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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28 views

My “Mix Shader” node doesn't have a “Fac” input socket

I have seen some videos, but I noticed that there is a problem, is there no "fac" command on Mix Shaders? i can't find it... (blender is in italian: "somma ombreggiature" ==> &...
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1answer
13 views

Using quick smoke cannot change from smoke to fire

When I use quick effects -> quick smoke to create my domain and stuff for me, I have had trouble if I made a mistake as to wether I wanted smoke or fire, and then tried to change it later. Once it ...
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1answer
31 views

How to apply a png texture over my material? [duplicate]

everybody! I making a Barbie style doll model. I've UV mapped the face part and created her eyes and lips using photoshop and saved the texture as a png. The face has a node setup for plastic looking ...
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14 views

How to replace texture images for a lot of materials in one go using scripting?

So I have a scene with many materials which use a set of psd-files as source. Now I would like to replace those images with tif-files. Those tif-files have the same name as the psds and the same file-...
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1answer
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Blender 2.9 Eevee- Materials and textures not showing in render or viewport shading (Update)

(Update: I am NOT using a AMD GPU, so the question that has been answered referring to changing the AMD GPU driver to its previous version does NOT work for me. So now I am reposting the question to ...
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1answer
63 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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Materials not working [duplicate]

I'm a new to Blender . Whenever I make a material it is only shown in shader mode so I cant export it like that. And here is when I turn on the shader mode Does anyone have a solution?
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1answer
103 views

Weird shadow colors / saturation in a Copper material (Principled BSDF)

I feel like an idiot right now for not knowing what's causing this. I have been saving out some metal shaders and ran into this problem: If you look at the interior of the ball, the shadows are ...
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1answer
49 views

Rough transparent Plastic Material

I am trying to recreate the FN P90 submachine gun. I followed a tutorial on modelling and UV unwrapping. Now I tried adding procedural Textures to it. As you can see, the clip is made up of a rough ...
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1answer
450 views

The Shader Editor Show Up Blank When reopen it [duplicate]

So I'm still learning about texturing in blender. Then after googling around i found about shader editor and uv editor. When i first open shader editor to make material the node show up okay. Then ...
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Artifacts using Zero Alpha Shader

I am trying to gradually make an object transparent. To this end I mixed in a Principled BSDF with an Alpha of zero. However, this results in the following black artifacts in the picture (shaded ...
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How can I emulate projector image or film with realistic keystone correction?

I was searching how to emulate projection image or film in blender for rendering and I came across this thread: Correcting perspective distortion for an angled projector (Keystone effect) I have tried ...
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1answer
35 views

Rough Metal Material

I am trying to recreate the FN P90 submachine gun. I followed a tutorial on modelling and UV unwrapping. Now I tried adding Procedural Textures to it. The gun body is made up of a rough finished black ...
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8answers
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How to render cartoon style with completely flat colors?

How to render perfect cartoons in blender? Whatever the engine is (internal or cycles) I always get that shading transition somewhere on the model. The first picture is in blender internal render ...
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0answers
56 views

Cant connect nodes in shader editor

I am in shader editor(blender ver. 2.92) and I simply can not connect nodes between each other. These lines, which should connect those little dots in nodes do not appear and I do not know what to do. ...
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1answer
77 views

“Main scale” control on a material from Poliigon Material converter

Where does this neat control come from? I noticed it on materials from Poliigon Material converter. Never seen it before. (I am new to Blender though.) The control does not get preserved when I clone ...
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1answer
68 views

How can i create a piece of ground on a cylinder like the one on the picture without having random things happening on the sides?

enter image description here That's the final result i'd like to achieve but more round Sorry, i'm starting with blender...
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1answer
68 views

Is possible simulate Non-Color Image with procedural nodes, from an sRgb image into Shader Editor?

All "Diffuse-Albedo-Color" need to be, or at least they would be in an sRgb color space (in my experience), inside the diffuse node. On the contrary the other maps such as: Normal, Specular, ...
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13 views

Emitting particles based on volume shader

Is there a way to get a particle system to emit particles only from where the emitting mesh's volume shader has a high density value? Or, failing that, where the alpha channel of the mesh's surface ...
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0answers
51 views

getting error : location: <unknown location>:-1 in “shading” when adding no matter what to the board

Thank you all! I was able to fix it with the installation of the version Blender 2.93.0 Alpha (experimental build) and it is working quite well The full error in 2.92.0 ... was: ...
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1answer
72 views

Adding properties to a shader node

I am adding properties to the Emission shader node type: bpy.types.ShaderNodeEmission.myaddon= PointerProperty(type=MyEmissionSettings) It seems to work fine, each ...
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0answers
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Sharp edges with a smooth model, how do I fix this?

So I'm trying to smooth out the sharp edges of this model, and with the smooth shading there's still some sharp edges, here's what it looks like. I've also tried to use Auto Smooth, but it gives off ...
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1answer
70 views

Baking two procedural materials

I ended up creating an eyeball from this tutorial, but I don't know how to bake these two materials into one image. Only one material is baked. Tell me how to solve this problem, please Eyeball ...
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1answer
142 views

Increase the contrast of shadows like you would using a color ramp

Is it possible to increase the contrast of shadows the way you would with a color ramp, but without effecting the colors themselves? I don't want hard edges, and color ramps allow you to have a middle ...
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1answer
257 views

Why aren't my nodes showing up in the shading tab?

