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#include "U8glib.h"//引用U8G頭文件
U8GLIB_SSD1306_128X64 u8g(U8G_I2C_OPT_NONE);//設(shè)置設(shè)備名稱(chēng)：I2C-SSD1306-128*64(OLED)
#define UP 5//定義方向鍵上
#define DOWN 4//定義方向鍵下
#define LEFT 3//定義方向鍵左
#define RIGHT 2//定義方向鍵右
#define A 8 //定義開(kāi)始確定按鍵
//PS2
int JoyStick_X = A0; //定義PS2搖桿的X軸，ANALOG IN的A0
int JoyStick_Y = A1; //定義PS2搖桿的Y軸，ANALOG IN的A1
int JoyStick_Z = A2; //定義PS2搖桿的Z軸，ANALOG IN的A2
/***********************************************/
int box_x = 0;//定義變量
int box_y = 0;//定義變量
//int box_width = 2;
int box_x_length = 98;//x方向32 0-31
int box_y_length = 62;//y方向20 0-19
int snake_max_length = 100; //蛇身體最大長(zhǎng)度
int snake_x[100];//蛇身x坐標(biāo)
int snake_y[100];//蛇身y坐標(biāo)
int snake_body_width = 3; //蛇身方塊寬度（正方形）
int food_x;//食物位置坐標(biāo)x
int food_y;//食物位置坐標(biāo)y
int snake_length = 3; //定義初始化蛇身長(zhǎng)度
unsigned int game_speed;//設(shè)置游戲速度
/***********************************************/
void setup(void)
{
pinMode(JoyStick_X, INPUT);
pinMode(JoyStick_Y, INPUT);
pinMode(JoyStick_Z, INPUT);
welcome();//歡迎界面
delay(2500);
chose_game();//選擇界面
}
/***********************************************/
void welcome()
{
u8g.firstPage();//第一頁(yè)顯示
do
{
u8g.setFont(u8g_font_gdr14r);//坐標(biāo)函數(shù)
u8g.setPrintPos(0, 20);
u8g.print("Snake Game");
u8g.setPrintPos(0, 38);
u8g.print(" v2.0");
u8g.setFont(u8g_font_9x18);
u8g.setPrintPos(0, 55);
u8g.print("Formatmemory");
} while (u8g.nextPage());
}
/***********************************************/
int chose_game()//對(duì)選擇界面進(jìn)行定義
{
int flag = 1;
int temp = 1;
while (flag)
{
int key = read_key();
if (key == UP)
{
u8g.firstPage();
do
{
u8g.setFont(u8g_font_9x18);
u8g.setPrintPos(5, 20);
u8g.print("Snake <");
u8g.setPrintPos(5, 40);
u8g.print("Player");
} while (u8g.nextPage());
temp = 1;
}
if (key == DOWN)
{
u8g.firstPage();
do
{
u8g.setFont(u8g_font_9x18);
u8g.setPrintPos(5, 20);
u8g.print("Snake");
u8g.setPrintPos(5, 40);
u8g.print("Player <");
} while (u8g.nextPage());
temp = 2;
}
if (key == A)
{
return temp;
}
}
}
/***********************************************/
int read_key()//對(duì)按鍵進(jìn)行定義
{
int key_temp;
int x=analogRead(JoyStick_X);
int y=analogRead(JoyStick_Y);
int z=digitalRead(JoyStick_Z);
if (x>850) {
key_temp = DOWN;
return key_temp;
}
if (x<250) {
key_temp = UP;
return key_temp;
}
if (y>850) {
key_temp = LEFT;
return key_temp;
}
if (y<250) {
key_temp = RIGHT;
return key_temp;
}889888888888888I888888888888888888888888888888888888888888888888888888888888I8I88888888I8II
if (z == HIGH) {
key_temp = A;
return key_temp;
}
return 0;
}
