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.
4,375
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Move a texture towards the center of UV (vortex) on a flat surface without scaling
So basically I'm trying to make a flat portal/vortex wich looks like the typical hyperspace loop with only a texture.
Here is the texture and the effect I'm looking for:
I was thinking about ...
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How to fix distorted image on a plane with double face?
Basically, I'm making an animation of a book whose pages turn/leaf. I made the pages with a minimum thickness so as to have double sides and in this way to be able to use an image for each side of the ...
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How can i generate perlin noise as a material so i can change it in the shading window [duplicate]
i want this as a random noise material texture for a model however i do not know how to make it a material is there anyway to make it?
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Geometry Nodes Straight Skeleton for Rooftops, almost finished
I need help with generating pitched rooftops out of 2D shapes. I am working to create a geonodes system to experience city planning free for laypeople.
I am trying to recreate a simple limited verison ...
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How can I apply scale to a curve at only one of its ends in Blender's Geometry Nodes? [duplicate]
What I need is to make longer at will only one of the ends of a curve in Geometry Nodes
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"Preview Node" shortcut not working
Ever since installing the newest Blender version (4.2.0 / 4.2.1), the "Preview Node" shortcut (Shift Ctrl LMB) in the editor no longer works. The issue has persisted even after completely ...
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Colors in node wrangler preview appear faded instead of solid
While using the node wrangler viewer node in the shader editor, I notice the colors are fading to white when they should be solid. Is it a problem with the node setup or the blender software itself? I ...
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After the Version. 4.2 of Blender my capture attribute node seems to be broken? [duplicate]
Is it me or the node seem to be changed. I checked the setting in the panel but it was not working? Any solution?
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How can I make a Shader Node setup to replicate Atomic Force Microscope like images?
I have models in Blender that look like "A" in the below image.
How can I make a Shader setup that produced images like "B" or "C" when rendered, sort of a blurry gray-...
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139
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How can I get "parent" node from PropertyGroup?
I have a node that contains a collection of strings:
...
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23
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how to script python to get the index menu geometry node modifier?
i want to get the 'Gold' value material in script python to use like this bpy.data.materials['Gold']
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How to recreate this "wet flame" effect coming out of an object?
I only finished the donut tutorial and playing around with some models, so I'm pretty much a noob, please bare with me.
Is it possible to recreate this kind of effect on an object? To me it looks like ...
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Geometry nodes - make instance on point of curve follow rotation
I am trying to create a sort of cable, using geometry nodes on a curve. Here's how it looks like now vs how I want it to look (sketch on the right side)
Here's what my geometry nodes look like:
The ...
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How do I add an Image Texture Node to a picture of a French Bulldog?
When I click Add > Texture > Image Texture, the options are all greyed out (I cant click them).
Here screenshots for further help
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Locate specific node in shader/geo nodes/compositor
I'd like to know if there is a way to find specific nodes that have already been used in any of the graph editors.
For instance, let's say I'm aware I used Hue/sat/val node in my compositor/shader ...
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Adding nodes in compositing
While following Blender Guru's donut tutorial, I became stuck in the compositing part. I couldn't figure out why any nodes I added on the compositing nodetree wouldn't appear on this screen other than ...
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Viewer Node constantly changing position Blender 4.2
Does anyone know how to "deactivate" the adaptive repositioning of Viewer Node in Blender 4.2? Everytime I Ctrl-Shift-LMB on a node, the Viewer Node ...
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Light Dependent Texture [duplicate]
I'm very much so a beginner at certain blender concepts, especially nodes and textures. So I ask kindly for your patience. I have a model that I want to add a shiny speckled texture to all over, that ...
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Can I control a Constraint Influece property from a geometry node?
I'm using a custom property to control the state of an object. If the property is set to 1, the object is set to one location, and if it's set to 0, the object is set to a different location.
When the ...
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How to check if NodeTreeInterfaceItem is Open Or Closed with Python?
Since Blender 4.0 there are these new panels NodeTreeInterfaceItem that can be added in the Group node, you can declare if ...
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How to give a PNG (image texture) some sheen/ gloss?
I'm trying to make a sticker (PNG file) and they tend to generally have a plastic film on top that makes them look glossy.
At first, I tried to modify the principal BSDF node by setting roughness to ...
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Why do these identical materials look different?
I have two materials: M_Compass and M_Compass_Glass. I copied and pasted all nodes from M_Compass_Glass into M_Compass, so they should be identical. This image shows where each material is applied. ...
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Geometry Node not working
So, I've recently installed Blender 4.2 and geometry nodes aren't working. I don't know much in geometry nodes or how to use them so maybe if someone can help me add water droplets on my can.
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28
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Geo Nodes: Offset value of animated instanced geometry along a curve
In geo nodes I have recreated an absolute shape key animation which follows the profile of a surf wave. I then want to instance this aniamted geometry along a curve and offset the value of each wave ...
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90
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How do alpha channels work in Blender?
A lot of times I come across models that have alpha channels in the textures (specifically on the diffuse and normal maps). Are these channels necessary for both texture types, and if so, how do I use ...
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How to create a railing using geometry nodes?
I want to create something like this using geometry nodes to make it more flexible, currently im using array modifers.
