571 lines
22 KiB
Perl
571 lines
22 KiB
Perl
package Slic3r::Print;
|
|
use Moo;
|
|
|
|
use File::Basename qw(basename fileparse);
|
|
use Math::ConvexHull 1.0.4 qw(convex_hull);
|
|
use Slic3r::Geometry qw(X Y Z X1 Y1 X2 Y2 PI scale unscale move_points);
|
|
use Slic3r::Geometry::Clipper qw(diff_ex union_ex offset JT_ROUND);
|
|
use Time::HiRes qw(gettimeofday tv_interval);
|
|
|
|
has 'objects' => (is => 'rw', default => sub {[]});
|
|
has 'copies' => (is => 'rw', default => sub {[]}); # obj_idx => [copies...]
|
|
has 'total_extrusion_length' => (is => 'rw');
|
|
has 'processing_time' => (is => 'rw', required => 0);
|
|
|
|
# ordered collection of extrusion paths to build skirt loops
|
|
has 'skirt' => (
|
|
is => 'rw',
|
|
#isa => 'ArrayRef[Slic3r::ExtrusionLoop]',
|
|
default => sub { [] },
|
|
);
|
|
|
|
sub add_object_from_file {
|
|
my $self = shift;
|
|
my ($input_file) = @_;
|
|
|
|
my $object;
|
|
if ($input_file =~ /\.stl$/i) {
|
|
my $mesh = Slic3r::Format::STL->read_file($input_file);
|
|
$mesh->check_manifoldness;
|
|
$object = $self->add_object_from_mesh($mesh);
|
|
} elsif ( $input_file =~ /\.amf(\.xml)?$/i) {
|
|
my ($materials, $meshes_by_material) = Slic3r::Format::AMF->read_file($input_file);
|
|
$_->check_manifoldness for values %$meshes_by_material;
|
|
$object = $self->add_object_from_mesh($meshes_by_material->{_} || +(values %$meshes_by_material)[0]);
|
|
} else {
|
|
die "Input file must have .stl or .amf(.xml) extension\n";
|
|
}
|
|
$object->input_file($input_file);
|
|
return $object;
|
|
}
|
|
|
|
sub add_object_from_mesh {
|
|
my $self = shift;
|
|
my ($mesh) = @_;
|
|
|
|
$mesh->rotate($Slic3r::rotate);
|
|
$mesh->scale($Slic3r::scale / $Slic3r::scaling_factor);
|
|
$mesh->align_to_origin;
|
|
|
|
# initialize print object
|
|
my @size = $mesh->size;
|
|
my $object = Slic3r::Print::Object->new(
|
|
mesh => $mesh,
|
|
x_length => $size[X],
|
|
y_length => $size[Y],
|
|
);
|
|
|
|
push @{$self->objects}, $object;
|
|
push @{$self->copies}, [[0, 0]];
|
|
return $object;
|
|
}
|
|
|
|
sub layer_count {
|
|
my $self = shift;
|
|
my $count = 0;
|
|
foreach my $object (@{$self->objects}) {
|
|
$count = @{$object->layers} if @{$object->layers} > $count;
|
|
}
|
|
return $count;
|
|
}
|
|
|
|
sub duplicate {
|
|
my $self = shift;
|
|
|
|
if ($Slic3r::duplicate_grid->[X] > 1 || $Slic3r::duplicate_grid->[Y] > 1) {
|
|
if (@{$self->objects} > 1) {
|
|
die "Grid duplication is not supported with multiple objects\n";
|
|
}
|
|
my $object = $self->objects->[0];
|
|
|
|
# generate offsets for copies
|
|
my $dist = scale $Slic3r::duplicate_distance;
|
|
@{$self->copies->[0]} = ();
|
|
for my $x_copy (1..$Slic3r::duplicate_grid->[X]) {
|
|
for my $y_copy (1..$Slic3r::duplicate_grid->[Y]) {
|
|
push @{$self->copies->[0]}, [
|
|
($object->x_length + $dist) * ($x_copy-1),
|
|
($object->y_length + $dist) * ($y_copy-1),
|
|
];
|
|
}
|
|
}
|
|
} elsif ($Slic3r::duplicate > 1) {
|
|
foreach my $copies (@{$self->copies}) {
|
|
