/
support.t
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support.t
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use Test::More tests => 26;
use strict;
use warnings;
BEGIN {
use FindBin;
use lib "$FindBin::Bin/../lib";
}
use List::Util qw(first);
use Slic3r;
use Slic3r::Geometry qw(epsilon scale);
use Slic3r::Geometry::Clipper qw(diff);
use Slic3r::Test;
{
my $config = Slic3r::Config->new_from_defaults;
$config->set('support_material', 1);
my @contact_z = my @top_z = ();
my $test = sub {
my $print = Slic3r::Test::init_print('20mm_cube', config => $config);
my $flow = $print->print->objects->[0]->support_material_flow;
my $support = Slic3r::Print::SupportMaterial->new(
object_config => $print->print->objects->[0]->config,
print_config => $print->print->config,
flow => $flow,
interface_flow => $flow,
first_layer_flow => $flow,
);
my $support_z = $support->support_layers_z(\@contact_z, \@top_z, $config->layer_height);
my $expected_top_spacing = $support->contact_distance($config->layer_height, $config->nozzle_diameter->[0]);
is $support_z->[0], $config->first_layer_height,
'first layer height is honored';
is scalar(grep { $support_z->[$_]-$support_z->[$_-1] <= 0 } 1..$#$support_z), 0,
'no null or negative support layers';
is scalar(grep { $support_z->[$_]-$support_z->[$_-1] > $config->nozzle_diameter->[0] + epsilon } 1..$#$support_z), 0,
'no layers thicker than nozzle diameter';
my $wrong_top_spacing = 0;
foreach my $top_z (@top_z) {
# find layer index of this top surface
my $layer_id = first { abs($support_z->[$_] - $top_z) < epsilon } 0..$#$support_z;
# check that first support layer above this top surface (or the next one) is spaced with nozzle diameter
$wrong_top_spacing = 1
if ($support_z->[$layer_id+1] - $support_z->[$layer_id]) != $expected_top_spacing
&& ($support_z->[$layer_id+2] - $support_z->[$layer_id]) != $expected_top_spacing;
}
ok !$wrong_top_spacing, 'layers above top surfaces are spaced correctly';
};
$config->set('layer_height', 0.2);
$config->set('first_layer_height', 0.3);
@contact_z = (1.9);
@top_z = (1.1);
$test->();
$config->set('first_layer_height', 0.4);
$test->();
$config->set('layer_height', $config->nozzle_diameter->[0]);
$test->();
}
{
my $config = Slic3r::Config->new_from_defaults;
$config->set('raft_layers', 3);
$config->set('brim_width', 0);
$config->set('skirts', 0);
$config->set('support_material_extruder', 2);
$config->set('support_material_interface_extruder', 2);
$config->set('layer_height', 0.4);
$config->set('first_layer_height', 0.4);
my $print = Slic3r::Test::init_print('overhang', config => $config);
ok my $gcode = Slic3r::Test::gcode($print), 'no conflict between raft/support and brim';
my $tool = 0;
Slic3r::GCode::Reader->new->parse($gcode, sub {
my ($self, $cmd, $args, $info) = @_;
if ($cmd =~ /^T(\d+)/) {
$tool = $1;
} elsif ($info->{extruding}) {
if ($self->Z <= ($config->raft_layers * $config->layer_height)) {
fail 'not extruding raft with support material extruder'
if $tool != ($config->support_material_extruder-1);
} else {
fail 'support material exceeds raft layers'
if $tool == $config->support_material_extruder-1;
# TODO: we should test that full support is generated when we use raft too
}
}
});
}
{
my $config = Slic3r::Config->new_from_defaults;
$config->set('skirts', 0);
$config->set('raft_layers', 3);
$config->set('support_material_pattern', 'honeycomb');
$config->set('support_material_extrusion_width', 0.6);
$config->set('first_layer_extrusion_width', '100%');
$config->set('bridge_speed', 99);
$config->set('cooling', 0); # prevent speed alteration
$config->set('first_layer_speed', '100%'); # prevent speed alteration
$config->set('start_gcode', ''); # prevent any unexpected Z move
my $print = Slic3r::Test::init_print('20mm_cube', config => $config);
my $layer_id = -1; # so that first Z move sets this to 0
my @raft = my @first_object_layer = ();
my %first_object_layer_speeds = (); # F => 1
Slic3r::GCode::Reader->new->parse(Slic3r::Test::gcode($print), sub {
my ($self, $cmd, $args, $info) = @_;
if ($info->{extruding} && $info->{dist_XY} > 0) {
if ($layer_id <= $config->raft_layers) {
# this is a raft layer or the first object layer
my $line = Slic3r::Line->new_scale([ $self->X, $self->Y ], [ $info->{new_X}, $info->{new_Y} ]);
