Questions tagged [texture-coordinates]

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Scaling textures across different objects [duplicate]

Is there a way to keep the checker texture the same size? Currently it scales with the size of the object, even though the scale in the Cycles node itself is set to 5, a value of 5 looks different ...
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15 views

Extract texture from HP mesh to LP and export texture

I have an .obj+mtl files that contain a 3D scanned model of a trunk. My textures are some generic jpg ( 4x8k ) that mean its a non-continuous image ( it looks like this : https://encrypted-tbn0....
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31 views

How to convert a world generated Texture Coordinate into Object Texture Coordinate

In the material shader editor, one can use a Texture Coordinate from the Input, like generated, UV, object, etc. For example the object texture coordinate,the main benefit is that it will allow you ...
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1answer
18 views

Get Image Position in Image Editor for drawing lines with bgl

I am trying to draw some guide-lines on top of my image in my image-view using bgl. But when I draw the coordinates of my shape/line is relative to the screen/view when I actually want what I draw to ...
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1answer
42 views

How to randomize pixels in image/movie (size 12x12 pixels)

I have 1920x1080 pixels movie. For some education purposes I have to demonstrate what it's going to look like if it would be 1) 12x12 pixels movie, and 2) when the pixels of that 12x12 movie would ...
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1answer
43 views

How can I draw a circle in an image inside the image editor?

I would like to be able to draw a circle inside an image that is available in image editor. I found this code here but I do not know how to manipulate the xy values for drawing a circle properly. <...
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31 views

Can I use offset instead of y to map texture in displace modifier?

I'm animating a fish to swoosh around as it moves forward using a displace modifier (like here: https://www.youtube.com/watch?v=58lc8sLpJzY). The problem is that I want it to go in a circle using a ...
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1answer
37 views

How to update an object after changing its uv coordinates?

I'm creating a node for Sverchok which will apply custom UV map to an object. Pretty simple thing but after applying new UV coordinates to an object object it doesn't update the viewer somehow. ...
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1answer
34 views

Is there any way to bake texture from world space to UV?

Hi I have a material with environment texture mapped with object space (like environment), and would like to bake it into the object UVs. Now everything looks good in editor, I just make it look the ...
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2answers
124 views

How To Do UV Indexing Like This?

how to do uv indexing like this procedurally? i wanna make some shader that can pixelate image but with hexagonal.
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45 views

Procedural texture is stretching thin

I'm really struggling to make this for someone before Christmas and as much as I'd love to learn it all before then, I'm struggling ridiculously hard with getting textures down. I found a procedural ...
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2answers
53 views

Generating a UV map from object generated texture coordinates

I'm trying to map planet textures on spheres, and the maps are Equirectangular. I'm initially mapping the textures to the spheres by using "object" generated texture coordinate input as the vector for ...
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27 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 ...
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1answer
119 views

How to set UV coordinates for a mesh in Blender 2.8x with script?

It's 1am, and I googled every outdated site on the net, I give up. In 2.79 I had a code: ...
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1answer
37 views

Use Camera/Window projection when texture painting?

I am trying to paint a texture mask based on a certain camera angle. This texture will then be used with Window coordinates in the material nodes. However, in texture paint mode, its only possible to ...
3
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1answer
118 views

How can I make a texture flow along a bent mesh?

My Goal is to create a texture that flows along a path. An analogy would be like liquid flowing through a crazy straw. As an example, I've created a ...
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70 views

Blender 2.8: Pink from Missing Textures After an Import

I import various types of models into Blender 2.8. Sometimes, the textures show up as pink, while others appear fine. I understand that both the importers and exporters for Blender will generally ...
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1answer
53 views

Texture of an object unexpectedly stretched

I assigned a texture to one face of an object. During the rendering it is stretched in one direction. What caused this error and how do I fix it? Below is an image of a render on left and a material ...
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29 views

How do I make procedural textures match UVs correctly?

I've been working on shaders in Blender (2.8) and I came across an issue where the Wave Textures that I have don't match my UVs. This is how it looks: But I want it to all scale down to the middle ...
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1answer
103 views

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 ...
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0answers
45 views

texture mapping without texture being mirrored on other side of object

I have a cylinder I want to map a texture to. To specify the location of the texture I use an empty. In the material node editor I then use the object function of the texture coordinate node and ...
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0answers
31 views

Unwrapping UV island to fit a 2D shape

As in the GIF, I try to fit that UV island in the shape which I marked with blue color. I pin the vertices that I drag to make other vertices drag accordingly. However it acts very weirdly as in the ...
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2answers
75 views

Texture not showing correctly on specific faces

The front of the box the texture dont work on all sides, but the lid has the right texture. Blenderfile and texture here Best regards Melvin
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41 views

How do I disable mipmaps in Blender 2.80?

