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Bugfix: thin walls forming a closed loop had overlapping segments at their endpoints. #1948 #1875

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Alessandro Ranellucci
2014-05-21 15:03:31 +02:00
parent a8b6e32767
commit 08279ec5d8
4 changed files with 43 additions and 22 deletions
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6
t/thin.t
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@@ -1,4 +1,4 @@
use Test::More tests => 11;
use Test::More tests => 13;
use strict;
use warnings;
@@ -62,7 +62,9 @@ if (0) {
);
my $expolygon = Slic3r::ExPolygon->new($square, $hole_in_square);
my $res = $expolygon->medial_axis(scale 1, scale 0.5);
is scalar(@$res), 1, 'medial axis of a square shape is a single closed loop';
is scalar(@$res), 1, 'medial axis of a square shape is a single path';
isa_ok $res->[0], 'Slic3r::Polyline', 'medial axis result is a polyline';
ok $res->[0]->first_point->coincides_with($res->[0]->last_point), 'polyline forms a closed loop';
ok $res->[0]->length > $hole_in_square->length && $res->[0]->length < $square->length,
'medial axis loop has reasonable length';
}