//+------------------------------------------------------------------+
//| linreg.mq4 |
#property indicator_chart_window
#property indicator_buffers 1
extern int LRPeriod=60;
double ind_buffer[], Slope_buffer[] ;
double Slope=0;
int init()
{
return(0);
}
int start()
{
int limit, i;
int counted_bars=IndicatorCounted();
if(counted_bars<0) return(-1);
if(counted_bars>0) counted_bars--;
limit=Bars-counted_bars;
for(i=limit; i>=0; i--) {
ind_buffer[i]=linreg(LRPeriod,i);
Slope_buffer[i]= Slope ;
}
return(Slope);
}
//+------------------------------------------------------------------+
double linreg(int p,int i)
{
double SumY=0;
double Sum1=0;
double c;
for (int x=0; x<=p-1;x++) {
c=Close[x+i];
SumY+=c;
Sum1+=x*c; }
double SumBars=p*(p-1)*0.5;
double SumSqrBars=(p-1)*p*(2*p-1)/6;
double Sum2=SumBars*SumY;
double Num1=p*Sum1-Sum2;
double Num2=SumBars*SumBars-p*SumSqrBars;
if(Num2!=0) Slope=Num1/Num2;
else Slope=0;
double Intercept=(SumY-Slope*SumBars)/p;
double linregval=Intercept+Slope*(p-1);
return(linregval);
}
Sample
Analysis
Market Information Used:
Series array that contains close prices for each bar
Indicator Curves created:
Indicators Used:
Custom Indicators Used:
Order Management characteristics:
Other Features: