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refactor: Optimized for incremental calculation

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This commit is contained in:
Toh4iem9
2025-12-21 14:52:58 +01:00
parent 12ea6ace00
commit ab65b286bd
1 changed files with 25 additions and 9 deletions
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Indicators/MyIndicators/Authors/Ehlers/2_Oscillators/Gaussian_Momentum_Pro.mq5
+25 -9
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@@ -1,10 +1,9 @@
//+------------------------------------------------------------------+ //+------------------------------------------------------------------+
//| Gaussian_Momentum_Pro.mq5 | //| Gaussian_Momentum_Pro.mq5 |
//| Copyright 2025, xxxxxxxx| //| Copyright 2025, xxxxxxxx|
//| |
//+------------------------------------------------------------------+ //+------------------------------------------------------------------+
#property copyright "Copyright 2025, xxxxxxxx" #property copyright "Copyright 2025, xxxxxxxx"
#property version "1.10" // Refactored to use centralized enums #property version "2.00" // Optimized for incremental calculation
#property description "Gaussian-smoothed Momentum Oscillator based on Ehlers' concepts." #property description "Gaussian-smoothed Momentum Oscillator based on Ehlers' concepts."
#property indicator_separate_window #property indicator_separate_window
@@ -17,14 +16,13 @@
#property indicator_width1 1 #property indicator_width1 1
#property indicator_level1 0.0 #property indicator_level1 0.0
#property indicator_levelstyle STYLE_SOLID #property indicator_levelstyle STYLE_DOT
#property indicator_levelcolor clrGray
#include <MyIncludes\Gaussian_Filter_Calculator.mqh> #include <MyIncludes\Gaussian_Filter_Calculator.mqh>
//--- Input Parameters --- //--- Input Parameters ---
input int InpPeriod = 20; // Cutoff Period for the filter input int InpPeriod = 20; // Cutoff Period for the filter
input ENUM_CANDLE_SOURCE InpCandleSource = SOURCE_STD; input ENUM_APPLIED_PRICE_HA_ALL InpSourcePrice = PRICE_CLOSE_STD;
//--- Indicator Buffers --- //--- Indicator Buffers ---
double BufferMomentum[]; double BufferMomentum[];
@@ -38,7 +36,7 @@ int OnInit()
SetIndexBuffer(0, BufferMomentum, INDICATOR_DATA); SetIndexBuffer(0, BufferMomentum, INDICATOR_DATA);
ArraySetAsSeries(BufferMomentum, false); ArraySetAsSeries(BufferMomentum, false);
if(InpCandleSource == SOURCE_HA) if(InpSourcePrice <= PRICE_HA_CLOSE)
{ {
g_calculator = new CGaussianFilterCalculator_HA(); g_calculator = new CGaussianFilterCalculator_HA();
IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("G-Mom HA(%d)", InpPeriod)); IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("G-Mom HA(%d)", InpPeriod));
@@ -49,6 +47,7 @@ int OnInit()
IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("G-Mom(%d)", InpPeriod)); IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("G-Mom(%d)", InpPeriod));
} }
// Initialize with SOURCE_MOMENTUM mode
if(CheckPointer(g_calculator) == POINTER_INVALID || !g_calculator.Init(InpPeriod, SOURCE_MOMENTUM)) if(CheckPointer(g_calculator) == POINTER_INVALID || !g_calculator.Init(InpPeriod, SOURCE_MOMENTUM))
{ {
Print("Failed to initialize Gaussian Momentum Calculator."); Print("Failed to initialize Gaussian Momentum Calculator.");
@@ -69,12 +68,29 @@ void OnDeinit(const int reason)
} }
//+------------------------------------------------------------------+ //+------------------------------------------------------------------+
int OnCalculate(const int rates_total, const int, const datetime&[], const double &open[], const double &high[], const double &low[], const double &close[], const long&[], const long&[], const int&[]) int OnCalculate(const int rates_total,
const int prev_calculated,
const datetime &time[],
const double &open[],
const double &high[],
const double &low[],
const double &close[],
const long &tick_volume[],
const long &volume[],
const int &spread[])
{ {
if(CheckPointer(g_calculator) == POINTER_INVALID) if(CheckPointer(g_calculator) == POINTER_INVALID)
return 0; return 0;
g_calculator.Calculate(rates_total, PRICE_CLOSE, open, high, low, close, BufferMomentum); ENUM_APPLIED_PRICE price_type;
if(InpSourcePrice <= PRICE_HA_CLOSE)
price_type = (ENUM_APPLIED_PRICE)(-(int)InpSourcePrice);
else
price_type = (ENUM_APPLIED_PRICE)InpSourcePrice;
// Delegate calculation with incremental optimization
g_calculator.Calculate(rates_total, prev_calculated, price_type, open, high, low, close, BufferMomentum);
return(rates_total); return(rates_total);
} }
//+------------------------------------------------------------------+ //+------------------------------------------------------------------+