61 lines
1.6 KiB
Perl
61 lines
1.6 KiB
Perl
package Slic3r::Fill::PlanePath;
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use Moo;
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extends 'Slic3r::Fill::Base';
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use Slic3r::Geometry qw(scale X1 Y1 X2 Y2);
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sub multiplier () { 1 }
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sub get_n {
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my $self = shift;
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my ($path, $bounding_box) = @_;
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my ($n_lo, $n_hi) = $path->rect_to_n_range(@$bounding_box);
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return ($n_lo .. $n_hi);
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}
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sub process_polyline {}
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sub fill_surface {
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my $self = shift;
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my ($surface, %params) = @_;
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# rotate polygons
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my $expolygon = $surface->expolygon->clone;
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my $rotate_vector = $self->infill_direction($surface);
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$self->rotate_points($expolygon, $rotate_vector);
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my $distance_between_lines = scale $params{flow_spacing} / $params{density} * $self->multiplier;
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my $bounding_box = $expolygon->bounding_box;
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(ref $self) =~ /::([^:]+)$/;
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my $path = "Math::PlanePath::$1"->new;
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my @n = $self->get_n($path, [ map +($_ / $distance_between_lines), @{$bounding_box->bb} ]);
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my $polyline = Slic3r::Polyline->new(
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map [ map {$_*$distance_between_lines} $path->n_to_xy($_) ], @n,
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);
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return {} if @$polyline <= 1;
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$self->process_polyline($polyline, $bounding_box);
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my @paths = map $_->clip_with_expolygon($expolygon),
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$polyline->clip_with_polygon($bounding_box->polygon);
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if (0) {
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require "Slic3r/SVG.pm";
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Slic3r::SVG::output("fill.svg",
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polygons => $expolygon,
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polylines => [map $_->p, @paths],
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);
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}
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# paths must be rotated back
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$self->rotate_points_back(\@paths, $rotate_vector);
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return { flow_spacing => $params{flow_spacing} }, @paths;
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}
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1;
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