Ported GCodeWriter to XS (faster G-code export!)

This commit is contained in:
Alessandro Ranellucci 2014-11-09 19:02:45 +01:00
parent b69caff93c
commit ee3fb7caa2
10 changed files with 646 additions and 433 deletions

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@ -56,7 +56,6 @@ use Slic3r::GCode::PlaceholderParser;
use Slic3r::GCode::Reader;
use Slic3r::GCode::SpiralVase;
use Slic3r::GCode::VibrationLimit;
use Slic3r::GCode::Writer;
use Slic3r::Geometry qw(PI);
use Slic3r::Geometry::Clipper;
use Slic3r::Layer;
@ -177,6 +176,7 @@ sub thread_cleanup {
*Slic3r::ExtrusionPath::Collection::DESTROY = sub {};
*Slic3r::Flow::DESTROY = sub {};
*Slic3r::GCode::PlaceholderParser::DESTROY = sub {};
*Slic3r::GCode::Writer::DESTROY = sub {};
*Slic3r::Geometry::BoundingBox::DESTROY = sub {};
*Slic3r::Geometry::BoundingBoxf::DESTROY = sub {};
*Slic3r::Geometry::BoundingBoxf3::DESTROY = sub {};

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@ -271,7 +271,7 @@ sub _extrude_path {
# calculate extrusion length per distance unit
my $e_per_mm = $self->writer->extruder->e_per_mm3 * $path->mm3_per_mm;
$e_per_mm = 0 if !$self->writer->_extrusion_axis;
$e_per_mm = 0 if !$self->writer->extrusion_axis;
# set speed
my $F;
@ -307,7 +307,7 @@ sub _extrude_path {
$gcode .= $path->gcode($self->writer->extruder, $e_per_mm, $F,
$self->origin->x - $extruder_offset->x,
$self->origin->y - $extruder_offset->y, #-
$self->writer->_extrusion_axis,
$self->writer->extrusion_axis,
$self->config->gcode_comments ? " ; $description" : "");
if ($self->enable_wipe) {
@ -375,7 +375,7 @@ sub travel_to {
# If avoid_crossing_perimeters is disabled or the straight_once flag is set,
# perform a straight move with a retraction.
$gcode .= $self->retract;
$gcode .= $self->writer->travel_to_xy($self->point_to_gcode($point), $comment);
$gcode .= $self->writer->travel_to_xy($self->point_to_gcode($point), $comment || '');
}
# Re-allow avoid_crossing_perimeters for the next travel moves
@ -425,7 +425,7 @@ sub retract {
if ($self->config->get_at('wipe', $self->writer->extruder->id) && $self->_wipe_path) {
# Reduce feedrate a bit; travel speed is often too high to move on existing material.
# Too fast = ripping of existing material; too slow = short wipe path, thus more blob.
my $wipe_speed = $self->writer->config->travel_speed * 0.8;
my $wipe_speed = $self->writer->config->get('travel_speed') * 0.8;
# get the retraction length
my $length = $toolchange
@ -484,7 +484,7 @@ sub unretract {
my $gcode = "";
$gcode .= $self->writer->unlift;
$gcode .= $self->writer->unretract('compensate retraction');
$gcode .= $self->writer->unretract;
return $gcode;
}

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@ -1,426 +0,0 @@
package Slic3r::GCode::Writer;
use Moo;
use List::Util qw(min max first);
use Slic3r::Geometry qw(X Y epsilon);
has 'config' => (is => 'ro', default => sub { Slic3r::Config::GCode->new });
has 'multiple_extruders' => (is => 'rw', default => sub { 0 });
has '_extrusion_axis' => (is => 'rw', default => sub { 'E' });
has '_extruders' => (is => 'ro', default => sub {{}});
has '_extruder' => (is => 'rw', reader => 'extruder');
has '_last_acceleration' => (is => 'rw', default => sub { 0 });
has '_last_fan_speed' => (is => 'rw', default => sub { 0 });
has '_lifted' => (is => 'rw', default => sub { 0 });
has '_pos' => (is => 'rw', default => sub { Slic3r::Pointf3->new });
sub apply_print_config {
my ($self, $print_config) = @_;
$self->config->apply_print_config($print_config);
if ($self->config->gcode_flavor eq 'mach3') {
$self->_extrusion_axis('A');
} elsif ($self->config->gcode_flavor eq 'no-extrusion') {
$self->_extrusion_axis('');
} else {
$self->_extrusion_axis($self->config->extrusion_axis);
}
}
sub set_extruders {
my ($self, $extruder_ids) = @_;
foreach my $i (@$extruder_ids) {
$self->_extruders->{$i} = my $e = Slic3r::Extruder->new($i, $self->config);
}
# we enable support for multiple extruder if any extruder greater than 0 is used
# (even if prints only uses that one) since we need to output Tx commands
# first extruder has index 0
$self->multiple_extruders(max(@$extruder_ids) > 0);
}
sub preamble {
my ($self) = @_;
my $gcode = "";
if ($self->config->gcode_flavor ne 'makerware') {
$gcode .= "G21 ; set units to millimeters\n";
$gcode .= "G90 ; use absolute coordinates\n";
}
if ($self->config->gcode_flavor =~ /^(?:reprap|teacup)$/) {
if ($self->config->use_relative_e_distances) {
$gcode .= "M83 ; use relative distances for extrusion\n";
} else {
$gcode .= "M82 ; use absolute distances for extrusion\n";
