# cube_normals.obj
# created by obj_io::obj_write.C

g Group001

v  0  0  0  1
v  1  0  0  1
v  0  1  0  1
v  1  1  0  1
v  0  0  1  1
v  1  0  1  1
v  0  1  1  1
v  1  1  1  1

vn  0  0  1
vn  0  0  -1
vn  0  1  0
vn  0  -1  0
vn  1  0  0
vn  -1  0  0

f  1//2  3//2  2//2
f  2//2  3//2  4//2
f  1//4  6//4  5//4
f  1//4  2//4  6//4
f  3//3  7//3  4//3
f  4//3  7//3  8//3
f  5//1  6//1  8//1
f  5//1  8//1  7//1
f  1//6  5//6  7//6
f  1//6  7//6  3//6
f  2//5  4//5  6//5
f  6//5  4//5  8//5