Mathf.Atan 反正切

static function Atan (f : float) : float

Description描述

Returns the arc-tangent of f - the angle in radians whose tangent is f.

计算并返回参数 f 中指定的数字的反正切值。返回值介于负二分之 pi 与正二分之 pi 之间。

using UnityEngine;
using System.Collections;

public class example : MonoBehaviour {
	public void Awake() {
		print (Mathf.Atan(0.5));
	}
}

print (Mathf.Atan(0.5));