吃豆人大逃亡

前言

想学一点大项目的编程，原因是在数学学院只学会了算法，对于一些大项目的处理略显得吃力。

还是很好玩的，突然发现自己设置的游戏好难，连自己的AI都赢不了。(我那个算什么辣鸡AI呢？)

下面是B站视频教程

需要额外安装easyx函数库

自己对游戏稍做了修改，增强了AI的追踪能力，虽然追踪看上去很弱鸡，但是被几个傻子壁咚肯定不好受(\汗)

下面是游戏地图，当然可以自己下载其他地图，代码鲁棒性还行。

代码

#include <stdio.h>
#include <easyx.h>
#include <mmsystem.h>
#pragma comment(lib,"winmm.lib")
#include <conio.h>
#include <time.h>
#include<Windows.h>

//定义数据
#define WIDTH		960
#define HEIGHT		630
#define SIZE		14
#define speed		2
#define ENEMY_NUM	15 //敌人数量
IMAGE mapImg; //定义地图图片
unsigned long tt1, tt2;
#define dtt 400 //敌人换方向速度
int success = 0; //判断游戏是否胜利

//定义玩家
typedef struct Player
{
	int x, y; //玩家坐标
	IMAGE img; //玩家图片
	int dirx, diry; //方向
	unsigned long t1, t2, dt;//dt = t2 - t1 速度
}Player;

Player player;
Player enemy[ENEMY_NUM];

//定义豆子	后面想定义就定义吧，游戏已经很难了
typedef struct Food
{
	int x, y; //豆子坐标
	bool exist; //豆子是否存在
}Food;

Food food;

//次符号函数
int sign(int x)
{
	if (x >= 0)
	{
		return 1;
	}
	else
	{
		return -1;
	}
}

//初始化数据
void GameInit()
{
	//初始化游戏窗口
	initgraph(WIDTH, HEIGHT);

	//初始化背景图片
	loadimage(&mapImg, "../map.png");
	putimage(0, 0, &mapImg);

	//加载播放音乐
	//mciSendString("open ../321.mp3", 0, 0, 0);
	//mciSendString("play ../321.mp3", 0, 0, 0);

	//初始化玩家
	loadimage(&player.img, "../laugh.png", SIZE, SIZE);
	player.x = 70;
	player.y = 30;
	player.dirx = 0;
	player.diry = 0; //右方
	player.t1 = GetTickCount();
	player.dt = 5; //ms

	//初始化敌人
	srand(time(0));
	for (int i = 0; i < ENEMY_NUM; i++)
	{
		loadimage(&enemy[i].img, "../killer.jpg", SIZE, SIZE);
		enemy[i].t1 = GetTickCount();
		enemy[i].dt = 5; //ms

		//初始化方向
		int n = rand() % 4;
		if (n == 0)
		{
			enemy[i].dirx = 1;
			enemy[i].diry = 0; //右方
		}
		else if (n == 1)
		{
			enemy[i].dirx = -1;
			enemy[i].diry = 0; //左方
		}
		else if (n == 2)
		{
			enemy[i].dirx = 0;
			enemy[i].diry = 1; //上方
		}
		else
		{
			enemy[i].dirx = 0;
			enemy[i].diry = -1; //下方
		}

		//初始化位置
		while (1)
		{
			enemy[i].x = rand() % (WIDTH);
			enemy[i].y = rand() % (HEIGHT);
			if (getpixel(enemy[i].x + SIZE / 2, enemy[i].y + SIZE / 2) != WHITE)
			{
				continue;
			}
			else
			{
				break;
			}

		}
	}

	tt1 = GetTickCount();
}

//显示程序
void GameDraw()
{
	//开始绘制
	BeginBatchDraw();

	//绘制背景图片
	putimage(0, 0, &mapImg);

	//绘制玩家
	putimage(player.x, player.y, &player.img);

	//绘制敌人
	for (int i = 0; i < ENEMY_NUM; i++)
	{
		//putimage(enemy[i].x, enemy[i].y, &enemy[i].img);
		setfillcolor(RED);
		fillroundrect(enemy[i].x, enemy[i].y, enemy[i].x + SIZE, enemy[i].y + SIZE, 5, 5);
	}

	//结束绘制
	EndBatchDraw();
}

//数据变化
void GameUpdate()
{
	//手动更新
	char key;
	if (_kbhit())
	{
		key = _getch();
		switch (key)
		{
		case 72: //上
			player.dirx = 0;
			player.diry = -1;
			break;
		case 80: //下
			player.dirx = 0;
			player.diry = 1;
			break;
		case 75: //左
			player.dirx = -1;
			player.diry = 0;
			break;
		case 77: //右
			player.dirx = 1;
			player.diry = 0;
			break;
			/*
			case 32: //空格
				break;
			case 56:
				break;
			case 'F':
				break;
			*/
		default:
			break;
		}
	}

