follow this tutorial for creating a ball(s) bouncing inside a cube using geometry nodes. I figured I could go a step further and instead of repeating raycast nodes manually I could use ...
Broly's user avatar
  • 113
1 vote
0 answers
26 views

Instances moving along path want to duplicate and create an echo like effect

I have this set up which I like, it simply lets me slide the object along the curve. I was interested in knowing if it's possible to duplicate then offset the effect plus scaling down or up the ...
It's Just Chris's user avatar
3 votes
2 answers
152 views

Is it possible to animate a transition between two XYZ Math Surfaces?

Using the Add Mesh: Extra Objects add-on, I have set up a group of XYZ Math Surfaces Add > Mesh > Math Function > XYZ Math Surface which generate various parts of a single mesh object, with ...
Lawton's user avatar
  • 323
0 votes
0 answers
54 views

Maintaining collection structure when appending assets with Geometry Nodes modifiers applied to them

I marked an object as an asset. It has a complex Geometry Nodes modifier that uses "object info" and "collection info" nodes to import other objects. These referenced objects are ...
Pieter Léon's user avatar
2 votes
2 answers
116 views

How can I make the edge geometry fully join?

I want to convert edges into steel frames and ensure they are connected. On the left is a default cube with Geometry Nodes - the problem is that the new geometry of beams/edges doesn't fully join like ...
Felipe Balmant's user avatar
7 votes
3 answers
556 views

How to make an Equilateral Triangle Grid with Geometry Nodes?

I’ve been dying for an equilateral triangle grid mesh within geometry nodes for a while now! I was attempting to make an equilateral triangle grid that can be controlled by the input parameters ...
Obfuscate's user avatar
  • 702
0 votes
0 answers
42 views

How to append collections with GeoNodes in Blender while reusing data and maintaining object control

I want to append a collection containing objects with geometry nodes modifiers applied to them. After appending, I still need to be able to manipulate the individual objects in the collection as usual....
Pieter Léon's user avatar
2 votes
1 answer
121 views

How can I decrease the leaf amount by branch size?

I am trying make a branch with leaves, but there are 2 problems: I decrease the branch size by spline parameter, but the number of leaf Instances (Icospheres) doesn't change. How to decrease the leaf ...
Velo Song's user avatar
5 votes
2 answers
338 views

I don't get how the “edge angle” node works

I'm trying to figure out how the “edge angle” node works: I can't get the right angle on the right line, there's always an offset and I can't figure out where my mistake is. In the attached example, ...
Humfred's user avatar
  • 55
1 vote
0 answers
36 views

How to prevent Blender from renaming appended objects' shared data blocks

I'm running into an issue with appending objects in Blender. I have a file (File A) with several objects that share the same Geometry Nodes modifiers, Node Groups, and materials. When I append these ...
Pieter Léon's user avatar
0 votes
0 answers
27 views

Using a greyscale image as a weight map for point distribution

I imported this image with blender GIS using the basemap on mesh option. I'm trying to use this image as a weight map that distributes points randomly on my mesh, where darker colours indicates a ...
Samy Dupont's user avatar
2 votes
2 answers
206 views

Merge Curves via Geometry Nodes

I'm trying to create speech bubbles using Geometry Nodes, allowing for different shaped tails and positions of the tail. I can't figure out a method to join the curves in a smooth way such that the ...
Black Fox's user avatar
  • 180
2 votes
1 answer
238 views

Understanding The Purpose - Capture Attribute

I've been learning to use Geometry Nodes lately & stumbled upon a question. In the simple setup I made (showed in the screenshots) I use the Capture Attribute node in "Float - Point" &...
Nik's user avatar
  • 23
0 votes
1 answer
73 views

Geometry nodes: How to snap curves points to nearest surface?

I would like to snap all distributed curve points to the nearest surface of the source. See my example. In my example I'm distributing generated mesh lines on a source mesh (Torus). My goal is to ...
Christoph Werner's user avatar
3 votes
1 answer
487 views

How can I make text look like a digital message board with geometry nodes?

Here is what I am aiming for: Here is what I currently have: As you can see i've tried using a basic distribute points of faces node setup to turn my text into “pixels” but i don’t know how to make ...
Drawlistics's user avatar
0 votes
0 answers
36 views

in blender 4.1 is it possible to add vertex groups without pre-existing geometry with pre-existing groups?

