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標題: 單片機貪吃蛇程序Lcd12864顯示 [打印本頁]

作者: 12345ggff 時間: 2019-6-11 21:58
標題: 單片機貪吃蛇程序Lcd12864顯示

#include "stc.h"

#include "Lcd12864.h"

#include "Key.h"

#define uchar unsigned char

#define uint unsigned int

static unsigned long Seed = 1;

#define A 48271L

#define M 2147483647L

#define Q (M / A)

#define R (M % A)

/************************************

偽隨機數發生器

*************************************/

double Random(void)

{

long TmpSeed;

TmpSeed=A*(Seed%Q)-R*(Seed/Q);

if(TmpSeed>=0)

Seed=TmpSeed;

else

Seed=TmpSeed+M;

return (double)Seed/M;

}

/**************************************

為偽隨機數發生器播種

***************************************/

void InitRandom(unsigned long InitVal)

{

Seed=InitVal;

}

//延時子程序

void delay(unsigned int t)

{

unsigned int i,j;

for(i=0;i<t;i++)

for(j=0;j<10;j++);

}

/*********************************

初始化MPU

**********************************/

void InitCpu(void)

{

TMOD=0x01;

TH0=0;

TL0=0;

TR0=1;

ET0=1;

EA=1;

}

#define N 25

struct Food

{

unsigned char x;

unsigned char y;

unsigned char yes;

}food;//食物結構體

struct Snake

{

unsigned char x[N];

unsigned char y[N];

unsigned char node;

unsigned char direction;

unsigned char life;

}snake;//蛇結構體

unsigned char Flag=0;

unsigned char Score=0;

unsigned char Speed=5; //speed越大，速度越慢

unsigned char KeyBuffer=0;

#define FUNC 1 //(P3^1)表示級別

#define UP 2 //(P3^3)表示左

#define DOWN 3 //(P3^5)表示右

#define LEFT 4 //(P3^4)表示下

#define RIGHT 5 //(P3^2)表示上

#define PASSSCORE 20 //預定義過關成績

void Timer0Int(void) interrupt 1

{

switch(OSReadKey())

{

case 5:

KeyBuffer=FUNC; //表示級別

/*if(++Speed>=10)

Speed=1;

Flag|=1<<1;//速度變化標志置1*/

break;

case 21:

KeyBuffer=DOWN; //表示右

/*if(snake.direction!=2)

snake.direction=1;*/

break;

case 13:

KeyBuffer=UP; //表示左

/*if(snake.direction!=1)

snake.direction=2;*/

break;

case 9:

KeyBuffer=RIGHT; //表示上

/*if(snake.direction!=4)

snake.direction=3;*/

break;

case 17:

KeyBuffer=LEFT; //表示下

/*if(snake.direction!=3)

snake.direction=4;*/

break;

default:

break;

}

/******************************

畫墻壁，初始化界面

*******************************/

void DrawBoard(void)

{

unsigned char n;

for(n=0;n<31;n++)

{

Lcd_Rectangle(3*n,0,3*n+2,2,1);

Lcd_Rectangle(3*n,60,3*n+2,62,1);

}

for(n=0;n<21;n++)

{

Lcd_Rectangle(0,3*n,2,3*n+2,1);

Lcd_Rectangle(90,3*n,92,3*n+2,1);

}

Lcd_HoriLine(93,31,35,1);

Lcd_HoriLine(93,63,35,1);

}

/***************************

打印成績

****************************/

void PrintScore(void)

{

unsigned char Str[3];

Lcd_WriteStr(6,0,"成績");

Str[0]=(Score/10)|0x30;//十位

Str[1]=(Score%10)|0x30;//個位

Str[2]=0;

Lcd_WriteStr(7,1,Str);

}

/********************************

打印速度級別

*********************************/

void PrintSpeed(void)

{

unsigned char Str[2];

Lcd_WriteStr(6,2,"級別");

Str[0]=Speed|0x30;

Str[1]=0;

Lcd_WriteStr(7,3,Str);

}

/***********************************

游戲結束處理

************************************/

void GameOver(void)

{

unsigned char n;

Lcd_Rectangle(food.x,food.y,food.x+2,food.y+2,0);//消隱出食物

for(n=1;n<snake.node;n++)

{

Lcd_Rectangle(snake.x[n],snake.y[n],snake.x[n]+2,snake.y[n]+2,0);//消隱食物，蛇頭已到墻壁內，故不用消去

}

if(snake.life==0)//如果蛇還活著

Lcd_WriteStr(2,1,"過關");

else //如果蛇死了

Lcd_WriteStr(2,1,"輸了");

