Questions tagged [vector-mapping]

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8
votes
1answer
1k views

Scale Texture with a Value-/Math-Node

in my node setup I have a value node. I want this node to influence the scaling of my mapping node. Is there a way to achieve this? Or is there a math/vector node setup I can use to manipulate the ...
7
votes
3answers
3k views

Can I map a vector image on a mesh?

I often run into a situation where I create Image Maps in Illustrator, export them as PNG, and when I apply them into my mesh and zoom in, pixelation from the PNG appears. This annoys me a lot in 3D ...
5
votes
2answers
692 views

How can I rotate a spherical texture without getting a distortion?

I've tried to search for tutorials but they all say I have to have a Texture Cordinate Node, attach the 'Generated' Output to a Mapping Node, and that one to my Image Texture, and in the Mapping Node ...
4
votes
1answer
1k views

How Can I Use a Procedural Bump Map to Replicate a Natural Pattern?

So I have tried for up to five hours to try to use the nodes to make it so that the 'veins' on the image are shown on the model with a bump map. Any insights on having the 'veins' run parallel to the ...
4
votes
1answer
488 views

How to add a socket for mapping node?

I use a Mapping Node for modify texture result. But the properties of Mapping Node are fixed. Is possible to add some sockets for Value Node? Then I can change values from somewhere else.
4
votes
2answers
553 views

Matcaps and Normal stretching

I have been experimenting with Matcaps, and also using procedural textures with Matcap vector mapping. I understand that Matcaps are using Sphere mapping, and so when applied to non-spherical objects, ...
4
votes
3answers
116 views

cardboard flute - cardboard thickness

I need to prepare a textured simple, plane of cardboard, made of a simple mesh plane but using only, for example, solidify and subdivision modifiers. The thickness I've made as a second material on ...
4
votes
3answers
376 views

Vector math to get Curve object silhouette

If you color ramp the Facing output of a Layer Weight node, you can make a mask of faces at glancing angles. This can be used as a material based silhouette mask for effects, or directly as line art. ...
3
votes
3answers
4k views

Use another node to control Vector Mapping

I'm using a node group which has vector mapping in it. Unfortunately, there is no socket to connect the scale/rotation/location to either the node group input, or another node. Any ideas on how this ...
3
votes
1answer
896 views

Multiplying Texture Coordinate

I have been following a series of tutorials, and have come across the following node configuration: I can see the behavior this creates with my own eyes (adjusting the value at the bottom sort of "...
3
votes
1answer
730 views

Z-depth of Microdisplacements and Adaptive Subdivision Surface

In Blender 2.78, there are two very cool features called Adaptive Subdivision surface and Microdisplacements. BlenderGuru has a great video on it. If you don't have time to watch the video, here is a ...
3
votes
1answer
289 views

Mapping planets with spherical coordinates

Setup I've generated a 'planet' using the ANT landscapes add-on. The exact parameters don't really matter, but suffice to say that it's visually a UV sphere mesh with vertices pushed from the center ...
2
votes
3answers
308 views

Change color by radius

So I am currently working on a CAD rendering and decided to give Blender a try instead of Keyshot. One part is a black ring with engraved writing (silver/white) on it (in the mesh since it is a stl ...
2
votes
2answers
270 views

How to model a Coral or Sponge Structure?

Can you please give me advise how to make this model? 1) My target goal image is this (perfect copy of the real object) 2) Now I have a model of a knife, but I don't know how to apply a bump mapping ...
2
votes
1answer
970 views

Randomize wave texture rotation

I have followed the setup in and got the expected result (bottom part of image). However, if I duplicate the sphere, all the spheres will have the same colour and same wave texture (say, 2 of the ...
2
votes
1answer
95 views

Mapping Node, Box projection, and rotation [duplicate]

Goal I'm trying to map a texture on a cube; Since my texture is not exactly fitting the correct orientation, I need to rotate it. The results are not as expected. Setup description I'm using the ...
2
votes
2answers
578 views

How to use Image Mapping to repeat cut-in-half textures with X and Y in Cycles?

thank you for your time, the method works but not for every model
2
votes
1answer
125 views

How to show out of bounds texture from a modulo operation [duplicate]

Does anyone know how to show the cut parts? I used a modulo operation with random coordinates and rotation for each cell, but when I try to randomly move them I get some parts of the texture getting ...
2
votes
1answer
185 views

Multiple instances of same image node?

