86 lines
2.7 KiB
C#
86 lines
2.7 KiB
C#
using System.Collections;
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using System.Collections.Generic;
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using UnityEditor;
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using UnityEngine;
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public class MapDot : MonoBehaviour
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{
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public GameObject DotPrefab;
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public GameObject SuperDotPrefab;
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public int SuperDotNum;//超级豆子的数量
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public LayerMask ObstadeLayer;
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public GameObject startPosGameObject;
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public GameObject endPosGameObject;
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public Vector2 startPos;
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public Vector2 endPos;
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private void Awake()
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{
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startPos = startPosGameObject.transform.position;
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endPos = endPosGameObject.transform.position;
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GeneratePellets();
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}
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void GeneratePellets()
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{
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/*int minX = Mathf.FloorToInt(Mathf.Min(startPos.x, endPos.x));
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int maxX = Mathf.CeilToInt(Mathf.Max(startPos.x, endPos.x));
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int minY = Mathf.FloorToInt(Mathf.Min(startPos.y, endPos.y));
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int maxY = Mathf.CeilToInt(Mathf.Max(startPos.y, endPos.y));*/
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float minX = Mathf.Min(startPos.x, endPos.x);
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float maxX = Mathf.Max(startPos.x, endPos.x);
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float minY = Mathf.Min(startPos.y, endPos.y);
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float maxY = Mathf.Max(startPos.y, endPos.y);
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List<Vector2> validPositions = new List<Vector2>();//存储可生成的位置
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for (float x = minX; x <= maxX; x++)
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{
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// int ram = Random.Range(0, 101);//随机数
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for (float y = minY; y <= maxY; y++)
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{
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Vector2 checkPos = new Vector2(x, y);
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// 检测Wall层碰撞体
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Collider2D hit = Physics2D.OverlapBox(checkPos, Vector2.one * 0.1f, 0, ObstadeLayer);
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if (!hit)
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{
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validPositions.Add(checkPos);
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}
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}
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}
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// 第二阶段：随机选择超级豆位置
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List<Vector2> superDotPositions = new List<Vector2>();
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int superDotCount = Mathf.Min(SuperDotNum, validPositions.Count);//不会超出范围
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// 使用Fisher-Yates洗牌算法进行随机选择
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for (int i = 0; i < superDotCount; i++)
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{
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int randomIndex = Random.Range(i, validPositions.Count);//随机
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Vector2 temp = validPositions[i];
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validPositions[i] = validPositions[randomIndex];
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validPositions[randomIndex] = temp;
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superDotPositions.Add(validPositions[i]);
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}
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// 第三阶段：实例化所有豆子
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foreach (Vector2 pos in validPositions)
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{
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bool isSuperDot = superDotPositions.Contains(pos);//循环当前值是不是超级豆
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GameObject prefab = isSuperDot ? SuperDotPrefab : DotPrefab;//三目
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Instantiate(prefab, pos, Quaternion.identity, transform);
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GameManager.instance.AddDotNum(1);
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}
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}
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}
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