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Bugfix: incorrect number of raft layers was generated when too few were requested. #1678

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This commit is contained in:
Alessandro Ranellucci 2014-01-11 23:16:33 +01:00
parent 26f0fab27a
commit 130e8dd8e7
4 changed files with 55 additions and 5 deletions
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21
lib/Slic3r/Print/Object.pm
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@ -26,17 +26,30 @@ sub BUILD {
# make layers taking custom heights into account
my $print_z = my $slice_z = my $height = my $id = 0;
my $first_object_layer_height = -1;
# add raft layers
if ($self->config->raft_layers > 0) {
$id += $self->config->raft_layers;
# raise first object layer Z by the thickness of the raft itself
# plus the extra distance required by the support material logic
$print_z += $Slic3r::Config->get_value('first_layer_height');
$print_z += $Slic3r::Config->layer_height * ($self->config->raft_layers - 1);
$id += $self->config->raft_layers;
# at this stage we don't know which nozzles are actually used for the first layer
# so we compute the average of all of them
my $nozzle_diameter = sum(@{$Slic3r::Config->nozzle_diameter})/@{$Slic3r::Config->nozzle_diameter};
my $distance = Slic3r::Print::SupportMaterial::contact_distance($nozzle_diameter);
# force first layer print_z according to the contact distance
# (the loop below will raise print_z by such height)
$first_object_layer_height = $distance;
}
# loop until we have at least one layer and the max slice_z reaches the object height
my $max_z = unscale $self->size->[Z];
while (!@{$self->layers} || ($slice_z - $height) <= $max_z) {
while (($slice_z - $height) <= $max_z) {
# assign the default height to the layer according to the general settings
$height = ($id == 0)
? $Slic3r::Config->get_value('first_layer_height')
@ -53,6 +66,10 @@ sub BUILD {
}
}
if ($first_object_layer_height != -1 && !@{$self->layers}) {
$height = $first_object_layer_height;
}
$print_z += $height;
$slice_z += $height/2;

8
lib/Slic3r/Print/SupportMaterial.pm
View file

@ -174,7 +174,7 @@ sub contact_area {
@{$layer->regions};
my $nozzle_diameter = sum(@nozzle_diameters)/@nozzle_diameters;
my $contact_z = $layer->print_z - $nozzle_diameter * 1.5;
my $contact_z = $layer->print_z - contact_distance($nozzle_diameter);
###$contact_z = $layer->print_z - $layer->height;
# ignore this contact area if it's too low
@ -636,4 +636,10 @@ sub overlapping_layers {
} 0..$#$support_z;
}
# class method
sub contact_distance {
my ($nozzle_diameter) = @_;
return $nozzle_diameter * 1.5;
}
1;