#include
#include?
#define?uint?unsigned?int
#define?uchar?unsigned?char

//基本功能部分變量?
sbit?k0=P3^7;???//下面的開關(guān)，鎖定用?和k1同時(shí)按下時(shí)解鎖
sbit?k1=P3^5;???//中間的開關(guān)，左移（回移）用?和k0同時(shí)按下時(shí)解鎖
sbit?k2=P3^6;???//左邊的開關(guān)，右移（順移）用
sbit?g1=P3^0;???//重力感應(yīng)1?
sbit?g2=P3^1;???//重力感應(yīng)2?
sbit?ksnack=P3^4;???//自鎖式按鍵?貪吃蛇開關(guān)
uchar?*p;????//指向table的指針
uchar?code?X[]={0x000x010x020x030x040x050x060X07};//選列?
uchar?code?Y[]={0x800x400x200x100x080x040x020X01};//選行?
uint?n=0;??????//?指針使用（選行）
uint?num=0;????//?中斷計(jì)數(shù)使用
uint?j=0;??????//?每次左右移計(jì)數(shù)停止時(shí)使用
uint?t=0;??????//?重力選定使用?
uint?s1=0;?????//?鎖定?
uint?s2=0;?????//?解鎖?
uint?s3=0;	???//?左移（回移）?
uint?s4=0;?????//?右移（順移）?
uint?s5=0;?????//?待機(jī)?
uint?s6=0;?????//?貪吃蛇?
uint?s7=0;?????//






//貪吃蛇部分
#define?MAX_LENGTH?33		?//蛇的最大長(zhǎng)度????
struct?Point?
{
	uchar?x?y;
};

struct?Snake?
{
	struct?Point?nodes[MAX_LENGTH];
	uchar?length;
	uchar?direction;
	uchar?live;
}?snake;
?
?struct?Food?
{
	struct?Point?position;
	uchar?exist;
}?food;

uint?left=0top=0right=15bottom=15jfood=0;
int?lastxlasty;




void?delay_ms（uint?xms）???//延時(shí)程序?
{
????uint?ij;
	?for（i=xms;i>0;i--）
	????for（j=110;j>0;j--）;
}


void?delay（）
{
???uint?i;
???for（i=160;i>0;i--）;
}


//貪吃蛇

	
void?init（）?{



????snake.nodes[0].x=3;
????snake.nodes[0].y=3;
????snake.nodes[1].x=4;
????snake.nodes[1].y=3;
????snake.length=2;
	snake.live=1;
	snake.direction=0;

????food.exist=0;
}
?

int?oppositeDirection（int?t）?{
????if（t==0&&snake.direction==2）{

??????return?1;
??????}
????else?if（t==2&&snake.direction==0）?{

??????return?1;
??????}
????else?if（t==1&&snake.direction==3）{

??????return?1;
??????}
????else?if（t==3&&snake.direction==1）{

??????return?1;
??????}
????else
??????return?0;
}



void?gameOver（）?
{
?????uint?im;
	??while（1）
	??{
??????for（i=0;i<8;i++）
	????{
????????????P2=0xff;
			P1=0xff;
	????????P0=X[i]|0x40;
???????	????m++;
????????}
??????for（i=0;i<8;i++）
???????{
			P2=0xff;
????????????P1=0xff;
	????????P0=X[i]|0x80;
????????????m++;
???????}	
	}
}


void?createFood（）?
{
	int?i;
label:
	jfood+=3;
	if（jfood>=500）?jfood=0;
	srand（jfood）;
????food.position.x=（（int）rand（）%16）;
????food.position.y=（（int）rand（）%16）;
	for（i=0;i<=snake.length-1;i++）{
	??if（snake.nodes[i].x==food.position.x&&snake.nodes[i].y==food.position.y）
		goto?label;
	}
}


void?draw（）?
{

??????uint?ij;
		for（j=0;j<8;j++）
		{
??????????P1=0x00;
??????????P2=0x00;
??????????if（food.position.x==j）
		????{
?????????????if（food.position.y<8）?P2=Y[food.position.y];
?????????????else?P1=Y[food.position.y-8];
		????}
??????????for（i=0;i??????????if（snake.nodes[i].x==j）
??????????{
?????????????if（snake.nodes[i].y<8）?P2=P2|Y[snake.nodes[i].y];
?????????????else?P1=P1|Y[snake.nodes[i].y-8];
??????????}
??		????P0=X[j]|0x40;
			?delay（）;
		}
		for（j=0;j<8;j++）
		{
??????????P1=0x00;
??

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????文件????????5725??2019-03-16?20:24??\貪吃蛇.c
?????文件??????????36??2019-03-16?20:24??\no.txt