/***********************************************/
void game_over()//對(duì)游戲結(jié)束進(jìn)行定義
{
u8g.firstPage();
do
{
u8g.setFont(u8g_font_gdr14r);
u8g.setPrintPos(0, 40);
u8g.print(" GAME OVER!");
}
while (u8g.nextPage());
snake_length=3;
snake_x[0] = 15; snake_y[0] = 15;//snake起始坐標(biāo)
snake_x[1] = snake_x[0] - 1; snake_y[1] = snake_y[0];//snake起始坐標(biāo)
snake_x[2] = snake_x[1] - 1; snake_y[2] = snake_y[1];//snake起始坐標(biāo)
}
void snake()//對(duì)貪吃蛇參數(shù)進(jìn)行定義
{
int flag = 1; //標(biāo)志
snake_x[0] = 15; snake_y[0] = 15;//snake起始坐標(biāo)
snake_x[1] = snake_x[0] - 1; snake_y[1] = snake_y[0];//snake起始坐標(biāo)
snake_x[2] = snake_x[1] - 1; snake_y[2] = snake_y[1];//snake起始坐標(biāo)
int snake_dir=RIGHT;//初始方向 right
game_speed=30;
int food_flag=1;
Serial.println("snake!");
food();
while (flag)
{
snake_frame(game_speed);
delay(game_speed);
switch(read_key())
{
case UP:
if(snake_dir!=DOWN)
{
snake_dir=UP;
break;
}
case DOWN:
if(snake_dir!=UP)
{
snake_dir=DOWN;
break;
}
case LEFT:
if(snake_dir!=RIGHT)
{
snake_dir=LEFT;
break;
}
case RIGHT:
if(snake_dir!=LEFT)
{
snake_dir=RIGHT;
break;
}
default:break;
}
if(snake_eat_food(snake_dir)==1)
{
food();
if(snake_length<10){game_speed=30;}
if(snake_length<30&&snake_length>=10){game_speed=20;}
if(snake_length<50&&snake_length>=30){game_speed=10;}
if(snake_length>=50){game_speed=0;}
}
else
{
if(snake_knock_wall(snake_dir==1))
{
game_over();
flag=0;
}
else
{
if(snake_eat_body(snake_dir)==1)
{
game_over();
flag=0;
}
else
{
change_con(snake_dir);
}
}
}
}
}
void snake_frame(int s)
{
u8g.firstPage();
do
{
u8g.drawFrame(box_x, box_y, box_x_length, box_y_length);
u8g.setFont(u8g_font_5x8);
u8g.setPrintPos(box_x_length + 1, 12);
u8g.print("Score");
u8g.setPrintPos(box_x_length + 1, 22);
u8g.print((snake_length - 3) * 5);
u8g.setPrintPos(box_x_length + 1, 46);
u8g.print("Speed");
u8g.setPrintPos(box_x_length + 1, 56);
u8g.print(30-s);
u8g.drawFrame(food_x*snake_body_width+1, food_y*snake_body_width+1, snake_body_width, snake_body_width);//顯示食物
for (int i = 0; i < snake_length; i++)//顯示snake
{
if(i==0)
{
u8g.drawBox(snake_x[i]*snake_body_width+1, snake_y[i]*snake_body_width+1, snake_body_width, snake_body_width);
}
else
{
u8g.drawFrame(snake_x[i]*snake_body_width+1, snake_y[i]*snake_body_width+1, snake_body_width, snake_body_width);
}
}
} while (u8g.nextPage());
}
void food()//對(duì)實(shí)物進(jìn)行定義
{
int flag = 1;
while (flag)
{
food_x = random(0,(box_x_length-2)/3);
food_y = random(0,(box_y_length-2)/3);
for (int i = 0; i < snake_length; i++)
{
if((food_x==snake_x[i])&&(food_y==snake_y[i]))
{
break;
}
flag=0;
}
}
