Questions tagged [instances]

Questions related to instancing. Instancing is used to duplicate many objects that are the same. Uses such as particles, Dupliverts.

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How do I create multiple instances on the same point at specific intervals?

I've been doing a motion graphics project where I'd like a set of markers to move along a curve, to appear at one end of a track, translate across the screen, react when they reach a target, and ...
sampletxt64's user avatar
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Geometry nodes: different instance parameters for each instance [duplicate]

Is there a way to control instances so each one of them has different parameters? For example: I have four instances of star and I want each one of them to have the amount of points based on the ...
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How to bake multiple instances with randomized emission/material?

I am trying to bake instances into one UV map/texture for exporting to other software. They all have the same material, which gives them different emission color based on their object data. Node setup:...
Joost de Vries's user avatar
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25 views

Toggle visiblity across instances

I have created a collection with one object in it. Then I added multiple collection instances of that collection to my scene. I would like to easily toggle the visibility of the object across all ...
bwroga's user avatar
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2 votes
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Dyamically Keep Edge-Aligned Instances a Fixed, Specified Distance From Main Geometry Edge Vertices Using Geometry Nodes

I have three sets of Instances on Points, where the “Points” are the midpoints of the main geometry edges (Mesh to Points node > Edges). All three sets of Instances are now successfully oriented ...
Emma Scott Lavin's user avatar
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3 answers
150 views

Blender Geometry Node : Mesh Boolean isn't working on instances

When I try if I use individual ico-spheres (individually transformed) as inputs for the the boolean works just fine, however if I use instances on points the output disappears! Trying to resolve this ...
saicode's user avatar
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Having a weird problem with particle system!

So, I've encountered a rather unusual problem with the Blender particle system. I've been using Blender for several years now, and working with particles is not new to me. I've attached some pictures ...
MD RAFI's user avatar
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104 views

grease pencil freeze and crash blender when I add it [particule / instancing problem ?]

I wanted to add a line art modifier to the chara. When I add the line art, the moment when you put the default material into the Material box, it freeze indefinitely and then crash. The problem being ...
клеменсь's user avatar
1 vote
2 answers
127 views

Randomize instances WITHOUT repetition?

Hello Blender community! I'm trying to generate random positions for a set of objects. I've got 3 objects (cone, cylinder, cube) with a variable of 3 colors (blue, red, yellow), which makes 3x3=9 ...
Dataratata's user avatar
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1 answer
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Geometry Nodes: How to shrinkwrap instanced planes around the object they were distributed on?

I am trying to make the vertices of the planes wrap around the pig's body. The planes themselves already stick to the body and are oriented along the normals of the pig but i want them to deform to ...
Maker of Spoons's user avatar
1 vote
1 answer
116 views

Geometry Nodes: Random Array Using Curves

Trying to make a all purpose Curve (Rotation - Scale - Random objects - etc)... Issue - When Instancing on points i don't know how to make Sure the Stacks Stick Together When Using a Random Scale ...
Kenneth's user avatar
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Use Geometry Nodes to Align Instances Along Mesh Edges with Instance Z-Axis Always Aligned to Perpendicular Ajacent Faces?

I'm using Geometry Nodes to to instance two meshes onto another mesh, here an icosphere to start out, such that I can develop sets of modular 3d printable "Hubs" and "Struts" that ...
Emma Scott Lavin's user avatar
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How to ungroup created from instance?

With the help of quick instances addon Created the rack and group. I have copied the object and pasted in new file. Know i want to ungroup the object. Why im unable to ungroup or how to ungroup it, ...
atek's user avatar
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Random scale in two or more Instance on Points nodes

I have very simple question that is just too hard to summarize/find an answer to. I've made this simple scenario because its easier to understand the problem. I want to apply random scale value on ...
Andy's user avatar
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How to provide the instanced objects with a value field? [duplicate]

The specific problem I'm facing is that I have a node group (called petals array) that is instanced on a point cloud. Each point in the cloud has an anonymous attribute (say growth) which is captured ...
Suricate Guy's user avatar
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What is the workflow for creating reusable models with rigidbody that can be placed all over the scene

I'm looking for a concept similar to unity engine prefabs. I need to have a library of objects with rigidbody that I can place in the scene. If I change original object properties (material/rigidbody ...
PDaria's user avatar
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In geometry nodes: moving instances relative to one another in sequence, and with individual control of rotation