}
$gcode .= $self->reset_e(1);
}
return $gcode;
}
sub set_temperature {
my ($self, $temperature, $wait, $tool) = @_;
return "" if $wait && $self->config->gcode_flavor =~ /^(?:makerware|sailfish)$/;
my ($code, $comment) = ($wait && $self->config->gcode_flavor ne 'teacup')
? ('M109', 'wait for temperature to be reached')
: ('M104', 'set temperature');
my $gcode = sprintf "$code %s%d %s; $comment\n",
($self->config->gcode_flavor eq 'mach3' ? 'P' : 'S'), $temperature,
(defined $tool && ($self->multiple_extruders || $self->config->gcode_flavor =~ /^(?:makerware|sailfish)$/)) ? "T$tool " : "";
$gcode .= "M116 ; wait for temperature to be reached\n"
if $self->config->gcode_flavor eq 'teacup' && $wait;
return $gcode;
}
sub set_bed_temperature {
my ($self, $temperature, $wait) = @_;
my ($code, $comment) = ($wait && $self->config->gcode_flavor ne 'teacup')
? (($self->config->gcode_flavor =~ /^(?:makerware|sailfish)$/ ? 'M109' : 'M190'), 'wait for bed temperature to be reached')
: ('M140', 'set bed temperature');
my $gcode = sprintf "$code %s%d ; $comment\n",
($self->config->gcode_flavor eq 'mach3' ? 'P' : 'S'), $temperature;
$gcode .= "M116 ; wait for bed temperature to be reached\n"
if $self->config->gcode_flavor eq 'teacup' && $wait;
return $gcode;
}
sub set_fan {
my ($self, $speed, $dont_save) = @_;
if ($self->_last_fan_speed != $speed || $dont_save) {
$self->_last_fan_speed($speed) if !$dont_save;
if ($speed == 0) {
my $code = $self->config->gcode_flavor eq 'teacup'
? 'M106 S0'
: $self->config->gcode_flavor =~ /^(?:makerware|sailfish)$/
? 'M127'
: 'M107';
return sprintf "$code%s\n", ($self->config->gcode_comments ? ' ; disable fan' : '');
} else {
if ($self->config->gcode_flavor =~ /^(?:makerware|sailfish)$/) {
return sprintf "M126%s\n", ($self->config->gcode_comments ? ' ; enable fan' : '');
} else {
return sprintf "M106 %s%d%s\n", ($self->config->gcode_flavor eq 'mach3' ? 'P' : 'S'),
(255 * $speed / 100), ($self->config->gcode_comments ? ' ; enable fan' : '');
}
}
}
return "";
}
sub set_acceleration {
my ($self, $acceleration) = @_;
return "" if !$acceleration || $acceleration == $self->_last_acceleration;
$self->_last_acceleration($acceleration);
return sprintf "M204 S%s%s\n",
$acceleration, ($self->config->gcode_comments ? ' ; adjust acceleration' : '');
}
sub update_progress {
my ($self, $num, $tot, $allow_100) = @_;
return "" if $self->config->gcode_flavor !~ /^(?:makerware|sailfish)$/;
my $percent = int($num/$tot*100);
$percent = min($percent, 99) if !$allow_100;
return sprintf "M73 P%s%s\n",
$percent,
$self->_comment('update progress');
}
sub need_toolchange {
my ($self, $extruder_id) = @_;
# return false if this extruder was already selected
return (!defined $self->_extruder) || ($self->_extruder->id != $extruder_id);
}
sub set_extruder {
my ($self, $extruder_id) = @_;
return "" if !$self->need_toolchange;
return $self->toolchange($extruder_id);
}
sub toolchange {
my ($self, $extruder_id) = @_;
# set the new extruder
$self->_extruder($self->_extruders->{$extruder_id});
# return the toolchange command
# if we are running a single-extruder setup, just set the extruder and return nothing
my $gcode = "";
if ($self->multiple_extruders) {
$gcode .= sprintf "%s%d%s\n",
($self->config->gcode_flavor eq 'makerware'
? 'M135 T'
: $self->config->gcode_flavor eq 'sailfish'
? 'M108 T'
: 'T'),
$extruder_id,
($self->config->gcode_comments ? ' ; change extruder' : '');
$gcode .= $self->reset_e(1);
}
return $gcode;
}
sub reset_e {
my ($self, $force) = @_;
return "" if $self->config->gcode_flavor =~ /^(?:mach3|makerware|sailfish)$/;
if (defined $self->_extruder) {
return "" if $self->_extruder->E == 0 && !$force;
$self->_extruder->set_E(0) if $self->_extruder;
}
if ($self->_extrusion_axis ne '' && !$self->config->use_relative_e_distances) {
return sprintf "G92 %s0%s\n", $self->config->extrusion_axis, ($self->config->gcode_comments ? ' ; reset extrusion distance' : '');
} else {
return "";
}
}
sub _comment {
my ($self, $comment) = @_;
return "" if (!defined $comment) || ($comment eq '') || !$self->config->gcode_comments;
return " ; $comment";
}
sub set_speed {
my ($self, $F, $comment) = @_;
return sprintf "G1 F%.3f%s\n",
$F,
$self->_comment($comment);
}
sub travel_to_xy {
my ($self, $pointf, $comment) = @_;
$self->_pos->set_x($pointf->x);
$self->_pos->set_y($pointf->y); # ))
return sprintf "G1 X%.3f Y%.3f F%.3f%s\n",
@$pointf,
$self->config->travel_speed*60,
$self->_comment($comment);
}
sub travel_to_xyz {
my ($self, $pointf3, $comment) = @_;
