using UnityEngine;
[RequireComponent(typeof(Camera))]
public sealed class CameraFollowProbe : MonoBehaviour
{
    [SerializeField] private Transform target;
    [SerializeField] private Vector3 worldOffset = new Vector3(0f, 3f, -6f);
    [SerializeField, Min(0.01f)] private float smoothTime = 0.25f;
    private Vector3 velocity;
    private void OnEnable() { velocity = Vector3.zero; }
    private void LateUpdate()
    {
        if (target == null || Time.deltaTime <= 0f) return;
        if (smoothTime <= 0f || float.IsNaN(smoothTime) || float.IsInfinity(smoothTime)) return;
        Vector3 desired = target.position + worldOffset;
        transform.position = Vector3.SmoothDamp(transform.position, desired, ref velocity, smoothTime);
        Vector3 direction = target.position - transform.position;
        if (direction.sqrMagnitude > 0.0001f && Vector3.Cross(direction, Vector3.up).sqrMagnitude > 0.0001f)
            transform.rotation = Quaternion.LookRotation(direction, Vector3.up);
    }
}