ma_trix2cd_rlh

//+------------------------------------------------------------------+
//|                                                       TEMA_RLH   |
//|                                    Copyright © 2006, Robert Hill |
//|                                       http://www.metaquotes.net/ |
//|                                                                  |
//| Based on the formula developed by Patrick Mulloy                 |
//|                                                                  |
//| It can be used in place of EMA or to smooth other indicators.    |
//|                                                                  |
//| TEMA = 3 * EMA - 3 * (EMA of EMA) + EMA of EMA of EMA            |
//|                                                                  |
//|  Red is EMA, Green is EMA of EMA, Yellow is Ema of Ema of Ema    |
//|  Aqua is TEMA                                                    |
//|                                                                  |
//+------------------------------------------------------------------+
//mod2009fxtsd    tdcd (tema-dema)trix

#property  copyright "Copyright © 2006, Robert Hill "
#property  link      "http://www.metaquotes.net/"
//---- indicator settings
#property  indicator_separate_window
#property  indicator_buffers 2
#property  indicator_color1  Blue
#property  indicator_color2  DodgerBlue


#property  indicator_width1  1
#property  indicator_width2  1


//----
extern int  EMA1_Period =9;
extern int  EMA2_Period =13;
//extern int  SigLperiod  =9;
extern bool trixCD      = true;
//---- buffer
double Ema11[];
double Ema12[];
double Ema13[];
double Ema21[];
double Ema22[];
double Ema23[];
double trix1[];
double trix2[];
//double txsln[];

//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int init()
  {
   IndicatorBuffers(8); 
//---- drawing settings
   SetIndexStyle(0,DRAW_LINE);
   SetIndexStyle(1,DRAW_LINE);
   SetIndexDrawBegin(0,EMA2_Period);
   SetIndexDrawBegin(1,EMA2_Period);
   IndicatorDigits(MarketInfo(Symbol(),MODE_DIGITS)+2);
//---- 3 indicator buffers mapping
   SetIndexBuffer(7,Ema11);
   SetIndexBuffer(6,Ema12); 
   SetIndexBuffer(5,Ema13); 
   SetIndexBuffer(4,Ema21);
   SetIndexBuffer(3,Ema22); 
   SetIndexBuffer(2,Ema23); 
   SetIndexBuffer(1,trix1);
   SetIndexBuffer(0,trix2);
//---- name for DataWindow and indicator subwindow label
   IndicatorShortName("trix ( "+EMA1_Period+", "+EMA2_Period+" )");
//      Tema[i]=3 * Ema[i] - 3 * EmaOfEma[i] + EmaOfEmaOfEma[i];

   SetIndexLabel(0,"trix2");
   SetIndexLabel(1,"trix1 ");



//---- initialization done
   return(0);
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
int start()
  {
   int i, limit;
   int    counted_bars=IndicatorCounted();
   if(counted_bars<0) return(-1);
   if(counted_bars>0) counted_bars--;
   limit=Bars-counted_bars;

   for(i=limit; i>=0; i--)
      Ema11[i]=iMA(NULL,0,EMA1_Period,0,MODE_EMA,PRICE_CLOSE,i);
   for(i=limit; i >=0; i--)
      Ema12[i]=iMAOnArray(Ema11,Bars,EMA1_Period,0,MODE_EMA,i);
   for(i=limit; i >=0; i--)
      Ema13[i]=iMAOnArray(Ema12,Bars,EMA1_Period,0,MODE_EMA,i);
     
   for(i=limit; i>=0; i--)
      Ema21[i]=iMA(NULL,0,EMA2_Period,0,MODE_EMA,PRICE_CLOSE,i);
   for(i=limit; i >=0; i--)
      Ema22[i]=iMAOnArray(Ema21,Bars,EMA2_Period,0,MODE_EMA,i);
   for(i=limit; i >=0; i--)
      Ema23[i]=iMAOnArray(Ema22,Bars,EMA2_Period,0,MODE_EMA,i);
    


   for(i=limit; i >=0; i--) if (Ema23[i+1]!=0)
      {
      trix2[i]= (Ema23[i]-Ema23[i+1])/Ema23[i+1];
      if (trixCD) double t2= trix2[i];else t2=0.0;
      }
   for(i=limit; i >=0; i--) if (Ema13[i+1]!=0)
      trix1[i]= (Ema13[i]-Ema13[i+1])/Ema13[i+1]-t2;


//----
   return(0);
  }
//+------------------------------------------------------------------+