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Questions tagged [uv]

UV mapping is the process of taking a three-dimensional mesh (X, Y and Z coordinates) and unwrapping it to a flat two-dimensional image (U and V coordinates), in order to texture the 3D model with 2D images. Use this tag for questions pertaining to UV's and UV mapping.

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8 votes
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How to create a 3D presentations using Blender? [closed]

I've made a 3D reconstruction of a church where I've worked and I would like to use this to illustrate my work (technical analysis on mural painting). I've some data to show regarding the building and ...
G M's user avatar
  • 913
0 votes
0 answers
60 views

Halfedge UV-coordinates [duplicate]

I am programming a Python script, which takes a mesh from a external tool and adds it to the blender scene. I transmit a texture and the mesh, and it actually works. But I have trouble with the UV ...
Dragonseel's user avatar
5 votes
2 answers
7k views

Add uv_layer to mesh, add uv-coords, with python

I am trying to create a mesh via a Python script and set a texture for it. My code so far: ...
Dragonseel's user avatar
3 votes
2 answers
2k views

Seams for use in cloth model

I have found a conflict in how I want to UV unwrap my model for cloth modeling: For material patches, it seems natural to make use of the seams the real thing would have (easier to paint the texture ...
user877329's user avatar
  • 1,350
2 votes
1 answer
445 views

how to unwrap a mesh made in front of the texture

I used an image texture as a background image and created a mesh in front of it. Now I want to use the background image as a texture with the same size as the background image. The unwrapping does not ...
Baradé's user avatar
  • 141
3 votes
1 answer
9k views

Stuck at UV Mapping: mesh doesn't show in UV Window

I'm migrating from 3DS Max to blender and its totally confusing. Right now I'm stuck because when I do 'Mesh->UV Unwrap->Unwrap' nothing shows in the UV/Image editor window. I did a render of ...
n3XusSLO's user avatar
2 votes
1 answer
1k views

Can't texture paint in cycles

I'm trying to use texture painting with UV maps (both of which I am new to), and when I go into texture paint for my model, I can't paint it. I have UV-unwrapped the model when in edit mode with smart ...
einsteinsci's user avatar
0 votes
1 answer
8k views

Best way to add color to your 3D model?

I have created a rigged 3D model, and it starts with nothing but white. I wonder how to color the model. I did try painting it directly in Blender and did not like the results. There were spots I ...
luigi's user avatar
  • 749
5 votes
1 answer
2k views

How to make brick texture straight on dome?

How do I make the brick lines straight so it looks like this?:
user2302835's user avatar
7 votes
1 answer
2k views

How to make procedural textures to follow geometry?

I know this may be a very basic question, but I somehow got myself tangled up. I'm trying to make procedural textures (like clouds) to follow the geometry of a simple model, for instance, a distorted ...
invicente's user avatar
  • 1,025
1 vote
0 answers
3k views

Export as .fbx with uv-mapped texture

I want to export my blender model as a .fbx file. The model (eg. a cube) has a material and a uv-mapped texture attatched to it. I can see the reference to the texture (.png file located seperately ...
FriendlyFruit's user avatar
5 votes
1 answer
4k views

Missing the UV island select mode?

I am trying to texture a flag pole model I made recently and after UV unwrapping it I tried to arrange the islands so they would be understandable. However I couldn't find the island select mode, it ...
Nicolas Jones's user avatar
2 votes
1 answer
44k views

Why are my textures pink? [duplicate]

Basically, I applied my textures by taking each individual object, unwrapping it in the uv editor, then opening up an image in the uv editor and it would apply the texture in the 3D editor. However, ...
Alexander Khaos Greenstein's user avatar
4 votes
1 answer
1k views

Blender won't display texture, even in UV editor, Using a PNG (screen shot included)

I have this scene where I modeled a tank for Unity, it is two objects, a top and a body. I unwrapped them in blender, made textures in zbrush, Now I want to make sure the seams look alright in blender ...
digitaldebonaire's user avatar
5 votes
1 answer
2k views

UV mapping not filling faces

I have tried to map this simple object, but the uv mapping does not correspond to what i see in the textured object. It cuts the image a bit on top and a bit on the bottom of the faces. It does not ...
Ren's user avatar
  • 193
5 votes
1 answer
614 views

Sticky Selection Mode has no effect on random proportional editing in UV Editor

After UV mapping the default cube, I have I keep the Sticky Selection Mode setting in the UV Editor header on Shared Location ...
Garrett's user avatar
  • 6,496
3 votes
1 answer
3k views

How to export to .obj with separate map-channels?

