?贪吃蛇双人对战源代码及详解
规则 ：玩家一（左侧）通过按键W、S、A、D（大小写）四个键分别控制snake1上移、下移、左移和右移。玩家二（右侧）通过按键8、5、4、6 四个键分别控制snake2上移、下移、左移和右移。
每局游戏三分钟，死亡则直接失败，若时间结束，则分高者获胜。????
每次游戏数据自动叠加保存并进行排名，若账号第一次使用，则创建新成绩。
? 
?源代码及详细解析：
#include <stdio.h>
#include <stdlib.h>
#include <Windows.h>
#include <time.h>
#include<stdbool.h>
#include <conio.h>
#define SNAKESIZE 100
#define MAPWIDTH 118
#define MAPHEIGHT 29
#define M 200
void gotoxy ();
void MAP ();
void OPERATION ();
void createFood0 ();
void createFood ();
void createFood1 ();
bool check ();
bool check1 ();
void READ ();
void RANK ();
void OVER0 ();
void OVER ();
void fun ();
void fun1 ();
void START ();
void RULE ();
void MENU ();
void WRITE (char s[20],int score,char s1[20],int score1);
void PPX ();
struct game {
char name[20];
int win , lost , score;
double prob;
double jf;
}card[M+1];
struct { //保存食物坐标
int x;
int y;
}food;
struct {
int len;
int x[SNAKESIZE];
int y[SNAKESIZE];
}snake;
struct {
int len;
int x[SNAKESIZE];
int y[SNAKESIZE];
}snake1;
char key = '8' , key1 = 'w' , name[20] , name1[20];
//初始方向向上
int changeFlag = 0 , changeFlag1 = 0 , jf =0 , jf1 =0;
int speed=150 , sorce = 0 , sorce1 = 0 , sec=0 , min=3;
void gotoxy(int x, int y)//移动光标到指定位置
{
COORD coord;
coord.X = x;
coord.Y = y;
SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE), coord);
}
void MAP()//打印边框和两条蛇的起始位置
{
for (int i = 0; i <= MAPWIDTH; i += 2)//打印最上面和最下面两横边框
{
gotoxy(i, 0);
printf("■");
gotoxy(i, MAPHEIGHT);
printf("■");
}
for (int i = 1; i < MAPHEIGHT; i++)//打印最左面和最右面
{
gotoxy(0, i);
printf("■");
gotoxy(MAPWIDTH, i);
printf("■");
}
while (1)//打印一个食物
{
srand((unsigned int)time(NULL));
food.x = rand() % (MAPWIDTH - 4) + 2;
food.y = rand() % (MAPHEIGHT - 2) + 1;
if (food.x % 2 == 0)
break;
}
gotoxy(food.x, food.y);
printf("★");
snake.len = snake1.len = 4;//给两条蛇的长度赋初值
snake.x[0] = MAPWIDTH / 2 + 31;//然后分别打印两条蛇身部分
snake.y[0] = MAPHEIGHT / 2;
snake1.x[0] = MAPWIDTH / 2 - 31;
snake1.y[0] = MAPHEIGHT / 2;
gotoxy(snake.x[0] , snake.y[0] );
printf("■");
gotoxy(snake1.x[0], snake1.y[0]);
printf("●");
for (int i = 1; i < snake.len; i++)
{
snake.x[i] = snake.x[i - 1];
snake.y[i] = snake.y[i - 1]+1;
gotoxy(snake.x[i] , snake.y[i] );
printf("■");
snake1.x[i] = snake1.x[i - 1];
snake1.y[i] = snake1.y[i - 1]+1;
gotoxy(snake1.x[i], snake1.y[i]);
printf("●");
}
gotoxy(MAPWIDTH , 0);//把光标移走
return;
}
void OPERATION()//操作函数
{
char pre_key = key , pre_key1 = key1 , s;//保存两条蛇上一次的方向
if (_kbhit())
{
s = getch();
if(s=='w'||s=='s'||s=='a'||s=='d'||s=='W'||s=='S'||s=='A'||s=='D')
