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Questions tagged [procedural]

This tag was originally intended for Procedural Textures, now known as Legacy textures, but has been expanded to include procedural materials introduced with the Cycles render engine and available for both Cycles and EEVEE. Use this tag for questions related to legacy textures or procedural materials.

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How to make a procedural white birch bark material in cycles?

How can I proceduraly create the dark lines as seen in white birch (paper birch) bark? This is the exact type of effect I'm trying to replicate. Random sized "lines" in the bark, yet they all run the ...
David's user avatar
  • 49.5k
17 votes
6 answers
4k views

Is it possible to give the procedural checkers more than 2 colors?

This is my first stack exchange post so my sincere apologies if i made a mistake. I'm a really big fan of procedural textures and love to mess around with it and get different patterns. One of my ...
maplestick's user avatar
16 votes
4 answers
4k views

How do I make imperfect window glass?

I want to make a scene where someone sees a reflection in mirrored glass but I want the reflections to look like real windows so I don't want to just use a plane. They have to have some distortion. ...
Eric Huelin's user avatar
  • 2,251
16 votes
1 answer
6k views

How can I make a procedural polished granite material?

I have made a polished granite material with a node setup. Using this photograph as reference, how can I improve this further?
Naresh Vijh's user avatar
15 votes
3 answers
2k views

How to create a twisted spiral tunnel?

I need to to create a twisted tunnel. Example: Though the stripes should have volume since the tunnel is the inner side of spiraled marshmallow tubes. Example: I started adding a screw modifier to a ...
jjk's user avatar
  • 980
15 votes
1 answer
3k views

How can I emulate old photo cracks and creases procedurally?

This is the reference photo I've been using, and after a few attempts at it myself I wasn't able to get anything I was happy with. Essentially I want to be able to add an image into the Shader node ...
BiggityBoys's user avatar
14 votes
2 answers
5k views

Create procedural spiral pattern

I'm trying to make a galaxy in blender. If I use an image of a galaxy to get the spiral shape it becomes a 2d image projected into the 3d volume. To avoid this I wanted to use a procedural method, but ...
Sudoadmin's user avatar
  • 163
14 votes
4 answers
4k views

Suspended particles inside a material (procedural)

Inspired by reading this very intense thread about procedural materials, I decided to try and build upon saunam's material of "suspended particles in a recipient" to create a material for a watermelon ...
MicroMachine's user avatar
  • 4,703
14 votes
2 answers
5k views

How can you make a scratched metal procedurally?

I want to use a type of scratched metal thing to use for a robot I'm working on, but I want to know how to do it in a procedural way, just using nodes and math, is there any way I can do that? This is ...
yeetman's user avatar
  • 141
14 votes
1 answer
758 views

Make special organic procedural texture

I have some problem to make this organic displacement texture I want make it with procedural generator of blender, but I don't know if is possible. [] My example which comes closest to it : if anyone ...
Pomess's user avatar
  • 431
13 votes
3 answers
5k views

How to position random instances one after another with Instance on Points based on the dimensions of the previous Instance WITHOUT OVERLAP? (Fence)

Objective I want to create a procedural fence with Geometry Nodes, where the fence may have random plank types. The planks must be positioned one after another, without overlap, right after the ...
AlfredBaudisch's user avatar
13 votes
1 answer
1k views

Procedural Cracked Hole Material

I want a way to generate procedural cracks like in the pictures below: I’ve been trying to do it with Voronoi textures, but have so far been unsuccessful: Does anyone have ideas for how to do this?
Antigrammer's user avatar
12 votes
1 answer
384 views

What is the mathematical role of the Factor attribute in the mix color node?

I am trying to figure exactly how, on a mathematical level, the Factor attribute influences the operations of the Mix Color Node in blender. Say for example you use the Color Burn operation. The ...
Eric de Fromont's user avatar
12 votes
2 answers
1k views

Is it possible to create seamless repeating noise in 3D

I'm very familiar with the following nodes for creating a 2D seamless repeating loop within procedural noise. I have been unable to find a method for repeating in 3 dimensions, this would be ...
InTheBeef's user avatar
  • 219
12 votes
1 answer
1k views

procedurally generated mold (fungus) using voronoi texture?

I have been trying to recreate a good looking procedural mold texture for a bit now. I have found the best approach to creating the actual round shape of the mold patches seen in the pic seem to be ...
Stag beetle's user avatar
12 votes
2 answers
2k views

Is there any way to convert generated volumetric shader into the mesh?

