diff --git a/CuraEngineBackend.py b/CuraEngineBackend.py
index d5e323746f..e79f7ab3c8 100644
--- a/CuraEngineBackend.py
+++ b/CuraEngineBackend.py
@@ -150,25 +150,6 @@ class CuraEngineBackend(Backend):
 
         self._scene.releaseLock()
 
-        center /= float(len(objects))
-        if not self._settings.getSettingValueByKey('machine_center_is_zero'):
-            center.setX(center.x + self._settings.getSettingValueByKey('machine_width') / 2)
-            center.setZ(center.z + self._settings.getSettingValueByKey('machine_depth') / 2)
-
-        posmsg = Cura_pb2.SettingList()
-        posX = posmsg.settings.add()
-        posX.name = 'position.X'
-        posX.value = str(int(center.x * 1000)).encode('utf-8')
-        posY = posmsg.settings.add()
-        posY.name = 'position.Y'
-        posY.value = str(int(center.z * 1000)).encode('utf-8')
-        posZ = posmsg.settings.add()
-        posZ.name = 'position.Z'
-        posZ.value = str(int(0)).encode('utf-8')
-        self._socket.sendMessage(posmsg)
-
-        self._center = center
-
         self._socket.sendMessage(msg)
 
         self._changeTimer = None
@@ -267,6 +248,16 @@ class CuraEngineBackend(Backend):
         settings['extruderOffset1.X'] = int(self._settings.getSettingValueByKey('machine_nozzle_offset_x_1') * 1000)
         settings['extruderOffset1.Y'] = int(self._settings.getSettingValueByKey('machine_nozzle_offset_y_1') * 1000)
 
+        if not self._settings.getSettingValueByKey('machine_center_is_zero'):
+            settings['position.X'] = int((self._settings.getSettingValueByKey('machine_width') / 2.0) * 1000)
+            settings['position.Y'] = int((self._settings.getSettingValueByKey('machine_depth') / 2.0) * 1000)
+            self._center = Vector(self._settings.getSettingValueByKey('machine_width') / 2.0, 0.0, self._settings.getSettingValueByKey('machine_depth') / 2.0)
+        else:
+            settings['position.X'] = 0
+            settings['position.Y'] = 0
+            self._center = Vector(0.0, 0.0, 0.0)
+        settings['position.Z'] = 0
+
         msg = Cura_pb2.SettingList()
         for key, value in settings.items():
             s = msg.settings.add()
@@ -425,6 +416,16 @@ class CuraEngineBackend(Backend):
         settings['extruderOffset1.X'] = int(self._settings.getSettingValueByKey('machine_nozzle_offset_x_1') * 1000)
         settings['extruderOffset1.Y'] = int(self._settings.getSettingValueByKey('machine_nozzle_offset_y_1') * 1000)
 
+        if not self._settings.getSettingValueByKey('machine_center_is_zero'):
+            settings['position.X'] = int((self._settings.getSettingValueByKey('machine_width') / 2.0) * 1000)
+            settings['position.Y'] = int((self._settings.getSettingValueByKey('machine_depth') / 2.0) * 1000)
+            self._center = Vector(self._settings.getSettingValueByKey('machine_width') / 2.0, 0.0, self._settings.getSettingValueByKey('machine_depth') / 2.0)
+        else:
+            settings['position.X'] = 0
+            settings['position.Y'] = 0
+            self._center = Vector(0.0, 0.0, 0.0)
+        settings['position.Z'] = 0
+
         msg = Cura_pb2.SettingList()
         for key, value in settings.items():
             s = msg.settings.add()
diff --git a/ProcessSlicedObjectListJob.py b/ProcessSlicedObjectListJob.py
index 8ca7b0fde4..ae99e777f0 100644
--- a/ProcessSlicedObjectListJob.py
+++ b/ProcessSlicedObjectListJob.py
@@ -40,8 +40,15 @@ class ProcessSlicedObjectListJob(Job):
                     points = numpy.asarray(points, dtype=numpy.float32)
                     points /= 1000
                     points = numpy.insert(points, 1, layer.id * layerHeight, axis = 1)
+
                     points[:,0] -= self._center.x
                     points[:,2] -= self._center.z
+
+                    points = numpy.pad(points, ((0,0), (0,1)), 'constant', constant_values=(0.0, 1.0))
+                    inverse = node.getGlobalTransformation().getInverse().getData()
+                    points = points.dot(inverse)
+                    points = points[:,0:3]
+
                     layerData.addPolygon(layer.id, polygon.type, points)
 
             mesh.layerData = layerData