diff --git a/include/osgProducer/KeyboardMouseCallback b/include/osgProducer/KeyboardMouseCallback
index d9bb69655..f06e5d200 100644
--- a/include/osgProducer/KeyboardMouseCallback
+++ b/include/osgProducer/KeyboardMouseCallback
@@ -35,6 +35,8 @@ class OSGPRODUCER_EXPORT KeyboardMouseCallback : public Producer::KeyboardMouseC
 
         virtual void mouseMotion( float mx, float my);
                 
+        virtual void passiveMouseMotion( float mx, float my);
+
         virtual void buttonPress( float mx, float my, unsigned int mbutton );
                 
         virtual void buttonRelease( float mx, float my, unsigned int mbutton );
diff --git a/src/osgProducer/KeyboardMouseCallback.cpp b/src/osgProducer/KeyboardMouseCallback.cpp
index 75664843c..2a778dfbd 100644
--- a/src/osgProducer/KeyboardMouseCallback.cpp
+++ b/src/osgProducer/KeyboardMouseCallback.cpp
@@ -60,6 +60,20 @@ void KeyboardMouseCallback::mouseMotion( float mx, float my)
 
 }
 
+void KeyboardMouseCallback::passiveMouseMotion( float mx, float my) 
+{
+    _mx = mx;
+    _my = my;
+    
+    osg::ref_ptr<EventAdapter> event = new EventAdapter;
+    event->adaptMouseMotion(getTime(),mx,my);
+    
+    _eventQueueMutex.lock();
+    _eventQueue.push_back(event);
+    _eventQueueMutex.unlock();
+
+}
+
 void KeyboardMouseCallback::buttonPress( float mx, float my, unsigned int mbutton ) 
 {
     _mx = mx;