Questions tagged [nodes]

Nodes are used in the Node Editor for compositing, post-processing, creating materials and textures. Use this tag for anything node related.

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2
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1answer
76 views

I want to make a nasty wriggling worms procedural shader

I saw a tutorial to make a spaghetti shader in substance designer, and in that they used some default noise texture that they altered to look like noodles. I want to do something similar in blender, ...
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0answers
23 views

Blender 2.9 - are nodes mandatory for using image textures?

Back in the day, there were textures slots linked to materials it seems overkill to use a shader just to apply a simple unshaded image for instance why the option of not using nodes at all ? why a &...
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0answers
25 views

Using CFD temperature data to generate lighting

I have a VTK file that contains volumetric data on the temperature at different points on a flame. It has been obtained using a CFD simulation, with the file containing different values of temperature ...
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3answers
54 views

Why is this object reflective only in Blender?

I'm having some trouble with a material. While my project was created with an OpenGL normal map format, the export setting I used in Substance Painter was a DirectX-centric template. I've since made ...
0
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2answers
67 views

Can i use a “Image texture” node as a “colorramp” node?

I kind of know how to change a models shading with a color ramp but most of the time I'm in a situation where I have to use a gradient that isn't in a gradient format like png or jpg. i have no way to ...
6
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1answer
63 views

Combining vector displacement and standard black and white displacement nodes

I am currently working on an ocean scene. The water uses a subdivided plane with waves that are displaced via the vector displacement node in the material. I would like to add another whirlpool effect ...
0
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1answer
20 views

How to use properly viewer node

I'm having my first approach with Nodes, I don't understand how to use the viewer node, on the manual it is said that shift +ctrl+LMB on the node and the viewer must appear, but nothing appends when I ...
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0answers
39 views

I can't get good displacement on my donut!

I'm a noob Blender user following BlenderGuru's donut series. I'm on the part where he does displacement, but it just doesn't look as good as his. Mine isn't horrible, but its definitely not good. ...
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1answer
28 views

How to make node disappear

It seems to make the value node disappear while connecting it to group input. I've tried different combinations and have node wrangler on but I'm not sure how to get it. I'm also unclear as to exactly ...
2
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1answer
33 views

How to set up 2 different worlds nodes for render

I have two objects in my scene cube and plane, and I have set up 2 different worlds. is it possible to assign a world node which will influence the specific object in my scene, One world for the Cube ...
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0answers
17 views

How do I change background image's size in compositor? [duplicate]

How can I change background image's size in compositor? The following screenshots are showing my node setup and the current size of the background image.
4
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1answer
66 views

How do I displace/distort a texture map with another texture map?

I want to use a vector map in the node graph to displace/distort a 2d texture map, where X and Y values denote 2d direction and Z denotes strength. i.e. Suppose I have two noise texture maps from two ...
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0answers
26 views

More than four color mixes results in mesh turning pink (Eevee)

I have a group of texture colors and color mixes that mix them together into one shader. There is a value counter that changes which texture shows on the mesh (If value=0, then switches to texture#0. ...
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1answer
34 views

How to add 'desert dust' to object?

This is the effect I want to achieve using the node editor: This is what I've come up with so far: Node editor setup: I'm using Cycles render. Any help would be greatly appreciated! :)
0
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1answer
29 views

Color into Alpha - Nodes and Vertex Paint

As a way of easily blending materials together on a single object, and to allow me to do so on arbitrary parts of the model (without needing to segregate a specific part of the model's UV map or ...
2
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2answers
233 views

How to connect mix RGB with Noise Texture nodes

I got a set up of nodes which I'd like them to connect with the noise texture so my object can has the ability to have noise and also control the colorRamp.
1
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1answer
28 views

Placing Wave Texture In Center Of Geometry

I am a Node Noob and i was wondering how/if i could center this wave texture in the middle of my knob here. I did a knife project on the "pointer" so the UV of the top of the knob where i ...
1
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1answer
20 views

How to move greated texture?

How to move created gradient without customizing Texture Gradients from which created gradient created?
4
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1answer
45 views

How to share node value with another node to keep them sync

How should I setup a driver to keep two values same across blend file? Like ... World > Mapping node > Z Rotation value to Object > Mapping node > Z Rotation It would be handy in case ...
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0answers
31 views

How to put transparent images on to textures [duplicate]

I'm trying to put a PNG image on top of another texture on my cube, I'm following along this tutorial https://www.youtube.com/watch?v=vqhZIHpPmq8 but I'm getting a different result, my nodes are set ...
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0answers
20 views

Python: Node context missing [duplicate]

I'm new to scripting in Blender 2.91.0 and I'm trying to modify nodes via code. According to the API I should be able to access my current node selection via the Node Context. My material is using ...
2
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1answer
200 views

How can I make a peach material similar to this picture?

Do you have any idea how to make a peach material like in the picture? So that it is also a bit shiny and that it also becomes darker at the bottom just as in the picture.
9
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1answer
404 views

I'm lost in the shader editor

Everytime I hold scroll on my mouse to move, it like somehow teleports down and I have to scroll up again. THis time, it was WAY WORSE, as it went too far down and now I can't find my nodes
2
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1answer
43 views

Shortcut to quickly add texture in the shader editor doesn't work?

