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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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11 views

How to work driver preesistent in a material appender from another file .blend?

I'm trying to make a driver already inserted in the material on the mapping node work for moving to the location X of the node. As long as I run a simple script, without declaring the @persistent ...
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1answer
155 views

Looping function in node editor?

I want to be able to loop a certain math function (in the node editor) x amount of times. I want to do this without scripting (unless it could be done so while still being able to run on GPU). For ...
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+50

Use incoming light as a mask?

I'm making a shader for people that relies heavily on the ability to take incoming light and use it as a way of blending 2 materials. For Eevee, it works perfectly. Take a diffuse shader, plug it into ...
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Help with fake rim light shader

Im trying to recreate this stylized rim light effect I found on twitter. https://twitter.com/mozuya_/status/1163003220190384128 https://twitter.com/mozuya_/status/1078781961945047040 The effect is ...
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31 views

Transparent Cloth Shader [duplicate]

I hope u can help me out, I want to make a Ghost with this shader. Would be nice if someone can help
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7 views

Glitching in Look Dev mode using emission node [duplicate]

I've been working on a model which has crystals with a "glow" effect, so I duplicated something I'd done in 2.7 and added an emission node to the shader connected to the volume input. When I do that ...
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2answers
55 views

Forged Carbon Material

Maybe someone can help me. I've been trying for some time now to get Forged Carbon as realistic a texture as possible. Are there shaders that can be combined, or do I have to create an image texture? ...
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16 views

Get node tree result values at certain points on mesh surface using Python?

Blender 2.80. I have material with several different textures (generated noises, images, etc.) mixed using nodes in Shader Editor. This material is assigned to the mesh. Is it possible using Python ...
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1answer
383 views

Eevee vs Cycles on tinted glass

I made a test scene with a windowframe with glass, glass without a frame and a solid cube. Sun is the main light source with a little bit of HDRI lighting in the world settings. In cycles the tinted ...
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22 views

How to hide HDRI background in blender 2.80?

I have the same problem then Atek (here). "I have added an hdri environment file and i want to use the lights and not the background image. Is there any option present to hide the image and just use ...
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1answer
19 views

Why isn't my image texture working?

I am currently using blender 2.8 and I was putting a texture on a plane, so it shouldn't have to be unwrapped, but it crashed and when I went to put it back on it just comes out as like an average ...
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1answer
34 views

Make Cartoon-like car headlight light

I want to make the light appear on the floor in a defined oval shape, without any scattering but be translucent anyway. kind of like this picture, but appearing only on the ground maybe. This is part ...
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1answer
16 views

Texture painting looks really bad

I've been struggling with texture painting in 2.8 since its release. It always seems to have some little niggly thing that 2.79 had ironed out. In this case, the display of the texture - and when I ...
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18 views

Model looks weird in rendered view

I have modeled a googly eye and added a simple principled shader with full transmission but when I view it in rendered view, there is a weird black thing along it's edge. I have not encountered it ...
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2answers
772 views

How to change mesh to Flat or Smooth shading while in sculpt mode?

I am learning sculpt mode and the best way to see the results is by switching from flat to smooth shading in object mode, but the best way to see geometry of what i am doing is best viewed with flat ...
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2answers
92 views

Can't see through BSDF principled/glass 2.8

High risk this question was asked a billion times and I am just too stupid to find the correct answer, so apologiez. I am trying to create a drinking glass, the inside faces are colored red to ...
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1answer
30 views

Material does not react to light and looks shadeless

I have a problem importing old Blender files that I created with Blender internal. I am now using Blender 2.8 and a Principled BSDF. When I render the object or set Viewport shading to Rendered, I ...
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Problem with Texture Mapping (Brick Texture works only on on surface and not on that ones who are normal to it)

I want to make a headphone with a fabrik patern. But when I want to use the Brick Texture with a UV map, I get the pattern only on one the sides and not on top and at the bottom of the model. What I'm ...
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1answer
41 views

How do implement the effect of blur on transparent materials?

I'm trying to create a blur effect when a clear light passes through a transparent material. Here's a quick summary of the picture: And when an object is close to a transparent material, it should be ...
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22 views

Character Model Hair

I am working on a mid-poly character for a third person shooter in Unreal Engine 4, however I'm running into difficulty with her hair. So far I've been making basic hair cards, mainly just repeating ...
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1answer
66 views

Selectively mix shaders based on color input

This might be a bit confusing, so my apologies before hand. I'm making a shader/nodegroup that emulates colors under a blacklight. For most colors (greens, reds, blues), it works just fine and looks ...
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1answer
41 views

Does the Principled Shader IOR value effect specular reflection on a transmission material

Other render engines have two IOR values - one for refraction, and one for reflection. But in Cycles there is only one and documentation states it only affects refraction. Yet with transmission set ...
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1answer
37 views

Normal/Bump map show in Look Dev but not on Render

I am trying to bake a diffuse texture with all the shaders applied to it, including the bump map effect just applied to the texture instead of having a seperate normal map. In Look Dev I can see the ...
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2answers
58 views

Magic Textures question

Is there a way to have the white areas be clear in this glass marble example?
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Toon shading Shadows shows inaccurate results

I have never worked with Toon-style Shading in Blender, and as a result, never had to play around with shadows too much. I apologize in advance if this turns out to be a simple human error The part ...
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21 views

How do I make procedural textures match UVs correctly?