I'm working on a material for redistribution, and my node setup uses a single black and white mask with different vector inputs to fake a normal map for a simple embossing/debossing effect. The ...
2
votes
1answer
35 views

Normal map doesn`t show up on more complicated meshes

The Normal map just won't work on my mesh (it's created using metaballs) but if I try anything simpler, for example, a cube, everything seems to be working. Could it be because of my computer capacity ...
2
votes
0answers
32 views

Blender - Vector Field Animation

I am trying to create an animation of a vector field for my university Physics project. I ideally would like to create something like this https://www.youtube.com/watch?v=gcQuqxYU-UY so with moving ...
2
votes
1answer
48 views

How can I procedurally narrow the pupil of an eye?

I made eyes and need them for different animals. How can I make the pupil narrow?
2
votes
0answers
135 views

How to avoid texture stretching while rotating on 90 degrees? Generated texture

I'm trying to simply just rotate the texture in the direction I desire (brick wall). The issue is when I rotate this generated texture it gets more and more stretched on some sides of the mesh. How ...
2
votes
0answers
70 views

UV stretching on splines

I'm trying to apply a UV map on a spline and it looks like auto-UVs get stretched anywhere where distance between vertices is greater. Is there any way to get around that, I'm looking to create and ...
1
vote
1answer
44 views

Change all the input values at once

I've seen people change the X, Y ans Z inputs in the mapping node all at once. How is that done? In this tutorial, Andrew Price does it at 7:44
1
vote
1answer
6k views

Multiple UV Maps For 1 Object

I have a problem that is occurring when I try to add multiple UV maps to one object. When I select a vertex group and unwrap, it works fine, unwrapping just that vertex group to a UV map. The problem ...
1
vote
2answers
65 views

I imported an obj file into Blender and cannot add an uv wrap from a png file

I'm use to modeling in Fusion 360 and then export the file into an obj. I practically use Blender as a rendering tool because Fusion isn't as powerful. Overall still learning how to model in Blender ...
1
vote
1answer
456 views

Rotate (generated) UVs of environment texture without mapping node

I'm trying to rotate an environment texture (around Z), but without the mapping node, as it lacks sockets. I've successfully rebuilt, the node tree detailed here: Use another node to control Vector ...
1
vote
1answer
301 views

Image Texture box mapping - offsetting vectors on opposite sides?

Lets take a cube for example. I put an Image texture on it with box mapping on. It all works well, but one thing I notice is that the opposite sides are using the exact same position of the texture, ...
1
vote
1answer
260 views

How to create a 'ribbon wrapped' sphere?

I am trying to turn the below 2D image of a "ribbon wrapped around a sphere" into a 3D model in Blender. So far, adding wire frame does not give the results I need. I can break the image into a "...
1
vote
1answer
203 views

Fractal Noise in Blender Stretches From Origin Point- Why?

To make a good noise for terrain generation you can hook up a noise texture to the scale of another noise texture. I like using this, but I noted one limitation- if the texture coordinates become ...
1
vote
1answer
235 views

what's the difference between 'repeat', 'extend' in image texture node?

i'm toying with those two options but cannot figure out. with flat mode on, I loaded image texture but they both extend the edge of image at the boundary on the top of cube. all I figured out is ...
1
vote
1answer
276 views

Transfering UV Maps/Custom Normals to identical object

Not my model, it's just a custom job and this got me nuts. I've been almost 5 hours trying to deal with this, I swear this was my last option to solve this problem. I've got one object with perfect ...
1
vote
2answers
1k views

Texture Changes When Object Position Changes

I'm working on a procedural wood texture, and it's become clear that I don't understand cycles vectors at all :( I'm hoping someone will see an obvious problem or at least point me to a good resource ...
1
vote
0answers
22 views

Where did the 'Use UV for Mapping' option go in Blender 2.8?

