pcylinder b1 1 2
dset r sqrt(3)/2
box b2 -0.5 -r 0 1.45 1.8 2
trotate b2 0 0 0 0 0 1 60

bop b1 b2
bopcommon result

checkprops result -s 16.4622
checkview -display result -2d -otherwise { b1 b2 } -s -path ${imagedir}/${test_image}.png