Here are the classes, structs, unions and interfaces with brief descriptions:

[detail level 123]

▼NPSTech
▼NPstsdk
CImage	Images retrieved from the tracker
CPoint	Estimated 3D marker location
CTarget	Tracking target information
CTargetMarker	3D marker positions of a single marker of a tracking Target
CTargetPose	Estimated tracking target pose
CTargetStatus	Tracking target status
CTracker	Main PST SDK class implementing tracker communication
CTrackerData	Tracking information retrieved from tracker
CTrackerListener	Implements the TrackerListener class to receive tracking information and tracking mode updates
CAlreadyExistsException	The request could not be executed because the object alreay exists
CHttpException	An HTTP error was thrown by the Rest server
CImageRetrievalException	Image retrieval failed
CInvalidDataException	Data provided did not match the requirements
CJSONException	A JSON parsing error was thrown by the Rest server
CNotFoundException	The requested data could not be found
CNotInitializedException	Data provided did not match the requirements
CNotSupportedException	The requested functionality is not supported by this tracker
CNullReferenceException	Internal error
COutOfMemoryException	Failed to allocate memory
COutOfRangeException	The supplied value is outside of the accepted range
CTrackerException	Generic tracker exception
CException
CIDisposable