1.0   0.0   0.0   
  1.0   6.0   0.0   
  1.0  16.0   0.0 
  1.0   0.0  12.0   
  1.0   8.0  12.0   
  1.0  16.0  12.0 
  1.0   0.0  24.0   
  1.0   8.0  24.0   
  1.0  16.0  24.0