puts "========"
puts "0032580: Data Exchange, STL - add option splitting nodes at sharp corners"
puts "Test readstl with various merge nodes parameters"
puts "========" 

pload XDE VISUALIZATION MODELING
readstl s1 [locate_data_file shape.stl]
checktrinfo s1 -tri 494 -nod 249
readstl s2 [locate_data_file shape.stl] -mergeAngle 45
checktrinfo s2 -tri 494 -nod 413

vinit View1
vdisplay -dispMode 1 s1
vaspects s1 -faceBoundaryDraw 1
vfit
vdump ${imagedir}/${casename}_mergeall.png

vclear
vdisplay -dispMode 1 s2
vaspects s2 -faceBoundaryDraw 1
vdump ${imagedir}/${casename}_merge45.png

tcopy -mesh s1 s3
trmergenodes s3 -angle 60
vclear
vdisplay -dispMode 1 s3
vaspects s3 -faceBoundaryDraw 1
vdump ${imagedir}/${casename}_merge60.png
checktrinfo s3 -tri 494 -nod 411