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One more retraction optimization

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Alessandro Ranellucci
2014-12-25 11:37:54 +01:00
parent 70f454c693
commit 5a0f4eac8d
4 changed files with 22 additions and 3 deletions
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9
lib/Slic3r/GCode.pm
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@@ -341,14 +341,17 @@ sub travel_to {
# Skip retraction at all in the following cases:
# - travel length is shorter than the configured threshold
# - user has enabled "Only retract when crossing perimeters" and the travel move is
# contained in a single island of the current layer *and* a single island in the
# upper layer (so that ooze will not be visible)
# contained in a single internal fill_surface (this includes the bottom layer when
# bottom_solid_layers == 0) or in a single internal slice (this would exclude such
# bottom layer but preserve perimeter-to-infill moves in all the other layers)
# - the path that will be extruded after this travel move is a support material
# extrusion and the travel move is contained in a single support material island
if ($travel->length < scale $self->config->get_at('retract_before_travel', $self->writer->extruder->id)
|| ($self->config->only_retract_when_crossing_perimeters
&& $self->config->fill_density > 0
&& defined($self->layer) && $self->layer->any_internal_region_fill_surface_contains_line($travel))
&& defined($self->layer)
&& ($self->layer->any_internal_region_slice_contains_line($travel)
|| $self->layer->any_internal_region_fill_surface_contains_line($travel)))
|| (defined $role && $role == EXTR_ROLE_SUPPORTMATERIAL && $self->layer->support_islands->contains_line($travel))
) {
# Just perform a straight travel move without any retraction.