I have only seen blender 3.0 workarounds. Is this no longer issue in blender 4.1? if it is no longer issue, how does one create group? I have tried 'named attribute' but does not work so assuming it ...
Matteh's user avatar
  • 23
0 votes
0 answers
34 views

How can I rotate the face normals in this way in geometry nodes?

How can I rotate the face normals in this way in geometry nodes?
mikhail lomakin's user avatar
1 vote
0 answers
37 views

Disintegration effect on several parts of the mesh using geo nodes

I have created Geo nodes with a simulation for a disintegration effect (I followed this video: https://www.youtube.com/watch?v=xlVuIh3td9g ). Currently, there is a boolean that determines where the ...
N03's user avatar
  • 485
1 vote
1 answer
49 views

Scattered objects are too small and moved to the side

I'm using Blender for the first time and I'm following the donut tutorial by Blender Guru on YouTube. I want to distribute 4 different types of long sprinkles on my donut icing. It worked with the ...
S12345's user avatar
  • 11
1 vote
1 answer
57 views

Trouble with point visibility at boolean intersection edge with Geo-nodes. Trying to make a disintegration effect

Im trying to make a disintegration effect using geo nodes. My plan is that when my boolean intersects the plane, particles appear at the intersection. My problem now is that when I’m trying to make ...
N03's user avatar
  • 485
0 votes
0 answers
36 views

Smarter way of changing Evaluation Domain?

Is there another way of doing this? I want the length of each hair curve per point, but Blender calculates the length of each point based on the previous point rather than based on the length to the ...
AAA Yerus's user avatar
2 votes
1 answer
59 views

How can I select objects in collection to be visible with Geometry Nodes?

I want to create expressions set to make animations, but I want to swap between them easily with Geometry Nodes or any other add-on available, any idea? Thanks in advance.
Edgar Montes de Oca's user avatar
0 votes
1 answer
39 views

How I can index collection's intances in geometry node?

I don't know how to use Geometry Node, but I need to apply a Invisible material to all the objects in a collection but one. It's a bunch of face expressions so it's a plus if I can select Left and ...
Edgar Montes de Oca's user avatar
0 votes
1 answer
52 views

Select top/bottom vertices in a cube using geometry nodes

I've got a basic cube and I would like to have different instances of objects for top vertices and bottom vertices. My idea is that I need to separate the cube and calculate which point is above which ...
Solumath's user avatar
1 vote
0 answers
65 views

Need help for tube like surface in geo-nodes

I would like to do something similar to the picture posted here. Geo-nodes would be great, so I can apply it on different geometry. If it is less organic and more straight, it would be even better. ...
LucasHug's user avatar
0 votes
2 answers
48 views

Random selection of objects copied by multiple Instance on Points nodes

I can't figure out how to address random object that has been repeatedly copied by 'instance on points' nodes. To describe the situation let's say I have triangle like mesh that I want to copy on ...
Andy's user avatar
  • 3
0 votes
0 answers
18 views

Geo Node Sample Average Material

With Geo Nodes I am generating spheres along a mesh with multiple materials, I would like to have the spheres inherit the materials they are closest to and when along a border to average the shaders ...
SawyerM's user avatar
1 vote
1 answer
38 views

Geo nodes set Curve Normal > free, unexpected result [closed]

I'm trying to make something in GeometryNodes but the normals are giving me hard time, First, there is flat straight curve (Group input) with Curve to Mesh and an Arc curve as profile, and this fine (...
Hani Tiby's user avatar
1 vote
1 answer
50 views

Geometry nodes, curve tilt problem

when i apply thickness to the curve, it creates an unexpected rotation/tilt . the result i want: Geometry nodes:
Pooya heydari's user avatar
4 votes
3 answers
135 views

Is it possible to generate a vertex group using geometry nodes?

I have a mesh completely generated using geometry nodes. I want to assign the vertices procedurally to a vertex group and use it in the armature deform modifier. Is it possible? I tried to use named ...
aarcangeli's user avatar
1 vote
0 answers
49 views

'Wrapping' an object in geometry nodes (raycasting), combine multiple raycast?

