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Questions tagged [collections]

Collections were introduced in Blender 2.8 to replace object layers and groups as a scene organization tool. Use this tag for questions about 2.8 or later Collections. Use this tag for questions about using Collections.

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parent rig deletes after save

I have a rigged model where the entire rig is fine except a piece of the face. When I animate the rig, the teeth are never parented. When I do parent the teeth to the rig it works fine, so I'll save ...
Mugen Animations's user avatar
1 vote
1 answer
25 views

Make visible certain sub collections and their contents

I've had a good look online but can't seem to find an answer to making sub collections visible. I've attached an image that shows the main collection called Block Garage which is ticked and then ...
Andrew's user avatar
  • 11
2 votes
0 answers
29 views

The same object in different collections. How to determine which collection contains the selected object (highlighted in blue) in outliner?

The screenshot shows the outliner diagram. The Cube object is in two different collections - Collection 1, Collection 2. Using LMB I can select the Cube in Collection 1 and leave the object unselected ...
Vadim Tss's user avatar
0 votes
0 answers
21 views

Can't delete overriden collection

I am struggling for hours with this... I added a linked collection, tried to override (content and/or selected), now I want to delete the collection and it's not possible. Tried every clearing options ...
16ar's user avatar
  • 45
0 votes
1 answer
18 views

Animating material property from a linked collection

I have a linked collection with several objects and I want to animate hue value of one of the materials. Following this answer I have a custom property linked to my hue driver and this works perfectly ...
16ar's user avatar
  • 45
0 votes
1 answer
20 views

How can I get one grease pencil object to appear inside another?

So, I've been having this issue for the last couple of days and I'm sure its my lack of knowledge on how Grease Pencil Objects work and/or interact with each other. Let me give some details. I ...
HiFreequencyVibez's user avatar
2 votes
0 answers
22 views

How to make a collection's custom property animatable?

As far as I understand, custom property in UI, is nothing more than an "add-on" written in python. But for some reason collection's custom property cannot be animated. Does anyone have any ...
Dmitriy's user avatar
  • 41
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0 answers
10 views

How do I suppress nested collections when instancing?

Here I have a collection which includes a nested collection. Next to it I have a collection instance. When I suppress the nested collection, I would like for the collection instance to reflect that ...
James Riley's user avatar
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0 answers
12 views

Collection Instance Containing Vertex Instancing Shows Original Mesh

I was trying to streamline instancing in a Blender 4.0 project and found the following difficulty: While concealing an original mesh in the final render using the 'DupliVerts' vertex instance ...
Quin Benson's user avatar
0 votes
1 answer
83 views

Distributing Objects on a Plane with Defined Probability and individual translation/rotation/scale in Blender

I am looking for a solution to distribute my objects from a collection on a plane with defined occurrence probabilities. However, I would like the individual objects to be rotated and moved randomly. ...
maarr's user avatar
  • 13
1 vote
1 answer
38 views

how to add texture to the arms when there is no arm collection

I'm trying to add a the arm/leg texture to my guy that i pulled from source via crowbar and VTFedit software to my guy in the image but there is no arm leg collection. Does anyone know how to correct ...
Full Salvo's user avatar
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0 answers
32 views

Is there is no way to switch on/off meshes inside instances collections, what workflow can simulate this?

Kind of a theoretical question. In Figma (an application for interface design) there is a concept of instances as it is in Blender. They work this way: For example, you designing a collecting data ...
Marfa Razmakhova's user avatar
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0 answers
27 views

Collections Greyed Out [duplicate]

I just opened up one of my old Blender files from 2017 in Blender 4.0 and I found that I can't see the items in most collections in the viewports. I'm assuming the compatibility attempted to take the ...
Anson Savage's user avatar
  • 3,412
1 vote
0 answers
249 views

Rigify does not generate Bone Collections

I'm using Blender 4.0, and when I generate a rig with Rigify, Bone Collections don't show up. I tried with new project it also doesn't work, tried with different rigs and no effect. I also tried to ...
Silz's user avatar
  • 13
1 vote
2 answers
46 views

How to parent specific objects to newly created collections?

