smart-bow-infrared/Assets/ShotSimulator/Scripts/Tool/ExtensionMethod.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

namespace ShotSimulator.Tool
{
    public static class ExtensionMethod
    {
        public static Vector3Int ToVector3Int(this Vector3 value)
        {
            return new Vector3Int((int)value.x, (int)value.y, (int)value.z);
        }

        public static List<Vector3> GetGameObjectWorldPosition<T>(this List<T> objs) where T : MonoBehaviour
        {
            List<Vector3> positions = new List<Vector3>();
            for (int i = 0; i < objs.Count; i++)
            {
                positions.Add(objs[i].transform.position);
            }
            return positions;
        }

        public static void FisherYatesShuffle<T>(this IList<T> list)
        {

            int listCount = list.Count;
            while (listCount > 1)
            {
                listCount--;
                int randomIndex = Random.Range(0, listCount);
                T value = list[randomIndex];
                list[randomIndex] = list[listCount];
                list[listCount] = value;
            }
        }
    }
}