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

namespace XericLibrary.Runtime.MacroLibrary
{
    /// <summary>
    /// 矢量宏库
    /// </summary>
    [Obsolete("与扩展库放在一起，不要单独出现")]
	public static class MacroVector3
    {
		/// <summary>
		/// 获取与世界正交轴最近的一条轴线
		/// </summary>
		/// <param name="vector"></param>
		/// <returns></returns>
		
		public static Vector3 GetWorldNormalAxis(Vector3 vector)
		{
			Vector3[] axes = { Vector3.right, Vector3.up, Vector3.forward };
			float minAngle = float.MaxValue;
			Vector3 minAngleAxis = Vector3.zero;

			foreach(Vector3 axis in axes)
			{
				float dot = Vector3.Dot(vector, axis);
				float angle = Mathf.Abs(dot);
				if(angle < minAngle)
				{
					minAngle = angle;
					minAngleAxis = axis * Mathf.Sign(dot);
				}
			}

			return minAngleAxis;
		}
	}
}