Now that we've got Volume to Mesh modifier - which is so cool - we can make meshes from the simulations, like Open VDB sequences, etc. But it seems that it doesn't work with procedurally generated ...
Andrey Sokolov's user avatar
12 votes
4 answers
4k views

Make particles follow true (material) displacement

I'm experimenting with some procedural surfaces and I have a particle system on it. The problem is that, even though I'm using material displacement, the particles lie flat on the mesh. Is there a ...
Johan Apes's user avatar
11 votes
2 answers
3k views

How can I make a texture look jagged or distorted?

I have to make a bricks texture jagged or corroded this and have no idea how to make it. I tried Voronoi + Brick and nothing makes it look like this.
TomB's user avatar
  • 121
11 votes
3 answers
1k views

Procedural triangle fan

Result so far: Breakdown: Single line: Two Gradient textures with Constant ColorRamps added by Math node, one is rotated by 180 degrees. I can control line width by changing position of second ...
cgslav's user avatar
  • 17.6k
11 votes
2 answers
2k views

How To Do UV Indexing in hexagonal pattern?

how to do uv indexing like this procedurally? i wanna make some shader that can pixelate image but with hexagonal.
Baybaypras's user avatar
11 votes
2 answers
2k views

How to randomize window lighting on skyscrapers without separating each window into a separate object?

I want to make a building where each window has a randomized lighting value. I can achieve this by separating each window into a separate object and assigning them a material that uses a random number,...
Jeremy Bernier's user avatar
11 votes
2 answers
9k views

Geometry Nodes: Is it possible to merge multiple curve segments?

I am using Geometry Nodes in Blender 3.0 to generate a bunch of curves and I would like to join them together - ideally converting them to a single curve object. The Join Geometry node allows me to ...
Sebastian Feistl's user avatar
10 votes
3 answers
10k views

Can I turn a procedural displacement into geometry?

I was following this tutorial to create procedural rocks: https://www.youtube.com/watch?v=UFsVzDXYOKw It gives some really nice results (that I admittedly don't fully understand), the only problem is ...
z beeblebrox's user avatar
10 votes
2 answers
4k views

Procedural square shape in Cycles (with similar effect to Gaussian blur)

Desired result: Basically what I want to achieve is procedural square shape with ability to blur edges with similar effect to Gaussian blur. I'm aware of Cycles limitations regarding blur nodes, and ...
cgslav's user avatar
  • 17.6k
10 votes
1 answer
1k views

Geometry Nodes Terrain LOD system. Stiching holes on LOD borders

Currently I'm trying to develop an LOD (Level of detail) system for a terrain mesh based on geometry nodes. I use a Separate Geometry node to split a grid into circular LOD regions and subdivide the ...
bakkaa's user avatar
  • 203
10 votes
2 answers
11k views

How to make tileable procedural noise texture?

I'm trying to figure out how to make procedural noise textures tile. This is my simple setup so far, with a plane using 2 array modifiers (X/Y) and a single noise texture mapped from UVs: However ...
pjoe's user avatar
  • 223
9 votes
1 answer
12k views

Geometry Nodes: Is it possible to connect point instances with curves? (Blender 3.0)

on my current scene I am trying to create a geometry node system that let's me distribute power poles along a street. The street is made of a curve and I can of course use that curve in combination ...
Marten Zander's user avatar
9 votes
2 answers
3k views

Hexagonal Voronoi texture

The Voronoi texture uses a square grid, which is apparent at lower values of randomness. However, is it possible to use a hexagonal grid instead? Adding the right linear transformation could make the ...
Kevin Kostlan's user avatar
9 votes
1 answer
876 views

How do you make this perfect sphere of even quads and triangles?

How do you generate this? It is from: https://developer.blender.org/T57683 p.s. there's a triangle near the center of the image.
Elan Hickler's user avatar
9 votes
1 answer
997 views

Generate a random square texture from color input

I have defined a color palette using the ColorRamp node, and I would like to generate a random texture with those colors. What is the best way of doing this? I'm new to blender, so please explain like ...
slowlearner1337's user avatar
9 votes
2 answers
601 views

how to get a mask that only contains the inside of a bowl

I am trying to texture a bowl (procedurally) and I want a part of a texture to only work on the inside walls of the bowl and vise versa I tried using the back facing option in the geometry node but ...
yash raj's user avatar
  • 103
9 votes
1 answer
6k 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
M4GN3TIC _'s user avatar
9 votes
2 answers
2k views

Seamless animation of Wave procedural texture

Following advice from this question on Stack Exchange I’m now able to seamlessly animate generated textures. I’m now using these methods to animate stripes via the Wave texture. Something that I’ve ...
hellocatfood's user avatar
8 votes
3 answers
2k views

Is there a way to make procedural textures not go on infinitely?

