Triggers when the selected head movement is detected.
|Detect||String||The head whose movement will be detected. Head 0 represents the first head that appears in the scene, Head 1, the second, and so on. Any represents any head in the scene.|
|Head Movement||String||The movement of the user’s head.|
|Begin||Exec||Executes the moment detection starts.|
|End||Exec||Executes the moment detection ends.|