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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Is it possible to do only a part of make-instances real?

instancing is a very good function to reduce memory. But there is a limit to making it. It's hard to change some directions. The right side is made of alt + D. Can I change the direction like on the ...
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20 views

Leaves not appearing when making a particle system of trees

I'm following the forest tutorial by CG Geek(this one: https://www.youtube.com/watch?v=72LPW4S8bns). i want to put the trees over the landscape, but when i choose the collection to display, the laeves ...
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Rig controller material

I was curious if this was possible: I have a model of a product *(wall light) for rendering. the product has 4 or 5 different material options. I have it as a collection that I can import into any ...
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17 views

Instance from collection controlling in render layers

Is it possible to disable an 'instance' from a collection in View Layer? I don't see the option there. Right now, my instances stay visible in all my rendered layers.
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Randomizing texture coordinates has no effect on displacement texture position

I have run into the same problem as this old unanswered question, Cycles displacement material wrong uv mapping I can shift the vector coordinates of PBR textures on instances of dupliverts to break ...
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Instancing by face - problem

I would like to copy a parallelepipede object on the faces of a hegagonal object, in the same idea as it has been done [there] with the tip on the sphere1: But my result doesnt look like it should, ...
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24 views

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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Aperture blades using vert instancing

I was following the advice in this Aperture Diaphragm in Blender 2.8 question, as well as the other question linked in that question, however once I cannot get the triangles to align properly, instead ...
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replace with instanced collections

Ok... I have an imported fb, lots of separate mesh, all needing to be separated (editmode/mouse over+L/P and repeat) a majority of the mesh items are the same. I would like to model a simpler ...
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How to make a shader with different emission strengths, depending on the object it is associated to?

I'm working on a lyrics video In this scene there are 41 curved neons going from the floor to the wall in front of the camera. I'd like to make their shader bright at the center (where the "...
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1answer
22 views

What's the best way to rotate objects identically in their own direction?

How to rotate these sticks evenly so that they roughly stay in place. I tried to use the array modifier and make them separate objects, and also somehow rotate them in relation to the 3D cursor, but ...
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Can you offset keyframes of instances?

Hey everyone I am just trying to figure out a little problem... I have this looping animation where a ball comes out of a tube and goes in the other side. In this scene I have made 4 instances of the ...
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16 views

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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59 views

Can you use geometry node data to affect the material of instanced objects? (E.g. scale changes color)

Specifically, is there any way to change the color of the instanced cubes based on their scale attribute?
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58 views

Orientation in geometry node

I would like to orient all instances to follow the path of the main object. As you can see on my screenshot, first one is oriented as it should be...but after couple of curves, orientation messed up (...
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I made a pile of balls using particle system and physics and now i want to replicate and transform this pile as an object not a simulation

I tried going to modifiers tab and click convert on the particle system modifier, but that tries to convert the whole simulation and crashes my pc , I only want to convert one frame of the simulation ...
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1answer
20 views

Would it be possible to dynamically update the collection offset for instancing?

So I like the idea of collection, but the main problem I have with collection is the lack of a define pivot. When I use collection for instancing, I need to place all the objects around the origin. ...
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1answer
23 views

Snapping doesn't work properly with collection instances

I'm trying to use collection instances (I think, the whole collection stuff is strange, confusing and in desperate need of a rework from the ground up, but I'm pretty sure that's what I'm doing) as ...
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19 views

I'm using objects as particles but the objects have hair. Why is the hair is all going sideways?

I made some wheat, complete with the little hairs. I've set up a particle system to use my wheat reference and the result is pretty good at first glance. However, if I turn off phase randomization ...
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38 views

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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1answer
42 views

Shading issue on instances by vertices

I am making some railings and instead of use the array modifier to repeat them, I choose to do it using instances by object's vertices. My problem is at the point where instances connect. I have this ...
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1answer
92 views

Distribute object instances at every vertex

Can I distribute object instances at every vertex? I tried with the new geometry nodes but it only distirbutes randomly (see screenshot).
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Copying Group Instance Computation Expense

I am pushing into the scene around 38k to 50k cube instances using Python, however, I am reasonably expecting to finish the execution of the code within ten minutes or so, I am OK with an hour at most....
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47 views

Getting instanced particles to follow paths of hairs in particle system with hair dynamics

I've created a plane with a hair particle system and with hair dynamics on. I then used a particle instance modifier to add a custom cylinder to each hair particle, and turned on both 'create along ...
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251 views

Geometry Nodes instancing faces

How to make Instancing Faces and aligned to face normal in Geometry Nodes?
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Control Instance Color with Geometry Nodes

I'm excitedly playing with the new Geometry Nodes system, but I've run into a limitation. I would like to control the color of object instances created with the ...
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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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Is this a particle system issue, limitation or something?

17/02/2021: I have make this parterre which consists of three joined objects. I have also create vertex group for its surface so to add grass using "particle system". I plan to repeat it ...
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Hair Particle Instance Objects Inheriting Emitter Colours

Blender 2.9 Hello. I have a bird model with UVs and texturing on it. I need to create realistic feathering. The bird model has a hair particle system. I created a custom feather shape and used the ...
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9 views

Using same mesh along multiple curves keeping correct orientation

I'm trying to replicate the stitching of a boot model, and I have achieved a piece of mesh to follow a curve. The thing is that this mesh needs modifiers applied (Array & Curve modifiers), and I ...
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2answers
42 views

move instanced objects relative to empty

I'm trying to move [instanced] objects up when I move an empty beneath them. Picture a 10 x 10 array of spheres. I want it to look like something is moving below them pushing them up as it moves. I ...
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Changing active object to copied instance of active object [duplicate]

Simple bpy question, but I can't figure it out. Is there a way to change a new instance to be the active object after it is copied from the active object, without using its name? For Example: ...
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How to create an inverse weight map based on particle system

I'm creating a forest that consists of trees and grass. After creating a particle system for trees, I want to make the grass appear where there aren't any trees. Instead of creating a new weight paint ...
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1answer
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TIP: How to find total number of unique objects among many instances

Is there a way to know how many unique objects (with unique mesh data) are in a Blender scene when you have a lot of instances of different objects? For example, if you have a scene with 500 instances ...
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How to add a child to multiple instanced parents?

So I have multiple instanced objects, they are parents to a spotlight ( this I've set up before I started instancing the main Object ). Now I'd like to add an additional point light to these "...
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How to hide particle system original object? [duplicate]

I am working on a very complex scene, including areas that have particle systems (grass, flowers, etc.), mostly created with the Botaniq and Graswald addons. Because the scene is so heavy, I have ...
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1answer
37 views

How do find all instances of a mesh via Python?

All answers I've seen here before say to check whether an object has multiple users to know if it's instanced or not, but what if you have multiple objects with multiple instances of each? How do you ...
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1answer
138 views

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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How to animate a character with the new Asset Browser?

Despite it still being in development, the new Asset Browser in v2.92 is a game changer. I'm wondering if it's currently possible to have a collection containing a rigged character and animate that ...
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Hair count per face overridden by Number

I wanted to instance an object onto each face of my geo. To do so I relied on the Particle System, as hair, which gives me the setup options I desire. The only issue I face is the Hair Particles ...
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50 views

Animation Nodes - How to access individual items within instanced collections?

I have a spline with an empty following along it using a Follow Spline Action node. Then I have a mesh object with a Curve Deform modifier binding it to the spline and a Copy Location constraint to ...
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Instance action with Animation Nodes

I wish to create randomize action for a walking crowd and even more to learn how to do it with Animation Nodes . I have some issues to clarify but to start with I cannot instance the character ...
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Animation Nodes: How to Distribute a Loop on a grid?

I created 2 procedural spiral splines(each in the gray frame), one has a smaller radius than the other. I looped each spline So I Imitate the fibers going on a Knot. Then added a curve modifier so I ...
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Particle modifier object deformation problem

Im trying to make custom modeled monster tentacle to deform on the particle system hairs with the hair intance modifier. Particle system is animated with the turbulence field and working as expected. ...
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1answer
63 views

Is it possible to hide an array individual instance whitout applying the modifier?

So, let's say I have an array of a cube in X axis... So I would have 10 objects along X, for example, and I want it not to show the 3rd and 4th generated objects. Is there anyway to hide this objects ...
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Object Instancer Animation Node - How do I duplicate the scaled object not its native size?

Newbie question, but it's properly frustrating me! I add a cube and adjust its Z scale to say 0.5 to make it rectangular I add an Object Instancer node and select the cube object If I click none of ...
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1answer
42 views

How do you change the materials of linked instances stored in another blend file?

I'm creating roughly 15 product models with several color variation as well as product sets. I am having a problem as one product can be used to sell in a set with other products for example, or one ...
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Visibility issue when instancing another collection instance

I'm not sure how to explain this properly but basically my problem is collection "clones" appear in collection C while I can hide it from render in collection B. My ultimate goal is to flip ...
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What is the proper way to fully cover a sphere with tiny objects so they look cluttered?

I'm new in Blender. I'm trying to design a 3D model of a virus that reminds the COVID-19. I want have a surface which has these "seeds" growing out of it. Best way to this seems to be ...
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Is there a was to instance multiple objects to specific faces of a parent object?

I have a box with two different labels on it. The labels are centered on the front and top faces of the box. I want to make 100 versions of the box all that are scaled differently on x,y, and z plains,...

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