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Don't return the cached bounding box but clone it

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This commit is contained in:
Alessandro Ranellucci 2013-12-06 19:34:50 +01:00
parent bed1625d6b
commit f4d12b5930
1 changed files with 2 additions and 2 deletions
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4
lib/Slic3r/Model.pm
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@ -171,7 +171,7 @@ sub bounding_box {
if (!defined $self->_bounding_box) { if (!defined $self->_bounding_box) {
$self->_bounding_box(Slic3r::Geometry::BoundingBox->merge(map $_->bounding_box, @{$self->objects})); $self->_bounding_box(Slic3r::Geometry::BoundingBox->merge(map $_->bounding_box, @{$self->objects}));
} }
return $self->_bounding_box; return $self->_bounding_box->clone;
} }
sub align_to_origin { sub align_to_origin {
@ -368,7 +368,7 @@ sub bounding_box {
$bounding_box->merge(Slic3r::Geometry::BoundingBox->new_from_bb($_->bb3)) for @meshes; $bounding_box->merge(Slic3r::Geometry::BoundingBox->new_from_bb($_->bb3)) for @meshes;
$self->_bounding_box($bounding_box); $self->_bounding_box($bounding_box);
} }
return $self->_bounding_box; return $self->_bounding_box->clone;
} }
sub align_to_origin { sub align_to_origin {