key1=s;
else if(s == '8' || s == '5' || s == '4' || s == '6')
key=s;
}
if (changeFlag == 0)//没吃到食物
{
gotoxy(snake.x[snake.len - 1], snake.y[snake.len - 1]);
printf(" ");//在蛇尾处输出空格即擦去蛇尾
}
if (changeFlag1 == 0)
{
gotoxy(snake1.x[snake1.len - 1], snake1.y[snake1.len - 1]);
printf(" ");//在蛇尾处输出空格即擦去蛇尾
}
//将蛇的每一节依次向前移动一节（蛇头除外）
for (int i = snake.len - 1; i > 0; i--)
{
snake.x[i] = snake.x[i - 1];
snake.y[i] = snake.y[i - 1];
}
for (int i = snake1.len - 1; i > 0; i--)
{
snake1.x[i] = snake1.x[i - 1];
snake1.y[i] = snake1.y[i - 1];
}
//蛇当前移动的方向不能和前一次的方向相反，比如蛇往左走的时候不能直接按右键往右走
//如果当前移动方向和前一次方向相反的话，把当前移动的方向改为前一次的方向
if (pre_key == '8' && key == '5')
key = '8';
if (pre_key == '5' && key == '8')
key = '5';
if (pre_key == '4' && key == '6')
key = '4';
if (pre_key == '6' && key == '4')
key = '6';
if (pre_key1 == 'w' && key1 == 's')
key1 = 'w';
if (pre_key1 == 's' && key1 == 'w')
key1 = 's';
if (pre_key1 == 'a' && key1 == 'd')
key1 = 'a';
if (pre_key1 == 'd' && key1 == 'a')
key1 = 'd';
//判断蛇头应该往哪个方向移动
switch (key)
{
case '4':
snake.x[0] -= 2;//往左
break;
case '6':
snake.x[0] += 2;//往右
break;
case '8':
snake.y[0]--;//往上
break;
case '5':
snake.y[0]++;//往下
break;
}
gotoxy(snake.x[0], snake.y[0]);
printf("■");
changeFlag = 0;
switch (key1)
{
case 'a':
case 'A':
snake1.x[0] -= 2;//往左
break;
case 'd':
case 'D':
snake1.x[0] += 2;//往右
break;
case 'w':
case 'W':
snake1.y[0]--;//往上
break;
case 's':
case 'S':
snake1.y[0]++;//往下
break;
}
gotoxy(snake1.x[0], snake1.y[0]);
printf("●");
changeFlag1 = 0;
gotoxy(MAPWIDTH,MAPHEIGHT);
return;
}
void createFood()
{
if (snake.x[0] == food.x && snake.y[0] == food.y)//蛇头碰到食物
{
//蛇头碰到食物即为要吃掉这个食物了，因此需要再次生成一个食物
createFood0();
createFood0();
snake.len++;//吃到食物，蛇身长度加1
sorce += 10;
speed -= 5;//随着吃的食物越来越多，速度会越来越快
changeFlag = 1;//很重要，因为吃到了食物，就不用再擦除蛇尾的那一节，以此来造成蛇身体增长的效果
}
return;
}
void createFood1()
{
if (snake1.x[0] == food.x && snake1.y[0] == food.y)//蛇头碰到食物
{
//蛇头碰到食物即为要吃掉这个食物了，因此需要再次生成一个食物
createFood0();
createFood0();
snake1.len++;//吃到食物，蛇身长度加1
sorce1 += 10;
speed -= 5;//随着吃的食物越来越多，速度会越来越快
changeFlag1 = 1;//很重要，因为吃到了食物，就不用再擦除蛇尾的那一节，以此来造成蛇身体增长的效果
}
return;
}
void createFood0()
{
while (1)
{
int a = 1 , b=1;
srand( (unsigned int)time(NULL) );
food.x = rand() % (MAPWIDTH - 4) + 2;
food.y = rand() % (MAPHEIGHT - 2) + 1;
//随机生成的食物不能在蛇的身体上
for (int i = 0; i < snake.len ; i++)
{
if (snake.x[i] == food.x && snake.y[i] == food.y)
{
a = 0;
break;
}
}
for (int i = 0; i < snake1.len; i++)
{
