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Bugfix: simplification of support areas could lead to complex polygons with bad orientation, thus causing wrong pattern clipping. #1032

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This commit is contained in:
Alessandro Ranellucci 2013-03-14 14:27:08 +01:00
parent 0feef890b1
commit dc0f706789
3 changed files with 22 additions and 2 deletions
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5
lib/Slic3r/Print/Object.pm
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@ -4,7 +4,7 @@ use Moo;
use List::Util qw(min sum first);
use Slic3r::ExtrusionPath ':roles';
use Slic3r::Geometry qw(Z PI scale unscale deg2rad rad2deg scaled_epsilon);
use Slic3r::Geometry::Clipper qw(diff_ex intersection_ex union_ex offset);
use Slic3r::Geometry::Clipper qw(diff_ex intersection_ex union_ex offset collapse_ex);
use Slic3r::Surface ':types';
has 'print' => (is => 'ro', weak_ref => 1, required => 1);
@ -774,6 +774,7 @@ sub generate_support_material {
[ map @$_, @{ $upper_layers_overhangs[-1] || [] } ],
[ map @$_, @current_layer_offsetted_slices ],
);
$layers_contact_areas{$i} = collapse_ex([ map @$_, @{$layers_contact_areas{$i}} ], $flow->scaled_width);
$_->simplify($flow->scaled_spacing) for @{$layers_contact_areas{$i}};
# to define interface regions of this layer we consider the overhangs of all the upper layers
@ -785,6 +786,7 @@ sub generate_support_material {
(map @$_, @{ $layers_contact_areas{$i} }),
],
);
$layers_interfaces{$i} = collapse_ex([ map @$_, @{$layers_interfaces{$i}} ], $flow->scaled_width);
$_->simplify($flow->scaled_spacing) for @{$layers_interfaces{$i}};
# generate support material in current layer (for upper layers)
@ -804,6 +806,7 @@ sub generate_support_material {
(map @$_, @{ $layers_interfaces{$i} }),
],
);
$layers{$i} = collapse_ex([ map @$_, @{$layers{$i}} ], $flow->scaled_width);
$_->simplify($flow->scaled_spacing) for @{$layers{$i}};
# get layer overhangs and put them into queue for adding support inside lower layers;