OFF
8 12 12
   1.0   1.0   1.0 
   1.0   1.0  -1.0
   1.0  -1.0   1.0
   1.0  -1.0  -1.0 
  -1.0   1.0   1.0 
  -1.0   1.0  -1.0 
  -1.0  -1.0   1.0 
  -1.0  -1.0  -1.0 	
  3 0 2 3
  3 0 3 1  
  3 4 5 7
  3 4 7 6  
  3 0 4 6
  3 0 6 2  
  3 1 3 7
  3 1 7 5  
  3 0 1 5
  3 0 5 4  
  3 2 6 7
  3 2 7 3  
