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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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Modeling, sculpting, and shadeing help

I have been using blender for about two years. And i am still lagging in molding, sculpting and shading knowledge would any one have some good wholesome and helpful tutorials?
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46 views

Change of color after I join meshes with Ctrl+J

I've made a vase which has 2 handles. The handles were created separately so I wanted to join them and used CtrlJ to do so, with the intention to then trim the unneeded vertexes. But as I join all in ...
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17 views

OpenGL shading with normal maps, nodes

Is it possible to render a Blender Internal scene with OpenGL shading and attributes like nodes, normal maps, texture mirroring and so on fourth? OpenGL Render: (notice the shading compared to second ...
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1answer
29 views

How to change the pattern of a texture for each tile in a shader?

I'm having trouble making the direction of the textures seperate in each tile so now it looks like one giant texture slapped on these set of tiles. Is there a way to make the texture inconsistant with ...
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0answers
16 views

Dynamic paint waves: How do I change color of

I'm new to blender and love the dynamic paint waves function. I'm wondering if anyone knows how to change the color of a material based on movement of the ripples simulated on the canvas layer. sort ...
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1answer
31 views

Dotted mesh render

How can I create a special shader/render effect where geometry gets rendered - not in wireframe - but in 80's computer-like dots.
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1answer
20 views

Shade Smooth - Increase shading emit

When I increase Shading > Emit on an object, I'm increasing his brightness? If yes, when I increase Emit, what diferences occur on the object (and his polygons)? If not, how can I do it?
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1answer
60 views

Black reflections in cloudy glossy acrylic floor material

Okay so I'm building out my scene and before I know it there's these strange reflections in my floor. So the way my scene is setup is I have three walls, all of them are the same semi-transparent ...
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16 views

blender 2.8 texture/material problems? not really sure how to describe whats happening

so i modeled this robot thing in 2.8 and have this problem where the materials or shaders aren't working right and act up when i render. so when i use rendered viewport or lookdev the textures appear ...
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1answer
50 views

How to get diffuse color of a material via Python?

Since I am used to code with Python in Maya I have trouble getting things to work in Blender. I want to do something specific based on the name of its material that is applied. But I am really ...
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1answer
31 views

How does the texture know exactly where its supposed to be applied? [closed]

Totally new to this stuff and this just seems like magic to me. So the cake is one single model; it is not subdivided into top, bottom and middle. I add this texture.jpg and it goes exactly where its ...
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0answers
32 views

Creating thick, bright pink smoke [UPDATED]

Ok, I'm slowly going mental here. Yesterday evening I was playing around with smoke and managed to create this lovely thick, bright pink smoke cloud: This one is perfect and exactly what I am looking ...
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0answers
58 views

Blender 2.8 - Object index pass in Eevee

I need to isolate filters on some objects in the compositor and Blender 2.8 does not have the options to setup object/material passes in the View Layers. Is there anyway to achieve this in Blender 2.8 ...
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1answer
57 views

Material appearing as bright white or white on some objects while using Eevee Render in 2.8

I have a scene with 7 different materials and 405 objects. One of the materials is displayed as I want it to for some object, while other objects it is applied to behave either like a bright white ...
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0answers
31 views

Material Problem

i'm barely new to Blender and i'm trying to create this chocolate bar. I have serious problems with the inside material. I've tried various shaders but nothing is close enough. Are there any ...
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0answers
27 views

How to fix this Popcorn shader

Im creating a popcorn. Will i tried so far but did not get success. Popcorn image The outer is pale yellow and the inner is the dark yellow. I bake the AO texture and mix. But where im going wrong ...
2
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1answer
165 views

Objects, shadows and reflections not rendering in EEVEE

I started to work with EEVEE short time ago and I was amazed by the capabilities of this engine. However, I noticed something strange when I was rendering some tests. Some objects/reflections/shadows ...
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1answer
61 views

How to generate a fake top lighting effect?

How can I generate a fake top lighting effect for a stylized game asset.
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1answer
58 views

Achieve Damascus steel style with Cycles

so I'm modeling a katana, and I would like to give it a proper "Damascus" style to the blade, and I was wondering if it's possible to achieve this in a way that doesn't involve me opening GIMP/...
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1answer
54 views

Selective ray visibility

In the Object Properties tab i can choose the ray visibility of that object. In other words I can choose if that object is visible on camera, if it casts shadows on diffuse shaders, on glossy shaders, ...
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1answer
80 views

Smooth the jittering colors of smoke simulation

A recent project of mine involved smoke sims and materials. This is the result, and it's mostly what I was aiming for. However, its colors are jittery and seem to move around. Here is the material: ...
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1answer
34 views

Custom Render Stamp, Principled BDSF values

I am trying to do a material study, and I would like to print the Principled BDSF values onto the render. Previously I had found this: How to show render-stamp for arbitrary values? It had worked, ...
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50 views

How to adjust a texture when manipulating an object in edit/object modes?

I want to apply a texture to an object mesh that varies based on surface normals, position on the surface, and position of a light source. Ideally I would like for this texture to update in real time ...
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26 views

How do I remove fireflies on the edge of a glass shader? [duplicate]

I added a glass shader to an object which is supposed to be a drop of water trickling down. But, there is this weird thing that that happens to it when I add the glass shader. The edges have ...
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2answers
91 views

How to imitate Ambient Occlusion in Cycles?

I created an object with some basic shading and Ambient Occlusion switched on and thus getting the right look. Now that I need to paste it in my main project (through Append) I need the same effect ...
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1answer
29 views

How to get transparent glass option under film?

