puts "============"
puts "OCC21448"
puts "============"
puts ""
#######################################################################
# Invalid result of BRepOffsetAPI_MakePipeShell
#######################################################################

set BugNumber OCC21448

puts "Load first shape ..."
restore [locate_data_file bug21448_base_1.brep] base1 

puts "Load second shape ..."
restore [locate_data_file bug21448_Invert_2.brep] Invert_2 

puts "Load third shape ..."
restore [locate_data_file bug21448_chemin.brep] chemin 

puts "Prepare shapes ..."
wire w1 chemin
explode base1 W
explode Invert_2 W
explode chemin V

puts "Start Make pipe ..."
mksweep w1
addsweep base1_1 chemin_1 -R
addsweep Invert_2_1 chemin_2 -R
buildsweep result
puts "Finish Make pipe ..."

checkprops result -s 1040.94 
checkshape result

checknbshapes result -vertex 4 -edge 6 -wire 2 -face 2 -shell 1 -solid 0 -compsolid 0 -compound 0 -shape 15
vinit
vsetdispmode 0
vdisplay result
vfit

checkview -screenshot -3d -path ${imagedir}/${test_image}.png