I'm looking for a solution to a problem where I need to use just a part of a procedural texture, specifically a single ring from a Wave texture, instead of the infinitely outgoing rings. There are ...
Geri's user avatar
  • 1,363
8 votes
3 answers
3k views

How to add gradient map to Blender area light?

I would like to have area lights with linear or circular gradient, so that the light is more realistic without sharp edges and constant brightness. But as soon as add a mapping node it becomes ...
saicode's user avatar
  • 983
8 votes
1 answer
1k views

Is it possible to have a procedural texture radiate from the CENTER of a sphere?

I know how to animate a procedural texture to make it translate, rotate and scale on an object, but is it possible to animate a procedural texture to radiate from the center of a sphere? Think of ...
SmugDoodleBug's user avatar
8 votes
1 answer
4k views

Is there an alternative to Random per Island for EEVEE?

I am trying to find a way to have random values assigned to each tile so that I can add a variation to the material later. Using the Geometry Node's ...
mqbaka mqbaka's user avatar
8 votes
1 answer
2k views

Could this kind of texture be created procedurally?

Could this kind of texture be doable in Blender procedurally? The yellow dotted line in the following reference pic is marking what I'm struggling to create. With musgrave and noise textures I've ...
G. Ishikawa's user avatar
8 votes
2 answers
16k views

Creating a procedural stone texture

I am trying to create a really worn-out stone texture. Here are some images similar to what I'm looking for: I'm looking for something that looks like the first image. Dirty and greyish-black. But I ...
Daniel's user avatar
  • 3,614
8 votes
1 answer
657 views

Ping-Pong Node Smoothing

How could I smooth out the top and bottom parts of the triangles?
Tsybe's user avatar
  • 491
8 votes
1 answer
1k views

Mathematically, what does Faceforward function mean?

Blender's description of Faceforward function is, quoted from Blender's document: Orients a vector A to point away from a surface B as defined by its normal C. Computes (Dot(B,C)<0)?A:-A I have a ...
Orange Cat's user avatar
8 votes
2 answers
1k views

How to create high altitude clouds? (cirrus and cirrocumulus)

Pretty much all cloud tutorials show how to make Cumulus clouds, or some random blob of a cloud, but I'm looking to create high altitude clouds, which you can see below. I'm most interested in the ...
Geri's user avatar
  • 1,363
8 votes
2 answers
533 views

Geometry nodes Spiral demo

I've been trying to achieve this result for a long time, but I still couldn't figure out how to do it. There's this sample image in the Blender manual that is exactly what I want. Procedural spirals ...
Lucas Leme's user avatar
8 votes
1 answer
2k views

Is there a way to create a dual mesh using geometry nodes?

I'm trying to create a dual mesh, as described by Alessandro Zomparelly, but procedurally using Geometry Nodes. I've only come this far, but now I need to dissolve the vertices of the original mesh, ...
wout's user avatar
  • 1,196
8 votes
1 answer
4k views

Is there a way to change the mortar geometry of the Brick Texture?

I started making procedural Cycles materials since a few days, and I find it very fun. After messing around with the nodes, I tried to create a brick texture. Here's my current progress : I wanted to ...
Tuxbot123's user avatar
  • 125
8 votes
2 answers
2k views

3d Volume from 2d Texture

is it somehow possible to generate volumetric information from a 2D Image Texture? I experimented already quite a bit, but with no succes. I thought about using the RGB, or better said, the BW-...
Chris's user avatar
  • 81
7 votes
2 answers
1k views

How do I procedurally spread a number of circles across the sides of a bigger one?

For a client project, I need to spread small filled circles across a bigger circle in a procedural way, do you have any idea on how to make this work? I am asking since I don't have any idea of how to ...
laterrr's user avatar
  • 83
7 votes
4 answers
3k views

How would I procedurally texture a marble tile floor without the texture spreading across every tile?

Basically I have a tile which I duplicated using an array modifier to make the floor: Then in the node editor I created a procedural marble texture using nodes and got this: The problem with this ...
Funny1048's user avatar
  • 301
7 votes
2 answers
1k views

I've created a procedurally animated Rorschach test but I don't know how to stop it from being cut off on the edges?

you can clearly see that the generated image is contained within the square or rather the plane that its on. Is there a way I can apply the texture to the object so that it doesn't reach the edges and ...
Albert Ross's user avatar
7 votes
2 answers
3k views

How to Twist a Procedural Material?

I'm trying to figure out how to twist a procedural material applied to a mesh. I have a hollow cylinder like a tube (the two end cap faces are deleted) with a noise texture applied to it. My nodes ...
Jendulus_Blendulus's user avatar

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