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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11
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2answers
2k views

Combining multiple textures with a white background

I'd like to sort of "overlay" these shaders, but the only options are mix and add. Allow me to explain. I made two images, both white background, one with red scribbles and one with blue scribbles, ...
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0answers
23 views

Issue with the bool tool

This has been driving me crazy! The included picture explains more.
46
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6answers
39k views

How to illuminate the darkness inside glass objects in Cycles?

My model has a clear plastic (or glass) dome with objects inside. The objects appear dark. I've tried the glass shader with color 100% RGB, with very small IOR, and using just a refraction shader. ...
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0answers
31 views

How To Render Glass Materials in Cycles

First: After modeling, I render the Object in Blender, it was fine to me or in my eyes. See the Image. Second: I tried to render the Object in Cycles since the Glass Material which I downloaded from ...
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0answers
18 views

Toon Shader is all shadows

I was testing some grass shaders and then wanted to add an object on it with my usual Toon Shader Nodes. However suddenly it's only the shadows and no lighting or anything. I tried the exact same ...
0
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1answer
22 views

My HDRIs + Shader Previews are dim/desaturated and it's affecting my material output

Why does it look like this? This appears to be affecting both Eevee and Cycles in similar ways, although I understand the shader view is Eevee only. My Cycles previews are also very "bright" ...
1
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1answer
77 views

How to plot Pasta Shapes with Volumetrics?

For NodeVember this year, I’d like to try and plot some of the pasta shapes in the book Pasta By Design. The book contains equations that describe the shapes of pasta. I’d like to use these equations ...
9
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1answer
370 views

Radial vector displacement

I'm struggle with vector displacement shader. I'm trying to do something like reverse cone but I can't figure out how to add radial direction. I would like to use RGB curves like screw (lathe) ...
0
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3answers
217 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
17 views

Shader graph texture messed up on half the cube

Alright so I was messing around with the shader graph trying to get a cool texture for my cube and got it looking nice, but to my dismay, on the other side of the texture, it was horrible. I think ...
0
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0answers
34 views

How to make a “Edge Detect Effect” in blender Cycles?

i want to make an Edge detection Effect in blender. all the solutions available online (using geometry pointiness or using bevel node ) provide a smooth edge color , and that's i don't want. i want ...
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0answers
27 views

Missing HDRI when shading

We set up Blender on my wife's laptop, and everything works nice so far but the Shader tab has obviously a problem with the HDRI Settings, down below I've uploaded a screenshot, has anyone had this ...
0
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1answer
55 views

How do I change material render preview?

I want to change the render material preview by removing the floor in the preview and replacing all the lighting and environment in it with an hdri image, and setting an image as a background, so that ...
0
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2answers
21 views

How can I see the result value in shading?

The number 2 obeject of value is 2. 1 is less than 2. you look at the nodes below.0.5 value plus 0.5 value can be seen. fac is 0.5 So I don't know what the result is. I can tell from the color that it ...
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0answers
15 views

Node tree in 2.7 result different from 2.9 result

The box in green is what I'm trying to achieve in 2.9: I realised this "Displacement Method = True" setting wasn't there, and the voronoi texture, as well as the displacement input color ...
1
vote
1answer
31 views

Adding more cuts not creating more round object when using curve modifier on specific object

I needed more detail in this barrel that I made from flat plane and using curve modifier to bend it, but when I add more cutts they are ignored when bending and the shape stays the same as if they ...
3
votes
1answer
133 views

Why does lighten change the color of the dark part in mix rgb?

I understand that the add is adding that color, and multiply is coloring the brightness. But I don't understand why the lighten only colors dark areas. Unlike the name, why does the lighten add color ...
0
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1answer
24 views

how to set key frames on color ramp?

I am animating a logo.it looks that is hot as a melted iron and gets cold and a blue light turns over that and again turned to red to complete the loop. In the first frame it should be completely red ...
1
vote
1answer
52 views

Targa versus PNG for Image Texture [duplicate]

I have noticed in cycles I render faster with .tga image textures than .png image textures. Is there a loss in render quality because of using targas instead of pngs? Which should I use?
0
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1answer
73 views

Lines on Donut after texture painting

I've been following the BlenderGuru's tutorial, I'm at the last part of level 2. unfortunately I found this weird line (looks like'N's) on the inside of my donut. I've just finished doing texturing ...
1
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0answers
47 views

How To Project Texture With Molecular Script?

I have been working on a project based on Molecular setup. A rubik's cube(Source) just falling on plane(Emitter particles falling on plane from the rubik's cube). I did all things correctly for ...
0
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0answers
19 views

Viewport-style outline shader

I'm trying to get a shader that behaves much like the orange outline in the viewport: a flat 2 dimensional outline around the bounds of a mesh that changes with camera angle. The Workbench render ...
-1
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1answer
16 views

Issue when rendering in cycles

Recently followed a tutorial in blender: https://www.youtube.com/watch?v=5naMFeWTBeY&ab_channel=Iridesium Which is about making black holes in blender using Volumetrics and noise textures for the ...
1
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1answer
75 views

Blending Displacement Textures with Geometry Node - why doesnt it work?

