1pcylinder b1 1 2 2dset r sqrt(2)/2 3box b2 -r -r 0 2*r 2*r 2 4trotate b2 0 0 0 0 0 1 135 5 6bop b1 b2 7bopcommon result 8 9checkprops result -s 15.3137 10checkview -display result -2d -otherwise { b1 b2 } -s -path ${imagedir}/${test_image}.png 11