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Finish porting the Extruder class to libslic3r

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This commit is contained in:
Alessandro Ranellucci 2014-10-21 20:36:52 +02:00
parent f82e92f498
commit 71ec90a1dd
6 changed files with 40 additions and 46 deletions
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1
lib/Slic3r.pm
View file

@ -38,7 +38,6 @@ use Moo 1.003001;
use Slic3r::XS; # import all symbols (constants etc.) before they get parsed
use Slic3r::Config;
use Slic3r::ExPolygon;
use Slic3r::Extruder;
use Slic3r::ExtrusionLoop;
use Slic3r::ExtrusionPath;
use Slic3r::ExtrusionPath::Collection;

42
lib/Slic3r/Extruder.pm
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@ -1,42 +0,0 @@
package Slic3r::Extruder;
use strict;
use warnings;
require Exporter;
our @ISA = qw(Exporter);
our @EXPORT_OK = qw(EXTRUDER_ROLE_PERIMETER EXTRUDER_ROLE_INFILL EXTRUDER_ROLE_SUPPORT_MATERIAL
EXTRUDER_ROLE_SUPPORT_MATERIAL_INTERFACE);
our %EXPORT_TAGS = (roles => \@EXPORT_OK);
use Slic3r::Geometry qw(PI scale);
# has 'e_per_mm3' => (is => 'lazy');
# has 'retract_speed_mm_min' => (is => 'lazy');
use constant EXTRUDER_ROLE_PERIMETER => 1;
use constant EXTRUDER_ROLE_INFILL => 2;
use constant EXTRUDER_ROLE_SUPPORT_MATERIAL => 3;
use constant EXTRUDER_ROLE_SUPPORT_MATERIAL_INTERFACE => 4;
sub e_per_mm3 {
my $self = shift;
return $self->extrusion_multiplier * (4 / (($self->filament_diameter ** 2) * PI));
}
sub retract_speed_mm_min {
my $self = shift;
return $self->retract_speed * 60;
}
sub extruded_volume {
my ($self, $E) = @_;
return $E * ($self->filament_diameter**2) * PI/4;
}
sub e_per_mm {
my ($self, $mm3_per_mm) = @_;
return $mm3_per_mm * $self->e_per_mm3;
}
1;

5
lib/Slic3r/Print.pm
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@ -946,9 +946,8 @@ sub write_gcode {
$self->total_used_filament(0);
$self->total_extruded_volume(0);
foreach my $extruder (@{$gcodegen->extruders}) {
# the final retraction doesn't really count as "used filament"
my $used_filament = $extruder->absolute_E + $extruder->retract_length;
my $extruded_volume = $extruder->extruded_volume($used_filament);
my $used_filament = $extruder->used_filament;
my $extruded_volume = $extruder->extruded_volume;
printf $fh "; filament used = %.1fmm (%.1fcm3)\n",
$used_filament, $extruded_volume/1000;

25
xs/src/libslic3r/Extruder.cpp
View file

@ -7,6 +7,11 @@ Extruder::Extruder(int id, PrintConfig *config)
config(config)
{
reset();
// cache values that are going to be called often
this->e_per_mm3 = this->extrusion_multiplier()
* (4 / ((this->filament_diameter() * this->filament_diameter()) * PI));
this->retract_speed_mm_min = this->retract_speed() * 60;
}
void
@ -66,6 +71,26 @@ Extruder::unretract()
return dE;
}
double
Extruder::e_per_mm(double mm3_per_mm) const
{
return mm3_per_mm * this->e_per_mm3;
}
double
Extruder::extruded_volume() const
{
return this->used_filament() * (this->filament_diameter() * this->filament_diameter()) * PI/4;
}
double
Extruder::used_filament() const
{
// Any current amount of retraction should not affect used filament, since
// it represents empty volume in the nozzle. We add it back to E.
return this->absolute_E + this->retracted;
}
Pointf
Extruder::extruder_offset() const
{

6
xs/src/libslic3r/Extruder.hpp
View file

@ -16,6 +16,9 @@ class Extruder
double extrude(double dE);
double retract(double length, double restart_extra);
double unretract();
double e_per_mm(double mm3_per_mm) const;
double extruded_volume() const;
double used_filament() const;
Pointf extruder_offset() const;
double nozzle_diameter() const;
@ -38,7 +41,10 @@ class Extruder
double absolute_E;
double retracted;
double restart_extra;
double e_per_mm3;
double retract_speed_mm_min;
private:
PrintConfig *config;
};

7
xs/xsp/Extruder.xsp
View file

@ -14,6 +14,9 @@
double extrude(double dE);
double retract(double length, double restart_extra);
double unretract();
double e_per_mm(double mm3_per_mm);
double extruded_volume();
double used_filament();
int id() const
%code%{ RETVAL = THIS->id; %};
@ -34,6 +37,10 @@
%code%{ RETVAL = THIS->restart_extra; %};
double set_restart_extra(double val) const
%code%{ RETVAL = THIS->restart_extra = val; %};
double e_per_mm3()
%code%{ RETVAL = THIS->e_per_mm3; %};
double retract_speed_mm_min()
%code%{ RETVAL = THIS->retract_speed_mm_min; %};
Clone<Pointf> extruder_offset() const;
double nozzle_diameter() const;