/usr/share/perl5/Slic3r/Polygon.pm is in slic3r 1.2.9+dfsg-2build1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 | package Slic3r::Polygon;
use strict;
use warnings;
# a polygon is a closed polyline.
use parent 'Slic3r::Polyline';
use Slic3r::Geometry qw(PI);
sub grow {
my $self = shift;
return $self->split_at_first_point->grow(@_);
}
# this method subdivides the polygon segments to that no one of them
# is longer than the length provided
sub subdivide {
my $self = shift;
my ($max_length) = @_;
my @points = @$self;
push @points, $points[0]; # append first point as this is a polygon
my @new_points = shift @points;
while (@points) {
while ($new_points[-1]->distance_to($points[0]) > $max_length) {
push @new_points, map Slic3r::Point->new(@$_),
Slic3r::Geometry::point_along_segment($new_points[-1], $points[0], $max_length);
}
push @new_points, shift @points;
}
pop @new_points; # remove last point as it coincides with first one
return Slic3r::Polygon->new(@new_points);
}
1;
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