Questions tagged [texture-coordinates]
When images or other textures are mapped to materials, that mapping is performed using texture coordinates from either UV Map or a Texture Space. Use this tag for questions related to texture coordinates and the texture coordinate mode. Use the UV tag for questions related to UV maps.
322
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How to tile textures in Cycles?
I just recently got into the nodes system, my knowledge on the subject is limited.
I can't seem to find out how to tile textures using my current node setup, because it doesn't tile the them on its ...
12
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1
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Geometry Nodes - Image texture mapping. How to?
How to manipulate an image texture mapping in geometry nodes?
For example to use "generated" or "object" mapping, like in shader editor, also how to scale a texture
11
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2
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How To Do UV Indexing in hexagonal pattern?
how to do uv indexing like this procedurally?
i wanna make some shader that can pixelate image but with hexagonal.
9
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2
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Texture Coordinate Node for Geometry Nodes?
There is Noise Texture Node for Geometry Nodes, and, just like Noise Texture Node for shading, they accept a vector input which's default value is Generated texture coordinates in both cases. But in ...
7
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2
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Rotationally stretch or compress 3D texture around Z axis
I want to distort a 3D texture around the Z axis in Cycles.
I found here that you can convert cartesian texture coortinates to polar coordinates but the problem is that you end up with a projected 2D ...
6
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2
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What is the difference between "Generated" and "Normal" texture coordinates?
I cannot understand from the documentation the difference in the Texture Coordinate node (in Shader) between Generated and Normal, and even the purpose of the Texture Coordinate node itself, which I ...
6
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2
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How to make a procedural texture from multiple images?
I have several images of ceramic tiles, square shape. I need to fill the surface with them so that they lay down randomly, and not I manually arranged them individually.
6
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5
answers
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Correcting perspective distortion for an angled projector (Keystone effect)
My goal is to create a realistic reproduction of a projector mounted on the ceiling. So far I can reproduce a projector that is projecting straight. But I cannot wrap my head around how to correct ...
6
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1
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How to evenly unwrap / texture long extruded objects with folds and uneven segments?
I've some difficulties to find a satisfactory unwrap solution for this kind of long angled object with uneven segments:
I'm only interested in the brown faces which are delimited by two seams.
...
6
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1
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Any ideas, how to rectify this UV layout?
I have this UV layout. Is there a smart way to straighten it? (I mean making it rectangular shape.)
For example something similar to lattice modifier, but in UV space.
6
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1
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Cycles: Generate 3d coordinates before modifier stack is resolved
Im trying to create a volumetric material that uses a 3d texture. I need this volumetric to be animated along a curve. Right now, I have the material using generated coordinates. But the 3d texture ...
5
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3
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GN: How to pass an instancer's localized texture color to its instances?
How can Geometry Nodes be used to generate instances that inherit the texture color of their emitter/instancer?
Reference image of desired result:
(Above: screenshot by quellenform)
There is already ...
5
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2
answers
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Procedural Chrono Trigger portal
I'm working on a project and I stumbled upon a problem, to make things short, I have to make a procedural portal with the Chrono Trigger style.
My approach was using a wave texture with polar ...
5
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3
answers
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Controlling color ramp/wave texture to flow along the body and limbs of an animal
Does anyone have any suggestions for recreating this rainbow stripe effect with shader nodes? (image below)
I've been trying to control a wave texture and color ramp with the object coordinates of a ...
5
votes
1
answer
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Why don't my textures distort linearly when I "square up" my UV map?
I wanted to create a light up dance floor texture for a part of a model that is flat on the Z axis, but fills out in a hexagonal arch shape in the X, and Y direction. Originally, I was going to draw ...
5
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1
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Cubemap projection onto a sphere
I need to be able to generate texture coordinates on a sphere for cubemaps textures. But somehow I seem to fail in Blender to accomplish this.
See the image below as example cubemap.
I am able to map ...
5
votes
1
answer
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Map a texture to a torus
In my latest render for Instagram I ran into a mapping problem. As a referece, this is the image:
The black and white striped bridge basically is half a torus with two cylinders attached to it. I ...
5
votes
1
answer
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Get Loc/Rot/Scale of object in material using Object Texture Coords?
Sometimes you want to get an object's Loc/Rot/Scale in the material for fancy vector stuff or controlling procedural textures. This is usually done by creating a bunch of Values driven by the ...
5
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1
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Get pixel coord in rendered image of pixel coord in texture
Problem:
As shown in the figure above, I have the coordinate pair (x, y) which describes a certain point in an image texture and I want the corresponding ...
4
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1
answer
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How to create our own procedural texture like the default ones in blender
I am not talking about mixing different procedural textures .I want to know the process of making procedural textures from scratch. Thanks in advance
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2
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How can I create procedural tiles with uniquely seeded textures for each one? [Updated]
My goal with this experiment was to create a procedurally tiling floor where each tile is unique.
After messing around for a while, this is what I came up with:
Result:
I was really pleased, until I ...
4
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3
answers
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noise texture Projecting outward from center point
While usinging shader nodes, I am trying to make a noise texture on a plane, start from the middle and project radially so when I shrink the necessary xyz, I can turn the noise into lines.
4
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1
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Help my texture is distorting
Hi i'm trying to project a image onto a plane, i lined up the UV's with the correct perspective but my image distorts on the plane, subdividing the mesh a few times solves the issue but i would like ...
4
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1
answer
222
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Why does a MixRGB node rotate my ColorRamp/mapping coordinates?
Why does a MixRGB node rotate my ColorRamp/mapping coordinates?
The Fac is set to 0 so it should have no effect on anything at all. Also notice that the voronoi pattern is not rotated but the ...
4
votes
1
answer
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How does blender achieve seamless noise textures for cubes?
When using generated noise textures (i.e. "Noise", "Magic", "Voronoi", ...) for the displacement modifier or as surface for a cube there are no seams visible.
See my gif ...
4
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2
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How to normalize distances of each voronoi cell?
this is the default distance output of a voronoi texture, 3D/F1/Euclidean
I would like the distance to be normalized for each cell, meaning that the centers of all cells should be black & fade to ...
4
votes
1
answer
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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
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1
answer
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"Use UV for mapping" on curve object in Blender 2.82
I'm trying to use this option to uv map a curve, but i can't found it anymore in Blender 2.82. I'm using cycles.
has it been removed?
Thank you.
Regards.
4
votes
1
answer
1k
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Replace texture coordinate "Reflection"
I'm working on an eye shader. It renders quickly, firefly-less and looks fairly good, but I hit a roadblock and could use some help here.
The eye uses a single sphere instead of being broken into ...
4
votes
1
answer
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Any way to recreate this procedurally and random?
I've recently been trying to create a personal library of node groups and materials to get a better understanding of blenders material nodes, but I'm a bit stumped on how to recreate this
I'm trying ...