Questions tagged [shaders]

A shader is a computer program that usually runs on a GPU and is used to do shading, texturing, special effects or post-processing. Shader nodes specifically refer to the nodes used to create shaders for Cycles, but this tag can be used for other shaders as well.

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4
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1answer
203 views

Looping function in node editor?

I want to be able to loop a certain math function (in the node editor) x amount of times. I want to do this without scripting (unless it could be done so while still being able to run on GPU). For ...
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0answers
90 views

Use incoming light as a mask?

I'm making a shader for people that relies heavily on the ability to take incoming light and use it as a way of blending 2 materials. For Eevee, it works perfectly. Take a diffuse shader, plug it into ...
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0answers
26 views

Help with fake rim light shader

Im trying to recreate this stylized rim light effect I found on twitter. https://twitter.com/mozuya_/status/1163003220190384128 https://twitter.com/mozuya_/status/1078781961945047040 The effect is ...
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0answers
31 views

Transparent Cloth Shader [duplicate]

I hope u can help me out, I want to make a Ghost with this shader. Would be nice if someone can help
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0answers
7 views

Glitching in Look Dev mode using emission node [duplicate]

I've been working on a model which has crystals with a "glow" effect, so I duplicated something I'd done in 2.7 and added an emission node to the shader connected to the volume input. When I do that ...
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2answers
75 views

Forged Carbon Material

Maybe someone can help me. I've been trying for some time now to get Forged Carbon as realistic a texture as possible. Are there shaders that can be combined, or do I have to create an image texture? ...
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0answers
22 views

Get node tree result values at certain points on mesh surface using Python?

Blender 2.80. I have material with several different textures (generated noises, images, etc.) mixed using nodes in Shader Editor. This material is assigned to the mesh. Is it possible using Python ...
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0answers
47 views

How to hide HDRI background in blender 2.80?

I have the same problem then Atek (here). "I have added an hdri environment file and i want to use the lights and not the background image. Is there any option present to hide the image and just use ...
0
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1answer
40 views

Make Cartoon-like car headlight light

I want to make the light appear on the floor in a defined oval shape, without any scattering but be translucent anyway. kind of like this picture, but appearing only on the ground maybe. This is part ...
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0answers
20 views

Model looks weird in rendered view

I have modeled a googly eye and added a simple principled shader with full transmission but when I view it in rendered view, there is a weird black thing along it's edge. I have not encountered it ...
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2answers
942 views

How to change mesh to Flat or Smooth shading while in sculpt mode?

I am learning sculpt mode and the best way to see the results is by switching from flat to smooth shading in object mode, but the best way to see geometry of what i am doing is best viewed with flat ...
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2answers
271 views

Can't see through BSDF principled/glass 2.8

High risk this question was asked a billion times and I am just too stupid to find the correct answer, so apologiez. I am trying to create a drinking glass, the inside faces are colored red to ...
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0answers
16 views

Problem with Texture Mapping (Brick Texture works only on on surface and not on that ones who are normal to it)

I want to make a headphone with a fabrik patern. But when I want to use the Brick Texture with a UV map, I get the pattern only on one the sides and not on top and at the bottom of the model. What I'm ...
0
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1answer
51 views

How do implement the effect of blur on transparent materials?

I'm trying to create a blur effect when a clear light passes through a transparent material. Here's a quick summary of the picture: And when an object is close to a transparent material, it should be ...
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0answers
23 views

Character Model Hair

I am working on a mid-poly character for a third person shooter in Unreal Engine 4, however I'm running into difficulty with her hair. So far I've been making basic hair cards, mainly just repeating ...
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1answer
72 views

Selectively mix shaders based on color input

This might be a bit confusing, so my apologies before hand. I'm making a shader/nodegroup that emulates colors under a blacklight. For most colors (greens, reds, blues), it works just fine and looks ...
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1answer
48 views

Normal/Bump map show in Look Dev but not on Render

I am trying to bake a diffuse texture with all the shaders applied to it, including the bump map effect just applied to the texture instead of having a seperate normal map. In Look Dev I can see the ...
2
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2answers
61 views

Magic Textures question

Is there a way to have the white areas be clear in this glass marble example?
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0answers
12 views

Toon shading Shadows shows inaccurate results

I have never worked with Toon-style Shading in Blender, and as a result, never had to play around with shadows too much. I apologize in advance if this turns out to be a simple human error The part ...
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0answers
25 views

How do I make procedural textures match UVs correctly?

I've been working on shaders in Blender (2.8) and I came across an issue where the Wave Textures that I have don't match my UVs. This is how it looks: But I want it to all scale down to the middle ...
0
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1answer
14 views

Make transparent effect by nodes

I need a material for my leaf. I have an alpha texture but i dont know ho to make like a transparent effect( i dont know how to name it) how can i do like on a picture?
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0answers
27 views

How do I get black to stay black?

