[Unity3D插件]2dToolKit系列三 碰撞检测功能的实现以及障碍物的随机摆放

using UnityEngine;  

using System.Collections;  

/// <summary>

/// 让花朵的位置随机，挂在doubleflower上

/// </summary>

//小花朵上下位置范围是[-0.82，0]

public class randompos : MonoBehaviour {  

public float speed;  

private float movespeed;  

public float minPositionX;  

public float terPositionX;  

public float rannum; //波动范围

// Use this for initialization

void Start () {  

       minPositionX = -6;  

       terPositionX = 0;  

       rannum = 0.1f;  

//执行一次位置的随机变动

float ran = GetRandomNum(-0.82f, 0f);  

float ran1 = GetRandomNum(-rannum, rannum);  

//print(ran);

       transform.localPosition = new Vector3(transform.localPosition.x+ran1, ran, transform.localPosition.z);  

   }  

// Update is called once per frame

void Update () {  

       movespeed = speed * Time.deltaTime;  

       transform.Translate(Vector3.left * movespeed, Space.World); //向左移动

if (transform.localPosition.x < minPositionX)  

       {  

float ran = GetRandomNum(-0.82f, 0f); //上下波动范围

float ran1 = GetRandomNum(-rannum, rannum); //左右波动范围

           print("上下波动："+ran+"，左右波动："+ran1);  

           transform.localPosition = new Vector3(terPositionX+ran1, ran, transform.localPosition.z);  

       }  

   }  

float GetRandomNum( float min, float max)  

   {  

return Random.Range(min, max);  

   }  

}