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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4 views

How do I fix this materials glitch?

For some reason the blue material has white in it, but it should be fully blue. how can I get rid of the white smudges? I've copied the materials nodes from the body and added it to the armored plate ...
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Node trees not stable in 3.0 [closed]

I have a very very disturbing problem with 3.0. The nodes trees falls inadvertanly when i Display them on the screen. I am on windows 10, i had no problem with 2.93. I manage to do the work (shader ...
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2answers
211 views

How to shift noise texture without distortion?

I am struggling with understanding how to shift the noise texture connected to another noise texture without distorting the overall shape. I have tried connecting them to same mapping, and to separate ...
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30 views

How to add a cutscene in UPBGE 3.0?

How to add a cutscene in UPBGE 3.0? All the tutorials on YouTube are outdated and don't seem to work on the newer versions of UPBGE. I tried the method on GitHub (https://github.com/UPBGE/upbge/issues/...
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3answers
192 views

Material shifts in geo nodes

I'm doing the animation inside the geo nodes and the materials are applied to the mesh, not the object. There seems to be some easy way to fix this, but I can't find it. Here is a simple example. ...
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No nodes showing [closed]

I've been working on particles on a sphere. I've gone into node editor via the top left hand corner and no nodes are showing at all for the sphere. I was hoping the material output would be there but ...
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1answer
58 views

Why node socket shape is different (diamond vs circle)?

I am not able to figure out why these node socket looks different.
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1answer
41 views

Are there any Add on to help arrange or organise nodes automatically like in Houdini?

I was looking for a way to automatically arrange my nodes similar to how Houdini does it and found out about this add-on already in blender called Node Arrange. It works pretty well for now since I ...
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8 views

How to change the focus of an area light?

I use an area light to project an image texture onto a wall. the image should also be visible on an object in the foreground. so the light must be placed in front of the object. Now I want the image ...
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1answer
9 views

How to get rid of Pincushion Distoriont of Projector?

According to this tutorial the solution to the distortion is to use the node setup in screenshot 2. However, the nodes completely mess up the image. Is there any other solution to get the edges ...
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1answer
16 views

How to make nodes semi-transparent

In https://docs.blender.org/manual/en/3.0/compositing/types/converter/id_mask.html the viewer node seems to be semi-transparent, letting background link visible. How to set it ?
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Mapping a 3-D numpy array to a cube and visualize cross-sections

I am trying to find the simplest way to load and render a 3-D array (currently in a numpy ndarray) as texture in Blender. Essentially, what I am trying to do is like these: https://twitter.com/j6m8/...
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Is there any Material Node Setup load time info available - as in animation nodes?

I'm wondering if there's a way how to toggle on node setup load time info as they have in animation nodes add-on. It would help me to measure the performance optimizations of my procedural shaders. ...
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3answers
196 views

Transform letters by their instances in geo nodes

I'm doing text animation in geometric nodes. I'm trying to animate the letters around their center, but all the transforms are only applied relative to the bottom left corner. Is it possible to do ...
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20 views

Vertex painting how to

First pic below shows the horns and the node setup. The horns were masked and done as a separate vertex color index. Not sure if this was necessary and might well be complicating things. Second pic ...
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1answer
32 views

Animate instance points in a Loop on a Surface (Geo-Nodes)

Is there a way to animate instance points on a mesh surface, that is driven by a curve, in a loop in geometry nodes? I tried to manipulate the node setup for animating the looping points on a curve, ...
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13 views

How would I randomise a certain node's value with in a specific range? [closed]

I create procedurally generated planets. How would I generate a lot of renders at once, that are all different, but still fit in a certain range.
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29 views

How to properly scale a texture from the bottom left in the compositor?

My problem is as follows: I need to scale and offset a texture by arbitrary amounts. I cannot find a meaningful relationship between scaling and offset on the texture node in the compositor to ...
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1answer
20 views

Bezier In to Surface is folding in on itself when using Sverchok to Extrude and Solidify

I am trying to make a shoe using Bezier curves and the Sverchok Add On but I am stuck on how to rectify the apparent miss calculation of the data points. I can't find anywhere that is says the ...
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23 views

How do I achieve colored light scattering in water?

I'm making an indoor pool scene and I want to but lights in the water to create an effect similar to the image below: I've tried using a principled volume shader in the water material, (which is a ...
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0answers
24 views

Distribute objects in a straight line aligned to normal with geo nodes [Blender 3.0]

How would I generate points in a straight line in a given direction, then align or snap or distribute those points along the normal of an object, and then use those points to distribute a second ...
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1answer
76 views

How to turn off denoising for certain objects? (UPBGE)

Is it possible to have Viewport Denoising ON in the "Render Properties" panel, but have it OFF for certain objects? I heard this may be possible using layers but I am not sure how to do it. ...
3
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1answer
122 views

Geometry nodes connection between values

Hello, I don't understand why connecting the random value output and any of the grey inputs on the right doesn't match. What do I need to add? Thanks!
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1answer
21 views

Can't connect noise texture node in "Shading"

I was trying to add noise texture node in shading according to YouTube lessons, but instead of multi-colored noise texture I get pink appearance (as it was before texture creation). Why I get such a ...
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1answer
25 views

Delete unused sockets geometry nodes

I have a Group Output node that I accidently added extra input sockets to. Even when I delete the node and add a new ...
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1answer
43 views

Python Geometry Node Inputs properties [duplicate]

I have a bunch of geometry nodes inputs exposed on a UI panel. I used the layout prop to do so ...
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0answers
16 views

