3DPrinting/PrusaSlicer-NonPlainar
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New implementation of support material

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This commit is contained in:
Alessandro Ranellucci 2012-04-09 22:04:57 +02:00
parent 82a16ed8ee
commit a8adff53ca
3 changed files with 33 additions and 41 deletions
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2
lib/Slic3r/Fill/PlanePath.pm
View file

@ -23,7 +23,7 @@ sub fill_surface {
my ($surface, %params) = @_;
# rotate polygons
my $expolygon = $surface->expolygon;
my $expolygon = $surface->expolygon->clone;
my $rotate_vector = $self->infill_direction($surface);
$self->rotate_points($expolygon, $rotate_vector);

2
lib/Slic3r/Fill/Rectilinear.pm
View file

@ -11,7 +11,7 @@ sub fill_surface {
my ($surface, %params) = @_;
# rotate polygons so that we can work with vertical lines here
my $expolygon = $surface->expolygon;
my $expolygon = $surface->expolygon->clone;
my $rotate_vector = $self->infill_direction($surface);
$self->rotate_points($expolygon, $rotate_vector);

70
lib/Slic3r/Print.pm
View file

@ -593,7 +593,7 @@ sub generate_support_material {
my @unsupported_expolygons = ();
{
my (@a, @b) = ();
for (my $i = $#{$self->layers}; $i >=0; $i--) {
for my $i (reverse 0 .. $#{$self->layers}) {
my $layer = $self->layers->[$i];
my @c = ();
if (@b) {
@ -617,61 +617,53 @@ sub generate_support_material {
return if !@unsupported_expolygons;
# generate paths for the pattern that we're going to use
my $support_pattern = [];
my $support_patterns = [];
{
my @support_material_areas = @{union_ex([ map @$_, @unsupported_expolygons ])};
for (1..$Slic3r::perimeters+1) {
foreach my $expolygon (@support_material_areas) {
push @$support_pattern,
map Slic3r::ExtrusionLoop->new(
polygon => $_,
role => 'support-material',
)->split_at_first_point, @$expolygon;
}
@support_material_areas = map $_->offset_ex(- scale $Slic3r::flow_spacing),
@support_material_areas;
}
my @support_material_areas = map $_->offset_ex(scale 5),
@{union_ex([ map @$_, @unsupported_expolygons ])};
my $fill = Slic3r::Fill->new(print => $self);
foreach my $expolygon (@support_material_areas) {
my @paths = $fill->fillers->{rectilinear}->fill_surface(
Slic3r::Surface->new(
expolygon => $expolygon,
bridge_angle => $Slic3r::fill_angle + 45,
),
density => 0.15,
flow_spacing => $Slic3r::flow_spacing,
);
my $params = shift @paths;
push @$support_pattern,
map Slic3r::ExtrusionPath->new(
polyline => Slic3r::Polyline->new(@$_),
role => 'support-material',
depth_layers => 1,
flow_spacing => $params->{flow_spacing},
), @paths;
foreach my $angle (0, 90) {
my @patterns = ();
foreach my $expolygon (@support_material_areas) {
my @paths = $fill->fillers->{rectilinear}->fill_surface(
Slic3r::Surface->new(
expolygon => $expolygon,
bridge_angle => $Slic3r::fill_angle + 45 + $angle,
),
density => 0.20,
flow_spacing => $Slic3r::flow_spacing,
);
my $params = shift @paths;
push @patterns,
map Slic3r::ExtrusionPath->new(
polyline => Slic3r::Polyline->new(@$_),
role => 'support-material',
depth_layers => 1,
flow_spacing => $params->{flow_spacing},
), @paths;
}
push @$support_patterns, [@patterns];
}
}
$_->polyline->simplify(scale $Slic3r::flow_spacing / 3) for @$support_pattern;
if (0) {
require "Slic3r/SVG.pm";
Slic3r::SVG::output(undef, "support.svg",
polylines => [ map $_->polyline, @$support_pattern ],
polylines => [ map $_->polyline, map @$_, @$support_patterns ],
);
}
# apply the pattern to layers
{
my $clip_pattern = sub {
my ($expolygons) = @_;
my ($layer_id, $expolygons) = @_;
my @paths = ();
foreach my $expolygon (@$expolygons) {
push @paths, map $_->clip_with_expolygon($expolygon),
map $_->clip_with_polygon($expolygon->bounding_box_polygon),
@$support_pattern;
@{$support_patterns->[ $layer_id % 2 ]};
};
return @paths;
};
@ -682,7 +674,7 @@ sub generate_support_material {
my $q = shift;
my $paths = {};
while (defined (my $layer_id = $q->dequeue)) {
$paths->{$layer_id} = [ $clip_pattern->($layers{$layer_id}) ];
$paths->{$layer_id} = [ $clip_pattern->($layer_id, $layers{$layer_id}) ];
}
return $paths;
},
@ -691,7 +683,7 @@ sub generate_support_material {
$layer_paths{$_} = $paths->{$_} for keys %$paths;
},
no_threads_cb => sub {
$layer_paths{$_} = [ $clip_pattern->($layers{$_}) ] for keys %layers;
$layer_paths{$_} = [ $clip_pattern->($_, $layers{$_}) ] for keys %layers;
},
);