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 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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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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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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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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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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Finding normals for points/faces on a cloth-simulated mesh with geometry nodes [closed]
I have a mesh/plane that is made up of hexagon faces (initially created with array modifiers). This mesh is shaped with a cloth-simulation to give it a more interesting shape. The cloth simulation is ...
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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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Translating instances on sample curves, all within geometry nodes
I have one object called "Sphere" that contains a geometry node.
In this GN I instanced many spheres on each vertex of a bigger icosphere.
I want to translate them on their own sampled curve,...
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Moving instances on vertices along individual paths
I cannot figure out how to move my instances individually. They are placed on each vertex of an icosphere. The path they should move along has that vertex as a starting point (eventually they end on ...
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Blender Donut Tutorial - Part 9 and 10 - Improper Scale - Geometry Nodes in Blender [duplicate]
I've resolved my first problem with Geometry Nodes since it's my first time in Blender, but I ran into another problem. In these instances, the applied scale is smaller than the target object. I ...
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Why are the multiple points generated for each vertex? How do I get one point per selected vertex?
I'm trying to place instances on specific vertices of an object. I have the object I want to instance, and I created a vertex group of the vertices where I want to place them.
When I put everything ...
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Custom spacing between instances?
Is it possible to use a repeating, or customized, spacing between instances?
For example, the geometry nodes below space the instances out evenly, but what nodes would be needed to create this A/B/A/B ...
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Giving a specific rotation for each instance?
I'm fairly new to blender. Basically, I want to create a bunch of arrows/cones that I can give the rotation of each arrow individually by loading some data. The problem is that I have 5000 data points,...
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assign a frame to an instance with geometry nodes of an animated object
I want to «bake» each frame of an animated object on top of the other. The object consists of a layer of rectangles on the same plan that organizes themselves from a video. See changes in shapes, ...
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How to Use Named Attribute to Modify Meshes Instanced on Points
I have a geometry node group that creates embroidery. I would like use vertex groups so I can parameterize more of the settings on a per vertex basis.
I'd like these to scale the global parameters I ...
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How would you morph objects to fit inside offset box of a mesh?
I am trying to distort each mesh geometry to fit within the box made by offsetting the mesh surface.
So far I have successfully been able to modify each object individually by manipulating vertex ...
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Parametrizing distance between objects in an array
guys. New to geometric nodes here.
I have the following objects, which are positioned manually by me
Basically I am trying to figure out a way such that the distance between the objects increases/...
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Instances on curved surface controlled by a texture/mask
first post ever so thanks in advance for any help you would provide.
To summarize what I'm trying to create: I want to scatter 3 different size crystals on a curved 3D object. The crystals position is ...
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how can I make instances responsible to each-other
I can generate pipe shapes from a collection fairly easily. My node setup only generates them on some points controlled but a colorRamp and a Noise texture. I've just now figured out how to use the ...
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Can I change recursive depth limit of instance ownership?
I'm creating Sierpiński triangle by chaining "Instance on Points" nodes like so:
The 🟢Instance socket implicitly converts the passed geometry to an instance. Upon conversion to an instance,...
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Randomly reduce instances on Z axis
I am trying to randomly reduce instances placed on a grid in the Z-Axis.
This is an example for what I am looking for.
How can I achieve this using Geometry Nodes?
I'll attach my example file, which ...
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How to replace similar objects using Duplikate Linked?
I have a model of a building. I have created it in Sketchup, imported to Blender as a OBJ file. It has a lot of similar objects, like AC or windows.
I want to make this model lighter using Blender ...
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How to avoid points instancing at specific areas
I am trying to spawn points only on the faces outside the Empty and avoid spawning them inside the area where the empty sphere is colliding.
Nothing fancy in the geonodes as of now. I tried using the ...
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Geometry Nodes: Start point of the curve does not affected when using the Trim Curve node
I'm using Proximity to change Z-position of the instances. Proximity is controlled by the Trim Curve node. The problem is that the start point of the curve is not affected. Is there a way to fix this ...
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Can I use the vertex groups of instanced objects to affect rotation strength in geometry nodes?
I am using geometry nodes and have created a system for rotating instances of grass in a wave pattern. However, the rotation affects the entire instanced object. Is there a way to have the rotation be ...
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GEONODES - Can I expand or push apart instances with another object?
I'd like to push apart these instances using the sphere in the picture, so that they would copy it's surface - change their position without changing their scale. Is it possible?
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How to modify the offset of an instance previously 'naturaly rotated' with Geometry Nodes?
I want to create a little sphere with big towers of diferent height above.
First I create the tower with a height of 11 floors.
After I create a sphere.
With Geometry Nodes I place the towers above ...
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Geometry Nodes: Creating a path of blocks falling onto a curve sequentially from its beginning to its end
Trying to create a path of blocks falling onto a curve sequentially from its beginning to its end. Right now this only works if the clockwise and counterclockwise rotations of the curve alternate.
If ...
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Geometry nodes: Setting the Position of an Object based on the Position of an instance
I would like to reveal a text by slicing a string, and I would like an object to appear right next to the last revealed character (something like a cursor). I tried to capture the position of the last ...
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3D print from geometry nodes
8 weeks into downloading Blender with the aim to creating std files for 3D printing I have managed to follow tutorials etc to the stage where i have placed some 200 instances on a fibonacci curve
I ...
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How to apply rotation for Text in blender?
Target : Trying to use instance for text in circle
Current without text rotation:
After Rotation of text for X (Problem)
Circle Instance Properties:
Required: Align to Vertex Normal
Tried:
...
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View instance index in viewport?
Is it possible to show the instance ID of instances in the viewport while in object mode, like one can do for vertices or faces while in mesh edit mode?
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Geometry Nodes: Is it possible to change light power?
Is it possible to drive the power of an instanced light through geometry nodes?
Use Case:
In the scene there are a couple of instance lights driven by geometry nodes in a point cloud. The lights are ...
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How to correctly import whitewater particles from fluid simulation (FLIP fluids)?
I exported a FLIP fluids simulation to Alembic (.abc) and imported it into another blend file.
The fluid itself works fine however the whitewater particles are not visible.
According to the docs, I ...
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How to access viewport display color from within Geometry Nodes?
I'd like to use the viewport display color of an object to influence the Geometry Nodes of that object. This is possible within Shader Nodes through the use of the "Object Info" node, which ...
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Is it possible to change the frame offset on a video texture when instancing with GeoNodes?
I'm fairly new to both blender and geonodes (coming from TouchDesigner / AE) and this seems like it should be a pretty easy thing to do but I am having a lot of trouble figuring it out.
I am using geo-...
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Is there a way to delete a selection of instances in Geometry Nodes that intersect with a completely different set of instances in the same node tree?
I am pretty new to geometry nodes and blender as a whole and I got stuck trying to work this problem out, so forgive my inexperience please.
I am trying to create a procedural room (from the backrooms ...
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How to apply a square mesh to every face of another object?
I'm, sure there's a feature for this, but I don't know the name or how to search for it. basically I want to recreate the ceiling of the pantheon:
I was thinking I could make a half-sphere, and then ...
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How can I randomly scatter objects uniquely within diferent instances in Geometry Nodes?
I made a procedural Overhead Sign Group Node. See .blend file below.
I have a collection of 5 blue panels which I distribute over the metal framework by creating a mesh line and points.
Now the order ...
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Instance Object not position correctly
I was follow donut tutorial to make sprinkle on donut but the sprinkle position underneath the icing
timestamp 8:20 https://www.youtube.com/watch?v=jNmnPXY9UQA&t=511s
X ray mode
And I have try a ...
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Asset won't render at all
I have a problem that occasionally occurs when rendering premade assets. Namely, I create some assets so I can speed up my work but at some point, some or all assets that have been added to the new ...
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Hide instances outside of area
If I make a grid of 10x10 instances, and then draw a shape, how can I make the instances only appear within that shape?
Instances are just made from collection instances. Nothing fancy, no arrays, no ...
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Randomized Object Per Instance on Point [duplicate]
My current node set up is as follows with the Object being "imported" into geometry nodes, getting modified by a node and a node group, before being instanced to the points. I would like to ...
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Is It Possible to Create Shape Keys for Objects Created Through Geometry Nodes When the Geometry Has Not Been Realized?
I'm tasked with creating an animation for some expanding foam insulation, and I'm trying to figure out how this might be done with my current approach. At the moment, I have two geometry node setups: ...
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Radius size in instances [duplicate]
I have icospheres instanced on a sphere and when I vary their sizes, I get unwanted results like the one in the first screenshot. I want the icospheres to vary in size while keeping their radius like ...
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Having trouble aligning an instanced mesh to another object
I am trying to create this Geode and so far so good. However I can't seem to align these crystals I created so that they face inwardly. I have tried to align them using the Align Euler node to no ...
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How to randomize deviation of position per instance with Geometry nodes
I have a GeometryNode setup with which I generate instances in X,Y,Z directions and randomly change the angle of each instance. This works fine. Now I would like to control slight deviations of the ...
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How to prevent instances from going beyond a curve length?
When instancing object on a curve, the first and last objects go beyond the curve length, like in this picture:
If I adjust the position of the first and last point, it creates a new problem where ...
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