puts "================"
puts "CR25519"
puts "================"
puts ""
###############################################
## BRepMesh can break mesh regularity for BSpline surfaces
###############################################

restore [locate_data_file bug25519_testtriangulation.brep] a

tclean a
incmesh a 0.01
front
fit
isos a 0
triangles a

set trinfo_s [trinfo a]
regexp {([0-9]+) triangles} ${trinfo_s} str nbtri_s
regexp {([0-9]+) nodes} ${trinfo_s} str nbnod_s
regexp {deflection ([0-9.+e-]+)} ${trinfo_s} str defl_s

set good_nbtri 2721
set good_nbnod 1405
set good_defl 0.044436924588798624

set good_percent 5

set nbtri_percent [expr abs (${good_nbtri} - ${nbtri_s}) / double (${nbtri_s}) * 100 ]
set nbnod_percent [expr abs (${good_nbnod} - ${nbnod_s}) / double (${nbnod_s}) * 100 ]
set defl_percent  [expr abs (${good_defl} - ${defl_s}) / ${defl_s} * 100 ]

if { ${nbtri_percent} > ${good_percent} } {
  puts "Error: triangle number is bad, it has changed to ${nbtri_percent} %"
}

if { ${nbnod_percent} > ${good_percent} } {
  puts "Error: node number is bad, it has changed to ${nbnod_percent} %"
}

if { ${defl_percent} > ${good_percent} } {
  puts "Error: deflection is bad, it has changed to ${defl_percent} %"
}

set only_screen_axo 1