From 4671c7c11b458528afe31f2e6c9f63ebf2bf9d0a Mon Sep 17 00:00:00 2001
From: Gareth Hay <gazhay@gmail.com>
Date: Mon, 11 Jul 2016 14:15:45 +0100
Subject: [PATCH] Fixing sliceEngine numpy line as per issue #702

---
 Cura/util/sliceEngine.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Cura/util/sliceEngine.py b/Cura/util/sliceEngine.py
index f82d2fc81..a38603dae 100644
--- a/Cura/util/sliceEngine.py
+++ b/Cura/util/sliceEngine.py
@@ -343,7 +343,7 @@ def _runEngine(self, scene, overrides, old_thread):
 						objMax[1] = max(oMax[1], objMax[1])
 			if objMin is None:
 				return
-			pos += (objMin + objMax) / 2.0 * 1000
+			pos = numpy.add( pos, (objMin + objMax) / 2.0 * 1000, out=pos, casting='unsafe')
 			commandList += ['-s', 'posx=%d' % int(pos[0]), '-s', 'posy=%d' % int(pos[1])]
 
 			vertexTotal = [0] * 4