PrusaSlicer-NonPlainar/lib/Slic3r/Surface.pm
2013-07-07 15:17:09 +02:00

129 lines
3.8 KiB
Perl

package Slic3r::Surface;
use strict;
use warnings;
require Exporter;
our @ISA = qw(Exporter);
our @EXPORT_OK = qw(S_TYPE_TOP S_TYPE_BOTTOM S_TYPE_INTERNAL S_TYPE_INTERNALSOLID S_TYPE_INTERNALBRIDGE S_TYPE_INTERNALVOID);
our %EXPORT_TAGS = (types => \@EXPORT_OK);
use constant S_EXPOLYGON => 0;
use constant S_SURFACE_TYPE => 1;
use constant S_THICKNESS => 2; # in mm
use constant S_THICKNESS_LAYERS => 3; # in layers
use constant S_BRIDGE_ANGLE => 4;
use constant S_EXTRA_PERIMETERS => 5;
use constant S_TYPE_TOP => 0;
use constant S_TYPE_BOTTOM => 1;
use constant S_TYPE_INTERNAL => 2;
use constant S_TYPE_INTERNALSOLID => 3;
use constant S_TYPE_INTERNALBRIDGE => 4;
use constant S_TYPE_INTERNALVOID => 5;
sub new {
my $class = shift;
my %args = @_;
my $self = [
map delete $args{$_}, qw(expolygon surface_type thickness thickness_layers bridge_angle extra_perimeters),
];
$self->[S_THICKNESS_LAYERS] //= 1;
bless $self, $class;
$self;
}
sub clone {
my $self = shift;
my %p = @_;
return (ref $self)->new(
(map { $_ => $self->$_ } qw(surface_type thickness thickness_layers bridge_angle)),
expolygon => (defined $p{expolygon} ? delete $p{expolygon} : $self->expolygon->clone),
%p,
);
}
sub expolygon { $_[0][S_EXPOLYGON] }
sub surface_type { $_[0][S_SURFACE_TYPE] = $_[1] if defined $_[1]; $_[0][S_SURFACE_TYPE] }
sub thickness { $_[0][S_THICKNESS] }
sub thickness_layers { $_[0][S_THICKNESS_LAYERS] }
sub bridge_angle { $_[0][S_BRIDGE_ANGLE] = $_[1] if defined $_[1]; $_[0][S_BRIDGE_ANGLE] }
sub extra_perimeters { $_[0][S_EXTRA_PERIMETERS] = $_[1] if defined $_[1]; $_[0][S_EXTRA_PERIMETERS] }
if (eval "use Class::XSAccessor::Array; 1") {
Class::XSAccessor::Array->import(
getters => {
expolygon => S_EXPOLYGON,
},
accessors => {
surface_type => S_SURFACE_TYPE,
thickness => S_THICKNESS,
thickness_layers => S_THICKNESS_LAYERS,
bridge_angle => S_BRIDGE_ANGLE,
extra_perimeters => S_EXTRA_PERIMETERS,
},
replace => 1,
);
}
# delegate handles
sub encloses_point { $_[0]->expolygon->encloses_point }
sub lines { $_[0]->expolygon->lines }
sub contour { $_[0]->expolygon->contour }
sub holes { $_[0]->expolygon->holes }
# static method to group surfaces having same surface_type, bridge_angle and thickness*
sub group {
my $class = shift;
my $params = ref $_[0] eq 'HASH' ? shift(@_) : {};
my (@surfaces) = @_;
my %unique_types = ();
foreach my $surface (@surfaces) {
my $type = join '_',
($params->{merge_solid} && $surface->is_solid) ? 'solid' : $surface->surface_type,
$surface->bridge_angle // '',
$surface->thickness // '',
$surface->thickness_layers;
$unique_types{$type} ||= [];
push @{ $unique_types{$type} }, $surface;
}
return values %unique_types;
}
sub offset {
my $self = shift;
return map $self->clone(expolygon => $_), $self->expolygon->offset_ex(@_);
}
sub simplify {
my $self = shift;
return map $self->clone(expolygon => $_), $self->expolygon->simplify(@_);
}
sub p {
my $self = shift;
return @{$self->expolygon};
}
sub is_solid {
my $self = shift;
my $type = $self->surface_type;
# S_TYPE_INTERNALBRIDGE is not solid because we can't merge it with other solid types
return $type == S_TYPE_TOP
|| $type == S_TYPE_BOTTOM
|| $type == S_TYPE_INTERNALSOLID;
}
sub is_bridge {
my $self = shift;
my $type = $self->surface_type;
return $type == S_TYPE_BOTTOM
|| $type == S_TYPE_INTERNALBRIDGE;
}
1;