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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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38 views

How can i fix weird shadows in blender 2.8 eevee

I have weird glitches with the shadows on my model
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0answers
103 views

Strange light effect in EEVEE render

While making my bedroom scene, I have this lighting artifact that I cant seem to get rid of on my area light. Its like little lines of light that separate and get further apart as it diffuses. Here's ...
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52 views

Blender 2.8 volume over transparent background not showing in rendered image [duplicate]

I made this planet with a volumetric shader for the atmosphere Left you see the atmosphere rendered in viewport mode Right you see it just rendered out but now the volumetrics are missing Any ...
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74 views

EEVEE curvature node with ambient occlusion?

How do you guys set up curvature mask using ambient occlusion. Last time I tried I couldn't control the distance and the black and white values don't really move as I want them to. Could someone show ...
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0answers
37 views

Control image texture source from outside node group

I'm working on turning a cavity node setup I found online into a node group I can append to my blender files. The setup uses several mapping nodes (that I already converted to math nodes so the ...
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0answers
89 views

Python Mix Shader Diffuse BSDF Glossy BSDF Nodes

I am trying to create a plane object in python that uses a mix shader with the first shader being a Diffuse BSDF Shader, color black, roughness 0.200 and the second shader being a Glossy BSDF shader, ...
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16 views

Is there a place where I can find values for different colors/materials? [duplicate]

Whenever I try to create different materials, I always have to mess around with it for a bit and I feel like it would be easier to have a reference. Is there anything online that has a bunch of ...
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1answer
382 views

Use color ramp to mix materials

I'm trying to set up a material that shades the topography of a spherical model of the Earth based on distance to the center of the Earth. Setting up a ColorRamp based on distance from the center of ...
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0answers
5 views

Cycles getting black shaded areas of emission / transparent shaded faces [duplicate]

I have a terrain mesh that I have shaded using a combination of emission shader and transparent shader. The issues is when I view the model from any angle where there would overlap from itself, for ...
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38 views

Black lines appaear on edges of mesh when turning on smooth shading

Kindly need help as I'm getting random specks or lines of black on the edges of my mesh. This only shows up when selecting "smooth" shading. Also I have subsurf modfier enabled. More over, adding more ...
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1answer
47 views

Why are my donuts appearing lIke this

So a few months ago I did the donut tutorial in cycles, then I opened it in eevee. Unfortunately,there appears to be an outline. I have the Eevee toon shader add on, but I can't find it in my ...
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1answer
108 views

Transparent BSDF cause noise in depth layer

I have system that consumes depth and RGB output of Cycles renderer. I can observe noise in depth maps when I use transparent BSDF with ...
2
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1answer
36 views

MagicTexture - how to customize colors?

Instead of having all the psychedelic colors of the magic texture feature, I'd like to have 2 or 3 of my own custom colors but in the same swirly pattern. Is that possible?
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15 views

Applying texture on material [2.8] [duplicate]

I created a simple toon shader material: What I want to do is apply a simple pattern like: on to the yellow color. How can I mix both? The pattern has an alpha channel also So final result should ...
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1answer
59 views

Increase the length of the z-buffer [duplicate]

I am using the examples already given here, i.e. Convert depth/z value to RGBA The problem I am facing here is to increase the depth. If one sees clearly a blue pattern starts from a close distance ...
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1answer
307 views

how can i create a grainy rough plastic material in blender, just like one on MI TV Remote

I am creating a tv remote and for that, I am looking for material just like MI tv remote.
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1answer
114 views

trouble with smooth shading 2.8

hey guys so i got my model to the point where i am trying to shade smooth ive got no modifiers or anything just a model i put together. on the bridge of the nose and the back of the lower head there ...
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2answers
62 views

Why do I have no 'Shader' category when trying to add nodes? [duplicate]

I am a complete beginner. So, I might be dumb - sorry! I made a 3D model. Now, I want to work on its surface - which lead me to materials and shaders. So, I added a material and then opened the Node ...
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31 views

Cannot achieve the same result as the tutorial, mine had some shading issues

i am following some tutorial and i followed every step in the tut, but mine mesh came with a lot of shading problems. The edge are not smooth at all. Can someone help me out ? I set the smooth shading ...
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1answer
38 views

When I copy and paste the shader nodes and objects from a blender session to another one I lose some characteristcs

What I did has been to copy and paste the teeth and the gums from the original blender file to the blender file that I'm using and an odd thing is happened : the yellow color of the teeth and its ...
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1answer
46 views

Reflection in sphere becomes more distorted as subsurf increases?

I was baking normals from hi poly to low poly meshes. With this specific example of a hi poly icosphere the reflections are distorted, whereas the low poly sphere is less so. so i was just wondering;...
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1answer
161 views

Textures turn black in material and render mode [duplicate]

I downloaded a free shader setup from a site and after unwrapping it, the texture comes fine in the texture shading viewport. But when I shift to Material, or render shading, the object is just plain ...
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0answers
14 views

Where is this image coming from? [duplicate]

If I create a new blender file, switch to "lookdev" view and apply the glass shader to an object, this happens: Where is the image of the reflection coming from? It is a brand new file so it wasn't ...
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0answers
38 views

How to apply the aged skin effect from a 3d mesh / configuration node to another one

I'm trying to make a better skin for the face of my character,that you can see below : On blendswap I found this character that I find interesting because it has a nice aged skin : Without changing ...
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1answer
34 views

How To fix this weird shading issue? [duplicate]

]2 Weird Shading which also effects the sub d in a weird way. Maybe it's a bug but I have a feeling I screwed up somewhere :)
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1answer
51 views

How to get shadows information in cycles

I have a WIP looking like this Now I want to do something about a background and I want to do it in a similar halftone style. But when I'm applying it the same way as I did on the models, the dots ...
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0answers
86 views

Procedural Materials On Fluid Simulations

Been struggling with this for a while. I've made a procedural lava shader and I want to put it on a fluid sim. The problem is, all the mapping methods I've tried make the fluid travel through noise ...
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2answers
91 views

How to create a material which lets light pass through unaffected?

