puts "============"
puts "OCC26576"
puts "============"
puts ""
###############################
## Wrong result obtained by intersection algorithm.
###############################

set GoodNbCurv 2

circle cc 1.5 3.125 0 0 0 1 1 0 0 0.25
trim cc cc 0 3.14159265358979
revsurf ss1 cc 1.5 3.125 0 -1 0 0

plane ss2 3.48352775473762 1.7282347013387 0 0 0 -1 -1 0 0

set IntCurv [intersect intres ss1 ss2]
set NbIntCurv [llength ${IntCurv}]

if { ${NbIntCurv} != ${GoodNbCurv} } {
    puts "Error in geometric intersection: ${GoodNbCurv} curves are expected but ${NbIntCurv} are found!"
} else {
    puts "OK : Geometric intersection is good."
}

# For getting tolerance value
mkface b1 ss1
mkface b2 ss2
donly b1

set log [bopcurves b1 b2 -2d]
regexp {Tolerance Reached=+([-0-9.+eE]+)\n+([-0-9.+eE]+)} ${log} full Tolerance_Reached NbCurv

set expected_Tolerance_Reached 1.9321146113460029e-008
set tol_abs_Tolerance_Reached 1.0e-7
set tol_rel_Tolerance_Reached 0.0
checkreal "Tolerance Reached" ${Tolerance_Reached} ${expected_Tolerance_Reached} ${tol_abs_Tolerance_Reached} ${tol_rel_Tolerance_Reached}

if {${NbCurv} != ${GoodNbCurv}} {
  puts "Error: ${GoodNbCurv} curves are expected but ${NbCurv} are found!"
}

#Overlapping intersection curves.

if { $Tolerance_Reached < 1.0e-7 } { set Tolerance_Reached 1.0e-7 }

for {set i 1} {$i < ${NbCurv}} {incr i} {
  for {set j [expr $i+1]} {$j <= $NbCurv} {incr j} {
    mkedge eb1 c_$i
    mkedge eb2 c_$j
    
    mkedge ei1 intres_$i
    mkedge ei2 intres_$j

    set coeb [checkoverlapedges eb1 eb2 $Tolerance_Reached]
    set coei [checkoverlapedges ei1 ei2 $Tolerance_Reached]    

    puts "$i<->$j: $coeb"
    puts "$i<->$j: $coei"
    if { [regexp "Edges is not overlaped" $coeb] != 1 } {
      puts "Error: c_$i and c_$j are overlaped"
    }
    
    if { [regexp "Edges is not overlaped" $coei] != 1 } {
      puts "Error: intres_$i and intres_$j are overlaped"
    }
    
    erase eb1 eb2 ei1 ei2
  }
}

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