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use Test::More;
use strict;
use warnings;
plan tests => 32;
BEGIN {
use FindBin;
use lib "$FindBin::Bin/../lib";
use local::lib "$FindBin::Bin/../local-lib";
}
use List::Util qw(first);
use Slic3r;
use Slic3r::Geometry qw(X Y scale epsilon);
use Slic3r::Surface ':types';
sub scale_points (@) { map [scale $_->[X], scale $_->[Y]], @_ }
{
my $test = sub {
my ($expolygon, $fw, $expected, $descr) = @_;
my $flow = Slic3r::Flow->new(
nozzle_diameter => 0.5,
height => 0.4,
width => $fw,
);
my $slices = Slic3r::Surface::Collection->new;
$slices->append(Slic3r::Surface->new(
surface_type => S_TYPE_INTERNAL,
expolygon => $expolygon,
));
my $config = Slic3r::Config::Full->new;
my $loops = Slic3r::ExtrusionPath::Collection->new;
my $gap_fill = Slic3r::ExtrusionPath::Collection->new;
my $fill_surfaces = Slic3r::Surface::Collection->new;
my $pg = Slic3r::Layer::PerimeterGenerator->new(
$slices, $flow->height, $flow,
$config, $config, $config,
$loops, $gap_fill, $fill_surfaces,
);
$pg->process;
$loops = $loops->flatten;
my @single = grep $_->isa('Slic3r::ExtrusionPath'), @$loops;
my @loops = grep $_->isa('Slic3r::ExtrusionLoop'), @$loops;
if (0) {
require "Slic3r/SVG.pm";
Slic3r::SVG::output(
"output.svg",
expolygons => [$expolygon],
polylines => [ map $_->isa('Slic3r::ExtrusionPath') ? $_->polyline : $_->polygon->split_at_first_point, @$loops ],
red_polylines => [ map $_->polyline, @$gap_fill ],
);
}
is scalar(@single), $expected->{single} // 0, "expected number of single lines ($descr)";
is scalar(@loops), $expected->{loops} // 0, "expected number of loops ($descr)";
is scalar(@$gap_fill), $expected->{gaps} // 0, "expected number of gap fills ($descr)";
if ($expected->{single}) {
ok abs($loops->[0]->width - $expected->{width}) < epsilon, "single line covers the full width ($descr)";
}
if ($expected->{loops}) {
my $loop_width = $loops[0][0]->width;
my $gap_fill_width = @$gap_fill ? $gap_fill->[0]->width : 0;
ok $loop_width * $expected->{loops} * 2 + $gap_fill_width > $expected->{width} - epsilon,
"loop total width + gap fill covers the full width ($descr)";
}
};
my $fw = 0.7;
my $test_rect = sub {
my ($width, $expected) = @_;
my $e = Slic3r::ExPolygon->new([ scale_points [0,0], [100,0], [100,$width], [0,$width] ]);
$expected->{width} = $width;
$test->($e, $fw, $expected, $width);
};
$test_rect->($fw * 1, { single => 1, gaps => 0 });
$test_rect->($fw * 1.3, { single => 1, gaps => 0 });
$test_rect->($fw * 1.5, { single => 1, gaps => 0 });
$test_rect->($fw * 2, { loops => 1, gaps => 0 });
$test_rect->($fw * 2.5, { loops => 1, gaps => 1 });
$test_rect->($fw * 3, { loops => 1, gaps => 1 });
$test_rect->($fw * 3.5, { loops => 2, gaps => 0 });
$test_rect->($fw * 4, { loops => 2, gaps => 1 });
}
__END__
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