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Questions tagged [materials]

Questions pertaining to creating materials for Blender Internal and Cycles. Materials are used to define the way an object will interact with light for rendering.

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81 views

Is there a way to get a unique value per dupli group instance?

Given a number of dupligroups, is there a way to get a unique random value for each one in a cycles shader? Using the object info node won't work, as each instance consists of multiple objects. I'd ...
4
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0answers
155 views

Shader that forgives self-intersection?

I've created a displacement map which is based on the height of the mesh. The problem is that by the nature of this organic texture there is some self-intersecting geometry. I don't believe this can ...
4
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0answers
302 views

Is it possible to create a lens flare in 3D scene (Cycles)? Not Compositor!

I am trying to create a scene looking through a dirty window or Lens and I am wondering if it is possible to create Real time Lens flare with Cycles. Shining the light directly at the camera with a ...
4
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0answers
792 views

Seamless Procedural Texture in Polar Coordinates

I've written a Cycles node tree to convert rectangular (X,Y) to polar coordinates (R,theta) as the basis for a procedural texture with radial symmetry. However, there is a seam in the texture where ...
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0answers
984 views

Does a model exporter embedding materials as GLSL scripts exist?

as described in Blender Shader in OpenGL/GLSL, it is possible to export the (unoptimized) GLSL code generated by Blender for a given material. Since the viewport can use such GLSL for real-time ...
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0answers
561 views

nodes in blender game engine

I have an issue while tring to set up a material for blender game engine. You can see the setup on the image, and the BGE doesn't render my purple object that's on the View panel.
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0answers
43 views

How can I make a material that looks like the 3D view?

I would like to make a material that has different shades but only employs spot colours. I want different faces to be different shades based on how much light they get, but no gradients. Like in the ...
3
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0answers
144 views

Nodegroup: Missing data block

A Cycles node group in a file of mine seems to have lost its data block somehow. The group still shows its inputs and outputs properly, but the name of it has changed to Missing Data-Block, and no ...
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0answers
130 views

How do I colour a fluid simulation in Cycles based on velocity?

I want to assign a gradient to the water simulations I have. I want to do this by the velocity in the current voxel, so the fastest moving areas will be red and the slowest blue. How would this be ...
3
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0answers
337 views

I want to convert my Diffuse Shaders to Principled Shaders

I just barely imported a scene from an .obj file, but all 83 materials defaulted to Diffuse Shaders of various colors. To make for a faster workflow, could I use a python script of some sort to ...
3
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0answers
87 views

How to control materials falloff type from perpendicular/parallel to fresnel using nodes?

I used to create falloff maps in 3dsmax quickly and easy. Now I would like to be able to do the same thing in blender. Currently I am using Toggle diffuse ramp operation in blender, but it only ...
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0answers
428 views

How to create UV Maps for each material?

I want to create an UV Map for each of my materials and it's somehow not working. Currently I'm working on a shopping mall for Cities: Skylines. I've assigned all faces with materials, and with those ...
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771 views

map_Kd missing from MTL file

I am trying to add colours to a cube and export them as an OBJ file for use with a 3d printing program. When I do so, the MTL file is created, but the map_Kd file is not noted in the MTL and ...
3
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0answers
308 views

Tinted reflections and specular light manipulation

I am coming from the Lightwave. So far, I like the Blender. Especially, some of the modelling tools. Cycles is nice too, but I have two problems, ergo two questions. How to manipulate the specular ...
3
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0answers
127 views

materials different between render and viewport cycles

Right now I have a scene set up with two emmission shaders on two planes. In the viewport render I get this image But whenever I render it, I get this The viewport render is as desired but the final ...
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0answers
244 views

Trying to bake a scene with multiple objects & unique UVs into one object with 1 UV

I'm having issues with trying to bake a scene I made. I have many objects, a bunch of them with their own UV maps and textures, and I'd like to join them all together into one object with one UV map ...
3
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0answers
51 views

Detecting misconfigured rotation and scale parameters in textured meshes

I'll preface this by stating that I'm a developer and not a 3D artist, and am still getting my feet wet with 3D modeling, Blender, etc. I have written some software that generates textured mesh models ...
3
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0answers
555 views

Assign Particle System to parts of a mesh

In the materials slot their is an "assign" button, is there anything like this for particle systems? But more specifically is there a way to assign a different material to a different part of a mesh. ...
3
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0answers
316 views

How is Subsurface Scattering calculated when doing a Cycles texture bake?