I'm trying to rotate individual objects using GeomNodes. However I want to control how much each one rotates. Also every object should rotate with respect to the one in front in a vertebrae kind of ...
Alejandro corrales garcia's user avatar
1 vote
2 answers
354 views

Geometry Nodes - Scale each instance over the time it appears

I'm making a system that generates rain splashes using Geometry nodes. I have the splashes randomly appearing just fine, but I'd like to be able to have the splashes scale from small to large as they ...
AxiomDes's user avatar
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1 answer
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Geometry nodes instance on edge

I want to instance cylinders on the edges of a circle and line the cylinders up with the edges like so I am currently just instancing the cylinders on the edges of the circle but I am unable to align ...
Evan_roos456's user avatar
1 vote
1 answer
55 views

Collection Instancing: Origin point [duplicate]

I'm following a kitbash3D tutorial on instancing groups of buildings. When I make a new collection and instance to scene, the origin point is offset. This is making it difficult to move and rotate the ...
elCamsterino's user avatar
2 votes
2 answers
65 views

How to instance objects and set random vertex color for vertex group of the instance with geomtery nodes

I will need to help to undestand how can i skatter some default object and change randomly the vertex colour of the instances. But not for entire object but for just vertex group. On below picture is ...
Martin Lacina's user avatar
2 votes
1 answer
79 views

Possible to create a curve + array of collection instances?

I'm looking to create a looping background to create the illusion of trees scrolling past the camera. I want the trees to be parented to a circular ground plane (that is controlled by an empty that ...
GoroToro's user avatar
0 votes
1 answer
23 views

Planar UV on multiple instanced objects

I have a pin table I created, sort of like the one in this video: https://youtu.be/jVDZKXtYCzs I've exported it as an alembic to Unreal and it works great. I want to map an image of a world map to the ...
JerryT's user avatar
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1 vote
2 answers
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How to randomly distribute a specific number of instances?

I would like to distribute a specific number of instances (say, a torus) on a mesh (say, a plane), using geometry nodes. This answer got me close, as you can see: However, when I increase the number ...
teeeeee's user avatar
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1 vote
1 answer
85 views

Removing intersection between instances

I made this with geometry nodes and I was wondering if there is a way to remove some of the sphere instances which are intersecting with each other? Tried to use delete geometry but it doesn't seem to ...
xander's user avatar
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How to access geonodes instance position/rotation from python script? [duplicate]

I'm trying to access a list of positions, rotations, and scale for instanced geometry (and ideally the name as well) instanced by geonodes for an export script. The instances are NOT realized, and ...
Joel Davis's user avatar
1 vote
1 answer
276 views

How can I color individual instances of an object using a colorramp in geometry nodes?

I have a point line and am instancing this Parasol object along the points. I only want to alter the specific colored portion of the object so that each instance is a different color in relationship ...
Connor m's user avatar
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0 answers
59 views

Attribute sample texture in Blender 3.0?

I'm following this tutorial (time 1.55). I use Blender 3.6.2 The tutor uses Attribute Sample Texture in this case, I do not know how to obtain the same result. Does anyone know how to do it? Expected ...
Quentin Heit's user avatar
0 votes
1 answer
506 views

Geometry nodes how to capture the position of a point and use this position in a seperate node set up

This is a simplified version of what I'm after. I have two "distribute points on faces" nodes, one instances the Cones and the other instances the Torus. (There is a node group that limits ...
Luke Tudor's user avatar
1 vote
1 answer
43 views

Problem selecting/deselecting points from Instance on Points

I'm trying to deselect the last point from instancing. I'm using the Endpoint Selection < Boolean Math - Not setup as I've ...
Pedro Ribeiro's user avatar
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Scale along curve not working (Geometry Nodes)

I started a thread yesterday as I was having some trouble with a GN graph that i was working through from a youtube video. The creator of the video was kinda enough to answer my question on youtube, ...
Eikon's user avatar
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0 answers
10 views

How do I access the keyframes from a instanced collection from another blend file?

My instanced collection is still animated with old keyframes. How do I delete those keyframes?
JB Riley's user avatar
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Set value for each instance of mesh in geometry nodes [duplicate]

In the Blender Geometry nodes editor, I am trying to populate a face with instances, and creating the instance mesh in a NodeGroup. I want to customize the height (length in a Curve Line) of each ...
Siliwolf's user avatar
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0 answers
21 views

Multi-Curve Instance Offset

This is my 1st post here. Im very new to Blender, so im trying to figure out as much as i can via this site, and youtube. I've been trying to create a GN setup like a magnetic field of rings, and ...
Eikon's user avatar
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2 votes
2 answers
220 views

How to set texture correctly for realized instances?

