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package Slic3r::Print::Object;
# extends c++ class Slic3r::PrintObject (Print.xsp)
use strict;
use warnings;
use List::Util qw(min max sum first);
use Slic3r::Flow ':roles';
use Slic3r::Geometry qw(scale epsilon);
use Slic3r::Geometry::Clipper qw(diff diff_ex intersection intersection_ex union union_ex
offset offset2 offset_ex offset2_ex JT_MITER);
use Slic3r::Print::State ':steps';
use Slic3r::Surface ':types';
# If enabled, phases of prepare_infill will be written into SVG files to an "out" directory.
our $SLIC3R_DEBUG_SLICE_PROCESSING = 0;
sub layers {
my $self = shift;
return [ map $self->get_layer($_), 0..($self->layer_count - 1) ];
}
sub support_layers {
my $self = shift;
return [ map $self->get_support_layer($_), 0..($self->support_layer_count - 1) ];
}
# 1) Decides Z positions of the layers,
# 2) Initializes layers and their regions
# 3) Slices the object meshes
# 4) Slices the modifier meshes and reclassifies the slices of the object meshes by the slices of the modifier meshes
# 5) Applies size compensation (offsets the slices in XY plane)
# 6) Replaces bad slices by the slices reconstructed from the upper/lower layer
# Resulting expolygons of layer regions are marked as Internal.
#
# this should be idempotent
sub slice {
my $self = shift;
return if $self->step_done(STEP_SLICE);
$self->set_step_started(STEP_SLICE);
$self->print->status_cb->(10, "Processing triangulated mesh");
$self->_slice;
my $warning = $self->_fix_slicing_errors;
warn $warning if (defined($warning) && $warning ne '');
# simplify slices if required
$self->_simplify_slices(scale($self->print->config->resolution))
if ($self->print->config->resolution);
die "No layers were detected. You might want to repair your STL file(s) or check their size or thickness and retry.\n"
if !@{$self->layers};
$self->set_step_done(STEP_SLICE);
}
# 1) Merges typed region slices into stInternal type.
# 2) Increases an "extra perimeters" counter at region slices where needed.
# 3) Generates perimeters, gap fills and fill regions (fill regions of type stInternal).
sub make_perimeters {
my ($self) = @_;
# prerequisites
$self->slice;
if (! $self->step_done(STEP_PERIMETERS)) {
$self->print->status_cb->(20, "Generating perimeters");
$self->_make_perimeters;
}
}
sub prepare_infill {
my ($self) = @_;
# prerequisites
$self->make_perimeters;
return if $self->step_done(STEP_PREPARE_INFILL);
$self->set_step_started(STEP_PREPARE_INFILL);
$self->print->status_cb->(30, "Preparing infill");
$self->_prepare_infill;
$self->set_step_done(STEP_PREPARE_INFILL);
}
sub infill {
my ($self) = @_;
# prerequisites
$self->prepare_infill;
$self->_infill;
}
sub generate_support_material {
my $self = shift;
# prerequisites
$self->slice;
return if $self->step_done(STEP_SUPPORTMATERIAL);
$self->set_step_started(STEP_SUPPORTMATERIAL);
$self->clear_support_layers;
if (($self->config->support_material || $self->config->raft_layers > 0) && scalar(@{$self->layers}) > 1) {
$self->print->status_cb->(85, "Generating support material");
# New supports, C++ implementation.
$self->_generate_support_material;
}
$self->set_step_done(STEP_SUPPORTMATERIAL);
my $stats = sprintf "Weight: %.1fg, Cost: %.1f" , $self->print->total_weight, $self->print->total_cost;
$self->print->status_cb->(85, $stats);
}
1;
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