Questions tagged [shaders]

A shader is a computer program that 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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13 views

Alpha gradient outlines based on lighting [closed]

I come to you with a simple question. How does one could make similar results as this guy? How I could make similar/same outlines that graduate (alpha gradient) based on lighting? The bevel and ...
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105 views

Why is the emission shader clamping even when I increase the strength to crazy high values?

I have made a pretty complex scene in Blender 2.82.. I used an HDRi to barely light a scene(strength 0.05).. I just wanted my scene to be lit by street lamps with an emission shaded ball inside the ...
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92 views

When would I want to use a factor vs color output?

Suppose I have a noise texture and I want to take the output as the input to a color ramp. I've seen tutorials where the factor is inserted into the color ramp's factor input, and I've seen tutorials ...
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How can I create accurate Colors and Emission for a computer screen model?

I'm trying to create a product shot with a computer and a screenshot of a webpage. I have some basic nodes set up, but the colors look washed out and dull. Lights are disabled, and I've set the ...
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Change 2 colors of a texture among the 4 colors of a texture in Cycles

I have a texture issue with my character. Indeed my character does not have the right colors except black and white. I tried changing the colors of the textures with Cycles but not sure how to do it. ...
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Why my texture becomes black in certain regions?

I'm trying to implement some kind of Ian Hubert style. I use a PBR texture for the wall, mixed a brick PBR texture with a moss PBR texture and used some other image textures for the windows and such. ...
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I want to know how the mix function works in the mix rgb code

void mix_blend(float fac, vec4 col1, vec4 col2, out vec4 outcol) { fac = clamp(fac, 0.0, 1.0); outcol = **mix**(col1, col2, fac); outcol.a = col1.a; } I want ...
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29 views

I want to know the mix rgb source code

I downloaded the source code, but I don't know where it is. I want to know how it works by looking at the source code.
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Iridescence In Cycles?

Is it possible to create an iridescence shader in Cycles? Specifically for something like DVDs, soap bubbles, engine oil, etc..
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30 views

Shadows not Showing up? Also help with color variation in shaders

Here is a link to the blend file Click here to download I created this set of gumdrops with an array modifier. The Rectangle underneath is shaded to like marble and has a couple of image textures and ...
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Making the texture on this fighter jet jet

my current progress I want only the nodes for the material of the body and not the texture on it. Note its a composite material , hope this helps you to answer my question.
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2answers
154 views

Combining a solid object Fresnel glow on top of a glass object?

Trying to do an effect where i have a simply glass effect but I want it to have the same Fresnel glow of an object that isn't transparent/translucent. The glow i get from a simple principled BSDF mix ...
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1answer
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Put Node Groups into Premade Categories

So I was making node groups the other day, and had a thought... "Hey, could I put these into one of blender's premade categories?" I searched far and wide, climbed mountains, ventured ...
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How to place image texture over procedural texture?

My main target is to put image texture over procedural glass texture. I try to follow youtube tutorial(1 image), i just started, but i faced two problems. First in tutorial BSDF overlay each over, in ...
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Button in ui gray out, scripting sky shader with python

I am scripting an add-on and I want to make a button for creating sky shader. I type this, I want the nodes to work in WORLD space of shader editor. When pressing the button in UI, the add-on create a ...
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474 views

Donut tutorial: Condensation for coffee cup not adding

I'm doing the donut tutorial. I'm on Part 5, Level 3: Condensation. At 18 minutes Andrew adds a condensation tuxture. I've added a material and the faces I select can change color and I assigned it. I'...
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Blender very slow during file access switching between shaders and texturing (beefy PC)

Issues: Hanging/ Slowdowns during the following (10 to 15 seconds) Very slow when clicking file -> Import/Export/etc. Blender seems to be hanging for 10 to 15 seconds before the file menu appears. ...
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1answer
22 views

I just rebuilt the mesh for this character. Smooth shading creates odd eye shadows

I just started modeling in blender a few days ago- I did a high res model and realized that it was a bit too high poly- so I re-meshed my character and everything looked great. In flat shading, it ...
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1answer
55 views

Struggling to get a nice Shade smooth on Low poly

despite the fact that I'm using Blender for a couple of years (non-professionally), I'm still struggling to create a good smooth shading of a low-poly model. For example, in the screenshot below I'm ...
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27 views

why some object doesn't show up color

i add red color to cylinder but it doesn't show up color, only the plane with green have color. what is the problem of my cylinder color?
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How do I make a pulsating light effect material?

I wanna make a material or animation that can do something similar to this video on multiple different points on a surface. But with different speeds and distortions. https://www.youtube.com/watch?v=...
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1answer
46 views

Can someone explain why my Color Space options are different from any tutorial or documentation I've seen?

I'm wondering if anyone can explain what I'm seeing when I use the "Color Space" drop down on a Image_Texture node? No tutorial or documentation seems to have any info on this. I'm just ...
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Why no color in my explosion? And why doesn't cycles or eevee render smoke? Rendering problems Ubuntu 20.04/blender 2.8 or 2.9

I've been following this explosion tutorial. While I've managed to get a pretty great-looking explosion shape, it's just grayscale -- no color, even though I'm certain I've followed the shader edits ...
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2answers
287 views

How do I make part of a texture transparent?

How to make some part of the texture transparent? I'm using the image below: Is it possible to just use 1 image, by making that the texture won't render ONLY the black color? Is it possible to use 2 ...
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90 views

Shader-based fog without using volumetrics

I need to create a scene with fog, i.e. distant elements faded out towards gray. I can't afford volumetric fog, because the renders would be way too slow. I'd like to just use a simple camera-to-...
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1answer
133 views

Material that recieves shadows but no shading

I'm trying quite desperately to help my wife create a shader (in either cycles or eevee) that has a flat color texture but catches the shadows from another object. So picture two image planes one ...
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24 views

Looking to create a japanese woodblock shader in Eevee. Can anyone help?

