/// <summary> /// Double Exponential Moving Average /// </summary> /// <returns></returns> public DEMA DEMA(Data.IDataSeries input, int period) { if (cacheDEMA != null) { for (int idx = 0; idx < cacheDEMA.Length; idx++) { if (cacheDEMA[idx].Period == period && cacheDEMA[idx].EqualsInput(input)) { return(cacheDEMA[idx]); } } } lock (checkDEMA) { checkDEMA.Period = period; period = checkDEMA.Period; if (cacheDEMA != null) { for (int idx = 0; idx < cacheDEMA.Length; idx++) { if (cacheDEMA[idx].Period == period && cacheDEMA[idx].EqualsInput(input)) { return(cacheDEMA[idx]); } } } DEMA indicator = new DEMA(); indicator.BarsRequired = BarsRequired; indicator.CalculateOnBarClose = CalculateOnBarClose; #if NT7 indicator.ForceMaximumBarsLookBack256 = ForceMaximumBarsLookBack256; indicator.MaximumBarsLookBack = MaximumBarsLookBack; #endif indicator.Input = input; indicator.Period = period; Indicators.Add(indicator); indicator.SetUp(); DEMA[] tmp = new DEMA[cacheDEMA == null ? 1 : cacheDEMA.Length + 1]; if (cacheDEMA != null) { cacheDEMA.CopyTo(tmp, 0); } tmp[tmp.Length - 1] = indicator; cacheDEMA = tmp; return(indicator); } }
/// <summary> /// Double Exponential Moving Average /// </summary> /// <returns></returns> public DEMA DEMA(Data.IDataSeries input, int period) { if (cacheDEMA != null) for (int idx = 0; idx < cacheDEMA.Length; idx++) if (cacheDEMA[idx].Period == period && cacheDEMA[idx].EqualsInput(input)) return cacheDEMA[idx]; lock (checkDEMA) { checkDEMA.Period = period; period = checkDEMA.Period; if (cacheDEMA != null) for (int idx = 0; idx < cacheDEMA.Length; idx++) if (cacheDEMA[idx].Period == period && cacheDEMA[idx].EqualsInput(input)) return cacheDEMA[idx]; DEMA indicator = new DEMA(); indicator.BarsRequired = BarsRequired; indicator.CalculateOnBarClose = CalculateOnBarClose; #if NT7 indicator.ForceMaximumBarsLookBack256 = ForceMaximumBarsLookBack256; indicator.MaximumBarsLookBack = MaximumBarsLookBack; #endif indicator.Input = input; indicator.Period = period; Indicators.Add(indicator); indicator.SetUp(); DEMA[] tmp = new DEMA[cacheDEMA == null ? 1 : cacheDEMA.Length + 1]; if (cacheDEMA != null) cacheDEMA.CopyTo(tmp, 0); tmp[tmp.Length - 1] = indicator; cacheDEMA = tmp; return indicator; } }