# If target Z is lower than current Z but higher than nominal Z we
# don't perform the Z move but we only move in the XY plane and
# adjust the nominal Z by reducing the lift amount that will be
# used for unlift.
if (!$self->will_move_z($pointf3->z)) {
my $nominal_z = $self->_pos->z - $self->_lifted;
$self->_lifted($self->_lifted - ($pointf3->z - $nominal_z));
return $self->travel_to_xy(Slic3r::Pointf->new(@$pointf3[X,Y]));
}
# In all the other cases, we perform an actual XYZ move and cancel
# the lift.
$self->_lifted(0);
return $self->_travel_to_xyz($pointf3, $comment);
}
sub _travel_to_xyz {
my ($self, $pointf3, $comment) = @_;
$self->_pos($pointf3);
return sprintf "G1 X%.3f Y%.3f Z%.3f F%.3f%s\n",
@$pointf3,
$self->config->travel_speed*60,
$self->_comment($comment);
}
sub travel_to_z {
my ($self, $z, $comment) = @_;
# If target Z is lower than current Z but higher than nominal Z
# we don't perform the move but we only adjust the nominal Z by
# reducing the lift amount that will be used for unlift.
if (!$self->will_move_z($z)) {
my $nominal_z = $self->_pos->z - $self->_lifted;
$self->_lifted($self->_lifted - ($z - $nominal_z));
return "";
}
# In all the other cases, we perform an actual Z move and cancel
# the lift.
$self->_lifted(0);
return $self->_travel_to_z($z, $comment);
}
sub _travel_to_z {
my ($self, $z, $comment) = @_;
$self->_pos->set_z($z);
return sprintf "G1 Z%.3f F%.3f%s\n",
$z,
$self->config->travel_speed*60,
$self->_comment($comment);
}
sub will_move_z {
my ($self, $z) = @_;
# If target Z is lower than current Z but higher than nominal Z
# we don't perform an actual Z move.
if ($self->_lifted > 0) {
my $nominal_z = $self->_pos->z - $self->_lifted;
if ($z >= $nominal_z && $z <= $self->_pos->z) {
return 0;
}
}
return 1;
}
sub extrude_to_xy {
my ($self, $pointf, $dE, $comment) = @_;
$self->_pos->set_x($pointf->x);
$self->_pos->set_y($pointf->y); # ))
$self->_extruder->extrude($dE);
return sprintf "G1 X%.3f Y%.3f %s%.5f%s\n",
@$pointf,
$self->_extrusion_axis,
$self->_extruder->E,
$self->_comment($comment);
}
sub extrude_to_xyz {
my ($self, $pointf3, $dE, $comment) = @_;
$self->_pos($pointf3);
$self->_lifted(0);
$self->_extruder->extrude($dE);
return sprintf "G1 X%.3f Y%.3f Z%.3f %s%.5f%s\n",
@$pointf3,
$self->_extrusion_axis,
$self->_extruder->E,
$self->_comment($comment);
}
sub retract {
my ($self) = @_;
return $self->_retract(
$self->_extruder->retract_length,
$self->_extruder->retract_restart_extra,
'retract',
);
}
sub retract_for_toolchange {
my ($self) = @_;
return $self->_retract(
$self->_extruder->retract_length_toolchange,
$self->_extruder->retract_restart_extra_toolchange,
'retract for toolchange',
);
}
sub _retract {
my ($self, $length, $restart_extra, $comment) = @_;
my $gcode = "";
my $dE = $self->_extruder->retract($length, $restart_extra);
if ($dE != 0) {
if ($self->config->use_firmware_retraction) {
$gcode .= "G10 ; retract\n";
} else {
$gcode = sprintf "G1 %s%.5f F%.3f%s\n",
$self->_extrusion_axis,
$self->_extruder->E,
$self->_extruder->retract_speed_mm_min,
$self->_comment($comment);
}
}
$gcode .= "M103 ; extruder off\n"
if $self->config->gcode_flavor eq 'makerware';
return $gcode;
}
sub unretract {
my ($self, $comment) = @_;
my $gcode = "";
$gcode .= "M101 ; extruder on\n"
if $self->config->gcode_flavor eq 'makerware';
my $dE = $self->_extruder->unretract;
if ($dE != 0) {
if ($self->config->use_firmware_retraction) {
$gcode .= "G11 ; unretract\n";
$gcode .= $self->reset_e;
return $gcode;
} else {
# use G1 instead of G0 because G0 will blend the restart with the previous travel move
$gcode .= sprintf "G1 %s%.5f F%.3f%s\n",
$self->_extrusion_axis,
$self->_extruder->E,
$self->_extruder->retract_speed_mm_min,
$self->_comment($comment);
}
}
return $gcode;
