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Bugfix: crashing when concentric infill produced very narrow loops. #1740

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Conflicts:

	lib/Slic3r/Fill/Concentric.pm
This commit is contained in:
Alessandro Ranellucci 2014-02-10 16:05:40 +01:00
parent 3d483722c6
commit b961849c38
1 changed files with 2 additions and 1 deletions
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lib/Slic3r/Fill/Concentric.pm
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@ -53,9 +53,10 @@ sub fill_surface {
$last_pos = $paths[-1]->last_point;
}
# clip the paths to avoid the extruder to get exactly on the first point of the loop
# clip the paths to prevent the extruder from getting exactly on the first point of the loop
my $clip_length = scale($flow->nozzle_diameter) * &Slic3r::LOOP_CLIPPING_LENGTH_OVER_NOZZLE_DIAMETER;
$_->clip_end($clip_length) for @paths;
@paths = grep $_->is_valid, @paths; # remove empty paths (too short, thus eaten by clipping)
# TODO: return ExtrusionLoop objects to get better chained paths
return { flow => $flow, no_sort => 1 }, @paths;