Unity2020游戏物体的碰撞检测和触发检测

1.游戏物体的碰撞检测和触发检测

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

public class Player : MonoBehaviour
{
    public float speed = 1;
    private Rigidbody rd;

    // Start is called before the first frame update
    void Start()
    {
        rd = GetComponent<Rigidbody>();
    }

    // Update is called once per frame
    void Update()
    {
        float h = Input.GetAxis("Horizontal");
        rd.AddForce(new Vector3(h, 0, 0) * speed);
        float v = Input.GetAxis("Vertical");
        rd.AddForce(new Vector3(0, 0, v) * speed);
    }

    private void OnTriggerEnter(Collider other)
    {
        if (other.gameObject.tag == "food")
        {
            Destroy(other.gameObject);
        }
    }

    private void OnCollisionEnter(Collision collision)
    {
        Debug.Log("Enter....");
        Debug.Log("tag:" + collision.gameObject.tag);
        if (collision.gameObject.tag == "food") {
            Destroy(collision.gameObject);
        }
    }

    private void OnCollisionExit(Collision collision)
    {
        Debug.Log("Exit....");
    }

    private void OnCollisionStay(Collision collision)
    {
        Debug.Log("Stay....");
    }
}