The 3D modelling process of making a 2D image representation of a 3D model, although it is typically used to refer to mapping textures to 3D objects. It is especially used in games as it is an efficient and compact way of texturing objects.

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15
votes
3answers
5k views

What exactly is UV and UVW Mapping?

Trying to understand some basic 3D concepts, at the moment I'm trying to figure out how textures actually work. I know that UV and UVW mapping are techniques that map 2D Textures to 3D Objects - ...
11
votes
1answer
4k views

How does UVW texture mapping work?

I'm trying to understand the mathematical theory behind UVW mapping. Can anyone explain me how UVW mapping works? Or at least provide me a pointer?
5
votes
2answers
3k views

How can I prevent seams from showing up on objects using lower mipmap levels?

Disclaimer: kindly right click on the images and open them separately so that they're at full size, as there are fine details which don't show up otherwise. Thank you. I made a simple Blender model, ...
6
votes
2answers
947 views

UV texture mapping with perspective correct interpolation

I am working on a software rasterizer for educational purposes and I am having issues with the texturing. The problem is, only one face of the cube gets correctly textured. The rest are stretched ...
1
vote
1answer
992 views

How to compute tangent and bitangent vectors

I have a texture loaded in three.js, then passed to the shaders. In the vertex shader I compute the normal, and I save into a variable the uv vector. <script id="vertexShader" ...
2
votes
1answer
2k views

Multi texturing in XNA

I am attempting to make a map editor for my game, just so I can visualize how the end result would be. To my world I can add cubes (2 triangles) or corners (1 triangle), which are then added to a ...
1
vote
0answers
99 views

Blender 2.6: UV-Matching on Non-Image-Textures

Situation: I want to model a piece of wood in Blender (2.63.0). In order to do this I use a set of Noise and Clouds textures on a brown material. But these textures are warped and shown in the wrong ...