Project_PrincipleOverview_G_YunNan_2025/ModeDisplay/Assets/Scripts/OperatingPrinciple/灯泡发光/FaceCamera.cs

using UnityEngine;

public class FaceCamera : MonoBehaviour
{
    public Camera targetCamera; // 如果不指定，就会自动用主摄像机

    void LateUpdate()
    {
        if (targetCamera == null)
            targetCamera = Camera.main;

        if (targetCamera != null)
        {
            // 让UI正面朝向摄像机（位置朝向）
            transform.LookAt(transform.position + targetCamera.transform.rotation * Vector3.forward,
                             targetCamera.transform.rotation * Vector3.up);

            // 直接同步旋转，使得它完全和摄像机旋转一致
            transform.rotation = targetCamera.transform.rotation;
        }
    }
}