From 2aa786c95fabd280a2fc849f1cb6b8b32cb9b069 Mon Sep 17 00:00:00 2001
From: Alessandro Ranellucci <aar@cpan.org>
Date: Mon, 26 Mar 2012 19:47:21 +0200
Subject: [PATCH] Bugfix: extrude_skirt() was assuming that a copy existed at
 0,0 (not harmful but incorrect)

---
 lib/Slic3r/Print.pm | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/Slic3r/Print.pm b/lib/Slic3r/Print.pm
index 448d633f6..23623e5e1 100644
--- a/lib/Slic3r/Print.pm
+++ b/lib/Slic3r/Print.pm
@@ -341,10 +341,10 @@ sub extrude_skirt {
     return if !@points;
     
     # duplicate points to take copies into account
-    push @points, map move_points($_, @points), @{$self->copies};
+    my @all_points = map move_points($_, @points), @{$self->copies};
     
     # find out convex hull
-    my $convex_hull = convex_hull(\@points);
+    my $convex_hull = convex_hull(\@all_points);
     
     # draw outlines from outside to inside
     my @skirts = ();