}
# If this method is called more than once before calling unlift(),
# it will not perform subsequent lifts, even if Z was raised manually
# (i.e. with travel_to_z()) and thus _lifted was reduced.
sub lift {
my ($self) = @_;
if ($self->_lifted == 0 && $self->config->retract_lift->[0] > 0) {
my $to_lift = $self->config->retract_lift->[0];
$self->_lifted($to_lift);
return $self->_travel_to_z($self->_pos->z + $to_lift, 'lift Z');
}
return "";
}
sub unlift {
my ($self) = @_;
my $gcode = "";
if ($self->_lifted > 0) {
$gcode .= $self->_travel_to_z($self->_pos->z - $self->_lifted, 'restore layer Z');
$self->_lifted(0);
}
return $gcode;
}
sub hasmultiple_extruders {
my ($self) = @_;
return $self->multiple_extruders;
}
sub extruders {
my ($self) = @_;
return [ sort { $a->id <=> $b->id } values %{$self->_extruders} ];
}
1;

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@ -633,7 +633,7 @@ sub write_gcode {
if ($layer->id == 0 && $finished_objects > 0) {
printf $fh $gcodegen->writer->set_bed_temperature($self->config->first_layer_bed_temperature),
if $self->config->first_layer_bed_temperature;
$print_first_layer_temperature->();
$print_first_layer_temperature->(0);
}
print $fh $buffer->append(
$layer_gcode->process_layer($layer, [$copy]),

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@ -190,6 +190,7 @@ package main;
for my $class (qw(
Slic3r::Config
Slic3r::Config::Full
Slic3r::Config::GCode
Slic3r::Config::Print
Slic3r::Config::PrintObject
Slic3r::Config::PrintRegion

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@ -0,0 +1,499 @@
#include "GCodeWriter.hpp"
#include <algorithm>
#include <iomanip>
#include <iostream>
#include <map>
#define FLAVOR_IS(val) this->config.gcode_flavor == val
#define FLAVOR_IS_NOT(val) this->config.gcode_flavor != val
#define COMMENT(comment) if (this->config.gcode_comments && !comment.empty()) gcode << " ; " << comment;
#define PRECISION(val, precision) std::fixed << std::setprecision(precision) << val
#define XYZF_NUM(val) PRECISION(val, 3)
#define E_NUM(val) PRECISION(val, 5)
namespace Slic3r {
Extruder*
GCodeWriter::extruder()
{
return this->_extruder;
}
std::string
GCodeWriter::extrusion_axis() const
{
return this->_extrusion_axis;
}
void
GCodeWriter::apply_print_config(const PrintConfig &print_config)
{
this->config.apply(print_config, true);
if (FLAVOR_IS(gcfMach3)) {
this->_extrusion_axis = "A";
} else if (FLAVOR_IS(gcfNoExtrusion)) {
this->_extrusion_axis = "";
} else {
this->_extrusion_axis = this->config.extrusion_axis;
}
}
void
GCodeWriter::set_extruders(const std::vector<unsigned int> &extruder_ids)
{
for (std::vector<unsigned int>::const_iterator i = extruder_ids.begin(); i != extruder_ids.end(); ++i) {
this->extruders.insert( std::pair<unsigned int,Extruder>(*i, Extruder(*i, &this->config)) );
}
/* we enable support for multiple extruder if any extruder greater than 0 is used
(even if prints only uses that one) since we need to output Tx commands
first extruder has index 0 */
this->multiple_extruders = (*std::max_element(extruder_ids.begin(), extruder_ids.end())) > 0;
}
std::string
GCodeWriter::preamble()
{
std::string gcode;
if (FLAVOR_IS_NOT(gcfMakerWare)) {
gcode += "G21 ; set units to millimeters\n";
gcode += "G90 ; use absolute coordinates\n";
}
if (FLAVOR_IS(gcfRepRap) || FLAVOR_IS(gcfTeacup)) {
if (this->config.use_relative_e_distances) {
gcode += "M83 ; use relative distances for extrusion\n";
} else {
gcode += "M82 ; use absolute distances for extrusion\n";
}
gcode += this->reset_e(true);
}
return gcode;
}
std::string
GCodeWriter::set_temperature(unsigned int temperature, bool wait, int tool)
{
if (wait && (FLAVOR_IS(gcfMakerWare) || FLAVOR_IS(gcfSailfish)))
return "";
std::string code, comment;
if (wait && FLAVOR_IS_NOT(gcfTeacup)) {
code = "M109";
comment = "wait for temperature to be reached";
} else {
code = "M104";
comment = "set temperature";
}
std::ostringstream gcode;
