Use local transform and null the interfaces on destroy.

Author: rpavlik

OSVR-Unity/Assets/OSVRUnity/src/InterfaceCallbacks.cs

@@ -40,6 +40,10 @@ void Start()
                 }
             }
 
+            void OnDestroy()
+            {
+                iface = null;
+            }
             /* BEGIN GENERATED CODE - unity-generate.lua */
             public void RegisterCallback(PoseMatrixCallback callback)
             {

OSVR-Unity/Assets/OSVRUnity/src/OrientationInterface.cs

@@ -45,7 +45,12 @@ void Start()
 
             private void callback(IntPtr userdata, ref OSVR.ClientKit.TimeValue timestamp, ref OSVR.ClientKit.OrientationReport report)
             {
-                transform.rotation = Math.ConvertOrientation(report.rotation);
+                transform.localRotation = Math.ConvertOrientation(report.rotation);
+            }
+
+            void OnDestroy()
+            {
+                iface = null;
             }
         }
     }

OSVR-Unity/Assets/OSVRUnity/src/PoseInterface.cs

@@ -44,8 +44,13 @@ void Start()
 
             private void callback(IntPtr userdata, ref OSVR.ClientKit.TimeValue timestamp, ref OSVR.ClientKit.PoseReport report)
             {
-                transform.position = Math.ConvertPosition(report.pose.translation);
-                transform.rotation = Math.ConvertOrientation(report.pose.rotation);
+                transform.localPosition = Math.ConvertPosition(report.pose.translation);
+                transform.localRotation = Math.ConvertOrientation(report.pose.rotation);
+            }
+
+            void OnDestroy()
+            {
+                iface = null;
             }
         }
     }

OSVR-Unity/Assets/OSVRUnity/src/PositionInterface.cs

@@ -45,7 +45,12 @@ void Start()
 
             private void callback(IntPtr userdata, ref OSVR.ClientKit.TimeValue timestamp, ref OSVR.ClientKit.PositionReport report)
             {
-                transform.position = Math.ConvertPosition(report.xyz);
+                transform.localPosition = Math.ConvertPosition(report.xyz);
+            }
+
+            void OnDestroy()
+            {
+                iface = null;
             }
         }
     }