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Reset extrusion distance during retracts

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This commit is contained in:
Alessandro Ranellucci 2011-10-11 17:53:50 +02:00
parent f352dd8e81
commit 82d8d0896f
1 changed files with 8 additions and 5 deletions
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13
lib/Slic3r/Extruder.pm
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@ -107,7 +107,14 @@ sub retract {
&& !$self->retracted;
$self->retracted(1);
return $self->G1(undef, undef, -$Slic3r::retract_length, "retract");
my $gcode = $self->G1(undef, undef, -$Slic3r::retract_length, "retract");
# reset extrusion distance during retracts
# this makes sure we leave sufficient precision in the firmware
if (!$Slic3r::use_relative_e_distances) {
$gcode .= "G92 E0\n";
$self->extrusion_distance(0);
}
}
sub unretract {
@ -159,10 +166,6 @@ sub G1 {
if ($e) {
$self->extrusion_distance(0) if $Slic3r::use_relative_e_distances;
$self->extrusion_distance($self->extrusion_distance + $e);
if ($self->extrusion_distance > 65535) {
$gcode = "G92 E0\n" . $gcode;
$self->extrusion_distance($e);
}
$gcode .= sprintf " E%.5f", $self->extrusion_distance;
}