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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1answer
25 views

Mesh with mirror modifier shaded differently on the other half

Does anyone know on what occasion is mesh with mirror modifier shaded differently on the other half? Normal is fine. Thanks in advance.
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2answers
87 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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0answers
43 views

Why is my material appearing white instead of the colour of the texture?

I'm new to blender, making a wood material with a bump experimenting a little bit using the principle shader. My wood appear white instead of the real color. What am I missing here?
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2answers
681 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
22 views

How to apply a glass shader on my imported geometry? [duplicate]

I'm new to Blender so I'm doing all my modelling in Maya and transfer to Blender using wavefront obj. I have create a simple wine glas, no texture applied, just geometry. I can apply color to it but ...
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26 views

How can i make color animation (as a sci fi wall)

I am new to Blender. I made a wall but unfortunately i can't make the background material
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23 views

How to make a wet shader with running raindrops etc?

Im curious how I would go about creating a wet shader that looks a bit like the image below. the image is of need for speed rivals because it has quite a cool running water effect. Water droplets are ...
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2answers
92 views

Shader node to get z value

I am putting together a coastal scene. In order to make the rocks close to the water shiny from the water, I would like to set the roughness as function of the height (z value). If all the rocks where ...
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1answer
30 views

Toon Shading Light Direction

I am making a node setup in Cycles stylized after the toon shading in Legend of Zelda: Wind Waker, and I have two questions. Using the "normal" node, how can I have the first normal input (the first ...
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2answers
34 views

How to not get hard edges in Eevee transparent emission material?

I have an emission for a jet flame for a 4 sided pyramid but it just looks solid or like glass. How can I remove the IOR value and have an emitting transparent shader for a jet flame? If this is not ...
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1answer
63 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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0answers
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sequenced images as planes (green screen movies) makes 3d viewer lag drastically

I inserted RBGA PNG files as planes into the 3D viewport, and Lookdev viewer slows below five fps and becomes unusable for analyzing by eye whether the image sequence chopped up onto different planes ...
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9 views

How could I access a game property from GLSL?

I would like to be able to access the default props in the bge from the general shading language. Is this possible? If so how is it done? By default props I mean the game engine variables you assign ...
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2answers
37 views

Blacklight CFL Bulb Effect?

I have been searching everywhere, and I can't find an answer so I'm coming here! I'm trying to create a CFL Blacklight bulb. I've attached a couple images below of what I've tried to make. I'd love ...
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Challenge - How to make dark dots from Noise node wobble and move like insects

Previously, I had seen someone make voronoi move like ants travelling in random directions. https://mobile.twitter.com/joegatling/status/1200145991426424833 How about doing likewise with Noise? ...
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1answer
24 views

viewer node doesn't show up (even though I enabled node wrangler and pressed shift+ctrl+LMB)

I want to apply a texture to my object in the shader. I need to connect my texture node to the viewer node. I have the node wrangler add-on enabled, but when I press Shift+Ctrl+LMB on the texture ...
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1answer
19 views

Keep Refraction and Remove the background object

Hope you're all good, I have a question, I made an object and use the refraction BSDF on it, so it refract the image I put in the background. And I want to keep the refraction of the object but i ...
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1answer
25 views

How to render a world position pass that includes volumetrics?

I've found the 'how to render a world position pass' Q&A on here, but I'm stuck at how to render one that includes volumetric objects (smoke in a domain object), it does not show in the render ...
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1answer
124 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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1answer
70 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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1answer
22 views

Passing float texture to fragment shader returns incorrect value in Blender 2.8

I am trying to pass image texture to fragment shader and read it back. But it only works if the color of the pixel is set to 0.0 or 1.0. The value returns to the buffer if the value is set to, for ...
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0answers
41 views

Jagged edges using a toon shader and Evee

I am trying to create a cartoon style render using evee with light reflections on the material (wich is suposed to be metal). I tried everything like subdividing, auto smooth, changing shadow ...
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1answer
34 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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0answers
9 views

Weird Shadows In Render And Material Doesnt Show Up As Expected

When I render the object, the shadows are looking weird. Also, I expect the outer part of the cable to look like shiny metal, but it is not what I expect. Can someone please tell me if there is any ...
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1answer
41 views

Combining a solid object Fresnel glow on top of a glass object?

Trying to do an effect where i have a simply glass effect but I want it to have the same Fresnel glow of an object that isn't transparent/translucent. The glow i get from a simple principled BSDF mix ...
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1answer
59 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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1answer
18 views

How to mask normal maps or How to select and apply portions of normal map?

