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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31 views

Is it possible to get node data from a different object, than the one being rendered?

More specifically, if I have a curve that a specific object is following, and I want rendering to change based on a property of how far along this track that specific object is, can I pull the exact ...
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671 views

Principled Shader and Fresnel - Geometry or Normals?

The Principled Shader (PS) correctly applies Fresnel all the time. Brilliant! But is it based on geometry or on normals? If I have a high-poly figure with many facets smoothly curving away from the ...
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127 views

The GLSL Doesn't Work

There was a question about someone not being able to use GLSL shading and there was an answer which almost worked but half of the game was all black with a huge shadow. Please tell me a way to fix ...
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29 views

Keyframes unintentionally shared between shaders (Blender 2.8)

I'm trying to animate multiple materials by keyframing the Color properties; however, for some reason the keyframes end up being shared between some materials, even though the material Name is ...
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152 views

Create grainy/nosy shadows

How can I accomplish this kind of noisy shadows in Blender?
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81 views

Creating thick, bright pink smoke [UPDATED]

Ok, I'm slowly going mental here. Yesterday evening I was playing around with smoke and managed to create this lovely thick, bright pink smoke cloud: This one is perfect and exactly what I am looking ...
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124 views

Material Problem

i'm barely new to Blender and i'm trying to create this chocolate bar. I have serious problems with the inside material. I've tried various shaders but nothing is close enough. Are there any ...
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35 views

Is it worth swapping to a faster shader for non-camera rays?

The old trick of using 'Light Path > Is Camera Ray' as the factor for a mix between the shader seen by the camera and a simpler 'fake' shader that is never directly seen (except maybe in reflections). ...
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309 views

Animating Image Texture Change in Cycles?

I have a cube scene for the sake of example, but in my production, I use textures for the facial expressions of my character. The problem is, I don't know of an efficient way to animate the changing ...
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81 views

White shapes showing up in render when using glossy material

I am trying to create a glossy image texture for a 3d scan that I made. When I render an image these white shapes show up. It does not happen when I only use a diffuse shader. I tried playing around ...
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1answer
741 views

How to make physically accurate silver in Cycles?

I need extremely accurate representation of real world silver in my curren project. We can approximate "close enought" in cycles, but this time i need it to be accurate. Other commercial rendering ...
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50 views

Sharp Shadows Problem

I'm fiddling about with a model from Bayonetta 2, learning how to do textures and junk, but when I look at her nose I noticed some ugly bad sadness. How do I smoothen the shadow out? I haven't ...
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47 views

Render view (BI) like behind a veil

I regard myself as having no broad knowledge with blender. I am building up a view of a town over months and everything was fine, including rendered views and animations. Now, as of a sudden, I have ...
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179 views

OSL tiles with rounded corners pattern

There's a huge problem with an OSL script rework from ngon-paradise.com I try to make shading possible along the XYZ (3 dimensional coordinates instead of 2 dimensional. I try to understand the core ...
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921 views

Baked normal map/nodes creating incorrect shading at seams (Cycles)

Many questions have been asked about this, and I tried all their answers, and nothing for me has gotten rid of this error. I've been following this video for the skin shader. I baked a normals map ...
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313 views

Light bulb glass material very dark

I made a light bulb and I use the Glass BSDF material. I also use solidify modifier to get some thickness of the glass, but the problem that I can't find a solution for is why the glass is soo dark. I ...
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206 views

Material exact color

I am using Blender to modify some .svg icons for a UI, and I need them to be a certain plain color, with no shading. How could I go about achieving this? I am using Cycles, and if I use a Diffuse ...
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311 views

Shattered Glass Rendering Issues

I am a newbie in Blender. This is my second project. I thought of trying out Andrew Price's famous glass shatter tutorial from BlenderGuru. At this stage I thought of rendering and seeing how my ...
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391 views

How do I add specular highlights using a single color in Blender Internal?

I think I have tried every possible combination of settings and the closest I've come to what I need is this: See those areas that are white? I need to them to be #FFEBBD, or any color that I choose ...
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492 views

How to create photo-realistic complex plastic material in Cycles?

I want to create a plastic material with proper bump and reflection. Something similar to the first image. For bump I used Voronoi texture, but I am having trouble adding small silver dots. And I am ...
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125 views

How should I go about recreating the water from this picture?