I'm trying to 'wrap' an object using geometry nodes (raycasting). The thing I want (in short); Plane starts above monkey (monkey is not visible in final render) Plane animates down and reveals the ...
Rob4D's user avatar
  • 11
0 votes
1 answer
68 views

Can not select endspoints on curve (sapling tree)

I generated a tree using sapling tree gen i would like to use geometry nodes to select endpoints of each branches to scatter a flower animation growth there. when i plug the endpoint selection node to ...
ant0's user avatar
  • 39
2 votes
0 answers
67 views

Batch baking geometry nodes

I have geometry nodes with simulation zones on a lot of objects. To enable remote rendering I want to bake the geometry nodes for each object (yay blender 4.1!). Is there a way to bake them all in one ...
stib's user avatar
  • 981
2 votes
1 answer
90 views

Blender 4.1 Geometry Proximity Part of the Target Mesh Coming close to Effector Mesh

Why did some parts of the target mesh coming up to the effector mesh when they get closer to each other like this? Geometry Nodes setup: I want it to be fully down like a bowl or satellite dish. How ...
Ari's user avatar
  • 155
0 votes
0 answers
23 views

How do you apply the hair asset modifiers when using a subdivision surface modifier?

Is there any way I can get the hair to conform to the subdivided object without applying the subdivided surface modifier? I'm hoping to retain a simple topology for future animation.
BlendyBoi9000's user avatar
2 votes
2 answers
76 views

Displacement based on image with colormap

I'm trying to displace a plane based on an image with a given known colormap, such as the examples below. Is there a way to translate the colormap scale, and consequently the image texture color, into ...
ComicMatrix's user avatar
0 votes
1 answer
111 views

How to Bevel Edges created by Mesh Boolean node (in Geometry Nodes)?

I have been searching for an answer but none of the solutions I've found are not working for me. I know the answers here and here (which incidentally is my own similar question) are close, but I'm ...
Glen Candle's user avatar
  • 1,819
3 votes
1 answer
42 views

How to grey out a modifier panel UI element?

I would like to achieve a greyed-out effect similar to this: Except in the object modifiers menu: The parameter can be accessed by ...
Quisque's user avatar
  • 93
0 votes
0 answers
44 views

Place objects by edge angle

I try create a simple node setup to place objects by spline edge angle. for example if edge is straight (90°) than place cube or if edge is tapered(45°) than place cylinders. some how i manage but ...
Azam Rehman's user avatar
2 votes
0 answers
52 views

Distributed points with Geometry Nodes on an animated armature popping in and out?

I'm trying to generate instances using geometry nodes on an object with an armature. The problem is that any pose changes make the instances unstable: I get the underlying issue, geometry nodes ...
dabi's user avatar
  • 21
1 vote
0 answers
39 views

Can you measure kinetic energy on Blender?

I’m new to the forum and a layman when it comes to using Blender (I work with it for hobby very rarely), as such I’m in the dark about many features of the program. I wanted to ask for the moment if ...
Riccardo Zanardi 's user avatar
0 votes
0 answers
42 views

how to get the position of each point for "instance on points" using python

I have a collection called "A" with some objects in it. Now I'm trying to make the objects in A randomly distribute follow a curve "C". I'm trying to use geometry node "...
chyaxuing's user avatar
1 vote
0 answers
62 views

How to Make Sweat Drip Down and Fall Off a Surface in Blender's Geometry Nodes?

I'm working on a project in Blender using Geometry Nodes, and I'm trying to achieve the following effects: ・Make a monkey object (Suzanne) sweat. ・The sweat droplets should move down the surface and ...
BubbleGumBlender's user avatar
0 votes
1 answer
46 views

Using Curve ID to drive Random Value Node for Instances

I've instanced a Curve Circle at the end of two splines, which are part of the same geometry. I'd like to assign a random number between 0 to 5 to the Resample Curve count, before it's instanced at ...
Gano711's user avatar
  • 13
3 votes
1 answer
65 views

Show the "Adjust Last Operation" popup when executing node tool with python

I am running a node tool with python, but when it's executed, the Adjust Last Operation panel isn't showing up. ...
Walter's user avatar
  • 359
0 votes
1 answer
40 views

How to randomise instance positions on a plane? Currently they appear as if vertical/ diagonal formation

I encountered this issue for the first time while instancing. The instances seem to have lined up and not appearing in a random way. As it is visible in images shared, the houses (instances) on the ...
samar's user avatar
  • 55

1 2 3
4
5
90