mirror of https://github.com/vitalif/Slic3r
Avoid closures, move planning code to _plan() and layer G-code generation to Slic3r::GCode::Layer
Alessandro Ranellucci
parent
08a0bbd7f0
commit
f599ed00c6
1
MANIFEST
1
MANIFEST
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@ -25,6 +25,7 @@ lib/Slic3r/Format/OBJ.pm
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lib/Slic3r/Format/STL.pm
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lib/Slic3r/GCode.pm
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lib/Slic3r/GCode/CoolingBuffer.pm
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lib/Slic3r/GCode/Layer.pm
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lib/Slic3r/GCode/MotionPlanner.pm
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lib/Slic3r/GCode/Reader.pm
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lib/Slic3r/GCode/SpiralVase.pm
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@ -46,6 +46,7 @@ use Slic3r::Format::OBJ;
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use Slic3r::Format::STL;
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use Slic3r::GCode;
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use Slic3r::GCode::CoolingBuffer;
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use Slic3r::GCode::Layer;
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use Slic3r::GCode::MotionPlanner;
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use Slic3r::GCode::Reader;
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use Slic3r::GCode::SpiralVase;
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@ -294,34 +294,6 @@ sub travel_to {
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$self->speed('travel');
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$gcode .= $self->G0($point, undef, 0, $comment || "");
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} else {
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my $plan = sub {
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my $mp = shift;
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my $gcode = "";
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my @travel = $mp->shortest_path($self->last_pos, $point)->lines;
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# if the path is not contained in a single island we need to retract
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my $need_retract = !$Slic3r::Config->only_retract_when_crossing_perimeters;
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if (!$need_retract) {
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$need_retract = 1;
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foreach my $slice (@{$self->layer->slices}) {
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# discard the island if at any line is not enclosed in it
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next if first { !$slice->encloses_line($_, scaled_epsilon) } @travel;
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# okay, this island encloses the full travel path
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$need_retract = 0;
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last;
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}
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}
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# do the retract (the travel_to argument is broken)
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$gcode .= $self->retract(travel_to => $point) if $need_retract;
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# append the actual path and return
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$self->speed('travel');
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$gcode .= join '', map $self->G0($_->[B], undef, 0, $comment || ""), @travel;
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return $gcode;
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};
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if ($self->new_object) {
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$self->new_object(0);
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@ -332,16 +304,45 @@ sub travel_to {
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# calculate path (external_mp uses G-code coordinates so we temporary need a null shift)
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$self->set_shift(0,0);
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$gcode .= $plan->($self->external_mp);
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$gcode .= $self->_plan($self->external_mp, $point, $comment);
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$self->set_shift(@shift);
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} else {
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$gcode .= $plan->($self->layer_mp);
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$gcode .= $self->_plan($self->layer_mp, $point, $comment);
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}
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}
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return $gcode;
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}
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sub _plan {
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my $self = shift;
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my ($mp, $point, $comment) = @_;
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my $gcode = "";
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my @travel = $mp->shortest_path($self->last_pos, $point)->lines;
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# if the path is not contained in a single island we need to retract
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my $need_retract = !$Slic3r::Config->only_retract_when_crossing_perimeters;
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if (!$need_retract) {
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$need_retract = 1;
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foreach my $slice (@{$self->layer->slices}) {
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# discard the island if at any line is not enclosed in it
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next if first { !$slice->encloses_line($_, scaled_epsilon) } @travel;
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# okay, this island encloses the full travel path
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$need_retract = 0;
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last;
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}
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}
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# do the retract (the travel_to argument is broken)
