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Mathf.PingPong

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マニュアルに切り替える
public static function PingPong(t: float, length: float): float;
public static float PingPong(float t, float length);

Parameters

Description

値 t を行き来させます。 t は length より大きくなることも 0 より小さくなることもありません。

返される値は 0 と length の間を行ったり来たり移動します。

function Update () {
    // Set the x position to loop between 0 and 3
    transform.position = Vector3(
            Mathf.PingPong(Time.time, 3), transform.position.y, transform.position.z);
}
using UnityEngine;
using System.Collections;

public class ExampleClass : MonoBehaviour { void Update() { transform.position = new Vector3(Mathf.PingPong(Time.time, 3), transform.position.y, transform.position.z); } }