Questions tagged [node-editor]

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

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0answers
18 views

Applying Specular Highlights Separately? (Eevee Nodes)

For a bit of context for what I'm stuck on: I'm working on an original anime/toon shader for skin. It takes the base texture colour and applies a colorramp-ed shadow from a principled bsdf shader with ...
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17 views

Is it possible to add images to existing nodes with python [closed]

Is it possible to add images or interactive graphs like color ramp or rgb curves to UI of existing node or node group?
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1answer
32 views

How to add film grain using the compositor

How to add film grain using compositing nodes.
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1answer
20 views

Having Issues with Volumetric Fog

how are y'all doing? I have a slight problem going on with creating volumetric fog. Here's the story: I was following along with a tutorial from Ducky3D and he got to a part where he started showing ...
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1answer
25 views

Ideas on: Realtime Mist Pass via Shading Nodes? [duplicate]

Wouldn't it somehow have to be possible to get a depth gradient into one's material nodes? This way you could have a realtime mist pass in the viewport (like in the picture). I guess one would need ...
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30 views

light inside a frosted glass look

Blend file : I am recreating this led frosted glass looking panels. My version doesn't have the light spreading out and dissipating very far around the edge of the frosted glass. As you can see from ...
2
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1answer
37 views

Pointiness isn't working

I'm using cycles and I was following a tutorial on making a pumpkin but the pointiness didn't work for me. I restarted blender and tried it again with just a monkey and still nothing happened
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2answers
38 views

Can't find option to enable new experimental fields option [closed]

I have downloaded the experimental build temp-geometry-nodes-fields for Linux as per the instructions on the Blender website to enable the new geometry nodes fields ...
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0answers
25 views

How to avoid linear chains while using geometry nodes?

I am following this tutorial to create a moving spiral hypnosis shape. In the video, he goes about doing it by chaining together everything linearly, something like the following: ...to get the ...
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1answer
50 views

Geometry nodes: scale instances based on distance between two planes

I would like to use Geometry nodes to instance pillars (cylinders or columns with their origin at the bottom) on the lower plane. Then I want to scale these in the Z-direction so that the pillars ...
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1answer
38 views

Can't find nodes in node editor

I'm new to blender so forgive me for the noob question. I created a new material, but can't find it in the node editor, I tried to follow instruction from other posts in this forum but haven't found a ...
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1answer
20 views

Texturing and shading problem [duplicate]

everyone, I'm working on an interior model, but whenever I go to my shading editor, my node setup doesn't display. .any help?
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1answer
21 views

Is there a camera exposure meter in Blender similar to a DSLR, so I can color correct outside of blender? All I see is a histogram

Problem / Background Hi! I want to match some footage from a DSLR camera with a green screen and put it in a blender scene. For people who don't know, on a DSLR you set the aperture, ISO, and shutter ...
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27 views

Bump and Normal Map node changes color of my Image Texture

I tried to use apples as a texture and add to it a bit of depth. But after adding bump or normal map it changes color to black and white. How can I keep the color?
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1answer
113 views

How do I enable texture preview in the node editor?

I'm following another answered question on stackexchange and one of the screencaptures demonstrated the node editor with texture previews on individual nodes including output. This is from a much ...
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1answer
149 views

MixRGB Node - RGB vs HSV

While watching this tutorial, the author mentions the difference between HSV and RGB at timestamp 4:09. The thing is, when he adjusts the value slider to 0.5, the RGB values change to 0.214. When i ...
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1answer
27 views

How can I change the material/bulb color for this simple fluorescent light?

I am working with a simple model of a fluorescent light, but I can't understand how the material works. I want to be able to change the color of the casing and also color of the light glow. The ...
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28 views

Generative Water Rings

Does anybody have a recommendation of how to create generative water rings, non animated, I need to create many variations and simulation seems like an extra step if this effect can be done with ...
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1answer
15 views

I am making a Skydome with light emanating from the bottom, I am trying to get it to have 1 color on one side and another on the other side

What I am essentially asking is how I would make my skydome have 1 color on each side, with one color in between both.
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0answers
14 views

Geometry node's 'pointiness' channel not finding for edges

I've been trying for several projects now to get a good procedural weathering effect using the geometry node's 'pointiness' value in the materials. I feel like I understand how the setup is meant to ...
2
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0answers
36 views

How to access triangle vertices and their attributes in shader nodes

Is there a way to access the attributes of a triangle or face associated with the currently processed fragment? I see that we can get barycentric coordinates for each face using Geometry node -> ...
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0answers
10 views

How Do I Export My Model With All Textures and Nodes Work [duplicate]

I want to be able to export this model as fbx with all work to it and textures so i can just import it to my projects every time
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0answers
25 views

Is it possible to rearrange the order of node inputs based on a driver?

I have the following node group with a handful of surface inputs. The object with this material has a custom property that I'd like to keyframe and use as the value of a driver that changes which ...
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2answers
353 views

what node it is

I get some procedural textures from blender kit and the node is red what is this? I tried to replace it with a mapping node but the socket isn't the same. thank you
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2answers
61 views

Connect 2 nodes for all materials via python script

I want to connect 2 nodes for all materials at once. Specifically the vertex color node with the mix vertex color node I want to turn this: Into this: For every material. Any help would be ...
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0answers
23 views

RGB mix nodes create white border between layers

I'm using blender 2.92.0 and I have a set up in which an image is split in its RGB channels to be used as masks for applying colour to an object's texture. I'm using a set up of 3 multiply mix nodes ...
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1answer
23 views

Texture too dull / dark in render [duplicate]

I enjoy making 'paper' animations in Blender, but I can never set the colors properly. Picture on the left shows how the textures are supposed to look like, the one on the right shows how they ...
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1answer
26 views

Using Displace Modifier Textures on shading nodes

It may be a stupid question but I cannot figure out how to do it: I like a texture that is specifically in the texture tab of the Displace Modifier (Modifier only) but I'd like to use that texture in ...
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0answers
14 views

How to get RGB material output for points in the UV coordinate space with blender Python?

