地图中有水果、房子、树木和道路。道路能通到水果旁。

代码：

using UnityEngine;
using System.Collections.Generic;
using System.Text;public class TilemapGenerator : MonoBehaviour
{public int mapWidth = 30;public int mapHeight = 20;private int[,] map;void Start(){GenerateTilemap();PrintTilemap();}void GenerateTilemap(){map = new int[mapWidth, mapHeight];// 初始化地图为障碍物 (0)for (int x = 0; x < mapWidth; x++){for (int y = 0; y < mapHeight; y++){map[x, y] = 0;}}// 生成道路并放置元素System.Random rand = new System.Random();GenerateRoadsAndPlaceElements(rand, 2, 10); // 苹果GenerateRoadsAndPlaceElements(rand, 3, 10); // 胡萝卜GenerateRoadsAndPlaceElements(rand, 4, 10); // 橙子// 在非道路区域放置额外的树木和房子PlaceElementsRandomly(5, 15); // 树木PlaceElementsRandomly(6, 5);  // 房子}void GenerateRoadsAndPlaceElements(System.Random rand, int element, int count){for (int i = 0; i < count; i++){int x = rand.Next(mapWidth);int y = rand.Next(mapHeight);// 确保初始位置未被占用while (map[x, y] != 0){x = rand.Next(mapWidth);y = rand.Next(mapHeight);}// 放置元素map[x, y] = element;// 生成通向此元素的道路GenerateRoadToElement(rand, x, y);}}void GenerateRoadToElement(System.Random rand, int targetX, int targetY){int x = rand.Next(mapWidth);int y = rand.Next(mapHeight);// 确保起始位置未被占用并且在边缘while (map[x, y] != 0 || (x != 0 && x != mapWidth - 1 && y != 0 && y != mapHeight - 1)){x = rand.Next(mapWidth);y = rand.Next(mapHeight);}while (x != targetX || y != targetY){if (x < targetX) x++;else if (x > targetX) x--;else if (y < targetY) y++;else if (y > targetY) y--;if (map[x, y] == 0) map[x, y] = 1; // 标记为道路}}void PlaceElementsRandomly(int element, int count){System.Random rand = new System.Random();for (int i = 0; i < count; i++){int x, y;do{x = rand.Next(mapWidth);y = rand.Next(mapHeight);} while (map[x, y] == 1); // 确保位置不是道路map[x, y] = element;}}void PrintTilemap(){StringBuilder sb = new StringBuilder();for (int y = mapHeight - 1; y >= 0; y--){for (int x = 0; x < mapWidth; x++){sb.Append(map[x, y].ToString() + " ");}sb.AppendLine();}Debug.Log(sb.ToString());}
}