gcode << code << " ";
if (FLAVOR_IS(gcfMach3)) {
gcode << "P";
} else {
gcode << "S";
}
gcode << temperature;
if (tool != -1 && (this->multiple_extruders || FLAVOR_IS(gcfMakerWare) || FLAVOR_IS(gcfSailfish))) {
gcode << " T" << tool;
}
gcode << " ; " << comment << "\n";
if (FLAVOR_IS(gcfTeacup) && wait)
gcode << "M116 ; wait for temperature to be reached\n";
return gcode.str();
}
std::string
GCodeWriter::set_bed_temperature(unsigned int temperature, bool wait)
{
std::string code, comment;
if (wait && FLAVOR_IS_NOT(gcfTeacup)) {
if (FLAVOR_IS(gcfMakerWare) || FLAVOR_IS(gcfSailfish)) {
code = "M109";
} else {
code = "M190";
}
comment = "set bed temperature";
} else {
code = "M140";
comment = "wait for bed temperature to be reached";
}
std::ostringstream gcode;
gcode << code << " ";
if (FLAVOR_IS(gcfMach3)) {
gcode << "P";
} else {
gcode << "S";
}
gcode << temperature << " ; " << comment << "\n";
if (FLAVOR_IS(gcfTeacup) && wait)
gcode << "M116 ; wait for bed temperature to be reached\n";
return gcode.str();
}
std::string
GCodeWriter::set_fan(unsigned int speed, bool dont_save)
{
std::ostringstream gcode;
if (this->_last_fan_speed != speed || dont_save) {
if (!dont_save) this->_last_fan_speed = speed;
if (speed == 0) {
if (FLAVOR_IS(gcfTeacup)) {
gcode << "M106 S0";
} else if (FLAVOR_IS(gcfMakerWare) || FLAVOR_IS(gcfSailfish)) {
gcode << "M127";
} else {
gcode << "M107";
}
if (this->config.gcode_comments) gcode << " ; disable fan";
gcode << "\n";
} else {
if (FLAVOR_IS(gcfMakerWare) || FLAVOR_IS(gcfSailfish)) {
gcode << "M126";
} else {
gcode << "M106 ";
if (FLAVOR_IS(gcfMach3)) {
gcode << "P";
} else {
gcode << "S";
}
gcode << (255.0 * speed / 100.0);
}
if (this->config.gcode_comments) gcode << " ; enable fan";
gcode << "\n";
}
}
return gcode.str();
}
std::string
GCodeWriter::set_acceleration(unsigned int acceleration)
{
if (acceleration == 0 || acceleration == this->_last_acceleration)
return "";
this->_last_acceleration = acceleration;
std::ostringstream gcode;
gcode << "M204 S" << acceleration;
if (this->config.gcode_comments) gcode << " ; adjust acceleration";
gcode << "\n";
return gcode.str();
}
std::string
GCodeWriter::reset_e(bool force)
{
if (FLAVOR_IS(gcfMach3)
|| FLAVOR_IS(gcfMakerWare)
|| FLAVOR_IS(gcfSailfish))
return "";
if (this->_extruder != NULL) {
if (this->_extruder->E == 0 && !force) return "";
this->_extruder->E = 0;
}
if (!this->_extrusion_axis.empty() && !this->config.use_relative_e_distances) {
std::ostringstream gcode;
gcode << "G92 " << this->_extrusion_axis << "0";
if (this->config.gcode_comments) gcode << " ; reset extrusion distance";
gcode << "\n";
return gcode.str();
} else {
return "";
}
}
std::string
GCodeWriter::update_progress(unsigned int num, unsigned int tot, bool allow_100)
{
if (FLAVOR_IS_NOT(gcfMakerWare) && FLAVOR_IS_NOT(gcfSailfish))
return "";
unsigned int percent = 100.0 * num / tot;
if (!allow_100) percent = std::min(percent, (unsigned int)99);
std::ostringstream gcode;
gcode << "M73 P" << percent;
if (this->config.gcode_comments) gcode << " ; update progress";
gcode << "\n";
return gcode.str();
}
bool
GCodeWriter::need_toolchange(unsigned int extruder_id) const
{
// return false if this extruder was already selected
return (this->_extruder == NULL) || (this->_extruder->id != extruder_id);
}
std::string
GCodeWriter::set_extruder(unsigned int extruder_id)
{
if (!this->need_toolchange(extruder_id)) return "";
return this->toolchange(extruder_id);
}
std::string
GCodeWriter::toolchange(unsigned int extruder_id)
{
// set the new extruder
this->_extruder = &this->extruders.find(extruder_id)->second;
// return the toolchange command
// if we are running a single-extruder setup, just set the extruder and return nothing
std::ostringstream gcode;
if (this->multiple_extruders) {
if (FLAVOR_IS(gcfMakerWare)) {
gcode << "M135 T";
} else if (FLAVOR_IS(gcfSailfish)) {
gcode << "M108 T";
} else {