I am blending two noise displacement effects (Voronoi sand dunes + Wave Texture for little sand ripples), with everything plugged into Displacement node. Now I want to drive the blending by using FAC ...
4
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2answers
115 views

how to “randomize the color ”of arrayed object

I was making the tutorial of the "easy environment design " of Ducky 3D. I wanted to try to randomize the color of the arrayed cylinders' emission part. by info object node and color ramp. ...
0
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0answers
16 views

Is it possible to have 2 materials reference same shader in Blender

I'd like to be able to have same material in Blender with 2 different names. It should work in a way that if I edit the shader in Blender in one of the materials, it will update in both materials. Is ...
0
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0answers
32 views

Why is the shader smooth going crazy?

As the title suggests, after running the mirror modifier to the object, I found myself with a completely wrong shader, I checked the scale, normals, junctions and everything is correct
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0answers
19 views

Mesh screwed up after I messed with object post unwrapping

Followed Blender Gurus Teddy bear tutorial but got to the point where the object is crushed here and there to make it less symmetrical. Only to realise that the mesh and unwrapping has been messed up ...
1
vote
2answers
424 views

How to make a sky-to-ground view shader?

So, I have a scene with a cube which I have modified into a group of clouds and a plane which I intend to be the ground. The camera is placed such that I can see the ground through the scattered ...
0
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0answers
10 views

Having trouble getting shading to work well with my model

I'm having a somewhat basic problem, but I just can't quite figure out a way to work around it. I'm modeling a simplistic spaceship for a game and I'm having trouble with shading. I've been sure to ...
0
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0answers
23 views

How to set non color to node in shading in aces color space?

Can`t find non color setting to roughness, normal map textures in aces color space.
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0answers
16 views

Rendered Tile artifacts on water surface (Cycles)

does anyone know how to get rid of tile artifacts on water surface in cycles? I have read somewhere that it may be caused by CPU rendering transmission glossy materials with other faces behind. My ...
1
vote
0answers
73 views

How to create a SOBEL shader?

I've been curious as to how recreate the sobel (edge detection) node from the compositor into the shader editor. It seems the general method consists to create an highpass image and then use a mixmode ...
0
votes
1answer
165 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 ...
2
votes
1answer
111 views

How to create outgrowing stripes/planes from object center?

I am trying to create the 'pumpkin creases' like it displays in my poorly created image. I can't explain it with words but it looks like magnetic fields? It is also the reason I am posting a question ...
0
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1answer
44 views

Strange metallic shading/reflections

I think im having a weird reflection issue with a metallic surface. The small silver switches look great, but the big foot switches look odd. Im wondering if there is an issue or thats just how things ...
0
votes
2answers
88 views

Why am I unable to color my volumetric clouds white?

I am trying to render a cover of white clouds as seen from above. I am using the Principled Volume shader, using gradient and noise textures. It now looks as follows: However, the clouds are very ...
0
votes
1answer
9 views

Complete black in material preview shading tab

I've just ran into this problem and looked on youtube to find a solution to no avail. I have no idea what I did to make this happen. I'm using blender 2.9 . I don't have any idea what's going on. I'm ...
0
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0answers
15 views

mixing Image texture on top of a procedural texture [duplicate]

i want to add weathering/dirt to the leather armor on a model, but the leather texture is procedural, and i want to use a mostly transparent image texture so i can select where to apply the effect to ...
0
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0answers
13 views

make specific part of object glow [duplicate]

I am aware of how to make an object glow, however, I am unable to figure out how I make the red part of this sword glow red.
0
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0answers
25 views

HDRI loads in Blender, but doesn't shade or change my buildings

So I'm a begginer so maybe I'm missing something but in the tutorials I've watched they load in the HDRI and the creation gets shaded and has reflections. When I do it the HDRI loads in and shows on ...
0
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0answers
21 views

better looking toon in eevee

so ive gotten good at modeling but as far as the actual shading goes i still suck at it and i cant get what i want. In short i need help getting a shader together that comes out like the images bellow....
0
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0answers
39 views

Evee triangular bad shading, tried many things it wont work

Hello everyone, Ive been having problem with this recently, It looks great in Cycles but in evee it gives me that shading, Things I have tried; Recalculate normal Subdivision Shade smooth degree ...
3
votes
1answer
237 views

Why is this blue color appearing

I have a wave modifier on on object which has a couple of array modifier. i object , then an array to make it 10 , then an array to make total 100(multiply) .Then these 100 peices (one single) have a ...
1
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1answer
571 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 ...
1
vote
1answer
38 views

Remove distortion from plastic jar

I'm trying to make a simple scene featuring cashews in a cashew jar. In real life, the container is clear plastic and you can see through it with no issue or distortion. In Blender, it is the exact ...
0
votes
1answer
19 views

Shading effects not showing in layout

I've edited an eyeball in the shading editor however I am unable to see the shading effects in 'layout' it just shows the mesh. However I can see shading effects under 'shading' tab This is the ...
1
vote
2answers
48 views

Boolean on curved face with smooth shader

I've started modelling my first car ever just for practice on Blender. I modelled the rims (maybe not the best topology but for now I think it's almost good.) Now I need to model the flat circled ...
0
votes
0answers
26 views

Blender or smooth normals of intersecting meshes

Is there an easy way of smoothing the normals of an intersection of 2 meshes (1 object) in the shader properties? I know it can be done with modeling but it could be a real time safer if it can be ...
0
votes
2answers
187 views

Bevel shader issue

I recently found out about the bevel shader, but when I tried it, it doesn't seem to work. It appears to give me a mix between beveled and not beveled. See attached image. Anyone know what I'm doing ...

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