106 lines
2.9 KiB
Perl
106 lines
2.9 KiB
Perl
#!/usr/bin/perl
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use strict;
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use warnings;
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use Slic3r::XS;
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use Test::More tests => 18;
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use constant PI => 4 * atan2(1, 1);
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my $square = [ # ccw
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[100, 100],
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[200, 100],
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[200, 200],
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[100, 200],
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];
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my $hole_in_square = [ # cw
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[140, 140],
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[140, 160],
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[160, 160],
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[160, 140],
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];
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my $expolygon = Slic3r::ExPolygon->new($square, $hole_in_square);
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is ref($expolygon->pp), 'ARRAY', 'expolygon pp is unblessed';
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is_deeply $expolygon->pp, [$square, $hole_in_square], 'expolygon roundtrip';
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is ref($expolygon->arrayref), 'ARRAY', 'expolygon arrayref is unblessed';
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isa_ok $expolygon->[0], 'Slic3r::Polygon', 'expolygon polygon is blessed';
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isa_ok $expolygon->[0][0], 'Slic3r::Point', 'expolygon point is blessed';
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{
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my $polygon = $expolygon->[0];
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$polygon->scale(2);
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isnt $expolygon->[0][0][0], $polygon->[0][0], 'a copy of polygons is returned';
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}
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is_deeply $expolygon->clone->pp, [$square, $hole_in_square], 'clone';
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# The following tests implicitely check that modifying clones
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# does not modify the original one.
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is $expolygon->area, 100*100-20*20, 'area';
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{
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my $expolygon2 = $expolygon->clone;
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$expolygon2->scale(2.5);
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is_deeply $expolygon2->pp, [
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[map [ 2.5*$_->[0], 2.5*$_->[1] ], @$square],
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[map [ 2.5*$_->[0], 2.5*$_->[1] ], @$hole_in_square]
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], 'scale';
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}
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{
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my $expolygon2 = $expolygon->clone;
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$expolygon2->translate(10, -5);
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is_deeply $expolygon2->pp, [
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[map [ $_->[0]+10, $_->[1]-5 ], @$square],
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[map [ $_->[0]+10, $_->[1]-5 ], @$hole_in_square]
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], 'translate';
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}
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{
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my $expolygon2 = $expolygon->clone;
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$expolygon2->rotate(PI/2, Slic3r::Point->new(150,150));
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is_deeply $expolygon2->pp, [
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[ @$square[1,2,3,0] ],
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[ @$hole_in_square[3,0,1,2] ]
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], 'rotate around Point';
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}
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{
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my $expolygon2 = $expolygon->clone;
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$expolygon2->rotate(PI/2, [150,150]);
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is_deeply $expolygon2->pp, [
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[ @$square[1,2,3,0] ],
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[ @$hole_in_square[3,0,1,2] ]
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], 'rotate around pure-Perl Point';
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}
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{
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my $expolygon2 = $expolygon->clone;
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$expolygon2->scale(2);
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my $collection = Slic3r::ExPolygon::Collection->new($expolygon->pp, $expolygon2->pp);
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is_deeply $collection->pp, [ $expolygon->pp, $expolygon2->pp ],
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'expolygon collection (pure Perl) roundtrip';
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my $collection2 = Slic3r::ExPolygon::Collection->new($expolygon, $expolygon2);
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is_deeply $collection->pp, $collection2->pp,
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'expolygon collection (XS) roundtrip';
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$collection->clear;
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is scalar(@$collection), 0, 'clear collection';
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$collection->append($expolygon);
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is scalar(@$collection), 1, 'append to collection';
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my $exp = $collection->[0];
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$exp->scale(3);
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isnt $collection->[0][0][0][0], $exp->[0][0][0], 'collection items are not returned by reference';
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is_deeply $collection->[0]->clone->pp, $collection->[0]->pp, 'clone collection item';
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}
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__END__
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