puts "========================"
puts " OCC331: Dark spot on a sphere after nurbsconvert"
puts "========================"
puts ""

pload MODELING VISUALIZATION
box b -5 -5 -5 10 10 10 
psphere s 6 
bfuse res s b 
nurbsconvert result res 

tclean result
vinit View1
vdisplay result
vfit
vsetdispmode result 1
vfit

checktrinfo result -tri !3808 -nod !2188
vdump $imagedir/${casename}.png