puts "============"
puts "OCC7691: Wrong hidden lines computed by HLRBRep_PolyAlgo and HLRBRep_PolyHLRToShape in OCC 5.1"
puts "============"
puts ""

# load shape
pload MODELING VISUALIZATION
restore [locate_data_file OCC7691-bottle.brep] shape
trotate shape 0 0 0 1 0 0 -90

# init viewer and compute hlr shape
vinit View1
vtop
vcomputehlr shape hlr
vfit

# move cursor not to select shape
vmoveto 0 0

# start position of color picking
checkcolor 2 200 1 0 0

if { ${stat} != 0 } {
  puts "HLR shape is correct"
  puts "OK OCC7691"
} else {
  puts "HLR shape is incorrect"
  puts "Faulty OCC7691"
}

vdump $imagedir/${casename}.png