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Temporary workaround for support being placed on the other side of thin walls

new-support
Alessandro Ranellucci 2013-04-23 17:15:23 +02:00
parent 4af52c5e94
commit 93715e7b35
1 changed files with 12 additions and 6 deletions
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18
lib/Slic3r/Print/Object.pm
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@ -806,6 +806,7 @@ sub generate_support_material {
return if $self->layer_count < 2;
my $margin = scale 5;
my @margin_steps = (scale 1, scale 1, scale 1, scale 1, scale 1);
my $keep_margin = scale 3;
my $threshold_rad;
if ($Slic3r::Config->support_material_threshold) {
@ -863,12 +864,17 @@ sub generate_support_material {
push @overhang, @{union_ex($diff)};
# Let's define the required contact area by using a max gap of half the upper
# extrusion width.
$diff = diff_ex(
[ offset($diff, $fw/2 + $margin) ],
[ offset([ map @$_, @{$lower_layer->slices} ], $fw/2) ],
);
push @contact, @$diff;
# extrusion width.
{
my @slices_margin = offset([ map @$_, @{$lower_layer->slices} ], $fw/2);
for ($fw/2, @margin_steps) {
$diff = diff(
[ offset($diff, $_) ],
[ @slices_margin ],
);
}
}
push @contact, @{union_ex($diff)};
}
next if !@contact;