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puts "========"
puts "OCC26196"
puts "========"
puts ""
#################################################
# Wrong result obtained by projection algorithm
#################################################
restore [locate_data_file OCC26196-Face.brep] f
explode f e
mkcurve c f_1
mksurface s f
trim st s 1.33305 4.31185 -1.56174 0.415831
project c2d c st
set bug_info [dump c2d]
set bug_info [string trim [string range $bug_info [expr {[string first "KnotsPoles :" $bug_info] + 12}] [string length $bug_info]]]
set bug_info [string trim [string range $bug_info 0 [expr {[string first "Knots :" $bug_info] - 1}]]]
set bug_info_length [llength $bug_info]
set beg_X [lindex $bug_info 2]
set beg_X [string range $beg_X 0 [expr {[string length $beg_X] - 2}]]
set beg_Y [lindex $bug_info 3]
set end_X [lindex $bug_info [expr {$bug_info_length - 2}]]
set end_X [string range $end_X 0 [expr {[string length $end_X] - 2}]]
set end_Y [lindex $bug_info [expr {$bug_info_length - 1}]]
if {$beg_X > $end_X} {
set diff_X [expr {$beg_X - $end_X}]
} else {
set diff_X [expr {$end_X - $beg_X}]
}
if {$beg_Y > $end_Y} {
set diff_Y [expr {$beg_Y - $end_Y}]
} else {
set diff_Y [expr {$end_Y - $beg_Y}]
}
if {$diff_X > 1.e-06 || $diff_Y > 1.e-06} {
puts "ERROR: OCC26196 is reproduced. Projection is wrong."
}
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