C#_Unity_逆引き02

■下から叩くとアイテムが出るブロック

https://indie-game-creation-with-unity.hatenablog.com/entry/item-box-unity2d

https://stackoverflow.com/questions/53453014/collider-istouching-for-3d-colliders

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class ItemBoxController : MonoBehaviour
{
    public GameObject content;

    private Vector3 movePoint;
    private bool IsOpened;
    private bool IsActive;

    private BoxCollider[] m_Colliders;
    private BoxCollider playerCollider;

    // Start is called before the first frame update
    void Start()
    {
        GameObject player = GameObject.FindWithTag("Player");
        if (player != null)
            playerCollider = player.GetComponent<BoxCollider>();

        m_Colliders = GetComponentsInChildren<BoxCollider>();

        content = Instantiate(content);
        content.transform.position = transform.position;
        content.transform.SetParent(gameObject.transform);
        content.gameObject.SetActive(false);

        IsOpened = false;
        IsActive = true;

        movePoint = (Vector3)transform.position + new Vector3(0.0f, 1.2f, 0.0f);
    }

    // Update is called once per frame
    private void Update()
    {
        if (IsOpened && IsActive)
        {
            content.transform.position = Vector3.Lerp(content.transform.position, movePoint, 0.35f);
        }
    }

    private void OnCollisionEnter(Collision col)
    {
        /*if (m_Colliders[1].IsTouching(playerCollider) && col.gameObject.CompareTag("Player"))*/
        if (m_Colliders[1].gameObject.CompareTag("UnderTrigger") && col.gameObject.CompareTag("Player"))
        {
            content.gameObject.SetActive(true);
            IsOpened = true;
            StartCoroutine(WaitSwitchOff());
        }
    }

    private IEnumerator WaitSwitchOff()
    {
        yield return new WaitForSeconds(1.0f);
        IsActive = false;
    }
}