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Use Clipper for line clipping

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This commit is contained in:
Alessandro Ranellucci
2013-11-21 14:15:38 +01:00
parent 1d6a18071a
commit 3025c77675
20 changed files with 202 additions and 211 deletions
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11
lib/Slic3r/Fill/Rectilinear.pm
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@@ -6,6 +6,7 @@ extends 'Slic3r::Fill::Base';
has 'cache' => (is => 'rw', default => sub {{}});
use Slic3r::Geometry qw(A B X Y MIN scale unscale scaled_epsilon);
use Slic3r::Geometry::Clipper qw(intersection_pl offset);
sub fill_surface {
my $self = shift;
@@ -47,7 +48,7 @@ sub fill_surface {
$vertical_line->[A][X] += $line_oscillation;
$vertical_line->[B][X] -= $line_oscillation;
}
push @vertical_lines, $vertical_line;
push @vertical_lines, Slic3r::Polyline->new(@$vertical_line);
$i++;
$x += $line_spacing;
}
@@ -57,11 +58,7 @@ sub fill_surface {
# the minimum offset for preventing edge lines from being clipped is scaled_epsilon;
# however we use a larger offset to support expolygons with slightly skewed sides and
# not perfectly straight
my @polylines = map Slic3r::Polyline->new(@$_),
@{ Boost::Geometry::Utils::multi_polygon_multi_linestring_intersection(
[ map $_->pp, @{$expolygon->offset_ex($line_spacing*0.05)} ],
[ @vertical_lines ],
) };
my @polylines = @{intersection_pl(\@vertical_lines, $expolygon->offset($line_spacing*0.05))};
# connect lines
unless ($params{dont_connect}) {
@@ -78,7 +75,7 @@ sub fill_surface {
}
: sub { $_[X] <= $diagonal_distance && $_[Y] <= $diagonal_distance };
foreach my $polyline (@{$collection->chained_path(0)}) {
foreach my $polyline (@{$collection->chained_path_from($collection->leftmost_point, 0)}) {
if (@polylines) {
my $first_point = $polyline->first_point;
my $last_point = $polylines[-1]->last_point;