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

public class Demo : MonoBehaviour
{
    public GameObject curTower;
    void Update()
    {
        if (Input.GetMouseButtonDown(0))
        {
            Ray ray = Camera.main.ScreenPointToRay(Input.mousePosition);
            RaycastHit hit;
            if (Physics.Raycast(ray, out hit))
            {
                GameObject obj = hit.collider.gameObject;
                print(obj);
                if (obj.tag == "base" && obj.transform.childCount == 0)
                {
                    GameObject tar = Instantiate(curTower, obj.transform.position, Quaternion.identity);
                    tar.transform.parent = obj.transform;
                }
                else
                {
                    print(obj);
                }
            }
        }

    }
}
