pcylinder b1 1 2 dset r sqrt(3)/2 box b2 0 0 0 r r 2 trotate b2 0 0 0 0 0 1 -30 bop b1 b2 bopcommon result checkprops result -s 7.90092 checkview -display result -2d -otherwise { b1 b2 } -s -path ${imagedir}/${test_image}.png