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2011.12.29 09:57

# IncEROnArray - library for MetaTrader 5

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CEROnArray class is designed to calculate the Efficiency Ratio (ER) used in the Adaptive Moving Average (AMA).

Usage:

Init() method with the following parameter is called in the OnInit() function:

• int aPeriod - efficiency ratio calculation period.

Solve() method with the following parameters is called in the OnCalculate() function:

• const int aRatesTotal - is a rates_total variable from the OnCalculate() function parameters;
• const int aPrevCalc - prev_calculated variable from the OnCalculate() function;
• double aData[] -  data buffer for the indicator calculation;
• double aER[] - the buffer with the calculated value.

Additional methods:

• int BarsRequired() - returns the minimum number of bars for the indicator calculation;
• string Name() - returns the line with the indicator name.

Test_EROnArray.mq5 is a sample indicator showing CEROnArray class application. IncEROnArray file must be placed to MQL5\Include\IncOnArray of the terminal data folder (IncOnArray folder must be created).

Translated from Russian by MetaQuotes Software Corp.
Original code: https://www.mql5.com/ru/code/631

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