Now I have a bezier curve and a setup to add posts in it, but the problem is I ...
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205
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Use a single Image Texture node with multiple mappings
How can I use a single Image Texture node with multiple mappings? The proposed solution for this question does not work in the latest Blender versions. I need to use it like this as shown below. Is ...
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36
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different color result in principle bdsf
I have this material and i need to mix color ramp with principle bdsf. I notice that my color is different when i connect tio principle bdsf. I tried to change the value of saturation and roughness ...
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43
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Compositor file output node color override not working
I render out an image sequence in Multilayer EXR by using the File output node for export Denoise render pass but it always comes out in Linear Rec.709 transform Instead of AGX log. (I had set it to ...
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80
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Set Position by using mesh islands in GeoNodes
I've divided my geometry into multiple mesh islands and stored a named integer attribute to identify which vertices belong to the same group. Then, I split edges to make some offset adjustments, and ...
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How would i create a hair material with a light streak effect on them?
im trying to make a light streak from a hair mesh, i tried faking it using a plane and some curves but it just does not look right. im trying to make a random light streak down the hair particle but ...
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257
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Animate multiple material transitions smoothly
I have a lipstick that i want to animate into different materials. My animation is working but the color of the lipstick is not the real color and it's mixed between them. I want to use the actual ...
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Correct use of Merge by Distance in Geometry Nodes, with smooth joining sites
I´d like to effectively merge two curves at their ends in Blender's Geometry Nodes without creating angles at the joining sites, while maintaining the smoothness of both curves. I wonder what is the ...
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97
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Distribute Points on Faces: what am i doing wrong?
I am having an issue with blender crashing when using the geometry nodes. I am relatively new to blender and very new to geometry nodes so i probably do not fully understand a lot of basic things ...
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Deforming instances along a curve geometry nodes
I'm hoping someone can help as I can't work it out and can't find the answer anywhere.
What I have is an object instanced along a spline, and I want to deform these instances based on a curve, which ...
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i want to mix a texture with noise texture and only want it to be shown where noise exists
i have a grunge texture mask
and noise texture, i want grunge to only be visible where it is white in noise.
i tried mixing both but, was losing the details of the grunge map while doing so. how do ...
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200
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How to smooth the demarcation between two materials?
I want to have a different material on this part of the mesh.
Since assigning a material to it creates a sharp and jagged demarcation between materials, I thought to use a vertex group, and smooth it ...
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Linking light Power to a texture emission
OK so, I am making a Moving Head Light (like you see at events or shows) and I would like to link the light Power to the emission strength of a texture.
Basically, I want to use the Light Power to ...
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How to define what type of node when the name has been changed?
For example in this image, This node is labeled as Background but I think this is an emission node from the parameter it has. But in general, if the name has been altered , How can I find out which ...
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Baking Heightmap, Curved Instead of Flat?
I am trying to bake a heightmap using Map Range. The mesh is -30m to 230m and is shrunk to 0 to 1 values.
I open the heightmap and it is curved instead of flat.
I've tried the other settings of Map ...
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80
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How to change/invert color of image texture
I would like these bricks to be white instead of black. Adding a color ramp or invert node causes it to lose the enamel quality that I am trying to maintain, and makes it greyish instead of white. I ...
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PNG logo appears on the rear side of the node set up
I have a node set up, PBR material, and I'm applying a PNG logo to the cube. The PNG logo, appears on the front side of the cube, but it also appears on the rear of the cube. How can I have the logo ...
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Menger Sponge Fractal creates weird outline on Cube surface when using Cycles
So I have very recently began to mess around with Geometry Nodes in Blender and since my scene required the usage of a Menger Sponge Fractal, I followed a YouTube tutorial to make sure I learned some ...
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Geo nodes: Translate a single instance
I'm using "Distribute points on Faces" and "Instance on Points" to distribute objects on a plane, and I would like to move/rotate only one of those instances. I want to avoid ...
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How to made these multi holes with Nodes
I'm trying to make these holes using the bump node method. I only want to make the holes one side of my mesh.
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Creating a glimmer effect animation with a curve. How to control the glimmer with a BW mask?
Im trying to create this glimmer as you can see here:
https://en.wikipedia.org/wiki/Woman_Worldwide#/media/File:Woman_Worldwide.jpg
By turning it into a curve with an emission material and a black and ...
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Not able to add noise in the white area of the rendered image
I tried to add some noise to my image during compositing after rendering.
Here are the node configurations I used:
The Film Grain node group is defined in this blend file and described in this ...
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171
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Mix shader is not working with an emission node
I want to be able to animate a change in material using a mix shader node and keyframing the factor. I am mixing a glass BSDF and an emissions node to create a screen.
I want to be able to lead an ...
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38
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Vector Math (Multiply) chosen axes x 1.0 vs Combine XYZ node?
I have a Geo Node housekeeping question today that I can't quite answer with what I've read/found.
Disregarding specific use cases, which method is more expensive to isolate a one or two axes along a ...
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Can't get the wavy texture to be straight
I'm trying to make grooves on my jar lid, but the lines aren't staying straight. They're curving into an arch at the end. Can someone help me fix this? I've looked everywhere for answers.
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