I have seen (but not sure) that for instance reflective parts on glossy materials are rendered along face normals during a bake (as there is no camera to point to). But how is it defined for SSS ?
3
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0answers
411 views

Copying blender log to a script

I'm new to blender. I've just got 2 days of experience with it now. I've got a lot of programming experience, but I have not programmed in python before. I want to render animations for bunch of ...
3
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0answers
450 views

How can I render a proper normal pass for smoke in cycles

I would like to render a normal pass for smoke in Cycles like this one: I'm aware of this method mentioned in Blenderartists but the result is far from the result needed to relight in post (via ...
3
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0answers
49 views

What is the significance of the value of the limit on the roughness attribute of the Oren Nayar shader?

In exploring the settings of the Oren Nayar shader in the Blender internal rendering engine, I find that there is an upper limit of 3.14 for roughness. Is this the constant Pi? Why is this the ...
3
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0answers
573 views

Copy node tree from one material to another in cycles using python

I have two cycles materials (say source and target). I want to copy the Shader Nodetree from the source material to the target material after clearing any currently present node tree(s) in the target ...
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0answers
3k views

Make object not receive cast shadows

I know you can make an object not cast shadows on others by disabling Shadow in Ray Visibility. But how can you make an object not receive shadows cast by other objects?
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0answers
1k views

How can I make a holographic material in cycles?

I'm talking about those holographic designs you sometimes see on stickers and foil, not free floating holograms. Examples here. I also want this to change colors as real ones do when you rotate them. ...
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0answers
52 views

Color Issue when texturing a surface

Brand new blender user with no experience, trying to map a texture to a single side of a cube for an animation. I am having an issue where the black areas of the image end up looking white when ...
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0answers
2k views

Cycles: Adding / Installing a Downloaded Material made for blender internal

I just downloaded an aluminum material and saved it to my desktop. http://matrep.parastudios.de/index.php?action=view&material=655-brushed-aluminum I tried installing it by opening the object I ...
3
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0answers
224 views

Render Scenes from Sintel movie realistically

I am very new to Blender, but I downloaded the official Sintel production files. Has anyone got experience with them? I can render frames from some scenes, but they look very different from the real ...
3
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0answers
547 views

How to import procedural texture with nodes?

There are websites full of procedural textures and shaders which you can download, but using Append to bring in the files does not bring in a working material. Even though all the files appear in the ...
3
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0answers
3k views

How to make procedural wood material with knots?

Recently I saw new cycles wood shader from CG Cookie, that looks very impressive and I was wondering if it is possible somehow to mix few wave textures to achieve natural looking knots on the wood. ...
3
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0answers
85 views

GameEngine: KX_BlenderMaterial vs KX_PolygonMaterial

I have a question about the material types in the game-engine. e.g.: http://www.blender.org/documentation/blender_python_api_2_66_4/bge.types.KX_PolyProxy.html#bge.types.KX_PolyProxy.material When ...
2
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0answers
11 views

What complex index of refraction values are used in metallic input in the Principled BSDF

The Blender documentation states that the metallic input in the principled BSDF when set to 1.0 uses a Fresnel equation, (or approximation), with a complex index of refraction for a metallic surface. ...
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0answers
32 views

How to combine transparent environments with alpha masks?

