基于stm32f103VE的贪吃蛇小游戏源程序 -

#include "stm32f10x.h"
#include <stdio.h>
#include "./key/bsp_exti.h"
#include "./usart/bsp_usart.h"
#include "./lcd/bsp_ili9341_lcd.h"
#include "./SysTick/bsp_SysTick.h"
#include "./flash/bsp_spi_flash.h"
#include "./key/bsp_key.h"
static void LCD_Test(void);
uint32_t time = 0;
char str[20];
uint16_t key_flag=0;
uint16_t tiaozhuan=0;
char dispBuff[100];
#define SNAKE_Max_Long 100
static void Delay ( __IO uint32_t nCount );
void LCD_Test(void);
void boot_animation(void);
void play(void);
struct Snake
{
uint16_t X[SNAKE_Max_Long];
uint16_t Y[SNAKE_Max_Long]; //最大长度
u8 Long;
u8 Life;// 0活着 1死亡
u8 Direction;//蛇移动的方向
}snake; //蛇的结构体
struct Food
{
u8 X;
u8 Y;
u8 Yes; //0有食物 1需要出现食物
}food; //食物结构体
struct Game
{
u16 Score;
u8 Life;
}game; 游戏结构体
void KEY1_IRQHandler(void)
{
if(EXTI_GetITStatus(KEY1_INT_EXTI_LINE) != RESET) //判断按键中断
{
tiaozhuan=1; 跳转到游戏开始界面
key_flag=2;
if(key_flag==2&&snake.Direction!=1)
snake.Direction=2; //看下面程序对方向的描述
EXTI_ClearITPendingBit(KEY1_INT_EXTI_LINE); //清除标志位
}
}
void KEY2_IRQHandler(void) //同按键1一样原理
{
if(EXTI_GetITStatus(KEY2_INT_EXTI_LINE) != RESET)
{
key_flag=1;
if(key_flag==1&&snake.Direction!=2)
snake.Direction=1;
EXTI_ClearITPendingBit(KEY2_INT_EXTI_LINE);
}
if(EXTI_GetITStatus(KEY3_INT_EXTI_LINE) != RESET)
{
key_flag=3;
if(key_flag==3&&snake.Direction!=4)
snake.Direction=3;
EXTI_ClearITPendingBit(KEY3_INT_EXTI_LINE);
}
if(EXTI_GetITStatus(KEY4_INT_EXTI_LINE) != RESET)
{
key_flag=4;
if(key_flag==4&&snake.Direction!=3)
snake.Direction=4;
EXTI_ClearITPendingBit(KEY4_INT_EXTI_LINE);
}
}
void gameover() //游戏结束函数
{
LCD_SetTextColor(RED);
ILI9341_DispStringLine_EN(LINE(10)," game over!");
}
void finish() //完成挑战函数
{
LCD_SetTextColor(RED);
sprintf(dispBuff," 恭喜你完成挑战");
ILI9341_DispStringLine_EN_CH(LINE(10),dispBuff);
}
void play(void) //开始游戏函数
{
u16 i;
snake.Long=2; //初始化蛇长为2
snake.Life=0;
snake.Direction=1;//蛇的起始方向定义为右
game.Life=1;//蛇的生命值
food.Yes=1;//出现新食物
snake.X[0]=0;snake.Y[0]=50; 初始化蛇坐标
snake.X[1]=10;snake.Y[1]=50;
ILI9341_Clear(90,130,60,60);
ILI9341_Clear(80,120,80,80);
ILI9341_Clear(70,110,100,100);
ILI9341_Clear(60,100,120,120);
ILI9341_Clear(50,90,140,140);
ILI9341_Clear(40,80,160,160);
ILI9341_Clear(30,70,180,180);
ILI9341_Clear(20,60,200,200);
ILI9341_Clear(10,50,220,220);
while(1)
{
LCD_SetColors(CYAN,BLACK);
sprintf(dispBuff," 贪吃蛇游戏");
ILI9341_DispStringLine_EN_CH(LINE(1),dispBuff);
sprintf(dispBuff,"分数 : %d ",game.Score);
LCD_SetColors(WHITE,BLACK);
ILI9341_DispStringLine_EN_CH(LINE(18),dispBuff);
LCD_SetColors(WHITE,BLACK);
ILI9341_DrawRectangle(0,40,240,240,0);
if(food.Yes==1)
{
food.X=rand()%(230/10)*10;
food.Y=rand()%(230/10)*10; //随机函数放置食物
if((food.X<240)&&(food.Y<260&&food.Y>40)) //如果食物不在范围内，则重新放置
{
food.Yes=0;
}
else
{
food.Yes=1;
}
}
if(food.Yes==0)
{
LCD_SetColors(BLUE,BLACK);
ILI9341_DrawRectangle (food.X,food.Y,10,10,1); 显示食物
}