@$copies = map [0,0], 1..$Slic3r::duplicate;
|
|
}
|
|
$self->arrange_objects;
|
|
}
|
|
}
|
|
|
|
sub arrange_objects {
|
|
my $self = shift;
|
|
|
|
my $total_parts = scalar map @$_, @{$self->copies};
|
|
my $partx = my $party = 0;
|
|
foreach my $object (@{$self->objects}) {
|
|
$partx = $object->x_length if $object->x_length > $partx;
|
|
$party = $object->y_length if $object->y_length > $party;
|
|
}
|
|
my @positions = Slic3r::Geometry::arrange
|
|
($total_parts, $partx, $party, (map scale $_, @$Slic3r::bed_size), scale $Slic3r::duplicate_distance);
|
|
|
|
for my $obj_idx (0..$#{$self->objects}) {
|
|
@{$self->copies->[$obj_idx]} = splice @positions, 0, scalar @{$self->copies->[$obj_idx]};
|
|
}
|
|
}
|
|
|
|
sub bounding_box {
|
|
my $self = shift;
|
|
|
|
my @points = ();
|
|
foreach my $obj_idx (0 .. $#{$self->objects}) {
|
|
my $object = $self->objects->[$obj_idx];
|
|
foreach my $copy (@{$self->copies->[$obj_idx]}) {
|
|
push @points,
|
|
[ $copy->[X], $copy->[Y] ],
|
|
[ $copy->[X] + $object->x_length, $copy->[Y] ],
|
|
[ $copy->[X] + $object->x_length, $copy->[Y] + $object->y_length ],
|
|
[ $copy->[X], $copy->[Y] + $object->y_length ];
|
|
}
|
|
}
|
|
return Slic3r::Geometry::bounding_box(\@points);
|
|
}
|
|
|
|
sub size {
|
|
my $self = shift;
|
|
|
|
my @bb = $self->bounding_box;
|
|
return [ $bb[X2] - $bb[X1], $bb[Y2] - $bb[Y1] ];
|
|
}
|
|
|
|
sub export_gcode {
|
|
my $self = shift;
|
|
my %params = @_;
|
|
|
|
my $status_cb = $params{status_cb} || sub {};
|
|
my $t0 = [gettimeofday];
|
|
|
|
# skein the STL into layers
|
|
# each layer has surfaces with holes
|
|
$status_cb->(5, "Processing input file");
|
|
$status_cb->(10, "Processing triangulated mesh");
|
|
$_->slice for @{$self->objects};
|
|
unless ($params{keep_meshes}) {
|
|
$_->mesh(undef) for @{$self->objects}; # free memory
|
|
}
|
|
|
|
# make perimeters
|
|
# this will add a set of extrusion loops to each layer
|
|
# as well as generate infill boundaries
|
|
$status_cb->(20, "Generating perimeters");
|
|
$_->make_perimeters for map @{$_->layers}, @{$self->objects};
|
|
|
|
# this will clip $layer->surfaces to the infill boundaries
|
|
# and split them in top/bottom/internal surfaces;
|
|
$status_cb->(30, "Detecting solid surfaces");
|
|
$_->detect_surfaces_type for @{$self->objects};
|
|
|
|
# decide what surfaces are to be filled
|
|
$status_cb->(35, "Preparing infill surfaces");
|
|
$_->prepare_fill_surfaces for map @{$_->layers}, @{$self->objects};
|
|
|
|
# this will remove unprintable surfaces
|
|
# (those that are too tight for extrusion)
|
|
$status_cb->(40, "Cleaning up");
|
|
$_->remove_small_surfaces for map @{$_->layers}, @{$self->objects};
|
|
|
|
# this will detect bridges and reverse bridges
|
|
# and rearrange top/bottom/internal surfaces
|
|
$status_cb->(45, "Detect bridges");
|
|
$_->process_bridges for map @{$_->layers}, @{$self->objects};
|
|
|
|
# this will remove unprintable perimeter loops
|
|
# (those that are too tight for extrusion)
|
|
