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Workaround: ignore facets with invalid surface normal

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This commit is contained in:
Florens Wasserfall 2017-02-15 15:12:34 +01:00
parent 59dd5e4bca
commit 67169254a0
1 changed files with 3 additions and 1 deletions
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4
lib/Slic3r/AdaptiveSlicing.pm
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@ -33,7 +33,9 @@ sub BUILD {
if($normal_length > 0) {
$self->normal_z->[$facet_id] = $normal->[Z]/$normal_length;
}else{ # facet with area = 0
$self->normal_z->[$facet_id] = [0 ,0 ,0];
$self->normal_z->[$facet_id] = 0.01;#[0 ,0 ,0];
print "facet with normal 0. p1: " . $vertices->[$facets->[$facet_id]->[0]]->[Z] . " p2: " . $vertices->[$facets->[$facet_id]->[1]]->[Z] . " p3: " . $vertices->[$facets->[$facet_id]->[2]]->[Z] . "\n";
print "normal: " . $normal->[0] . ", " . $normal->[1] . ", " . $normal->[2] . "\n";
}
}