test cube

Assets/Scripts/interfaceScript.cs

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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class interfaceScript : MonoBehaviour
+{
+    string Btn;
+    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)
+                }
+            }
+        }
+    }
+}

Assets/Scripts/interfaceScript.cs.meta

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