$status_cb->(50, "Cleaning up the perimeters");
|
|
$_->remove_small_perimeters for map @{$_->layers}, @{$self->objects};
|
|
|
|
# detect which fill surfaces are near external layers
|
|
# they will be split in internal and internal-solid surfaces
|
|
$status_cb->(60, "Generating horizontal shells");
|
|
$_->discover_horizontal_shells for @{$self->objects};
|
|
|
|
# free memory
|
|
@{$_->surfaces} = () for map @{$_->layers}, @{$self->objects};
|
|
|
|
# combine fill surfaces to honor the "infill every N layers" option
|
|
$status_cb->(70, "Combining infill");
|
|
$_->infill_every_layers for @{$self->objects};
|
|
|
|
# this will generate extrusion paths for each layer
|
|
$status_cb->(80, "Infilling layers");
|
|
{
|
|
my $fill_maker = Slic3r::Fill->new('print' => $self);
|
|
|
|
my @items = (); # [obj_idx, layer_id]
|
|
foreach my $obj_idx (0 .. $#{$self->objects}) {
|
|
push @items, map [$obj_idx, $_], 0..$#{$self->objects->[$obj_idx]->layers};
|
|
}
|
|
Slic3r::parallelize(
|
|
items => [@items],
|
|
thread_cb => sub {
|
|
my $q = shift;
|
|
$Slic3r::Geometry::Clipper::clipper = Math::Clipper->new;
|
|
my $fills = {};
|
|
while (defined (my $obj_layer = $q->dequeue)) {
|
|
my ($obj_idx, $layer_id) = @$obj_layer;
|
|
$fills->{$obj_idx} ||= {};
|
|
$fills->{$obj_idx}{$layer_id} = [ $fill_maker->make_fill($self->objects->[$obj_idx]->layers->[$layer_id]) ];
|
|
}
|
|
return $fills;
|
|
},
|
|
collect_cb => sub {
|
|
my $fills = shift;
|
|
foreach my $obj_idx (keys %$fills) {
|
|
foreach my $layer_id (keys %{$fills->{$obj_idx}}) {
|
|
@{$self->objects->[$obj_idx]->layers->[$layer_id]->fills} = @{$fills->{$obj_idx}{$layer_id}};
|
|
}
|
|
}
|
|
},
|
|
no_threads_cb => sub {
|
|
foreach my $layer (map @{$_->layers}, @{$self->objects}) {
|
|
@{$layer->fills} = $fill_maker->make_fill($layer);
|
|
}
|
|
},
|
|
);
|
|
}
|
|
|
|
# generate support material
|
|
if ($Slic3r::support_material) {
|
|
$status_cb->(85, "Generating support material");
|
|
$_->generate_support_material(print => $self) for @{$self->objects};
|
|
}
|
|
|
|
# free memory (note that support material needs fill_surfaces)
|
|
@{$_->fill_surfaces} = () for map @{$_->layers}, @{$self->objects};
|
|
|
|
# make skirt
|
|
$status_cb->(88, "Generating skirt");
|
|
$self->make_skirt;
|
|
|
|
# output everything to a G-code file
|
|
my $output_file = $self->expanded_output_filepath($params{output_file});
|
|
$status_cb->(90, "Exporting G-code to $output_file");
|
|
$self->write_gcode($output_file);
|
|
|
|
# run post-processing scripts
|
|
if (@$Slic3r::post_process) {
|
|
$status_cb->(95, "Running post-processing scripts");
|
|
for (@$Slic3r::post_process) {
|
|
Slic3r::debugf " '%s' '%s'\n", $_, $output_file;
|
|
system($_, $output_file);
|
|
}
|
|
}
|
|
|
|
# output some statistics
|
|
$self->processing_time(tv_interval($t0));
|
|
printf "Done. Process took %d minutes and %.3f seconds\n",
|
|
int($self->processing_time/60),
|
|
$self->processing_time - int($self->processing_time/60)*60;
