1 if { [info exists rel_tol] && $rel_tol > 0 } {
2 puts "\nChecking triangulation area (triarea command)..."
3 set rel_err [expr abs([CheckTriArea result $area_eps])]
4 if { [info exists max_rel_tol_diff] && $max_rel_tol_diff > 0 } {
5 checkreal "area difference" $rel_err $rel_tol $max_rel_tol_diff 0