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Workaround dclone() not being thread-safe

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This commit is contained in:
Alessandro Ranellucci 2013-07-06 12:14:49 +02:00
parent 9dbf21235c
commit 8d1069766b
3 changed files with 16 additions and 1 deletions
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7
lib/Slic3r/ExPolygon.pm
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@ -32,6 +32,11 @@ sub clone {
Storable::dclone($_[0])
}
sub threadsafe_clone {
my $self = shift;
return (ref $self)->new(map $_->threadsafe_clone, @$self);
}
sub contour {
my $self = shift;
return $self->[0];
@ -303,7 +308,7 @@ has 'expolygons' => (is => 'ro', default => sub { [] });
sub clone {
my $self = shift;
return (ref $self)->new(
expolygons => [ map $_->clone, @{$self->expolygons} ],
expolygons => [ map $_->threadsafe_clone, @{$self->expolygons} ],
);
}