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Heiken_Ashi_LSMA_Smoothed.mq4

Heiken_Ashi_LSMA_Smoothed指标是Heiken_Ashi_Smoothed的一种优化,采用LSMA类型均线计算方式。

图表:Heiken_Ashi_LSMA_Smoothed指标

源码:

//+------------------------------------------------------------------+
//|                                    Heiken_Ashi_LSMA_Smoothed.mq4 |
//|                                                      mod by Raff |
//+------------------------------------------------------------------+
#property copyright "Copyright @2006, Forex-TSD.com "
#property link      "http://www.125808047.com/"

#property indicator_chart_window
#property indicator_buffers 4
#property indicator_color1 Red
#property indicator_color2 RoyalBlue
#property indicator_color3 Red
#property indicator_color4 RoyalBlue

extern int MaPeriod = 6;
extern int MaMetod2  = 3;
extern int MaPeriod2 = 2;

double ExtMapBuffer1[];
double ExtMapBuffer2[];
double ExtMapBuffer3[];
double ExtMapBuffer4[];
double ExtMapBuffer5[];
double ExtMapBuffer6[];
double ExtMapBuffer7[];
double ExtMapBuffer8[];
int ExtCountedBars=0;
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//|------------------------------------------------------------------|
int OnInit(void)
  {
   IndicatorBuffers(8);

   SetIndexStyle(0,DRAW_HISTOGRAM, 0, 1, Red);
   SetIndexBuffer(0, ExtMapBuffer1);
   SetIndexStyle(1,DRAW_HISTOGRAM, 0, 1, RoyalBlue);
   SetIndexBuffer(1, ExtMapBuffer2);
   SetIndexStyle(2,DRAW_HISTOGRAM, 0, 3, Red);
   SetIndexBuffer(2, ExtMapBuffer3);
   SetIndexStyle(3,DRAW_HISTOGRAM, 0, 3, RoyalBlue);
   SetIndexBuffer(3, ExtMapBuffer4);
   SetIndexDrawBegin(0,5);
   SetIndexBuffer(0,ExtMapBuffer1);
   SetIndexBuffer(1,ExtMapBuffer2);
   SetIndexBuffer(2,ExtMapBuffer3);
   SetIndexBuffer(3,ExtMapBuffer4);
   SetIndexBuffer(4,ExtMapBuffer5);
   SetIndexBuffer(5,ExtMapBuffer6);
   SetIndexBuffer(6,ExtMapBuffer7);
   SetIndexBuffer(7,ExtMapBuffer8);
   Comment("www.125808047.com");
   return(0);
  }
//+------------------------------------------------------------------+
//| Custom indicator iteration function                              |
//+------------------------------------------------------------------+
int OnCalculate (const int rates_total,
                 const int prev_calculated,
                 const datetime& time[],
                 const double& open[],
                 const double& high[],
                 const double& low[],
                 const double& close[],
                 const long& tick_volume[],
                 const long& volume[],
                 const int& spread[])
  {
   double maOpen, maClose, maLow, maHigh;
   double haOpen, haHigh, haLow, haClose;
   if(Bars<=10) return(0);
   ExtCountedBars=IndicatorCounted();
   if (ExtCountedBars<0) return(-1);
   if (ExtCountedBars>0) ExtCountedBars--;
   int pos=Bars-ExtCountedBars-1;
   while(pos>=0)
     {
      maOpen =LSMA(pos,MaPeriod,MODE_OPEN);
      maClose=LSMA(pos,MaPeriod,MODE_CLOSE);
      maLow  =LSMA(pos,MaPeriod,MODE_LOW);
      maHigh =LSMA(pos,MaPeriod,MODE_HIGH);

      haOpen=(ExtMapBuffer5[pos+1]+ExtMapBuffer6[pos+1])/2;
      haClose=(maOpen+maHigh+maLow+maClose)/4;
      haHigh=MathMax(maHigh, MathMax(haOpen, haClose));
      haLow=MathMin(maLow, MathMin(haOpen, haClose));

      if (haOpen<haClose) 
        {
         ExtMapBuffer7[pos]=haLow;
         ExtMapBuffer8[pos]=haHigh;
        } 
      else
        {
         ExtMapBuffer7[pos]=haHigh;
         ExtMapBuffer8[pos]=haLow;
        } 
      ExtMapBuffer5[pos]=haOpen;
      ExtMapBuffer6[pos]=haClose;

 	   pos--;
     }

   int i;
   for(i=0; i<Bars; i++) ExtMapBuffer1[i]=iMAOnArray(ExtMapBuffer7,Bars,MaPeriod2,0,MaMetod2,i);
   for(i=0; i<Bars; i++) ExtMapBuffer2[i]=iMAOnArray(ExtMapBuffer8,Bars,MaPeriod2,0,MaMetod2,i);
   for(i=0; i<Bars; i++) ExtMapBuffer3[i]=iMAOnArray(ExtMapBuffer5,Bars,MaPeriod2,0,MaMetod2,i);
   for(i=0; i<Bars; i++) ExtMapBuffer4[i]=iMAOnArray(ExtMapBuffer6,Bars,MaPeriod2,0,MaMetod2,i);
   return(rates_total);
  }
//+------------------------------------------------------------------+

double LSMA(int mybar, int myperiod, int myprice)
  {
   int    i;
   double sum=0;
   double lengthvar = ( myperiod + 1.0 ) / 3.0;
   
   for(i = myperiod; i >= 1  ; i--)
     {
      if(myprice==0) sum += ( i - lengthvar)*Open[myperiod - i + mybar];
      if(myprice==1) sum += ( i - lengthvar)*Close[myperiod - i + mybar];
      if(myprice==2) sum += ( i - lengthvar)*High[myperiod - i + mybar];
      if(myprice==3) sum += ( i - lengthvar)*Low[myperiod - i + mybar];
     }
   return(sum * 6 / (myperiod*(myperiod + 1)) );
  }
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