Lcd_WriteStr(1,2,"游戲結束");

}

/********************************

游戲的具體過程，也是貪吃蛇算法的關鍵部分

*********************************/

void GamePlay(void)

{

unsigned char n;

InitRandom(TL0);

food.yes=1;//1表示需要出現新事物，0表示已經存在食物尚未吃掉

snake.life=0;//表示蛇還活著

snake.direction=DOWN;

snake.x[0]=6;snake.y[0]=6;

snake.x[1]=3;snake.y[1]=6;

snake.node=2;

PrintScore();

PrintSpeed();

while(1)

{

if(food.yes==1)

{

while(1)

{

food.x=Random()*85+3;

food.y=Random()*55+3;//獲得隨機數

while(food.x%3!=0)

food.x++;

while(food.y%3!=0)

food.y++;

for(n=0;n<snake.node;n++)//判斷產生的食物坐標是否和蛇身重合

{

if((food.x==snake.x[n])&&(food.y==snake.y[n]))

break;

}

if(n==snake.node)

{

food.yes=0;

break;//產生有效的食物坐標

}

if(food.yes==0)

{

Lcd_Rectangle(food.x,food.y,food.x+2,food.y+2,1);

}

for(n=snake.node-1;n>0;n--)

{

snake.x[n]=snake.x[n-1];

snake.y[n]=snake.y[n-1];

}

switch(snake.direction)

{

case DOWN:snake.x[0]+=3;break;

case UP:snake.x[0]-=3;break;

case RIGHT:snake.y[0]-=3;break;

case LEFT:snake.y[0]+=3;break;

default:break;

}

for(n=3;n<snake.node;n++)//從第三節開始判斷蛇頭是否咬到自己

{

if(snake.x[n]==snake.x[0]&&snake.y[n]==snake.y[0])

{

GameOver();

snake.life=1;

break;

}

if(snake.x[0]<3||snake.x[0]>=90||snake.y[0]<3||snake.y[0]>=60)//判蛇頭是否撞到墻壁

{

GameOver();

snake.life=1;

}

if(snake.life==1)

break;//蛇死，則跳出while(1)循環

if(snake.x[0]==food.x&&snake.y[0]==food.y)//判蛇是否吃到食物

{

Lcd_Rectangle(food.x,food.y,food.x+2,food.y+2,0);//消隱食物

snake.x[snake.node]=200;

snake.y[snake.node]=200;//產生蛇新的節坐標先放在看不見的位置

snake.node++;//蛇節數加1

food.yes=1;//食物標志置1

if(++Score>=PASSSCORE)

{

PrintScore();

GameOver();

break;

}

PrintScore();

}

for(n=0;n<snake.node;n++)

{

Lcd_Rectangle(snake.x[n],snake.y[n],snake.x[n]+2,snake.y[n]+2,1);

}//根據蛇的節數畫出蛇

delay(Speed*1000); //調速

delay(Speed*1000);

Lcd_Rectangle(snake.x[snake.node-1],snake.y[snake.node-1],snake.x[snake.node-1]+2,snake.y[snake.node-1]+2,0);

switch(KeyBuffer)

{

case FUNC:

KeyBuffer=0;

if(++Speed>=10)

Speed=1;

PrintSpeed();

break;

case DOWN:

KeyBuffer=0;

if(snake.direction!=UP)

snake.direction=DOWN;

break;

case UP:

KeyBuffer=0;

if(snake.direction!=DOWN)

snake.direction=UP;

break;

case RIGHT:

KeyBuffer=0;

if(snake.direction!=LEFT)

snake.direction=RIGHT;

break;

case LEFT:

KeyBuffer=0;

if(snake.direction!=RIGHT)

snake.direction=LEFT;

break;

default:

break;

}

}//結束while(1)

}

void Main()

{

InitCpu();//初始化CPU

Lcd_Reset(); //初始化LCD屏

Lcd_WriteStr(2,1,"航峰興業");

delay(5000);

Lcd_WriteCmd(0x01); //清除顯示，并且設定地址指針為00H

Lcd_Clear(0);//清屏

DrawBoard();//畫界面

GamePlay();//玩游戲

GameOver();//游戲結束

while(1);//要想重玩，只能重啟，可繼續完善該游戲

}

作者: admin 時間: 2019-6-12 06:28
本帖需要重新編輯補全電路原理圖,源碼,詳細說明與圖片即可獲得100+黑幣(帖子下方有編輯按鈕)

作者: YXun 時間: 2019-7-3 14:54
樓主補完啊，好想玩玩

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