PrusaSlicer-NonPlainar/xs/t/11_clipper.t
2013-11-21 14:15:38 +01:00

110 lines
2.9 KiB
Perl

#!/usr/bin/perl
use strict;
use warnings;
use Slic3r::XS;
use Test::More tests => 11;
my $square = [ # ccw
[200, 100],
[200, 200],
[100, 200],
[100, 100],
];
my $hole_in_square = [ # cw
[160, 140],
[140, 140],
[140, 160],
[160, 160],
];
my $expolygon = Slic3r::ExPolygon->new($square, $hole_in_square);
{
my $result = Slic3r::Geometry::Clipper::offset([ $square, $hole_in_square ], 5);
is_deeply [ map $_->pp, @$result ], [ [
[205, 205],
[95, 205],
[95, 95],
[205, 95],
], [
[145, 145],
[145, 155],
[155, 155],
[155, 145],
] ], 'offset';
}
{
my $result = Slic3r::Geometry::Clipper::offset_ex([ @$expolygon ], 5);
is_deeply $result->[0]->pp, [ [
[205, 205],
[95, 205],
[95, 95],
[205, 95],
], [
[145, 155],
[155, 155],
[155, 145],
[145, 145],
] ], 'offset_ex';
}
{
my $result = Slic3r::Geometry::Clipper::offset2_ex([ @$expolygon ], 5, -2);
is_deeply $result->[0]->pp, [ [
[203, 203],
[97, 203],
[97, 97],
[203, 97],
], [
[143, 157],
[157, 157],
[157, 143],
[143, 143],
] ], 'offset2_ex';
}
{
my $expolygon2 = Slic3r::ExPolygon->new([
[20000000, 20000000],
[0, 20000000],
[0, 0],
[20000000, 0],
], [
[5000000, 15000000],
[15000000, 15000000],
[15000000, 5000000],
[5000000, 5000000],
]);
my $result = Slic3r::Geometry::Clipper::offset2_ex([ @$expolygon2 ], -1, +1);
is_deeply $result->[0]->pp, $expolygon2->pp, 'offset2_ex';
}
{
my $polygon1 = Slic3r::Polygon->new(@$square);
my $polygon2 = Slic3r::Polygon->new(reverse @$hole_in_square);
my $result = Slic3r::Geometry::Clipper::diff_ex([$polygon1], [$polygon2]);
is $result->[0]->area, $expolygon->area, 'diff_ex';
}
{
my $polyline = Slic3r::Polyline->new([50,150], [300,150]);
{
my $result = Slic3r::Geometry::Clipper::intersection_pl([$polyline], [$square, $hole_in_square]);
is scalar(@$result), 2, 'intersection_pl - correct number of result lines';
# results are in no particular order
is scalar(grep $_->length == 40, @$result), 2, 'intersection_pl - result lines have correct length';
}
{
my $result = Slic3r::Geometry::Clipper::diff_pl([$polyline], [$square, $hole_in_square]);
is scalar(@$result), 3, 'diff_pl - correct number of result lines';
# results are in no particular order
is scalar(grep $_->length == 50, @$result), 1, 'diff_pl - the left result line has correct length';
is scalar(grep $_->length == 100, @$result), 1, 'diff_pl - two right result line has correct length';
is scalar(grep $_->length == 20, @$result), 1, 'diff_pl - the central result line has correct length';
}
}
__END__