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$gcode .= $self->retract(travel_to => $point) if $need_retract;
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# append the actual path and return
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$self->speed('travel');
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$gcode .= join '', map $self->G0($_->[B], undef, 0, $comment || ""), @travel;
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return $gcode;
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}
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sub retract {
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my $self = shift;
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my %params = @_;
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@ -0,0 +1,202 @@
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package Slic3r::GCode::Layer;
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use Moo;
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use Slic3r::Geometry qw(X Y unscale);
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has 'print' => (is => 'ro', required => 1, handles => [qw(extruders)]);
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has 'gcodegen' => (is => 'ro', required => 1);
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has 'shift' => (is => 'ro', required => 1);
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has 'spiralvase' => (is => 'lazy');
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has 'skirt_done' => (is => 'rw', default => sub {0}); # count of skirt layers done
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has 'brim_done' => (is => 'rw');
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has 'second_layer_things_done' => (is => 'rw');
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has '_last_obj_copy' => (is => 'rw');
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sub _build_spiralvase {
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my $self = shift;
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return $Slic3r::Config->spiral_vase
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? Slic3r::GCode::SpiralVase->new
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: undef;
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}
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sub process_layer {
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my $self = shift;
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my ($layer, $object_copies) = @_;
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my $gcode = "";
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if (!$self->second_layer_things_done && $layer->id == 1) {
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for my $t (grep $self->extruders->[$_], 0 .. $#{$Slic3r::Config->temperature}) {
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$gcode .= $self->gcodegen->set_temperature($self->extruders->[$t]->temperature, 0, $t)
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if $self->print->extruders->[$t]->temperature && $self->extruders->[$t]->temperature != $self->extruders->[$t]->first_layer_temperature;
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}
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$gcode .= $self->gcodegen->set_bed_temperature($Slic3r::Config->bed_temperature)
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if $Slic3r::Config->bed_temperature && $Slic3r::Config->bed_temperature != $Slic3r::Config->first_layer_bed_temperature;
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$self->second_layer_things_done(1);
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}
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# set new layer, but don't move Z as support material contact areas may need an intermediate one
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$gcode .= $self->gcodegen->change_layer($layer);
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# prepare callback to call as soon as a Z command is generated
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$self->gcodegen->move_z_callback(sub {
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$self->gcodegen->move_z_callback(undef); # circular ref or not?
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return "" if !$Slic3r::Config->layer_gcode;
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return $Slic3r::Config->replace_options($Slic3r::Config->layer_gcode) . "\n";
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});
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# extrude skirt
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if ($self->skirt_done < $Slic3r::Config->skirt_height) {
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$self->gcodegen->set_shift(@{$self->shift});
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$gcode .= $self->gcodegen->set_extruder($self->extruders->[0]); # move_z requires extruder
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$gcode .= $self->gcodegen->move_z($self->gcodegen->layer->print_z);
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# skip skirt if we have a large brim
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if ($layer->id < $Slic3r::Config->skirt_height) {
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# distribute skirt loops across all extruders
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for my $i (0 .. $#{$self->print->skirt}) {
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# when printing layers > 0 ignore 'min_skirt_length' and
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# just use the 'skirts' setting; also just use the current extruder
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last if ($layer->id > 0) && ($i >= $Slic3r::Config->skirts);
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$gcode .= $self->gcodegen->set_extruder($self->extruders->[ ($i/@{$self->extruders}) % @{$self->extruders} ])
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if $layer->id == 0;
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$gcode .= $self->gcodegen->extrude_loop($self->print->skirt->[$i], 'skirt');
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}
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}
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$self->skirt_done($self->skirt_done + 1);
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$self->gcodegen->straight_once(1);
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}
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# extrude brim
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if (!$self->brim_done) {