I used this python code to set the parent (link) the specific objects to newly created collection. The code is working well, but I can see the same objects instance outside(Scene Collection) the newly ...
Subin Gopi's user avatar
2 votes
1 answer
359 views

How to hide and unhide all objects within a collection

I don't know if this is possible in Blender, but I have a collection full of a bunch of objects. Some are hidden from the viewport, and some are not. Now I want to unhide all the objects within the ...
Default_dx's user avatar
1 vote
0 answers
45 views

Distributing Objects on a Plane with Defined Probability in Blender [duplicate]

I'm looking to distribute my objects from a collection on a plane with defined occurrence probabilities. @quellenform response in this thread essentially answers the question. However, I'm having ...
maarr's user avatar
  • 13
0 votes
0 answers
31 views

Difference between mirror modifier and creating collection instance

I was wondering about the difference between using the mirror modifier to mirror an object around the main object, and creating a collection instance then rotating the duplicates around the main ...
Muhanad.H's user avatar
2 votes
1 answer
125 views

Non-Destructive Deformation of a Collection Instance in Blender with Lattice

In my current project, I'm attempting to deform a collection instance in Blender. I believe using a lattice would be the ideal approach for my needs, but I've been unable to make it work effectively. ...
Tai Alt's user avatar
  • 23
3 votes
3 answers
622 views

The same objects are appearing in 2 collections in the same file

As you can see in this video: https://youtube.com/shorts/ASTPhRrFamI The same object appears in 2 collections. I have 24 such objects and there is no way to get rid of one of the copy: if I delete one,...
PolyMad's user avatar
  • 834
0 votes
0 answers
54 views

Four different sprinkles in a collection merge into one sprinkle in a geometry nodes

I started the new doughnut tutorial from BlednerGuru, and I am on part 7 (long sprinkles). When placing the sprinkles in one collection and putting it in the geometry nodes, they merge into one ...
Hazer Emric's user avatar
0 votes
1 answer
36 views

How do i move an entirety of a collection to specific cordinates?

There's a rather large collection that i need to have an entirety of it moved to a very specific cordinate. I really couldn't find a way to move an collection in a manner like that. Any way i can do ...
Tohchal's user avatar
0 votes
0 answers
30 views

Selecting objects in a collection

I was trying to select the objects in the newly create collection but i was not able to select as newbie i don't know some rookie mistake there so kindly help me with thisI have attached the video ...
viki's user avatar
  • 31
1 vote
0 answers
63 views

Blender Geometry Nodes Collection instances scale

I´m trying to find a way to scale the proximity geometry mask with collection objects. I would scale the object inside the collection and the mask would always be 2x the size of the object scaled (...
pedro's user avatar
  • 11
0 votes
1 answer
67 views

Python - Isolate Collection for rendering. Emulate "Ctrl+Click isolate render" in outliner in python

I want to "isolate" collection for rendering. The code is pretty massive IMHO. Is there an elegant way to code this task? I need code exactly. This task is just a part of project. ...
Bicukow's user avatar
  • 931
1 vote
1 answer
78 views

How can I remove the icon with the Y shape?

I'm so new to use blender. I am the user of Maya before and I wanted to start to use blender. I got some issue that I don't understand. When I imported an object, there was hierarchy things happened ...
Jiyeon Lee's user avatar
1 vote
1 answer
85 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
1 answer
259 views

Geometry Nodes - Get Object Origin From Object in Collection?

Quick question for all those more versed in Geometry Nodes than I am. I want to pick an object from a collection by it's instance index and place it at the origin of whatever object is using this geo ...
Spring E. Thing's user avatar
0 votes
0 answers
8 views

Linking Meshes on new scene, placement issue

I am trying to link a collection into a new scene. The collection has one mesh with its origin located at the centre of the grid. Still, when I link it to my new scene, the linked mesh looks far away ...
Bruno Suraski's user avatar
0 votes
0 answers
22 views

How To Get Super Parent in Custom Property Update Function in Python [duplicate]

I have Collection_A attached to Object and Collection_B attached to ...
Mohit Saini's user avatar
3 votes
2 answers
316 views

How can I fully select a collection using python with blue highlight?

