puts "======="
puts "OCC28113: BOPAlgo_Builder produces invalid shape"
puts "======="
puts ""


restore [locate_data_file bug28113_shapes.brep] s
explode s

# fix the first shape in compound
# 1. exclude s_1_3 from compsolid
eval compound [lrange [explode s_1 so] 0 1] [lrange [explode s_1 so] 3 end] comp
# fix SI in compound
eval mkvolume v [explode comp f]
checkshape v
checknbshapes v -solid 18 -shell 18
if {![regexp "OK" [bopcheck v]]} {
  puts "Error: unable to rebuild the shape"
}

# create Compsolid
shape s1 CS
foreach s [explode v so] { add $s s1}

# perform the operation
bclearobjects
bcleartools
baddobjects s1
baddtools s_2 s_3 s_4 s_5
bfillds
bbuild gf
bsplit result

foreach r {gf result} {
  checkshape $r
  if {![regexp "OK" [bopcheck $r]]} {
    puts "Error: result is a self-interfering shape"
  }
}

checknbshapes gf -wire 417 -face 417 -shell 91 -solid 90
checkprops gf -s 259559 -v 690192

checknbshapes result -wire 417 -face 417 -shell 90 -solid 90
checkprops result -s 226564 -v 669028

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