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Do a slightly thinner interface layer at the top of support material structures by taking into account the diameter of bridge extrudates (nophead's idea)

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This commit is contained in:
Alessandro Ranellucci 2012-10-28 16:59:20 +01:00
parent b5bd216f5c
commit ccb49a8439
5 changed files with 90 additions and 27 deletions
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28
lib/Slic3r/Print.pm
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@ -702,8 +702,8 @@ sub write_gcode {
if $Slic3r::Config->bed_temperature && $Slic3r::Config->bed_temperature != $Slic3r::Config->first_layer_bed_temperature;
}
# go to layer (just use the first one, we only need Z from it)
$gcode .= $gcodegen->change_layer($self->objects->[$object_copies->[0][0]]->layers->[$layer_id]);
# set new layer, but don't move Z as support material interfaces may need an intermediate one
$gcode .= $gcodegen->change_layer($self->objects->[$object_copies->[0][0]]->layers->[$layer_id], dont_move_z => 1);
$gcodegen->elapsed_time(0);
# extrude skirt
@ -742,6 +742,23 @@ sub write_gcode {
$gcodegen->shift_x($shift[X] + unscale $copy->[X]);
$gcodegen->shift_y($shift[Y] + unscale $copy->[Y]);
# extrude support material before other things because it might use a lower Z
# and also because we avoid travelling on other things when printing it
if ($Slic3r::Config->support_material) {
$gcode .= $gcodegen->move_z($layer->support_material_interface_z)
if @{ $layer->support_interface_fills->paths };
$gcode .= $gcodegen->set_extruder($self->extruders->[$Slic3r::Config->support_material_extruder-1]);
$gcode .= $gcodegen->extrude_path($_, 'support material interface')
for $layer->support_interface_fills->shortest_path($gcodegen->last_pos);
$gcode .= $gcodegen->move_z($layer->print_z);
$gcode .= $gcodegen->extrude_path($_, 'support material')
for $layer->support_fills->shortest_path($gcodegen->last_pos);
}
# set actual Z
$gcode .= $gcodegen->move_z($layer->print_z);
foreach my $region_id (0 .. ($self->regions_count-1)) {
my $layerm = $layer->regions->[$region_id];
my $region = $self->regions->[$region_id];
@ -766,13 +783,6 @@ sub write_gcode {
}
}
}
# extrude support material
if ($layer->support_fills) {
$gcode .= $gcodegen->set_extruder($self->extruders->[$Slic3r::Config->support_material_extruder-1]);
$gcode .= $gcodegen->extrude_path($_, 'support material')
for $layer->support_fills->shortest_path($gcodegen->last_pos);
}
}
return if !$gcode;