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 cubes on grid vertices with their size and vert count based on a noise map?
I've tried to make this a bunch of different ways, but I end up with just cubes scaled on the grid.
I can subdivide a basic cube, but I really need regularity and the ability to increase cube size and ...
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220
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Geometry nodes: Align Instance with Face Tangent (Distribute Points on Faces)
I am dealing with issue where I wanna instance object on mesh surface with aligned not just one, but all axis. So basically I need the instances to posses the tangent of the face surface on which they ...
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164
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How to skip neighboring points while placing instances using geometry nodes?
I have created a 3D point grid via using Volume Cube Node and Distribute Points in Volume Node. But I do not want to put spheres on each point, rather I would like to skip each neighboring point. Kind ...
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Using Geometry Proximity to prevent overlapping
After watching Geometry Proximity videos on YouTube, I had a thought. I could instance hexagons over a mesh and they might overlap with each other. I could turn those instances into real objects using ...
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Geometry nodes: Instance on points node not working with image texture node
I am trying to scatter objects on a plane with an image texture (logo). This works when only distributing points:
The problem is that when i try to instance an object, the points disappear and ...
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42
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Varying heights of instances based on location
I would like to vary the z translation of instances on points based on their distance from the origin. Is there a way to do this?
I imagine I must
get distance vector values for each instance. Then
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54
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Can a raycast 'see' an instanced object?
The problem I'm running into is I need my Raycast to 'hit' the instanced objects. I am unsure how to get that to happen.
What I'm noticing is that it is able to hit the original object in the ...
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57
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Instancing multiple objects onto different faces with geo nodes
I have a couple of different sided die (d4,6,8,12,20) and I made some number pucks for them. I want to instance them onto the die like I have in the image below with geometry nodes, but I do not want ...
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I want to distribute two kinds of objects on instances (grid, or points in volume) with a gradient
I am trying to distribute 2 objects in a collection on a grid (or volume) with a gradient using geometry nodes. What I mean by gradient is the density of a material in the center will decrease towards ...
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Geo Nodes: Applying an image over multiple instancess, but texture needs to "stick" to each instance
So I want to create something similar to a flipboard at an airport, so basically I use a grid object as my base and a texture stretching over all instances. Initially I used Texture coordinates using ...
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How can I scale instances to hair lengths?
(Using Blender 3.3)
Since particles seem to be deprecated, I am trying to use hair curves to allow me to precisely position instances on a model. (Consider feathers, as an example.) Specifically, ...
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How to make the rotation of instances in geo nodes follow their motion path?
I created a scene with instances randomly following a noise texture, and now I want their rotation to align along its motion paths. I am not succeeding though and would appreciate any help.
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Making a geodesic polyhedron with spheres on the vertices
Firstly, I'm relatively new to Blender, so apologies if this is an obvious question.
Using the Ico Sphere, I've made a Geodesic Polyhedron. I've also wireframed this and made spheres appear on the ...
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Geo Nodes: Change the H/S/V of an Instances Material per Mesh Island (without realizing them)
I work on a Node Setup with which I can spawn Houses on Faces. Now I want to make the instanced House Fassades the same Color as the Face it´s been spawned on while only using one Mastermaterial for ...
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Giving individual particles cloth physics, and alternatives?
I wanna make a slime type creature that leaves behind puddles of slime as it jumps around the scene. I had the idea of attaching a particle system that emits cloth-physics spheres that collapse when ...
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How to move instances so that they move from a certain point and finally create a face
i want to make an animation like attached picture; in blender of course, something like, all instances comes out from one point and create a face like this, how should i do that?
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How to rotate individual instances in GN based on the value in Edit Mode?
I'm looking for a way to rotate individual instances in GN with a collection of multiple objects and access each instance to have more control over rotations while maintaining the procedural dimension ...
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How to Spawn Instances on Specific Vertices?
I am looking for an easy way to make basemeshes with interchangeable parts using Geometry Nodes.
I figured it would be interesting to use Geometry Nodes to make a random character generator: my idea ...
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Geometry Nodes — place instances to line archway
I'm trying to line this archway with a single line of "LEDs" using geometry nodes. I have a vertex group that isolates the arch (see screenshot) and it ALMOST does what I want it to, except ...
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(Geometry Nodes) Instance on Points: Create Array Of One Object With Random Group Input Values [duplicate]
I have created a Geometry Nodes patch, which is able to switch between multiple Objects (simple number Meshes; Range: 1-8 ; Group Input: "NUMMER") in different types (e.g. Solid Green Look, ...
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230
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How to attach instance of group of properties to objects
I'm trying to attach instance of arbitrary collection of properties to newly created object.
For sure it's due to my lack of understanding of Blender, however I didn't find a way how to do it.
This is ...
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118
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Limiting the number of "Instance on Points" in the Viewport
I'm having trouble with the unresponsive viewport due to the number of "Distributed Particles on Point" displayed by the geometry node setup. It displays the mesh ("foam particle" ...
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Is equal tubing on scaled, non-realized instance curves possible?
By realizing these curve circle instances, I'm able to get equal tubing per instance.
Without realizing, the tubing is scaled proportionally to the scale of the instance.
I was just wondering if ...
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How to create Meshline according to each geometric edge vertices using GeometricNodes?
I'm using Blender 3.5 , trying to create an instance of MeshLine for each geometric edge and to set each Meshline instance end points according to the corresponding edge's end points.
I succeeded to ...
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Need help recreating this node setup in the new node system [duplicate]
I'm following a tutorial on how to make a reveal effect using instanced points but the attribute vector node has been removed, I'm unsure of what it should be replaced with.