I've been working on shaders in Blender (2.8) and I came across an issue where the Wave Textures that I have don't match my UVs. This is how it looks: But I want it to all scale down to the middle ...
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1answer
21 views

Blender Crashes Requesting more GPU Memory

I was working on the nodes withing the shader editor and suddenly this pop up appeared asking for more GPU memory. The current configuration of my system is 16 gb ram nvidia quadro k2000 2gb It ...
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1answer
14 views

Make transparent effect by nodes

I need a material for my leaf. I have an alpha texture but i dont know ho to make like a transparent effect( i dont know how to name it) how can i do like on a picture?
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26 views

How do I get black to stay black?

My intent is to have a black letter on a bright white background. I have played around with lighting, roughness, etc but I just can't get the clean colors I want - just these different shades of grey....
2
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1answer
52 views

Blender 2.8: How to select multiple object with the same diffuse color in principled shader?

I have to import various fbx file scenes , bringing in a large amount (>10.000 Objects) into the scene with each single import. Each import scene stands on its own. Imported fbx files will not be ...
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0answers
20 views

gbl shader blender 2.8

After adding an draw handler to my operator my terminal is showing the following: ...
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1answer
65 views

Metalic shader glitch in blender

I believe there is a glitch in blender. When I move the metalic shader in the principled bsdf it is completely unresponsive. I am unable to make the trash bin metalic. I tried uninstalling blender ...
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1answer
18 views

Shader Editor not match selected material

I selected the glass which is glass, but under the shading, all the nodes are the donuts. What did I do wrong that the nodes are not matching with the selection? Thanks a lot!
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1answer
28 views

Wierd shading of nomals

Ok I have no idea what is happening here. The back side of my faces shine through the face in front. I activated "show face normals" so it is better to see. First I thought my typology is mto bad, but ...
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2answers
64 views

How to get this bump shader effect

This is a follow on question asked previously but how so I get this exact effect, (including the depth of the checker squares) Original question here.
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0answers
15 views

Volume absorption node Eevee

Is there render settings I can change to use the volume absorption node in eevee
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1answer
52 views

How can an accurate height map be created in Blender?

We have been working to create a height map output with the shader editor. We have a plane that has been sculpted into a terrain. We have applied a material with the following node setup to get the ...
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1answer
53 views

Anistropic shader: mine doesn't converge at centre

When I used Anistropic shader, my highlights do not converge at the centre as opposed to Blender Guru's example. Why is that so? Thank you. link to tutorial
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17 views

A Node Setup that converts a greyscale bump texture into an RGB normal map… possible?

I want to create a pbr texture (voronoi based) and then have it converted procedurally into a normal map, which can then be plugged in to the normal node. (do not want to use bump node) Surely this ...
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2answers
421 views

Boolean modifier with complex object (hole punching) makes blender go on its knees

I am creating a hole pattern in this flattened cube using an object to subtract it with (boolean modifier) consisting of a lot of cylinders. The cylinders uses two array modifiers, one that iterates ...
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1answer
15 views

How to create a new material and set it has active material using python script

How can I create a new material and set it active material on the active object using python script.
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1answer
40 views

Cycles Procedural Square using Polar Coordinates

I'm using Blender 2.8 and trying to get a grasp on procedural textures. For fun, I was following through the list here at https://thndl.com/square-shaped-shaders.html and now I'm stuck. Equation I'm ...
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0answers
6 views

Can't change shading presets in Blender Shading tab

When I am to go into the shading tab in Blender and try to change the background HDRI like so I can't change the shading settings. Can anyone help.
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0answers
8 views

Change ColourRamp value based on the intensity of shadows cast onto an object, in eevee

I'm making a simple toon shader in eevee, following simplistic shading methods - take TheOdd1sOut's character shading as an example. Every time I do this however, it's really difficult to get the ...
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0answers
18 views

Diffuse render pass looks different from original texture

I have tried to follow these instructions on how to get a diffuse render pass of a brick texture that exactly replicates the original colors of the texture. But even with all the settings in place I ...
2
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1answer
193 views

Physically accurate water shader

I'm a bit tired of faking it and I'd like to craft a physically accurate water shader in cycles that works in most situations with minimal tweaking. I haven't found a solution yet and i'd appreciate ...
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1answer
28 views

Character wiping fog off a mirror using dynamic paint

I've been making a scene where a character wipes fog and water droplets off a mirror to reflect themselves. I made a dynamic paint sequence using the character as the brush, but i cant work out the ...
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0answers
11 views

Wrinkle Surface [duplicate]

I made this mesh extruding a svg curve from Ilustrator. The idea, as you can see on the modifiers panel is to bend it. I understand that for this I need to divide the face with edges so that I can ...
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33 views

Create a Material using Python script

I have Created a Node group Using Python Script and Now I wan't is To Convert This To Add-on, I Wanted that whenever I click a Button "Add Test Material", It Create a Material which consist of That ...
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1answer
21 views

Eevee - Material Shader - “Ray Length” or Z-index equivalent?

Is there a method of controlling EEVEE shader node values based on distance from the camera? (Something like "Light Path > Ray Length" provides for Cycles shaders.) I know you can render a Z-depth ...