So there's this Toei anime from 2003 called Air Master and it had a very unique outro in which the main cast would sprint through their hometown. I'm fairly confident that it's environment CG, given ...
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0answers
8 views

Node Group separator for parameters

Is there any way to add separators to better organize node group parameters?
2
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0answers
46 views

How can I make a paint-covered material in Blender?

So I'm struggling with the wheel rim's surface material and this is what I've done: The nodes: (PBR material from Remington Graphics) The real stuff: (For more references check this out) So I'd ...
2
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0answers
48 views

Cycles : how can I setup a glass material that doesn't become too dark when it is stacked?

I'm working on a picture where I need to stack layers of glass (the floors of a building). The glass materials are tinted. The goal is that you could read cleary and distinctly the color of each ...
2
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0answers
22 views

Is there any kind of face group?

So, I'm familiar with vertex groups for saving vertex selections / groups. But, is there any way of grouping faces? Vertex groups won't suffice for the obvious reason that they often select faces I ...
2
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0answers
97 views

Trouble with realistic bright white plastic

I'm having a bit of trouble creating a bright white plastic material and having it look like my reference image. I'm using cycles, a principled bsdf shader, hdri lighting and a filmic base contrast ...
2
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0answers
25 views

How to get gradient material to work with rig?

I've got a lil character i'm making that uses some gradient materials, but I don't know how to make the gradient move with the deformations. as you can see, the gradient doesn't move with the ...
2
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0answers
143 views

How can I bake a metallic map off my model in Cycles?

I have a model with several materials that I used to render a scene in Cycles. I wish now to put that model on SketchFab, but I need to bake my textures into single files for it. I successfully baked ...
2
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0answers
51 views

Octane > Blender Materials Import / Conversion

I have a large file of materials saved as Octane Package Files or .orbx that make up my local materials database within Octane. I have changed my workflow and instead of Standalone Octane I've begun ...
2
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0answers
51 views

Is there a way to use the handy clay render button in 2.79. But exept elements from this?

I want to render a room in clay. But also want to use an emission object in the scene, to light the scene. Is there a quick way to do this? Besides giving all things a clay material and expecting ...
2
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0answers
31 views

Dynamic paint waves: How do I change color of

I'm new to blender and love the dynamic paint waves function. I'm wondering if anyone knows how to change the color of a material based on movement of the ripples simulated on the canvas layer. sort ...
2
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0answers
36 views

How to make a landscape with multiple materials?

I want to make a "big" landscape with various materials, which I have to place by hand (not only textures!). So, how could I do it? I heard about masking (?), but I never worked with it, so I'm not ...
2
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0answers
255 views

How to use the Principled BSDF shader to create an old-paper-like material?

I'm trying to figure out how to make an old paper material in Cycles with the Principled shader. Something along the lines of the following image, a bit yellowed out and rough, but still whole This ...
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0answers
130 views

Why do some of my unwrapped objects appear to have no UV data?

I am making a trailer truck and I have more than 70 objects within my scene with correct uv mapping and texturing, while I was in Substance Painter I noticed that 2 of my objects were not working ...
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0answers
92 views

How to make the iris eyes respond to light?

I did a tutorial on modeling a realistic eye: https://youtu.be/n0r0UnaIK_Y Unfortunately, I could not adjust the (iris). How to make the eyes of the iris respond to light so that it narrows? Someone ...
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0answers
78 views

The correct Node workflow?

I stumbled upon this link which depicts the workflow for creating materials in Houdini. Material Studies: Metals How would you approach this workflow in Blender ? Thanks!
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0answers
85 views

Solidify modifier: have a rim material that takes account of alpha

I'm playing with sprites within Blender. My goal is to display a 2D animation in a 3D world, and to give thickness to my drawings. The thing that I would like to achieve is to give thickness to my ...
2
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0answers
30 views

Is it possible to link material but not image texture for different objects?

I have multiple objects and I would like to use the same material for all of them, but different image textures. I can go and just manually edit all the materials to match each time I want to change ...