I'd like to export a .blend file with a UV-mapped texture, a displacement map and a normals map in 3 separate channels to an .obj file. Tried it with 3 UV Maps in 'Object data' but only 1 map will be ...
guruganesh's user avatar
3 votes
2 answers
2k views

How can I add UV coords to a mesh from script?

I am adapting an old script to Blender 2.6, the script reads mesh data from a custom file type and then creates a mesh array with that data. I managed to make almost all of it, but U can't set the UV ...
Jorge's user avatar
  • 51
6 votes
5 answers
5k views

Make a seamless, continuing texture on two separate models

I've made a simple test texture: ... and a simple test model. Combined, they look like: (in Unity) The image above shows two of my test objects. The left-most one is fine to me, but the right isn't. ...
Gyt Dau's user avatar
  • 65
1 vote
0 answers
245 views

What is the best way to get image from vertex group?

I have a UV unwrapped plane and some faces assigned in Vertex Group. What is the best way to get an image from this data? Maybe a bLack and white image, it would best if it could be scripted in the <...
Kyrylo's user avatar
  • 11
8 votes
1 answer
9k views

Simple UV Mesh Unwrapping Scale issue

I'm having problems using the UV mapping in blender 2.67. Specifically, I am trying to unwrap a really simple mesh, but the UV map is still giving me a net where some of the boxes are completely out ...
user3049527's user avatar
2 votes
1 answer
300 views

Exporting UV coordinates by face elements

I'm trying to write my own export script, and I'm not sure how to reference the uv coordinates as an element array, similar to how .obj format works (ie. you have a list of all uv coordinates "vt s t" ...
spearmunkie's user avatar
8 votes
1 answer
2k views

Adding Labels, Angles, Domains on Objects for Making Math Models

I am very new to Blender. I have been looking for a program to create a model for visualizing different math concepts. Blender looks promising as it provides the possibility for not only this, but ...
chase's user avatar
  • 638
7 votes
1 answer
126 views

Is there a way to have default mesh objects come with premarked UV unwrapping seams?

I was thinking it might be useful to have default mesh object such as cubes, cylinders or other objects like the platonic solids etc from addons to default to come with premarked UV unwrapping seams ...
Thom Blair III's user avatar
39 votes
1 answer
96k views

Why doesn't my unwrapped model appear in the UV Editor?

I'm trying to unwrap a cube (I know, super complicated). I've got the seams marked, the UV editor open in a 2nd window, and all the geo highlighted. When I tell the cube to unwrap nothing happens. ...
Stinkhorse's user avatar
0 votes
1 answer
285 views

UV Mapping behaves very weirdly

I was trying to texture a car, but then I realized that some faces dont have their UV map applied. I cant really explain what's happening. It looks like that there are two kinds of groups; when I ...
Gyt Dau's user avatar
  • 65
3 votes
1 answer
3k views

How can I convert a UV map into a mesh?

Blender 2.7 is going to support sewing. It makes sense to be able to unwrap an object (clothes) in to a 2d pattern, orientate the 2d panels around the body and then 'sew' it back together to simulate ...
SleepyMolecule's user avatar
2 votes
0 answers
1k views

Using the 'Project from view' option for unwrapping? [closed]

I have ready eyes (a mirrored pair of eyeballs) with an annular section coloured by a material. I want the annulus to serve as the iris. So I got a jpg image of the iris from an eye photo and want ...
Eddie's user avatar
  • 21
21 votes
2 answers
43k views

Why did the texture I painted in texture paint mode disappear?

I was following a tutorial on how to use the Texture Paint feature on blender so I could paint on a terrain I am modeling. I was successful to paint the whole terrain with beautiful, exuberant ...
invicente's user avatar
  • 1,025
2 votes
1 answer
905 views

Using Alpha Textures doesn't work properly [duplicate]

I'm trying to mix to shaders with the use of an alpha texture. I UV unwrapped the cube and adjusted the mapping but it still doesn't work. On the top of the cube there should be a P with the Glossy ...
Codey's user avatar
  • 1,709
1 vote
0 answers
158 views

How to render low resolution textures [duplicate]

I have a low resolution image. It is 16 by 16 pixels. I want to use this texture in cycles. When I apply this texture to a mesh it becomes blurry. This is because blender uses linear pixel blending, I ...
Vader's user avatar
  • 14.5k
5 votes
1 answer
3k views

Python - move UV for selected items

I want to use python to move the UVs of the selected objects. I am having trouble with moving the UVs. When I run my script I moves the objects instead, not the UVs. All object have exactly 1 UV map. ...
Vader's user avatar
  • 14.5k
1 vote
2 answers
3k views

