All Questions
Tagged with python node-editor
382
questions
2
votes
0
answers
16
views
Check if viewer node is on or off
Is it possible to check with python if a viewer node is on or off?
So this:
vs:
I tried hide, active and ...
- 1,233
1
vote
1
answer
131
views
Blender 4.1 AttributeError: 'ShaderNodeTree' object has no attribute 'output' [duplicate]
I am using Lucas Roedel's pixel art addon. (https://lucasroedel.gumroad.com/l/pixel_art) I am encountering a problem that says: AttributeError: 'ShaderNodeTree' object has no attribute 'output'
Here ...
- 11
0
votes
1
answer
54
views
How do you add extra socket types to shader node groups in Blender 4.0+?
Before 4.0, you were able to run a script like this:
import bpy
bpy.data.node_groups['NODE_GROUP_NAME'].inputs.new('NodeSocketFloat', 'SOCKET_NAME')
and it would ...
- 96
2
votes
1
answer
55
views
Python remove unlinked nodes in all materials scene
I found this code to remove all unlinked nodes on a material selected , but I want to edit the code to remove all unlinked node in all the material on the scene, I am very bad coding but I know the ...
1
vote
1
answer
96
views
Is there any way to create a boolean input to a ShaderNodeGroup in Blender 4.x using python?
I'm working now on a plugin that includes NodeGroups and I want to make a Boolean Socket. I remember that in the older versions it was possible to do this, but in the Interface system, I didn't really ...
- 130
4
votes
1
answer
215
views
Is there a way to create custom Node types or Nodes Categories using Python?
I want to create custom Nodes for my plugin, and I've found a few places on the web that say it can't be done, and a few places I've seen people say yes, but haven't explained how.
So what is the ...
- 130
1
vote
1
answer
51
views
How to Convert Coordinate object from Coordinate Node into Mapping Node?
In the example below, I'm using an empty object that I've named "Empty XYZ" as the Coordinate Object, right in the Coordinate node into the Sphere Material (Named: "Strip Material")...
- 1,269
0
votes
0
answers
26
views
How to call group_ungroup operations when using blender is a python module
I want to ungroup a node group when writing a script launched from a python command line, and I try to use group_ungroup as follows:
...
0
votes
0
answers
14
views
Dynamic NodeGroup Updates: Managing Link Movements with Socket Names
I am working on a certain Add-On, part of which is the dynamic creation of Node groups.
I use the following code to update the NodeTree of each Node when the underlying NodeTree is updated.
...
- 130
0
votes
1
answer
59
views
Using a script to set the current values of a shader node groups sockets, as their new "default" values
I'm trying to fix an old discontinued addon, but the new bpy changes in 4.0 are throwing me off. I've tried implementing the new 'tree.interface' elements, but it keeps spitting errors. And of course ...
4
votes
1
answer
277
views
4
votes
1
answer
355
views
Add or Remove item / socket in Nodetree / Node group - New "Items Tree" - Blender 4.0
First of all, I want to mention that I'm quite new to programming with Python and Blender.
Now, I wanted to know how I can create (or remove) a new socket in a custom nodetree considering the new &...
- 51
1
vote
1
answer
165
views
How to get what a node group's name is inside a material?
My script prints every node group name, how many nodes are inside it, and its users. The node groups are sorted by how many nodes are inside them so I can find possible redundant/duplicated node ...
- 90
1
vote
1
answer
84
views
Is it possible to automatically create a plane between two spheres when they move and reach each other?
Is it possible in Blender to do something like, whenever these two spheres move and reach each other, a plane automatically gets created between them?
I tried the answer below and then changed the ...
- 35
1
vote
0
answers
69
views
How can you show socket descriptions in My VIEW_3D panel into Blender 4.0?
From some version I noticed that the node_groups sockets have a new "description" attribute which however was not visible in the interface until the Blender 4.0 version which now makes it ...
- 1,269