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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47 views

How to get out of HDRI mode?

I realise this is a noob question, but while selecting materials for my objects I accidentally hotkeyed into this HDRI mode (I think). I just want to (pre)render with a regular light but I don't know ...
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2answers
124 views

How To Do UV Indexing Like This?

how to do uv indexing like this procedurally? i wanna make some shader that can pixelate image but with hexagonal.
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1answer
43 views

Basic Interface 2.8: How do I get Shader nodes in view to be centered and large on first click?

I have a project with multiple objects. I work on the project for a while, save it, quit blender, reopen it etc. I click on an object in the viewport and open the Shader view and cannot see my ...
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Some meshes / materials are completely transparent on MMD models

While working with MMD models in blender, I've come across this issue with completely transparent materials or parts on the model. I've looked all over stack exchange and found similar problems, but ...
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Why Principled BSDF has no texture support for glossy color pass?

During compositing I've found out lack of glossy textured color pass for Principled BSDF material. Glossy BSDF works well though. Example pics: Glossy BSDF Principled BSDF Material
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Is there a way I can export a cavity map as a texture so it will appear in other programs after I export?

I made this rock and it looks a lot better with the cavity shading enabled. Is there a way I could somehow generate this effect on a PNG texture so I could apply it in another program? Before: After:...
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0answers
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Alpha texture images appear lighter than the original image

I drew a cube in the 2D drawing tool and printed it out as a png file, and imported it into the blender using the Shift + A, Images as Planes function. But here is ...
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0answers
28 views

How to get this kind of effect? [duplicate]

I want to make the part where light rays go toward the hologram earth.How to do it in blender.
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15 views

Object renders with black outline

Working on a simple logo spin animation, and I'm using eevee for the first time. For some reason, the object has a sort of black wireframe around it when rendered. Does anyone know how to remove this?
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Blender 2.81 Principled BSDF shader with sss not showing diffuse pass

When using the the principled BSDF shader with any amount of sss the diffuse passes are completely black. It seems the sss passes inherit the diffuse pass information. The node tree is just the shader ...
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1answer
45 views

How you tell shading is weird looking?

I'm new to blender. When whole mesh's shading is weird. I can notice that. but how you determine small part's shading good or bad?
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1answer
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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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Possible to give a shadow a different material?

Hello. Let say that in a this image, i'd like all shadows to be rendered as an red emissive material, is this possible in render ? procedurally, witouth any modifiers, just by the shader editor ?
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Changing background color without affecting objects in a scene [duplicate]

I need to render a sort of a mask of the objects animation, where the background is solid black and the object is solid white. However when I try to change the background color, the object changes ...
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0answers
25 views

Transparent BSDF with a sine wave

I'm making a light mask setup which should be giving me a sine wave of transparency, which would then yield the projected light to be a sine wave. I'm using 2 transparency shaders, one set to fully ...
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0answers
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Procedural texture is stretching thin

I'm really struggling to make this for someone before Christmas and as much as I'd love to learn it all before then, I'm struggling ridiculously hard with getting textures down. I found a procedural ...
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How can I fix these creases on my mesh?

My problem is: My mesh has these shading errors but I can't find any double vertices or double faces. I tried using "Merge by Distance", but it didn't work. Can someone help??? Thanks in advance!
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1answer
132 views

Why does this material crash Blender 2.81a Eevee on OS X El Capitan

FYI: this on OS X El Capitan with Blender 2.81a. I copied the attached material from a youtube tutorial for Blender 2.80. I made some modifications to the original, but the only stickler seems to be ...
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Is there any way to allow feedback loops in shader nodes? (for use in logic gate nodes)

Perhaps a bit of an odd question but, I'm toying with the shader editor and logic gates. I've already implemented basic gates, with which I've made a functioning 7-segment display and control circuit ...
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Viewport Shading Setting vs Render Image [duplicate]

I used the viewport shading setting to create material that I like and it renders in Cycles ok as per image below. My scene lights and world are switched off on purpose - I just want to use the ...
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1answer
22 views

Camera cutting objects [duplicate]

For some reason I cliked on something I shouldn't click and don't know how to undo it. Only happens in shading viewport. On Layout, it looks perfectly fine. How to undo this?
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How to make ripped leather material for car seat?

Working on a nature scene, have a car and since it has been exposed to nature for so long I want to make the car seats ripped a bit. Rather than looking perfectly good. To clarify it, I am trying to ...
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Luxcore render not saving textures

I am rendering a grandfather clock scene in Blender with LuxCore, and every time I re-load the Blender file, all of my shaders for my objects reset to the LuxCore default shader. This is extremely ...
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1answer
336 views

Creating a wavy dot pattern in a Cycles shader

[Solution at bottom of question] I'm trying to create a shader to draw dots in a wavy pattern. I have the dots, and I have the waves, but I'm not sure how to combine the two. I create the dots by ...
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Need help on moving multiple rendered images(frames) over a stationary plane

I created a dry fountain animation using fluid physics. The chosen objects were a cube(domain), cone(inflow) and a plane(as an obstacle). I baked them to create the fountain. Later I rendered the ...
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Blender 2.8 Cycles render animation slows down

