puts "============"
puts "0026174: Data Exchange, IGES - Loss of color after the second write of file"
puts "============"

pload XDE
catch { Close D }
catch { Close D1 }

box b 0 0 0 10 10 10
compound b c
XNewDoc D
XAddShape D c 1
XSetColor D 0:1:1:1:1 1 0 0

WriteIges D $imagedir/${casename}_orig.igs
XGetOneShape res D
set dump [dump res]
if { [regexp "Dump of 24 Curve2ds" $dump] != 1 } {
  puts "Error: incorrect Curve transfer"
}
WriteIges D $imagedir/${casename}_comp.igs
ReadIges D1 $imagedir/${casename}_comp.igs
XGetOneShape res1 D1

vinit view1
vclear
XDisplay D1 0:1:1:1
vfit
set ColorD1 [string trim [vreadpixel 204 204 name]]
if {$ColorD1 != "RED 1"} {
  puts "Error: expected color of shape from Document1 is RED."
}

catch {[file delete $imagedir/${casename}_orig.igs]}
catch {[file delete $imagedir/${casename}_comp.igs]}

checkprops res -equal res1
set color_orig [XGetAllColors D]
set color_comp [XGetAllColors D1]
if { $color_orig != $color_comp } {
  puts "Error: incorrect color transfer"
}

checknbshapes res -vertex 8 -edge 12 -wire 6 -face 6
checkview -screenshot -3d -path $imagedir/${test_image}.png