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

set x 5.0
set y 8.0
set z -2.0
set pp_ch1 1.0371228345434986
set pp_ch2 0.99999999851019361
set pp_ch3 1.0000000000000002

restore [locate_data_file bug23706_c08.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
if { $pp1 != $pp_ch1 || $pp2 != $pp_ch2 || $pp3 != $pp_ch3 } {
   puts "Error : Projection is not correct"
} else {
   puts "OK: Projection is correct"
}
