# viewpoint
v
from 0 3 10
at 0 0 0
up 0 1 0
angle 60
hither 0
resolution 640 480

f 1 0 0 0.8 .8 20 0 1 
s -2 0.8 0 2

f 0 1 0 0.8 .8 20 0 1 
s 1 -1.5 1 2.2

f 0 0 1 0.8 .8 20 0 1
s 3 3 -2 2

f 1 1 1 0.8 .8 20 0 1 
p 4
-7 -1 -7
-7 -1  7
 7 -1  7
 7 -1 -7