// Serial.print("food_x:");
// Serial.print(food_x);
// Serial.print(" food_y:");
// Serial.println(food_y);
}
void change_con(int DIR)//移動(dòng)坐標(biāo)函數(shù)
{
int temp_x[snake_length+2];
int temp_y[snake_length+2];
for(int i=0;i<snake_length-1;i++)//將舊坐標(biāo)數(shù)據(jù)存放到temp數(shù)組最后一位數(shù)據(jù)無(wú)效
{
temp_x[i]=snake_x[i];
temp_y[i]=snake_y[i];
}
switch(DIR)
{
case RIGHT: {snake_x[0]+=1;break;}
case LEFT: {snake_x[0]-=1;break;}
case UP: {snake_y[0]-=1;break;}
case DOWN: {snake_y[0]+=1;break;}
}
for(int i=1;i<snake_length;i++)
{
snake_x[i]=temp_x[i-1];
snake_y[i]=temp_y[i-1];
}
}
void change_pos()//吃到東西后移動(dòng)函數(shù)
{
int temp_x[snake_length+2];
int temp_y[snake_length+2];
for(int i=0;i<snake_length-1;i++)//將舊坐標(biāo)數(shù)據(jù)存放到temp數(shù)組最后一位數(shù)據(jù)無(wú)效
{
temp_x[i]=snake_x[i];
temp_y[i]=snake_y[i];
}
snake_x[0]=food_x;
snake_y[0]=food_y;
for(int i=1;i<snake_length;i++)
{
snake_x[i]=temp_x[i-1];
snake_y[i]=temp_y[i-1];
}
}
//判斷是否吃到食物 0-沒(méi)有吃到 1-吃到 2-無(wú)效
int snake_eat_food(int dir)
{
int x_temp=snake_x[0];
int y_temp=snake_y[0];
switch(dir)
{
case UP :y_temp-=1;break;
case DOWN :y_temp+=1;break;
case LEFT :x_temp-=1;break;
case RIGHT :x_temp+=1;break;
}
if((x_temp==food_x)&&(y_temp==food_y))
{
snake_length+=1;
change_pos();
return 1;
}
else
{
return 0;
}
}
//判斷是否撞墻 0-沒(méi)有撞到 1-撞到 2-無(wú)效
int snake_knock_wall(int dir)
{
int x_temp=snake_x[0];
int y_temp=snake_y[0];
switch(dir)
{
case UP :y_temp-=1;break;
case DOWN :y_temp+=1;break;
case LEFT :x_temp-=1;break;
case RIGHT :x_temp+=1;break;
}
if(x_temp<0||x_temp>31||y_temp<0||y_temp>19)
{
return 1;
}
else
{
return 0;
}
}
//判斷是否吃到自己 0-沒(méi)有吃到 1-吃到 2-無(wú)效
int snake_eat_body(int dir)
{
int x_temp=snake_x[0];
int y_temp=snake_y[0];
switch(dir)
{
case UP :y_temp-=1;break;
case DOWN :y_temp+=1;break;
case LEFT :x_temp-=1;break;
case RIGHT :x_temp+=1;break;
}
for(int i=1;i<snake_length;i++)
{
if((snake_x[0]==snake_x[i])&&(snake_y[0]==snake_y[i]))
{
return 1;
}
}
return 0;
}
/***********************************************/
//使用說(shuō)明（player)主函數(shù)
void tetrs()
{
int flag = 1;
while (flag)
{
u8g.firstPage();
do
{
u8g.setFont(u8g_font_9x18);
u8g.setPrintPos(1, 20);
u8g.print("1.UP:chose1");
u8g.setPrintPos(1, 35);
u8g.print("2:start is:A");
u8g.setPrintPos(1, 50);
u8g.print("3.enjoy it");
} while (u8g.nextPage());
delay(1000);
flag=0;
}
}
/***********************************************/
void loop(void)//主循環(huán)函數(shù)
{
while (1)
{
switch (chose_game())
{
case 1: snake(); break;
case 2: tetrs(); break;
default:break;
}
}
}

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