puts "========================"
puts " BUC60977 "
puts " OCC358 "
puts "========================"
#####
puts "The helical pipe is not shaded in AISViewer"
#####

restore [locate_data_file OCC358a.brep] f 
checkshape f

restore [locate_data_file OCC358b.brep] w
checkshape w

pipe result w f

vinit
vdisplay result
vfit
vsetdispmode result 1
# checkshape res
# maxtolerance res

set tri 0
set nod 0

set tri_info [trinfo result]
regexp { +([-0-9.+eE]+) +triangles} $tri_info full tri
regexp { +([-0-9.+eE]+) +nodes} $tri_info full nod

if { $tri == 12966 && $nod == 6896} {
    puts " OCC358  looks like OK"
} else {
    puts [format " tri= %s  nod= %s " $tri $nod]
    puts " OCC358  : Shady (bad shading)"
}

set square 24861.2
set 2dviewer 0