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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26 views

Is it possile to create a flat-color (shadeless) shader in Blender 2.83 that is also flat when in a reflection?

Toon BSDF and Shader to RGB not fit for me, and I trying to create flat color shader in cycles. I decided to use this shader, and it works well, until the metallic roughness not "0", then it ...
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1answer
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Make fresnel visible only from a side of the mesh in eevee

I used this fresnel setup on top of my shader to create a artificial rim light effect But of course fresnel is applied around the entire object, is there a way to control the sides of the object it ...
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19 views

Unable to import JPEG's for material texture

I'm trying to import a JPEG for texturing. If the image I download is a PNG, then it is available in the shading tab and I can drag and drop it into the materials window and apply it as a texture (...
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8 views

Different color per hair parent

I want to recreate something like the picture below. Some parent hairs are black some are blond. And the children color accordingly. I use some hairs with a lot of hair children with kink type curls I ...
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8 views

Blender wireframe fresnell transparency fading

Coby Rendal helped me out on the wireframe / backfacing culling issue and theory. Though one last step for my base is left. I want to have the back of the sphere slighly bleeding into the visible part....
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Why selecting nodes in shading mode is not working?

I clicked on B then with the mouse left button hold down dragging it top cover the nodes. I want to select the 4 nodes but when I'm leaving the mouse left button the selection is gone. I want to ...
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22 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 ...
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1answer
15 views

help needed with shading applied to a certain part of a mesh? [duplicate]

tldr :ok so I have a mix shader between glossy bdsf and principled bsdf on a mesh, and there is a part of the mesh I do not want glossy bdsf on, is there a way to control which parts of a mesh a ...
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How would you select an absolute screen color?

Before moving to 2.8, if I needed to fetch a vertex color used on a face I could easily enter wireframe mode and get the absolute vertex color. Since the wireframe in pre 2.8 versions would ...
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2answers
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All Reflections in Blender are Completely Black in look dev mode

This is might be a mistake on my end since I am a near complete beginner at blender. I am trying to experiment with nodes, but all the reflections on the default hdri in look-dev mode show up ...
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Custom shader script in compositor (de-linearize depth buffer)

Some months ago I wrote a minimal opengl 2.5d game engine with pre-rendered backgrounds (such old Resident evil, Alone in the dark and Final fantasy games). Depth is managed through a grayscale image ...
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1answer
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How to bake with Blender 2.82 and keep shading information?

I am having issues baking in blender. I'm new to blender so I don't know what I am doing wrong. I have the UV mesh unwrapped and a blank image-texture selected for it to bake to. But whenever I bake ...
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1answer
35 views

How to make light shine through a prism? [duplicate]

I'm trying to make a scene like this: But no matter how I mess with the bounce settings in cycles; the light just isn't coming out of the other side of the prism: BlendFile What am i doing wrong?
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1answer
33 views

How do I clear sharp edges on my models / apply one smoothing group to the whole piece?

I am following a tutorial on how to make collision models for my meshes and have come across this step: I am very new to blender, therefore I don't understand what this means, do I have to add a ...
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27 views

Radial Gridlines (Enterprise Hull) [duplicate]

I'm attempting to create a procedural shadernode to render a radial grid for the top / bottom of the saucer section of the Enterprise, and I'm running into difficulty. My initial instinct is to use ...
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3answers
260 views

Why does editing a material on one object change lots of other object's materials as well?

I'm relatively new to Blender (2 weeks in), and I'm working on Blender 2.81. Every time I edit my material it spreads out to the other objects as well. I am super confused, because the other objects ...
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42 views

Model is invisible and with a smeared texture in the shading tab

I'm trying to texture my model. I go to shading tab where a background is displayed. At first my model looks fine and grey but when I move my camera or pan and rotate, it disappears into smear . I ...
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8 views

How to transfer multiple textures/UV maps between two rigged meshes

I'm trying to texture my character in Blender. The original mesh came from DAZ, and was sculpted a bit in C4D before being brought into Blender for Rigify rigging and animation. Now I've made the ...
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35 views

how to write a custom projection type?

Is it possible to create a lens shader with EEVEE/Cycles ? I'd like to have the control over the camera position and the ray direction per sample. This allows to simulate various conventional lens ...
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1answer
21 views

How to smooth the face after boolean modifier applied? [duplicate]

The face is not smooth out after I applied boolean modifier and after shade smooth.
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1answer
16 views

Blender 2.8 Text Editor OSL Script Node Update Disabled

I found out what Open Shading Language was today and was excited to try it out, and it was working at first. But at some point, I found that I could no longer press the "Script Node Update" ...
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20 views

imac problem with shading node

My friend and I are both learning to use blender. He is on a PC and I am on an IMac. When we first open blender and click on the shading node, his sees the cube fine but on mine the window is black ...
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1answer
33 views

How come reflections are still visible using 0 bounces?