Nodes are not connecting in compositor

Im using blender 3 . after my render is finished, i was trying to do some post processing in the compositing tab. but the nodes were not connecting to each other. please help me
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8 views

Can't add Mapping Node to UDIM Image Texture

Blender 3.0. If I unmute the Mapping Node, the model turns pink in viewport, presumably because the texture escapes the position of the UV map. It seems that the UDIM setup does not work with a ...
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19 views

Am I assigning materials wrong? (Material will not display on object in any mode) [duplicate]

Blender version 3.0 OS: Windows 10 GPU: AMD Radeon HD 7900 (software version 21.5.2) CPU: Intel i7-7700k Hello, I have encountered a problem regarding assigning materials to my object that I cannot ...
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1answer
31 views

Aligning dominos onto any Curve with GN

I'm trying to create a setup with GN to align dominos on any curve, that follows the direction AND the tilt of the shape. So far, it works with simple shapes, but as soon as I try to add tilt to the ...
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3answers
171 views

Is there a way to force a project to reload *all* textures?

I work with a lot of materials that utilize external textures and frequently I want Blender to reload all of the external textures associated with the current project, but the only way I know to do ...
2
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1answer
87 views

Python Geometry Node Trees

I'm trying to make a script that assigns a custom Geometry Node Tree to a bezier curve. The node tree contains 3 custom node groups. I have created the groups with code but I can't assign them to the ...
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1answer
25 views

Bevel Node don't catch on all sides/edges of a basic object for edgewear

I'm trying to use the bevel node to do edge wear on object, but it doesn't work out as expected at all : i'm using the bevel node to do edgewear on simple meshes, as Pointiness node don't work well on ...
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1answer
58 views

How can I make a shiny/glossy material that resembles these images?

In the pictures you can see on the places where light comes, the blue is lighter. That's how I want it. In my case it is only a bit brighter and not really light blue. I have also tried with Fresnel ...
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1answer
25 views

How to move points along the curve in Geo Nodes Blender 3.0

I am creating a car traffic using geo nodes. Is there any way move these "cars" along the curve normal?
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1answer
36 views

Sliding Points on a curve in GeoNodes

Is there a way to animate instance points on a curve in geometry nodes? I am thinking of something similar to the follow path constraint, with an easy offset value to manipulate. I have a curve object ...
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0answers
25 views

Stuck in 'Cut Links' Mode While Working On Nodes

I've somehow entered into some accessibility mode while working on nodes in shading where my cursor / left click is always performing 'cut links'. Holding CTRL allows me to select new objects, but I ...
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19 views

Linking textures to models from an .fbx file

I am a newbie, I downloaded the following model: https://sketchfab.com/3d-models/2002-spiderman-sam-raimi-9d5d173428d2481ea4a54f3d8b41beda It is a Spider-Man model with its textures, the problem is ...
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1answer
49 views

Nodes are not applying to the object

Im using Blender 3.0 and very new with Blender Ive followed a tutorial and built something cool, unfortunately i dont know the proccess of building it. Im not sure its an object at the moment. Im ...
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0answers
19 views

( 3.0 Workflow) How to make a basic scratch material ( Procedural )

its been about a year since the last time I've asked this, but how can I make a node tree to let me make a scratched surface type material, the last robot I was making failed, but I'm going try again. ...
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0answers
35 views

Transparent material overlapped error when i export GLTF

I'm trying to export transparent materials in GLTF for AR. but i found some issue when transparent materials overlapped in view, the texture looks like it breaks. I guess it's from the alpha map. It ...
3
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1answer
114 views

'color' and 'position' input for Color Ramp node?

Blender 3.0 . I wanted to be able to change a the color and position of the sliders in the Color Ramp node via another set of nodes, but there's no input for the "slidering gradient thing". ...
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1answer
129 views

How to increase character movement velocity over time? (UPBGE)

I found a 3D character controller setup online and one thing I wanted to ask is how to make movements smoother by easing velocity. Is there a way to edit the python script to make acceleration and ...
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1answer
36 views

Why can't I see the color of an object with from shader nodes?

I'm new Blender user weehooo! my machine details: I'm using the last version of Blender 3.0.0 I started my first project following this YouTube tutorial: Flag animation and when I got into the adding ...
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1answer
34 views

I need a material that isn't reflected by other objects roughness (img example)

The letters have a white material The platform below has a material with low roughness that act like a mirror I want a material for letters that can't be reflected on the platform.
2
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1answer
86 views

Moving and Rotating an Image Texture

I'm new to blender and 3D modelling. Until now I have just tried to teach myself the things I need by watching different tutorials or reading replies to questions with a similar problem to mine but ...
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2answers
89 views

Setting up "object" texture coordinate with animated textures?

I'm trying to setup animated textures with box projection mapping for a cube. with the help of this post, I got a pretty solid result: https://imgur.com/2FPvb87 My current node setup, the color ramp ...
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1answer
65 views

Geometry nodes join vertex

Is there a way to join two vertices using geometry nodes? I have a few points which I have converted to vertices and I want to join them to create a link of sorts.
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1answer
38 views

Smoothing Edges of a Stain

How is it possible to smooth the edges of a blur of an image, through material nodes? It must be after the node color Ramp which cannot be changed.
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0answers
35 views

How to get a collection of a material node's unique properties with the python API?

I'm attempting to find a way to identify the unique properties from material nodes to put into a collection instead of accessing their values by their name. Nodes have collections for inputs, outputs, ...

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