1box b1 0 0 0 1 1 1 2dset r sqrt(2) 3box b2 0 -0.25 0 r 0.5 1 4trotate b2 0 0 0 0 0 1 45 5 6bop b1 b2 7bopcommon result 8 9checkprops result -s 4.40685 10checkview -display result -2d -otherwise { b1 b2 } -s -path ${imagedir}/${test_image}.png 11