//+------------------------------------------------------------------+ //| t3_ADX_PlusDi_MinusDi_Burst.mq4 | //| Copyright 2005, F DCG | //| http://www.metaquotes.net | //+------------------------------------------------------------------+ #property copyright "Copyright 2005, F Da Costa Gomez" #property link "http://www.metaquotes.net" #property indicator_separate_window #property indicator_buffers 2 #property indicator_color1 Red #property indicator_color2 Lime //---- input parameters extern int t3_period=24; extern double b=0.618; extern int ADX_Period=1; //---- buffers double ExtMapBuffer1[]; double ExtMapBuffer2[]; //---- Internal variables double t3, t32; double plusdi, minusdi; double b2,b3; double c1,c2,c3,c4; double e1,e2,e3,e4,e5,e6; double M1,M2,n,P1,P2,w1,w2; double ae1,ae2,ae3,ae4,ae5,ae6; int shift; //+------------------------------------------------------------------+ //| Custom indicator initialization function | //+------------------------------------------------------------------+ int init() { //---- indicators IndicatorBuffers(2); SetIndexStyle(0,DRAW_LINE); SetIndexStyle(1,DRAW_LINE); if ( !SetIndexBuffer(0, ExtMapBuffer1) && !SetIndexBuffer(1, ExtMapBuffer2) ) { Print("Cannot create indicator buffers"); } //----- variables b2=b*b; b3=b2*b; c1=-b3; c2=(3*(b2+b3)); c3=-3*(2*b2+b+b3); c4=(1+3*b+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 deinitialization function | //+------------------------------------------------------------------+ int deinit() { //---- //---- return; } //+------------------------------------------------------------------+ //| Custom indicator iteration function | //+------------------------------------------------------------------+ int start() { int limit; int counted_bars=IndicatorCounted(); if (counted_bars<0) return(-1); if (counted_bars==0) { // 2b used for 1st round processing } if (counted_bars > 0) counted_bars--; else counted_bars=1; limit = Bars - counted_bars; for (shift=limit; shift>=0; shift--) { P1=iADX(NULL, 0, ADX_Period, PRICE_CLOSE, MODE_PLUSDI, shift); P2=iADX(NULL, 0, ADX_Period, PRICE_CLOSE, MODE_PLUSDI, shift+1); plusdi= P1-P2; e1 = w1*plusdi + 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; t3 = c1*e6 + c2*e5 + c3*e4 + c4*e3; ExtMapBuffer1[shift]=t3; M1=iADX(NULL, 0, ADX_Period,PRICE_CLOSE,MODE_MINUSDI,shift); M2=iADX(NULL, 0, ADX_Period,PRICE_CLOSE,MODE_MINUSDI,shift+1); minusdi= M1-M2; ae1 = w1*minusdi + w2*ae1; ae2 = w1*ae1 + w2*ae2; ae3 = w1*ae2 + w2*ae3; ae4 = w1*ae3 + w2*ae4; ae5 = w1*ae4 + w2*ae5; ae6 = w1*ae5 + w2*ae6; t32 = c1*ae6 + c2*ae5 + c3*ae4 + c4*ae3; ExtMapBuffer2[shift]=t32; } //---- return; } //+------------------------------------------------------------------+