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📄 function.c

📁 51+3310做的俄罗斯方块
💻 C
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#include <intrins.h>
#include <reg52.h>
#include "define.h"
#include "code.h"
#include <stdlib.h>

//******************全局变量******************
uint16 Map[16]={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};      //地图
uint16 Black_Ground[16]={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};  //动态显示缓存
uchar temp0,temp1,time,keyvalue=0xff;//按键判断使用的变量
uchar Auto_Down=6,keyvalue1,speed;
uchar Draw_Block_To_BG_Flag;
uint16 horiz=0;
uchar NewBlock=1;
uchar Quick_Down=0;
uchar Block_X,Block_Y;  //方块当前的坐标
uchar I,J,I1,J1;    //选取7行4列方块种类的变量
uchar score1=0;
//******************全局变量******************


void delay_1us(void)                 //1us延时函数
  {
   unsigned int i;
  for(i=0;i<1000;i++);
  }

//1ms Delayfunction
void Delay(uint16 uiDelayCount)
{
	uint16 uiTempCount;
	uchar uci;
	for(uiTempCount=0; uiTempCount<uiDelayCount; uiTempCount++)
	{
		uci = 230;
		while(uci--)
		{
			_nop_();
	   	}
	}
}


 
/*-----------------------------------------------------------------------
LCD_write_byte    : 使用SPI接口写数据到LCD

输入参数:data    :写入的数据;
          command :写数据/命令选择;

-----------------------------------------------------------------------*/
void LCD_write_CMD(unsigned char ucWriteData)
{
    unsigned char uci;

    LCD_CE = 0;
    LCD_DC = 0;

	for(uci=0;uci<8;uci++)
	{
		if(ucWriteData & 0x80)
		{
			LCD_SDIN = 1;
	  	}
		else
		{
			LCD_SDIN = 0;
	  	}
		LCD_SCLK = 0;

		ucWriteData = ucWriteData << 1;
		LCD_SCLK = 1;
	}

  	LCD_CE = 1;
}

/*-----------------------------------------------------------------------
LCD_write_byte    : 使用SPI接口写数据到LCD

输入参数:data    :写入的数据;
          command :写数据/命令选择;
-----------------------------------------------------------------------*/
void LCD_write_Data(unsigned char ucWriteData)
{
    unsigned char uci;

    LCD_CE = 0;
    LCD_DC = 1;

	for(uci=0;uci<8;uci++)
	{
		if(ucWriteData & 0x80)
		{
			LCD_SDIN = 1;
	  	}
		else
		{
			LCD_SDIN = 0;
	  	}
		LCD_SCLK = 0;

		ucWriteData = ucWriteData << 1;
		LCD_SCLK = 1;
	}

	LCD_CE = 1;
}
/*-----------------------------------------------------------------------
LCD_set_XY        : 设置LCD坐标函数

输入参数:X     -83
          Y       :0-5
-----------------------------------------------------------------------*/
void LCD_set_XY(unsigned char X, unsigned char Y)
{
    LCD_write_CMD(0x40 | (Y & 0X07));		// column
    LCD_write_CMD(0x80 | (X & 0X7F));          	// row
}



/*-----------------------------------------------------------------------
LCD_clear         : LCD清屏函数

-----------------------------------------------------------------------*/

/*-----------------------------------------------------------------------
LCD_write_char    : 显示英文字符

输入参数:c       :显示的字符;

-----------------------------------------------------------------------*/
void LCD_write_char(unsigned char c)
{
    unsigned char line;

    c -= 32;

    for (line=0; line<6; line++)
	{
      	LCD_write_Data(font6x8[c][line]);
  	}
}






/*-----------------------------------------------------------------------
LCD_write_english_String  : 英文字符串显示函数

输入参数:*s      :英文字符串指针;
          X、Y    : 显示字符串的位置,x 0-83 ,y 0-5
	
-----------------------------------------------------------------------*/
void LCD_write_english_string(unsigned char X,unsigned char Y,char *s)
{
    LCD_set_XY(X,Y);
    while (*s) 
    {
	 	LCD_write_char(*s);
	 	s++;
  	}
}



void LCD_Clear(void)
{
	uint16 uii;
		

	LCD_set_XY(0,0);
	for(uii=0; uii<6*84; uii++)//c_Lcd_Max_x * c_Lcd_Max_y
	{
		LCD_write_Data(0x00);

	}
	
}


void LCD_Init(void)
  {
     LCD_CE = 0;
  // 产生一个让LCD复位的低电平脉冲
	LCD_RST = 0;
    delay_1us();
   	LCD_RST = 1;
		// 关闭LCD
    delay_1us();
		// 使能LCD
    delay_1us();
    LCD_write_CMD(0x23);	// 使用扩展命令设置LCD模式
  //  LCD_write_CMD(0xc8);	// 设置偏置电压
 	LCD_write_CMD(Nokia5110_vot_set);
    LCD_write_CMD(0x06);	// 温度校正
    LCD_write_CMD(0x14);	// 1:48  对比度调节
    LCD_write_CMD(0x22);	// 使用基本命令,采用垂直模式
    LCD_Clear();	        // 清屏
    LCD_write_CMD(0x0c);	// 设定显示模式,c正常显示,d反白显示
    LCD_CE = 1;
  }



