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Viewing changes to lib/Slic3r/Extruder.pm

  • Committer: Package Import Robot
  • Author(s): Chow Loong Jin
  • Date: 2014-06-17 01:27:26 UTC
  • Revision ID: package-import@ubuntu.com-20140617012726-2wrs4zdo251nr4vg
Tags: upstream-1.1.4+dfsg
Import upstream version 1.1.4+dfsg

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lib/Slic3r/Extruder.pm
 
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package Slic3r::Extruder;
 
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use strict;
 
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use warnings;
 
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require Exporter;
 
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our @ISA = qw(Exporter);
 
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our @EXPORT_OK   = qw(EXTRUDER_ROLE_PERIMETER EXTRUDER_ROLE_INFILL EXTRUDER_ROLE_SUPPORT_MATERIAL
 
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                    EXTRUDER_ROLE_SUPPORT_MATERIAL_INTERFACE);
 
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our %EXPORT_TAGS = (roles => \@EXPORT_OK);
 
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use Slic3r::Geometry qw(PI scale);
 
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# has 'e_per_mm3'                 => (is => 'lazy');
 
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# has 'retract_speed_mm_min'      => (is => 'lazy');
 
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use constant EXTRUDER_ROLE_PERIMETER                    => 1;
 
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use constant EXTRUDER_ROLE_INFILL                       => 2;
 
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use constant EXTRUDER_ROLE_SUPPORT_MATERIAL             => 3;
 
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use constant EXTRUDER_ROLE_SUPPORT_MATERIAL_INTERFACE   => 4;
 
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sub e_per_mm3 {
 
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    my $self = shift;
 
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    return $self->extrusion_multiplier * (4 / (($self->filament_diameter ** 2) * PI));
 
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}
 
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sub retract_speed_mm_min {
 
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    my $self = shift;
 
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    return $self->retract_speed * 60;
 
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}
 
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sub scaled_wipe_distance {
 
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    my ($self, $travel_speed) = @_;
 
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    # how far do we move in XY at travel_speed for the time needed to consume
 
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    # retract_length at retract_speed?
 
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    # reduce feedrate a bit; travel speed is often too high to move on existing material
 
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    # too fast = ripping of existing material; too slow = short wipe path, thus more blob
 
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    return scale($self->retract_length / $self->retract_speed * $travel_speed * 0.8);
 
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}
 
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sub extruded_volume {
 
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    my ($self, $E) = @_;
 
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    return $E * ($self->filament_diameter**2) * PI/4;
 
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}
 
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sub e_per_mm {
 
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    my ($self, $mm3_per_mm) = @_;
 
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    return $mm3_per_mm * $self->e_per_mm3;
 
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}
 
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