Generic XR action. 
| Enumerator | 
|---|
| Aspect_XRGenericAction_IsHeadsetOn  | headset is on/off head  
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| Aspect_XRGenericAction_InputAppMenu  | application menu button pressed/released  
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| Aspect_XRGenericAction_InputSysMenu  | system menu button pressed/released  
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| Aspect_XRGenericAction_InputTriggerPull  | trigger squeezing [0..1], 1 to click  
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| Aspect_XRGenericAction_InputTriggerClick  | trigger clicked/released  
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| Aspect_XRGenericAction_InputGripClick  | grip state on/off  
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| Aspect_XRGenericAction_InputTrackPadPosition  | trackpad 2D position [-1,+1] with X and Y axes  
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| Aspect_XRGenericAction_InputTrackPadTouch  | trackpad touched/untouched  
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| Aspect_XRGenericAction_InputTrackPadClick  | trackpad clicked/released  
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| Aspect_XRGenericAction_InputThumbstickPosition  | thumbstick 2D position [-1,+1] with X and Y axes  
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| Aspect_XRGenericAction_InputThumbstickTouch  | thumbstick touched/untouched  
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| Aspect_XRGenericAction_InputThumbstickClick  | thumbstick clicked/released  
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| Aspect_XRGenericAction_InputPoseBase  | base position of hand  
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| Aspect_XRGenericAction_InputPoseFront  | front position of hand  
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| Aspect_XRGenericAction_InputPoseHandGrip  | position of main handgrip  
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| Aspect_XRGenericAction_InputPoseFingerTip  | position of main fingertip  
 | 
| Aspect_XRGenericAction_OutputHaptic  | haptic output (vibration)  
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