88 lines
1.8 KiB
Perl
88 lines
1.8 KiB
Perl
package Slic3r::Geometry::BoundingBox;
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use Moo;
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use Slic3r::Geometry qw(X Y Z MIN MAX X1 Y1 X2 Y2);
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use Storable qw();
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has 'extents' => (is => 'ro', required => 1);
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sub clone { Storable::dclone($_[0]) }
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# 2D
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sub new_from_points {
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my $class = shift;
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my ($points) = @_;
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my $bb = [ Slic3r::Geometry::bounding_box($points) ];
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return $class->new(extents => [
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[ $bb->[X1], $bb->[X2] ],
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[ $bb->[Y1], $bb->[Y2] ],
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]);
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}
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# 3D
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sub new_from_points_3D {
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my $class = shift;
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my ($points) = @_;
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return $class->new(extents => [ Slic3r::Geometry::bounding_box_3D($points) ]);
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}
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# four-arguments 2D bb
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sub bb {
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my $self = shift;
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my $extents = $self->extents;
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return [ $extents->[X][MIN], $extents->[Y][MIN], $extents->[X][MAX], $extents->[Y][MAX] ];
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}
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sub polygon {
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my $self = shift;
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return Slic3r::Polygon->new_from_bounding_box($self->bb);
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}
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# note to $self
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sub rotate {
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die "Rotating an axis-aligned bounding box doesn't make any sense";
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}
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sub scale {
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my $self = shift;
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my ($factor) = @_;
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for (@{$self->extents}) {
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$_ *= $factor for @$_[MIN,MAX];
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}
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$self;
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}
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sub size {
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my $self = shift;
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my $extents = $self->extents;
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return [ map $extents->[$_][MAX] - $extents->[$_][MIN], grep $extents->[$_], (X,Y,Z) ];
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}
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sub center {
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my $self = shift;
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my $extents = $self->extents;
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return [ map +($extents->[$_][MAX] + $extents->[$_][MIN])/2, grep $extents->[$_], (X,Y,Z) ];
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}
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sub center_2D {
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my $self = shift;
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return Slic3r::Point->new(@{$self->center}[X,Y]);
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}
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sub min_point {
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my $self = shift;
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return Slic3r::Point->new($self->extents->[X][MIN], $self->extents->[Y][MIN]);
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}
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sub max_point {
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my $self = shift;
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return Slic3r::Point->new($self->extents->[X][MAX], $self->extents->[Y][MAX]);
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}
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1;
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