puts "TODO OCC27116 ALL: Error: Summary length  ="
puts "TODO OCC27116 ALL: Error: 1 intersection curve\\(s\\) expected but"

puts "================"
puts "OCC25193"
puts "================"
puts ""
#######################################################################
# Bad Intersection curveobtained by Surface/Surface Intersection Algorithm.
#######################################################################

puts ""

pload QAcommands

set GoodNbCurv 1
set GoodTol 3.6570868343352305e-005
set NbControlPts 10

restore [locate_data_file bug25193_s1t.draw] s1
restore [locate_data_file bug25193_s4t.draw] s4

#Ethalon of intersection curve
bounds s1 us1 us2 vs1 vs2
uiso cc s1 us1

regexp {is ([-0-9.+eE]+)} [length cc 1.0e-4] full ExpLength
puts "Expected length = $ExpLength"

intersect res s1 s4 $GoodTol
set che [whatis res]
set ind [string first "3d curve" $che]

set AllowRepeate 1
set ic 1

if {${ind} >= 0} {
  #Only variable "res" exists
  renamevar res res_1
}

set SumLength 0

while { $AllowRepeate != 0 } {
  set che [whatis res_$ic]
  set ind [string first "3d curve" $che]
  if {${ind} < 0} {
    set AllowRepeate 0
    break
  }
  
  for {set jc 1} {$jc < $ic} {incr jc} {
    mkedge e1 res_$ic
    mkedge e2 res_$jc
    set coe [checkoverlapedges e1 e2]

    puts "res_$ic <-> res_$jc: $coe"
    if { [regexp "Edges is not overlaped" $coe] != 1 } {
      puts "Error: Overlapped intersection curves"
    }
  }

  regexp {is ([-0-9.+eE]+)} [length res_$ic 1.0e-4] full ll

  set SumLength [ expr $SumLength+$ll ]
  
  bounds res_$ic U1 U2
  
  set step [ dval (U2-U1)/$NbControlPts ]
  
  if { $step < 1.0e-9*$NbControlPts } {
    puts "Error: Wrong curve's range!"
  }

  set DPPrev 0
  for {set par [dval U1]} {$par <= [dval U2]} {set par [expr $par+$step]} {
    cvalue res_$ic $par xx yy zz dx1 dy1 dz1
    regexp " parameter 1 = +(\[-0-9*\.+eE\]+)" [proj cc xx yy zz] full cpar
    cvalue cc $cpar xx yy zz dx2 dy2 dz2
    
    set DP [dval dx1*dx2+dy1*dy2+dz1*dz2]
    
    if {$DPPrev*$DP < 0.0} {
      puts "Error: Curve res_$ic changes its direction"
    }
    
    set DPPrev $DP
  }
  
  incr ic
}
  
if {[expr {$ic - 1}] == $GoodNbCurv} {
  puts "OK: Good number of intersection curve(s) obtained by Surface/Surface Intersection Algorithm"
} else {
  puts "Error: $GoodNbCurv intersection curve(s) expected but [expr {$ic - 1}] found"
}

checkreal "Summary length " ${SumLength} $ExpLength 0.0 1.0e-6

smallview
donly res_* s1 s4
fit

checkview -screenshot -2d -path ${imagedir}/${test_image}.png