if (snake1.x[i] == food.x && snake1.y[i] == food.y)
{
b = 0;
break;
}
}
//随机生成的食物不能横坐标为奇数，也不能在蛇身，否则重新生成
if (a==1&&b==1&& food.x % 2 == 0)
break;
}
//绘制食物
gotoxy(food.x, food.y);
printf("★");
}
bool check()
{
//蛇头碰到上下边界，游戏结束
if (snake.y[0] == 0 || snake.y[0] == MAPHEIGHT)
return true;
//蛇头碰到左右边界，游戏结束
if (snake.x[0] == 0 || snake.x[0] == MAPWIDTH)
return true;
//蛇头碰到蛇身，游戏结束
for (int i = 1; i < snake.len; i++)
{
if (snake.x[i] == snake.x[0] && snake.y[i] == snake.y[0])
return true;
}
for (int i = 0; i < snake1.len; i++)
{
if(snake1.x[i] == snake.x[0]&&snake1.y[i] == snake.y[0])
return true;
}
return false;
}
bool check1()
{
//蛇头碰到上下边界，游戏结束
if (snake1.y[0] == 0 || snake1.y[0] == MAPHEIGHT)
return true;
//蛇头碰到左右边界，游戏结束
if (snake1.x[0] == 0 || snake1.x[0] == MAPWIDTH)
return true;
//蛇头碰到蛇身，游戏结束
for (int i = 1; i < snake1.len; i++)
{
if (snake1.x[i] == snake1.x[0] && snake1.y[i] == snake1.y[0])
return true;
}
for (int i = 0; i < snake.len; i++)
{
if (snake.x[i] == snake1.x[0] && snake.y[i] == snake1.y[0])
return true;
}
return false;
}
void MENU ()//打印菜单界面
{
printf("\n\n\n\n\t\t\t\t ╔═══════════════════════════════════════════╗\n");
printf("\t\t\t\t ║ ║\n");
printf("\t\t\t\t ║ 欢迎来到贪吃蛇 ║\n");
printf("\t\t\t\t ║ ║\n");
printf("\t\t\t\t ║ ║\n");
printf("\t\t\t\t ║ ┏━━┓ ┏━━┓ ┏━━┓ ┏━━┓ ║\n");
printf("\t\t\t\t ║ 开始:┃ 1┃ 规则:┃ 2┃ 排行:┃ 3┃ 退出:┃ 4┃ ║\n");
printf("\t\t\t\t ║ ┗━━┛ ┗━━┛ ┗━━┛ ┗━━┛ ║\n");
printf("\t\t\t\t ║ ║\n");
printf("\t\t\t\t ║ ║\n");
printf("\t\t\t\t ╚═══════════════════════════════════════════╝\n");
switch(getch()){
case '1':
system("cls");
START();
break;
case '2':
system("cls");
fun(5);
RULE();
MENU();
break;
case '3':
system("cls");
fun(10);
RANK();
MENU();
break;
case '4':
exit(0);
break;
default:
system("cls");
printf("error");
MENU();
}
}
void RULE ()
{
system("cls");//清屏
printf("\t╔══════════════════════════════════════════════════════════════════════════════════════════════════╗\n");
printf("\t║本游戏玩家一（左侧）通过按键W、S、A、D（不区分大小写）四个键分别控制snake1上移、下移、左移和右移。║\n");
printf("\t║玩家二（右侧）通过按键8、5、4、6 四个键分别控制snake2上移、下移、左移和右移。 ║\n");
printf("\t║每局游戏三分钟，死亡则直接失败，若时间结束，则分高者获胜，获胜积分加十，失败积分加五。 ║\n");
printf("\t║每次游戏数据自动叠加保存并按照积分乘胜率进行排名，若账号第一次使用，则创建新账号保存新成绩。 ║\n");
printf("\t╚══════════════════════════════════════════════════════════════════════════════════════════════════╝\n");
system("pause");//暂停
system( "cls" );//清屏
}
void fun(int time)//进度条函数
{
int i = 0;
char bar[102] = { 0 };
gotoxy( 33 , 9 );
printf ( "数据载入中，请稍后\n" );
while (i <= 50)
{
gotoxy(33 , 10);
