From 0df8398a3944e62353a3b238d823da4aa4bb97bf Mon Sep 17 00:00:00 2001
From: Alessandro Ranellucci <aar@cpan.org>
Date: Mon, 11 Mar 2013 18:38:32 +0100
Subject: [PATCH] Use concentric infill for internal bridges. #240
---
lib/Slic3r/Fill.pm | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/lib/Slic3r/Fill.pm b/lib/Slic3r/Fill.pm
index 6150eba84..85c189cfe 100644
--- a/lib/Slic3r/Fill.pm
+++ b/lib/Slic3r/Fill.pm
@@ -120,7 +120,9 @@ sub make_fill {
$density = 1;
$filler = $Slic3r::Config->solid_fill_pattern;
if ($is_bridge) {
- $filler = 'rectilinear';
+ $filler = $surface->surface_type == S_TYPE_INTERNALBRIDGE
+ ? 'concentric'
+ : 'rectilinear';
$flow_spacing = $layerm->extruders->{infill}->bridge_flow->spacing;
} elsif ($surface->surface_type == S_TYPE_INTERNALSOLID) {
$filler = 'rectilinear';