38 lines
1.1 KiB
Perl
38 lines
1.1 KiB
Perl
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use Test::More;
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plan tests => 7;
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BEGIN {
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use FindBin;
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use lib "$FindBin::Bin/../lib";
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}
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use Slic3r;
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my $stl = Slic3r::STL->new;
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my @lines;
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my $z = 20;
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my @points = ([3, 4], [8, 5], [1, 9]);
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is_deeply lines(20, 20, 20), [
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[ $points[0], $points[1] ],
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[ $points[1], $points[2] ],
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[ $points[2], $points[0] ],
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], 'horizontal';
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is_deeply lines(22, 20, 20), [ [ $points[1], $points[2] ] ], 'lower edge on layer';
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is_deeply lines(20, 20, 10), [ [ $points[0], $points[1] ] ], 'upper edge on layer';
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is_deeply lines(20, 15, 10), [ ], 'upper vertex on layer';
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is_deeply lines(28, 20, 30), [ ], 'lower vertex on layer';
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is_deeply lines(24, 10, 16), [ [ [4, 4], [2, 6] ] ], 'two edges intersect';
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is_deeply lines(24, 10, 20), [ [ [4, 4], [1, 9] ] ], 'one vertex on plane and one edge intersects';
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sub vertices {
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[ map [ @{$points[$_]}, $_[$_] ], 0..2 ]
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}
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sub lines {
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[ map [ map ref $_ eq 'Slic3r::Point' ? $_->p : [ map sprintf('%.0f', $_), @$_ ], @$_ ], $stl->intersect_facet(vertices(@_), $z, $dz) ];
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}
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