using UnityEngine;

public class ImposterController : MonoBehaviour
{
    public GameObject realModel;  // 真实的 3D 模型
    public GameObject imposter;   // Imposter 预制体
    public float distanceThreshold = 10f; // 距离阈值

    private Transform cameraTransform;

    void Start()
    {
        cameraTransform = Camera.main.transform;
        imposter.SetActive(false); // 初始禁用 Imposter
    }

    void Update()
    {
        float distance = Vector3.Distance(transform.position, cameraTransform.position);

        if (distance > distanceThreshold)
        {
            realModel.SetActive(false);
            imposter.SetActive(true);
        }
        else
        {
            realModel.SetActive(true);
            imposter.SetActive(false);
        }
    }
}