gcode << "T";
}
gcode << extruder_id;
if (this->config.gcode_comments) gcode << " ; change extruder";
gcode << "\n";
gcode << this->reset_e(true);
}
return gcode.str();
}
std::string
GCodeWriter::set_speed(double F, const std::string &comment)
{
std::ostringstream gcode;
gcode << "G1 F" << F;
COMMENT(comment);
gcode << "\n";
return gcode.str();
}
std::string
GCodeWriter::travel_to_xy(const Pointf &point, const std::string &comment)
{
this->_pos.x = point.x;
this->_pos.y = point.y;
std::ostringstream gcode;
gcode << "G1 X" << XYZF_NUM(point.x)
<< " Y" << XYZF_NUM(point.y)
<< " F" << XYZF_NUM(this->config.travel_speed.value * 60.0);
COMMENT(comment);
gcode << "\n";
return gcode.str();
}
std::string
GCodeWriter::travel_to_xyz(const Pointf3 &point, const std::string &comment)
{
/* If target Z is lower than current Z but higher than nominal Z we
don't perform the Z move but we only move in the XY plane and
adjust the nominal Z by reducing the lift amount that will be
used for unlift. */
if (!this->will_move_z(point.z)) {
double nominal_z = this->_pos.z - this->_lifted;
this->_lifted = this->_lifted - (point.z - nominal_z);
return this->travel_to_xy(point);
}
/* In all the other cases, we perform an actual XYZ move and cancel
the lift. */
this->_lifted = 0;
this->_pos = point;
std::ostringstream gcode;
gcode << "G1 X" << XYZF_NUM(point.x)
<< " Y" << XYZF_NUM(point.y)
<< " Z" << XYZF_NUM(point.z)
<< " F" << XYZF_NUM(this->config.travel_speed.value * 60.0);
COMMENT(comment);
gcode << "\n";
return gcode.str();
}
std::string
GCodeWriter::travel_to_z(double z, const std::string &comment)
{
/* If target Z is lower than current Z but higher than nominal Z
we don't perform the move but we only adjust the nominal Z by
reducing the lift amount that will be used for unlift. */
if (!this->will_move_z(z)) {
double nominal_z = this->_pos.z - this->_lifted;
this->_lifted = this->_lifted - (z - nominal_z);
return "";
}
/* In all the other cases, we perform an actual Z move and cancel
the lift. */
this->_lifted = 0;
return this->_travel_to_z(z, comment);
}
std::string
GCodeWriter::_travel_to_z(double z, const std::string &comment)
{
this->_pos.z = z;
std::ostringstream gcode;
gcode << "G1 Z" << XYZF_NUM(z)
<< " F" << XYZF_NUM(this->config.travel_speed.value * 60.0);
COMMENT(comment);
gcode << "\n";
return gcode.str();
}
bool
GCodeWriter::will_move_z(double z) const
{
/* If target Z is lower than current Z but higher than nominal Z
we don't perform an actual Z move. */
if (this->_lifted > 0) {
double nominal_z = this->_pos.z - this->_lifted;
if (z >= nominal_z && z <= this->_pos.z)
return false;
}
return true;
}
std::string
GCodeWriter::extrude_to_xy(const Pointf &point, double dE, const std::string &comment)
{
this->_pos.x = point.x;
this->_pos.y = point.y;
this->_extruder->extrude(dE);
std::ostringstream gcode;
gcode << "G1 X" << XYZF_NUM(point.x)
<< " Y" << XYZF_NUM(point.y)
<< " " << this->_extrusion_axis << E_NUM(this->_extruder->E);
COMMENT(comment);
gcode << "\n";
return gcode.str();
}
std::string
GCodeWriter::extrude_to_xyz(const Pointf3 &point, double dE, const std::string &comment)
{
this->_pos = point;
this->_lifted = 0;
this->_extruder->extrude(dE);
std::ostringstream gcode;
gcode << "G1 X" << XYZF_NUM(point.x)
<< " Y" << XYZF_NUM(point.y)
<< " Z" << XYZF_NUM(point.z)
<< " " << this->_extrusion_axis << E_NUM(this->_extruder->E);
COMMENT(comment);
gcode << "\n";
return gcode.str();
}
std::string
GCodeWriter::retract()
{
return this->_retract(
this->_extruder->retract_length(),
this->_extruder->retract_restart_extra(),
"retract"
);
}
std::string
GCodeWriter::retract_for_toolchange()
{
return this->_retract(
this->_extruder->retract_length_toolchange(),
this->_extruder->retract_restart_extra_toolchange(),
"retract for toolchange"
);
}
std::string
GCodeWriter::_retract(double length, double restart_extra, const std::string &comment)
{
std::ostringstream gcode;