I need to realize instances in order to apply later different set positions for each instance. But when realizing the instances, the texture does not behave correctly. Here is what I did: Geometry ...
audi02's user avatar
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0 votes
1 answer
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Make all points on a plane turn towards a specific mesh in animation

I have seen several videos (like this one) where the points are made to all point towards a mesh, but none are using animation. My goal is to have a lot of randomly rotated points on a plane (I have ...
Please help's user avatar
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0 answers
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Grooming instanced curves

Is there a way to convert instanced path curves into hair curves?
Robert Hintz's user avatar
-3 votes
1 answer
43 views

How to switch to another geometry node within animation?

I am trying to make an animation where there are a bunch of people and they all swivel towards the center of the plane that they are standing on. As far as I can tell, I would have to remake the whole ...
Please help's user avatar
0 votes
1 answer
82 views

how to do a vertex merge after a split

why is one of these vertices joined correctly and the other is not? they are both in group B Is there another way I could do the same thing?
Moises Hipólito's user avatar
2 votes
1 answer
113 views

Can I add more than one instance to a plane using Geometry Nodes?

I added my grass using Geometry Nodes, and now I want to add my flowers as well. I'm sure it's possible, but I'm not sure what I'm missing. When I select the flower to place on my "grass" it ...
asunney's user avatar
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1 vote
1 answer
42 views

How would I select objects by number of verts or their volume?

Thanks for reading. I often import huge mechanical assemblies into blender. The assemblies contain hundreds of fasteners/screws/washers and I would like to instance these - to save memory. The first ...
JB Riley's user avatar
  • 769
3 votes
2 answers
159 views

Creating Instances Scaled to Mesh Islands

I have a planar mesh where I'm selecting faces to keep based on an image texture: I want to instance cylinders on each mesh island, and I'd like the radius of the cylinders to be scaled based on the ...
Valbatross's user avatar
0 votes
0 answers
30 views

Any way to have different materials in instances collection in the current Blender version?

I`ve seen a few similar questions but as Blender constantly changes I thought I would ask again. I have instance collection (no geometry nodes) to save computer resources. Same geometry but need ...
Audio_Video_Enthusiast's user avatar
1 vote
2 answers
294 views

How to align object on normal vector between vertex and line

Update 29-08-2023 22:20 Dear community, Thank you for the input! The responses gave me some useful tips and nodes to integrate in the desired workflow. Since not everything was clear, I will give some ...
Yosri Sem's user avatar
2 votes
0 answers
108 views

How do I avoid instances intersecting each other?

I have a curve to mesh object (stem) that has instances scattered along the surface randomly (thorns). They are perpendicular to the mesh normals and they rotated randomly. I would like to achieve: ...
Robin21's user avatar
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1 vote
0 answers
74 views

Realizing instances generated with geometry nodes while preserving rotation

Hi everyone, I created geometry nodes and want to export them in gltf/glb format (to use with three.js). The important thing here is that as a result I need to have many individual sprinkle meshes ...
Szymon Gołąb's user avatar
1 vote
1 answer
74 views

Simulation: Problem with normals and Align Euler to Vector

I have a problem with the align Euler to vector, In a simulation, I am distributing some points on a grid, then use instance on points to have some cube to follow the bending grid. The problem is that ...
Jules Guérin's user avatar
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0 answers
14 views

Why can't I switch geometry based on instance index? [duplicate]

I'm attempting to create a clock using geometry nodes and want to use roman numerals. I have elected to instance the appropriate models of I V and X based on the instance index around a 12 pointed ...
weblaunchuk's user avatar
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0 answers
103 views

How to make a object array and follow along a drawn curve?

I have a central object here (call it A) and I want to draw a curve and have the object array as well as follow the curve path. I want to be able to draw curves in realtime or use grease pencil and ...
Atharva Deodhar's user avatar
1 vote
0 answers
54 views

Can I use features like "Use count" in Collection Instance?

Enable Particle > Render > Use Count And on the this image I set Cube: 2 Cone: 3 Sphere: 21 Is it possible to set this in Geo node?
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