波形显示

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楼主 | 2018-7-10 16:06 | 只看该作者回帖奖励

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波形显示, point, original, origin, INA

void Show_Wave_Fun(float MAX,float MIN,u16 OriginalPoint_X,u16 OriginalPoint_Y,float Volue,u16 high)    //MAX:数据最大值， MIN：数据最小值， OriginalPoint_X：原点X，  OriginalPoint_Y：原点Y坐标， Volue：数据值， high：坐标轴高度
{
      u16 X,Y;
      u8 i;
float Temp=0;
static u16 X_temp=0;
static u16 High=0;
static u16 Mode0_volue[200][1]={0};
      POINT_COLOR=BLACK;
Temp = MAX-MIN;
High = high;

      LCD_DrawLine(OriginalPoint_X,OriginalPoint_Y,200+OriginalPoint_X,OriginalPoint_Y);
  if(OriginalPoint_Y>=High)
      {
LCD_DrawLine(OriginalPoint_X,OriginalPoint_Y,OriginalPoint_X,OriginalPoint_Y-High);
  }
      else
      {
            LCD_DrawLine(OriginalPoint_X,OriginalPoint_Y,OriginalPoint_X,0);
  }

  Y=(u16)((Volue-MIN)*High/Temp);

  for(i=0,X=OriginalPoint_X; i<=X_temp; X++,i++)
  {
LCD_Fast_DrawPoint(X,OriginalPoint_Y - Mode0_volue[0],WHITE);
  }

  if(X_temp==200-1)
      {
                     for(i=0;i<=X_temp;i++)
                     {
                              if(i+1<200)
                                             Mode0_volue[0]=Mode0_volue[i+1][0];
                     }
      }

  Mode0_volue[X_temp][0]=Y;

  for(i=0,X=OriginalPoint_X; i<=X_temp; X++,i++)
  {
            LCD_Fast_DrawPoint(X,(u16)(OriginalPoint_Y-Mode0_volue[0]),RED);
  }

  if(X_temp<200-1)
                     X_temp++;
}