double dE = this->_extruder->retract(length, restart_extra);
if (dE != 0) {
if (this->config.use_firmware_retraction) {
gcode << "G10 ; retract\n";
} else {
gcode << "G1 " << this->_extrusion_axis << E_NUM(this->_extruder->E)
<< " F" << this->_extruder->retract_speed_mm_min;
COMMENT(comment);
gcode << "\n";
}
}
if (FLAVOR_IS(gcfMakerWare))
gcode << "M103 ; extruder off\n";
return gcode.str();
}
std::string
GCodeWriter::unretract()
{
std::ostringstream gcode;
if (FLAVOR_IS(gcfMakerWare))
gcode << "M101 ; extruder on\n";
double dE = this->_extruder->unretract();
if (dE != 0) {
if (this->config.use_firmware_retraction) {
gcode << "G11 ; unretract\n";
gcode << this->reset_e();
} else {
// use G1 instead of G0 because G0 will blend the restart with the previous travel move
gcode << "G1 " << this->_extrusion_axis << E_NUM(this->_extruder->E)
<< " F" << this->_extruder->retract_speed_mm_min;
if (this->config.gcode_comments) gcode << " ; unretract";
gcode << "\n";
}
}
return gcode.str();
}
/* If this method is called more than once before calling unlift(),
it will not perform subsequent lifts, even if Z was raised manually
(i.e. with travel_to_z()) and thus _lifted was reduced. */
std::string
GCodeWriter::lift()
{
double target_lift = this->config.retract_lift.get_at(0);
if (this->_lifted == 0 && target_lift > 0) {
this->_lifted = target_lift;
return this->_travel_to_z(this->_pos.z + target_lift, "lift Z");
}
return "";
}
std::string
GCodeWriter::unlift()
{
std::string gcode;
if (this->_lifted > 0) {
gcode += this->_travel_to_z(this->_pos.z - this->_lifted, "restore layer Z");
this->_lifted = 0;
}
return gcode;
}
#ifdef SLIC3RXS
REGISTER_CLASS(GCodeWriter, "GCode::Writer");
#endif
}

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@ -0,0 +1,63 @@
#ifndef slic3r_GCodeWriter_hpp_
#define slic3r_GCodeWriter_hpp_
#include <myinit.h>
#include <string>
#include "Extruder.hpp"
#include "Point.hpp"
#include "PrintConfig.hpp"
namespace Slic3r {
class GCodeWriter {
public:
GCodeConfig config;
std::map<unsigned int,Extruder> extruders;
bool multiple_extruders;
GCodeWriter()
: multiple_extruders(false), _extrusion_axis("E"), _extruder(NULL),
_last_acceleration(0), _last_fan_speed(0), _lifted(0)
{};
Extruder* extruder();
std::string extrusion_axis() const;
void apply_print_config(const PrintConfig &print_config);
void set_extruders(const std::vector<unsigned int> &extruder_ids);
std::string preamble();
std::string set_temperature(unsigned int temperature, bool wait = false, int tool = -1);
std::string set_bed_temperature(unsigned int temperature, bool wait = false);
std::string set_fan(unsigned int speed, bool dont_save = false);
std::string set_acceleration(unsigned int acceleration);
std::string reset_e(bool force = false);
std::string update_progress(unsigned int num, unsigned int tot, bool allow_100 = false);
bool need_toolchange(unsigned int extruder_id) const;
std::string set_extruder(unsigned int extruder_id);
std::string toolchange(unsigned int extruder_id);
std::string set_speed(double F, const std::string &comment = std::string());
std::string travel_to_xy(const Pointf &point, const std::string &comment = std::string());
std::string travel_to_xyz(const Pointf3 &point, const std::string &comment = std::string());
std::string travel_to_z(double z, const std::string &comment = std::string());
bool will_move_z(double z) const;
std::string extrude_to_xy(const Pointf &point, double dE, const std::string &comment = std::string());
std::string extrude_to_xyz(const Pointf3 &point, double dE, const std::string &comment = std::string());
std::string retract();
std::string retract_for_toolchange();
std::string unretract();
std::string lift();
std::string unlift();
private:
std::string _extrusion_axis;
Extruder* _extruder;
unsigned int _last_acceleration;
unsigned int _last_fan_speed;
double _lifted;
Pointf3 _pos;
