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New XY Size Compensation option. #581 #56

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This commit is contained in:
Alessandro Ranellucci 2014-06-10 13:28:57 +02:00
parent af1a47c461
commit e3e69251cb
5 changed files with 68 additions and 1 deletions
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2
lib/Slic3r/GUI/Tab.pm
View file

@ -552,7 +552,7 @@ sub build {
},
{
title => 'Other',
options => [($Slic3r::have_threads ? qw(threads) : ()), qw(resolution)],
options => [($Slic3r::have_threads ? qw(threads) : ()), qw(resolution xy_size_compensation)],
},
]);
}

53
lib/Slic3r/Print/Object.pm
View file

@ -251,6 +251,59 @@ sub slice {
pop @{$self->layers} while @{$self->layers} && (!map @{$_->slices}, @{$self->layers->[-1]->regions});
foreach my $layer (@{ $self->layers }) {
# apply size compensation
if ($self->config->xy_size_compensation != 0) {
my $delta = scale($self->config->xy_size_compensation);
if (@{$layer->regions} == 1) {
# single region
my $layerm = $layer->regions->[0];
my $slices = [ map $_->p, @{$layerm->slices} ];
$layerm->slices->clear;
$layerm->slices->append(Slic3r::Surface->new(
expolygon => $_,
surface_type => S_TYPE_INTERNAL,
)) for @{offset_ex($slices, $delta)};
} else {
if ($delta < 0) {
# multiple regions, shrinking
# we apply the offset to the combined shape, then intersect it
# with the original slices for each region
my $slices = union([ map $_->p, map @{$_->slices}, @{$layer->regions} ]);
$slices = offset($slices, $delta);
foreach my $layerm (@{$layer->regions}) {
my $this_slices = intersection_ex(
$slices,
[ map $_->p, @{$layerm->slices} ],
);
$layerm->slices->clear;
$layerm->slices->append(Slic3r::Surface->new(
expolygon => $_,
surface_type => S_TYPE_INTERNAL,
)) for @$this_slices;
}
} else {
# multiple regions, growing
# this is an ambiguous case, since it's not clear how to grow regions where they are going to overlap
# so we give priority to the first one and so on
for my $i (0..$#{$layer->regions}) {
my $layerm = $layer->regions->[$i];
my $slices = offset_ex([ map $_->p, @{$layerm->slices} ], $delta);
if ($i > 0) {
$slices = diff_ex(
[ map @$_, @$slices ],
[ map $_->p, map @{$_->slices}, map $layer->regions->[$_], 0..($i-1) ], # slices of already processed regions
);
}
$layerm->slices->clear;
$layerm->slices->append(Slic3r::Surface->new(
expolygon => $_,
surface_type => S_TYPE_INTERNAL,
)) for @$slices;
}
}
}
}
# merge all regions' slices to get islands
$layer->make_slices;
}