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$gcode .= $self->gcodegen->set_extruder($self->extruders->[$Slic3r::Config->support_material_extruder-1]); # move_z requires extruder
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$gcode .= $self->gcodegen->move_z($self->gcodegen->layer->print_z);
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$self->gcodegen->set_shift(@{$self->shift});
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$gcode .= $self->gcodegen->extrude_loop($_, 'brim') for @{$self->print->brim};
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$self->brim_done(1);
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$self->gcodegen->straight_once(1);
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}
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for my $copy (@$object_copies) {
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$self->gcodegen->new_object(1) if ($self->_last_obj_copy // '') ne "$copy";
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$self->_last_obj_copy("$copy");
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$self->gcodegen->set_shift(map $self->shift->[$_] + unscale $copy->[$_], X,Y);
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# extrude support material before other things because it might use a lower Z
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# and also because we avoid travelling on other things when printing it
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if ($self->print->has_support_material) {
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$gcode .= $self->gcodegen->move_z($layer->support_material_contact_z)
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if ($layer->support_contact_fills && @{ $layer->support_contact_fills->paths });
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$gcode .= $self->gcodegen->set_extruder($self->extruders->[$Slic3r::Config->support_material_extruder-1]);
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if ($layer->support_contact_fills) {
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$gcode .= $self->gcodegen->extrude_path($_, 'support material contact area')
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for $layer->support_contact_fills->chained_path($self->gcodegen->last_pos);
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}
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$gcode .= $self->gcodegen->move_z($layer->print_z);
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if ($layer->support_fills) {
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$gcode .= $self->gcodegen->extrude_path($_, 'support material')
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for $layer->support_fills->chained_path($self->gcodegen->last_pos);
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}
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}
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# set actual Z - this will force a retraction
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$gcode .= $self->gcodegen->move_z($layer->print_z);
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# tweak region ordering to save toolchanges
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my @region_ids = 0 .. ($self->print->regions_count-1);
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if ($self->gcodegen->multiple_extruders) {
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my $last_extruder = $self->gcodegen->extruder;
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my $best_region_id = first { $self->print->regions->[$_]->extruders->{perimeter} eq $last_extruder } @region_ids;
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@region_ids = ($best_region_id, grep $_ != $best_region_id, @region_ids) if $best_region_id;
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}
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foreach my $region_id (@region_ids) {
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my $layerm = $layer->regions->[$region_id];
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my $region = $self->print->regions->[$region_id];
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my @islands = ();
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if ($Slic3r::Config->avoid_crossing_perimeters) {
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push @islands, map +{ perimeters => [], fills => [] }, @{$layer->slices};
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PERIMETER: foreach my $perimeter (@{$layerm->perimeters}) {
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my $p = $perimeter->unpack;
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for my $i (0 .. $#{$layer->slices}-1) {
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if ($layer->slices->[$i]->contour->encloses_point($p->first_point)) {
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push @{ $islands[$i]{perimeters} }, $p;
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next PERIMETER;
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}
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}
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push @{ $islands[-1]{perimeters} }, $p; # optimization
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}
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FILL: foreach my $fill (@{$layerm->fills}) {
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my $f = $fill->unpack;
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for my $i (0 .. $#{$layer->slices}-1) {
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if ($layer->slices->[$i]->contour->encloses_point($f->first_point)) {
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push @{ $islands[$i]{fills} }, $f;
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next FILL;
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}
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}
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push @{ $islands[-1]{fills} }, $f; # optimization
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}
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} else {
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push @islands, {
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perimeters => $layerm->perimeters,
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fills => $layerm->fills,
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};
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}
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foreach my $island (@islands) {
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# give priority to infill if we were already using its extruder and it wouldn't