I have found this thread and several other threads but nothing with any legit answers. We can somewhat select a collection using for example this script that "selects" the one at index 2: <...
Harry McKenzie's user avatar
4 votes
1 answer
63 views

Name in edit state upon creation of collection

Is there a function in Blender Outliner to automatically have the name of a collection in an editable state when i create it? I always have to F2 a "Collection 187" and its just an extra ...
Ferg's user avatar
  • 81
0 votes
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?
James Riley's user avatar
2 votes
0 answers
51 views

Select an object in a collection with Duplicate Element

Is it possible to give a collection to a Duplicate Element node and select which object we want to duplicate ? Somehow like the instance on point node. I've tried to use the selection socket but I can'...
Simon Breeveld's user avatar
0 votes
1 answer
43 views

Can't move objects created by archimesh into a collection folder

When I move objects into a collection by drag and drop, or by M key, it does not move the whole structure. I tried Select Hierarchy, but there are still objects left, and I am not sure how to remove ...
Dawe's user avatar
  • 121
0 votes
0 answers
17 views

How to Randomize objects from a collection along a curve? [duplicate]

Is there a way to randomize objects along the circle from my collection. I have three objects in my collection and currently they are evenly spread across the circle. Is there a way to randomize it, ...
user avatar
2 votes
0 answers
48 views

Question about CollectionProperty and Polymorphism/inheritance

(Hi) I was wondering if its possible to create a CollectionProperty (collection_custom_objects) that contains, lets say a class <...
Ommadawn's user avatar
  • 658
2 votes
1 answer
197 views

How to apply Alpha to a collection with all the objects within the collection

I have multiple objects with various textures and materials, in different collections. Is it possible to apply an Alpha to the collection itself with the objects inside it? So I can control how much ...
blender breath's user avatar
0 votes
1 answer
29 views

Duplication of Collections

According to the tutorial "Step by step creating a flock of low poly birds in Blender" I created a flock of crows. The flock has in its structure a System of Particles, armatures, ...
Геннадий Горбач's user avatar
2 votes
1 answer
57 views

msgbus for collection selection in outliner

I want a callback for Collection selections in the Outliner. So far I already found a common solution for object selections: ...
rbx 775's user avatar
  • 67
0 votes
0 answers
40 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
2 votes
1 answer
216 views

How can I get all selected collections in the Outliner?

In 2022 there was an answer to a question over at devtalk.blender.org about selecting multiple collections. The answer was this code segment: ...
Steve's user avatar
  • 460
0 votes
0 answers
41 views

Problem with displacement map when creating collection instances

I am trying to create collections of instances from an object with a material, which includes a displacement map. When rendering, for some reason the displacement of the instance collection does not ...
María's user avatar
  • 1
2 votes
0 answers
94 views

Unable to access custom properties on collection asset

I have one Blend file with a Collection that has a custom property with "Library Overridable" enabled. However, when I use the Collection as an asset in another file, I can't access the ...
AlephCubed's user avatar
0 votes
2 answers
131 views

Converting 1000s of objects into collection instances with individual positions/scales

I am trying to use Blender to import and re-organise a large volume of data. The imported data comes in as 1000s of objects with shared meshes/textures, but individual positions/scales/rotations. I ...
sixzis's user avatar
  • 21
1 vote
0 answers
31 views

Animation of two groups of particles/spheres switching sides and colliding

I am currently trying to switch to Blender from some other 3D modeling/animating environments. Unfortunately, I found some troubles with force fields' animations and it makes me quite frustrated for ...
Michuo's user avatar
  • 11
0 votes
0 answers
29 views

Sort grease pencil layers?

I would like to know if its possible to sort the grease pencil's layers property collection, like we can sort any other collection. Like, maybe kind of accessing ...
Ommadawn's user avatar
  • 658
1 vote
1 answer
102 views

Custom properties in shaders zeroed out when I make a copy of the view layer

I am working on a complex scene with many different starships in it. This is a recreation of an old PC game poster, and since each starship was lit in a bit different way, my idea was to have each ...
Ondrej's user avatar
  • 277
1 vote
1 answer
69 views

How to avoid drawing an UIList item in draw_item?

I have an UIList drawing a collection of items. When those items have a property (bool) draw_in_ui set to False, I would like to avoid it from drawing in draw_item() function: I thought about ...
Ommadawn's user avatar
  • 658
1 vote
1 answer
32 views

Duplicate and Align collection

In the image above, I have a small light bulb on the floor, every mesh regarding that lightbulb is parented to the glass head, then it's all in LOWER BULB collection. I want to duplicate and arrange ...
Ogunlesi Taiwo's user avatar

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