84 lines
2.1 KiB
Perl
84 lines
2.1 KiB
Perl
package Slic3r::Polyline;
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use strict;
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use warnings;
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use Slic3r::Geometry qw(A B X Y X1 X2 Y1 Y2 polyline_remove_parallel_continuous_edges polyline_remove_acute_vertices);
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use Slic3r::Geometry::Clipper qw(JT_SQUARE);
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use Storable qw();
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sub new_scale {
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my $class = shift;
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my @points = map { ref($_) eq 'Slic3r::Point' ? $_->pp : $_ } @_;
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return $class->new(map [ Slic3r::Geometry::scale($_->[X]), Slic3r::Geometry::scale($_->[Y]) ], @points);
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}
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sub wkt {
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my $self = shift;
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return sprintf "LINESTRING((%s))", join ',', map "$_->[0] $_->[1]", @$self;
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}
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sub merge_continuous_lines {
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my $self = shift;
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polyline_remove_parallel_continuous_edges($self);
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}
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sub remove_acute_vertices {
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my $self = shift;
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polyline_remove_acute_vertices($self);
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}
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sub simplify {
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my $self = shift;
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my $tolerance = shift || 10;
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my $simplified = Boost::Geometry::Utils::linestring_simplify($self->pp, $tolerance);
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return __PACKAGE__->new(@$simplified);
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}
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sub grow {
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my $self = shift;
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my ($distance, $scale, $joinType, $miterLimit) = @_;
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$joinType //= JT_SQUARE; # we override this one
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$scale //= 100000; # we init these because we can't pass undef
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$miterLimit //= 3;
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my @points = @$self;
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return @{Slic3r::Geometry::Clipper::offset(
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[ Slic3r::Polygon->new(@points, CORE::reverse @points[1..($#points-1)]) ],
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$distance, $scale, $joinType, $miterLimit,
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)};
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}
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sub clip_with_polygon {
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my $self = shift;
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my ($polygon) = @_;
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return $self->clip_with_expolygon(Slic3r::ExPolygon->new($polygon));
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}
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sub clip_with_expolygon {
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my $self = shift;
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my ($expolygon) = @_;
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my $result = Boost::Geometry::Utils::polygon_multi_linestring_intersection($expolygon->pp, [$self->pp]);
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return map { __PACKAGE__->new(@$_) } @$result;
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}
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sub bounding_box {
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my $self = shift;
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return Slic3r::Geometry::BoundingBox->new_from_points($self);
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}
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sub size {
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my $self = shift;
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return [ Slic3r::Geometry::size_2D($self) ];
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}
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sub align_to_origin {
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my $self = shift;
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my $bb = $self->bounding_box;
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return $self->translate(-$bb->x_min, -$bb->y_min);
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}
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1;
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