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# be good for perimeters
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if ($Slic3r::Config->infill_first
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|| ($self->gcodegen->multiple_extruders && $region->extruders->{infill} eq $self->gcodegen->extruder) && $region->extruders->{infill} ne $region->extruders->{perimeter}) {
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$gcode .= $self->_extrude_infill($island, $region);
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$gcode .= $self->_extrude_perimeters($island, $region);
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} else {
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$gcode .= $self->_extrude_perimeters($island, $region);
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$gcode .= $self->_extrude_infill($island, $region);
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}
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}
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}
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}
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# apply spiral vase post-processing if this layer contains suitable geometry
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$gcode = $self->spiralvase->process_layer($gcode, $layer)
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if defined $self->spiralvase
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&& ($layer->id > 0 || $Slic3r::Config->brim_width == 0)
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&& ($layer->id >= $Slic3r::Config->skirt_height)
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&& ($layer->id >= $Slic3r::Config->bottom_solid_layers);
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return $gcode;
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}
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sub _extrude_perimeters {
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my $self = shift;
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my ($island, $region) = @_;
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return "" if !@{ $island->{perimeters} };
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return $self->gcodegen->set_extruder($region->extruders->{perimeter})
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. $self->gcodegen->extrude($_, 'perimeter') for @{ $island->{perimeters} };
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}
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sub _extrude_infill {
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my $self = shift;
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my ($island, $region) = @_;
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return "" if !@{ $island->{fills} };
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my $gcode = "";
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$gcode .= $self->gcodegen->set_extruder($region->extruders->{infill});
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for my $fill (@{ $island->{fills} }) {
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if ($fill->isa('Slic3r::ExtrusionPath::Collection')) {
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$gcode .= $self->gcodegen->extrude($_, 'fill')
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for $fill->chained_path($self->gcodegen->last_pos);
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} else {
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$gcode .= $self->gcodegen->extrude($fill, 'fill') ;
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}
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}
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return $gcode;
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}
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1;
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@ -759,183 +759,12 @@ sub write_gcode {
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));
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}
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# prepare the SpiralVase processor if it's possible
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my $spiralvase = $Slic3r::Config->spiral_vase
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? Slic3r::GCode::SpiralVase->new
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: undef;
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# prepare the logic to print one layer
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my $skirt_done = 0; # count of skirt layers done
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my $brim_done = 0;
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my $second_layer_things_done = 0;
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my $last_obj_copy = "";
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my $extrude_layer = sub {
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my ($layer, $object_copies) = @_;
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my $gcode = "";
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if (!$second_layer_things_done && $layer->id == 1) {
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for my $t (grep $self->extruders->[$_], 0 .. $#{$Slic3r::Config->temperature}) {
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$gcode .= $gcodegen->set_temperature($self->extruders->[$t]->temperature, 0, $t)
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if $self->extruders->[$t]->temperature && $self->extruders->[$t]->temperature != $self->extruders->[$t]->first_layer_temperature;
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}
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$gcode .= $gcodegen->set_bed_temperature($Slic3r::Config->bed_temperature)
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if $Slic3r::Config->bed_temperature && $Slic3r::Config->bed_temperature != $Slic3r::Config->first_layer_bed_temperature;
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$second_layer_things_done = 1;
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}
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# set new layer, but don't move Z as support material contact areas may need an intermediate one
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$gcode .= $gcodegen->change_layer($layer);
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# prepare callback to call as soon as a Z command is generated
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$gcodegen->move_z_callback(sub {
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$gcodegen->move_z_callback(undef); # circular ref or not?