printf("[%-50s][%3d%%]\r", bar, i * 2);
Sleep ( time );
bar[i++] = '*';
bar[i] = '\0';
}
system("cls");
}
void fun1(int time)//进度条函数
{
int i = 0;
char bar[102] = { 0 };
gotoxy( 33 , 9 );
printf ( "游戏启动中，请做好准备\n" );
while (i <= 50)
{
gotoxy(33 , 10);
printf("[%-50s][%3d%%]\r", bar, i * 2);
Sleep ( time );
bar[i++] = '*';
bar[i] = '\0';
}
system("cls");
}
void START()
{
time_t time_sec = 0;
time_t old_sec = 0;
printf("\n\n\t\t\t\t请左侧玩家输入账号：");
scanf("%s",&name1);
printf("\n\n\t\t\t\t请右侧玩家输入账号：");
scanf("%s",&name);
while(strcmp(name1,name)==0)
{
printf("\n\n\t\t\t\t请输入不同的账号：");
scanf("%s",&name);
}
//进度条进度条
system("pause");
system( "cls" );
fun1 (19);
MAP ();
time(&time_sec); //获取时间
old_sec = time_sec; //保存时间
while (!check()&&!check1())
{
OPERATION ();
createFood ();
createFood1 ();
Sleep( speed );
time(&time_sec); //获取秒数保存到time_t变量
if(time_sec != old_sec) //如果秒数改变（计时达到1秒）
{
old_sec = time_sec; //更新旧的秒数
if(sec > 0)
sec --; //计时秒数减1
else
{
sec=59; //如果原秒数为0，则变为59
min --; //计时分钟减1
}
}
if(min==0 && sec==0)
break;
if(min==0 && sec<=8)
printf("\a");
gotoxy(0 ,0);
printf("倒计时——%02d:%02d\r",min, sec);
}
system( "cls" );
printf("\n\n\t\t\tGame Over!\n");
system( "pause" );
OVER ();
}
void OVER ()
{
system("cls");
printf("\n\n\n\n\t\t\t\t╔═══════════════════════════════════════════╗\n");
printf("\t\t\t\t║ ║\n");
printf("\t\t\t\t║ 游戏结束 ║\n");
printf("\t\t\t\t║ ║\n");
printf("\t\t\t\t║ ║\n");
if(check()&&!check1())
{
WRITE(name1,sorce1,name,sorce);
printf("\t\t\t\t║ %10s获胜 %10s失败 ║\n",name1,name);
}
else if(!check()&&check1())
{
WRITE(name,sorce,name1,sorce1);
printf("\t\t\t\t║ %10s获胜 %10s失败 ║\n",name,name1);
}
else
{
printf("\t\t\t\t║ %10s本次游戏得分为：%4d ║\n", name1,sorce1);
printf("\t\t\t\t║ %10s本次游戏得分为：%4d ║\n", name , sorce);
if(sorce>sorce1)
{
WRITE(name,sorce,name1,sorce1);
printf("\t\t\t\t║ %10s获胜 %10s失败 ║\n",name,name1);
}
else if(sorce1>sorce)
{
WRITE(name1,sorce1,name,sorce);
printf("\t\t\t\t║ %10s获胜 %10s失败 ║\n",name1,name);
}
else
printf("\t\t\t\t║ 恭喜你们平局了! ║\n");
}
printf("\t\t\t\t║ ║\n");
printf("\t\t\t\t║ ║\n");
printf("\t\t\t\t║ ┏━━┓ ┏━━┓ ┏━━┓ ║\n");
printf("\t\t\t\t║ 再来:┃ 1┃ 排名:┃ 2┃ 退出:┃ 3┃ ║\n");
printf("\t\t\t\t║ ┗━━┛ ┗━━┛ ┗━━┛ ║\n");
printf("\t\t\t\t╚═══════════════════════════════════════════╝\n");
switch(getch()){
case '1':
for(int i=0;i<M+1;i++)
{
key ='8';
key1 ='w';
speed=150;
snake.x[i] =MAPWIDTH+ 10;
snake1.x[i] =MAPWIDTH+ 10;
snake.y[i] =MAPHEIGHT+10;
snake1.y[i] =MAPHEIGHT+10;
}
system("cls");
MENU ();
break;
case '2':