Update shader is taking longer after each frame. From 0s in frame 1, to 10s in frame 33 and so on. It's simple nature scene, each material has simple shader for alpha transparency (4 nodes). The same ...
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2answers
202 views

how to recreate microscopic diatom glass material

I have been trying to recreate the material seen in the picture without success, this picture is an electron microscope image of diatom shells, they have 2 important characteristics. first, since they ...
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0answers
19 views

Is it possible to turn the shader nodes into textures? [duplicate]

I know this is an odd question I make models in blender for my game looking at the procedural nodes it seems way easier to just make the textures using the nodes in blender rather than fixing textures ...
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0answers
24 views

change color ramp hue using nodes?

i was hoping someone could tell me how to change the color of a color ramp using other connected nodes. the second image does it almost right but the color of the whites from the color ramp are only ...
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0answers
22 views

keyboard stopped working

I'm following a tutorial to learn blender, and I've been doing the same tutorial a few times now without any problem. But suddenly my keyboard commandos just stopped working, for example I can't press ...
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0answers
34 views

apply a reflection cubemap

maybe I lack some google skills but I can't find an answer to the simple question: how do I apply a cubemap in Blender? Say, I have a ready .dds or .tga (not .hdr!) image file storing the cubemap. Now ...
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1answer
204 views

How to make a sine wave distortion effect?

I'd like to achieve a simple wave distertion effect like the reflection has in this image: I'd like to animate the reflection so I tried to do it with material nodes. I thought I should mix the UV ...
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1answer
32 views

Can you control material visibility using another object?

I don't have any screenshots or reference images, but I'll try my best to describe the effect I mean. An simplified example of what I am trying to achieve is the following: There is a target object, ...
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1answer
20 views

Multiple textures turn to pink [duplicate]

I've downloaded a blender file off Sketch-fab and I knew it was created with an older version of blender. I opened the file and every texture except for some blue emission thing.
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1answer
69 views

Realistic Gingerbread Material

Christmas is coming quickly, and I'm working out a way of quickly designing gingerbread houses. So far, everything is working except the gingerbread shader. At the moment, I want it to look as real ...
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1answer
38 views

some faces are darker with fine normals

I'm having problems with this face. It is darker than all other faces with fine normals and flat shading. How should I fix this? here the highlited areas seem to be wrong, especially the whole plate ...
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0answers
22 views

Node Texture not being applied correctly

I'm with a problem while trying to apply a noise node to simulate a concrete material I'm having a problem that in the node preview the texture is the way I want, but in the mesh the texture is ...
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1answer
17 views

Collection/Object selection to the exclusion of everything else - unable to exit

I've been following a tutorial and I've been adding materials to an object I modelled. All was fine until I accidentally used one of the viewport shortcuts but I'd forgotten to turn on "emulate numpad"...
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1answer
132 views

How do I animate a smooth transition between all colours in the RGB spectrum?

I want to shade a lightbar. It should have a smooth RGB Transition like in this video at the beginning: https://www.youtube.com/watch?v=bBNohDeo8XI With a color ramp it would take to long to add ...
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0answers
62 views

Procedural material broken in 2.81

How it's meant to look^ I downloaded this wonderful procedural shader setup by Elbriga, which has worked fine in Blender 2.8 – but when I got the new 2.81 version the material preview is broken for ...
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1answer
35 views

How to reveal type of material nodes in 2.8

I'm having a hard time trying to figure out, which types of nodes were used in the creation of a shader/material in the node editor. I did download a Blend file from the web and was curious to analyze ...
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0answers
54 views

How to mix colors like in reality?

I'd like to mix the colors to get the exact color that you would get in reality, I realize that RGB is a completely different system, but I was wondering if anyone has experience with this. In the ...
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1answer
87 views

How can I make a texture follow the edges of my model?

I have a cylinder with a rounded tip, I have tried to rotate a checker texture by plugging texture coordinate generated into a mapping vector and then into the texture vector but still I have the ...
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0answers
57 views

Creating text on paper?

Edit: This is not a duplicate of How do I put an image texture on a material in Cycles? because that question only seems to talk about adding an image texture, not combining an image texture with ...
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0answers
48 views

Is there a toon shader that can achieve this concept art look?

Ive experimented with typical toon shaders in cycles and eevee, but usually the color effect is very concise and not concept art/painterly: In eevee ideally, is there a way to achieve a more concept ...
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1answer
290 views

how can I apply 3 shader by coordinates instead of unwrap UV?

how can I apply 3 shaders by coordinates instead of unwrap UV? for example, 3 shaders for top, bevel and side faces.
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0answers
31 views

Image Texturing - Using cycle's nodes to scale image texture and randomly rotate them

Is there a way to randomly rotate an image texture randomly and keep its mapping scalable? Im sure this has already been asked but can't seem to find it. If someone can redirect me to the appropriate ...
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1answer
43 views

How to get better displacement result

I'm drastically displacing a mesh (with procedural textures) and due to the displacement being rather big and practically "vertical" there aren't enough polygons and it starts to look very stretched: ...
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1answer
27 views

Have can I have a different texture on parented objects?

I'm new to Blender, just started learning. I'd like to know how to have different textures on parented objects. I have this object parented with another object but when I apply image texture to one, ...
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1answer
487 views

Different look of material with Mix Shader vs Mix RGB

I am mixing colors and roughness of a Glossy shader through Layer weight node. Material: Mix Shader: Mix RGB: Why do the same properties used in two similar approaches give a very different ...

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