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https://github.com/SoftFever/OrcaSlicer.git
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128 lines
3.5 KiB
Perl
128 lines
3.5 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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my $points = [
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[100, 100],
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[200, 100],
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[200, 200],
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];
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my $polyline = Slic3r::Polyline->new(@$points);
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is_deeply $polyline->pp, $points, 'polyline roundtrip';
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is ref($polyline->arrayref), 'ARRAY', 'polyline arrayref is unblessed';
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isa_ok $polyline->[0], 'Slic3r::Point::Ref', 'polyline point is blessed';
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my $lines = $polyline->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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], 'polyline lines';
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$polyline->append_polyline($polyline->clone);
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is_deeply $polyline->pp, [ @$points, @$points ], 'append_polyline';
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{
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my $len = $polyline->length;
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$polyline->clip_end($len/3);
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ok abs($polyline->length - ($len-($len/3))) < 1, 'clip_end';
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}
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{
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my $polyline = Slic3r::Polyline->new(
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[0,0], [20,0], [50,0], [80,0], [100,0],
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);
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$polyline->simplify(2);
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is_deeply $polyline->pp, [ [0,0], [100,0] ], 'Douglas-Peucker';
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}
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{
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my $polyline = Slic3r::Polyline->new(
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[0,0], [50,50], [100,0], [125,-25], [150,50],
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);
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$polyline->simplify(25);
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is_deeply $polyline->pp, [ [0, 0], [50, 50], [125, -25], [150, 50] ], 'Douglas-Peucker';
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}
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{
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my $polyline = Slic3r::Polyline->new(
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[0,0], [100,0], [50,10],
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);
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$polyline->simplify(25);
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is_deeply $polyline->pp, [ [0,0], [100,0], [50,10] ], 'Douglas-Peucker uses shortest distance instead of perpendicular distance';
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}
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{
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my $polyline = Slic3r::Polyline->new(@$points);
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is $polyline->length, 100*2, 'length';
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$polyline->extend_end(50);
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is $polyline->length, 100*2 + 50, 'extend_end';
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$polyline->extend_start(50);
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is $polyline->length, 100*2 + 50 + 50, 'extend_start';
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}
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{
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my $polyline = Slic3r::Polyline->new(@$points);
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my $p1 = Slic3r::Polyline->new;
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my $p2 = Slic3r::Polyline->new;
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my $point = Slic3r::Point->new(150, 100);
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$polyline->split_at($point, $p1, $p2);
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is scalar(@$p1), 2, 'split_at';
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is scalar(@$p2), 3, 'split_at';
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ok $p1->last_point->coincides_with($point), 'split_at';
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ok $p2->first_point->coincides_with($point), 'split_at';
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}
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{
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my $polyline = Slic3r::Polyline->new(@$points[0,1,2,0]);
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my $p1 = Slic3r::Polyline->new;
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my $p2 = Slic3r::Polyline->new;
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$polyline->split_at($polyline->first_point, $p1, $p2);
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is scalar(@$p1), 1, 'split_at';
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is scalar(@$p2), 4, 'split_at';
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}
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# disabled because we now use a more efficient but incomplete algorithm
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if (0) {
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my $polyline = Slic3r::Polyline->new(
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map [$_,10], (0,10,20,30,40,50,60)
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);
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{
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my $expolygon = Slic3r::ExPolygon->new(Slic3r::Polygon->new(
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[25,0], [55,0], [55,30], [25,30],
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));
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my $p = $polyline->clone;
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$p->simplify_by_visibility($expolygon);
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is_deeply $p->pp, [
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map [$_,10], (0,10,20,30,50,60)
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], 'simplify_by_visibility()';
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}
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{
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my $expolygon = Slic3r::ExPolygon->new(Slic3r::Polygon->new(
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[-15,0], [75,0], [75,30], [-15,30],
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));
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my $p = $polyline->clone;
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$p->simplify_by_visibility($expolygon);
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is_deeply $p->pp, [
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map [$_,10], (0,60)
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], 'simplify_by_visibility()';
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}
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{
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my $expolygon = Slic3r::ExPolygon->new(Slic3r::Polygon->new(
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[-15,0], [25,0], [25,30], [-15,30],
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));
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my $p = $polyline->clone;
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$p->simplify_by_visibility($expolygon);
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is_deeply $p->pp, [
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map [$_,10], (0,20,30,40,50,60)
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], 'simplify_by_visibility()';
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}
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}
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__END__
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