system("cls");
fun(10);
RANK ();
OVER0();
break;
case '3':
exit(0);
break;
default:
system( "cls" );
printf("error");
OVER ();
}
}
void OVER0 ()
{
system("cls");
printf("\n\n\n\n\t\t\t\t╔═══════════════════════════════════════════╗\n");
printf("\t\t\t\t║ ║\n");
printf("\t\t\t\t║ ║\n");
printf("\t\t\t\t║ ║\n");
printf("\t\t\t\t║ ┏━━┓ ┏━━┓ ┏━━┓ ║\n");
printf("\t\t\t\t║ 再来:┃ 1┃ 排名:┃ 2┃ 退出:┃ 3┃ ║\n");
printf("\t\t\t\t║ ┗━━┛ ┗━━┛ ┗━━┛ ║\n");
printf("\t\t\t\t╚═══════════════════════════════════════════╝\n");
switch(getch()){
case '1':
for(int i=0;i<SNAKESIZE;i++)
{
key1 ='w';
key ='8';
speed=150;
snake.x[i] =MAPWIDTH+ 10;
snake1.x[i] =MAPWIDTH+ 10;
snake.y[i] =MAPHEIGHT+10;
snake1.y[i] =MAPHEIGHT+10;
}
system("cls");
MENU();
break;
case '2':
system("cls");
RANK ();
OVER0();
break;
case '3':
exit(0);
break;
default:
system( "cls" );
printf("error");
OVER0();
}
}
void RANK ()
{
int v=1;
printf("\t\t\t排名 玩家 积分 胜场 败场 得分 胜率\n");
for(int w=0;w<M+1;w++)
{
if( card[w].jf!=0 ){
printf("\t\t\tNO:%3d %10s %5.0lf %5d %5d %11d %3.2lf\n",v,card[w].name,card[w].jf,card[w].win,card[w].lost,card[w].score,card[w].prob*100);
v++;
}
}
system("pause");
system( "cls" );
}
void READ ()
{
FILE *w;
w = fopen( "d:\\snake.txt","rb" );
fread(card,sizeof(struct game),M+1,w);
fclose(w);
}
void WRITE (char s[20],int score,char s1[20],int score1)
{
FILE *w;
int p=0;
for(int i=0;i<M+1;i++)
{
if(strcmp(card[i].name,s)==0)
{
p++;
card[i].jf+=10;
card[i].win += 1;
card[i].score+=score;
card[i].prob=((double)card[i].win)/((double)(card[i].win+card[i].lost))+0.00001;
}
}
if(p==0){
strcpy(card[M/2].name,s);
card[M/2].win =1;
card[M/2].lost =0;
card[M/2].score=score;
card[M/2].prob =1;
card[M/2].jf=10;
}
p=0;
for(int i=0;i<M+1;i++)
{
if(strcmp(card[i].name,s1)==0)
{
p++;
card[i].jf+=5;
card[i].lost += 1;
card[i].score+=score1;
card[i].prob=((double)card[i].win)/((double)(card[i].win+card[i].lost))+0.00001;
}
}
if(p==0){
strcpy(card[M/2-1].name,s1);
card[M/2-1].win =0;
card[M/2-1].lost =1;
card[M/2-1].score=score1;
card[M/2-1].prob =0.00001;
card[M/2-1].jf=5;
}
PPX ();
w=fopen( "d:\\snake.txt" , "wb" );
fwrite(card,sizeof(struct game),M+1,w);
fclose(w);
}
void PPX ()
{
int i , j , k;
struct game q;
for( i = 0 ; i < M ; i ++){
k=i;
for( j = i+1 ; j < M+1 ; j ++ ){
if(card[k].jf*card[k].prob<card[j].jf*card[j].prob)k=j;
}
q =card[i];
card[i]=card[k];
card[k]= q;
}
}
int main ()
{
system( "title 双人贪吃蛇" );
system( "color F0" );
READ ();
MENU ();
return 0;
}
?生成.txt文件保存游戏记录排行榜