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return "" if !$Slic3r::Config->layer_gcode;
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return $Slic3r::Config->replace_options($Slic3r::Config->layer_gcode) . "\n";
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});
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# extrude skirt
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if ($skirt_done < $Slic3r::Config->skirt_height) {
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$gcodegen->set_shift(@shift);
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$gcode .= $gcodegen->set_extruder($self->extruders->[0]); # move_z requires extruder
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$gcode .= $gcodegen->move_z($gcodegen->layer->print_z);
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# skip skirt if we have a large brim
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if ($layer->id < $Slic3r::Config->skirt_height) {
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# distribute skirt loops across all extruders
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for my $i (0 .. $#{$self->skirt}) {
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# when printing layers > 0 ignore 'min_skirt_length' and
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# just use the 'skirts' setting; also just use the current extruder
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last if ($layer->id > 0) && ($i >= $Slic3r::Config->skirts);
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$gcode .= $gcodegen->set_extruder($self->extruders->[ ($i/@{$self->extruders}) % @{$self->extruders} ])
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if $layer->id == 0;
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$gcode .= $gcodegen->extrude_loop($self->skirt->[$i], 'skirt');
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}
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}
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$skirt_done++;
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$gcodegen->straight_once(1);
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}
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# extrude brim
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if (!$brim_done) {
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$gcode .= $gcodegen->set_extruder($self->extruders->[$Slic3r::Config->support_material_extruder-1]); # move_z requires extruder
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$gcode .= $gcodegen->move_z($gcodegen->layer->print_z);
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$gcodegen->set_shift(@shift);
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$gcode .= $gcodegen->extrude_loop($_, 'brim') for @{$self->brim};
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$brim_done = 1;
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$gcodegen->straight_once(1);
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}
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for my $copy (@$object_copies) {
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$gcodegen->new_object(1) if $last_obj_copy && $last_obj_copy ne "$copy";
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$last_obj_copy = "$copy";
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$gcodegen->set_shift(map $shift[$_] + unscale $copy->[$_], X,Y);
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# extrude support material before other things because it might use a lower Z
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# and also because we avoid travelling on other things when printing it
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if ($self->has_support_material) {
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$gcode .= $gcodegen->move_z($layer->support_material_contact_z)
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if ($layer->support_contact_fills && @{ $layer->support_contact_fills->paths });
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$gcode .= $gcodegen->set_extruder($self->extruders->[$Slic3r::Config->support_material_extruder-1]);
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if ($layer->support_contact_fills) {
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$gcode .= $gcodegen->extrude_path($_, 'support material contact area')
|
||||
for $layer->support_contact_fills->chained_path($gcodegen->last_pos);
|
||||
}
|
||||
|
||||
$gcode .= $gcodegen->move_z($layer->print_z);
|
||||
if ($layer->support_fills) {
|
||||
$gcode .= $gcodegen->extrude_path($_, 'support material')
|
||||
for $layer->support_fills->chained_path($gcodegen->last_pos);
|
||||
}
