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Align rectilinear and line infill across layers. #712

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This commit is contained in:
Alessandro Ranellucci 2013-04-11 19:36:49 +02:00
parent c2aa119c09
commit a0a54ea706
1 changed files with 30 additions and 20 deletions
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50
lib/Slic3r/Fill/Rectilinear.pm
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@ -3,6 +3,9 @@ use Moo;
extends 'Slic3r::Fill::Base';
has 'bounding_box' => (is => 'rw');
has 'cache' => (is => 'rw', default => sub {{}});
use Slic3r::Geometry qw(X1 Y1 X2 Y2 A B X Y scale unscale scaled_epsilon);
sub fill_surface {
@ -18,37 +21,44 @@ sub fill_surface {
return {} if !$expolygon_off; # skip some very small polygons (which shouldn't arrive here)
my $bounding_box = [ $expolygon->bounding_box ];
my $flow_spacing = $params{flow_spacing};
my $min_spacing = scale $params{flow_spacing};
my $distance_between_lines = $min_spacing / $params{density};
my $line_oscillation = $distance_between_lines - $min_spacing;
my $flow_spacing = $params{flow_spacing};
if ($params{density} == 1 && !$params{dont_adjust}) {
$distance_between_lines = $self->adjust_solid_spacing(
width => $bounding_box->[X2] - $bounding_box->[X1],
distance => $distance_between_lines,
);
$flow_spacing = unscale $distance_between_lines;
}
my $x = $bounding_box->[X1];
my $is_line_pattern = $self->isa('Slic3r::Fill::Line');
my @vertical_lines = ();
for (my $i = 0; $x <= $bounding_box->[X2] + scaled_epsilon; $i++) {
my $vertical_line = Slic3r::Line->new([$x, $bounding_box->[Y2]], [$x, $bounding_box->[Y1]]);
if ($is_line_pattern && $i % 2) {
$vertical_line->[A][X] += $line_oscillation;
$vertical_line->[B][X] -= $line_oscillation;
my $cache_id = sprintf "d%s_s%s_a%s",
$params{density}, $params{flow_spacing}, $rotate_vector->[0][0];
if (!$self->cache->{$cache_id} || !defined $self->bounding_box) {
if ($params{density} == 1 && !$params{dont_adjust}) {
$distance_between_lines = $self->adjust_solid_spacing(
width => $bounding_box->[X2] - $bounding_box->[X1],
distance => $distance_between_lines,
);
$flow_spacing = unscale $distance_between_lines;
}
push @vertical_lines, $vertical_line;
$x += $distance_between_lines;
my $x = $bounding_box->[X1];
my @vertical_lines = ();
for (my $i = 0; $x <= $bounding_box->[X2] + scaled_epsilon; $i++) {
my $vertical_line = Slic3r::Line->new([$x, $bounding_box->[Y2]], [$x, $bounding_box->[Y1]]);
if ($is_line_pattern && $i % 2) {
$vertical_line->[A][X] += $line_oscillation;
$vertical_line->[B][X] -= $line_oscillation;
}
push @vertical_lines, $vertical_line;
$x += $distance_between_lines;
}
$self->cache->{$cache_id} = [@vertical_lines];
}
# clip paths against a slightly offsetted expolygon, so that the first and last paths
# are kept even if the expolygon has vertical sides
my @paths = @{ Boost::Geometry::Utils::polygon_multi_linestring_intersection(
+($expolygon->offset_ex(scaled_epsilon))[0], # TODO: we should use all the resulting expolygons and clip the linestrings to a multipolygon object
[ @vertical_lines ],
[ @{ $self->cache->{$cache_id} } ],
) };
# connect lines