|
|
|
|
# TODO: more statistics!
|
|
printf "Filament required: %.1fmm (%.1fcm3)\n",
|
|
$self->total_extrusion_length, $self->total_extrusion_volume;
|
|
}
|
|
|
|
sub export_svg {
|
|
my $self = shift;
|
|
my %params = @_;
|
|
|
|
$_->slice for @{$self->objects};
|
|
unless ($params{keep_meshes}) {
|
|
$_->mesh(undef) for @{$self->objects}; # free memory
|
|
}
|
|
$self->arrange_objects;
|
|
|
|
my $output_file = $self->expanded_output_filepath($params{output_file});
|
|
$output_file =~ s/\.gcode$/.svg/i;
|
|
|
|
open my $fh, ">", $output_file or die "Failed to open $output_file for writing\n";
|
|
print "Exporting to $output_file...";
|
|
my $print_size = $self->size;
|
|
print $fh sprintf <<"EOF", unscale($print_size->[X]), unscale($print_size->[Y]);
|
|
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
|
|
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.0//EN" "http://www.w3.org/TR/2001/REC-SVG-20010904/DTD/svg10.dtd">
|
|
<svg width="%s" height="%s" xmlns="http://www.w3.org/2000/svg" xmlns:svg="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:slic3r="http://slic3r.org/namespaces/slic3r">
|
|
<!--
|
|
Generated using Slic3r $Slic3r::VERSION
|
|
http://slic3r.org/
|
|
-->
|
|
EOF
|
|
|
|
my $print_polygon = sub {
|
|
my ($polygon, $type) = @_;
|
|
printf $fh qq{ <polygon slic3r:type="%s" points="%s" style="fill: %s" />\n},
|
|
$type, (join ' ', map { join ',', map unscale $_, @$_ } @$polygon),
|
|
($type eq 'contour' ? 'black' : 'white');
|
|
};
|
|
|
|
for my $layer_id (0..$self->layer_count-1) {
|
|
my @layers = map $_->layers->[$layer_id], @{$self->objects};
|
|
printf $fh qq{ <g id="layer%d" slic3r:z="%s">\n}, $layer_id, unscale +(grep defined $_, @layers)[0]->slice_z;
|
|
|
|
for my $obj_idx (0 .. $#layers) {
|
|
my $layer = $layers[$layer_id] or next;
|
|
|
|
# sort slices so that the outermost ones come first
|
|
my @slices = sort { $a->expolygon->contour->encloses_point($b->expolygon->contour->[0]) ? 0 : 1 } @{$layer->slices};
|
|
|
|
foreach my $copy (@{$self->copies->[$obj_idx]}) {
|
|
foreach my $slice (@slices) {
|
|
my $expolygon = $slice->expolygon->clone;
|
|
$expolygon->translate(@$copy);
|
|
$print_polygon->($expolygon->contour, 'contour');
|
|
$print_polygon->($_, 'hole') for $expolygon->holes;
|
|
}
|
|
}
|
|
}
|
|
print $fh qq{ </g>\n};
|
|
}
|
|
|
|
print $fh "</svg>\n";
|
|
close $fh;
|
|
print "Done.\n";
|
|
}
|
|
|
|
sub make_skirt {
|
|
my $self = shift;
|
|
return unless $Slic3r::skirts > 0;
|
|
|
|
# collect points from all layers contained in skirt height
|
|
my $skirt_height = $Slic3r::skirt_height;
|
|
$skirt_height = $self->layer_count if $skirt_height > $self->layer_count;
|
|
my @points = ();
|
|
foreach my $obj_idx (0 .. $#{$self->objects}) {
|
|
my @layers = map $self->objects->[$obj_idx]->layer($_), 0..($skirt_height-1);
|
|
my @layer_points = (
|
|
(map @$_, map @{$_->expolygon}, map @{$_->slices}, @layers),
|
|
(map @$_, map @{$_->thin_walls}, @layers),
|
|
(map @{$_->polyline}, map @{$_->support_fills->paths}, grep $_->support_fills, @layers),
