Questions tagged [shader-nodes]

Questions specific to shader nodes, the nodes available for creating materials in the shader editor.

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Mixing Transparent BDSF with Glossy BDSF using a Fresnel factor in cycles results in black material

I have the following shader node setup: and I would expect this to work similarly to the Blender manual's description of using a Fresnel node to blend Glossy with a Refraction BDSF to emulate the ...
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Shader Not Rendering Correctly

The model I am currently using isn't responding to the assigned shader. Specifically, my outline shader refuses to apply itself on the head of the model. Not to mention that the outline shows up very ...
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What is the difference between Texture coordinate node's "Camera" output and Camera data's "View" output?

According to https://docs.blender.org/manual/en/latest/render/shader_nodes/input/geometry.html Texture coordinate node's "Camera" output is "Position coordinate in camera space." ...
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Adjusting repeated texture with voronoi

im following a CGCookie tutorial and its mainly for repeating 1 or more textures and getting them to overlap. From what I understand its using the voronoi cells to repeat the vector coordinates of the ...
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How to make material that recieves shadows but has no self-shadows?

I am looking to create a stylized material that receives shadows from other materials, but has no self-shadow / shading. I created this image to communicate what I mean by self-shadow, the image on ...
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Is there any way to mask out parts of a texture to make it a different colour to the rest?

Been following this really great tutorial from "Critical Giants" on how to make procedural planets, and to begin, I wanted to try making an Earth-like planet. While I've got a decent ...
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When rendering, the mesh is visible, and part of the UV texture is lost

After I finished working with the shader editor, I ran a test render and noticed that the part of the UV texture that is normally displayed in the viewport is not visible on the render. Moreover, a ...
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How to use new Blender 3.2 volumetric motion blur [closed]

So I did a simple volumetric animation (animated using map node) , but when I render the image I can't see any motion blur. I used cycles and enabled motion blur in the render settings and made the ...
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How to make a circular grid in geometry nodes?

I was following Blender Guru's latest tutorial of LED in geometry nodes (https://youtu.be/_TYD-CRDGXI). I wanted to get the same results but on a circular grid. [Model Below] Blender Guru uses a grid ...
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Is vector math node slower than math node?

I looked at https://docs.blender.org/manual/en/latest/render/cycles/optimizations/nodes.html#node-optimizations and apparently Blender is pretty good at optimizing node trees. This made me wonder a ...
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Why does "nw_add_textures_for_principled" work w/ Existing Material but not w/ dynamically created ones?

I have a default cube ‘Cube’ which has 1 default material (active_material_index = 0). I’m adding another material dynamically via script that adds a Principled ...
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How to use textures to influence point density node?

I want to take the shape that is being output by the point density node and displace it with other texture nodes, as described in Gleb Alexandrovs talk about Nebulae: https://youtu.be/4w8_SBxCOxo?t=...
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How to get a high peformance `not operator` in shader nodes?

In Is there a way to use logic operators in Blender Shader nodes? the answer provides a not operator however it uses a nand operator to achieve this which is too ...
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How to test if a value is exactly 0.0 in shader nodes?

I have a node setup where I need to test whether or not a value is exactly 0. Blender's math node has a comparison mode but it uses an epsilon value to check if a value is within a certain tolerance, ...
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why are all textures for all objects the same?

Beginner texture question: I thought, if i took object coordinates, the noise textures etc. would have different values so that the material doesn't look the same. Unfortunately they look the same. So ...
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How do I get a node to update live from an addon menu?

Since my last question is getting a bit polluted, I'm going to ask this specific question here. Update Reformatting this question entirely, starting by posting everything I currently have in the ...
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Change surface's apparent color based on light depth from source

I'm trying to find a way to color the surface of objects depending on the light depth from the light source, but only in appearance to the camera. I have one light source in the scene, and I want any ...
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I am getting weird pointy edges

So, the thing in simple words is, I cannot even think of the right word to describe this, but like this simple wave texture will end up making the sphere with these weird pointy vertices, how do I get ...
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How to get the actual light reflectance vector?

The texture coordinate node has an output called "reflection". But this "...
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How to disable automatic inclusion of nodes into a node frame?

When putting a node near a frame node Blender will sometimes automatically include the node into the frame. I find that behavior to be quite annoying, is there a way to disable it?
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How to duplicate all nodes within a node frame?

I often have to duplicate a node frame with all nodes within it. However when I just select the node frame and press Shift+D it only duplicates the node frame but not the nodes contained within it. Of ...
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How do I avoid this weird pixelated effect when creating a grunge texture?

So I was informed by one of the moderators that my post's title was not specific enough. So I decided to just create another one that aligned more with my problem and deleted the last post. Hope that'...
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Blender 3.2 -EEVEEE How to SubSurface Scatter all the way through a thin cube?

EEVEEE How to SubSurface Scatter all the way through a thin cube? In this case it's the default Cube made very thin. if the shader Subsurface is set to a higher value like 1000, it still never goes ...
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How do I assign images to image nodes using script?

