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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Problem with materials

When I try to change material or something in shading,my Blender crash.And maybe the reason is Videocard.Have ideas?
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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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21 views

Magic box, objects inside visible only through hole

I'm on Blender 2.8 and I want to create a special shader, which is harder than I thought. I want to create a box, which contains more objects inside. The front face is a hole where we can see the ...
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Lightsaber effect in cycles without compositing?

couldn't find anything on the internet for something like this, but is there a simple node setup for creating a material (in cycles) for a lightsaber blade? Simply white in the centre with a coloured ...
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Can I only Render light that psses through an object?

In the image below I would like only the light that passes through the sphere, in this case the bright dot in the center, to be visible. Is there a way to set this up in cycles? Thanks, Tyler
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texture mapping without texture being mirrored on other side of object

I have a cylinder I want to map a texture to. To specify the location of the texture I use an empty. In the material node editor I then use the object function of the texture coordinate node and ...
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1answer
28 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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How to use texture alpha with Eevee?

In blender 2.79 I was able to create textures with and alpha channel and use them to make partially transparent materials. I'm trying to figure out how to do the same thing in 2.8. Some online ...
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33 views

Strange shading fragments on mesh

can anyone help me? I've just finished texturing a model I made. After I import the mesh and the textures in UE4, I've encountered this shading fragments. This are screenshots on UE4: This is how ...
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How to offset shaders at object level like in Stereo?

Hi. Is there any way to apply an offset to the RGB PIXELS like when you activate STEREO OPTION in camera? I´d like to create an offset RGB shader moving color OUTSIDE the model itself (screen space ...
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22 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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50 views

How do implement material without a texture image?

I am trying to implement the material on the object, such as the picture below, without the texture image. I've looked for a function called "Bump Node" to implement the material, but I'm not yet ...
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How can i append a material from a blend file using python script

I wan't a script that could append a particular material only from a particular blend file so that i can just run the script and the material is there
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95 views

Animating object's transparency in NLA editor

I would like to animate a short promo for a game I am making. I have various objects with different animations all set up nicely in the NLA editor. I would like to have some of those objects appear ...
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Magic Textures question

Is there a way to have the white areas be clear in this glass marble example?
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Create custom RenderLayer

I was wondering whether it is possible to create a custom RenderLayer? I would like to have a "Roughness" RenderLayer like DiffuseColor or SpecularColor. Is there any way to retrieve information from ...
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3answers
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How to import Downloaded Materials/Files?

This is an absolute beginner question, I'm hoping it's not to broad, I will attempt to narrow it down. I have just downloaded a handful of .zip files for several material packages (all for cycle ...
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Can I use OSL shaders with Eevee in Blender 2.8?

I was trying to create a custom OSL shader to use with the 'shader' node in the material node editor. However, I noticed that none of the scripts worked when I was using the default Eevee rendering ...
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How to Custom realtime shader ? (HLSL,Cg,…)

i would like to create few shader inside blender that would match inGame shaders from my game engine. Could someone tell me where and how o start in blender? thank you
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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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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
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Cycles Toon shader size effects diffuse direct value

Here are three monkeys lit by the same sun lamp. They have only a Toon Diffuse shader set to color of 0.2 value, and size of 0.8, 0.5, and 0.2 respectively. But it can clearly be seen that their lit ...
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1answer
168 views

Stretching Polar Coordinates

So I added a sphere grabbed the object coordinates and converted them into polar coordinates. Because I don't need a perfectly round circle on the outside of the sphere, I scaled the X coordinates up ...
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EEVEE Sub Division Surfaces with Blocky Shading

I'm having an issue rendering subdivision surfaces in EEVEE and can not find an answer anywhere. When applying subdivision surfaces to objects in EEVEE, it creates very distorted reflections in the ...
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2answers
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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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Imported object into unity lighting not working correctly

So the jist of it is I'm trying to get a toon shader to work on imported object from blender, I get this terrible looking jagged lighting in unity. ( the left tombstone ignore the one on the right )...
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Creating a translucent acrylic-like Shader

I am trying to make this model and as you can see in the reference, it looks translucent with a glow on the outer ring, like a solid block of acrylic with thickness. Also, as you can see, it emits ...
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Do we need to master Cycles' material nodes if we can make textures/materials in a much easier way in Substance Painter?

As the title says, I'm quite confused about why I should master Cycles' material nodes if I can yield equally good results in Substance Painter? In Cycles, to create a photorealistic material, we must ...
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HDRI background image won't show behind glass and artificial area light

i have an interior scene replicated from photo reference as a way to practise blender. this scene has sun, artificial area lights to help lighting the interior. and a HDR image to get something as a ...
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How to add bump to shader?

