# Cube coupé par un plan. Intersection hexagonale.

# sommets du cube
v 0 0 0
v 1 0 0
v 1 1 0
v 0 1 0
v 0 0 1
v 1 0 1
v 1 1 1
v 0 1 1

# 6 faces
f 4 3 2 1
f 3 4 8 7
f 5 6 7 8
f 6 5 1 2
f 1 5 8 4
f 2 3 7 6

# intersection
v .600 1.00 .000
v 1.00 .500 .000
v 1.40 .000 .000
v 1.00 .000 .37142857
v .000 .000 1.30
v .000 1.00 .557142857
v .000 1.75 .000
v .3230769 .000 1.00
v .000 .40384615 1.00
f 9 10 12 16 17 14

# prolongement des arêtes
l 10 11 12
l 2 11
l 14 15 9
l 4 15
l 16 13 17
l 5 13