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.
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Geonodes unique instances
I have this geo nodes setup but I can't figure out how to have a different 'seed' and 'iterations' for each instance of the stack of books.
I can do it manually and change the seed and iteration on ...
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Where is the torus primitive in geometry nodes?
I'm trying to add a torus primitive in geometry nodes, but it doesn't seem to have one. Is there a way to input a torus mesh procedurally within geometry nodes instead of calling an outside object? I'...
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Why are geometry nodes always in a group?
In the Shader Editor or the Compositing Editor, I can build a note tree and I have the option to make that tree into a group or leave it as a tree that is not a group. But in the Geometry Nodes Editor,...
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I want to distribute points on the intersection of two objects using Geometry Nodes
I want to specifically distribute points on or near the intersection line of two objects.
This is the quick sketch I came up with. the annotation is where the points should be distributed. the plane ...
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How to make one random point bounce up and down and another random point do the same?
I have been trying to choose one point make it move up then down and then choose another point.
I could not find any way to choose just one point make it move then choose another point.
I am using ...
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How to give each instanced object a unique selection value so that each instance in the system is different than the previous?
Here I've instanced 100 tiny 10x10 grids into a larger, second 10x10 grid.
My goal is to have each instance of the tiny grid to have one less square instanced than the previous grid.
So for example, ...
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How to create a crack in the ground that develops over time
I'm relatively new to blender and I'm trying to create an effect where I have a ground plane and a crack should develop from the left to the right of the plane over time. I have no idea where to start,...
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Edit each individual extrude made by Curve to Mesh node
I'm working on a tree root using geometry nodes. It currently looks like this:
A circle gets extruded over a jagged curve with a set radius and tilt, which all works as expected. The circle itself ...
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How to export the point cloud coordinates created by the geometry node "distribution points on faces "?
Tried everything I could but cannot find a solution to export it in python code!
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Fill corners with faces on an adaptable mesh tool with geometry nodes
Still quite new to Geometry Nodes and having trouble achieving my goal.
I'm trying to adapt the code of another blender user to build a little precedural architectural tool:
Every side of the main-...
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How2 keyframe & trigger (retrieve+play) an action incl variable transform values (custom attributes) as with an Action Constraint (no timeline)?
My goal is similar to interactively actuating a controller to drive action constraints, but where some keyframes include variables (pref. custom attributes) for transform & shape key (and shader ...
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Donut disappears when adding sprinkles
I am a teacher, new to Blender. We are learning together using the Blender Guru donut, version 3.0. In video 9, when adding sprinkle nodes, it looks like the donut is not there, but it still appears ...
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How to rotate instanced objects on Z-axis using geometry nodes to match face rotation
I've got a mesh with two separate faces that each have a cube on them. I would like the cube attached to a specific face to rotate to match the face as that face rotates. I'm pretty new at geometry ...
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How to create an Outline on generated objects with Geometry Nodes?
Creating an outline effect on an object is kind of simple with a backface-material assigned to a duplicate of the object with a position set to an offset by the normals:
It also works if I create a ...
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Sampling ends of "Curve to Mesh" generated mesh or between?
After generating a mesh from curve and profile curve,
what would be the recommended method to sample edge loop from the beginning and end of the mesh?
Could I approach this by using the curve and ...
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spline parameter and trim curve does not work as inteded? [closed]
The idea is i have bunch of curves and i want to trim them by lenght so they will trim to 100% of their length in the end of animation. First driver is current frame, secon is max frame (endframe). So ...
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Geometry Nodes: Bend each instance to curve
I have a very simple setup and what i want is to bend each instance to the curve shape after "instance on points" node. I've seen setups here where you first make an array and then bend it ...
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Could someone break down what each node in this node setup does to arrive at the final product? [closed]
I was looking to create a grid setup based on nodes so that I could quickly add and remove rows and use whatever object I wanted. I came across this setup by Harry McKenzie It works beautifully! But I'...
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How to project a vertex to the nearest point along a vector?
This is probably a dumb question. But how do I find the nearest point along an edge? I'm not good at vector math and can't figure this out.
So for example, I have a singular object. That object has 3 ...
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Fill corners with faces only having vertical edges
First time around here and hope to get some help for this problem:
I didn't manage to fill the corners of this setup with faces. I got only the vertical edges but not the horizontal ones, which I ...
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geometry nodes, OutSET faces
How to outset faces
hi, I'd like to use this GN but it's not working properly in the situation below :
it works fine on flat planes or geometry without any hole on it.
But as you can see below, some ...
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How to offset Geometry nodes rotation while scaling instances?
Here is the thing. I'm making an animation using geometry nodes, and i'm using weight paint to scale some instances:
That, is making this:
This is rotating and scaling but the rotation is not ...
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adding modifier input with python API in 4.0
I'd like to create a geometry nodes modifier and add an input parameter (in this case a material) using the python API. I am able to create the node group and add a ...
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Is there a way in Blender to replicate what this tool is doing in Maya?
Maya has this cool feature that allows you to cut out geo based on its opacity mask. Is there a way to replicate this in Blender using Geo nodes, im very new to Blender and Geo nodes so not too savy ...
