puts "================================================"
puts "OCP-1949: Apply a scaling transformation to STEP"
puts "================================================"
puts ""

pload OCAF

Close D1 -silent
Close D2 -silent

# Create simple mesh
box b 1 1 1
incmesh b 1
writestl b "$imagedir/${casename}.stl"
readstl b "$imagedir/${casename}.stl"

# Create document with meters as internal units
XNewDoc D1
XSetLengthUnit D1 m
XAddShape D1 b

# apply parameters for tessellation export
set conf "
provider.STEP.OCC.write.schema :	 5
provider.STEP.OCC.write.tessellated :	 1
"

WriteFile D1 "$imagedir/${casename}.stp" -conf ${conf}
ReadFile D2 "$imagedir/${casename}.stp"

XGetOneShape a1 D1
XGetOneShape a2 D2

# check sizes
set m_diag [eval distpp [bounding a1]]
set mm_diag [eval distpp [bounding a2]]
set tol 0.1

if {([expr abs($m_diag * 1000 - $mm_diag)] > $tol)} {
  puts "Error: wrong size of models."
  }

# cleaning
Close D1
Close D2
file delete "$imagedir/${casename}.stp"
file delete "$imagedir/${casename}.stl"