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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7
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1answer
2k views

Translucent shadow (ceramic material)

I am trying to create ceramic material, similiar to the one on the picture: However I can't figure out, how to add shadow from behind the ceramic part. Translucency nor SSS don't do the trick. As ...
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2answers
2k views

How to create a gradient colour like on the picture and the apply it on a mesh

I am making a logo like on the picture with blender , but the colour of the text doesn't come up as it should be .
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1answer
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Is it possible to have a Material input node in the Cycles Renderer?

The Blender Render(er) has the so called "Material Input Node", where a previously defined material can be selected. The questions is, whether there is an equavalent for the Cycles Render(er).
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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?
2
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1answer
244 views

Different shading on same objects

These two objects have same settings (same material, same object settings, both are cut out + extruded pices of a sphere), but the smaller one has wery different shading. How to fix? all the normals ...
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0answers
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Weird radial pattern on texture in cycles render, but not viewport rendered [duplicate]

I am having an issue with what I believe is the anisotropic shading on my object. It's causing this weird radial pattern on the texture beneath it in an actual render, but it looks good in the ...
2
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1answer
534 views

How to toggle/highlight interactable items?

in many games the items you want to pick change form when you are near or you are aiming at them. Sometimes they change color to a translucent green, sometimes they shine more than the rest objects in ...
8
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1answer
4k views

how to make a realistic sugar cube material?

I have been struggling with this for a while, and can't figure out help. I would like to make a realistic sugar cube material procedural, but so far I couldn't manage to get a satisfactory result, can ...
2
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1answer
115 views

Undesired Gradient Shading [duplicate]

I am getting this undesired style of shading which gives a high contrast gradient across panels on a mesh object and even shows up in solid viewpoint mode: What I'd like is a much flatter shading ...
5
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1answer
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How can I make a realistic cement shader with old/cracks/crumbling/paint chipping on top of a texture?

a link to an example of the desired cement can be found here: How to create and animate the water reflection (Caustics) on an object? Note the cement next to the water....looks realistic, faded, warn, ...
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2answers
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Blender cycles glass from sideview not transparent at all

From top view glass looks like glass but from side view It looks like this: So, why its not transparent and how I can make it transparent ?
3
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1answer
609 views

What elements go into a good material testing scene

I've been searching a bit for the perfect material testing scene, so I'm curious, what are some of the most important elements in a material testing scene?
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2answers
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Blending Floor and Background to appear as one

How can I make my horizon/edge of my reflective floor either transparent or blended with the background, so you only see the RVs with shadows and reflections? So far all I've been able to do is set up ...
6
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1answer
388 views

Which is the best way to generate 2D mathematical surfaces with a different color each side

Here is a handy mobius strip. Mathematically it has one surface, but in Blender it's just a twisted flat mesh stitched together carefully. I added some icospheres as breadcrumbs to guide the eye. I am ...
5
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1answer
453 views

double sided polygons in BGE

Is there a way to render both sides of a polygon in the game engine? Because as far as I know polygons have "normals" which means that the side with the normal is what will be shaded on the polygon, ...
3
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1answer
1k views

Cycles special Water shader (Low Poly)

I made a low poly planet with mountains and water on it, and I am trying to achieve something like this : (Of course without the rocks in the space and the nice background) I tried several shader ...
0
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1answer
584 views

stripe shader no uv unwrapping

I need a shader that achieves the effect in this image, stripes of different colors. This image was produced by uv unwrapping but that would be difficult to achieve on a very complex object. The idea ...
2
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1answer
1k views

Blender 2.75 Time Node

Mybe somebody knows, how to get Time node in Node Editor in blender 2.75 I am using Open shading Language ?
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475 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 ...
4
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1answer
187 views

How can I add banded lines to the end of cinnamon sticks(or sheets of wood)?

I would like to make a realistic cinnamon stick and its shader. My approach is as much procedural as possible, but easier options are ok too. Here is my first render: And a reference image: (3)I ...
4
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1answer
217 views

Emission and Transparant mixture works in 3D View but not in Render

I'm a bit new to cycles shaders, so I'm going about this a bit blindly. I've tried mixing a few shaders, and it works in the rendered viewport, but not in the full render. I'm trying to make ...
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1answer
348 views

Cycles - Adding an object with emission shader makes part of my scene darker?

When I turn an object (with an emission shader) in my scene on it makes part of the scene actually go darker. The light in question is on the outside of a vehicle (which has lights on the inside of ...
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156 views

Game Engine Texture errors

Hi I have a similar problem with texture as other Blender user BUT the difference is that all the solutions posted here on the website(blender beta) are not solving my issue.. (Picture 1) I build a ...
6
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1answer
2k views

Volumetric shader not showing up in render

So, I have a problem using the Volumetric shaders in cycles. When I am viewing them in the viewport, they seem to be coming out perfectly fine, whereas when I render them, only the glass surface is ...
6
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1answer
2k views

Realistic vegetable shading

How can I have the pepper look more realistic? I have been trying a few different nodes options as shown below in Cycles, but something still looks like a plastic Node with Subsurface scattering: If ...
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0answers
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How to fix: no surface button in the materials tab [duplicate]

I had a problem with my blender. In materials tab I dont have "surface" button, to make something like Glass BSDF material and etc. Please help me, how I can figure out this problem. Thanks.
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1answer
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OSL and raytracing

I don't know much about the Open Shading Language, but I need to know if it can do a few things before I decide to spend the time to learn it. Can OSL manipulate rays that hit surfaces? Such as: ...
5
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1answer
3k views

Polka dots shader

For a project i need to texture an irregular shaped object with equally spaced black dots and also with dots of different sizes, locations. The way it must be done is by the intersection of spheres ...
10
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2answers
19k views

How can I make a surface look wet in cycles?