Ok, so im looking to make a material which; allows 100% of light to pass through unaffected. As if the surface was never there. allows normal textures to be applied as usual whilst looking as it ...
3
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1answer
95 views

Overlay more than one transparent images in one shader

I'm trying to use the Shader Editor to put four transparent images onto one object. My approach to this was to add all of the alpha channels together and then to use that combined alpha to mask the ...
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1answer
58 views

Blender 2.8 How do I fix the gloss on this mesh?

I’m using normal maps here, Is it the faulty map or something else that’s causing this strange effect? How would I turn this into something like this: Sort of a matte effect
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1answer
534 views

blender 2.8 flat color for 2d animation

I want to make some thing like 2d motion graphic with blender, i have done it with blender 2.79b without ligting but with nodes, input RGB, connected directly to output. since next july blender 2.8 ...
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0answers
44 views

Transparent shader in EEVEE has color glitch problem

When rendering out a sequence with these bushy leaves, on about every 10th frame there seems to be a color glitch, which does not appear in the viewport, only in the rendered png sequence. Do you guys ...
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0answers
27 views

Use ambient occlusion to highlight fine details in 3d model?

So i have been trying for a while to use the ambient occlusion node to create a material which looks like line art (see photo). the node setup in the photo is basically along the lines of what i've ...
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0answers
78 views

Why does LookDev make meshes invisible in Eevee and Cycles in Object Mode?

When going into LookDev mode, my mesh is no longer visible, leaving only an outline of my object. Edit Mode seems to output a wireframe with slightly darker outlines than the regular wireframe mode. ...
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0answers
14 views

2.80 - Assign different materials to different parts of a mesh or different Geometries? [duplicate]

this question is about Blender 2.80. The answer from 5 years ago was has to be done in "Edit Mode", is this still true? is there no way to simply drag/drop a shader onto a geometry? thanks!
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0answers
27 views

Drag n drop multiple files into shader editor blender?

Is there any way to drag and drop all texture maps into shader editor at one go rather than go one by one ? Thank you
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1answer
37 views

What is the substitute for gpu.export_shader in Blender 2.80?

I am trying to export GLSL from Blender materials in a scene. This call appears to have been removed from module "gpu" in Blender's Python API as of 2.80. Is there any substitute? How should I proceed?...
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32 views

Shader can be exported?

The only way to export shaders is by creating different maps ?(normal,roughness, mmetalic etc.)I want to sell a 3d model and i want to sell also the materials.Is possible?
3
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2answers
405 views

How can a vertex have a normal?

I understand a normal to indicate the following information: normals are intersections which are perpendicular to the plane of your face I understand this to be a vector. And that a shader uses ...
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1answer
1k views

Is there a Cycles equivalent to Eevee's Bloom Option?

Is there any equivalent option or process to get results equal, similar or better than Eevee's Bloom? If yes, how could I do it? I have an object with Emission Surface on Material in that case it is ...
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1answer
50 views

Why are my render results not coming out the same as viewport?

When I render my scene, it renders the solid view shading instead rendered view shading. How do I fix this?
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2answers
2k views

Texture vs. Material vs. Shader

I'm working my way through a Blender online course. Sometimes the word material is used, other times it is a texture or a shader. I feel like all three of these words, while related, have a ...
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0answers
60 views

Using a different normal for shadows and shading

I'm using modified vertex normals for making an anime-style toon shading. The thing is, if an object is placed between the light source and the object with modified normals, it's shadow hasn't got it'...
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1answer
858 views

In Blender 2.8, 3D Viewport shading render mode is missing. How do I get it back?

I've gotten to a state where my render option in the 3D Viewport is missing. I can render just fine using EEVEE. The screenshot is missing the camera and light, but I've added those and it makes no ...
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2answers
127 views

Combining two different material in to one in node editor [duplicate]

I liked to combine two different materials in to one material in nodes, so that I could create mountain like structures. I try to use the noise as the base of the mountain structure, and add a ...
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0answers
15 views

How can I make a transperancy map? [duplicate]

Is there a way I can create a texture to map out areas of a mesh that I want transparent or semi-transparent? I've tried using a mix shader with diffuse and transparent shaders and a musgrave texture ...
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0answers
64 views

Blender Renderman - Transparent plastic

I have an object, where I wanted to have specific parts that looks like a transparent plastic. So I have used the primitive variables to adjust the part that I want to be transparent, and the others ...
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0answers
48 views

Smooth shading not so smooth? [duplicate]

I don't understand why I see these edges when rendering my model. They don't appear in object mode, but when I render. And the topology seems dense enough to not produce these edges? Here are some ...
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0answers
134 views

How to create a material with fading edges effect?

I am trying to make a fresnel kind of effect that only is visible on the edges of an object. Kind of like a fading outline. So I tried to take the angle between the camera normal and object normal and ...
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0answers
136 views

World Space Texture Setup

I am quite new to shaders in blender and don't know how most things work, but knowing texturing is the needed basics that I must know. How do I create a world space texture that doesn't depend on any ...