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T3_TCF.mq4

Time: 2018-10-05 | Download file:T3_TCF.mq4

//+------------------------------------------------------------------+
//|                                                   T3_TrendCF.mq4 |
//|                                         CF = Continuation Factor |
//|            Converted by and Copyright of: Ronald Verwer/ROVERCOM |
//|                                                         27/04/06 |
//+------------------------------------------------------------------+

#property indicator_separate_window
#property indicator_buffers 4
#property indicator_color1 Green
#property indicator_color2 Orange
#property indicator_color3 Silver
#property indicator_color4 Silver
#property indicator_width1 2
#property indicator_width2 2
#property indicator_width3 1
#property indicator_width4 1

extern int T3_Period = 16;
extern double T3_Continuation_Factor = 0.618;

double t1[];
double t2[];
double t3[];
double t4[];
double x1[];
double x2[];

double e1,e2,e3,e4,e5,e6;
double c1,c2,c3,c4;
double n,w1,w2,b1,b2,b3;

double ee1,ee2,ee3,ee4,ee5,ee6;

//+------------------------------------------------------------------+
//| Custom indicator initialization function |
//+------------------------------------------------------------------+
int init()
   {
//---- indicators setting
   
   IndicatorDigits(MarketInfo(Symbol(),MODE_DIGITS)+2);
   IndicatorShortName("T3 TrendCF "+T3_Period);
   
   IndicatorBuffers(6);
   SetIndexBuffer(0,t1);
   SetIndexBuffer(1,t2);
   SetIndexBuffer(2,t3);
   SetIndexBuffer(3,t4);
   SetIndexBuffer(4,x1);
   SetIndexBuffer(5,x2);
   SetIndexStyle(0,DRAW_LINE,STYLE_SOLID,2);
   SetIndexStyle(1,DRAW_LINE,STYLE_SOLID,2);
   SetIndexStyle(2,DRAW_HISTOGRAM,STYLE_SOLID,1);
   SetIndexStyle(3,DRAW_LINE,STYLE_SOLID,1);
   SetIndexLabel(0,"T3 pos: "+T3_Period);
   SetIndexLabel(1,"T3 neg: "+T3_Period);
   SetLevelStyle(0,1,Silver);
   SetLevelValue(0,0);
   
   //---- variable reset
   
   e1=0; e2=0; e3=0; e4=0; e5=0; e6=0;
   ee1=0; ee2=0; ee3=0; ee4=0; ee5=0; ee6=0;
   
   b1=T3_Continuation_Factor;
   b2=b1*b1;
   b3=b2*b1;
   c1=-b3;
   c2=(3*(b2+b3));
   c3=-3*(2*b2+b1+b3);
   c4=(1+3*b1+b3+3*b2);
   n=T3_Period;
   
   if (n<1) n=1;
   n = 1 + 0.5*(n-1);
   w1 = 2 / (n + 1);
   w2 = 1 - w1;
   
   //----
   return(0);
   }

//+------------------------------------------------------------------+
//| Custom indicator iteration function |
//+------------------------------------------------------------------+
int start()
   {
   int i,q,limit;
   double chp,chn,cffp,cffn;

   int counted_bars=IndicatorCounted();
//---- check for possible errors
   if(counted_bars<0) return(-1);
//---- last counted bar will be recounted
   if(counted_bars>0) counted_bars--;
   limit=Bars-counted_bars;

//---- indicator calculation
   for(i=limit; i>=0; i--)
      {
      x1[i]=iCustom(NULL,0,"Trend_CF",0,i);      
      e1 = w1*x1[i] + w2*e1;
      e2 = w1*e1 + w2*e2;
      e3 = w1*e2 + w2*e3;
      e4 = w1*e3 + w2*e4;
      e5 = w1*e4 + w2*e5;
      e6 = w1*e5 + w2*e6;
      
      x2[i]=iCustom(NULL,0,"Trend_CF",1,i);
      ee1 = w1*x2[i] + w2*ee1;
      ee2 = w1*ee1 + w2*ee2;
      ee3 = w1*ee2 + w2*ee3;
      ee4 = w1*ee3 + w2*ee4;
      ee5 = w1*ee4 + w2*ee5;
      ee6 = w1*ee5 + w2*ee6;
   
      t1[i]=c1*e6 + c2*e5 + c3*e4 + c4*e3;
      t2[i]=c1*ee6 + c2*ee5 + c3*ee4 + c4*ee3;
      
      t3[i]=t1[i]-t2[i];
      t4[i]=t3[i];
      }
//----
   return(0);
   }
//+------------------------------------------------------------------+

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