new files added

2026-08-15 21:38:07 +00:00 · 2026-01-17 15:07:43 +01:00
parent f519b265f6
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+//+------------------------------------------------------------------+
+//|                               Laguerre_Stoch_Slow_Calculator.mqh |
+//|      Laguerre Stochastic Slow: Smoothed version of Fast Stoch.   |
+//|                                        Copyright 2026, xxxxxxxx  |
+//+------------------------------------------------------------------+
+#property copyright "Copyright 2026, xxxxxxxx"
+
+#include <MyIncludes\Laguerre_Engine.mqh>
+#include <MyIncludes\MovingAverage_Engine.mqh>
+
+//+==================================================================+
+//|           CLASS 1: CLaguerreStochSlowCalculator (Base)           |
+//+==================================================================+
+class CLaguerreStochSlowCalculator
+  {
+protected:
+   //--- Composition
+   CLaguerreEngine          *m_laguerre_engine;
+   CMovingAverageCalculator m_slowing_engine; // For Raw %K -> Slow %K
+   CMovingAverageCalculator m_signal_engine;  // For Slow %K -> Signal %D
+
+   //--- Internal Buffers
+   double            m_raw_k[]; // Intermediate buffer for Fast %K
+
+   virtual void      CreateEngines(void);
+
+public:
+                     CLaguerreStochSlowCalculator(void);
+   virtual          ~CLaguerreStochSlowCalculator(void);
+
+   bool              Init(double gamma, int slowing_period, ENUM_MA_TYPE slowing_method, int signal_period, ENUM_MA_TYPE signal_method);
+
+   void              Calculate(int rates_total, int prev_calculated, ENUM_APPLIED_PRICE price_type, const double &open[], const double &high[], const double &low[], const double &close[],
+                               double &slow_k_buffer[], double &signal_d_buffer[]);
+  };
+
+//+------------------------------------------------------------------+
+//| Constructor                                                      |
+//+------------------------------------------------------------------+
+CLaguerreStochSlowCalculator::CLaguerreStochSlowCalculator(void)
+  {
+   m_laguerre_engine = NULL;
+  }
+
+//+------------------------------------------------------------------+
+//| Destructor                                                       |
+//+------------------------------------------------------------------+
+CLaguerreStochSlowCalculator::~CLaguerreStochSlowCalculator(void)
+  {
+   if(CheckPointer(m_laguerre_engine) != POINTER_INVALID)
+      delete m_laguerre_engine;
+  }
+
+//+------------------------------------------------------------------+
+//| Factory Method                                                   |
+//+------------------------------------------------------------------+
+void CLaguerreStochSlowCalculator::CreateEngines(void)
+  {
+   m_laguerre_engine = new CLaguerreEngine();
+  }
+
+//+------------------------------------------------------------------+
+//| Init                                                             |
+//+------------------------------------------------------------------+
+bool CLaguerreStochSlowCalculator::Init(double gamma, int slowing_period, ENUM_MA_TYPE slowing_method, int signal_period, ENUM_MA_TYPE signal_method)
+  {
+   CreateEngines();
+
+   if(CheckPointer(m_laguerre_engine) == POINTER_INVALID || !m_laguerre_engine.Init(gamma, SOURCE_PRICE))
+      return false;
+
+   if(!m_slowing_engine.Init(slowing_period, slowing_method))
+      return false;
+
+   if(!m_signal_engine.Init(signal_period, signal_method))
+      return false;
+
+   return true;
+  }
+
+//+------------------------------------------------------------------+
+//| Main Calculation                                                 |
+//+------------------------------------------------------------------+
+void CLaguerreStochSlowCalculator::Calculate(int rates_total, int prev_calculated, ENUM_APPLIED_PRICE price_type, const double &open[], const double &high[], const double &low[], const double &close[],
+      double &slow_k_buffer[], double &signal_d_buffer[])
+  {
+   if(rates_total < 2)
+      return;
+
+//--- Resize Internal Buffer
+   if(ArraySize(m_raw_k) != rates_total)
+      ArrayResize(m_raw_k, rates_total);
+
+//--- 1. Calculate Laguerre Components
+   double dummy_filt[];
+   m_laguerre_engine.CalculateFilter(rates_total, prev_calculated, price_type, open, high, low, close, dummy_filt);
+
+//--- 2. Retrieve L0..L3 buffers
+   double L0[], L1[], L2[], L3[];
+   m_laguerre_engine.GetLBuffers(L0, L1, L2, L3);
+
+//--- 3. Calculate Raw %K (Incremental Loop)
+   int start_index = (prev_calculated > 0) ? prev_calculated - 1 : 0;
+
+   for(int i = start_index; i < rates_total; i++)
+     {
+      // Find Highest High and Lowest Low among L0..L3
+      double hh = MathMax(MathMax(L0[i], L1[i]), MathMax(L2[i], L3[i]));
+      double ll = MathMin(MathMin(L0[i], L1[i]), MathMin(L2[i], L3[i]));
+
+      double diff = hh - ll;
+
+      if(diff > 0)
+        {
+         // Standard formula: (Current - Low) / (High - Low)
+         m_raw_k[i] = ((L0[i] - ll) / diff) * 100.0;
+        }
+      else
+        {
+         m_raw_k[i] = (i > 0) ? m_raw_k[i-1] : 50.0;
+        }
+     }
+
+//--- 4. Calculate Slow %K (Smoothing Raw %K)
+// This is the main line of the indicator
+   m_slowing_engine.CalculateOnArray(rates_total, prev_calculated, m_raw_k, slow_k_buffer);
+
+//--- 5. Calculate Signal %D (Smoothing Slow %K)
+// The offset is the slowing period, as valid data starts after that
+   int signal_offset = m_slowing_engine.GetPeriod();
+   m_signal_engine.CalculateOnArray(rates_total, prev_calculated, slow_k_buffer, signal_d_buffer, signal_offset);
+  }
+
+//+==================================================================+
+//|           CLASS 2: CLaguerreStochSlowCalculator_HA               |
+//+==================================================================+
+class CLaguerreStochSlowCalculator_HA : public CLaguerreStochSlowCalculator
+  {
+protected:
+   virtual void      CreateEngines(void) override;
+  };
+
+//+------------------------------------------------------------------+
+//| Factory Override                                                 |
+//+------------------------------------------------------------------+
+void CLaguerreStochSlowCalculator_HA::CreateEngines(void)
+  {
+   m_laguerre_engine = new CLaguerreEngine_HA();
+  }
+//+------------------------------------------------------------------+