//+------------------------------------------------------------------+
//| forecast osc.mq4 |
//| Copyright © 2005, Nick Bilak, beluck[AT]gmail.com |
//| http://metatrader.50webs.com/ |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2005, Nick Bilak"
#property link "http://metatrader.50webs.com/"
//----
#property indicator_separate_window
#property indicator_buffers 4
#property indicator_level1 0
#property indicator_color1 SteelBlue
#property indicator_color2 Red
#property indicator_color3 White
#property indicator_color4 White
//---- input parameters
extern int regress=15;
extern int t3=3;
extern double b=0.7;
//---- buffers
double osc[];
double osct3[];
double hiSig[];
double loSig[];
//----
int shift,limit,length;
double b2,b3,c1,c2,c3,c4,w1,w2,n,WT,forecastosc,t3_fosc,sum,e1,e2,e3,e4,e5,e6,tmp,tmp2;
//+------------------------------------------------------------------+
//| Custom indicator initialization function |
//+------------------------------------------------------------------+
int init()
{
//---- indicators
//---- SetIndexStyle(0,DRAW_HISTOGRAM);
SetIndexStyle(0,DRAW_LINE);
SetIndexBuffer(0,osc);
SetIndexEmptyValue(0,0);
SetIndexStyle(1,DRAW_LINE);
SetIndexBuffer(1,osct3);
SetIndexStyle(2,DRAW_ARROW);
SetIndexBuffer(2,hiSig);
SetIndexEmptyValue(2,EMPTY_VALUE);
SetIndexArrow(2,159);
SetIndexStyle(3,DRAW_ARROW);
SetIndexBuffer(3,loSig);
SetIndexEmptyValue(3,EMPTY_VALUE);
SetIndexArrow(3,159);
//----
return(0);
}
//+------------------------------------------------------------------+
//| Custor indicator deinitialization function |
//+------------------------------------------------------------------+
int deinit()
{
return(0);
}
//+------------------------------------------------------------------+
//| Custom indicator iteration function |
//+------------------------------------------------------------------+
int start()
{
int counted_bars=IndicatorCounted();
//----
if (counted_bars<0) return(-1);
if (counted_bars>0) counted_bars--;
limit=Bars-31;
if(counted_bars>=31) limit=Bars-counted_bars+2;
for(shift=limit+30;shift>=0;shift--)
{
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;
//----
if (n<1) n=1;
n=1 + 0.5*(n-1);
w1=2/(n + 1);
w2=1 - w1;
//----
length=regress;
sum=0;
for(int i=length; i>0; i--)
{
tmp=length+1;
tmp=tmp/3;
tmp2=i;
tmp=tmp2 - tmp;
sum=sum + tmp*Close[shift+length-i];
}
tmp=length;
WT=sum*6/(tmp*(tmp+1));
//----
forecastosc=(Close[shift]-WT)/WT*100;
e1=w1*forecastosc + 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_fosc=c1*e6 + c2*e5 + c3*e4 + c4*e3;
osc[shift]=forecastosc;
osct3[shift]=t3_fosc;
//----
if (osc[shift+1] > osct3[shift+2] && osc[shift+2]<=osct3[shift+3] && osct3[shift+1]<0) loSig[shift+1]=t3_fosc-0.05;
if (osc[shift+1] < osct3[shift+2] && osc[shift+2]>=osct3[shift+3] && osct3[shift+1]>0) hiSig[shift+1]=t3_fosc+0.05;
}
return(0);
}
//+------------------------------------------------------------------+
Sample
Analysis
Market Information Used:
Series array that contains close prices for each bar
Indicator Curves created:
Implements a curve of type DRAW_LINE
Implements a curve of type DRAW_ARROW
Indicators Used:
Custom Indicators Used:
Order Management characteristics:
Other Features: