Indicators Used
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T3_clean
//+------------------------------------------------------------------+
//| T3 clean.mq4 |
//| mladen |
//+------------------------------------------------------------------+
#property copyright "mladen"
#property link "mladenfx@gmail.com"
#property indicator_chart_window
#property indicator_buffers 1
#property indicator_color1 Red
#property indicator_width1 2
//
//
//
//
//
extern int T3Period = 14;
extern int T3Price = PRICE_CLOSE;
extern double b = 0.618;
extern string TimeFrame = "current time frame";
//
//
//
//
//
double t3Array[];
double ae1[];
double ae2[];
double ae3[];
double ae4[];
double ae5[];
double ae6[];
//
//
//
//
//
int timeFrame;
string IndicatorFileName;
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
int init()
{
IndicatorBuffers(7);
SetIndexBuffer(0,t3Array);
SetIndexBuffer(1,ae1);
SetIndexBuffer(2,ae2);
SetIndexBuffer(3,ae3);
SetIndexBuffer(4,ae4);
SetIndexBuffer(5,ae5);
SetIndexBuffer(6,ae6);
//
//
//
//
//
//
timeFrame = stringToTimeFrame(TimeFrame);
IndicatorShortName("T3 Moving Average "+TimeFrameToString(timeFrame)+"("+T3Period+")");
IndicatorFileName = WindowExpertName();
return(0);
}
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
int start()
{
int counted_bars=IndicatorCounted();
int i,limit;
if(counted_bars<0) return(-1);
if(counted_bars>0) counted_bars--;
limit=Bars-counted_bars;
//
//
//
//
//
if (timeFrame != Period())
{
datetime TimeArray[];
limit = MathMax(limit,timeFrame/Period());
ArrayCopySeries(TimeArray ,MODE_TIME ,NULL,timeFrame);
//
//
//
//
//
for(i=0,int y=0; i<limit; i++)
{
if(Time[i]<TimeArray[y]) y++;
t3Array[i] = iCustom(NULL,timeFrame,IndicatorFileName,T3Period,T3Price,b,0,y);
}
return(0);
}
//
//
//
//
//
CalculateT3(limit,T3Period,T3Price);
return(0);
}
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
//
//
//
//
//
int t3.period;
double e1,e2,e3,e4,e5,e6;
double c1,c2,c3,c4;
double w1,w2,b2,b3;
//
//
//
//
//
double CalculateT3(int limit,int period,int priceType)
{
if (t3.period != period)
{
t3.period = period;
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);
w1 = 2 / (2 + 0.5*(MathMax(1,period)-1));
w2 = 1 - w1;
}
//
//
//
//
//
for(int i=limit; i>=0; i--)
{
double price = iMA(NULL,0,1,0,MODE_SMA,priceType,i);
e1 = w1*price + w2*ae1[i+1];
e2 = w1*e1 + w2*ae2[i+1];
e3 = w1*e2 + w2*ae3[i+1];
e4 = w1*e3 + w2*ae4[i+1];
e5 = w1*e4 + w2*ae5[i+1];
e6 = w1*e5 + w2*ae6[i+1];
t3Array[i]=c1*e6 + c2*e5 + c3*e4 + c4*e3;
ae1[i] = e1;
ae2[i] = e2;
ae3[i] = e3;
ae4[i] = e4;
ae5[i] = e5;
ae6[i] = e6;
}
}
//+------------------------------------------------------------------+
//|
//+------------------------------------------------------------------+
//
//
//
//
//
int stringToTimeFrame(string tfs)
{
int tf=0;
tfs = StringTrimLeft(StringTrimRight(StringUpperCase(tfs)));
if (tfs=="M1" || tfs=="1") tf=PERIOD_M1;
if (tfs=="M5" || tfs=="5") tf=PERIOD_M5;
if (tfs=="M15"|| tfs=="15") tf=PERIOD_M15;
if (tfs=="M30"|| tfs=="30") tf=PERIOD_M30;
if (tfs=="H1" || tfs=="60") tf=PERIOD_H1;
if (tfs=="H4" || tfs=="240") tf=PERIOD_H4;
if (tfs=="D1" || tfs=="1440") tf=PERIOD_D1;
if (tfs=="W1" || tfs=="10080") tf=PERIOD_W1;
if (tfs=="MN" || tfs=="43200") tf=PERIOD_MN1;
if (tf<Period()) tf=Period();
return(tf);
}
string TimeFrameToString(int tf)
{
string tfs="";
if (tf!=Period())
switch(tf) {
case PERIOD_M1: tfs="M1" ; break;
case PERIOD_M5: tfs="M5" ; break;
case PERIOD_M15: tfs="M15" ; break;
case PERIOD_M30: tfs="M30" ; break;
case PERIOD_H1: tfs="H1" ; break;
case PERIOD_H4: tfs="H4" ; break;
case PERIOD_D1: tfs="D1" ; break;
case PERIOD_W1: tfs="W1" ; break;
case PERIOD_MN1: tfs="MN1";
}
return(tfs);
}
//
//
//
//
//
string StringUpperCase(string str)
{
string s = str;
int lenght = StringLen(str) - 1;
int char;
while(lenght >= 0)
{
char = StringGetChar(s, lenght);
//
//
//
//
//
if((char > 96 && char < 123) || (char > 223 && char < 256))
s = StringSetChar(s, lenght, char - 32);
else
if(char > -33 && char < 0)
s = StringSetChar(s, lenght, char + 224);
lenght--;
}
//
//
//
//
//
return(s);
}
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