/// <summary> /// The PPO (Percentage Price Oscillator) is based on two moving averages expressed as a percentage. The PPO is found by subtracting the longer MA from the shorter MA and then dividing the difference by the longer MA. /// </summary> /// <returns></returns> public PPO PPO(Data.IDataSeries input, int fast, int slow, int smooth) { if (cachePPO != null) { for (int idx = 0; idx < cachePPO.Length; idx++) { if (cachePPO[idx].Fast == fast && cachePPO[idx].Slow == slow && cachePPO[idx].Smooth == smooth && cachePPO[idx].EqualsInput(input)) { return(cachePPO[idx]); } } } lock (checkPPO) { checkPPO.Fast = fast; fast = checkPPO.Fast; checkPPO.Slow = slow; slow = checkPPO.Slow; checkPPO.Smooth = smooth; smooth = checkPPO.Smooth; if (cachePPO != null) { for (int idx = 0; idx < cachePPO.Length; idx++) { if (cachePPO[idx].Fast == fast && cachePPO[idx].Slow == slow && cachePPO[idx].Smooth == smooth && cachePPO[idx].EqualsInput(input)) { return(cachePPO[idx]); } } } PPO indicator = new PPO(); indicator.BarsRequired = BarsRequired; indicator.CalculateOnBarClose = CalculateOnBarClose; #if NT7 indicator.ForceMaximumBarsLookBack256 = ForceMaximumBarsLookBack256; indicator.MaximumBarsLookBack = MaximumBarsLookBack; #endif indicator.Input = input; indicator.Fast = fast; indicator.Slow = slow; indicator.Smooth = smooth; Indicators.Add(indicator); indicator.SetUp(); PPO[] tmp = new PPO[cachePPO == null ? 1 : cachePPO.Length + 1]; if (cachePPO != null) { cachePPO.CopyTo(tmp, 0); } tmp[tmp.Length - 1] = indicator; cachePPO = tmp; return(indicator); } }
/// <summary> /// The PPO (Percentage Price Oscillator) is based on two moving averages expressed as a percentage. The PPO is found by subtracting the longer MA from the shorter MA and then dividing the difference by the longer MA. /// </summary> /// <returns></returns> public PPO PPO(Data.IDataSeries input, int fast, int slow, int smooth) { if (cachePPO != null) for (int idx = 0; idx < cachePPO.Length; idx++) if (cachePPO[idx].Fast == fast && cachePPO[idx].Slow == slow && cachePPO[idx].Smooth == smooth && cachePPO[idx].EqualsInput(input)) return cachePPO[idx]; lock (checkPPO) { checkPPO.Fast = fast; fast = checkPPO.Fast; checkPPO.Slow = slow; slow = checkPPO.Slow; checkPPO.Smooth = smooth; smooth = checkPPO.Smooth; if (cachePPO != null) for (int idx = 0; idx < cachePPO.Length; idx++) if (cachePPO[idx].Fast == fast && cachePPO[idx].Slow == slow && cachePPO[idx].Smooth == smooth && cachePPO[idx].EqualsInput(input)) return cachePPO[idx]; PPO indicator = new PPO(); indicator.BarsRequired = BarsRequired; indicator.CalculateOnBarClose = CalculateOnBarClose; #if NT7 indicator.ForceMaximumBarsLookBack256 = ForceMaximumBarsLookBack256; indicator.MaximumBarsLookBack = MaximumBarsLookBack; #endif indicator.Input = input; indicator.Fast = fast; indicator.Slow = slow; indicator.Smooth = smooth; Indicators.Add(indicator); indicator.SetUp(); PPO[] tmp = new PPO[cachePPO == null ? 1 : cachePPO.Length + 1]; if (cachePPO != null) cachePPO.CopyTo(tmp, 0); tmp[tmp.Length - 1] = indicator; cachePPO = tmp; return indicator; } }