Howto:Exposing Subsystems to Nasal: Difference between revisions

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== Objective ==
== Objective ==
Document how existing FlightGear subsystems (i.e. those inheriting from SGSubsystem) can be exposed to Nasal space to make certain information available to Nasal space.
Document how existing FlightGear subsystems (i.e. those inheriting from SGSubsystem) can be exposed to Nasal space to make certain information available to Nasal space.
== Focus ==
This article will specifically cover how to access the FlightGear event manager (SGEventMgr) and the listener API (SGPropertyChangeListener) to track registration and invocation of Nasal callbacks per frame.


== Background ==
== Background ==