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refactor: Optimized for incremental calculation

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This commit is contained in:
Toh4iem9
2025-12-28 08:32:44 +01:00
parent da4a8b3cf7
commit 64531dcee0
1 changed files with 7 additions and 24 deletions
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Indicators/MyIndicators/Aroon_Pro.mq5
+7 -24
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@@ -1,19 +1,17 @@
//+------------------------------------------------------------------+
//| Aroon_Pro.mq5 |
//| Copyright 2025, xxxxxxxx|
//| |
//+------------------------------------------------------------------+
#property copyright "Copyright 2025, xxxxxxxx"
#property link ""
#property version "1.10" // Added fixed 0-100 scale
#property version "2.00" // Optimized for incremental calculation
#property description "Aroon indicator with selectable candle source (Standard or Heikin Ashi)."
//--- Indicator Window and Level Properties ---
#property indicator_separate_window
#property indicator_buffers 2
#property indicator_plots 2
#property indicator_minimum 0 // <-- FIX: Force the bottom of the scale to 0
#property indicator_maximum 105 // <-- FIX: Force the top of the scale to 105
#property indicator_minimum 0
#property indicator_maximum 105
#property indicator_level1 30.0
#property indicator_level2 50.0
#property indicator_level3 70.0
@@ -51,43 +49,35 @@ input ENUM_CANDLE_SOURCE InpCandleSource = CANDLE_STANDARD; // Candle source
double BufferAroonUp[];
double BufferAroonDown[];
//--- Global calculator object (as a base class pointer) ---
//--- Global calculator object ---
CAroonCalculator *g_calculator;
//+------------------------------------------------------------------+
//| Custom indicator initialization function. |
//+------------------------------------------------------------------+
int OnInit()
{
//--- Map the buffers
SetIndexBuffer(0, BufferAroonUp, INDICATOR_DATA);
SetIndexBuffer(1, BufferAroonDown, INDICATOR_DATA);
//--- Set all buffers as non-timeseries for stable calculation
ArraySetAsSeries(BufferAroonUp, false);
ArraySetAsSeries(BufferAroonDown, false);
//--- Dynamically create the appropriate calculator instance
switch(InpCandleSource)
{
case CANDLE_HEIKIN_ASHI:
g_calculator = new CAroonCalculator_HA();
IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("Aroon Pro HA(%d)", InpPeriodAroon));
break;
default: // CANDLE_STANDARD
default:
g_calculator = new CAroonCalculator();
IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("Aroon Pro(%d)", InpPeriodAroon));
break;
}
//--- Check if creation was successful and initialize
if(CheckPointer(g_calculator) == POINTER_INVALID || !g_calculator.Init(InpPeriodAroon))
{
Print("Failed to create or initialize Aroon Calculator object.");
return(INIT_FAILED);
}
//--- Set indicator properties
int period = g_calculator.GetPeriod();
IndicatorSetInteger(INDICATOR_DIGITS, 2);
PlotIndexSetInteger(0, PLOT_DRAW_BEGIN, period - 1);
@@ -96,18 +86,13 @@ int OnInit()
return(INIT_SUCCEEDED);
}
//+------------------------------------------------------------------+
//| Custom indicator deinitialization function. |
//+------------------------------------------------------------------+
void OnDeinit(const int reason)
{
//--- Free the calculator object to prevent memory leaks
if(CheckPointer(g_calculator) != POINTER_INVALID)
delete g_calculator;
}
//+------------------------------------------------------------------+
//| Custom indicator calculation function. |
//+------------------------------------------------------------------+
int OnCalculate(const int rates_total,
const int prev_calculated,
@@ -120,14 +105,12 @@ int OnCalculate(const int rates_total,
const long &volume[],
const int &spread[])
{
//--- Ensure the calculator object is valid
if(CheckPointer(g_calculator) == POINTER_INVALID)
return 0;
//--- Delegate the entire calculation to our calculator object
g_calculator.Calculate(rates_total, high, low, BufferAroonUp, BufferAroonDown);
// Delegate calculation with incremental optimization
g_calculator.Calculate(rates_total, prev_calculated, open, high, low, close, BufferAroonUp, BufferAroonDown);
//--- Return rates_total for a full recalculation, ensuring stability
return(rates_total);
}
//+------------------------------------------------------------------+