T3MA

//+------------------------------------------------------------------+
//|                                                         T3MA.mq4 |
//|                                     Copyright © 2005, Nick Bilak |
//|                                        http://www.forex-tsd.com/ |
//|                                modified for VolumeFactor by: ben |
//|                                                  thanks to Bilak |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2005, Nick Bilak"
#property link      "http://www.forex-tsd.com/"

//---- indicator settings
#property  indicator_chart_window
#property  indicator_buffers 1
#property  indicator_color1  Olive
//---- indicator parameters
extern string note1 = "Moving Average";
extern int Periods         = 3; //12 
extern double VolumeFactor = 0.7; //0.8
extern string note4 = "change color in the Colors area too";
extern color MAcolor1 = Olive;
extern string note5 = "Display the info in what corner?";
extern string note6 = "Upper left=0; Upper right=1";
extern string note7 = "Lower left=2; Lower right=3";
extern int    WhatCorner=1;
extern string note8 = "Y distance; add 10 to each MA";
extern int    ydistance1=10;
//---- indicator buffers
double e1[];
double e2[];
double e3[];
double e4[];
double e5[];
double e6[];
double e7[];
string objectma1;
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
string IntToStr(int X)
  {
    return (DoubleToStr(X, 0));
  }
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int init()
  {
   int    ydistance2;
   IndicatorBuffers(7);
//---- drawing settings
   SetIndexStyle(0,DRAW_LINE,STYLE_SOLID);
   SetIndexDrawBegin(0,Periods);
   if(
   	!SetIndexBuffer(0,e7) &&
      !SetIndexBuffer(1,e2) &&
      !SetIndexBuffer(2,e3) &&
      !SetIndexBuffer(3,e4) &&
      !SetIndexBuffer(4,e5) &&
      !SetIndexBuffer(5,e6) &&
   	!SetIndexBuffer(6,e1)
      )
      Print("cannot set indicator buffers!");
//---- name for DataWindow and indicator subwindow label
   IndicatorShortName("T3MA("+Periods+")");
//---- initialization done
   if ((WhatCorner == 2) || (WhatCorner == 3))
      {
      ydistance2 = 50+ydistance1;
      }
    else
      {
      ydistance1 = 20+ydistance1;
      }
   objectma1 = "banzaiT3"+IntToStr(Periods);  
   ObjectCreate(objectma1, OBJ_LABEL, 0, 0, 0);
   ObjectSetText(objectma1, "T3 ("+Periods+")", 8, "Arial", MAcolor1);
   ObjectSet(objectma1, OBJPROP_CORNER, WhatCorner); 
   ObjectSet(objectma1, OBJPROP_XDISTANCE, 2);
   ObjectSet(objectma1, OBJPROP_YDISTANCE, ydistance1);
   return(0);
   
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
int deinit()
  {
  ObjectDelete(objectma1);  
  return(0);
  }
//+------------------------------------------------------------------+
//| Moving Average of Oscillator                                     |
//+------------------------------------------------------------------+
int start()
  {
   int i,limit;
   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-Periods-1-counted_bars;
   limit=Bars-counted_bars;
//---- main loop
   for(i=limit; i>=0; i--) 
   {
   	e1[i]=iMA(NULL,0,Periods,0,MODE_EMA,PRICE_CLOSE,i);
   }
   for(i=limit; i>=0; i--) 
   {
   	e2[i]=iMAOnArray(e1,0,Periods,0,MODE_EMA,i);
   }
   for(i=limit; i>=0; i--) 
   {
   	e3[i]=iMAOnArray(e2,0,Periods,0,MODE_EMA,i);
   }
   for(i=limit; i>=0; i--) 
   {
   	e4[i]=iMAOnArray(e3,0,Periods,0,MODE_EMA,i);
   }
   for(i=limit; i>=0; i--) 
   {
   	e5[i]=iMAOnArray(e4,0,Periods,0,MODE_EMA,i);
   }
   
	double a= VolumeFactor; //0.8;
	double c1=-a*a*a;
	double c2=3*a*a+3*a*a*a;
	double c3=-6*a*a-3*a-3*a*a*a;
	double c4=1+3*a+a*a*a+3*a*a;
	//T3MA=c1*e6+c2*e5+c3*e4+c4*e3;
   for(i=limit; i>=0; i--) 
   {
   	e6[i]=iMAOnArray(e5,0,Periods,0,MODE_EMA,i);
   	e7[i]=c1*e6[i]+c2*e5[i]+c3*e4[i]+c4*e3[i];
   }
//---- done
   return(0);
  }
/*
e1:= Mov(Pr,tPr,mt);
e2:= Mov(e1,tPr,mt);
e3:= Mov(e2,tPr,mt);
e4:= Mov(e3,tPr,mt);
e5:= Mov(e4,tPr,mt);
e6:= Mov(e5,tPr,mt);
c1:= -b*b*b;
c2:= 3*b*b+3*b*b*b;
c3:= -6*b*b-3*b-3*b*b*b;
c4:= 1+3*b+b*b*b+3*b*b;
T3MA:= c1*e6+c2*e5+c3*e4+c4*e3;
*/  
//+------------------------------------------------------------------+