PrusaSlicer-NonPlainar/xs/t/08_extrusionloop.t

148 lines
7.2 KiB
Perl

#!/usr/bin/perl
use strict;
use warnings;
use List::Util qw(sum);
use Slic3r::XS;
use Test::More tests => 46;
{
my $square = [
[100, 100],
[200, 100],
[200, 200],
[100, 200],
];
my $square_p = Slic3r::Polygon->new(@$square);
my $loop = Slic3r::ExtrusionLoop->new;
$loop->append(Slic3r::ExtrusionPath->new(
polyline => $square_p->split_at_first_point,
role => Slic3r::ExtrusionPath::EXTR_ROLE_EXTERNAL_PERIMETER,
mm3_per_mm => 1,
));
isa_ok $loop, 'Slic3r::ExtrusionLoop';
isa_ok $loop->polygon, 'Slic3r::Polygon', 'loop polygon';
is $loop->polygon->area, $square_p->area, 'polygon area';
is $loop->length, $square_p->length(), 'loop length';
$loop = $loop->clone;
is scalar(@$loop), 1, 'loop contains one path';
{
my $path = $loop->[0];
isa_ok $path, 'Slic3r::ExtrusionPath::Ref';
is $path->role, Slic3r::ExtrusionPath::EXTR_ROLE_EXTERNAL_PERIMETER, 'role';
$path->role(Slic3r::ExtrusionPath::EXTR_ROLE_FILL);
is $path->role, Slic3r::ExtrusionPath::EXTR_ROLE_FILL, 'modify role';
}
$loop->split_at_vertex($square_p->[2]);
is scalar(@$loop), 1, 'splitting a single-path loop results in a single path';
is scalar(@{$loop->[0]->polyline}), 5, 'path has correct number of points';
ok $loop->[0]->polyline->[0]->coincides_with($square_p->[2]), 'expected point order';
ok $loop->[0]->polyline->[1]->coincides_with($square_p->[3]), 'expected point order';
ok $loop->[0]->polyline->[2]->coincides_with($square_p->[0]), 'expected point order';
ok $loop->[0]->polyline->[3]->coincides_with($square_p->[1]), 'expected point order';
ok $loop->[0]->polyline->[4]->coincides_with($square_p->[2]), 'expected point order';
}
{
my $polyline1 = Slic3r::Polyline->new([100,100], [200,100], [200,200]);
my $polyline2 = Slic3r::Polyline->new([200,200], [100,200], [100,100]);
my $loop = Slic3r::ExtrusionLoop->new_from_paths(
Slic3r::ExtrusionPath->new(
polyline => $polyline1,
role => Slic3r::ExtrusionPath::EXTR_ROLE_EXTERNAL_PERIMETER,
mm3_per_mm => 1,
),
Slic3r::ExtrusionPath->new(
polyline => $polyline2,
role => Slic3r::ExtrusionPath::EXTR_ROLE_OVERHANG_PERIMETER,
mm3_per_mm => 1,
),
);
my $tot_len = sum($polyline1->length, $polyline2->length);
is $loop->length, $tot_len, 'length';
is scalar(@$loop), 2, 'loop contains two paths';
{
# check splitting at intermediate point
my $loop2 = $loop->clone;
isa_ok $loop2, 'Slic3r::ExtrusionLoop';
$loop2->split_at_vertex($polyline1->[1]);
is $loop2->length, $tot_len, 'length after splitting is unchanged';
is scalar(@$loop2), 3, 'loop contains three paths after splitting';
ok $loop2->[0]->polyline->[0]->coincides_with($polyline1->[1]), 'expected starting point';
ok $loop2->[-1]->polyline->[-1]->coincides_with($polyline1->[1]), 'expected ending point';
ok $loop2->[0]->polyline->[-1]->coincides_with($loop2->[1]->polyline->[0]), 'paths have common point';
ok $loop2->[1]->polyline->[-1]->coincides_with($loop2->[2]->polyline->[0]), 'paths have common point';
is $loop2->[0]->role, Slic3r::ExtrusionPath::EXTR_ROLE_EXTERNAL_PERIMETER, 'expected order after splitting';
is $loop2->[1]->role, Slic3r::ExtrusionPath::EXTR_ROLE_OVERHANG_PERIMETER, 'expected order after splitting';
is $loop2->[2]->role, Slic3r::ExtrusionPath::EXTR_ROLE_EXTERNAL_PERIMETER, 'expected order after splitting';