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478
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How to apply random noise texture to instances?
What I had in mind was to use Geometry Nodes to take a sphere and apply a noise texture to distort the surface into an odd shape, then distribute that sphere as many instances on a surface. (...
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Geometry nodes : Is there a way to assign a material to a specific instance?
Currently building a geometry nodes setup that create a web of sphere distributed along the point of a curve as follows:
I would like to have the spheres with more than 1 connection to be green and ...
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How do I get a reference to the original object of a collection instance?
You can use Object.instance_collection to get the "reference to the original collection", but how do I get a reference to the original object itself?
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275
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Access instances attributes from collection info node
I was trying to access attributes from objects outside of the node graph but I'm having some problems and I don't know if it's meant to work like that or not.
I have two different node systems. The ...
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Can you add lights to multiple linked objects simultaneously?
I have a scene with multiple streetlamps, they are all the same mesh and linked to each other (when I edit the mesh of one of them it is applied to all the other objects as well).
I am struggling to ...
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How to apply image to geo nodes instances?
as you can see in the image below, I'm instancing a number of rectangles on a plane:
What I'd like to do is add an image to the top of the blocks, so that when seen from above it shows the world (...
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77
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Geometry Nodes - Rotate legos based on Normal Faces
I make a Lego model using Geometry Nodes from this tutorial: https://www.youtube.com/watch?v=LrEHoaq6QFE.
But now all the legos have the same rotation and face in 1 direction. If I want the Lego ...
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Non-manifold edges on shape with instances on vertices
I am using instances on vertices (AKA DupliVerts) on square shape to safe some memory.
When checking in 3D Print Toolbox I get 4 non-manifold edges. Which are the edges of the square and not of the ...
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"Instance Point on Faces" is not carrying over the proper textures in blender geo-nodes
I'm using geometry nodes in blender 3.41 and instancing a bunch of object on a plane to create a really complex scene. This is a technique learned from Max Hay on YouTube.
https://www.youtube.com/...
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How do I cause instanced collections to rotate at different rates (using a driver)?
I'm working in Blender 3.5 and sort of reacclimating myself to the new stuff after being away for more than a year.
I have a developed set of air conditioners and spinning fans. I have created ...
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Object array is not align with the grouping plane
I have created a grouping plane for array operations. Once I put the objects as the child of the grouping plan. The location of the chair moved to new location as in the screen cap. I can still do ...
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How to fill a fixed space with random instances
I want to fill a bookshelf with random instances of books. The books are available as instance collections and vary in size.
I believe array modifiers cannot work with instances, and cannot pick from ...
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Keep resampling count on spline after being divided, geometry nodes Blender
I have a sequence of splines which its being resampled with a fix number each one, this number represents how many instances each spline will be instancing and its is saved in an field coming from ...
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166
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How to align planes to curve spiral in geonodes?
I am trying to align the incline of instanced planes to the spiral curve they are instanced on. As you can see in my current setup the alignment on the x and y axis sort of flips part way through the ...
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How can I control individual instances after duplicating them with the Duplicate Elements Node
I'm kinda new to Geometry nodes and im trying to create this shape only with GeoNodes.
My approach was using the duplicate elements node and then with the compare node trying to select only certain ...
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309
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collection instancing not showing the object
I'm currently working on a project where I have to replicate a diamond-encrusted surface. I created a new group ("GEM4") for the diamond ("Cylinder") in order to generate a ...
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2
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205
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Size of instanced objects based on subdivision levels
Is it possible to change the size of instanced objects as the subdivision level of a mesh changes? Like a higher subdivision creating smaller instances and a low-level subdivision level creating ...
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42
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How to control Instances' size and rotation along curve?
I have this curve in geometry nodes. I have the triangles along the curve in random positions.
I'd like the instances to be aligned on the mesh normals with their Z axis.
I also would like the ...
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Limit boundaries of instanced objects to the face they are instanced on Geonodes
I'm trying to stop my instanced objects from overreaching the face they are instanced on so the edges of the 'buildings' dont reach into open air. How could I achieve this?
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878
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Geometry Nodes: Retrieve individual object from an instance of a collection
I'm sure this question must have been asked before, but I can't find the right search terms.
Using geometry nodes, I'm creating multiple instances of a collection. I'm not using 'pick instance', but ...
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108
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How do you change the instance color to match the object's procedural color? Using geometry nodes
I'm looking for a similar effect found here:
GN: How to pass an instancer's localized texture color to its instances?
Instead of an image texture, I'd like to use a procedural texture that can be ...
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133
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Delete overlapping Instances
I managed to translate instances from the vertices of a sphere to the vertices of another object.
Unfortunately I have some overlapping instances that look ugly in the rendered animation.
Now, I didn'...
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79
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Projecting instances evenly onto Geometry selection (Vertex Group) using Geometry Nodes in Blender?
How can I use Geometry Nodes in Blender to project 7 lightbulbs in a circle on top of a flashlight glass lens? I have a flashlight geometry and want to snap evenly distributed the bulbs onto the ...
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Moving points on curve to raycast hit position - Geometry nodes
I have a bezier circle around a cube object.
I use Instance on Points to find 10 points on the curve, and instance a placeholder sphere mesh on them.
I would like to have each point raycast toward a ...
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Can I randomise the start of the animation in an Instanced object?
I'm making a scene with a submarine like corridor, and there are multiple revolving siren like lights.
The issue is they're all spinning at the same time and it's not realistic, but I don't want to ...
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