|
||||
}
|
||||
|
||||
# set actual Z - this will force a retraction
|
||||
$gcode .= $gcodegen->move_z($layer->print_z);
|
||||
|
||||
# tweak region ordering to save toolchanges
|
||||
my @region_ids = 0 .. ($self->regions_count-1);
|
||||
if ($gcodegen->multiple_extruders) {
|
||||
my $last_extruder = $gcodegen->extruder;
|
||||
my $best_region_id = first { $self->regions->[$_]->extruders->{perimeter} eq $last_extruder } @region_ids;
|
||||
@region_ids = ($best_region_id, grep $_ != $best_region_id, @region_ids) if $best_region_id;
|
||||
}
|
||||
|
||||
foreach my $region_id (@region_ids) {
|
||||
my $layerm = $layer->regions->[$region_id];
|
||||
my $region = $self->regions->[$region_id];
|
||||
|
||||
my @islands = ();
|
||||
if ($Slic3r::Config->avoid_crossing_perimeters) {
|
||||
push @islands, map +{ perimeters => [], fills => [] }, @{$layer->slices};
|
||||
PERIMETER: foreach my $perimeter (@{$layerm->perimeters}) {
|
||||
my $p = $perimeter->unpack;
|
||||
for my $i (0 .. $#{$layer->slices}-1) {
|
||||
if ($layer->slices->[$i]->contour->encloses_point($p->first_point)) {
|
||||
push @{ $islands[$i]{perimeters} }, $p;
|
||||
next PERIMETER;
|
||||
}
|
||||
}
|
||||
push @{ $islands[-1]{perimeters} }, $p; # optimization
|
||||
}
|
||||
FILL: foreach my $fill (@{$layerm->fills}) {
|
||||
my $f = $fill->unpack;
|
||||
for my $i (0 .. $#{$layer->slices}-1) {
|
||||
if ($layer->slices->[$i]->contour->encloses_point($f->first_point)) {
|
||||
push @{ $islands[$i]{fills} }, $f;
|
||||
next FILL;
|
||||
}
|
||||
}
|
||||
push @{ $islands[-1]{fills} }, $f; # optimization
|
||||
}
|
||||
} else {
|
||||
push @islands, {
|
||||
perimeters => $layerm->perimeters,
|
||||
fills => $layerm->fills,
|
||||
};
|
||||
}
|
||||
|
||||
foreach my $island (@islands) {
|
||||
my $extrude_perimeters = sub {
|
||||
return if !@{ $island->{perimeters} };
|
||||
$gcode .= $gcodegen->set_extruder($region->extruders->{perimeter});
|
||||
$gcode .= $gcodegen->extrude($_, 'perimeter') for @{ $island->{perimeters} };
|
||||
};
|
||||
|
||||
my $extrude_fills = sub {
|
||||
return if !@{ $island->{fills} };
|
||||
$gcode .= $gcodegen->set_extruder($region->extruders->{infill});
|
||||
for my $fill (@{ $island->{fills} }) {
|
||||
if ($fill->isa('Slic3r::ExtrusionPath::Collection')) {
|
||||
$gcode .= $gcodegen->extrude($_, 'fill')
|
||||
for $fill->chained_path($gcodegen->last_pos);
|
||||
} else {
|
||||
$gcode .= $gcodegen->extrude($fill, 'fill') ;
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
# give priority to infill if we were already using its extruder and it wouldn't
|
||||
# be good for perimeters
|
||||
if ($Slic3r::Config->infill_first
|
||||
|| ($gcodegen->multiple_extruders && $region->extruders->{infill} eq $gcodegen->extruder) && $region->extruders->{infill} ne $region->extruders->{perimeter}) {
|
||||
$extrude_fills->();
|
||||
$extrude_perimeters->();
|
||||
} else {
|
||||
$extrude_perimeters->();
|
||||
$extrude_fills->();
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
# apply spiral vase post-processing if this layer contains suitable geometry
|
||||
$gcode = $spiralvase->process_layer($gcode, $layer)
|
||||
if defined $spiralvase
|
||||
&& ($layer->id > 0 || $Slic3r::Config->brim_width == 0)
|
||||
&& ($layer->id >= $Slic3r::Config->skirt_height)
|
||||
&& ($layer->id >= $Slic3r::Config->bottom_solid_layers);
|
||||
|
||||
return $gcode;
|
||||
};
|
||||
# prepare the layer processor
|
||||
my $layer_gcode = Slic3r::GCode::Layer->new(
|
||||
print => $self,
|
||||
gcodegen => $gcodegen,
|
||||
shift => \@shift,
|
||||
);
|
||||
|
||||
# do all objects for each layer
|
||||
if ($Slic3r::Config->complete_objects) {
|
||||
|
|
@ -970,7 +799,7 @@ sub write_gcode {
|
|||
if $Slic3r::Config->first_layer_bed_temperature;
|
||||
$print_first_layer_temperature->();
|
||||
}
|
||||
print $fh $buffer->append($extrude_layer->($layer, [$copy]), $layer);
|
||||
print $fh $buffer->append($layer_gcode->process_layer($layer, [$copy]), $layer);
|
||||
}
|
||||
print $fh $buffer->flush;
|
||||
$finished_objects++;
|
||||
|
|
@ -981,8 +810,10 @@ sub write_gcode {
|
|||
config => $Slic3r::Config,
|
||||
gcodegen => $gcodegen,
|
||||
);
|
||||
print $fh $buffer->append($extrude_layer->($_, $_->object->copies), $_)
|
||||
for sort { $a->print_z <=> $b->print_z } map @{$_->layers}, @{$self->objects};
|
||||
my @layers = sort { $a->print_z <=> $b->print_z } map @{$_->layers}, @{$self->objects};
|
||||
foreach my $layer (@layers) {
|
||||
print $fh $buffer->append($layer_gcode->process_layer($layer, $layer->object->copies), $layer);
|
||||
}
|
||||
print $fh $buffer->flush;
|
||||
}
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue