Questions tagged [node-editor]

Questions relating to Blenders node editor. The node editor is used for non-destructive texture and material editing; for geometry node editing and for post-processing/compositing.

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camera facing shader mask

I would like to create a shader/material based mask that is 1.0 for anything that is seen in the camera view and 0 for anything that isn't. I'd like to use this to have the semi transparent hands of ...
Poppi's user avatar
  • 117
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0 answers
15 views

How do I use image textures to "mask" metallic elements? [duplicate]

First time poster here. I'm using Blender to create 3D renders of products which my company is manufacturing. With regards to the labels that I am applying to the products, the labels will have ...
Dave Minall's user avatar
2 votes
0 answers
10 views

How to read the value through Python from Geometry Nodes Output Node

When the socket is not connected to other nodes, the script can be read into its variable. Everything is fine. ...
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0 answers
20 views

Adding Materials using Image Texture

What am i doing wrong here. I select the faces that i require I assign them to a new material Unwrap the UV Save as an SVG Make a template, obviously i dont want square corners so some parts of my ...
XxSTxRMxNxX's user avatar
1 vote
2 answers
32 views

Is it possibile to change and randomize the shape of voronoi texture generated dots so the they doesn`t look so even and perfect round?

In the image you can see a simple voronoi texture generated texture. The problem I have is that I don`t want that even look und the perfect circle shapes. Does somebody has an idea if it possible to ...
falk's user avatar
  • 127
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Selecting in nodes

How do I select the 4 things highlighted in green on the node like in the screenshot below. I’m trying to follow a tutorial on how to make an animation but when the guy selects those things on the map ...
darryl edwards's user avatar
1 vote
2 answers
22 views

How to change the size of points in the geometry nodes?

I am new to blender. Currently, I am trying to make a donut and I am stuck with making the sprinkles. My points in geometry nodes are too big, how do I change the size of them?
nagidkaa's user avatar
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0 answers
29 views

I don’t understand how to use the alpha factor in RGB Node in the Shader Editor

I don’t understand how to use the alpha factor in RGB Node in the Shader Editor. So far, I’ve investigated and get some of the uses for the alpha factor when it comes for project images on planes or ...
Andrea 's user avatar
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23 views

Resources for Material Setups [duplicate]

I've been exploring various resources for creating materials in Blender, including libraries such as BlenderKit and numerous instructional videos on YouTube. However, I am looking for a more ...
Saber's user avatar
  • 101
2 votes
1 answer
45 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 ...
noel sulbaran's user avatar
1 vote
1 answer
104 views

Controlling thickness of node-generated concentric rings

These 36-segment concentric rings are formed from node-generated, circular edge loops. The planes between them aren't — I've bridged the edge loops myself — but the edge loops are procedural. Below ...
KEY_ABRADE's user avatar
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1 answer
14 views

How to use Add Node feature with World Properties

I feel like I might be missing something obvious but I can't seem to get the node editing mode to work with the World Properties in the 3D viewport please see below for my World Peoperties ...
Matt Hans's user avatar
3 votes
1 answer
129 views

How can I convert the Multiply Add node in Blender 2.79?

I need to change node Multiply Add from Blender 4.0.2 to Blender 2.79 with math nodes. How i can do that?
UMANETS's user avatar
  • 33
1 vote
0 answers
34 views

Frontface Culling Not Rendering (even with nodes)

Does just fine in everything else BUT Rendering - when in render, it just renders as if the culled frontface cuts through everything else behind it instead of showing it at all. Putting the viewport ...
secret_garden's user avatar
0 votes
1 answer
42 views

Using Blender to Convert Video with Kuwahara Filter

I'm fairly new to Blender. What caught my attention about it recently was the recent addition of the Kuwahara filter node that they added. So I wanted to experiment with using the compositor to import ...
Kris Theorin's user avatar
1 vote
1 answer
42 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 ...
Golden Dragon's user avatar
0 votes
1 answer
85 views

Creating material with real-world sized tiles

I am working on my flat project. I want to create a material that could take texture images of tiles and value input of their real-world size, resulting in covering meshes with an exact number of ...
randomCoder1's user avatar
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0 answers
28 views

