//+------------------------------------------------------------------+
//| 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 Lime
//---- indicator parameters
extern int Periods = 8; //12
extern double VolumeFactor = 0.7; //0.8
//---- 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,STYLE_SOLID,12);
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_bars0) 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;
*/
//+------------------------------------------------------------------+
请牛版帮忙改成多周期的谢谢.! |