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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Instance a rigged mesh
I am trying to create a reusable rigged mesh, specifficly a toggle switch.
What I want to achieve is multiple switches that can be posed and animated separately but that share mesh data so I can go ...
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Creating a single instance to a deformed mesh
I have a surface that I intend to use as a (non-planar) portal
Is it possible to instance the portal surface, with deformations coming from armature and modifiers, at the place of the empty? I need ...
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Is there a way to assign multiple meshes to an object and switch between them?
(Blender 4.0)
My goal is to create a city, not one that's too complex, maybe like 7 or 8 different buildings in total. I want to use this city in both close-up situations where only a street's worth ...
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Does instancing work with boolean modifier?
I am looking at trying to create a flexible system that allows me to place hole patterns on part I am making. Basically it is a riot shield and I want a hole pattern on it.
I am trying to use ...
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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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Animate instances on multiple curves in geometry nodes
I'm working on a tool for animating simple traffic with three curves. The cars start on one curve and then either keep going straight onto another or turn right onto the third curve. I have this kind-...
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Blender FBX Importer potentially ignoring (legacy) FBX mesh instances?
Blender 3.6. I do not know much about the technical side of the FBX format, so bear with me.
I am working with some legacy FBX files used internally in a videogame engine. These FBX files can contain ...
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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 ...
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How do you scale instances of geometry nodes from small to big, without scaling the entire geometry?
Pardon my ignorance, I'm a total noob at blender and this is my second project with geometry nodes.
I've tried following this: https://b3d.interplanety.org/en/sliding-instances-along-a-curve-in-...
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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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Accumulate Xsize field along the multiple curves multiplied by curve radius
Result should look like the instances X size is scaled by the original curve radius and they are still correctly packed.
Approach in the image is wrong the accumulate field does not take in to the ...
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Scatter instances within plane borders and avoid overlapping
as the title says, I was wondering if there's a way to scatter instances randomly along the face of a plan BUT without trepassing the border of the same emitter. Together with this, I would like to ...
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instance on points - selection - regular indices
Is it possible to distribute the instances on points with selection, but still keep the instance index row order on these selected points without altering the curve geometry (I am sampling the ...
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A problem with geometry nodes for scattering objects
It seems like I made something dumb but for some reason using two geometry nodes for scattering objects give me the following result
The second node also distributes points on the scattered objects ...
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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 ...
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Randomise seed of distribute points in volume for instanced volumes
I'm trying to generate a piled stone wall that follows a curve with geometry nodes. Currently my approach is to generate points along a curve, then instance volumes along that curve. From there I use ...
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Calculating variable length within instances in geometry nodes
I'm trying to create a geometry node setup that simulates dropping a bunch of objects from strings suspended from an overhead grid. The objects should stay in a fixed 200 x 200mm XY grid, but drop ...
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Realize Instances solution still doesn't work when I tried applying my geometry nodes
I'm working on a project in Blender 4.1 where I'm trying to achieve a "point-cloud" effect on my object. My current node setup is: Distribute Points on Faces > Set Point Radius > Set ...
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Is there a (performant) way to raycast on points?
Importing a .ply file will be a Mesh with vertices for each points, but no edges or faces. To render this pointcloud, one has to create a geometry node setup like this:
Here is the problem/goal:
I ...
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how to replicate spline and randomize bevel
I would like to randomize bevel size of the replicated spline.
It look like Curve Object Output - Bevel Depth - doesn't work with list of numbers.
Is there any other options?
Thanks
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How do I delete instances that overlap? [duplicate]
I'd like only one overlapping instance to be deleted.
thanks in advance
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Geo Nodes: Offset value of animated instanced geometry along a curve
In geo nodes I have recreated an absolute shape key animation which follows the profile of a surf wave. I then want to instance this aniamted geometry along a curve and offset the value of each wave ...
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Making conjunction between instances and objects nice
I'm looking for a way to make the connection between instance and object in geometry nodes appear more natural. The edge at the connection is often hard, straight and artificial. I know that the ...
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How do I do instance coloring with nodes in Blender 4.1?
For the life of me, I am unable to get instances of different colors using geometry and shader nodes. From what I've seen of other answers on here, there are two ways to get information from the ...
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How to align the rotation of an instance to object normals?
I am having trouble with Geometry Nodes in Blender. Basically, I'm trying to create some cables that have additional instantiated objects at the ends. I want the rotation of these objects to be ...
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How to add Fall-Off texture to every instance in geometry nodes individually and keep each instances color?
In Geo Nodes I have a setup that creates these colored circles on certain points. This circles are overlapping and thus not all colors are visible right.
I have a texture with a fade/fall-off. But I ...
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How to link object data whilst keeping the location and rotation of all objects
I have a pretty hefty frame structure that I need to optimise. This was created by arraying a single smaller section of the frame along a curve, then arraying the result 32 times around an empty. ...
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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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How can I generate instances on my imported svg logo file using geometry nodes?
I have imported an svg file of a logo and I need to generate a crowd of people that essentially "form the logo" from a top view. I've been able to create a geometry node where I can ...
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Can you rig a set of instances of an object?
I have a cylinder that's instanced along a line with 5 vertices (vertex instances), so I have 5 copies of it. (Note that the cylinder becomes a child of the line because of how instancing works.)
I ...
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Geometry Nodes: Delete Specific Instance along a Curve with multiple Instanced Objects
So I'm trying to make a chain by instancing the links along a curve. These links need to be 2 different objects so I'm instancing a collection, which alternates them.
So far so good, but I'd like to ...
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grid in circle shape
i want to instance an object in a grid in a circle shape like this.
The instancing works and I also can create a grid but I don't know how to make it a circle shape.
This is my setup with the Less ...
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Rotate instances on a every other column of a grid / cylinder
here is my project: https://we.tl/t-oGBvzlGcwf
This is my goal. I managed to do everything but the mirroring of every 2nd "column".
Now in a grid there are columns but in my case I used a ...
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Randomizing Z Position for Stacked Rows in Repeat Zone
I have created a Geometry Nodes setup with a Repeat Zone to duplicate instances randomly along the X-axis and stack multiple rows on top of each other. A fixed stacking value is given so that each row ...
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Randomizing Stacked Rows of Cubes in Geometry Nodes with Fixed Start and End Constraints
I have created a geometry node setup that places cubes along the X-axis with random positions and sizes using the accumulate field node.
I need to place these cubes to match the total length of a ...
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Move instances on curves using geometry nodes
I have a simple set up where I am generating some curves using geo nodes. I want to move my instances on these curves but I am not able to figure out how to move all of them in one go. For a single ...
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Spawn unique instance per point
I'm trying to instance a collection of images, such that each point has a unique image.
When using a mesh to points node to create the points, everything works fine when set to Vertices, Corners, or ...
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How to get a random number only once per instance, in stead of for each vertex, in geometry nodes
I've built this rather complex way to create a box with tape on it in geometry nodes. This is because I need to create many different boxes according to specific size profiles.
The setup works but I ...
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Proximity colors between instances of a same pack
I'm trying to do a little effect where instances (any kind) on points would change their color based on the proximity of another instance.
Thanks to some tutorials and questions here, I've ...
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Geometry nodes: problem with intersect boolean of mesh and instances
I`m making a roof generator, and I have a little problem with intersect of meshes:
And there is the result
Here is nodes and geometry:
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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.
...
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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 ...
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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.
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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 ...
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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 ...
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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 ...
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Same gradient material for each instance (Geometry Nodes)
I'm having trouble figuring out how to assign a gradient material for each instance in geometry nodes? I have this recursive setup of circles where I want to assign a gradient material that faces the ...
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Hide instance (original) light while keeping the instanced versions
I've created a lightchain. For that lightchain I need a point light at every "bulb", as an emitting material is too weak of a lightsource. To achieve this I have created an array of planes ...
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Can not scatter properly procedural plant on targeted mesh
I have created a procedural plant using geo nodes that i would like to scatte on a mesh using particles system.
When i instance oject selecting the plant as a target, only the curve appears and not ...
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Orientation of instances in Particles Instance Modifier
I'm trying to get dynamic tassels attached to the end of a scarf in the example here.
I just don't seem to be able to get the tassels oriented correctly, despite having studied
Samir's excellent ...
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