TogglePassthrough.cs - For AR Foundation With Meta OpenXR Support

TogglePassthrough.cs

using UnityEngine;
using UnityEngine.InputSystem;
using UnityEngine.XR.ARFoundation;

public class TogglePassthrough : MonoBehaviour
{
   [SerializeField]
   private InputActionProperty toggleAction;

   private ARCameraManager arCameraManager;
 
   private void Awake()
   {
      toggleAction.action.Enable();
      arCameraManager = FindAnyObjectByType<ARCameraManager>();
   }
   
   private void OnTogglePerformed(InputAction.CallbackContext obj)
   {
      if(arCameraManager)
         arCameraManager.enabled = !arCameraManager.enabled;
   }

   private void OnEnable() => toggleAction.action.performed += OnTogglePerformed;

   private void OnDisable() => toggleAction.action.performed -= OnTogglePerformed;
}