unity学习26：用Input接口去监测: 鼠标，键盘，虚拟轴，虚拟按键

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

public class TestKey : MonoBehaviour
{
    // Start is called before the first frame update
    void Start()
    {
        
    }

    // Update is called once per frame
    void Update()
    {
        //鼠标相关
        if(Input.GetMouseButtonDown(0))
        {
            Debug.Log("按下了鼠标左键");
        }
        if(Input.GetMouseButton(0))
        {
            Debug.Log("持续按下鼠标左键");
        }
        if(Input.GetMouseButtonUp(0))
        {
            Debug.Log("抬起了鼠标左键");
        }

        //键盘相关
        if(Input.GetKeyDown(KeyCode.A))
        {
            Debug.Log("按下了A");
        }
        if(Input.GetKey(KeyCode.A))
        {
            Debug.Log("持续按下A");
        }
        if(Input.GetKeyUp("a"))
        {
            Debug.Log("抬起了A");
        }


        //虚拟轴相关
        float horizontal=Input.GetAxis("Horizontal");
        float vertical=Input.GetAxis("Vertical");
        Debug.Log(horizontal + " " + vertical);

        //虚拟按键
        if(Input.GetButtonDown("Jump"))
        {
            Debug.Log("按下了Jump空格");
        }
        if(Input.GetButton("Jump"))
        {
            Debug.Log("持续按Jump空格");
        }
        if(Input.GetButtonUp("Jump"))
        {
            Debug.Log("抬起了Jump空格");
        }

    }
}