My intent is to have a black letter on a bright white background. I have played around with lighting, roughness, etc but I just can't get the clean colors I want - just these different shades of grey....
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0answers
21 views

gbl shader blender 2.8

After adding an draw handler to my operator my terminal is showing the following: ...
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1answer
73 views

Metalic shader glitch in blender

I believe there is a glitch in blender. When I move the metalic shader in the principled bsdf it is completely unresponsive. I am unable to make the trash bin metalic. I tried uninstalling blender ...
0
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1answer
20 views

Shader Editor not match selected material

I selected the glass which is glass, but under the shading, all the nodes are the donuts. What did I do wrong that the nodes are not matching with the selection? Thanks a lot!
0
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1answer
31 views

Wierd shading of nomals

Ok I have no idea what is happening here. The back side of my faces shine through the face in front. I activated "show face normals" so it is better to see. First I thought my typology is mto bad, but ...
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2answers
69 views

How to get this bump shader effect

This is a follow on question asked previously but how so I get this exact effect, (including the depth of the checker squares) Original question here.
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0answers
37 views

Volume absorption node Eevee

Is there render settings I can change to use the volume absorption node in eevee
0
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1answer
76 views

How can an accurate height map be created in Blender?

We have been working to create a height map output with the shader editor. We have a plane that has been sculpted into a terrain. We have applied a material with the following node setup to get the ...
0
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1answer
53 views

Anistropic shader: mine doesn't converge at centre

When I used Anistropic shader, my highlights do not converge at the centre as opposed to Blender Guru's example. Why is that so? Thank you. link to tutorial
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0answers
24 views

A Node Setup that converts a greyscale bump texture into an RGB normal map… possible?

I want to create a pbr texture (voronoi based) and then have it converted procedurally into a normal map, which can then be plugged in to the normal node. (do not want to use bump node) Surely this ...
2
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2answers
437 views

Boolean modifier with complex object (hole punching) makes blender go on its knees

I am creating a hole pattern in this flattened cube using an object to subtract it with (boolean modifier) consisting of a lot of cylinders. The cylinders uses two array modifiers, one that iterates ...
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1answer
20 views

How to create a new material and set it has active material using python script

How can I create a new material and set it active material on the active object using python script.
2
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1answer
69 views

Cycles Procedural Square using Polar Coordinates

I'm using Blender 2.8 and trying to get a grasp on procedural textures. For fun, I was following through the list here at https://thndl.com/square-shaped-shaders.html and now I'm stuck. Equation I'm ...
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0answers
10 views

Can't change shading presets in Blender Shading tab

When I am to go into the shading tab in Blender and try to change the background HDRI like so I can't change the shading settings. Can anyone help.
0
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0answers
9 views

Change ColourRamp value based on the intensity of shadows cast onto an object, in eevee

I'm making a simple toon shader in eevee, following simplistic shading methods - take TheOdd1sOut's character shading as an example. Every time I do this however, it's really difficult to get the ...
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0answers
20 views

Diffuse render pass looks different from original texture

I have tried to follow these instructions on how to get a diffuse render pass of a brick texture that exactly replicates the original colors of the texture. But even with all the settings in place I ...
2
votes
1answer
263 views

Physically accurate water shader

I'm a bit tired of faking it and I'd like to craft a physically accurate water shader in cycles that works in most situations with minimal tweaking. I haven't found a solution yet and i'd appreciate ...
1
vote
1answer
31 views

Character wiping fog off a mirror using dynamic paint

I've been making a scene where a character wipes fog and water droplets off a mirror to reflect themselves. I made a dynamic paint sequence using the character as the brush, but i cant work out the ...
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0answers
11 views

Wrinkle Surface [duplicate]

I made this mesh extruding a svg curve from Ilustrator. The idea, as you can see on the modifiers panel is to bend it. I understand that for this I need to divide the face with edges so that I can ...
0
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0answers
36 views

Create a Material using Python script

I have Created a Node group Using Python Script and Now I wan't is To Convert This To Add-on, I Wanted that whenever I click a Button "Add Test Material", It Create a Material which consist of That ...
1
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1answer
10 views

Is it possible to edit 2 nodes at the same time ? In 2 windows

In each window one different node to edit, im trying to, but when i switch one the other one switches too...
1
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2answers
3k views

How to get black outlines in Blender 2.8 Workbench Render? Currently all my outline lines are white!

I am trying to render out a cartoon version of the model shown in the image, but as you can see, I am getting white outlines when rendering using blender 2.8 workbench engine. I have set the outline ...
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0answers
35 views

Why does my Look Dev Mode look completely glitched?

Today marks my first day's experience with blender. Complete newbie here. I've been following a tutorial on building simple characters and getting familiar with the work space. I noticed something ...
0
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2answers
107 views

Is there implementation of tri-planar mapping in Cycles renderer?

Is it possible to have tri-planar mapping in cycles? Like in corona renderer or fstorm?
7
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4answers
899 views

How do I color the shading of a material?

Some art styles increase the saturation in their shading, I'm trying to achieve this effect as seen in cell #2 of my example image. Right now it looks like cell #3, which lacks this and looks dull in ...
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0answers
51 views

How to add smooth step equation to a shader node graph?

I'm trying to add some math to a shader network that I'm building. I want to take a numeric output from a node and pipe it through the equation f(x) = -2x^3 + 3x^2 (this is sometimes called the ...
2
votes
1answer
54 views

How To Append a Node group from another Blend file Using Python Script

How To Append a Node group from another Blend file that is Present in my D drive on my windows computer. I wan't to Append a Material and path to my material is - - D:\2.8\Test01.blend\Material\...
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0answers
22 views

Connecting Node Group output to material output using Python script

How can i connect output of a node group to a material output node in blender 2.8 using python script ? ...
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0answers
12 views

Normal map covering entire mesh. How do I assign new shaders to parts without overwriting the normal map?

So my mesh is just a person. I've sculpted it, retopologized it and baked a normal map for it. Now the problem is that I want to assign textures to part of the mesh like skin, textiles etc.