I saw a response to the question "Render Glass like materials with Alpha Channel to composite in external app" that you can check a transparent glass option under film to make the background image ...
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2answers
63 views

How to reproduce a smartphone cover material with some specific reflection patterns

I am working on a smartphone render, on Blender 2.79 with Cycles, using mainly the new Principled shader. Everything is working perfectly, I am not new to 3D nor Blender, but there's a very specific ...
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1answer
77 views

How do you render background image through transparent object? [duplicate]

I tried rendering an object that has a mixed glass and diffuse shader and also a background image but after adding a holdout shader in image 2 to make the object transparent to see the background ...
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1answer
2k views

How does EEVEE work?

We all know what Cycles is, at least to a first approximation: Cycles is a path tracing engine [...] Specifically, cycles is a "backwards" path tracer, which means that it traces light rays by ...
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20 views

weird stripe in image plane

Why is it that my .png leaf has these striped lines? It is really hard for me to image colorramp this image since the striped lines always interfere with it I'm a beginner in 3D and I don't know ...
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2answers
206 views

How to normalize the color values of a shader (Pointiness)?

The contrast for the pointiness changes depending on the vertex density on the model. The Normalize node to have a value range of 0 to 1 isn't available in the shader editor. I thought it would be ...
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1answer
41 views

Advice on what shaders to use for stylised reptile skin?

So I'm practicing using shaders on animals and I thought I would start with reptile skin. Now I'm not ready to work with image textures yet, but I found a good example of what I'm going for in a ...
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1answer
50 views

Realistic Pool Shader [duplicate]

I want to make a cool pool shader like it: how can I make it? Its really cool
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1answer
25 views

Mesh A changes after joining it to mesh B

so im tring to make my first character and everything was fine until i made the hands and when im done with it i tried to join it to the rest of the body (Ctrl+j) but whenever i do it be smoother/...
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How do i make shadows in the hdr enviroment? [duplicate]

I'm working in a character project and i'd like to use an HDR, my problem is that i also would like to put the shadows of the character in the HDR ground and i don't know how i could do it. Here is ...
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44 views

How to create a Glitch shader?

I´d like to create a glitch texture shader using Cycles. Most of my searches on google have resulted in failure since the word "glitch" is associated with real life malfunctioning of cycles. In turn, ...
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Cycles Light Linking: Getting hard shadows on a single object, and soft shadows on another

As the title states, I'm trying to get one object to take hard shadows from a very small Area, Sun, or point light, while in the same scene as another object which will take soft shadows from a very ...
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1answer
46 views

Overlay, dirt with principled BSDF

I've got a very clean aluminum metal texture with It's own roughness, metalness, normal etc-texture on a principled shader. It's nice but I want it dirtier. So I've downloaded some dirt overlays and ...
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Tips for creating a realistic procedural dirt/ground texture? [closed]

I've been messing around with ground textures, dirt, specifically, and I'm not really getting anything super realistic. Basically, I'm just combining a bunch of noise textures with a MixRGB set to ...
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35 views

How to make coplanar diagonals invisible for render in “wireframe look”?

I'm following these settings: Can Blender be used to render 80s style wireframe graphics and animations? ...to Cycles-render wireframe volumes in 80s look. But I don't wanna see the diagonals of each ...
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2answers
57 views

How would you go about making a polarizing camera filter in Cycles?

I know that since Cycles is not a spectral raytracer, it cannot simulate dispersion and other wave properties like polarization. How could you fake a controllable polarizing filter that can be ...
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1answer
26 views

Ploblem tiling a displacement map

So i created this displacement map based on a mesh of windows i made. The map works fine but when i try to tile it there is those separating lines on the z axis. It does that whether i use the ...
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1answer
87 views

Any way to simulate a material to look like the viewport?

I was wondering if there was anyway to get a material that looks like the matcap in eevee's viewport. That kind of gradient look that catches shadows really well
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0answers
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Smooth shading faceted when using bump/normal

I noticed smooth round surfaces get faceted when I apply normal/bump map onto them, without normal/bump they are smooth. Does any one have a solution for this besides increasing subdivision? 1. ...
4
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1answer
72 views

What is the physical difference between the Subsurface Scattering and Translucent shaders?

Generally speaking, I know to use translucent for leaves and SSS for skin, but why is this? Physically speaking, how do these shaders refract/scatter rays differently? Why does translucent have no ...
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1answer
40 views

Character eyes are black

I made a pair of eyes for a character of mine that consists of two meshes. One that acts as the real eye with the iris and the pupil, and then a copy of that one but slightly different to represent a ...
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75 views

Light-reacting toon shading in Cycles

I've got a question for anyone who understands nodes better than me. I'm trying to recreate a toon shading with 5 color tones, with sharp borders between colors. In my google researches I only found ...
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1answer
38 views

Slimy translucent material help?

I want to create a material that is transparent but also has a "wet" or slimy look, like the bug in MiB 1 or the demogorgon from Stranger Things. I don't know if you could achieve this with a ...
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1answer
100 views

How to make acrylic/plastic effect with shader?

I am studying texturization and found this reference image. I would like to know if anyone could help me replicate the material shown on this "rabbit-astronaut". I already tried to map using images ...
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First attempts with SSS - where is the nose?

I am trying to make the skin for my female mesh and watched some tutorials on Skin Shaders. I tried to rebuild YanSculpts Tutorial https://www.youtube.com/watch?v=ktsyL2Kp5bQ&t=388s and the result ...