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Allow value -1 for skirt_height with the meaning of: as tall as the object. This might fix an overflow on 32-bit systems when ooze_prevention is enabled

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This commit is contained in:
Alessandro Ranellucci 2013-12-24 15:15:53 +01:00
parent bd133d9434
commit f9d38f6655
3 changed files with 16 additions and 12 deletions
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19
lib/Slic3r/Print.pm
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@ -292,7 +292,7 @@ sub init_extruders {
# enforce tall skirt if using ooze_prevention
# NOTE: this is not idempotent (i.e. switching ooze_prevention off will not revert skirt settings)
if ($self->config->ooze_prevention && @{$self->extruders} > 1) {
$self->config->set('skirt_height', 9999999999);
$self->config->set('skirt_height', -1);
$self->config->set('skirts', 1) if $self->config->skirts == 0;
}
}
@ -823,14 +823,17 @@ sub write_gcode {
# calculate wiping points if needed
if ($self->config->ooze_prevention) {
my $outer_skirt = convex_hull([ map @$_, @{$self->skirt} ]);
my @skirts = ();
foreach my $extruder (@{$self->extruders}) {
push @skirts, my $s = $outer_skirt->clone;
$s->translate(map scale($_), @{$extruder->extruder_offset});
my @skirt_points = map @$_, @{$self->skirt};
if (@skirt_points) {
my $outer_skirt = convex_hull(\@skirt_points);
my @skirts = ();
foreach my $extruder (@{$self->extruders}) {
push @skirts, my $s = $outer_skirt->clone;
$s->translate(map scale($_), @{$extruder->extruder_offset});
}
my $convex_hull = convex_hull([ map @$_, @skirts ]);
$gcodegen->standby_points([ map $_->clone, map @$_, map $_->subdivide(scale 10), @{offset([$convex_hull], scale 3)} ]);
}
my $convex_hull = convex_hull([ map @$_, @skirts ]);
$gcodegen->standby_points([ map $_->clone, map @$_, map $_->subdivide(scale 10), @{offset([$convex_hull], scale 3)} ]);
}
# prepare the layer processor