I have normal map that is fed to "Diffuse and Glossy" shaders. but I don't want to use or mask portion of the normal map. How to mask portion of the normal map or in other words how to apply portion ...
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2answers
25 views

Noise texture shading

I'm trying to add a noise texture to one of my objects, to give it some realism. In IMG 01 there's a green shape with some noise texture which has been added within Photoshop. In IMG 02 I added ...
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0answers
17 views

Water for video games

Hey there Blender commune:) I made a water shader in blender and it works in Evee can it also work in unity if it works in blender? here is a pic of my node setup:)
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1answer
57 views

How to preset Blender shaders and textures?

In Blender, versions 2.79 and before default to the diffuse shader. In versions 2.80+, they default to Principled BSDF. Even though this is a nice shader, is there a way that I can actually preset ...
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0answers
29 views

EEVEE Color pass with AO

I found this amazing NPR Shading project. When I download the project and just render it in EEVEE it looks great, and I want to recreate this in my own project. I ONLY need to render the flat ...
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0answers
23 views

BoxCutter, Hard Ops: Shading Problem

I used BoxCutter and mirroring with Hard Ops(Alt+X). Now I have a shading problem in the split section. Look at the top-left and right corners here:-
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1answer
35 views

Image will not show through transparent object

So I imported an image using the "import images as planes" plugin. Then placed it in a box, and added a transparent cylinder in front of it. As you can see from the screenshot the brown of the box, ...
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1answer
46 views

How do I get gloss/matte control through an image texture?

First ever material I'm trying to make and can't find what I need online. I created a black and white specular map, and a normal map in photoshop.I found out how to invert the normal using the invert ...
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0answers
25 views

Update shader graph based on an image value

I have a GLSL shader which has an if statement. That if statement checks if a texture is defined (using a bool uniform) and depending on that, it samples the texture or uses a default value ...
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0answers
20 views

Material not rendering right despite texture being correctly unwrapped?

That was a long title, but my problem is simple. I have some objects with a brick material which looks different when you look at it on "solid" mode with display set to "textured" (left) compared to "...
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0answers
35 views

Creating camera lens material

I'm creating a camera lens, and I have problems with creating a glass material. As you know, this kind of glass has colored reflections caused by special anti reflective coating (actually, glasses ...
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0answers
27 views

Mask setup for rust

I have created a mask to seperat the surface of a mesh. This is to use some procedural textures to make rust. The problem i have with it is that the mask doesnt seperate the glossy and difuse so that ...
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0answers
31 views

How to convert a world generated Texture Coordinate into Object Texture Coordinate

In the material shader editor, one can use a Texture Coordinate from the Input, like generated, UV, object, etc. For example the object texture coordinate,the main benefit is that it will allow you ...
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1answer
26 views

smoothing issue with tris

sometimes when i work with tris or i change the flow of the topology on the z axe i encounter some shading issues with smooth shading, if i decrease the normal shading it gets fixed (10 degrees) but i ...
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0answers
11 views

How to make light emitting colored particles appearing fully opaque?

I've lost my way to figure out how to make colored particles, emitting light, appearing fully opaque. The white particles seeems correct though. Both sources ("emittants") in stream have the same ...
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4answers
1k views

How do I color the shading of a material?

Some art styles increase the saturation in their shading, I'm trying to achieve this effect as seen in cell #2 of my example image. Right now it looks like cell #3, which lacks this and looks dull in ...
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0answers
16 views

How can I replicate the aura and glowing effects in this render using cycles? (Art by @Zol6199 and @Geki696) [duplicate]

I saw this render on twitter and I was wondering what was the most likely way that the Blender artists make the aura and glow effects in this and how I can replicate it.
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21 views

Non smooth faces in shade smooth

I ran into a problem that when I turn on shadow smooth, it desnt't work on all faces. Please help me understand how to fix this. As you can see, it also doesn't depend on the angle:
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0answers
8 views

Render a polyline with a custom attribute

I have an object compound of several thousan of polylines. I convert those polylines to cylinders using the bevel option in the curve tab so i can render them. Those polylines have a float value ...
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2answers
5k views

DirectX vs. OpenGL normal maps

I'm curious which type of normal map works better? DirectX or OpenGL normal maps? Which one to use for cycles and eevee?
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3answers
35 views

Blender wireframe material missing some edges

I am trying to create a material to draw a mesh in wireframe mode. Thhe result will the be applied on top of another render, so I want the edges to be painted as black and the rest of the surface to ...
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0answers
15 views

How to assign a material to all strokes of a layer?

I'm trying to assign a material to all strokes in a particular gpencil layer. I add the grease pencil object as: ...
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0answers
27 views

How can I export models along with its materials in order to sell them? [duplicate]

I have a doubt that I'm killing myself. Well, in Blender 2.81 I'm creating 3D models for asset stores, unreal market etc. When I try to export my models, all the materials created in the blender ...
3
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1answer
51 views

how can i add emission (glow light) on logo

I am a new in blender and I have made this mobile device that have blue texture. And logo above it.But i cannot figure out that how to add light glow (emission) on logo.. Please guyz help me, this is ...

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