|
|
);
|
|
push @points, map move_points($_, @layer_points), @{$self->copies->[$obj_idx]};
|
|
}
|
|
return if @points < 3; # at least three points required for a convex hull
|
|
|
|
# find out convex hull
|
|
my $convex_hull = convex_hull(\@points);
|
|
|
|
# draw outlines from outside to inside
|
|
my @skirt = ();
|
|
for (my $i = $Slic3r::skirts - 1; $i >= 0; $i--) {
|
|
my $distance = scale ($Slic3r::skirt_distance + ($Slic3r::flow_spacing * $i));
|
|
my $outline = offset([$convex_hull], $distance, $Slic3r::scaling_factor * 100, JT_ROUND);
|
|
push @skirt, Slic3r::ExtrusionLoop->new(
|
|
polygon => Slic3r::Polygon->new(@{$outline->[0]}),
|
|
role => 'skirt',
|
|
);
|
|
}
|
|
push @{$self->skirt}, @skirt;
|
|
}
|
|
|
|
sub write_gcode {
|
|
my $self = shift;
|
|
my ($file) = @_;
|
|
|
|
# open output gcode file
|
|
open my $fh, ">", $file
|
|
or die "Failed to open $file for writing\n";
|
|
|
|
# write some information
|
|
my @lt = localtime;
|
|
printf $fh "; generated by Slic3r $Slic3r::VERSION on %02d-%02d-%02d at %02d:%02d:%02d\n\n",
|
|
$lt[5] + 1900, $lt[4]+1, $lt[3], $lt[2], $lt[1], $lt[0];
|
|
|
|
print $fh "; $_\n" foreach split /\R/, $Slic3r::notes;
|
|
print $fh "\n" if $Slic3r::notes;
|
|
|
|
for (qw(layer_height perimeters solid_layers fill_density nozzle_diameter filament_diameter
|
|
extrusion_multiplier perimeter_speed infill_speed travel_speed extrusion_width_ratio scale)) {
|
|
printf $fh "; %s = %s\n", $_, Slic3r::Config->get($_);
|
|
}
|
|
printf $fh "; single wall width = %.2fmm\n", $Slic3r::flow_width;
|
|
print $fh "\n";
|
|
|
|
# write start commands to file
|
|
printf $fh "M%s %s%d ; set bed temperature\n",
|
|
($Slic3r::gcode_flavor eq 'makerbot' ? '109' : '190'),
|
|
($Slic3r::gcode_flavor eq 'mach3' ? 'P' : 'S'), $Slic3r::first_layer_bed_temperature
|
|
if $Slic3r::first_layer_bed_temperature && $Slic3r::start_gcode !~ /M190/i;
|
|
printf $fh "M104 %s%d ; set temperature\n",
|
|
($Slic3r::gcode_flavor eq 'mach3' ? 'P' : 'S'), $Slic3r::first_layer_temperature
|
|
if $Slic3r::first_layer_temperature;
|
|
printf $fh "%s\n", Slic3r::Config->replace_options($Slic3r::start_gcode);
|
|
printf $fh "M109 %s%d ; wait for temperature to be reached\n",
|
|
($Slic3r::gcode_flavor eq 'mach3' ? 'P' : 'S'), $Slic3r::first_layer_temperature
|
|
if $Slic3r::first_layer_temperature && $Slic3r::gcode_flavor ne 'makerbot'
|
|
&& $Slic3r::start_gcode !~ /M109/i;
|
|
print $fh "G90 ; use absolute coordinates\n";
|
|
print $fh "G21 ; set units to millimeters\n";
|
|
if ($Slic3r::gcode_flavor =~ /^(?:reprap|teacup)$/) {
|
|
printf $fh "G92 %s0 ; reset extrusion distance\n", $Slic3r::extrusion_axis if $Slic3r::extrusion_axis;
|
|
if ($Slic3r::gcode_flavor =~ /^(?:reprap|makerbot)$/) {
|
|
if ($Slic3r::use_relative_e_distances) {
|
|
print $fh "M83 ; use relative distances for extrusion\n";
|
|
} else {
|
|
print $fh "M82 ; use absolute distances for extrusion\n";
|
|
}
|
|
}
|
|
}
|
|
|
|
# calculate X,Y shift to center print around specified origin
|
|
my @print_bb = $self->bounding_box;
