[SteamVR][Unity] Get vive controller trigger full down/click

SteamVR_GetControllerTriggerFullDown.cs

using UnityEngine;
using Valve.VR;

public class SteamVR_GetControllerTriggerFullDown : MonoBehaviour 
{
	public SteamVR_TrackedObject Controller;
	
	private void Update () 
	{		
		SteamVR_Controller.Device controllerDevice = null;

		if (Controller.isValid)
			controllerDevice = SteamVR_Controller.Input((int)Controller.index);

		if (controllerDevice != null)
		{
			if (controllerDevice.GetAxis(EVRButtonId.k_EButton_SteamVR_Trigger).x >= 1.0f)
			{		
				Debug.Log("Controller trigger is full down!!");
			}
		}
	}
}