Randomly trolling through the youtubes and found this gem: https://www.youtube.com/watch?v=2DWLTtggDOM
Whoever made this, please, step forward so we can all bow down at your feet. Oh, and teach us your ways, oh great one.
Pretty sweet!
This is no BP, is a simple Tesselation Offeset Shader.
Tutorial:https://youtube.com/watch?v=IHMsubEpPq4Thread:
http://www.polycount.com/forum/showthread.php?t=96546