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refactor: Optimized for incremental calculation

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This commit is contained in:
Toh4iem9
2025-12-16 17:04:13 +01:00
parent ba93a8b05f
commit 0c689fe00d
1 changed files with 21 additions and 8 deletions
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Indicators/MyIndicators/VIDYA_Pro.mq5
+21 -8
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@@ -1,11 +1,9 @@
//+------------------------------------------------------------------+ //+------------------------------------------------------------------+
//| VIDYA_Pro.mq5 | //| VIDYA_Pro.mq5 |
//| Copyright 2025, xxxxxxxx| //| Copyright 2025, xxxxxxxx|
//| |
//+------------------------------------------------------------------+ //+------------------------------------------------------------------+
#property copyright "Copyright 2025, xxxxxxxx" #property copyright "Copyright 2025, xxxxxxxx"
#property link "" #property version "3.10" // Optimized for incremental calculation
#property version "2.00"
#property description "Professional Variable Index Dynamic Average (VIDYA) with selectable" #property description "Professional Variable Index Dynamic Average (VIDYA) with selectable"
#property description "price source (Standard and Heikin Ashi)." #property description "price source (Standard and Heikin Ashi)."
@@ -55,16 +53,31 @@ int OnInit()
void OnDeinit(const int reason) { if(CheckPointer(g_calculator) != POINTER_INVALID) delete g_calculator; } void OnDeinit(const int reason) { if(CheckPointer(g_calculator) != POINTER_INVALID) delete g_calculator; }
//+------------------------------------------------------------------+ //+------------------------------------------------------------------+
//| | //| Custom indicator calculation function |
//+------------------------------------------------------------------+ //+------------------------------------------------------------------+
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, // <--- Now used!
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;
ENUM_APPLIED_PRICE price_type = (InpSourcePrice <= PRICE_HA_CLOSE) ? (ENUM_APPLIED_PRICE)(-(int)InpSourcePrice) : (ENUM_APPLIED_PRICE)InpSourcePrice;
//--- This call automatically resolves to the single-buffer version --- ENUM_APPLIED_PRICE price_type;
g_calculator.Calculate(rates_total, price_type, open, high, low, close, BufferVIDYA); if(InpSourcePrice <= PRICE_HA_CLOSE)
price_type = (ENUM_APPLIED_PRICE)(-(int)InpSourcePrice);
else
price_type = (ENUM_APPLIED_PRICE)InpSourcePrice;
//--- Delegate calculation with prev_calculated optimization
g_calculator.Calculate(rates_total, prev_calculated, price_type, open, high, low, close, BufferVIDYA);
return(rates_total); return(rates_total);
} }
//+------------------------------------------------------------------+ //+------------------------------------------------------------------+