Clearest quality format for UV images

I just need to know what format to export my images in before loading them into my blender file, so when I export the video my images don't come out blurred or fuzzy Whats the best quality format, ...
Elimyxlov's user avatar
  • 327
5 votes
1 answer
3k views

Blender 2.69 Properly Export UV Maps Using Python

I'm currently working on my custom format exporter form blender and have hit some kind of a speed bump... Through tons of experimentation I have finally found that UV data is stored in: ...
user avatar
1 vote
2 answers
1k views

Smart UV project unmapping outside of UV space

I am unwrapping a mesh using the Smart UV Project unwrapper. When I unwrap my mesh some of the UVs are outside of the UV grid. This is undesirable for the following reasons: tileable textures will ...
Vader's user avatar
  • 14.5k
3 votes
1 answer
2k views

Select multiple overlapping islands in UV Editor?

I want to select multiple overlapping islands all at once in UV Editing mode. 3dsmax can do this by clicking and dragging a window around my element, but I couldn't find a comparable function in ...
SyedImran's user avatar
  • 475
3 votes
2 answers
7k views

How can I triangulate a mesh without changing the object?

I have to triangulate the object's mesh because the format I export to only understands triangles. Now I not only want to export geometry but also the uv-mappings for the mesh. Let's call the ...
WorldSEnder's user avatar
  • 1,596
2 votes
0 answers
363 views

Collada exporter generates too many UVs

I have a model with only 98 vertices. When I export it to Collada with Blender 2.64, it generates a Cube_001-mesh-map-0-array with 768 entries, that is, 384 UVs. I've checked the UV map, but it doesn'...
endavid's user avatar
  • 281
2 votes
3 answers
2k views

Unwrapping the inside of a barrel

I'm trying to UV unwrap the inside of a barrel I made. The problem is, when I select the inside of my barrel, and use the Mesh > UV Unwrap... > Cylinder Projection, I get a weird unwrapped form. How ...
maxdev's user avatar
  • 123
21 votes
3 answers
165k views

How to properly unwrap my mesh?

Is there a way to automatically unwrap my character? If not, is there a tutorial or something?
user avatar
4 votes
2 answers
1k views

UV unwrapping of complex possibly concave polygons

Suppose I have a flat surface that looks like a T-junction. There are at least three ways to do it: Single concave polygon Several convex polygons Several convex quads (note that the right polygon ...
WGH's user avatar
  • 141
2 votes
0 answers
1k views

New Import script: creating UV coordinates

I'm writing a new import script from DSON (DAZ Studio json-based format) to Blender. I've got the vertexes and faces in, but I'm having difficulty generating ...
Emily's user avatar
  • 143
2 votes
1 answer
3k views

Seamless UV Texture?

I'm creating a model of a road to use in Unity. The edges need to be able to tile so I can link multiple parts together. I made a UV map and edited it in Gimp. I used the seamless filter in gimp to ...
cgasser's user avatar
  • 121
34 votes
2 answers
141k views

Render not showing UV texture

I have added a texture to a cube in the UV editor and it shows up fine in textured view But when I render it there is no texture What have I done wrong?
Qwertie's user avatar
  • 6,986
3 votes
1 answer
664 views

Add a modifiers uv project with python

Can someone tell me why this code doesn't work? I would like to use my object "Camera" as a projector in my modifier "UVProject" ...
Christophe's user avatar
4 votes
1 answer
1k views

Issues with Shadow Mapping?

I'm trying to get a Shadow map for some armor pieces I made and I've been watching this tutorial on how to do it. But some of the options that I need to use to get a good shadow map aren't showing up ...
user2016's user avatar
  • 1,793
1 vote
1 answer
5k views

Textures not showing up on objects unless selected in UV editor [closed]

When I assign a texture to an object's material and use UV unwrap it doesn't seem like Blender assigns the texture to the faces as they're not visible in the 3D view. If I use the UV Editor to select ...
luminus's user avatar
  • 143
2 votes
0 answers
249 views

Packing all UV Islands when Draw Other Objects is activated?

I wanted to pack all UV islands from separated meshes at the same time while the Draw other Objects function is activated. I already know the function to join the meshes with CtrlJ, but I get size ...
myclay's user avatar
  • 317
2 votes
1 answer
1k views

Blender baking problem

I'm following this article about texturing a model. I'm already in step 30 but when I baked my model, I get these holes between the neck and chest. What causes this? Edit: Even when not baking and ...
user avatar
5 votes
2 answers
11k views

High Poly Mesh UV Mapping

I am still in the learning stages of Mesh modeling, but I've just sculpted two well looking Mesh Sci-fi helmets and I wish to have them textured by a Friend. I tried to UV map both of them but they ...
user2016's user avatar
  • 1,793