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.
451
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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 ...
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1
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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.
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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,...
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22
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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 ...
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31
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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 ...
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20
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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 ...
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28
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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 (...
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32
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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.
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36
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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 ...
- 21
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26
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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 ...
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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 ...
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7
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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 ...
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22
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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 ...
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165
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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:
<...
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53
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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 ...
- 81
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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?
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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'...
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22
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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 ...
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17
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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, ...
user173414
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44
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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 <...
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52
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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 ...
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28
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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, ...
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37
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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:
...
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17
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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 ...
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70
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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:
...
- 374
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29
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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 ...
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57
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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 ...
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57
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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 ...
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27
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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 ...
- 11
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18
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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 ...
- 488
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90
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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 ...
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39
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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 ...
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24
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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 ...
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19
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Python Blender .Blend Export and Back-Link Script (persistent handler problem)
I'm trying to create a blender script that will move selected objects to a new .blend file and then link those specific objects back to the original file.
This would be extremely useful to me and my ...
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46
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particle emitter emitting a collection with an object and spot lights
I've built a street and I want cars to drive along that street.
I've decided to do that with a particle emitter, emitting objects (the cars I've modelled beforehand). This works. But now I would like ...
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Moving/rotating objects of linked collection
I have a big heavy scene with collection containing all the props. I want to use it as a linked library in other projects while also being able to move stuff around. Is that possible? Thanks
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36
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Geometry Nodes: Recreate objects from collection using attributes
A bunch of differently sized small cubes (referred below as objects 'A') need to be arranged in front of a much larger object (object 'B'). They never touch the object and do not need to line up with ...
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Material exclusivity to an object collection
I have two collections, one is done with every object colored with the respective material, the other one is a duplicate of the first one but without the clothing.
The thing is because of the ...
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Istancing Collections with an istanced object inside doesn't work
the title might be confusing so:
Blender Version 3.5.0
I'm trying to Istance this "Gala table" on plane Vertices:
but this collection has two more object (Mise en Place, Chiar) that are ...
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31
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How create a collection instance with python
Hi how create a collection instance with Python code example (How to avoid operator `collection_instance_add`?) this code does not work I not can link this instance to the collection
Error
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486
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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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98
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How do I select the top "Scene Collection" from python?
I would like to select the top Collection (called "Scene Collection") from my script.
If I test any other collection in the scene in the console with:
...
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167
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Easy way to parent object hierarchy to another object in another collection
I'm switching to Blender from another software.
It's probably a stupid Question but maybe I'm missing something...
Lets say I have a hierarchy (or more) of objects in Collection 2 and I want to parent ...
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22
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Select child object in different collection from parent object
I have a rig with clothes parented under it
but i seperate rig and clothes into different collections for organization
As the image above
The problem is when I select one clothes mesh in the scene ...
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86
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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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Duplicating Collections including the object’s view status
I have multiple ‘master’ collections each containing further collections and objects within them. Many of the ‘sub’ collections and objects are hidden from the screen.
When I duplicate a master ...
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286
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Disable objects in collection for export
I have a collection with multiple objects inside. I instance this collection in a few places. Inside the collections are also a few objects that are just there for practical reasons, like high-poly ...
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How interconnected can a collection asset be ? (3.5.1)
Context
I am currently working on an asset library of mechanical components and I have inconsistent results when importing "complex" collection assets into a new file.
By complex I mean that ...
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203
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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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Select Scene Collection in Outliner, then paste collection in clipboard
I am trying to use this operator: bpy.ops.outliner.id_paste() to paste a collection I have copied in the clipboard, and my problem is setting the right context, ...
