Mathf.NextPowerOfTwo

public static int NextPowerOfTwo (int value);

描述

返回大于或等于参数的下一个 2 的幂。

using UnityEngine;

public class ExampleClass : MonoBehaviour
{
    void Start()
    {
        //Prints 8 to the console
        Debug.Log(Mathf.NextPowerOfTwo(7));

        //Prints 256 to the console
        Debug.Log(Mathf.NextPowerOfTwo(139));

        //Prints 256 to the console
        Debug.Log(Mathf.NextPowerOfTwo(256));
    }
}