• derived nodes inherit all messages from their base classes
  
• see reset method for default settings
  
• this node can also be created with the alias: CAVETracker
  
• this node will usually be a child of a ygUser node
  

constructor ygCAVETracker

method reset

1 set sensor number to 0

method message

1 set the sensor number

method app

1 get the CAVE sensor position
2 get the CAVE sensor orientation
3 set the position and orientation of the transform

method setSensor

1 find first user above this node
2 if found add this sensor to the sensor list of the user