I am following this tutorial to make a donut. However, when I am in the shading tab, nodes are not showing up in the bottom part. I have explored the area thing, but I can't find the starting nodes. ...
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1answer
36 views

How to replace reflection image?

How would I replace this cube's reflection With something like this?
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1answer
43 views

How can i shade foam along a coastline, together with a sea shader?

I want to make a procedural texture for terrain, with water, sea foam, sand, moss, and rocks. I have managed to make them all except for the water foam, which i cannot fix along the shoreline. ...
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32 views

Purple object, UV wrapping

I am creating a uv wrap around my doughnut, I go to the shading section to add nodes to create a texture to the doughnut. After I link the noise texture, image texture, texture coordinate and ...
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1answer
640 views

Alpha Layer + Transparency Shader Glitch in Eevee

I am following the CG Geek tutorial in which he details modeling a tree in one minute. (https://youtu.be/y7PdiGXbrD0) I'm running into problems when it comes to shading. When I add a transparent ...
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1answer
307 views

Hide Objects behind Specific Plane

I am trying to find ways to hide objects behind specific planes. That is a "tv" with a cube behind it, I already have it so when you look at it front on, the back disappears. However the ...
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24 views

Coloring fluid simulation in Cycles according to speed and direction

I am trying to create a fluid simulation where the color of the fluid particles will change according to their direction AND their velocity. In the beginning, the fluid moves horizontally in the +X ...
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2answers
219 views

Animated Gradient Node?

I'm working on a knob with some LEDs around it. When the knob is all the way at 0-position only the top and bottom LEDs are on and when all the way to the right 100% all the LEDs will be on. (the LEDs ...
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0answers
6 views

Seperate mesh component from model and colour it

I can't figure out how to separate the helmet mesh from the rest of the soldier model. I select all the faces of the helmet and then I think you need to choose one of the 'Separate' options (not sure ...
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3answers
526 views

How to create baked bread shader?

I want to make a bread shader so that it is darker on top than on the bottom. I know how to make color, bumps and everything else, I'm only interested in a black and white mask for mixing colors. Of ...
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43 views

Procedural PBR rocks/stones

I watched a CG Masters tutorial about PBR (https://youtu.be/cvu5XYrZT6Q). In this video he gives a link to IOR table of commonly used materials (https://pixelandpoly.com/ior.html) and values in it can ...
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0answers
41 views

Inexplicable darker reflecting face shaders after duplicating

I am currently getting the same issue several times. I think it usually happens when I duplicate some vertices/face/edges within an object. The resulting face shaders appear to be more darker and ...
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0answers
14 views

Singularity in Anisotrpic Rotation

I have an issue with the anisotropic (rotation) feature. I am modelling a carbon fiber texture, that should behave differently depending of incoming light and camera angle. I use a checkerboard ...
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1answer
98 views

How to create a realistic shader for french fries?

I'd like to create a realistic burger and I don't get how to create a shader for my french fries: I tried adding procedural textures and displacements, subsurface scattering but unfortunately the ...
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0answers
25 views

Create Mesh from texture shader or or particle systems

Blender has algorithms to generate mesh surfaces for a fluid simulation. Is there an API to use this algorithm with other data? For example, is it possible to mesh a surface based on a volume shader (...
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1answer
42 views

Shading issue on instances by vertices

I am making some railings and instead of use the array modifier to repeat them, I choose to do it using instances by object's vertices. My problem is at the point where instances connect. I have this ...
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0answers
19 views

Imported images not reflecting onto glossy objects

I have imported an image as a plane into blender and added an object with a glossy shader. for some reason the object is only reflecting the world background (gray color) and not my image. what is ...
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1answer
83 views

Problem with displacement on edge

I have a problem with displacement on edge. How can i solve this problem? I use this setting for the cube. Thanks
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2answers
68 views

Why does my particle hair look so patchy?

Particle hair seem to have a weird behavior. Following image shows my guides: And here is the render: What am I doing wrong?
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0answers
19 views

Problem with normal map ans smooth shading

When I use normal map shading on part of my handle doesn't have smooth shading.
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0answers
35 views

Recreating Odyssey Aatrox Sword (cycles)

I am very new to blender and now working on attempting to recreate the Odyssey Aatrox Sword. I am satisfied with the work I have done with the modeling, although it is far from perfect but, I have ...
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1answer
94 views

Distorted highlights when rendering microscratches (bump map)

I'm trying to create a 'spiderwebbing' / 'swirl' effect caused by microscratches around highlights, but for some reason get triangular rays instead of a round halo. I've tried loads of scratch ...
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1answer
108 views

How to create a shader for mayonnaise?

I am creating a 3d burger and do not know how to create the shader for the mayonnaise. Tried to use the principled shader, tested various IOR settings, messed around with reflection, other shaders and ...
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1answer
97 views

How to fix excessive/complex topology

I imported an OBJ file from a different model maker and the topology is very complex and messed up. I was just wondering if the model was salvageable at all since it's the only model of this ...
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1answer
46 views

How do I make only a portion of my shader to be bumpy?

I'm using procedural shading at a beginner level. So i wanted to sort of mask out where the lava is. How do I do that?
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10 views

Mesh from Blender to UE4 - Normal map showing shading on each poly

I've import a mesh created in Blender to UE4 and I'm trying to get Normals working. I baked the normals using xNormal and they look fine when applied within Blender, but in UE4 I can see each face. I'...

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