/*-----------------------------+ | | | Shared by www.Aptrafx.com | | | +------------------------------*/ //+------------------------------------------------------------------+ //| T3MA.mq4 | //| Copyright © 2005, Nick Bilak | //| http://www.forex-tsd.com/ | //+------------------------------------------------------------------+ #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 Aqua /* Overview T3 is an excellent data-fitting technique by Tim Tillson (cf. ``Smoothing Techniques For More Accurate Signals'' in Technical Analysis of Stocks and Commodities - January 1998) Calculation N is the Exponential Moving Average Period a is the amplification percentage of the filter's response to price movement (0 < a < 1) e1 = N-days EMA of Close Prices e2 = N-days EMA of e1 e3 = N-days EMA of e2 e4 = N-days EMA of e3 e5 = N-days EMA of e4 e6 = N-days EMA of e5 c1 = (-a)^3 c2 = 3 * a^2 c3 = - 6 * a^2 - 3 * a - 3 * a^3 c4 = 1 + 3 * a + a^3 + 3 * a^2 T3 = c1 * e6 + c2 * e5 + c3 * e4 + c4 * e3 Parameters The default values are : N = 5 a = 0.7 Examples GT::Indicators::T3->new() GT::Indicators::T3->new([5, 0.7]) */ //---- indicator parameters extern int Periods=12; //---- indicator buffers double e1[]; double e2[]; double e3[]; double e4[]; double e5[]; double e6[]; double e7[]; //+------------------------------------------------------------------+ //| Custom indicator initialization function | //+------------------------------------------------------------------+ int init() { IndicatorBuffers(7); //---- drawing settings SetIndexStyle(0,DRAW_LINE); 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 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; //---- 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=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); } //+------------------------------------------------------------------+
Sample
Analysis
Market Information Used:
Indicator Curves created:
Implements a curve of type DRAW_LINE
Indicators Used:
Moving average indicator
Custom Indicators Used:
Order Management characteristics:
Other Features: