Fix crash reported by Simooon on #Slic3r.

Error was:

  Argument "" isn't numeric in subroutine entry at
    lib/Slic3r/GUI/OptionsGroup.pm line 392
issue1834
Mark Hindess 2014-02-16 12:02:25 +00:00
parent e837183327
commit 8df6e2d930
1 changed files with 3 additions and 0 deletions

View File

@ -5,6 +5,7 @@ use utf8;
use File::Basename qw(basename dirname);
use List::Util qw(max sum first);
use Scalar::Util qw/looks_like_number/;
use Slic3r::Geometry::Clipper qw(offset JT_ROUND);
use Slic3r::Geometry qw(X Y Z MIN MAX convex_hull scale unscale);
use threads::shared qw(shared_clone);
@ -946,6 +947,8 @@ sub on_config_change {
sub _update_bed_size {
my $self = shift;
return if (grep !looks_like_number($_), @{ $self->{config}->bed_size });
# supposing the preview canvas is square, calculate the scaling factor
# to constrain print bed area inside preview
# when the canvas is not rendered yet, its GetSize() method returns 0,0