Damage Text 출력하기

WorldToScreenPoint를 이용하여 캐릭터의 상단에 데미지 텍스트를 출력함

using DG.Tweening;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;
 
public class TestHudText : MonoBehaviour
{
    public Button btn;
    public Button btn2;
    public GameObject pivot;
    public Transform hudPoint;
    public Text txt0; //worldspace point
    public Text txt1; //viewport point
    public Text txt2; //spaceport point
    private Canvas canvas;
 
    private void Awake()
    {
        this.canvas = FindObjectOfType<Canvas>();
    }
 
    private void Start()
    {
        this.btn.onClick.AddListener(() =>
        {
            //프리팹 로드
            var hudPre = Resources.Load<HUDDamageText>("Prefabs/Test/HUDDamageText");
            //인스탄트
            var screenPoint = Camera.main.WorldToScreenPoint(this.hudPoint.position);
            var targetLocalPos = new Vector3(screenPoint.x - Screen.width / 2, screenPoint.y - Screen.height / 2, screenPoint.z);
            this.pivot.GetComponent<RectTransform>().anchoredPosition = targetLocalPos;
            var hud = Instantiate(hudPre);
 
            //인잇 메서드 호출(텍스트랑 컬러)
            Color color = new Color(1, 0, 0);
            hud.Init("456", color);
 
            //부모 Canvas로 설정
            hud.transform.SetParent(this.pivot.transform, false);
 
            //초기화
            hud.transform.localPosition = Vector3.zero;
 
            //타겟 포지션            
            Debug.LogFormat("{0},{1},{2}", targetLocalPos.x, targetLocalPos.y, targetLocalPos.z);
            Debug.LogFormat("{0},{1},{2}", screenPoint.x, screenPoint.y, screenPoint.z);
            var target = new Vector3(0, 100, 0);
            DOTween.ToAlpha(() => hud.txt.color, x => hud.txt.color = x, 0, 0.5f);
 
            hud.transform.DOScale(new Vector3(2, 2, 2), 0.3f).OnComplete(() =>
            {
                hud.transform.DOScale(new Vector3(1, 1, 1), 0.2f);
            });
            hud.transform.DOLocalMove(target, 1.5f).SetEase(Ease.OutBack).OnComplete(() =>
            {
                Destroy(hud.gameObject);
            });
        });
 
        this.btn2.onClick.AddListener(() =>
        {
            Debug.LogFormat("hudPoint world coordinate : {0}", this.hudPoint.position);
            this.txt0.text = this.hudPoint.position.ToString();
            var viewPortPoint = Camera.main.WorldToViewportPoint(this.hudPoint.position);
            this.txt1.text = viewPortPoint.ToString();
            var screenPoint = Camera.main.WorldToScreenPoint(this.hudPoint.position);
            this.txt2.text = screenPoint.ToString();
        });
    }
}