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refactor: Optimized for incremental calculation

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This commit is contained in:
Toh4iem9
2025-12-01 18:52:14 +01:00
parent f9f067ce94
commit c38bb62182
1 changed files with 5 additions and 10 deletions
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Indicators/MyIndicators/MACD_Pro.mq5
+5 -10
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@@ -1,11 +1,9 @@
//+------------------------------------------------------------------+ //+------------------------------------------------------------------+
//| MACD_Pro.mq5 | //| MACD_Pro.mq5 |
//| Copyright 2025, xxxxxxxx| //| Copyright 2025, xxxxxxxx|
//| |
//+------------------------------------------------------------------+ //+------------------------------------------------------------------+
#property copyright "Copyright 2025, xxxxxxxx" #property copyright "Copyright 2025, xxxxxxxx"
#property link "" #property version "9.10" // Optimized for incremental calculation
#property version "9.00"
#property description "Professional MACD with selectable MA types and price source" #property description "Professional MACD with selectable MA types and price source"
#property description "(Standard and Heikin Ashi)." #property description "(Standard and Heikin Ashi)."
@@ -109,10 +107,10 @@ void OnDeinit(const int reason)
} }
//+------------------------------------------------------------------+ //+------------------------------------------------------------------+
//| Custom indicator calculation function. | //| Custom indicator calculation function |
//+------------------------------------------------------------------+ //+------------------------------------------------------------------+
int OnCalculate(const int rates_total, int OnCalculate(const int rates_total,
const int prev_calculated, const int prev_calculated, // <--- Now used!
const datetime &time[], const datetime &time[],
const double &open[], const double &open[],
const double &high[], const double &high[],
@@ -122,21 +120,18 @@ int OnCalculate(const int rates_total,
const long &volume[], const long &volume[],
const int &spread[]) const int &spread[])
{ {
//--- Ensure the calculator object is valid
if(CheckPointer(g_calculator) == POINTER_INVALID) if(CheckPointer(g_calculator) == POINTER_INVALID)
return 0; return 0;
//--- Convert our custom enum to the standard ENUM_APPLIED_PRICE
ENUM_APPLIED_PRICE price_type; ENUM_APPLIED_PRICE price_type;
if(InpSourcePrice <= PRICE_HA_CLOSE) if(InpSourcePrice <= PRICE_HA_CLOSE)
price_type = (ENUM_APPLIED_PRICE)(-(int)InpSourcePrice); price_type = (ENUM_APPLIED_PRICE)(-(int)InpSourcePrice);
else else
price_type = (ENUM_APPLIED_PRICE)InpSourcePrice; price_type = (ENUM_APPLIED_PRICE)InpSourcePrice;
//--- Delegate the entire calculation to our calculator object //--- Delegate calculation with prev_calculated optimization
g_calculator.Calculate(rates_total, open, high, low, close, price_type, BufferMACDLine, BufferSignalLine, BufferMACD_Histogram); g_calculator.Calculate(rates_total, prev_calculated, open, high, low, close, price_type, BufferMACDLine, BufferSignalLine, BufferMACD_Histogram);
//--- Return rates_total for a full recalculation, ensuring stability
return(rates_total); return(rates_total);
} }
//+------------------------------------------------------------------+ //+------------------------------------------------------------------+