is scalar(@{$loop2->[0]->polyline}), 2, 'path has correct number of points';
is scalar(@{$loop2->[1]->polyline}), 3, 'path has correct number of points';
is scalar(@{$loop2->[2]->polyline}), 2, 'path has correct number of points';
my @paths = @{$loop2->clip_end(3)};
is sum(map $_->length, @paths), $loop2->length - 3, 'returned paths have expected length';
}
{
# check splitting at endpoint
my $loop2 = $loop->clone;
$loop2->split_at_vertex($polyline2->[0]);
is $loop2->length, $tot_len, 'length after splitting is unchanged';
is scalar(@$loop2), 2, 'loop contains two paths after splitting';
ok $loop2->[0]->polyline->[0]->coincides_with($polyline2->[0]), 'expected starting point';
ok $loop2->[-1]->polyline->[-1]->coincides_with($polyline2->[0]), 'expected ending point';
ok $loop2->[0]->polyline->[-1]->coincides_with($loop2->[1]->polyline->[0]), 'paths have common point';
ok $loop2->[1]->polyline->[-1]->coincides_with($loop2->[0]->polyline->[0]), 'paths have common point';
is $loop2->[0]->role, Slic3r::ExtrusionPath::EXTR_ROLE_OVERHANG_PERIMETER, 'expected order after splitting';
is $loop2->[1]->role, Slic3r::ExtrusionPath::EXTR_ROLE_EXTERNAL_PERIMETER, 'expected order after splitting';
is scalar(@{$loop2->[0]->polyline}), 3, 'path has correct number of points';
is scalar(@{$loop2->[1]->polyline}), 3, 'path has correct number of points';
}
{
my $loop2 = $loop->clone;
my $point = Slic3r::Point->new(250,150);
$loop2->split_at($point);
is $loop2->length, $tot_len, 'length after splitting is unchanged';
is scalar(@$loop2), 3, 'loop contains three paths after splitting';
my $expected_start_point = Slic3r::Point->new(200,150);
ok $loop2->[0]->polyline->[0]->coincides_with($expected_start_point), 'expected starting point';
ok $loop2->[-1]->polyline->[-1]->coincides_with($expected_start_point), 'expected ending point';
}
}
{
my @polylines = (
Slic3r::Polyline->new([59312736,4821067],[64321068,4821067],[64321068,4821067],[64321068,9321068],[59312736,9321068]),
Slic3r::Polyline->new([59312736,9321068],[9829401,9321068]),
Slic3r::Polyline->new([9829401,9321068],[4821067,9321068],[4821067,4821067],[9829401,4821067]),
Slic3r::Polyline->new([9829401,4821067],[59312736,4821067]),
);
my $loop = Slic3r::ExtrusionLoop->new;
$loop->append($_) for (
Slic3r::ExtrusionPath->new(polyline => $polylines[0], role => Slic3r::ExtrusionPath::EXTR_ROLE_EXTERNAL_PERIMETER, mm3_per_mm => 1),
Slic3r::ExtrusionPath->new(polyline => $polylines[1], role => Slic3r::ExtrusionPath::EXTR_ROLE_OVERHANG_PERIMETER, mm3_per_mm => 1),
Slic3r::ExtrusionPath->new(polyline => $polylines[2], role => Slic3r::ExtrusionPath::EXTR_ROLE_EXTERNAL_PERIMETER, mm3_per_mm => 1),
Slic3r::ExtrusionPath->new(polyline => $polylines[3], role => Slic3r::ExtrusionPath::EXTR_ROLE_OVERHANG_PERIMETER, mm3_per_mm => 1),
);
my $point = Slic3r::Point->new(4821067,9321068);
$loop->split_at_vertex($point) or $loop->split_at($point);
is_deeply [ map $_->role, @$loop ], [
Slic3r::ExtrusionPath::EXTR_ROLE_EXTERNAL_PERIMETER,
Slic3r::ExtrusionPath::EXTR_ROLE_OVERHANG_PERIMETER,
Slic3r::ExtrusionPath::EXTR_ROLE_EXTERNAL_PERIMETER,
Slic3r::ExtrusionPath::EXTR_ROLE_OVERHANG_PERIMETER,
Slic3r::ExtrusionPath::EXTR_ROLE_EXTERNAL_PERIMETER,
], 'order is correctly preserved after splitting';
}
__END__