for(i=snake.Long-1;i>0;i--) //刷新蛇
{
snake.X[i]=snake.X[i-1];
snake.Y[i]=snake.Y[i-1];
}
switch(snake.Direction) //对方向的描述，按键中断控制
{
case 1:snake.X[0]+=10;break;//向右运动
case 2:snake.X[0]-=10;break;//向左运动
case 3:snake.Y[0]-=10;break;//向上运动
case 4:snake.Y[0]+=10;break;//向下运动
}
for(i=0;i<snake.Long;i++)
ILI9341_DrawRectangle(snake.X[i],snake.Y[i],10,10,1);
Delay(0xFFFFF);
LCD_SetTextColor (BLACK) ;
ILI9341_DrawRectangle(snake.X[snake.Long-1],snake.Y[snake.Long-1],10,10,1);//消除蛇身
LCD_SetTextColor (RED) ;
//判断是否撞墙
if(snake.X[0]<0||snake.X[0]>230||snake.Y[0]<40||snake.Y[0]>260)
snake.Life=1;
for(i=3;i<snake.Long;i++)
{
if(snake.X[i]==snake.X[0]&&snake.Y[i]==snake.Y[0]) //判断撞自己
{
game.Life=0;
}
}
if(snake.Life==1||game.Life==0)
{
gameover(); //游戏结束
game.Score =0;
Delay(0xFFFFFF);
Delay(0xFFFFFF); //延时大约两秒重新开始游戏
ILI9341_Clear(0,0,LCD_X_LENGTH,LCD_Y_LENGTH);
break;
}
//判断蛇是否吃到了食物
if(snake.X[0]==food.X&&snake.Y[0]==food.Y) //判断蛇头与实物的坐标是否一样
{
LCD_SetTextColor (BLACK) ;
ILI9341_DrawRectangle(food.X,food.Y,10,10,1);
snake.Long++; //蛇长加1
game.Score+=10; //分数加10
food.Yes=1;
}
if(game.Score==1000) //分数达到1000
{
finish(); //完成挑战
game.Score =0; //分数清零
Delay(0xFFFFFF);
Delay(0xFFFFFF);
ILI9341_Clear(0,0,LCD_X_LENGTH,LCD_Y_LENGTH);
break;
}
}
}
int main ( void )
{
ILI9341_GramScan ( 6 );
ILI9341_Init ();
Key_GPIO_Config();
SysTick_Init();
LCD_SetFont(&Font8x16);
LCD_SetColors(YELLOW,BLACK);
EXTI_Key_Config();
ILI9341_Clear(0,0,LCD_X_LENGTH,LCD_Y_LENGTH);
if(tiaozhuan==0)
{
boot_animation();
}
while ( 1 )
{
if(tiaozhuan==1)
play();
}
}
void LCD_Test(void)
{
char dispBuff[200];
LCD_SetTextColor(GREEN);
sprintf(dispBuff," 贪吃蛇游戏");
ILI9341_DispStringLine_EN_CH(LINE(1),dispBuff);
Delay(0xFFFFF);
}
void boot_animation(void) //开机动画
{
char dispBuff1[200];
LCD_Test();
LCD_SetColors(YELLOW,BLACK);
ILI9341_DrawRectangle(0,40,240,240,0);
Delay(0xFFFFF);
LCD_SetColors(WHITE,BLACK);
ILI9341_DrawRectangle(10,50,220,220,0);
Delay(0xFFFFF);
LCD_SetColors(BLUE,BLACK);
ILI9341_DrawRectangle(20,60,200,200,0);
Delay(0xFFFFF);
LCD_SetColors(RED,BLACK);
ILI9341_DrawRectangle(30,70,180,180,0);
Delay(0xFFFFF);
LCD_SetColors(MAGENTA,BLACK);
ILI9341_DrawRectangle(40,80,160,160,0);
Delay(0xFFFFF);
LCD_SetColors(GREEN,BLACK);
ILI9341_DrawRectangle(50,90,140,140,0);
Delay(0xFFFFF);
LCD_SetColors(CYAN,BLACK);
ILI9341_DrawRectangle(60,100,120,120,0);
Delay(0xFFFFF);
LCD_SetColors(RED,BLACK);
ILI9341_DrawRectangle(70,110,100,100,0);
Delay(0xFFFFF);
LCD_SetColors(GREY,BLACK);
ILI9341_DrawRectangle(80,120,80,80,0);
Delay(0xFFFFF);
LCD_SetColors(GBLUE,BLACK);
ILI9341_DrawRectangle(90,130,60,60,0);
Delay(0xFFFFF);
LCD_SetTextColor(GREEN);
sprintf(dispBuff1," 按K1键开始游戏......");
ILI9341_DispStringLine_EN_CH(LINE(18),dispBuff1);
Delay(0xFFFFF);
}
static void Delay ( __IO uint32_t nCount ) //延时函数
{
for ( ; nCount != 0; nCount -- );
}

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