puts "================"
puts "OCC23176"
puts "================"
puts ""
#######################################################################
#  Intersection of cylinder and cone produces open curve
#######################################################################

restore [locate_data_file bug23176_surface1_draw.draw] s1
restore [locate_data_file bug23176_surface2_draw.draw] s2

intersect result s1 s2

set che [whatis result]
set ind [string first "3d curve" $che]
if {${ind} >= 0} {
  #Only variable "result" exists
  renamevar result result_1
}

bclearobjects
bcleartools

set ic 1
set AllowRepeat 1
while { $AllowRepeat != 0 } {
  set che [whatis result_$ic]
  set ind [string first "3d curve" $che]
  if {${ind} < 0} {
    set AllowRepeat 0
  } else {
   
    bounds result_$ic U1 U2
    
    if {[dval U2-U1] < 1.0e-20} {
      puts "Error: Wrong curve's range!"
    }
    
    xdistcs result_$ic s1 U1 U2 10 2.0e-7
    xdistcs result_$ic s2 U1 U2 10 2.0e-7
    
    mkedge ee result_$ic
    baddobjects ee
    incr ic
  }
}

# Check gaps in result
bfillds
bbuild rw

checksection rw -r 0
checkmaxtol rw -min_tol 2.0e-7

checknbshapes rw -edge 4 -vertex 4

smallview
don result*
fit
display s1 s2
checkview -screenshot -2d -path ${imagedir}/${test_image}.png