v -1 -1 -1
v -1 -1  1
v -1  1 -1
v -1  1  1
v  1 -1 -1
v  1 -1  1
v  1  1 -1
v  1  1  1
f 1 2 4 3
f 1 2 6 5
f 1 3 7 5
f 5 6 8 7
f 3 4 8 7
f 2 4 8 6
r 0 0 0
n 0 0 1
u 0 1 0
p 0 0 -3.01
w -3 3 -3 3 -3 3
s 0.05 0.05 0.95 0.95