std::string _travel_to_z(double z, const std::string &comment);
std::string _retract(double length, double restart_extra, const std::string &comment);
};
}
#endif

63
xs/xsp/GCodeWriter.xsp Normal file
View File

@ -0,0 +1,63 @@
%module{Slic3r::XS};
%{
#include <myinit.h>
#include "libslic3r/GCodeWriter.hpp"
%}
%name{Slic3r::GCode::Writer} class GCodeWriter {
GCodeWriter();
~GCodeWriter();
Ref<GCodeConfig> config()
%code%{ RETVAL = &THIS->config; %};
bool multiple_extruders()
%code{% RETVAL = THIS->multiple_extruders; %};
Ref<Extruder> extruder();
std::string extrusion_axis();
void apply_print_config(PrintConfig* print_config)
%code{% THIS->apply_print_config(*print_config); %};
void set_extruders(std::vector<unsigned int> extruder_ids);
std::string preamble();
std::string set_temperature(unsigned int temperature, bool wait = false, int tool = -1);
std::string set_bed_temperature(unsigned int temperature, bool wait = false);
std::string set_fan(unsigned int speed, bool dont_save = false);
std::string set_acceleration(unsigned int acceleration);
std::string reset_e(bool force = false);
std::string update_progress(unsigned int num, unsigned int tot, bool allow_100 = false);
bool need_toolchange(unsigned int extruder_id);
std::string set_extruder(unsigned int extruder_id);
std::string toolchange(unsigned int extruder_id);
std::string set_speed(double F, std::string comment = std::string());
std::string travel_to_xy(Pointf* point, std::string comment = std::string())
%code{% RETVAL = THIS->travel_to_xy(*point, comment); %};
std::string travel_to_xyz(Pointf3* point, std::string comment = std::string())
%code{% RETVAL = THIS->travel_to_xyz(*point, comment); %};
std::string travel_to_z(double z, std::string comment = std::string());
bool will_move_z(double z);
std::string extrude_to_xy(Pointf* point, double dE, std::string comment = std::string())
%code{% RETVAL = THIS->extrude_to_xy(*point, dE, comment); %};
std::string extrude_to_xyz(Pointf3* point, double dE, std::string comment = std::string())
%code{% RETVAL = THIS->extrude_to_xyz(*point, dE, comment); %};
std::string retract();
std::string retract_for_toolchange();
std::string unretract();
std::string lift();
std::string unlift();
%{
SV*
GCodeWriter::extruders()
CODE:
AV* av = newAV();
av_fill(av, THIS->extruders.size()-1);
int i = 0;
for (std::map<unsigned int,Extruder>::iterator it = THIS->extruders.begin(); it != THIS->extruders.end(); ++it) {
av_store(av, i++, perl_to_SV_ref(it->second));
}
RETVAL = newRV_noinc((SV*)av);
OUTPUT:
RETVAL
%}
};

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@ -111,6 +111,8 @@ SurfaceCollection* O_OBJECT_SLIC3R
Ref<SurfaceCollection> O_OBJECT_SLIC3R_T
Extruder* O_OBJECT_SLIC3R
Ref<Extruder> O_OBJECT_SLIC3R_T
Clone<Extruder> O_OBJECT_SLIC3R_T
Model* O_OBJECT_SLIC3R
Ref<Model> O_OBJECT_SLIC3R_T
@ -159,6 +161,10 @@ MotionPlanner* O_OBJECT_SLIC3R
Ref<MotionPlanner> O_OBJECT_SLIC3R_T
Clone<MotionPlanner> O_OBJECT_SLIC3R_T
GCodeWriter* O_OBJECT_SLIC3R
Ref<GCodeWriter> O_OBJECT_SLIC3R_T
Clone<GCodeWriter> O_OBJECT_SLIC3R_T
ExtrusionLoopRole T_UV
ExtrusionRole T_UV
FlowRole T_UV

View File

@ -9,6 +9,8 @@
%typemap{std::vector<unsigned int>*};
%typemap{std::vector<double>};
%typemap{std::vector<double>*};
%typemap{std::vector<unsigned int>};
%typemap{std::vector<unsigned int>*};
%typemap{std::vector<std::string>};
%typemap{t_layer_height_ranges};
%typemap{SV*};
@ -82,6 +84,9 @@
%typemap{MotionPlanner*};
%typemap{Ref<MotionPlanner>}{simple};
%typemap{Clone<MotionPlanner>}{simple};
%typemap{GCodeWriter*};
%typemap{Ref<GCodeWriter>}{simple};
%typemap{Clone<GCodeWriter>}{simple};
%typemap{Surface*};
%typemap{Ref<Surface>}{simple};
@ -127,6 +132,8 @@
%typemap{TriangleMeshPtrs};
%typemap{Ref<SurfaceCollection>}{simple};
%typemap{Extruder*};
%typemap{Ref<Extruder>}{simple};
%typemap{Clone<Extruder>}{simple};
%typemap{Model*};
%typemap{Ref<Model>}{simple};
%typemap{Clone<Model>}{simple};