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Fixes for bridges

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This commit is contained in:
Alessandro Ranellucci 2011-10-09 22:18:06 +02:00
parent 459577f9a2
commit 84abd41cf4
9 changed files with 131 additions and 31 deletions
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23
lib/Slic3r/Layer.pm
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@ -157,8 +157,21 @@ sub make_surfaces {
my %seen_points = map { $get_point_id->($points[$_]) => $_ } 0..1;
CYCLE: while (1) {
my $next_lines = $pointmap{ $get_point_id->($points[-1]) }
or die sprintf "No lines start at point %d,%d. This shouldn't happen", @{$points[-1]};
my $next_lines = $pointmap{ $get_point_id->($points[-1]) };
# shouldn't we find the point, let's try with a slower algorithm
# as approximation may make the coordinates differ
if (!$next_lines) {
local $Slic3r::Geometry::epsilon = 1;
for (keys %pointmap) {
$next_lines = $pointmap{$_} if points_coincide($points[-1], [ split /,/, $_ ]);
last if $next_lines;
}
}
$next_lines
or die sprintf "No lines start at point %s. This shouldn't happen",
$get_point_id->($points[-1]);
last CYCLE if !@$next_lines;
my @ordered_next_lines = sort
@ -256,6 +269,12 @@ sub process_bridges {
# in a convex polygon; this will print thin membranes eventually
my $surface_p = convex_hull($surface->contour->p);
#use Slic3r::SVG;
#Slic3r::SVG::output(undef, "bridge.svg",
# green_polygons => [ map $_->p, @supporting_surfaces ],
# red_polygons => [ $surface_p ],
#);
# find all supported edges (as polylines, thus keeping notion of
# consecutive supported edges)
my @supported_polylines = ();