OFF
20 18 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 0.999999 1.0
0.999999 -1.000001 1.0
-1.0 -1.0 1.0
-1.0 1.0 1.0
-1.0 1.0 3.0
-1.0 -1.0 3.0
0.999999 -1.000001 3.0
1.0 0.999999 3.0
-1.000001 -3.0 1.0
0.999999 -3.0 1.0
-1.000001 -3.0 -1.0
0.999999 -3.0 -1.0
2.999999 -1.000001 1.0
3.0 0.999999 1.0
3.0 -1.000001 -1.0
3.0 0.999999 -1.0
4 1 2 3 0
4 6 7 3 2
4 7 4 0 3
4 6 9 8 7
4 5 10 9 6
4 7 8 11 4
4 4 11 10 5
4 8 9 10 11
4 6 12 13 5
4 2 14 12 6
4 5 13 15 1
4 1 15 14 2
4 13 12 14 15
4 5 16 17 4
4 1 18 16 5
4 4 17 19 0
4 18 1 0 19
4 17 16 18 19