|
|
my @shift = (
|
|
$Slic3r::print_center->[X] - (unscale ($print_bb[X2] - $print_bb[X1]) / 2) - unscale $print_bb[X1],
|
|
$Slic3r::print_center->[Y] - (unscale ($print_bb[Y2] - $print_bb[Y1]) / 2) - unscale $print_bb[Y1],
|
|
);
|
|
|
|
# set up our extruder object
|
|
my $extruder = Slic3r::Extruder->new;
|
|
my $min_print_speed = 60 * $Slic3r::min_print_speed;
|
|
my $dec = $extruder->dec;
|
|
if ($Slic3r::support_material && $Slic3r::support_material_tool > 0) {
|
|
print $fh $extruder->set_tool(0);
|
|
}
|
|
print $fh $extruder->set_fan(0, 1) if $Slic3r::cooling && $Slic3r::disable_fan_first_layers;
|
|
|
|
# write gcode commands layer by layer
|
|
my @layers = (); # [ $obj_idx, $layer ]
|
|
for my $layer_id (0..$self->layer_count) {
|
|
push @layers, map [ $_, $self->objects->[$_]->layers->[$layer_id] ], 0..$#{$self->objects};
|
|
}
|
|
foreach my $obj_layer (grep $_->[1], @layers) {
|
|
my ($obj_idx, $layer) = @$obj_layer;
|
|
if ($layer->id == 1) {
|
|
printf $fh "M104 %s%d ; set temperature\n",
|
|
($Slic3r::gcode_flavor eq 'mach3' ? 'P' : 'S'), $Slic3r::temperature
|
|
if $Slic3r::temperature && $Slic3r::temperature != $Slic3r::first_layer_temperature;
|
|
printf $fh "M140 %s%d ; set bed temperature\n",
|
|
($Slic3r::gcode_flavor eq 'mach3' ? 'P' : 'S'), $Slic3r::bed_temperature
|
|
if $Slic3r::bed_temperature && $Slic3r::bed_temperature != $Slic3r::first_layer_bed_temperature;
|
|
}
|
|
|
|
# go to layer
|
|
my $layer_gcode = $extruder->change_layer($layer);
|
|
$extruder->elapsed_time(0);
|
|
|
|
# extrude skirt
|
|
$extruder->shift_x($shift[X]);
|
|
$extruder->shift_y($shift[Y]);
|
|
$layer_gcode .= $extruder->set_acceleration($Slic3r::perimeter_acceleration);
|
|
if ($layer->id < $Slic3r::skirt_height) {
|
|
$layer_gcode .= $extruder->extrude_loop($_, 'skirt') for @{$self->skirt};
|
|
}
|
|
|
|
for my $copy (@{ $self->copies->[$obj_idx] }) {
|
|
# retract explicitely because changing the shift_[xy] properties below
|
|
# won't always trigger the automatic retraction
|
|
$layer_gcode .= $extruder->retract;
|
|
|
|
$extruder->shift_x($shift[X] + unscale $copy->[X]);
|
|
$extruder->shift_y($shift[Y] + unscale $copy->[Y]);
|
|
|
|
# extrude perimeters
|
|
$layer_gcode .= $extruder->extrude($_, 'perimeter') for @{ $layer->perimeters };
|
|
|
|
# extrude fills
|
|
$layer_gcode .= $extruder->set_acceleration($Slic3r::infill_acceleration);
|
|
for my $fill (@{ $layer->fills }) {
|
|
$layer_gcode .= $extruder->extrude_path($_, 'fill')
|
|
for $fill->shortest_path($extruder->last_pos);
|
|
}
|
|
|
|
# extrude support material
|
|
if ($layer->support_fills) {
|
|
$layer_gcode .= $extruder->set_tool($Slic3r::support_material_tool)
|
|
if $Slic3r::support_material_tool > 0;
|
|
$layer_gcode .= $extruder->extrude_path($_, 'support material')
|
|
for $layer->support_fills->shortest_path($extruder->last_pos);
|
|
$layer_gcode .= $extruder->set_tool(0)
|
|
if $Slic3r::support_material_tool > 0;
|
|
}
|
|
}
|
|
last if !$layer_gcode;
|
|
|
|
my $fan_speed = $Slic3r::fan_always_on ? $Slic3r::min_fan_speed : 0;
