STM32F407贪吃蛇游戏源程序

ID:880136 · 发表于 2021-2-23 09:39

#include "system.h"
#include "SysTick.h"
#include "led.h"
#include "usart.h"
#include "tftlcd.h"
#include "time.h"
#include "key.h"
#include "snake.h"
#include "rtc.h"
#include "stdlib.h"
#define SNAKE_Max_Long 50//蛇的最大长度
u8 pause=0;
u8 start=0;
//蛇结构体
struct Snake
{
s16 X[SNAKE_Max_Long];
s16 Y[SNAKE_Max_Long];
u8 Long;//蛇的长度
u8 Life;//蛇的生命 0活着 1死亡
u8 Direction;//蛇移动的方向
}snake;
//食物结构体
struct Food
{
u8 X;//食物横坐标
u8 Y;//食物纵坐标
u8 Yes;//判断是否要出现食物的变量 0有食物 1需要出现食物
}food;
//游戏等级分数
struct Game
{
u16 Score;//分数
u8 Life;//游戏等级
}game;
void touch(void)
{
key=KEY_Scan(0);
if(key==KEY_UP_PRESS&&snake.Direction!=4) //上
{
snake.Direction=3;
}
if(key==KEY1_PRESS&&snake.Direction!=3) //下
{
snake.Direction=4;
}
if(key==KEY2_PRESS&&snake.Direction!=1) //左
{
snake.Direction=2;
}
if(key==KEY0_PRESS&&snake.Direction!=2) //右
{
snake.Direction=1;
}
}
void TIM2_IRQHandler(void)
{
if(TIM_GetITStatus(TIM2,TIM_IT_Update)!= RESET)
{
touch();
TIM_ClearITPendingBit(TIM2,TIM_IT_Update);
}
}
//游戏结束
void gameover()
{
start=0;//停止游戏
Test_Show_CH_Font24(80,65,0,RED);
Test_Show_CH_Font24(104,65,1,RED);
Test_Show_CH_Font24(128,65,2,RED);
Test_Show_CH_Font24(152,65,3,RED);
Test_Show_CH_Font24(176,65,4,RED);
FRONT_COLOR=BLACK;
BACK_COLOR=GRAY;
LCD_ShowString(224,165,tftlcd_data.width,tftlcd_data.height,16,"0");//显示生命值
}
//玩游戏
void play()
{
u16 i,n;//i蛇的关节数 n用来判断食物和蛇的身体是否重合
u8 life_buf[2];
u8 socre_buf[4];
snake.Long=2;//定义蛇的长度
snake.Life=0;//蛇还活着
snake.Direction=1;//蛇的起始方向定义为右
game.Score=0;//分数为0
game.Life=4;//蛇的生命值
food.Yes=1;//出现新食物
snake.X[0]=12;snake.Y[0]=24;
snake.X[1]=12;snake.Y[1]=24;
while(1)
{
if(food.Yes==1)//出现新的食物
{
while(1)
{
//在设定的区域内显示食物
//food.X=12+rand()%(240/12)*12;
//food.Y=12+rand()%(160/12)*12;
srand(rtc_sec);//添加随机种子采用的RTC时钟
food.X=12+rand()%(228/12)*12;
food.Y=12+rand()%(148/12)*12;
for(n=0;n<snake.Long;n++)
{
if(food.X==snake.X[n]&&food.Y==snake.Y[n])
break;
}
if(n==snake.Long)
food.Yes=0;
break;
}
}
if(food.Yes==0)//有食物就要显示
{
LCD_Fill(food.X,food.Y,food.X+10,food.Y+10,RED);
}
//取得需要重新画的蛇的节数
for(i=snake.Long-1;i>0;i--)
{
snake.X[i]=snake.X[i-1];
snake.Y[i]=snake.Y[i-1];
}
//通过按键来设置蛇的运动方向
switch(snake.Direction)
{
case 1:snake.X[0]+=12;break;//向右运动
case 2:snake.X[0]-=12;break;//向左运动
case 3:snake.Y[0]-=12;break;//向上运动
case 4:snake.Y[0]+=12;break;//向下运动
}
for(i=0;i<snake.Long;i++)//画出蛇
LCD_Fill(snake.X[i],snake.Y[i],snake.X[i]+10,snake.Y[i]+10,BLUE);//画蛇身体
while(pause==1){};
delay_ms(500);//延时
LCD_Fill(snake.X[snake.Long-1],snake.Y[snake.Long-1],snake.X[snake.Long-1]+10,snake.Y[snake.Long-1]+10,GRAY);//消除蛇身
//判断是否撞墙
if(snake.X[0]<0||snake.X[0]>240||snake.Y[0]<0||snake.Y[0]>150)
snake.Life=1;//蛇死掉了
//当蛇的身体超过3节后判断蛇自身的碰撞
for(i=3;i<snake.Long;i++)
{
if(snake.X[i]==snake.X[0]&&snake.Y[i]==snake.Y[0])//自身的任一坐标值与蛇头坐标相等就认为是自身碰撞
game.Life-=1;
}
if(snake.Life==1||game.Life==0)//以上两种判断以后如果蛇死掉了跳出内循环，重新开始
{
gameover();
break;
}
//判断蛇是否吃到了食物
if(snake.X[0]==food.X&&snake.Y[0]==food.Y)
{
LCD_Fill(food.X,food.Y,food.X+10,food.Y+10,GRAY);//把吃到的食物消除
if(!((snake.Long==SNAKE_Max_Long)&&(snake.Long==SNAKE_Max_Long)))
snake.Long++;//蛇的身体长一节
game.Score+=10;
socre_buf[0]=game.Score/100+0x30;
socre_buf[1]=game.Score%100/10+0x30;
socre_buf[2]=game.Score%100%10+0x30;
socre_buf[3]='\0';
FRONT_COLOR=BLACK;
BACK_COLOR=GRAY;
LCD_ShowString(40,165,tftlcd_data.width,tftlcd_data.height,16,socre_buf);//显示成绩
food.Yes=1;//需要重新显示食物
}
life_buf[0]=game.Life%10+0x30;
life_buf[1]='\0';
LCD_ShowString(224,165,tftlcd_data.width,tftlcd_data.height,16,life_buf);//显示生命值
}
}
int main()
{
SysTick_Init(168);
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2); //中断优先级分组分2组
LED_Init();
KEY_Init();
USART1_Init(9600);
TFTLCD_Init(); //LCD初始化
LCD_ShowPictureEx(0, 0, 240, 400);
while(1)
{
if(KEY_Scan(1)==KEY_UP_PRESS)break;
FRONT_COLOR=RED;
LCD_ShowString(20,10,tftlcd_data.width,tftlcd_data.height,16,"Press K_UP key to Enter...");
delay_ms(200);
LCD_ShowString(20,10,tftlcd_data.width,tftlcd_data.height,16," ");
delay_ms(200);
}
TIM2_Init(50,8399);
RTC_Config();
RTC_Set_WakeUp(RTC_WakeUpClock_CK_SPRE_16bits,0);//配置WAKE UP中断,1秒钟中断一次
LCD_Clear(GRAY);
show();//画游戏界面
play();//玩游戏
}

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