void LCD_Write_Frame()
{
	unsigned char line;
    LCD_write_CMD(0x20);	// 使用基本命令,采用水平模式
	LCD_set_XY(54,5);
	for(line=0; line<30; line++)
	{
		LCD_write_Data(0x80);
	}
	LCD_set_XY(54,2);
	for(line=0; line<30; line++)
	{
		LCD_write_Data(0x20);
	}
	LCD_write_english_string(56,0,"NEXT");
	LCD_write_english_string(56,3,"LINE");
	LCD_set_XY(60,4);	
	LCD_write_char(48);     //分数先初始化为0
	LCD_write_char(48);     //分数先初始化为0
	LCD_write_char(48);		//分数先初始化为0
	LCD_write_CMD(0x22);	// 使用基本命令,采用垂直模式
	LCD_set_XY(51,0);
	for(line=0; line<18; line++)
	{
		LCD_write_Data(Blackground[line]);
	}
	LCD_set_XY(83,0);
	for(line=0; line<6; line++)
	{
		LCD_write_Data(Blackground[line]);
	}
}






void LCD_DrawBlackGround()
{
	uchar i,j,line;
	uint16 temp0,temp1,line0[6],line1[6],Mask=0x8000;
	LCD_write_CMD(0x22);//垂直模式
//第一列的绘图
	LCD_set_XY(0,0);
	for(line=0; line<18; line++)
	{
		LCD_write_Data(Blackground[line]);
	}
	for(j=0;j<16;j++)	
	{
		for(i=0;i<6;i++)
		{
			if( Black_Ground[3*i]&Mask)
			{temp0=0x0007;temp1=0x0005;}
			else temp0=temp1=0;
			if( Black_Ground[3*i+1]&Mask)
			{temp0=temp0|0x0038;temp1=temp1|0x0028;}
			else {temp0=temp0|0;temp1=temp1|0;}
			if( Black_Ground[3*i+2]&Mask)
			{temp0=temp0|0x01c0;temp1=temp1|0x0140;}
			else {temp0=temp0|0;temp1=temp1|0;}	
			line0[i]=temp0;
			line1[i]=temp1;
		}
		line0[0]=(line0[1]<<9)|line0[0];
		line0[1]=(line0[1]>>7)|(line0[2]<<2)|(line0[3]<<11);	
		line0[2]=(line0[3]>>5)|(line0[4]<<4)|(line0[5]<<13);
		
		line1[0]=(line1[1]<<9)|line1[0];
		line1[1]=(line1[1]>>7)|(line1[2]<<2)|(line1[3]<<11);	
		line1[2]=(line1[3]>>5)|(line1[4]<<4)|(line1[5]<<13);
		Mask=Mask>>1;
		LCD_write_Data((uchar)line0[0]);
		LCD_write_Data((uchar)(line0[0]>>8));
		LCD_write_Data((uchar)line0[1]);
		LCD_write_Data((uchar)(line0[1]>>8));
		LCD_write_Data((uchar)line0[2]);
		LCD_write_Data((uchar)(line0[2]>>8));

		LCD_write_Data((uchar)line1[0]);
		LCD_write_Data((uchar)(line1[0]>>8));
		LCD_write_Data((uchar)line1[1]);
		LCD_write_Data((uchar)(line1[1]>>8));
		LCD_write_Data((uchar)line1[2]);
		LCD_write_Data((uchar)(line1[2]>>8));

		LCD_write_Data((uchar)line0[0]);
		LCD_write_Data((uchar)(line0[0]>>8));
		LCD_write_Data((uchar)line0[1]);
		LCD_write_Data((uchar)(line0[1]>>8));
		LCD_write_Data((uchar)line0[2]);
		LCD_write_Data((uchar)(line0[2]>>8));		
	}	
}

void Load_Pic()
{
	uint16 temp,pic;
	if(!NewBlock)         //方块没有触底和与其他方块接触以后就不重新载入方块
		return;
	temp=rand();
	I1=(uchar)((temp>>8)%7);       ////预览中的方块图案
	J1=((uchar)temp%4);           //预览中的方块图案
	pic=Pic[I][J];           //在显示先前的方块之后,在确定方块下落完毕之后在是I=I1,J=J1
	Black_Ground[0]=((pic>>6)&0x03c0);
	Black_Ground[1]=((pic>>2)&0x03c0);
	Black_Ground[2]=((pic<<2)&0x03c0);
	Black_Ground[3]=((pic<<6)&0x03c0);
	NewBlock=0;
	Block_X=8;//记录最新方块初始位置
	Block_Y=0;//按Black_Ground数组字节顺序记录,不是按5510液晶坐标方向记录
}


uchar Attack_Block()      //接触到游戏背景中的方块
{
	uchar i;           //已经假设向左,向右或向下移动过,但是在判定游戏是否结束的时候并没有先前移动
	for(i=15;i>0;i--)
	{
		if(((~Black_Ground[i])&Map[i])!=Map[i])
			return 1;             //移动1次方块和固定背景有接触
	}
	return 0;           //移动1次方块和固定背景无接触
}

uchar Attack_Frame()        //方块接触到游戏界面的边框(不包含底部)
{						//已经假设向左,向右移动过
	if(horiz!=0)
	{horiz=0;return 1;}//接触到边框的时候格点对应的数据Map一个16位的变量对应15位或0位为1
	else return 0;//上面假设左移或者右移一位,则会对应有溢出或者借位对CY值1		
}


uchar Attack_Bottom()     //接触到底部(已经将设向下移动过一次)
{//在方块刚出现挨着顶部的时候,左右的移动,同样Black_Ground[0]不为0,形成误判
	if(Draw_Block_To_BG_Flag==Down)//在设计如何方块下移移动的时候,将Black_Ground[16]的高字
		if(Black_Ground[0]!=0)//和低字交换而Black_Ground[15]的数值循环到Black_Ground[0],
			return 1; //只要检测到再次Black_Ground[0]不为0就知道上次下移是越界了
	return 0;
}						 


void Transformer()
{
	uint16 pic,i;
	J=(J+1)%4;    //循环求取当前方块4中模块中的后一种	

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