3D-printing/OrcaSlicer
1
0
Fork 0
mirror of https://github.com/SoftFever/OrcaSlicer.git synced 2025-10-31 04:31:15 -06:00
Code Issues Projects Releases Packages Wiki Activity Actions 5

Reverted some now unnecessary changes. Reverted the infill to the original perl implementation.

Browse source
This commit is contained in:
bubnikv 2016-09-12 13:26:17 +02:00
parent 9fcc8fe9ae
commit 9a83d4e8d5
12 changed files with 850 additions and 48 deletions
Download patch file Download diff file Expand all files Collapse all files

168
lib/Slic3r/Fill/Rectilinear.pm Normal file
View file

@ -0,0 +1,168 @@
package Slic3r::Fill::Rectilinear;
use Moo;
extends 'Slic3r::Fill::Base';
with qw(Slic3r::Fill::WithDirection);
has '_min_spacing' => (is => 'rw');
has '_line_spacing' => (is => 'rw');
has '_diagonal_distance' => (is => 'rw');
has '_line_oscillation' => (is => 'rw');
use Slic3r::Geometry qw(scale unscale scaled_epsilon);
use Slic3r::Geometry::Clipper qw(intersection_pl);
sub horizontal_lines { 0 }
sub fill_surface {
my $self = shift;
my ($surface, %params) = @_;
# rotate polygons so that we can work with vertical lines here
my $expolygon = $surface->expolygon->clone;
my $rotate_vector = $self->infill_direction($surface);
$self->rotate_points($expolygon, $rotate_vector);
$self->_min_spacing(scale $self->spacing);
$self->_line_spacing($self->_min_spacing / $params{density});
$self->_diagonal_distance($self->_line_spacing * 2);
$self->_line_oscillation($self->_line_spacing - $self->_min_spacing); # only for Line infill
my $bounding_box = $expolygon->bounding_box;
# define flow spacing according to requested density
if ($params{density} == 1 && !$params{dont_adjust}) {
$self->_line_spacing($self->adjust_solid_spacing(
width => $bounding_box->size->x,
distance => $self->_line_spacing,
));
$self->spacing(unscale $self->_line_spacing);
} else {
# extend bounding box so that our pattern will be aligned with other layers
$bounding_box->merge_point(Slic3r::Point->new(
$bounding_box->x_min - ($bounding_box->x_min % $self->_line_spacing),
$bounding_box->y_min - ($bounding_box->y_min % $self->_line_spacing),
));
}
# generate the basic pattern
my $x_max = $bounding_box->x_max + scaled_epsilon;
my @lines = ();
for (my $x = $bounding_box->x_min; $x <= $x_max; $x += $self->_line_spacing) {
push @lines, $self->_line($#lines, $x, $bounding_box->y_min, $bounding_box->y_max);
}
if ($self->horizontal_lines) {
my $y_max = $bounding_box->y_max + scaled_epsilon;
for (my $y = $bounding_box->y_min; $y <= $y_max; $y += $self->_line_spacing) {
push @lines, Slic3r::Polyline->new(
[$bounding_box->x_min, $y],
[$bounding_box->x_max, $y],
);
}
}
# clip paths against a slightly larger expolygon, so that the first and last paths
# are kept even if the expolygon has vertical sides
# 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 = @{intersection_pl(\@lines, $expolygon->offset(+scale 0.02))};
my $extra = $self->_min_spacing * &Slic3r::INFILL_OVERLAP_OVER_SPACING;
foreach my $polyline (@polylines) {
my ($first_point, $last_point) = @$polyline[0,-1];
if ($first_point->y > $last_point->y) { #>
($first_point, $last_point) = ($last_point, $first_point);
}
$first_point->set_y($first_point->y - $extra); #--
$last_point->set_y($last_point->y + $extra); #++
}
# connect lines
unless ($params{dont_connect} || !@polylines) { # prevent calling leftmost_point() on empty collections
# offset the expolygon by max(min_spacing/2, extra)
my ($expolygon_off) = @{$expolygon->offset_ex($self->_min_spacing/2)};
my $collection = Slic3r::Polyline::Collection->new(@polylines);
@polylines = ();
foreach my $polyline (@{$collection->chained_path_from($collection->leftmost_point, 0)}) {
if (@polylines) {
my $first_point = $polyline->first_point;
my $last_point = $polylines[-1]->last_point;
my @distance = map abs($first_point->$_ - $last_point->$_), qw(x y);
# TODO: we should also check that both points are on a fill_boundary to avoid
# connecting paths on the boundaries of internal regions
if ($self->_can_connect(@distance) && $expolygon_off->contains_line(Slic3r::Line->new($last_point, $first_point))) {
$polylines[-1]->append_polyline($polyline);
next;
}
}
# make a clone before $collection goes out of scope
push @polylines, $polyline->clone;
}
}
# paths must be rotated back
$self->rotate_points_back(\@polylines, $rotate_vector);
return @polylines;
}
sub _line {
my ($self, $i, $x, $y_min, $y_max) = @_;
return Slic3r::Polyline->new(
[$x, $y_min],
[$x, $y_max],
);
}
sub _can_connect {
my ($self, $dist_X, $dist_Y) = @_;
return $dist_X <= $self->_diagonal_distance
&& $dist_Y <= $self->_diagonal_distance;
}
package Slic3r::Fill::Line;
use Moo;
extends 'Slic3r::Fill::Rectilinear';
use Slic3r::Geometry qw(scaled_epsilon);
sub _line {
my ($self, $i, $x, $y_min, $y_max) = @_;
if ($i % 2) {
return Slic3r::Polyline->new(
[$x - $self->_line_oscillation, $y_min],
[$x + $self->_line_oscillation, $y_max],
);
} else {
return Slic3r::Polyline->new(
[$x, $y_min],
[$x, $y_max],
);
}
}
sub _can_connect {
my ($self, $dist_X, $dist_Y) = @_;
my $TOLERANCE = 10 * scaled_epsilon;
return ($dist_X >= ($self->_line_spacing - $self->_line_oscillation) - $TOLERANCE)
&& ($dist_X <= ($self->_line_spacing + $self->_line_oscillation) + $TOLERANCE)
&& $dist_Y <= $self->_diagonal_distance;
}
package Slic3r::Fill::Grid;
use Moo;
extends 'Slic3r::Fill::Rectilinear';
sub angles () { [0] }
sub horizontal_lines { 1 }
1;