检测手机屏幕滑动

类似于地铁跑酷往上滑起跳

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

public class AndroidMove : MonoBehaviour 
{
    Vector2 startTouchPos;
    void Start () 
    {
        startTouchPos = Vector2.zero;
    }
    
    void Update () 
    {
        int touchCount = Input.touchCount;
        if (touchCount > 0)
        {
            for (int i = 0; i < touchCount; i++)
            {
                Touch touch = Input.GetTouch(i);
                if (touch.phase.Equals(TouchPhase.Began))
                {
                    Ray ray = Camera.main.ScreenPointToRay(Input.mousePosition);
                    RaycastHit hit;
                    if (Physics.Raycast(ray,out hit))
                    {
                        Debug.Log(hit.transform.name);
                        startTouchPos = touch.position;
                    }
                }
                else if (touch.phase.Equals(TouchPhase.Moved))
                {
                    if (touch.position.y-startTouchPos.y > 0)
                    {
                        Debug.Log("跳");
                    }
                }
                else if (touch.phase.Equals(TouchPhase.Ended))
                {
                    startTouchPos = Vector2.zero;
                }
            }
        }
    }
}