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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Assigning Physics To Multiple Objects [duplicate]
When I attempt to select all objects in a collection to assign the same physics to the objects, it doesn't seem to assign to every object. In fact, it either assigns it to one or none of the objects.
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How can I rename a collection to add the total number of vertices and polygon of its mesh objects?
I want to add the total vertex and polygon count of all objects in the collection to the name of the corresponding collection. How can I do it? I have this script which counts the vertice and polygon ...
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Why are my newly created bone collections not appearing in the 'rig layers' panel?
Running Blender 4.2
Hit a snag that I haven't found a solution for after days of trawling. I created some new bone collections to match some new bones that I added onto my metarig. It's a dragon ...
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Change render visibility of collection at start/end of action
I have two collections of objects, one is for a walk cycle and the other is for an idle cycle of two things that look visually similar but are not the same. The end goal is to have two things which ...
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How do I create an asset but hide the dependencies upon importing?
I recently watched this blender tutorial to make a tree and I'm trying to make that tree and its leaves particles an asset. With what I've tried so far, when I import the asset, it brings in tree and ...
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KeyError: 'bpy_prop_collection[key]: key "View Layer" not found' when launching blender with external script
When I execute the following code within Blender, it works well regardless of whether it's version 3.x or 4.x. However, if I try to use it by launching Blender with a specific argument to open a ...
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Objects in blender do not fit into collections/problem with collections in blender
I don't know how to make sure that all my objects in the scene are sorted into collections, because when I add an object to a collection, it remains separately, in the outliner itself. when I try to ...
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57
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Maintaining collection structure when appending assets with Geometry Nodes modifiers applied to them
I marked an object as an asset. It has a complex Geometry Nodes modifier that uses "object info" and "collection info" nodes to import other objects.
These referenced objects are ...
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How I can index collection's intances in geometry node?
I don't know how to use Geometry Node, but I need to apply a Invisible material to all the objects in a collection but one. It's a bunch of face expressions so it's a plus if I can select Left and ...
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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 ...
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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 ...
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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 ...
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59
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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 ...
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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 ...
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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 ...
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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 ...
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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 ...
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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 ...
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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. ...
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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 ...
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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 ...
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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 ...
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439
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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 ...
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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 ...
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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 ...
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48
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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 ...
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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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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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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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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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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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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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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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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 ...
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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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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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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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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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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 ...
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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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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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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, ...
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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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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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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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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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353
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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:
...
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