Links
The full source code of the tetrahedron example can be found here:
https://github.com/mortennobel/ProceduralMesh/blob/master/TetrahedronUV.cs
Also feel free to checkout the rest of the ProceduralMesh project:
https://github.com/mortennobel/ProceduralMesh
A playable demo of ‘Escape from planet Zombie’ can be found here:
http://www.wooglie.com/playgame.php?gameID=151
From: http://blog.nobel-joergensen.com/2011/04/05/procedural-generated-mesh-in-unity-part-2-with-uv-mapping/