gmvinput ascii


nodev   13
 1 1 0
 -1 1 0
 -1 -1 0
 1 -1 0
 0 0 1
 0 1 0
 -1 0 0
 0 -1 0
 1 0 0
 0.5 0.5 0.5
 -0.5 0.5 0.5
 -0.5 -0.5 0.5
 0.5 -0.5 0.5
cells   1
ppyrmd13 13
 1 2 3 4 5 6 7 8 9 10 11 12 13
material 1 0
PYRA13
1 
endgmv 