Volume on a model using a black and white texture

I have a brush model that came with all it’s textures here and I was wondering how I could apply the black and white “ink” texture and make it have some volume on it, possibly without using bump node ...
Brian Houde's user avatar
4 votes
1 answer
55 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 ...
Golden Dragon's user avatar
1 vote
1 answer
42 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")...
Noob Cat's user avatar
  • 1,202
-3 votes
2 answers
77 views

geo nodes - scale top faces / edges from center along the track line

ave gratis plenum i need to scale top faces ( or edges ) of railroad track cutter start mesh is .obj file exported from steam's rolling line game - railroad track mesh track / terrain cutter is using ...
aum hren's user avatar
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0 answers
12 views

Possible to have world node only affect one object? Problem with lightning Volume Absorption

Is it possible to have a world node that only affects an object with volume absorption? I have a situation where I want to be able to control the lighting specifically for the liquid. I have tried ...
N03's user avatar
  • 149
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0 answers
12 views

How to darken an object face in a node group and make this optional

I am currently working on some virtual remotes for my home automation system. This will involve images of remote buttons before and after pressing. To make it clear, I would like the face of the ...
stain's user avatar
  • 153
0 votes
0 answers
18 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: ...
Lingjie Mei's user avatar
0 votes
2 answers
71 views

Blender 4.02 Where is the Node Search input box

I have blender 4.02 and now when I am in the Node Editor, GN editor or Compositor and choose 'Add' (as in add node) I am NOT offered a search box, which is generally what I use. I no longer have this ...
Jon's user avatar
  • 464
1 vote
2 answers
81 views

How do I make a dissolve kind of effect?

How do I do this kind of effect on a procedural ice material? I'm trying to do it as a transition on my ICE material, Most of the videos that i found about dissolve effects are for principled BSDF ...
Exoc0r3's user avatar
  • 11
2 votes
1 answer
83 views

Gradient light with Area light

I have just learned how to create a plan and make an emission of it, then create a gradient to control the light as I want. I was then advised that it should be possible to use nodes in an area light. ...
N03's user avatar
  • 149
0 votes
0 answers
32 views

how to set up brushed aluminium node material

I'm trying to achieve an aluminium texture for my object. I have the following node set up, Im facing 2 problems. On the top of my cube, there's a rounded aluminium, and on the other sides, the ...
blender breath's user avatar
0 votes
0 answers
37 views

Is there a way to lock Shader node In blender?

After completing the work, to customize all the nodes, we use the Tab key. Now, I'm wondering how to lock or restrict access to this shader. In other words, I want to ensure that other users can't see ...
Alireza Taherpour's user avatar
2 votes
1 answer
223 views

Screen space reflection makes my object darker

I'm applying a texture which was set up by @ChristopherBennett. The texture works well (Using EEVEE Render) until I turn on space screen reflections, which makes it darker, and the objects loses it's ...
blender breath's user avatar
0 votes
1 answer
33 views

geometry nodes grid sine selection points

I would like to create sine graph function projected on grid of instances. https://imgur.com/a/NiQcc8G Question: 1.Math function nodes How can I use Set position with math function to create sine ...
starlit's user avatar
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0 answers
127 views

What are the changes related to subsurface or principled BSDF in Blender 4.0

In my understanding before Blender 4.0, there was a way to add a color in the section of subsurface color this was used with the subsurface bar to give some sort of blood tone to the skin… or at least ...
Estravius Lothar's user avatar
0 votes
0 answers
17 views

How do I add Subsurface Scattering in Blender to a sculpt made and textured in 3DCoat?