I'm following a tutorial using a 2.7 version of Blender, which shows how to use UV unwrapping on beveled curves to make a texture follow the shape of the curve (I'm making stylized hair and would love ...
1
vote
0answers
32 views

How to introduce random material offset and rotation to array modifier created objects in 2.81?

I have generated tiled wall using 2 times array modifier(width and height), I want to introduce some randomness to materials so the tiles don't look like cut from single large piece. I tried adding ...
1
vote
0answers
86 views

How to fix stretching issue with Image Mapping?

I'm having trouble of trying to fix this as I'm still new to Image Mapping, does anyone know why stretching happen? I'd be very grateful for someone to help as I've been stuck for several hours on ...
1
vote
0answers
74 views

artefact in noise texture combined with vector-map

I have some problem with a noise texture in my shader for anodised aluminium. I use the noise texture to get nice structure for the aluminium. Everything fine so far, excepting the plane parallel to ...
1
vote
0answers
52 views

non-uniform scale and vector mapping in blender uv unwrapping [duplicate]

Hi i am trying to apply some bump maps and normal maps to a floor in my scene but when i uv unwrap it blender warns of non-uniform scale and i think because of that Vector Mapping is resulting in some ...
0
votes
1answer
68 views

How to tile/repeat gradient texture based on object polygons faces, in shader editor?

i need to repeat the gradient texture for each polygonal face an object has, it's possible?
0
votes
1answer
27 views

Why is this texture repeating when its set to clip?

I have positioned the black lines where i want them using object coordinates but for some reason it shows on the top of the hat as well even though the texture is set to clip which i thought prevented ...
0
votes
1answer
94 views

Values to straighten wave texture?

I am using the wave texture and am faced with a dilemma: by default, it is rotated in some obscure way. I want the bands of the texture to be aligned with each axis (x, y z) but cannot for the life of ...
0
votes
1answer
500 views

Cycles: Apply gradient to light cone setup with spotlight lamp

I created a simple light cone using a mesh which uses a node setup with Subsurf Scattering and Transparent. The mesh is lit by a spotlight lamp. The result is fairly ok for a quick setup (noise is ok ...
0
votes
1answer
70 views

Is there a simpler way to get the Vectors of a local axis?

One of things I need quite a bit is the vector of a local axis in the Y direction. Currently I'm doing this by calculating the vector using two known points along that axis: ...
0
votes
1answer
495 views

Mapping node doesn't work with normal map

I want to scale the fabric bumps down and I've heard using the Mapping node is the way to go. However it's not doing anything at all in my case. Plugging it into the bump texture and it's all gone in ...
0
votes
1answer
180 views

Spline auto UV not working

I'm trying to add a simple repeating patter to an extruded spline by clicking "Use UV values as Generated Texture Coordinates" and also using "Generated" mapping in Cycles. Howeever nothing happens at ...
0
votes
1answer
70 views

How to color vertices of cube

I am trying to color the vertex points of a octahedron and want to have control over how they blend into each other. I am using a mapping node but am not able to achieve the desired result. The ...
0
votes
1answer
54 views

Changing texture slot *mapping size* does not sync in texture viewport mode

I am in Blender Render or Blender Game. I UV unwrapped and mapped a texture to a cube and I can see the texture in my camera window perfectly on the cube. If I change the UV Mapping vertices or ...
0
votes
1answer
510 views

How Can I Instance an Animated Cycles Gradient Material?

I am attempting to create lightning storm from a particle system that instances an object. For the material, I the base object has an animated color gradient, animated using the mapping node. I have ...
0
votes
1answer
833 views

UV Maps not showing in render

I can not add all the images because the account is new and I don't have enough reputation. I have an object (a tube of a cream) with three diferent materials, the base "plastic" material and I have ...