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Failing test cases for Clipper bug returning empty result set. #2028

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Alessandro Ranellucci 2014-05-12 22:28:26 +02:00
parent 70ceb853f1
commit fcdb462abe
3 changed files with 29 additions and 2 deletions
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5
lib/Slic3r/Polygon.pm
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@ -15,6 +15,11 @@ sub wkt {
return sprintf "POLYGON((%s))", join ',', map "$_->[0] $_->[1]", @$self;
}
sub dump_perl {
my $self = shift;
return sprintf "[%s]", join ',', map "[$_->[0],$_->[1]]", @$self;
}
sub grow {
my $self = shift;
return $self->split_at_first_point->grow(@_);

24
xs/t/11_clipper.t
View file

@ -4,7 +4,7 @@ use strict;
use warnings;
use Slic3r::XS;
use Test::More tests => 17;
use Test::More tests => 19;
my $square = Slic3r::Polygon->new( # ccw
[200, 100],
@ -155,4 +155,26 @@ if (0) { # Clipper does not preserve polyline orientation
}
}
{
my $subject = Slic3r::Polyline->new(
[44735000,31936670],[55270000,31936670],[55270000,25270000],[74730000,25270000],[74730000,44730000],[68063296,44730000],[68063296,55270000],[74730000,55270000],[74730000,74730000],[55270000,74730000],[55270000,68063296],[44730000,68063296],[44730000,74730000],[25270000,74730000],[25270000,55270000],[31936670,55270000],[31936670,44730000],[25270000,44730000],[25270000,25270000],[44730000,25270000],[44730000,31936670]
);
my $clip = [
Slic3r::Polygon->new([75200000,45200000],[54800000,45200000],[54800000,24800000],[75200000,24800000]),
];
my $result = Slic3r::Geometry::Clipper::intersection_pl([$subject], $clip);
is scalar(@$result), 1, 'intersection_pl - result is not empty';
}
{
my $subject = Slic3r::Polygon->new(
[44730000,31936670],[55270000,31936670],[55270000,25270000],[74730000,25270000],[74730000,44730000],[68063296,44730000],[68063296,55270000],[74730000,55270000],[74730000,74730000],[55270000,74730000],[55270000,68063296],[44730000,68063296],[44730000,74730000],[25270000,74730000],[25270000,55270000],[31936670,55270000],[31936670,44730000],[25270000,44730000],[25270000,25270000],[44730000,25270000]
);
my $clip = [
Slic3r::Polygon->new([75200000,45200000],[54800000,45200000],[54800000,24800000],[75200000,24800000]),
];
my $result = Slic3r::Geometry::Clipper::intersection_ppl([$subject], $clip);
is scalar(@$result), 1, 'intersection_ppl - result is not empty';
}
__END__