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Fix a bad access after recent change about ->p returning objects by reference

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This commit is contained in:
Alessandro Ranellucci 2013-09-09 17:10:54 +02:00
parent dbf739318a
commit 873762491b
2 changed files with 39 additions and 2 deletions
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4
lib/Slic3r/Print/Object.pm
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@ -606,7 +606,8 @@ sub discover_horizontal_shells {
next if $n < 0 || $n >= $self->layer_count;
Slic3r::debugf " looking for neighbors on layer %d...\n", $n;
my @neighbor_fill_surfaces = @{$self->layers->[$n]->regions->[$region_id]->fill_surfaces};
my $neighbor_fill_surfaces = $self->layers->[$n]->regions->[$region_id]->fill_surfaces;
my @neighbor_fill_surfaces = map $_->clone, @$neighbor_fill_surfaces; # clone because we will use these surfaces even after clearing the collection
# find intersection between neighbor and current layer's surfaces
# intersections have contours and holes
@ -679,7 +680,6 @@ sub discover_horizontal_shells {
scalar(@$internal_solid), scalar(@$internal);
# assign resulting internal surfaces to layer
my $neighbor_fill_surfaces = $self->layers->[$n]->regions->[$region_id]->fill_surfaces;
$neighbor_fill_surfaces->clear;
$neighbor_fill_surfaces->append(map Slic3r::Surface->new
(expolygon => $_, surface_type => S_TYPE_INTERNAL), @$internal);