...
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Default material importing images as planes

When importing images as planes the default material has specularity of 50%. I want to import a lot of images, but with specularity of 0%. Or in some other projects I need all the images to be ...
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faces of imported objects have different reflective properties

I've downloaded some car models, and after applying the scale on them, it became apparent that some of them have a narrower fresnel angle, so only the clearcoat is visible on most of the object. I've ...
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How to "lock" Location in Object Info for shading particles?

I made some particle simulations and want to add a pattern to the particles. The only way I've found to project a texture properly onto the particles is via Location in Oject Info. The problem is, ...
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How to scale procedural texture?

I try to make the right side texture turn to left side texture with procedural node. Is it possible?
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How can I Find Missing Files but for files that have the same name but a different extension?

I converted all the textures I use in a myriad of project files from .tga to .png and then moved the main directory of all those textures to another drive. Is there any way, perhaps by code, to run ...
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How to preserve the Colors in my image sequence?

I rendered 2 separate image sequences and I'm trying to combine them equally. Like one on top of the other without loosing the quality or color of either. I want my fireball image sequence as the top ...
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How to write shader node's data to file use python API?

I'm a beginner and studying the procedural texture generation of Blender, each node we can think of it as a function y=f(x), I want to send some x data from extern ...
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Red shader node noodle (line) from node group vector output to image texture vector input

I have an image that I want to pixelate down to a certain resolution. The uv mapping magic for this is done within a node group: Then outside of the node group I want to be able to select the image (...
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UDIMs with Image Sequences

UDIMS With UDIMs now supported, and working well so far, in Blender, I was curious... how do I apply image sequence into UDIMs? No concrete answer or relatable question can be found as of yet to learn ...
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How can I make an outline for a mesh but only on the exterior part?

I've been struggling with making an outline that does only show on the exterior part of the mesh, not like the solidify outline that also works with parts of the interior. What I am looking for is ...
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Is the voronoi color as arbitrary as white noise color?

According to the Blender docs the color that each voronoi cell is arbitrary. But is it completely arbitrary like the white noise node and if so are the functions governing the creation of these colors ...
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Object Normals to follow Rig

I've been searching far and wide for this solution lol. Does anyone know how to make object normal maps connect and follow a rig 'proportionately'? My example here shows it's possible but it affects ...
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How to name the node groups?

I have a number of materials: M1, M2, M3, and vertex groups V1, V2, V3 on a mesh and would like to apply the materials proportionally to their corresponding vertex groups. In a previous question I got ...
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How i copy keyframe value from node material property to another node material property

so i have this 2 material in the same object with Value as input i already input keyframe on the eye R on timeline are there a way to copy the value from keyframe eye R to eye L ? inserting it ...
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Shaderless Material with Alpha Channel to jMonkeyEngine?

When I try to export my model (with material attached) to jMonkeyEngine it either automatically gets shading added (which I removed with Nodes) or when using Emission nodes the Alpha Channel gets ...
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Dynamic Paint not showing in Render

I am follwing this tutorial to simulate rain drops falling onto the ground. The drop should make the ground wet. Therefore I am using dynamic paint. In the material the wetmap is plugged into the ...
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How can I change only the color of a grid solely based on the proximity of an object?

I have found a way to change the color of a grid based on the proximity of a mesh. However, the color of each tile of the grid is dependent upon the tile's z location. Here's an image of what I have: ...
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Shader Nodes: how to use instancer's vertex attribute to get different colors for instances

I want to apply a color defined in the instancer's vertex attribute my_color to get the same color for the related instance. It does not work in the simple setup that I will describe below. I created ...
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Two identical node setups produce different results

I've been following a tutorial and it came to the part of creating a very basic circuit board piece. I've copied the node tree almost exactly as the guy showed in his video but my results look very ...
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use geometry proximity to color a cube

I would like to create a shader that mix colors in a cube based on the distance of diferent points to the mesh Let's say we have a scene with a cube and 3 points Now we would like to create a shader ...
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How to give particles the emitter body's colours at points of ejection using Normal data?

I have an Emitter object shaded using its mesh's Normal data and doesn't have a texture applied. I want the particles it emit to inherit colours from their point of ejection but cannot seem to figure ...
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Volumetric Bullet Trails?

I'm trying to create a volumetric bullet trail for a stylistic piece. I'm struggling with how to continue with what I have, which basically amounts to stretching out a glowing noise volume. I assume ...
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volume absorption range

How can I increase the difference between the volume absorption in thinner areas of an object compared to thicker areas? If I increase density, both thicker and thinner parts are affected equally, ie ...
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Why using Boolean Mesh node material is ignored?

I have a mesh, and I want to extrude a part of it. Editing the mesh is not what I want (first of all is a big mesh), I want it procedural. Now I loosed the material in the resulting mesh... Any way ...
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How do I create foam around the object?

I can do it, but using dynamic paint, baking the image and using it as a coordinate But the waveform completely misses the design! in this image I used texture coordinate and used monkey as value... ...
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Object Respond to it's own Driver

I have a situation where I am using my driver tool rapidSDK but when I rotate my character, I have no expression or other buttons allowing it to respond to the driver akin how when the driver was ...
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