0030829: BRepExtrema_ShapeProximity crashes with shape from STL/WRL

[occt.git] / tests / bugs / modalg_7 / bug29311_1

puts "========"
puts "OCC29311"
puts "========"
puts ""
#################################################
# Implementation of the Oriented Bounding Boxes (OBB) functionality
#################################################

set NbIters 101
set step [expr 360.0/($NbIters-1) ]

restore [locate_data_file bug29237_no_overlap.lhs.brep] a

# Create AABB for a and put it into "r1" variable
#   Draw[]> bounding a -shape r1
# The volume of one AABB is
#   Draw[]> vprops r1 1.0e-12 -full
#   32736000.276308119
set Vexp 32736000.276308119

set VMax 0
set MaxIteration 0

for {set i 1} { $i <= $NbIters} { incr i } {
  bounding a -obb -shape rr$i
  
  regexp {Mass +: +([-0-9.+eE]+)} [vprops rr$i 1.0e-12 -full] full Vreal
  
  if { $Vreal > $VMax } {
    set VMax $Vreal
    set MaxIteration $i
    copy a amax
  }
  
  if { $i != $NbIters } { trotate a 283 162 317 2 7 9 $step }
}

set aDeltaMax [ expr 100.0*abs($VMax/$Vexp - 1.0) ]

puts "Delta of computation not greater than $aDeltaMax %. Maximal delta is achieved in $MaxIteration iteration. See \"amax\" shape."

if { $aDeltaMax > 0.1 } {
  puts "Error: The obtained OBB(s) is not precise."
}

axo
donly amax rr${MaxIteration}
fit
checkview -screenshot -2d -path ${imagedir}/${test_image}.png