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Why no one is talking about animation nodes now a days [closed]
Did geometry nodes just take animation nodes?
Did users think animation nodes and geometry nodes as the same thing?
i think animation nodes should not be phased out by geo/simulation nodes, they are ...
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Geometry nodes, follow the deformation
imagine you have a shape in which, one part is separated, and when the separated part deforms, the rest of the shape follows.
what I have:
what I want:
Edit 01
by adding a sample nearest surface, it ...
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Set color attribute of selected vertices/vertex group
I want to store different colors per vertex group in an attribute map.
All assigned verts in vertex group1 = green
All assigned verts in vertex group2 = blue.
On my test cube all top vertices are ...
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Trim curve based on radius of control points using geometry nodes
I am trying to trim straight curves (actually converted from mesh edges) so that each endpoint is trimmed by half the value of its radius — so that if I succeeded, the new trimmed endpoints would be ...
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Creating a Card Stack with Geomery Nodes
I'm trying to create something like a stack of cards using Geo Nodes. Following a tutorial on YouTube, I managed to arrange the cards along a curve using the Resample Curve node. Now, I want to give ...
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GeoNode "Points to Curves": how to make curves for each distinct vertex group in mesh
I am newbie in geonodes and, after some googling, I still do not know how to find answer to my question.
My data: Mesh, made of vertices only. Each vertex is assigned to Vertex Group, therefore ...
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uniform edge extrude - geometry nodes [duplicate]
does anybody have an idea how to extrude line to both sides, like on image?
I tried to find something similar but couldn't and cannot figure how to do it. Curve to mesh doesn't fit because I need to ...
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How can I trigger Geometry Nodes with the keyboard?
I'm replicating PowerPoint with Geometry Nodes.
I have a "slide" integer input. As I increase the number, a camera moves along a line. I do that using a simulation zone. See, I want the ...
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How do I conditionally select an index within geometry nodes?
I would like to have a conditional fork in my geometry nodes logic, based off index. In programming it would be like if (index == 5) { ... }. How are conditional ...
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geometry node: mesh as curve profile
I'm learning about hair for games, I created some hair cards and to modify them I'm using the curve modifier.
At first everything was fine, but soon the scene was a mess, full of curves and meshes. I ...
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Geometry Nodes - ignore local scale of the object
i am trying to create a setup that creates an object (a plane) at the camera's position. I am currently utilizing the "self Object" and "Object Info" node, to convert the object's ...
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How to make circular dependency work on two objects with modifiers + Geometry node
I made a geometry node to make skin of characters shrink whenever a tight clothing/accesoires is worn. Like this image down here.
How it works:
Arm Object: For this to work, I gave the Arm object a ...
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Can a geometry node field exist inside another nodes field? Similar to nested for loops?
While attempting to recreate a Mesh Deform modifier that could function without a bind, I managed to create a setup that would deform a mesh properly when given specific vertex indices from the added ...
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Is there a way to randomly change the seed in Point Instance? [duplicate]
This created a Node group that was seeded so that the branches and leaves of the tree could be changed randomly
However, using the RandomValue node did not result in random changes
The image shows a ...
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Geometry Nodes circle packing - high density like beer foam
There are a couple of tutorials for circle packing in Blender's geometry nodes:
But there are never really "filling" the space in between the circles, like this:
Image by Freepik
Is there ...
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geometry nodes, why are the points locked in the (0,0,0) position?
As you can see in the images, the points are not in the same position as the mesh
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is there any way I can recreate this slushy animation in blender? [closed]
https://www.youtube.com/watch?app=desktop&v=B3J13n_0fkg Can I recreate this animation in blender?
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How to add a falloff to noise textures?
I am trying to generate a custom landscape with geometry nodes on a particular shape(part of another landscape) while keeping the perimeter area so that I can merge them seamlessy.
However I can't ...
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Coloring volumes based on original point attributes
I have a grid point field as a result of cfd simulation. Each point has its own col attribute. I am trying to convert this field into a volume and color the volume based on the original attributes in ...
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How can I match the radius of the curve to the point's scale when the points are moving?
As you can see, when the points aren't moving, the radius of the control point matches the scale of points, but when points are moving, the position of scale is offset, How can I match the radius of ...
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Geometry node paved path
I need to make a paved path. For that I need to offset a bezier curve multiple time and for each curve I want to instance paving stone on it but the shortest curve need to have less paving stone on it ...
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Geometry Nodes: rotate instances which intersect with reference object (points and meshes)
The past months I received valuable feedback, coaching and knowhow on my first Geometry Nodes question on this forum (How to align object on normal vector between vertex and line)
The past weeks I ...
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Geometry nodes not rendering
I'm following this tutorial: https://www.youtube.com/watch?v=R3C34FkF9nw
Everything shows clearly through the viewport, but when I try to render, only the original mesh (a plane) shows. I'm not sure ...
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Geometry nodes, how to rotate a face?
this grid is a combination of doors and windows.
is there a way to rotate these faces similar to the picture below?
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search field in geometry nodes
if i search for nodes in geometry nodes, i don't get some nodes as i want, at least not as others do.
e.g. in this tutorial of Cartesian Caramel he gets:
if i put "eq" in the search field, ...
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