Hulls Roar
With the assistance of the Amibroker data feed, Hulls Roar indicators become pivotal in identifying market volatility and trend strength. Developing an Amibroker AFL around this indicator helps traders gauge market conditions for more informed trade executions.
/Enter = 30; //Define values used to turn indicator On and OFF
Exit = 20;
TimeFrameSet(inWeekly);
ROAR = int(5200 * LinRegSlope(Close,26)/LinearReg(Close,26));
roar30 = int(LinearReg(roar, 5)); // smooth for values over 30 by using nested linear regression
RAW = ROAR; // uncorrected value
for (i = 1; i < BarCount; i++ )
{
if (ROAR[i] >= Enter AND roar30[i] >= Enter) // smooth values over 30
ROAR[i] = roar30[i];
if (ROAR[i] < Exit) // if below Exit value
ROAR[i] = 0; // then set to zero
if (ROAR[i] < Enter AND ROAR[i-1] == 0) // and hold at zero until it rises above Enter value
ROAR[i] = 0;
}
TimeFrameRestore();
Plot(ROAR,"ROAR",colorBlue,1); // plot switched ROAR
ROAR = TimeFrameExpand(ROAR,inWeekly);
Plot(RAW,"RAW",colorPink,1); // also plot unswitched if desired
Plot(Enter,"",colorGreen,1); // show switching levels
Plot(Exit,"",colorRed,1);