I would like to get the RGB output of a material at specific UV coordiantes. Is this possible to do with Blender Python? So basically I have a plane with a procedural material applied, and then I ...
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1answer
18 views

How to make ‘image as planes” cast shadow but not be visible?

How to make ‘image as planes” cast shadow but not be visible? I only want to see the women’s shadow under her feet but not actually see her. Thanks. Current node set up in Cycles:
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0answers
49 views

Creating a Penrose tiling procedural material

I'm trying to create a procedural texture of a Penrose tiling using the node editor but I don't even know where to start with this one. This what a Penrose tiling looks like. It's an aperiodic tiling ...
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1answer
20 views

Why does the Attribute Sample Texture have 4 columns in the resulting attribute?

In the "height" attribute, why is there a column with only zeros? What does it represent?
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0answers
33 views

Matrix multiply a Vector using Loc/Rot/Scale Attributes

I am making a setup that uses Object Coordinates from an Empty as Normals. This works great until you start moving the object with a rig, at which point you realize that these "Normals" are ...
3
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1answer
53 views

Bend a flat gradient without distortion

I am trying to make some shapes out of object coordinate vectors. I want to take a linear gradient (the X, Y, or Z) and bend it an arbitrary amount around an arbitrary point without distorting it. ...
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1answer
69 views

Procedural Repeating Cross/Plus Symbol

I was wondering what would be the most straightforward way to create a procedural repeating cross/plus symbol material that is mapped to "generated" (and not UV). They should also be ...
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0answers
11 views

Need help, camera view not showing in render?

My 3D modeled set is not showing in my renders. I’m new to compositing and feel like I might need to add some nodes or something. Any help greatly appreciated. See below: Desired render here: Actual ...
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0answers
14 views

Is there any way to get node output socket current value with python?

I know that is possible to get the default value of any node, but is there any way to get the current output value of one node? Like in this example below: I would like to get the output[0] current ...
3
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1answer
91 views

In Geometry nodes, why do I need to define the scale attribute before it can be used?

Using the scale attribute in the Attribute Vector Math node causes the error "No attribute with the name scale". However, if I add a Point Scale node, it works. On the other hand, if I were ...
2
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1answer
41 views

How does the factor work when the attribute mix node is set to "multiply"?

In this practice project I am making a sphere with extruding rocks. The scale of the rocks depend on how close the selected empty object is to the sphere (as shown in the second image). In the first ...
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2answers
36 views

What do the axis values on the Point Rotate node represent?

When Y = 1, does it mean that 100% of the rotation is being influenced by the Y-axis? so when Y = 3 its influencing it 300%?
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0answers
31 views

Procedural grunge & scratches node set up with Voronoi Node 2.93 [duplicate]

Im following along a tutorial which was recorded in 2019, and the voronoi Node is different from the 2.93 Blender Im using. The result from the tutorial is significant different from what I'm getting. ...
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0answers
14 views

Is it possible to create a Gaussian Pass Filter in Material Nodes?

I noticed someone did something of an image kernel here: https://blender.stackexchange.com/a/52326/94245 I was wondering if something similar is possible with a gaussian kernel to achieve TRUE ...
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1answer
38 views

How does the Attribute Sample Texture node work?? I'm a beginner at Geometry Nodes

Okay, I'm not entirely sure how to phrase this question but I'll give it my best shot. I've just started learning Geometry Nodes and today I tried out a course in which I learned how to make grass ...
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1answer
17 views

Need help fixing "Image as Planes” color, saturation and brightness. Looks washed out compared to original

I imported an "image as planes” in Cycles and am getting a washed out/lighter version of the original. This is the image and node set-up I currently have. Can anyone help me fix? Here is the ...
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0answers
25 views

Lazy connect doesn't work

I'm using Node Wrangler's Lazy Connect. But it simply doesn't work at all. For example when I try to connect these two nodes: And nothing happens. What's going on?
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1answer
28 views

How to get "images as planes" footage to cast a shadow on floor?

I need help getting a shadow/reflection under the woman’s feet to sell this shot. I have her lowered as far as I can without starting to cut her feet off into the floor. Right now looks like she’s ...
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1answer
29 views

Translucent shader ignores alpha channel

I want to make a simple tree following [this tutorial][1], but when I add a translucent shader it ignores alpha transparency and I can see texture planes. how can I fix it? [![enter image description ...
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0answers
20 views

Python: get nodes INSIDE custom node-groups [duplicate]

I'm trying to edit the Sun position addon (that's bundled with Blender). Normally the addon work by detecting Environnement Texture nodes, and then letting you pick which one to use, but I found out ...
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1answer
37 views

How can I create a "pencil edge" to my object?

Blender 2.93.1 Cycles with GPU Compute - OptiX Denoising Light Paths: Total 4 Diffuse 2 Glossy 2 Transparency 6 Transmission 12 No Clamping (I put the light path details here since I'm working with ...
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1answer
61 views

Updating the texture image node using python

Updating texture image node issue using python. I have several different texture input files that I want to render out using the same node group setup and blender file. Python doesn't seem to be ...

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