贪吃蛇游戏程序清单.doc

#include .uc_os_IIincludes.hOS_STK xdata Task1StackCPU_MAX_STK_SIZE;OS_STK xdata Task2StackCPU_MAX_STK_SIZE;sbit led1=P30;void Task1(void xdata * ppdata) reentrantppdata = ppdata;led1=0;while(1)led1=led1;OSTimeDlyHMSM(0, 0, 0, 500);void Task2(void xdata * ppdata) reentrantppdata = ppdata;while(1)snake12864();OSTimeDlyHMSM(0, 0, 0, 50);void InterruptInitial()/* set timer. 50ms, THTL = 3caf when cpu at 12MHz */TMOD |= 0x11;TH0 = 0x70;TL0 = 0x00;/* TR0 is set in OSStart() */ET0 = 1;main()InterruptInitial(); OSInit(); OSTaskCreate(Task1, (void xdata *)0, &Task1Stack0,2);OSTaskCreate(Task2, (void xdata *)0, &Task2Stack0,3); OSStart();#include .drivergraphcode.h#include .driverlcddriver.h#define uint unsigned int#define uchar unsigned char#define up 0x14#define down 0x44#define left 0x28#define right 0x22#define quit 0x11uchar bdata snake_flag;sbit gameover=snake_flag3;sbit food=snake_flag2;uchar num=0;uchar temp;uchar idata snake_len;uchar xdata snake2562;uchar idata snake_food2;uintmarker;ucharno_counter;void delayms(uint x)uint i;for(;x0;x-) for(i=0;i1500;i+);uchar getkey(void)uchar col_code,row_code;P2=0xf0;if(P2!=0xf0)delayms(5);if(P2!=0xf0)row_code=0xfe;while(row_code&0x10)P2=row_code;if(P2!=row_code)col_code=(P2&0xf0)|0x0f;return(row_code)|(col_code);elserow_code=(row_code1)|0x01;return(0);bit compare(uchar x,uchar y)uchar counter;for (counter=0;counter63) i=1;if(j63) j=1;while(!compare_flag);drawPoint(i,j,1);snake_food0=i;snake_food1=j;food=1;void snake_init(void)marker=0; /分数初值no_counter=0; /吃到的食物snake_len=3; /蛇长度drawPoint(31,30,1); /画蛇，位置drawPoint(32,30,1);drawPoint(33,30,1);snake00=33; /数组中的量snake10=32;snake20=31;snake01=30;snake11=30;snake21=30;snake_flag=0x10;drawRowLine(0,0,63,1);/横线drawRowLine(0,63,63,1);drawCollumLine(0,0,63,1);/竖线drawCollumLine(63,0,63,1);putstrxy(8,0,score);/右框显示的内容printf_number(8,1,0);putstrxy(8,2,按退出键);putstrxy(8,3,退出);void snake_refresh() /刷新蛇uchar k;for(k=snake_len;k0;k-) snakek0=snakek-10; snakek1=snakek-11;void snake_run(void)uchar i;snake_refresh();switch(snake_flag4)case(0x08):if(snake01=1)gameover=1;elsesnake01-;break;case(0x04):if(snake01=62)gameover=1;elsesnake01+;break;case(0x02):if(snake00=1)gameover=1;elsesnake00-;break;case(0x01):if(snake00=62)gameover=1;else snake00+;break;default:break;for(i=(snake_len);i0;i-)if(snake00=snakei0)&(snake01=snakei1)gameover=1;break;if(!gameover)if(snake00=snake_food0)&(snake01=snake_food1)food=0;snake_len+;no_counter+;marker=no_counter*100;printf_number(8,1,marker);else drawPoint(snakesnake_len0,snakesnake_len1,0);drawPoint(snake00,snake01,1);if(no_counter14)gameover=1;void snake_game(void)uchar key_code;charlcdfill( ); /显示清屏putstrxy(4,0, );putstrxy(4,1,贪吃蛇);putstrxy(4,2,by余世安);putstrxy(2,3,按任意键开始);while(getkey()=0);charlcdfill( ); /显示清屏snake_init(); /初始化doif(!food) set_food();/设置食物key_code=getkey();/判断按键switch(key_code)case 0:break;case up:if(snake_flag&0xf0)=0x40)break;snake_flag=(snake_flag&0x0f)|0x80;break;case down:if(snake_flag&0xf0)=0x80)break;snake_flag=(snake_flag&0x0f)|0x40;break;case left:if(snake_flag&0xf0)=0x10)break;snake_flag=(snake_flag&0x0f)|0x20;break;case right:if(snake_flag&0xf0)=0x20)break;snake_flag=(snake_flag&0x0f)|0x10;break;case quit:charlcdfill( ); /显示清屏return;default:break;snake_run(); /游戏进行delayms(10); /游戏速度if(gameover&(no_counter!=15)charlcdfill( );glcdfill(0);putstrxy(4,1,GAME OVER);putstrxy(0,3,按任意键重新开始);while(getkey()=0);return;if(gameover&(no_counter=15)charlcdfill( );glcdfill(0);putstrxy(0,1,Congratulation!);putstrxy(0,3,按任意键重新开始);while(getkey()=0);return; while(1