60 lines
1.7 KiB
Perl
60 lines
1.7 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 => 14;
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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 $polygon = Slic3r::Polygon->new(@$square);
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ok $polygon->is_valid, 'is_valid';
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is_deeply $polygon->pp, $square, 'polygon roundtrip';
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is ref($polygon->arrayref), 'ARRAY', 'polygon arrayref is unblessed';
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isa_ok $polygon->[0], 'Slic3r::Point::Ref', 'polygon point is blessed';
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my $lines = $polygon->lines;
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is_deeply [ map $_->pp, @$lines ], [
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[ [100, 100], [200, 100] ],
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[ [200, 100], [200, 200] ],
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[ [200, 200], [100, 200] ],
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[ [100, 200], [100, 100] ],
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], 'polygon lines';
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is_deeply $polygon->split_at_first_point->pp, [ @$square[0,1,2,3,0] ], 'split_at_first_point';
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is_deeply $polygon->split_at_index(2)->pp, [ @$square[2,3,0,1,2] ], 'split_at_index';
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is_deeply $polygon->split_at(Slic3r::Point->new(@{$square->[2]}))->pp, [ @$square[2,3,0,1,2] ], 'split_at';
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is $polygon->area, 100*100, 'area';
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ok $polygon->is_counter_clockwise, 'is_counter_clockwise';
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{
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my $clone = $polygon->clone;
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$clone->reverse;
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ok !$clone->is_counter_clockwise, 'is_counter_clockwise';
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$clone->make_counter_clockwise;
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ok $clone->is_counter_clockwise, 'make_counter_clockwise';
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$clone->make_counter_clockwise;
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ok $clone->is_counter_clockwise, 'make_counter_clockwise';
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}
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isa_ok $polygon->first_point, 'Slic3r::Point::Ref', 'first_point';
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# this is not a test: this just demonstrates bad usage, where $polygon->clone gets
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# DESTROY'ed before the derived object ($point), causing bad memory access
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if (0) {
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my $point;
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{
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$point = $polygon->clone->[0];
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}
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$point->scale(2);
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}
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__END__
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