|
|
my $speed_factor = 1;
|
|
if ($Slic3r::cooling) {
|
|
my $layer_time = $extruder->elapsed_time;
|
|
Slic3r::debugf "Layer %d estimated printing time: %d seconds\n", $layer->id, $layer_time;
|
|
if ($layer_time < $Slic3r::slowdown_below_layer_time) {
|
|
$fan_speed = $Slic3r::max_fan_speed;
|
|
$speed_factor = $layer_time / $Slic3r::slowdown_below_layer_time;
|
|
} elsif ($layer_time < $Slic3r::fan_below_layer_time) {
|
|
$fan_speed = $Slic3r::max_fan_speed - ($Slic3r::max_fan_speed - $Slic3r::min_fan_speed)
|
|
* ($layer_time - $Slic3r::slowdown_below_layer_time)
|
|
/ ($Slic3r::fan_below_layer_time - $Slic3r::slowdown_below_layer_time); #/
|
|
}
|
|
Slic3r::debugf " fan = %d%%, speed = %d%%\n", $fan_speed, $speed_factor * 100;
|
|
|
|
if ($speed_factor < 1) {
|
|
$layer_gcode =~ s/^(?=.*? [XY])(?=.*? E)(G1 .*?F)(\d+(?:\.\d+)?)/
|
|
my $new_speed = $2 * $speed_factor;
|
|
$1 . sprintf("%.${dec}f", $new_speed < $min_print_speed ? $min_print_speed : $new_speed)
|
|
/gexm;
|
|
}
|
|
$fan_speed = 0 if $layer->id < $Slic3r::disable_fan_first_layers;
|
|
}
|
|
$layer_gcode = $extruder->set_fan($fan_speed) . $layer_gcode;
|
|
|
|
# bridge fan speed
|
|
if (!$Slic3r::cooling || $Slic3r::bridge_fan_speed == 0 || $layer->id < $Slic3r::disable_fan_first_layers) {
|
|
$layer_gcode =~ s/^;_BRIDGE_FAN_(?:START|END)\n//gm;
|
|
} else {
|
|
$layer_gcode =~ s/^;_BRIDGE_FAN_START\n/ $extruder->set_fan($Slic3r::bridge_fan_speed, 1) /gmex;
|
|
$layer_gcode =~ s/^;_BRIDGE_FAN_END\n/ $extruder->set_fan($fan_speed, 1) /gmex;
|
|
}
|
|
|
|
print $fh $layer_gcode;
|
|
}
|
|
|
|
# save statistic data
|
|
$self->total_extrusion_length($extruder->total_extrusion_length);
|
|
|
|
# write end commands to file
|
|
print $fh $extruder->retract;
|
|
print $fh $extruder->set_fan(0);
|
|
print $fh "M501 ; reset acceleration\n" if $Slic3r::acceleration;
|
|
printf $fh "%s\n", Slic3r::Config->replace_options($Slic3r::end_gcode);
|
|
|
|
printf $fh "; filament used = %.1fmm (%.1fcm3)\n",
|
|
$self->total_extrusion_length, $self->total_extrusion_volume;
|
|
|
|
# close our gcode file
|
|
close $fh;
|
|
}
|
|
|
|
sub total_extrusion_volume {
|
|
my $self = shift;
|
|
return $self->total_extrusion_length * ($Slic3r::filament_diameter**2) * PI/4 / 1000;
|
|
}
|
|
|
|
# this method will return the value of $self->output_file after expanding its
|
|
# format variables with their values
|
|
sub expanded_output_filepath {
|
|
my $self = shift;
|
|
my ($path) = @_;
|
|
|
|
# if no explicit output file was defined, we take the input
|
|
# file directory and append the specified filename format
|
|
my $input_file = $self->objects->[0]->input_file;
|
|
$path ||= (fileparse($input_file))[1] . $Slic3r::output_filename_format;
|
|
|
|
my $input_filename = my $input_filename_base = basename($input_file);
|
|
$input_filename_base =~ s/\.(?:stl|amf(?:\.xml)?)$//i;
|
|
|
|
return Slic3r::Config->replace_options($path, {
|
|
input_filename => $input_filename,
|
|
input_filename_base => $input_filename_base,
|
|
});
|
|
}
|
|
|
|
1;
|