Merge remote-tracking branch 'Ultimaker/master'

cura/BuildVolume.py

@@ -727,7 +727,7 @@ class BuildVolume(SceneNode):
             offset_x = extruder.getProperty("machine_nozzle_offset_x", "value")
             if offset_x is None:
                 offset_x = 0
-            offset_y = extruder.getProperty("machine_nozzle_offset_y", "value")
+            offset_y = -extruder.getProperty("machine_nozzle_offset_y", "value")
             if offset_y is None:
                 offset_y = 0
             result[extruder_id] = []
@@ -746,7 +746,7 @@ class BuildVolume(SceneNode):
                 #The build volume is defined as the union of the area that all extruders can reach, so we need to know the relative offset to all extruders.
                 for other_extruder in ExtruderManager.getInstance().getActiveExtruderStacks():
                     other_offset_x = other_extruder.getProperty("machine_nozzle_offset_x", "value")
-                    other_offset_y = other_extruder.getProperty("machine_nozzle_offset_y", "value")
+                    other_offset_y = -other_extruder.getProperty("machine_nozzle_offset_y", "value")
                     left_unreachable_border = min(left_unreachable_border, other_offset_x - offset_x)
                     right_unreachable_border = max(right_unreachable_border, other_offset_x - offset_x)
                     top_unreachable_border = min(top_unreachable_border, other_offset_y - offset_y)

plugins/UM3NetworkPrinting/NetworkPrinterOutputDevice.py

@@ -188,9 +188,18 @@ class NetworkPrinterOutputDevice(PrinterOutputDevice):
         else:
             self._updatePrinterType("unknown")
 
+        Application.getInstance().getOutputDeviceManager().outputDevicesChanged.connect(self._onOutputDevicesChanged)
+
     def _onNetworkAccesibleChanged(self, accessible):
         Logger.log("d", "Network accessible state changed to: %s", accessible)
 
+    ##  Triggered when the output device manager changes devices.
+    #
+    #   This is how we can detect that our device is no longer active now.
+    def _onOutputDevicesChanged(self):
+        if self.getId() not in Application.getInstance().getOutputDeviceManager().getOutputDeviceIds():
+            self.stopCamera()
+
     def _onAuthenticationTimer(self):
         self._authentication_counter += 1
         self._authentication_requested_message.setProgress(self._authentication_counter / self._max_authentication_counter * 100)