I have a simple diffuse shader. I would like to add some bump to it. How can I do this in Cycles? Where do I plug in my checkered texture.
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Hide lines between nodes

In order to get a more clean node tree in blender 2.8, is there a way to hide for example the line in the circle? I really don't like crossing lines. I've been searching on internet and the manual ...
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2answers
727 views

Is there a way to manually control vertex/face normals to get a more consistent toon shader?

I watched this video about the art style of popular fighting game Guilty Gear Xrd, and something which really interested me was the method that the artists used to get rid of ugly automatic-normal ...
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2answers
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2.8 Ambient Occlusion of World Background

I have an animation imported from Mixamo. In 2.79 I could not make the background transparent in animation only on single images. So I used a green screen for the world background. In there it was ...
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Troubles with outline on cubes

I am working on a project that requires me to have outlines on cubes, the outline HAS to be a shader, not matter if it's a combination of nodes or a script,it has to be a shader. Meaning that I can't ...
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1answer
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How do I prevent a texture from stretching when using a boolean modifier on the object?

I made a lava planet and used the boolean modifier on a cube to "eat" it away. For the planet I made a material in the Shader Workspace. When I move the cube on the planet and it eats the planet away ...
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Can't decrease the brightness of the transparent shader effect

I'm trying to make a transparent plane in blender 2.8 that works in cycles. I want to reach the same effect that I have when I set up a background image with the transparency enabled. Below you can ...
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Why is viewport scene violet? [duplicate]

I've switched from C4D (getting too costly for a retiree) to Blender 2.8. I've created a simple scene consisting of the monkey atop a plane. Why is everything in the viewport and eevee shaded in ...
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1answer
50 views

Problem With texture or UV I'm not sure

I'm a beginner and I have a problem with one of my models. I can't seem to add a texture to it. When I try to apply a texture, it applies only the general color of it. Every texture paint I do on it ...
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1answer
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How to specify a different value for a node parameter, part of a node group, for different materials

I've got this object which exists of 10 meshes or so. Their UV maps are all different, of course. I would like to have the same shading on all of them, so I created a node group. The node group ...
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Toon Shader Programming/Noise Generation/Line Coloring

EDIT: A LOT OF IMPROVEMENTS The file: The output will look something like this (but in color): (Mickey & the ship's wheel are cel objects, and the ship & grass are background objects) CEL ...
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22 views

generate texture by interacting with another mesh

Hello Blender Community, I have a scene where i want to generate a texture on mesh A by letting it interact with another mesh B. The goal is that i don't have to animate the texture by hand and ...
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1answer
33 views

Using an opacity map with the Principled BDSF?

I have baked a set of maps in Substance (making trim sheets) and would like to plug them back in in Blender, incl roughness, metal, normals etc. I would like to have those, my base colour map as well ...
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3answers
39 views

Displacement node doesn't seem to work

I've been trying to get the displacement node to work in blender 2.80, but am having no luck: It doesn't seem to show up in the cycles render either: anyone know what I have to do to get it to work?
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1answer
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Movie is not playing properly blender 2.8

My Movie for my TV is not playing in render mode of my view port but it is playing in the UV Editor i have no idea whats going wrong. I basically added an image texture and opened an mp4 Movie Format ...
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Can I refer to another object's properties from a Cycles node shader? Drivers? If so, how?

I am trying to develop several shaders that need to take into account the position or orientation of another object in my scene. Seems like a generally useful thing to be able to do. Here's an ...
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1answer
52 views

Flat Procedural transition

Is there any way to create flat transition using shaders(nodes) just like in second picture? Is it even possible with shaders? I tried constant ColorRamp but it goes half way through, not full face or ...
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1answer
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How do I merge smoothing shaders seemlessly without joining objects?

I'm having an issue with creating a game asset for the Creation Engine. I am trying to have two objects, a head and body, match seamlessly together without joining them. They don't and it's because ...
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1answer
414 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
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Shading faces depending on orientation

Newbie here with possible strange request. I am learning anatomy, currently by studying a 3d skull. I would like to lit it in some ways, so that the faces facing front would be in a certain color, ...
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1answer
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How to check if EEVEE or cycles is used?

Is there a way for a shader/material to check if it is being render in EEVEE or cycles? I want to activate different nodes that immitate or indicate some effects that don't work so well in EEVEE, for ...