After creating an animation, I decided to try and optimize my render settings so I could get the final result much faster. (I am using cycles) A lot of people advised me to lower the bounce count, so ...
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0answers
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Import Image as plane: Apply shaders to both sides

I installed the addon to import a branch image for a tree I am working on and all is well, except the shader I made for the plane only applies to one side of the image plane; so one side is the ...
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1answer
27 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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Shading issue with parametric modelling and booleans [duplicate]

I'm new to Blender and I started to learn by modeling an old camera lens with the help of this excellent tutorial on parametric non-destructive modeling: https://www.youtube.com/watch?v=v9CXeprYW1M&...
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1answer
35 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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0answers
34 views

Bricktexture allignment on different Objects [duplicate]

I wanted to make a House for my Art class and used the brick texture node with some extras to make a brick shader for the walls. Because the bricks didn't align correctly with the first object (House1)...
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2answers
25 views

Viewport Shading all grey

Does anybody know why my Viewport Shading has gone all grey. I must have pressed something because it was all fine a minute ago.. thanks
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1answer
27 views

Change whole blender scene into a cartoon look

So, I have a scene full of meshes (around 70 or so) each with own textures (no normal maps etc tho). I am wondering if there is a way how to change the whole global scene into something more cartoony. ...
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1answer
102 views

How to Update NodeSocketString Value inside a node group in a attribute node using python

I have an Attribute node inside a node group, and for the node group inputs, I have created a NodeSocketString, Using ...
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0answers
30 views

Need to add Shader node to this tree but it's not available

I'm trying to add the "Shader" node to this drop-down menu but it's not available and I truly don't know how to figure it out or even find it otherwise lmao. I promise I tried Googling ...
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1answer
22 views

Texture Mapping Not Moving with Model?

I’m getting to the rigging stage of making this character, and something about one of my materials is getting messed up when I move her. Her eye’s material has a gradient that controls what part of ...
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0answers
14 views

How wave texture color output is different from fac output?

Where do i need to use color output. I see black and white value for both output. or can i pass the color somehow
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0answers
9 views

Weird tearing on model

When modelling I will apply a turn the sub surf modifier back on and smooth shade my model and this tearing happens. Pressing Crtl+N doesn't fix this issue.
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2answers
128 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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2answers
43 views

How to turn the Compare Math node result into a gradient?

I need help. I need the bracket (shown by the yellow grid on the floor and ceiling) along Y of this material to have a gradient, that meaning, to have the always "1" return from the Compare ...
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0answers
14 views

How would you approach an alternative overall shading in the viewport (for scene check purpose)?

I would like to create some check scene tools based on shading. This would consist in having a shading mode, in a 3D View, where for example all the objects that have an animation (or more than a ...
3
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1answer
115 views

How to make a mask for voronoi texture (with randomness)?

click to enlarge I created mask from gradient texture with rgb mix node but it cuts some voronoi cells in half. edit: i need the voronoi position to act as a mask..so it didn't cut the voronoi cells. ...
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2answers
41 views

Making a flickering outline

So I haven't seen this posted anywhere. I'm trying to get a as-much-as-possible hand drawn effect. I've noticed that flickering outlines can help a lot to achieve that look. However, I've tried many ...
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0answers
39 views

Small lights as decals

I purchased decal machine recently and I've been playing around with this awesome tool. I'm a newbie and want to create small lights (for an instrument panel, like here: https://www.deviantart.com/...
2
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1answer
31 views

Why is the shading off?

I'm making a spaceship type thing and there's this strange triangle that's lighter than the rest of that side of the ship. I haven't applied any materials yet and I'm certain the whole side is flat. ...
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1answer
32 views

Why does assigning a second material to part of an object appear to delete that face?

I've been trying to assign a second material to the same object. After selecting the face and clicking on the assign button, it only deletes the face instead of assigning the new material. What am I ...
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1answer
19 views

What causes the output of this noise texture to be different from the example?

So, I have a noise texture. However (and I have just the output of the noise texture painted on the mesh) I seem to have a much different pattern from the example: His is a lot more.. "roundy&...
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0answers
19 views

Fix wierd lighting/shaders with color ramp material

I'm having trouble figuring out why there are those weird triangle glitchy imperfections in the shaders of this low poly car. It's a fairly flat object but there are those outline triangle things near ...
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1answer
17 views

Vary Color of Object Based on Object Dimensions (Size)

I have a DNA model that I created and imported from a 3D chemistry modeling program (Avogadro). I exported the model in .wrl format (the only 3D format allowed for export by Avogadro) and imported ...
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1answer
25 views

Metallic Map Color Space

When applying Metallic maps what Color Space should I select?
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0answers
21 views

How to exclude one object's reflection from another object? (Cycles)

How do I stop the green man from casting a reflection onto the motorcycle?
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25 views

Point Density texture do not work

I want to get shine spray, but Point Density do not work and all object is shine. Same thing in other projects, when I use Point Density. First image that I have and second that about I want
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0answers
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Simulating Shadings Losses for Solar Field, like PVsyst

About Me: I'm an electrical engineer by Profession with some programming experience in Python and applied Machine learning. I am involved in modelling, optimization and data analysis of renewable ...

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