Laguerre快线指标 LaguerreFast.mq4-MT4指标-峰汇在线
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Laguerre快线指标 LaguerreFast.mq4

LaguerreFast 指标以收盘价特定算法创建。

图表:LaguerreFast 指标

源码:

//+------------------------------------------------------------------+
//|                                                 LaguerreFast.mq4 |
//|                                                     Emerald King |
//+------------------------------------------------------------------+
#property copyright "Emerald King"
#property link      "http://www.125808047.com"

#property indicator_separate_window
#property indicator_buffers 1
#property indicator_color1 LightSkyBlue
#property indicator_level2 0.775
#property indicator_level3 0.50
#property indicator_level4 0.225
#property indicator_maximum 1
#property indicator_minimum 0

extern double gamma = 0.2;
extern int CountBars = 950;

double L0 = 0;
double L1 = 0;
double L2 = 0;
double L3 = 0;
double L0A = 0;
double L1A = 0;
double L2A = 0;
double L3A = 0;
double LRSI = 0;
double CU = 0;
double CD = 0;
//---- buffers
double val1[];
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int OnInit()
{ 
   SetIndexStyle(0,DRAW_LINE);
   SetIndexBuffer(0,val1);
   if (CountBars > Bars) 
       CountBars = Bars;
   SetIndexDrawBegin(0, Bars - CountBars);
   Comment("www.125808047.com");
   return(INIT_SUCCEEDED);
}
//+------------------------------------------------------------------+
//| 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[])
  {
    int i;
    int    counted_bars = IndicatorCounted();
    i = CountBars - 1;

    while(i >= 0)
      {
        L0A = L0;
        L1A = L1;
        L2A = L2;
        L3A = L3;
        L0 = (1 - gamma)*Close[i] + gamma*L0A;
        L1 = - gamma *L0 + L0A + gamma *L1A;
        L2 = - gamma *L1 + L1A + gamma *L2A;
        L3 = - gamma *L2 + L2A + gamma *L3A;

        CU = 0;
        CD = 0;

        if(L0 >= L1) 
            CU = L0 - L1; 
        else 
            CD = L1 - L0;

        if(L1 >= L2) 
            CU = CU + L1 - L2; 
        else 
            CD = CD + L2 - L1;

        if(L2 >= L3) 
            CU = CU + L2 - L3; 
        else 
            CD = CD + L3 - L2;

        if(CU + CD != 0) 
            LRSI = CU / (CU + CD);
        val1[i] = LRSI;
	       i--;
	     }
    return(rates_total);
  }
//+------------------------------------------------------------------+
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