AR_Celement/Assets/Scripts/interfaceScript.cs

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

public class interfaceScript : MonoBehaviour
{
    string btnName;
    RaycastHit hit;
    public GameObject cube;
    private Renderer cubeRenderer;
    // Start is called before the first frame update
    void Start()
    {
        cubeRenderer = cube.GetComponent<Renderer>();
    }

    // Update is called once per frame
    void Update()
    {
        if(Input.touchCount > 0 && Input.touches[0].phase == TouchPhase.Began ){
            Ray ray = Camera.main.ScreenPointToRay(Input.GetTouch(0).position);
            if(Physics.Raycast(ray, out hit)){
                btnName = hit.transform.name;
                switch (btnName){
                    case "Cube":
                        cubeRenderer.material.SetColor("_Color", Color.red);
                        break;
                    default:
                        break;
                }
            }
        }
    }
}