	//玩家数据变化
	//普通移动
	player.t2 = GetTickCount();
	if (player.t2 - player.t1 >= player.dt)
	{
		player.x = speed * player.dirx + player.x;
		player.y = speed * player.diry + player.y;
		player.t1 = player.t2;
	}

	//玩家碰壁后，方向相反
	int cen_x = player.x + SIZE / 2;
	int cen_y = player.y + SIZE / 2;

	if (player.dirx == 1 || player.dirx == -1)
	{
		for (int yy = cen_y - SIZE / 2; yy <= cen_y + SIZE / 2; yy++)
		{
			if (getpixel(cen_x + (SIZE / 2 + speed) * player.dirx, yy) != WHITE)
			{
				if (getpixel(cen_x + (SIZE / 2 + speed) * player.dirx, yy) == RGB(0, 0, 170))
				{
					success = 1;
				}
				else if (getpixel(cen_x + (SIZE / 2 + speed) * player.dirx, yy) == RED)
				{
					success = -1;
				}
				else
				{
					player.dirx = -player.dirx;
				}
				break;
			}
		}
	}
	else if (player.diry == 1 || player.diry == -1)
	{
		for (int xx = cen_x - SIZE / 2; xx <= cen_x + SIZE / 2; xx++)
		{
			if (getpixel(xx, cen_y + (SIZE / 2 + speed) * player.diry) != WHITE)
			{
				if (getpixel(xx, cen_y + (SIZE / 2 + speed) * player.diry) == RGB(0, 0, 170))
				{
					success = 1;
				}
				else if (getpixel(xx, cen_y + (SIZE / 2 + speed) * player.diry) == RED)
				{
					success = -1;
				}
				else
				{
					player.diry = -player.diry;
				}
				break;
			}
		}
	}

	//敌人数据变化
	for (int i = 0; i < ENEMY_NUM; i++)
	{
		enemy[i].t2 = GetTickCount();
		if (enemy[i].t2 - enemy[i].t1 >= enemy[i].dt)
		{
			enemy[i].x = speed * enemy[i].dirx + enemy[i].x;
			enemy[i].y = speed * enemy[i].diry + enemy[i].y;
			enemy[i].t1 = enemy[i].t2;
		}

		//玩家碰壁后，方向相反
		int cen_x = enemy[i].x + SIZE / 2;
		int cen_y = enemy[i].y + SIZE / 2;

		if (enemy[i].dirx == 1 || enemy[i].dirx == -1)
		{
			for (int yy = cen_y - SIZE / 2; yy <= cen_y + SIZE / 2; yy++)
			{
				if (getpixel(cen_x + (SIZE / 2 + speed) * enemy[i].dirx, yy) != WHITE)
				{
					enemy[i].dirx = -enemy[i].dirx;
					break;
				}
			}
		}
		else if (enemy[i].diry == 1 || enemy[i].diry == -1)
		{
			for (int xx = cen_x - SIZE / 2; xx <= cen_x + SIZE / 2; xx++)
			{
				if (getpixel(xx, cen_y + (SIZE / 2 + speed) * enemy[i].diry) != WHITE)
				{
					enemy[i].diry = -enemy[i].diry;
					break;
				}
			}
		}
	}

	//改变敌人运动方向 失北
	tt2 = GetTickCount();
	if (tt2 - tt1 > dtt)
	{
		for (int i = 0; i < ENEMY_NUM; i++)
		{
			int n = rand() % 2;
			if (n == 0)
			{
				enemy[i].dirx = 1 * sign(player.x - enemy[i].x);
				enemy[i].diry = 0; //左方或右方
			}
			else
			{
				enemy[i].dirx = 0;
				enemy[i].diry = 1 * sign(player.y - enemy[i].y); //上方或下方
			}
		}
		tt1 = tt2;
	}
}

//结束游戏
void GameOver()
{
	for (int i = 0; i < ENEMY_NUM; i++)
	{
		if (success == -1)
		{
			MessageBox(0, "滚蛋吧你", "游戏失败", 0);
		}
	}
	if (success == 1)
	{
		MessageBox(0, "门在那边", "游戏成功", 0);
	}
}

int main()
{
	GameInit(); //初始化

	while (1)
	{
		GameDraw(); //绘制
		GameUpdate(); //更新数据
		GameOver(); //结束游戏
	}

	return 0;
}

有点难度，红点追着你打