#cas rollex (chassis de montre)
# fond de poche DIFFORIENTED FORWARD/FORWARD (autres faces en cause FORWARD)
profile f1 c 60 360
prism p1 f1 0 0 20

profile f2 o 0 0 20 f 10 -20 c 40 360
prism p2 f2 0 0 -6

profile f3 p 0 0 -1 1 0 0 o 0 0 23 f 50 -10 c -30 360
prism p3 f3 0 0 -9

#explode p3 sh
#orientation p3_1 FOR
#shape p3r So
#add p3_1 p3r

bcut r1 p1 p2


bcut result r1 p3
#common result r1 p3r



set square 30153