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Factor out layer height in support material generation

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This commit is contained in:
Alessandro Ranellucci 2013-03-10 12:22:40 +01:00
parent 2ab5fa9c72
commit 17cbca5e06
1 changed files with 7 additions and 5 deletions
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12
lib/Slic3r/Print/Object.pm
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@ -710,13 +710,10 @@ sub generate_support_material {
my $self = shift; my $self = shift;
return if $self->layer_count < 2; return if $self->layer_count < 2;
my $overhang_width; my $threshold_rad;
if ($Slic3r::Config->support_material_threshold) { if ($Slic3r::Config->support_material_threshold) {
my $threshold_rad = deg2rad($Slic3r::Config->support_material_threshold + 1); # +1 makes the threshold inclusive $threshold_rad = deg2rad($Slic3r::Config->support_material_threshold + 1); # +1 makes the threshold inclusive
Slic3r::debugf "Threshold angle = %d°\n", rad2deg($threshold_rad); Slic3r::debugf "Threshold angle = %d°\n", rad2deg($threshold_rad);
$overhang_width = scale $Slic3r::Config->layer_height * ((cos $threshold_rad) / (sin $threshold_rad));
} else {
$overhang_width = $self->layers->[1]->regions->[0]->overhang_width;
} }
my $flow = $self->print->support_material_flow; my $flow = $self->print->support_material_flow;
my $distance_from_object = 1.5 * $flow->scaled_width; my $distance_from_object = 1.5 * $flow->scaled_width;
@ -740,6 +737,11 @@ sub generate_support_material {
my $layer = $self->layers->[$i]; my $layer = $self->layers->[$i];
my $lower_layer = $i > 0 ? $self->layers->[$i-1] : undef; my $lower_layer = $i > 0 ? $self->layers->[$i-1] : undef;
# overhang width must be computed on lower layer
my $overhang_width = $Slic3r::Config->support_material_threshold
? scale $lower_layer->height * ((cos $threshold_rad) / (sin $threshold_rad))
: $self->layers->[1]->regions->[0]->overhang_width;
my @current_layer_offsetted_slices = map $_->offset_ex($distance_from_object), @{$layer->slices}; my @current_layer_offsetted_slices = map $_->offset_ex($distance_from_object), @{$layer->slices};
# $upper_layers_overhangs[-1] contains the overhangs of the upper layer, regardless of any interface layers # $upper_layers_overhangs[-1] contains the overhangs of the upper layer, regardless of any interface layers