I am trying to add textures in the Shader Editor using the shortcut Ctrl+Shift+T, but nothing happens. When I first came across this shortcut watching a tutorial, it worked perfectly fine but the next ...
5
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1answer
114 views

Vector Displacement not showing same result as the mask of it

So recently I decided to try vector displacement. I tried to make something simple, such as this shape. It's sort of a "gun shape", but I've ran into a problem. I wanted to make an "...
2
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4answers
76 views

Repeat a generated texture in Blender 2.91 [duplicate]

I made a nice-looking tile texture: Now I want to repeat it on x and y axes. Is there any easy way to do it? .blend file
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1answer
43 views

There is no “non color” in color space

There is no "non color" in color space
2
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2answers
135 views

Changing node that effects to all material

I'm trying to make something like colour palette in every material, for my animation I dont have idea, so I just use color ramp to make it, like picture below, and name it as "COLOR PALETTE" ...
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0answers
20 views

Default Value for node group input sockets is not respected outside the group

I am hoping that I just did something incorrectly. I am creating a rather simple node group with 5 input sockets. Two of them are color, and the rest (which I am concerned about) are values. Here is ...
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0answers
11 views

Export Textures made with shading node editor to uv map

I followed this tutorial to create a globe with an earth texture on top, mapped nicely so there is no random splicing or cutting issues. https://b3d.interplanety.org/en/mapping-texture-to-planet/. It ...
0
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1answer
54 views

How to create a glow animated circle that surrounds a sphere

I want to create an animation similar with this one; I am wonder how to create this glow animation effects ? I do not know how to create the glow animated circle that surrounds the sphere; How to ...
9
votes
3answers
451 views

Falloff node setup similar to 3DS Max falloff node? Need perpendicular / parallel falloff for correct fabric rendering

Notice: After all of the awesome advice given here, I ended up creating a node group that clones 3DS Max's falloff map (for the most part). Feel free to download in my latest answer to this question. ...
0
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0answers
24 views

Metal machined sunburst effect for watch dail

I would like to create the following effect on a watch I'm rendering. Can anybody help me? especially the machined line to the centre is hard for me to create. the rest I use the anisotropic in the ...
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0answers
23 views

How to give uniform thicknes to edges of an object using materials(nodes)?

Here I want to create a thick border around my object using materials (Nodes). Here is my model and material. But, when we see closely, there is a variation in thickness of side borders. The side ...
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0answers
38 views

Scale procedural triangular pattern evenly

I want to make a triangular pattern scale evenly from left to middle - and from middle to right back. I'm getting the issue that the shape is getting rounded toward the middle, and I'm not exactly ...
7
votes
2answers
372 views

How do I make spikes show wherever you would see solidify lines with flipped normals?

Using Cycles, for a cartoony animation character I need spikes to be seen only from the character's edges and behind the character but never seen in facing angles. I want to avoid having to render the ...
0
votes
1answer
19 views

why I am getting Black & White when I render

I use Movie Clip and Box Mask nodes to achieve a split screen effect. When I render (but also in preview) the clips show in Black and White. I am not sure why. Can somebody help please?
2
votes
1answer
35 views

Node group not found after script execution

I was trying to recreate script from video, but with my own node group and I ended up with an Error which is too hard for me to understand. Script did works and create node groupe, but for some reason ...
2
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0answers
11 views

Mapping Driver not applying changes

I am following CGMatters Tutorial on procedural crystals but the added drivers to the mapping node are not making any changes when scaling the object in question. I'll add in an image, if anyone has ...
5
votes
1answer
67 views

Bump node seems inverted on one side of the object

First of all, I'm quite new to Blender and 3D graphics in general, so this problem might be trivial, but I can't seem to figure out what is going wrong here. I decided to put a bump node on a metallic ...
1
vote
1answer
24 views

How can you render backfaces depending on whether the camera can see them?

I have a scene where I'm using a geometry node's backfaces input to mix two shaders. I like the fact that the camera can only see the inside walls of my object (as it is rendering backwards normals), ...
0
votes
1answer
31 views

Can I modify the #frame expression so it switches values slower?

I tried to add things like /2, /4 or so but it doesnt work like that. I made a procedural water shader and thus want to get the constant movement, but it is too crazy with #frame.
0
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2answers
38 views

Gradient shader according to the polygons size

If I create a (very basic) gradient shader it's applied to the whole object the same way. Even if exists a different material for the small rectangle but same nodes I get the same result: But, is ...
2
votes
1answer
36 views

How to delete isolated shader nodes from script?

I'v added some nodes by nodes.new #node_output = nodes.new(type='name') and linked some with ...
8
votes
2answers
455 views

Please explain logic of this transparency material nodes

For the texture coordinates, I take the vector of the plate that is under the cube. The length of which of the object vectors is taken? And why if I change the 2nd value in "Less Than", the ...
1
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1answer
17 views

Image Texture Node Color Output Format

in the Node Editor what is the data format coming out of the Color output of an Image Texture Node? Does the Color Space setting of the Image Texture Node change this at all?
0
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1answer
28 views

Python script building a node tree works in command line and within django, but fails behind Apache

I have a python script that contains the following lines that build denoising compositor at the end of rendering. This has been working both in command line and within blender GUI. I then wrote a ...
0
votes
3answers
42 views

Can you switch between different material versions?

So I have a model that has two different shading versions. The usual principle bsdf and emission for a shadeless render. Using mixer nodes makes it easier to switch between the shaders in nodes but I ...
2
votes
1answer
46 views

Image Texture Node : separate image file as a socket - to make it more reusable - in Eevee

I have a shader node tree like this. It works well even in Eevee. ^ All of the yellow circles use the same image file. This is inconvenient when I want to :- change the file later create a reusable ...
0
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0answers
33 views

Blender 2.92.2 breaking up at simple tasks

i just downloaded Blender 2.91.2 from the blender website, updating from 2.82. I now wanted to start my first project with the new version. I imported a .dae from Rhino and started materialising. But ...

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