puts "========"
puts "OCC23706"
puts "========"
puts ""
####################################
## Cannot project point on curve
####################################

set x 3.0
set y 3.0
set z 2.0
set pp_ch1 1.8318851868378956
set pp_ch2 3.0397214383562297
set pp_ch3 5.5
set pp_ch4 6.8388132447593541
set pp_ch5 7.8261046366621292

restore [locate_data_file bug23706_c13.draw] c
set info [proj c $x $y $z]

regexp {parameter 1 += +([-0-9.+eE]+)} $info full pp1
regexp {parameter 2 += +([-0-9.+eE]+)} $info full pp2
regexp {parameter 3 += +([-0-9.+eE]+)} $info full pp3
regexp {parameter 4 += +([-0-9.+eE]+)} $info full pp4
regexp {parameter 5 += +([-0-9.+eE]+)} $info full pp5
if { $pp1 != $pp_ch1 ||
     $pp2 != $pp_ch2 ||
     $pp3 != $pp_ch3 ||
     $pp4 != $pp_ch4 ||
     $pp5 != $pp_ch5} {
   puts "Error : Projection is not correct"
} else {
   puts "OK: Projection is correct"
}