ml-agents/Project/Assets/ML-Agents/Examples/Dodgeball/Scripts/UI/UIShowControls.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.InputSystem;

public class UIShowControls : MonoBehaviour
{
    public GameObject controlsCanvas;
    private FPSPlayerInputActions inputActions;

    // Start is called before the first frame update
    void Awake()
    {
        controlsCanvas.SetActive(false);
        inputActions = new FPSPlayerInputActions();
    }

    void OnEnable()
    {
        inputActions.Enable();
    }

    private void OnDisable()
    {
        inputActions.Disable();
    }
    public void ToggleControlsUI()
    {
        controlsCanvas.SetActive(!controlsCanvas.activeInHierarchy);
    }
    //    // Update is called once per frame
    void Update()
    {
        if (inputActions.UI.Controls.triggered)
        //        if (Input.GetKeyDown(KeyCode.C))
        {
            ToggleControlsUI();
        }
    }
}