I am looking to create a Japanese woodblock style shader from Eevee. My main reference is using Hiroshi Yoshida's work. Problem is, I have a mediocre knowledge of Eevee and I'm kinda out of my depth ...
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1answer
487 views

How can I make the pink part of this texure glow?

This is a wave texture, I don't know how to make the pink part glow, so any help is appreciated!
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glb/gltf export for three.js with color and shading? [duplicate]

I'm very new to blender and am trying to export a model from blender for use in three.js. From what I've read, the best way to do this is to export it as a glb/gltf file. I can get the file to export, ...
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2answers
41 views

How do I custom set the origin when use the mapping node?

I'm going to use the mapping node to rotate my X-mark texture. However, the origin isn't centered on the X-mark. How do I custom set the origin when I use mapping nodes? Test Chris's Answer The ...
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2answers
32 views

EEVEE Glass shader doesn't show through itself

I am having an issue with my glass shader where objects using it do not show up through each other. Here is my current setup for the shader:
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1answer
102 views

How do I clear sharp edges on my models / apply one smoothing group to the whole piece?

I am following a tutorial on how to make collision models for my meshes and have come across this step: I am very new to blender, therefore I don't understand what this means, do I have to add a ...
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1answer
217 views

Change whole blender scene into a cartoon look

So, I have a scene full of meshes (around 70 or so) each with own textures (no normal maps etc tho). I am wondering if there is a way how to change the whole global scene into something more cartoony. ...
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1answer
11 views

Hard/blur shade lines around newly added faces

Im very much a beginner so the things ive tried are: Pushing individual vertices deeper into the head this resulted in a decrease but not a fix: Ive tried to use "Smooth Vertices" but this ...
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3answers
431 views

Understanding the bump node

I see a lot of tutorials that explain how to use a bump node by demonstrating its use and giving a hand-waving explanation regarding what it actually does. Things like it "perturbs the normal&...
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How can I use videotextures in a principled volume shader?

Does anyone know how to use videotextures in a principled volume shader in order to display all the frames in the volume?
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1answer
35 views

Adding outlines to hair particles?

I'm trying to reach a flat cartoony look for my character but when I use any sort of option for cel shading it will never outline the hair particles, is it even possible? Could I somehow make a ...
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23 views

Texture gets reduced or flattened at object corner and part of an object

The texture I applied gets (1) reduced or flattened at the corner area of the backrest, where the corner faces the camera. And it gets (2) reduced or flattened at about one fourth of the armrest ...
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1answer
21 views

Shadow culling in shader for uv projected texture

I'm trying to make a projection using the uv project modifier : But I would like to project only once (don't re-project behind at the place where it should be shadow) Would it be possible to use a ...
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15 views

3D Trading Card Image: Show different camera view on 3D object

I try to create a trading card in Blender, that has an image with a 3D 'parralax' effect, when rotating the card. I found one quite similar example: https://www.reddit.com/r/pokemon/comments/kwi22k/...
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1answer
41 views

Wondering how to make an iridescent and slightly translucent object?

So I am trying to make a crystal in blender that has this kind of light translucency as well as iridescence within a certain color range. I'm pretty new to Blender so I'm sure it's something I'm just ...
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17 views

Remove/turn off default shader image in refracting object?

2.92 version. New file. Object in viewport. Material Properties!Surface!Roughness = 0 Material Properties!Surface!Transmission = 1 Material Properties!Settings!Screen Space Refraction: ticked Render ...
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2k views

How did they do these shaders/lighting?

I'm a beginner. I've been using Blender for about a month. I've done a couple of tutorials with C4D and Blender. I'm really interested in using 3D to assist my 2D illustration. I'm having a hard time ...
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Objects appear textureless/invisible in EEVEE viewport (Blender 2.91) [duplicate]

Whenever I try to view my scene in EEVEE via the viewport, my model's textures all of a sudden. I tried reverting back to the factory settings but to no avail. It seems to also be a problem in the ...
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1answer
146 views

EEVEE Sub Division Surfaces with Blocky Shading

I'm having an issue rendering subdivision surfaces in EEVEE and can not find an answer anywhere. When applying subdivision surfaces to objects in EEVEE, it creates very distorted reflections in the ...
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2answers
25 views

What shaders are used in the example below to achieve the same effect?

Everthing I have done in blender is all pretty standard as far as shaders & textures go but I want to start working on toon shaders I have a style in mind but so far I havent been able to find any ...
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1answer
68 views

Zooming out makes image disappear in shader

I followed Jonathan Kron's tutorial on creating an LED-display shader. It basically multiplies together your desired image with a grid of little RGB images. It looks great when zoomed in, but when the ...
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1answer
80 views

How can I create a fuzzy fur like this? (see image)

Im trying to replicate this fur on this character (domo) to a model I made but I couldn't figure out how to do it with particle system or with images.I couldn't find useful tutorials on youtube so I ...
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1answer
2k views

Is there a way to use logic operators in Blender Shader nodes?

I'm self-answering this question since I've found the nodes useful and would like to share this with the community since I couldn't really find anything related on it here. Are there shader nodes / ...
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1answer
848 views

How can I achieve a Anime Shader look in Blender?

So, i saw a post in this Stack about 2 years ago but nobody had awnsered, so im trying to ask another time, does anyone know how to actualy get this Shader in blender 2.8? Somehow they have controls ...

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