I am working with a low-poly model with small textures (512x512, at most). I am aware that the image textures can be set to use "Closest" Texture interpolation but that does not affect artifacting ...
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0answers
53 views

Create Terrain Heightmaps - missing texture mapping (blend) settings in 2.8

In 2.79 i create terrain heightmaps via the Texture Tab (blend option). There i can change the mapping to get the Z heightmap of the mesh. That option is somehow not available in 2.8. (official ...
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38 views

UV Mapping a Texture onto a Plane with a Tif

I have an image.png file that I need to use as a texture for a plane. However, I also have a tif file that stores the coordinates for the UV mapping. Inside the stif the data is stored in a 960x1280x2 ...
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0answers
147 views

Blender 2.8 Boolean changes texture scale

I want to add a cavity for a window using a boolean modifier. I used a cube as the boolean object, but the scale of the texture is different on the faces created by the boolean cube. Is there a way ...
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1answer
39 views

Artifacts on cube after modulo on coordinates

This happens with the following node configuration: It is caused by the modulo (or Fract) operation. I stumbled upon this problem while trying to repeat coordinates on a cube. It works fine on a ...
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1answer
20 views

Scaling down texture

When building this building, when I add the brick texture, it's way too big (as should be expeted). And I know I should probably already know this but, how do you get it to scale down? I've triesd ...
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1answer
24 views

Can you pack UV's according to material ID?

I have A LOT of uv islands for a character and despite my best efforts, I can't optimize space well manually. is there a way to automatically pack uv's SUCH THAT islands with the same material are ...
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0answers
29 views

How to UV Map using an Image as the texture source

I am busy with a project and have been struggling for a while with this and was hoping that someone knows the solution to my problem which is with the mapping/ uv mapping. Attached is 3 images each ...
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0answers
20 views

Are lattice and texture not working together in eevee?

Is it my approach or are lattice and texture not working together in eevee? It says in documentation that it is not supposed to affect texture coordinates, but this seems broken in eevee or hasn't ...
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0answers
31 views

How to add a seamless texture (tileable) to an object that is already UV mapped?

I've got some shorts that I'm trying to add a seamless texture to it, so that I can tile it across the entire mesh. The only issue is that when I apply the texture it applies it as a standard UV map ...
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0answers
49 views

stretch procedural texture in node editor?

lets say i have a uv sphere, i add a simple voronoi texture (or any procedural texture) as the colour of a diffuse shader,is there any way i can use nodes to stretch said texture along either the X or ...
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2answers
70 views

Wrap texture evenly around mesh

I am trying to wrap this brick texture evenly around this controller 3d model, I can get it evenly around some parts but the handles are causing me problems.
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1answer
108 views

Precise Texture Placing

Is there a way to precisely place a repeating texture on a large mesh? I have a mesh with 8 by 16 by 1 dimensions, loop cut both horizontally and vertically, so its surface is divided equally to 1-...
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0answers
745 views

Node setup for a decal in blender 2.8

How can I add a second material as a decal? I am needing to export to collada with 2 materials. The first material is a base texture build up with the principle shader. The second texture is a decal....
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201 views

World Space Texture Setup

I am quite new to shaders in blender and don't know how most things work, but knowing texturing is the needed basics that I must know. How do I create a world space texture that doesn't depend on any ...
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2answers
53 views

How can I determine the coordinations of the deepest point of a pit located on a 3D object?

I am trying to find the deepest point of a rough pit located on a rough 3d object. The pit is full of irregular vertices. https://drive.google.com/open?id=1muCjhRDHhwo3AnY194BAvkaCpPIdyWhx I cannot ...
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0answers
56 views

Generated texture coordinate in Cycles 2.8 not taking Displace modifier into account

Trying to do a landscape using noise textures i noticed that the generated coordinates from the 'Texture Coordinate' node ignores the Displace modifier from the modifier stack when working in Cycles, ...
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0answers
159 views

Creating a UV map through the Node Editor

Is there a way to create a UV map in Blender inside the node editor? I want to create a universal UV map in a custom shader node I am building for all of the objects that use it. I'll be using ...
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2answers
70 views

Fake flashlight volume with smoke: how to make noise texture coordinates not to follow camera

I'am trying to fake effect of volume light beaming through smokey fog using emission shader on torus with noise texture plugged into volume output. I get the effect, but when I move camera around ...
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0answers
96 views

Blender API. Access face coordinates on image texture and UV map

What I have: Model with texture atlases inside material slots What I need to do: Iterate over faces of my mesh (done) Find what texture atlas (material slot index) face using (done) Get pixel ...
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2answers
225 views

Continuous and coherent texture mapping on deforming objects

I am new to Blender, and I am stuck with a problem in texture mapping. I have got a series of model files (*.obj) that represents a non-rigid, deforming object. Each of the model file, represents an ...
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2answers
288 views

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.
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0answers
21 views

Export Live Vertex Position to Find Pixel Value

I am very new to Blender, and I am trying to find a way to click on a vertex (or preferably pixel of the texture file) of an obj, and export the coordinate position of that point into some code which ...
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1answer
118 views

How to get precision when rotating / positioning textures?

I am modeling a coin where heads and tails are the same image, and imported an image for the heads/tails faces. I created a new Emission material for the faces, then gave it an Image texture and ...
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2answers
471 views

How do I get flat texture projection on a object without distortion?

I tried using Window Texture coordinate, but it changes scale if I zoom in or out. The Camera Texture coordinate works in with orthographic camera but gets distorted if I use perspective camera. I ...
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2answers
62 views

Can't flip ColorRamp vertical using Mapping node (Cycles)

I've been following this post to ColorRamp my mountains according to height - however as much as i fiddle around with the X, Y and Z axis they seem to have no effect vertically and simply point ...
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0answers
32 views

Texture Not Appearing on the model

I followed the blender Guru tutorial and modeled the Anvil. I made 2 models The larger one is mine where the texture seems to work fine. But the small one in foreground was followed from tutorial and ...