From d4ba0f17bbaeff180f25252c512add240650b9a1 Mon Sep 17 00:00:00 2001
From: Alessandro Ranellucci <aar@cpan.org>
Date: Fri, 30 Jan 2015 18:32:25 +0100
Subject: [PATCH] Remove artifacts in original slices so that they're not
 amplified while generating perimeters. #2561 #2416

---
 lib/Slic3r/Layer/PerimeterGenerator.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/Slic3r/Layer/PerimeterGenerator.pm b/lib/Slic3r/Layer/PerimeterGenerator.pm
index 65950711f..0f1953d40 100644
--- a/lib/Slic3r/Layer/PerimeterGenerator.pm
+++ b/lib/Slic3r/Layer/PerimeterGenerator.pm
@@ -97,7 +97,7 @@ sub process {
         
         my @gaps = ();   # ExPolygons
         
-        my @last = @{$surface->expolygon};
+        my @last = @{$surface->expolygon->simplify_p(&Slic3r::SCALED_RESOLUTION)};
         if ($loop_number >= 0) {  # no loops = -1
         
             my @contours    = ();   # depth => [ Polygon, Polygon ... ]