Enumeration describing the role of a InputDevice in providing input.
| Unknown | This device does not have a known role. |
| Generic | This device is typically a HMD or Camera. |
| LeftHanded | This device is a controller that represents the left hand. |
| RightHanded | This device is a controller that represents the right hand. |
| GameController | This device is a game controller. |
| TrackingReference | This device is a tracking reference used to track other devices in 3D. |
| HardwareTracker | This device is a hardware tracker. |
| LegacyController | This device is a legacy controller. |