Mathf.Acos 反余弦

static function Acos (f : float) : float

Description描述

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

以弧度为单位计算并返回参数 f 中指定的数字的反余弦值。

using UnityEngine;
using System.Collections;

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

print (Mathf.Acos(0.5));