I am trying to recreate a wet road with lights reflecting off of it. I started by making the object glossy but this did not give a very realistic look I think I need to increase the specularity of ...
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2answers
1k views

Black reflections at extreme angles with glossy shader on smooth surfaces

How do I remove them? They don't appear when using flat shading. Nothing in the scene can cause this.
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0answers
222 views

Material Mode in Shading Panel

I have this version of Blender What is the difference between the two Material modes in the Shading panel ? On my PC GLSL seems to work, instead Multitexture seems doesn't work.
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1answer
471 views

How to avoid desaturation when using glossy material

Most materials is simulater with a white specular component. Now, if I mix the specular component with the diffuse component, the diffuse component becomes desaturated. How can I avoid this. The ...
2
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1answer
150 views

What is causing this unexpected shading in 3D view?

I’m encountering an issue and I am wondering if anyone could help me figure out why my created 3D model is displaying this way in 3D view. I have tried to use correct language where possible, but I ...
6
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1answer
870 views

Make blue glass shader in cycles

I would like to make a blue glass shader in cycles. Something like this: This was my first trying but I think it's terrible. And here's my second trying but it doesn't look well. Is there any way ...
15
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1answer
2k views

Relation between Fresnel IOR and Layerweight blend?

I know that the Fresnel and Layer Weight nodes do much the same thing, but with one accepting a proper Index of Refraction, and the other a value between 0 and 1. I have always used the Fresnel node ...
2
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0answers
89 views

GLSL interactive lighting

Often when I'm doing something in the GLSL shading mode I always need that extra interactivity for viewing what's going on with my scene. With all the materials assigned and lamps in place, from time ...
4
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1answer
242 views

What compute device does the material preview use to render?

Recently I have been working on a material library, and when I am working on a complex shader, the preview is updating several times a second. I find that after a while of intense editing and tweaking,...
1
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1answer
134 views

Diffuse material that doesn't throw shades in cycles engine

I have an object, that has diffuse shader and looks great. Unfortunately it throws some shades on the objects behind it and it looks terrible. Is there any way to make the light to be fully reflected ...
4
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1answer
2k views

How to remove the effect reflection of shadow

In this image, why the shadow is strongly reflected on the person. How can I fix that problem ? I am using a direct lighting by setting the rendering parameter as:
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0answers
544 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 ...
4
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1answer
685 views

How do I use refraction to make underwater shadows look better?

I'm using Cycles. I've been messing around, trying to have fun with Minecraft Blocks in Blender. I also made water, using just a square - one face of a cube. I tried mixing transparent with diffuse ...
6
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1answer
1k views

Volume scatter shader causes black spots

I am following Andrew price's video on making clouds but my clouds are rendering with black spots on them. I have tried turning up the maximum transparency value under light paths but there is no ...
3
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0answers
1k views

Overlay a Shader [duplicate]

In addition to the Mix Shader node, there is also the Add Shader node. Now if I have two shaders that are the same with small differences, they both get added, and if there are similar areas they ...
5
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1answer
745 views

Shadows for games

So I don't really know if this was asked before, but I sure couldn't find it, so at least this’ll make a real nice link straight to the right answer. I have a pretty simple scene, and right now it ...
12
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3answers
2k views

Is there a smart way to apply a better transition between colours while maintaining one solid colour per face?

I recently started using blender for a project. I have tried using a color ramp with a transition between the 4 colours, but the result is too smooth when applied: Im aiming to achieve this kind of ...
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0answers
335 views

Object emission controlled by sunlight

I asked this previously for my Earth project but it was never given an answer and was marked as a dupe which it wasn't as the question it was linked to was about textures being controlled by light, ...
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0answers
425 views

GLSL Lightsaber (per vertex lighting)

Here's my script, which I activate in the game engine with a python controller, applied to a cylinder. I managed to achieve a pretty good result by following the tutorial on http://en.wikibooks.org/...
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0answers
60 views

Transparent Shader not Transparent [duplicate]

Working with texturing/shading a spaceship in Cycles when I noticed that the transparent shader isn't being transparent. Ship with plain diffuse: And then ship with transparent shader applied: ...
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0answers
300 views

Edge split modifier with angle removes smooth shading artifacts

There are these well known shading artifacts when you have edges on a flat surface and put it on smooth shading. When I use the edge split modifier on an object and put it on the angle mode it will ...
0
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1answer
174 views

Boxy Shading Glitching

I am making a game on the BGE with smooth shading pretty much everywhere. Everything looked great until I added a title screen scene. Then, whenever I switched between them while running the game, the ...