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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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78 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
145 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
272 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
753 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 ...
4
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0answers
960 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 ...
3
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0answers
22 views

What is best way to organize a scene with different sets of materials?

I am currently creating an interior scene and want to show different examples of wall/ floor materials to my customer. So I was thinking about how to organize my scene when I want to have different ...
3
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0answers
41 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
131 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 ...
3
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0answers
116 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
308 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
66 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 ...
3
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0answers
353 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 ...
3
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0answers
672 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
260 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
118 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 ...
3
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0answers
226 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
48 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
502 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
306 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
375 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
409 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
46 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
567 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 ...
3
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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?
3
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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
542 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.
3
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0answers
223 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
527 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
84 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 ...
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0answers
20 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 ...
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0answers
29 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
24 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
24 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
130 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
45 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 ...
2
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0answers
78 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 ...
2
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0answers
70 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!
2
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0answers
67 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
28 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 ...
2
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0answers
64 views

Faking HDRi Reflections with an orthographic camera

Is it possible to fake perspective reflections of a HRDi in a scene with an orthographic camera? As reflection rays are parallel on flat surfaces, every face of a glossy object has a uniform color ...
2
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0answers
42 views

Let wireframe node only show edges where normal changes

I am mixing a diffuse shader and a transparent shader in a cycles matrial. As factor input for the mix shader node I use the output of a wireframe node. So the wireframe node will output 1 where an ...
2
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0answers
31 views

Is it possible to blend two materials on two intersecting objects?

I've got two objects, each with their own distinct material, and what I'd like to do is a smooth blend between the two materials where the objects are intersecting. Is there a way to do this without ...
2
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0answers
181 views

OSL: Parallax Occlusion Mapping

I just want to know if this osl file, for a 3ds max, works in blender cycle. link: http://www.racoon-artworks.de/?p=773 osl:http://www.racoon-artworks.de/DownloadableScripts/...
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0answers
426 views

How do I create Metalness, Roughness and Specular Maps?

I was experimenting with Blender's new Principled BSDF node. I came to know about various new maps - like Metalness map, roughness map and specular map. Can anyone here please explain these maps in ...
2
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0answers
44 views

Is it possible to establish some connection between materials with physics and physical properties?

One thing that bothers me a bit in Blender (or maybe in other similar frameworks) is it seems that materials and physics seem to be totally independent of each other, at least in Blender. However, in ...
2
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0answers
119 views

Paint setup for uncombined Cycles passes

I am trying to make a painting setup to paint over already rendered Cycles passes and combine them. Specifically, Diffuse and Gloss Direct, Indirect, and Color. This cannot easily be done in other ...