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https://github.com/SoftFever/OrcaSlicer.git
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120 lines
3.9 KiB
Perl
120 lines
3.9 KiB
Perl
use Test::More tests => 12;
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use strict;
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use warnings;
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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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use List::Util qw(first);
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use Slic3r::Geometry qw(epsilon scale unscale scaled_epsilon Y);
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use Slic3r::Test;
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{
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my $config = Slic3r::Config->new_from_defaults;
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$config->set('layer_height', 0.2);
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$config->set('first_layer_height', '100%');
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$config->set('extrusion_width', 0.5);
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$config->set('first_layer_extrusion_width', '200%'); # check this one too
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$config->set('skirts', 0);
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$config->set('thin_walls', 1);
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my $print = Slic3r::Test::init_print('gt2_teeth', config => $config);
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my %extrusion_paths = (); # Z => count of continuous extrusions
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my $extruding = 0;
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Slic3r::GCode::Reader->new->parse(Slic3r::Test::gcode($print), sub {
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my ($self, $cmd, $args, $info) = @_;
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if ($cmd eq 'G1') {
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if ($info->{extruding} && $info->{dist_XY}) {
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if (!$extruding) {
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$extrusion_paths{$self->Z} //= 0;
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$extrusion_paths{$self->Z}++;
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}
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$extruding = 1;
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} else {
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$extruding = 0;
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}
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}
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});
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ok !(first { $_ != 3 } values %extrusion_paths),
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'no superfluous thin walls are generated for toothed profile';
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}
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{
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my $square = Slic3r::Polygon->new_scale( # 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 = Slic3r::Polygon->new_scale( # 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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my $res = $expolygon->medial_axis(scale 1, scale 0.5);
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is scalar(@$res), 1, 'medial axis of a square shape is a single closed loop';
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ok $res->[0]->length > $hole_in_square->length && $res->[0]->length < $square->length,
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'medial axis loop has reasonable length';
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}
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{
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my $expolygon = Slic3r::ExPolygon->new(Slic3r::Polygon->new_scale(
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[100, 100],
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[120, 100],
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[120, 200],
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[100, 200],
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));
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my $res = $expolygon->medial_axis(scale 1, scale 0.5);
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is scalar(@$res), 1, 'medial axis of a narrow rectangle is a single line';
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ok unscale($res->[0]->length) >= (200-100 - (120-100)) - epsilon, 'medial axis has reasonable length';
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$expolygon = Slic3r::ExPolygon->new(Slic3r::Polygon->new_scale(
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[100, 100],
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[120, 100],
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[120, 200],
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[105, 200], # extra point in the short side
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[100, 200],
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));
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my $res2 = $expolygon->medial_axis(scale 1, scale 0.5);
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is scalar(@$res), 1, 'medial axis of a narrow rectangle with an extra vertex is still a single line';
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ok unscale($res->[0]->length) >= (200-100 - (120-100)) - epsilon, 'medial axis has still a reasonable length';
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ok !(grep { abs($_ - scale 150) < scaled_epsilon } map $_->[Y], map @$_, @$res2), "extra vertices don't influence medial axis";
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}
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{
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my $expolygon = Slic3r::ExPolygon->new(Slic3r::Polygon->new_scale(
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[100, 100],
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[120, 100],
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[112, 200],
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[108, 200],
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));
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my $res = $expolygon->medial_axis(scale 1, scale 0.5);
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is scalar(@$res), 1, 'medial axis of a narrow trapezoid is a single line';
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ok unscale($res->[0]->length) >= (200-100 - (120-100)) - epsilon, 'medial axis has reasonable length';
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}
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{
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my $expolygon = Slic3r::ExPolygon->new(Slic3r::Polygon->new_scale(
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[100, 100],
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[120, 100],
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[120, 180],
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[200, 180],
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[200, 200],
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[100, 200],
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));
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my $res = $expolygon->medial_axis(scale 1, scale 0.5);
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is scalar(@$res), 1, 'medial axis of a L shape is a single polyline';
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my $len = unscale($res->[0]->length) + 20; # 20 is the thickness of the expolygon, which is subtracted from the ends
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ok $len > 80*2 && $len < 100*2, 'medial axis has reasonable length';
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}
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__END__
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