I've imported my model with textures/materials from 3DCoat, and I wanted to add some SSS. I'd like to recreate the effect similar to this one, where it's very intense: https://www.youtube.com/watch?v=...
Full_Metal_Glitch's user avatar
0 votes
0 answers
13 views

Nodes effect not coming after exporting in .glb [duplicate]

I am new to Blender and am only using it for a few hours to quickly create and export a 3D Model in .glb format to use it in my React website project with three js. I have applied certain Nodes in the ...
Wizard's user avatar
  • 1
0 votes
0 answers
42 views

Procedural toothpaste texture on beveled curve

Imagine drawing with colored toothpaste. If you rotate the tube around its own axis while drawing the path, the texture is simple like this: But if you hold the tube in a fixed position while drawing,...
Tortenrandband's user avatar
3 votes
1 answer
75 views

How to find / search where a node is in geometry nodes tree

How to find / search where a node is in geometry nodes tree. I have a large node tree and would like to be able search / find specific nodes like set material nodes, is there a search or key ...
Still's user avatar
  • 159
4 votes
1 answer
161 views

How can I make all of the faces that face XY direction to have same normal axis?

this is the current object that I'm working on, I want to have all the XY Direction faces to have same normal axis so that I can raycast a grid and move the row on the grid and instances on point it ...
Robin Antonius's user avatar
0 votes
0 answers
55 views

Node Group missing from sidebar

I'm fairly new to blender and was following a tutorial for procedural textures and it involved making a node group and then changing the group input type to a float. My sidebar in the node editor ...
Kevin Holliday's user avatar
-1 votes
1 answer
47 views

GeoNodes delete geometry not working properly?

When the object I'm trying to delete makes contact with the target (I detect it using the ray cast node isHit) some times it doesn't delete it. I have also tried ...
Helios's user avatar
  • 13
1 vote
1 answer
87 views

Nodes: How to distribute different dynamically created objects of a NodeGropup to individual points?

I've only recently started trying out the Blender software. But I enjoy this great program every day. I have the following problem: My current goal is to dynamically create objects and display them on ...
nanoblender's user avatar
1 vote
1 answer
63 views

Add two midi file to animation nodes

i am using animation nodes in blender for piano animation with this tutorial : https://docs.animation-nodes.com/tutorials/midi/ my piano notes works but I have piano midi file with 2 tracks ... ...
jackon's user avatar
  • 55
0 votes
1 answer
67 views

Geo Nodes: Combining vector rotations

I'm trying to get instances to rotate to face the centre of a mesh circle. I've had success getting them to orientate correctly when the circle is created using the distance between points on X or Y, ...
boudini's user avatar
0 votes
1 answer
54 views

Blender Script to apply changes on many materials

i have a Material called "Dust" that has 4 nodes. I now need a script that copies all nodes and paste it to all materials of objects in all activated collections. Then the Output of the Map ...
VICUBE Animation's user avatar
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. ...
Golden Dragon's user avatar
1 vote
1 answer
44 views

Rendering Result varies vastly from what I see in the viewport when using Texture coordinate's "Generated"

I'm trying to get more into procedural texturing, and I found myself facing a problem where the texture I'm seeing in my viewport is diffrent from what is rendered. While trying to fix the problem, I ...
Niklas Friedrichs's user avatar
0 votes
1 answer
44 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 ...
Cody Setchfield SMOUSE's user avatar
0 votes
1 answer
62 views

cant extrude top faces with geo nodes

i'm trying to extrude cells top faces using geo nodes to mimic basaltic rocks design. When i do it on a basic grid it works no problem but when i try to use quick cells addon to generate cells and ...
ant0's user avatar
  • 5
0 votes
0 answers
24 views

Animating with Geometry Nodes with a real life time line

I'm creating a reconstruction using real life data. I've imported a spreadsheet that has a very long list of rows that I've converted to a curve with the intention of animating an object along that ...
Symo's user avatar
  • 3
0 votes
0 answers
26 views

newby mode solidify outline issue

im trying to make a simple lil model thats just flat and has outlines to learn about it so all parts work except the hair how do I fix it?
Oh Dawns's user avatar
1 vote
0 answers
23 views

How to lower apparent resolution of image in composite nodes (with linear interpolation)

I need to reduce the horizontal resolution of an image in the composite node editor. Scaling down to 10% and then scaling up by 10x doesn't actually reduce the detail (resolution). Normally you would ...
Digit's user avatar
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