OCCT

puts "========"
puts "0029303: Data Exchange - add RWObj_CafWriter tool for wavefront OBJ file"
puts "Write B-Rep model into OBJ file"
puts "========"

pload VISUALIZATION XDE OCAF MODELING
Close D -silent

restore [locate_data_file Ball.brep] b
incmesh b 0.1

set aTmpObjBase "${imagedir}/${casename}_tmp"
set aTmpObj "${aTmpObjBase}.obj"
lappend occ_tmp_files $aTmpObj
lappend occ_tmp_files "${aTmpObjBase}.mtl"

writeobj b "$aTmpObj"

ReadObj D "$aTmpObj"
XGetOneShape s D
checknbshapes s -face 2 -compound 2

vclear
vinit View1
XDisplay -dispMode 1 D
vaxo
vfit
vdump ${imagedir}/${casename}.png