eye 0 0 10
look 0 0 0
up 0 1 0
fov 30
la 1 1 1
ld 1 1 1 -1 -1 -1
surf 0.9 0.2 0.2 0.4 0.6 0.0 1.0
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 0 1 2 3
f 4 5 6 7
f 7 6 1 0
f 5 4 3 2
f 0 3 4 7
f 6 5 2 1