puts "========================"
puts "BUC61040"
puts " OCC374 "
puts "========================"
puts ""
####################################
##Offset surface from bspline surface is not correct 
####################################
restore [locate_data_file OCC374.draw] su 

offset su2 su -1

mkface result su2

checkprops result -s 7181.83
checkview -display result -2d -path ${imagedir}/${test_image}.png