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Fix plater slowness after the introduction of the vertical projection

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Alessandro Ranellucci
2012-11-29 19:13:52 +01:00
parent 93310a6a81
commit b495e15d7f
2 changed files with 10 additions and 8 deletions
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5
lib/Slic3r/TriangleMesh.pm
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@@ -584,11 +584,12 @@ sub horizontal_projection {
my @f = ();
foreach my $facet (@{$self->facets}) {
push @f, [ map [ @{$self->vertices->[$_]}[X,Y] ], @$facet ];
push @f, Slic3r::Polygon->new([ map [ @{$self->vertices->[$_]}[X,Y] ], @$facet ]);
}
$_->make_counter_clockwise for @f;
my $scale_vector = Math::Clipper::integerize_coordinate_sets({ bits => 32 }, @f);
my $union = union_ex([ Slic3r::Geometry::Clipper::offset(\@f, 1) ]);
my $union = union_ex([ Slic3r::Geometry::Clipper::offset(\@f, 10000) ]);
Math::Clipper::unscale_coordinate_sets($scale_vector, $_) for @$union;
return $union;
}