From bd1f03a1216e94830f79bca3cfeed7690e5f2283 Mon Sep 17 00:00:00 2001
From: Alessandro Ranellucci <aar@cpan.org>
Date: Wed, 21 Dec 2016 11:56:39 +0100
Subject: [PATCH] Error in 32fdd4d7eef4470303b3075fc6ef256a43fefeb3. #3632

---
 xs/src/libslic3r/PrintObject.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/xs/src/libslic3r/PrintObject.cpp b/xs/src/libslic3r/PrintObject.cpp
index 97263036d..c50987002 100644
--- a/xs/src/libslic3r/PrintObject.cpp
+++ b/xs/src/libslic3r/PrintObject.cpp
@@ -688,8 +688,8 @@ PrintObject::_slice_region(size_t region_id, std::vector<float> z, bool modifier
 
     // align mesh to Z = 0 (it should be already aligned actually) and apply XY shift
     mesh.translate(
-        unscale(this->_copies_shift.x),
-        unscale(this->_copies_shift.y),
+        -unscale(this->_copies_shift.x),
+        -unscale(this->_copies_shift.y),
         -object.bounding_box().min.z
     );