RaycastTarget Gizmos 显示 （转载雨凇）

 1 using System.Collections;
 2 using System.Collections.Generic;
 3 using UnityEngine;
 4 using UnityEngine.UI;
 5 
 6 public class RaycastTargetGizmos : MonoBehaviour
 7 {
 8 #if UNITY_EDITOR
 9     static Vector3[] fourCorners = new Vector3[4];
10     void OnDrawGizmos()
11     {
12         foreach (MaskableGraphic g in GameObject.FindObjectsOfType<MaskableGraphic>())
13         {
14             if (g.raycastTarget)
15             {
16                 RectTransform rectTransform = g.transform as RectTransform;
17                 rectTransform.GetWorldCorners(fourCorners);
18                 Gizmos.color = Color.blue;
19                 for (int i = 0; i < 4; i++)
20                     Gizmos.DrawLine(fourCorners[i], fourCorners[(i + 1) % 4]);
21 
22             }
23         }
24     }
25 #endif
26 }