I can't figure out the best way to recreate the water here. I wasn't sure if I should maybe simulate some fluid and instead of having a glossy material just usea diffuse or mix shader maybe? I know I ...
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62 views

Cubic Shading in Blender Internal

While I was modelling this model in blender, once I got to the arms I noticed that in render the shading on the arms and lower body was cubic. I'm not sure if this is a lighting issue or a polygon ...
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344 views

How to only render shaders on one side of an object

I was watching a youtube video about level design. It spoke about only showing shaders visible to the player such as the inside of a room but not the outside for performance reasons. How do you make ...
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450 views

Cycles CPU rendering - running out of memory - why?

I'm rendering a huge scene on CPU. I have 32 gb of RAM, and 45 GB on my SSD where temp files is stored. I get "Out of memory" error when i trying to render the scene. "Mem" usage (at the top of ...
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155 views

How to control transparent depth intensity to get even gradient based on another object?

So I'm trying to make a configurable way of revealing something inside of any object with corresponding node group. Whatever I did I couldn't get a nice gradient between pink and grey area which I ...
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930 views

why is an extremely simple render taking too long? takes same time to render a much more complex scene… need help

I am doing renders on a somewhat old laptop through cpu and not GPU. not the fastest set up but gets the job done slowly and surely. I do have an issue where i created a scene of a dark room for ...
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1k views

Creating realistic glass material with control over transparency

I`m trying to create a glass box with objects inside, basically a display case. On another thread here I found the setup for a realistic glass material, however the result seems very dark. The ...
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376 views

Is there are a way to export asset to unity 3D or unreal engine with the applied shaders?

In other words: can I use blender instead of substance painter or quixel in game development process, since blender support PBR materials, and the last version support PBR realtime render,and how?.
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1k views

Difference between a fac output and a Color output

What is the difference between fac output and Color output in BLender? My understanding about fac is, it is grayscale information(devoid of any color). In which case it confuses me when people take a ...
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69 views

Cell shaded effect

Is it possible to get a cell shaded effect on blender similar to the image below? http://gamegrass.com/game_img/2013/02/01/754.jpg
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85 views

Select faces by shader?

Say I have a Mix Shader in a node setup. Say I have a Wave Texture connected to the 'fac' input on this said Mix Shader. I'm assuming that this functionality isn't built into Blender, so how can I ...
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2k views

How To Make A Basic Palm Tree

How would i go about making something like this And this was my attempt at making some palm trees :( I want a method of making a palm tree that looks a lot better then my attempt.
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81 views

Controlling how deep a reflection goes in Cycles

If I want a reflection on a glossy surface to fade out after only a bit, how can I do that in Cycles? I have tried using a texture to regulate where to have a glossy shader and where to have a diffuse ...
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324 views

How do I only bloom solid shadeless colors? (GLSL)

I have a script that blooms based on color value, but I need to bloom only if the color is on a list, the list is (1,0,0),(0,1,0),(1,0,1),(1,1,0),(0,1,1) here is the script I was trying to edit http:...
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62 views

Change the RT shader used for the 3d view?

The model I'm working on uses a weird Cg-based shader. Is there a way I can run it in the 3d-view so that I can see what I'm doing?
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472 views

What is the correct way of using specular and gloss textures made by 3DCoat 4.5 “Smart Materials” in Cycles render?

I textured a detail in 3DCoat using a 3DCoat new feature called "Smart Materials". I exported a color/specular/gloss maps. I'm trying to replicate the look i get in 3DCoat inside Cycles render with ...
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518 views

How should I apply a sub-dermal skin map in cycles?

I have been following this tutorial in zbrush and I am going to bring the model and textures into blender but I was wondering how can I apply a subdermal map like they made in cycles and what is the ...
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55 views

is it possible (if so, how) to use a part of a material applied to a mesh as emitter?

I'm making a material (cycles) for a mountain : I would like to add some grass (hair) in the green zone. Is it possible (if so, how) to do that by using the green part ?
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139 views

Materials defined by a texture

I have an Earth object where the surface would be with a Bump map and the ocean without it. However, the bump texture is for both and I want to block the parts for the ocean using a black and white ...
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1answer
681 views

Shading artifacts caused by boolean modifier

I tried applying a boolean modifier so I could make some holes inside a mesh, but the result was horrible shading. I've tried smooth lighting and an edge split modifier with sharp edges, but still ...
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29 views

Bricktexture allignment on different Objects

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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1answer
26 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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13 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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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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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 ...
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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/...
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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
16 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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24 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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2answers
30 views

How do I make part of a texture transparent?

How to make some part of the texture transparent? I'm using the image below: Is it possible to just use 1 image, by making that the texture won't render ONLY the black color? Is it possible to use 2 ...

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