70 lines
1.5 KiB
Perl
70 lines
1.5 KiB
Perl
#!/usr/bin/perl
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use strict;
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use warnings;
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use List::Util qw(first sum);
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use Slic3r::XS;
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use Test::More tests => 7;
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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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ok $expolygon->is_valid, 'is_valid';
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is_deeply $expolygon->clone->pp, [$square, $hole_in_square], 'clone';
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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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__END__
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