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Make plater work with XS data in single-thread environment

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This commit is contained in:
Alessandro Ranellucci 2013-07-11 19:13:43 +02:00
parent 87a5de193d
commit fb7cea3cb9
3 changed files with 7 additions and 5 deletions
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1
lib/Slic3r/Geometry/Clipper.pm
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@ -94,6 +94,7 @@ sub union_ex {
my ($polygons, $jointype, $safety_offset) = @_;
$jointype = PFT_NONZERO unless defined $jointype;
$clipper->clear;
$polygons = $polygons->arrayref if ref $polygons eq 'Slic3r::ExPolygon::XS';
$clipper->add_subject_polygons($safety_offset ? safety_offset($polygons) : $polygons);
return [
map Slic3r::ExPolygon::XS->new($_->{outer}, @{$_->{holes}}),

1
lib/Slic3r/TriangleMesh.pm
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@ -533,6 +533,7 @@ sub horizontal_projection {
my $scale_vector = Math::Clipper::integerize_coordinate_sets({ bits => 32 }, @f);
$_->make_counter_clockwise for @f; # do this after scaling, as winding order might change while doing that
my $union = union_ex([ Slic3r::Geometry::Clipper::offset(\@f, 10000) ]);
$union = [ map $_->arrayref, @$union ];
Math::Clipper::unscale_coordinate_sets($scale_vector, $_) for @$union;
return $union;
}