using UnityEngine; public class vp_Billboard : MonoBehaviour { public Transform m_CameraTransform; private Transform m_Transform; protected virtual void Start() { m_Transform = base.transform; if (m_CameraTransform == null) { m_CameraTransform = Camera.main.transform; } } protected virtual void Update() { if (m_CameraTransform != null) { m_Transform.localEulerAngles = m_CameraTransform.eulerAngles; } m_Transform.localEulerAngles = (Vector2)m_Transform.localEulerAngles; } }