my @path = @{$line->grow(scale($config->support_material_extrusion_width/2))};
if ($layer_id < $config->raft_layers) {
# this is a raft layer
push @raft, @path;
} else {
push @first_object_layer, @path;
$first_object_layer_speeds{ $args->{F} // $self->F } = 1;
}
}
} elsif ($cmd eq 'G1' && $info->{dist_Z} > 0) {
$layer_id++;
}
});
ok !@{diff(\@first_object_layer, \@raft)},
'first object layer is completely supported by raft';
is scalar(keys %first_object_layer_speeds), 1,
'only one speed used in first object layer';
ok +(keys %first_object_layer_speeds)[0] == $config->bridge_speed*60,
'bridge speed used in first object layer';
}
{
my $config = Slic3r::Config->new_from_defaults;
$config->set('skirts', 0);
$config->set('layer_height', 0.35);
$config->set('first_layer_height', 0.3);
$config->set('nozzle_diameter', [0.5]);
$config->set('support_material_extruder', 2);
$config->set('support_material_interface_extruder', 2);
my $test = sub {
my ($raft_layers) = @_;
$config->set('raft_layers', $raft_layers);
my $print = Slic3r::Test::init_print('20mm_cube', config => $config);
my %raft_z = (); # z => 1
my $tool = undef;
Slic3r::GCode::Reader->new->parse(Slic3r::Test::gcode($print), sub {
my ($self, $cmd, $args, $info) = @_;
if ($cmd =~ /^T(\d+)/) {
$tool = $1;
} elsif ($info->{extruding} && $info->{dist_XY} > 0) {
if ($tool == $config->support_material_extruder-1) {
$raft_z{$self->Z} = 1;
}
}
});
is scalar(keys %raft_z), $config->raft_layers, 'correct number of raft layers is generated';
};
$test->(2);
$test->(70);
$config->set('layer_height', 0.4);
$config->set('first_layer_height', 0.35);
$test->(3);
$test->(70);
}
{
my $config = Slic3r::Config->new_from_defaults;
$config->set('brim_width', 0);
$config->set('skirts', 0);
$config->set('support_material', 1);
$config->set('top_solid_layers', 0); # so that we don't have the internal bridge over infill
$config->set('bridge_speed', 99);
$config->set('cooling', 0);
$config->set('first_layer_speed', '100%');
my $test = sub {
my $print = Slic3r::Test::init_print('overhang', config => $config);
my $has_bridge_speed = 0;
Slic3r::GCode::Reader->new->parse(Slic3r::Test::gcode($print), sub {
my ($self, $cmd, $args, $info) = @_;
if ($info->{extruding}) {
if (($args->{F} // $self->F) == $config->bridge_speed*60) {
$has_bridge_speed = 1;
}
}
});
return $has_bridge_speed;
};
$config->set('support_material_contact_distance', 0.2);
ok $test->(), 'bridge speed is used when support_material_contact_distance > 0';
$config->set('support_material_contact_distance', 0);
ok !$test->(), 'bridge speed is not used when support_material_contact_distance == 0';
$config->set('raft_layers', 5);
$config->set('support_material_contact_distance', 0.2);
ok $test->(), 'bridge speed is used when raft_layers > 0 and support_material_contact_distance > 0';
$config->set('support_material_contact_distance', 0);
ok !$test->(), 'bridge speed is not used when raft_layers > 0 and support_material_contact_distance == 0';
}
{
my $config = Slic3r::Config->new_from_defaults;
$config->set('skirts', 0);
$config->set('start_gcode', '');
$config->set('raft_layers', 3);
$config->set('nozzle_diameter', [0.4, 1]);
$config->set('layer_height', 0.3);
$config->set('first_layer_height', 0.8);
$config->set('support_material_extruder', 2);
$config->set('support_material_interface_extruder', 2);
$config->set('support_material_contact_distance', 0);
my $print = Slic3r::Test::init_print('20mm_cube', config => $config);
ok my $gcode = Slic3r::Test::gcode($print), 'first_layer_height is validated with support material extruder nozzle diameter when using raft layers';
my $tool = undef;
my @z = (0);
my %layer_heights_by_tool = (); # tool => [ lh, lh... ]
Slic3r::GCode::Reader->new->parse($gcode, sub {
my ($self, $cmd, $args, $info) = @_;
if ($cmd =~ /^T(\d+)/) {
$tool = $1;
} elsif ($cmd eq 'G1' && exists $args->{Z} && $args->{Z} != $self->Z) {
push @z, $args->{Z};
} elsif ($info->{extruding} && $info->{dist_XY} > 0) {
$layer_heights_by_tool{$tool} ||= [];
push @{ $layer_heights_by_tool{$tool} }, $z[-1] - $z[-2] if $tool == 0;
}
});
ok !defined(first { $_ > $config->nozzle_diameter->[0] + epsilon }
@{ $layer_heights_by_tool{$config->perimeter_extruder-1} }),
'no object layer is thicker than nozzle diameter';
}
__END__