static function PingPong (t : float, length : float) : float
Description描述
PingPongs the value t, so that it is never larger than length and never smaller than 0.
让数值t在 0到length之间往返。t值永远不会大于length的值,也永远不会小于0。
The returned value will move back and forth between 0 and length.
返回值将在0和length之间来回移动。
using UnityEngine;
using System.Collections;
public class example : MonoBehaviour {
void Update() {
transform.position = new Vector3(Mathf.PingPong(Time.time, 3), transform.position.y, transform.position.z);
}
}