395 lines
17 KiB
MQL5
395 lines
17 KiB
MQL5
//+------------------------------------------------------------------+
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//| SignalTRIX.mqh |
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//| Copyright 2000-2025, MetaQuotes Ltd. |
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//| https://www.mql5.com |
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//+------------------------------------------------------------------+
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#include <Expert\ExpertSignal.mqh>
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// wizard description start
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//+------------------------------------------------------------------+
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//| Description of the class |
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//| Title=Signals of oscillator 'Triple Exponential Average' |
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//| Type=SignalAdvanced |
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//| Name=Triple Exponential Average |
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//| ShortName=TriX |
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//| Class=CSignalTriX |
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//| Page=signal_trix |
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//| Parameter=PeriodTriX,int,14,Period of calculation |
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//| Parameter=Applied,ENUM_APPLIED_PRICE,PRICE_CLOSE,Prices series |
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//+------------------------------------------------------------------+
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// wizard description end
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//+------------------------------------------------------------------+
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//| Class CSignalTriX. |
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//| Purpose: Class of generator of trade signals based on |
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//| the 'Triple Exponential Average' oscillator. |
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//| Is derived from the CExpertSignal class. |
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//+------------------------------------------------------------------+
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class CSignalTriX : public CExpertSignal
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{
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protected:
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CiTriX m_trix; // object-oscillator
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//--- adjusted parameters
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int m_period_trix; // the "period of calculation" parameter of the oscillator
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ENUM_APPLIED_PRICE m_applied; // the "price series" parameter of the oscillator
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//--- "weights" of market models (0-100)
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int m_pattern_0; // model 0 "the oscillator has required direction"
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int m_pattern_1; // model 1 "reverse of the oscillator to required direction"
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int m_pattern_2; // model 2 "crossing of main line an the zero level"
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int m_pattern_3; // model 3 "divergence of the oscillator and price"
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//--- variables
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double m_extr_osc[10]; // array of values of extremums of the oscillator
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double m_extr_pr[10]; // array of values of the corresponding extremums of price
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int m_extr_pos[10]; // array of shifts of extremums (in bars)
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uint m_extr_map; // resulting bit-map of ratio of extremums of the oscillator and the price
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public:
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CSignalTriX(void);
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~CSignalTriX(void);
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//--- methods of setting adjustable parameters
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void PeriodTriX(int value) { m_period_trix=value; }
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void Applied(ENUM_APPLIED_PRICE value) { m_applied=value; }
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//--- methods of adjusting "weights" of market models
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void Pattern_0(int value) { m_pattern_0=value; }
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void Pattern_1(int value) { m_pattern_1=value; }
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void Pattern_2(int value) { m_pattern_2=value; }
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void Pattern_3(int value) { m_pattern_3=value; }
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//--- method of verification of settings
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virtual bool ValidationSettings(void);
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//--- method of creating the indicator and timeseries
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virtual bool InitIndicators(CIndicators *indicators);
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//--- methods of checking if the market models are formed
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virtual int LongCondition(void);
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virtual int ShortCondition(void);
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protected:
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//--- method of initialization of the oscillator
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bool InitTriX(CIndicators *indicators);
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//--- methods of getting data
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double TriX(int ind) { return(m_trix.Main(ind)); }
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double DiffTriX(int ind) { return(TriX(ind)-TriX(ind+1)); }
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int State(int ind);
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bool ExtState(int ind);
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bool CompareMaps(int map,int count,bool minimax=false,int start=0);
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};
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//+------------------------------------------------------------------+
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//| Constructor |
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//+------------------------------------------------------------------+
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CSignalTriX::CSignalTriX(void) : m_period_trix(12),
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m_applied(PRICE_CLOSE),
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m_pattern_0(20),
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m_pattern_1(80),
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m_pattern_2(100),
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m_pattern_3(70)
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{
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//--- initialization of protected data
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m_used_series=USE_SERIES_HIGH+USE_SERIES_LOW;
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}
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//+------------------------------------------------------------------+
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//| Destructor |
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//+------------------------------------------------------------------+
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CSignalTriX::~CSignalTriX(void)
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{
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}
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//+------------------------------------------------------------------+
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//| Validation settings protected data. |
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//+------------------------------------------------------------------+
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bool CSignalTriX::ValidationSettings(void)
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{
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if(!CExpertSignal::ValidationSettings())
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return(false);
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//---
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if(m_period_trix<=0)
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{
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printf(__FUNCTION__+": period must be greater than 0");
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return(false);
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}
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//--- ok
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return(true);
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}
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//+------------------------------------------------------------------+
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//| Create indicators. |
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//+------------------------------------------------------------------+
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bool CSignalTriX::InitIndicators(CIndicators *indicators)
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{
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//--- check pointer
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if(indicators==NULL)
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return(false);
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//--- initialization of indicators and timeseries of additional filters
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if(!CExpertSignal::InitIndicators(indicators))
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return(false);
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//--- create and initialize TriX oscilator
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if(!InitTriX(indicators))
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return(false);
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//--- ok
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return(true);
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}
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//+------------------------------------------------------------------+
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//| Initialize TriX oscillators. |
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//+------------------------------------------------------------------+
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bool CSignalTriX::InitTriX(CIndicators *indicators)
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{
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//--- check pointer
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if(indicators==NULL)
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return(false);
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//--- add object to collection
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if(!indicators.Add(GetPointer(m_trix)))
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{
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printf(__FUNCTION__+": error adding object");
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return(false);
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}
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//--- initialize object
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if(!m_trix.Create(m_symbol.Name(),m_period,m_period_trix,m_applied))
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{
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printf(__FUNCTION__+": error initializing object");
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return(false);
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}
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//--- ok
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return(true);
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}
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//+------------------------------------------------------------------+
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//| Check of the oscillator state. |
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//+------------------------------------------------------------------+
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int CSignalTriX::State(int ind)
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{
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int res=0;
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double var;
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//---
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for(int i=ind;;i++)
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{
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if(TriX(i+1)==EMPTY_VALUE)
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break;
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var=DiffTriX(i);
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if(res>0)
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{
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if(var<0)
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break;
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res++;
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continue;
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}
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if(res<0)
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{
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if(var>0)
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break;
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res--;
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continue;
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}
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if(var>0)
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res++;
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if(var<0)
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res--;
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}
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//---
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return(res);
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}
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//+------------------------------------------------------------------+
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//| Extended check of the oscillator state consists |
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//| in forming a bit-map according to certain rules, |
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//| which shows ratios of extremums of the oscillator and price. |
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//+------------------------------------------------------------------+
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bool CSignalTriX::ExtState(int ind)
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{
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//--- operation of this method results in a bit-map of extremums
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//--- practically, the bit-map of extremums is an "array" of 4-bit fields
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//--- each "element of the array" definitely describes the ratio
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//--- of current extremums of the oscillator and the price with previous ones
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//--- purpose of bits of an element of the analyzed bit-map
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//--- bit 3 - not used (always 0)
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//--- bit 2 - is equal to 1 if the current extremum of the oscillator is "more extreme" than the previous one
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//--- (a higher peak or a deeper valley), otherwise - 0
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//--- bit 1 - not used (always 0)
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//--- bit 0 - is equal to 1 if the current extremum of price is "more extreme" than the previous one
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//--- (a higher peak or a deeper valley), otherwise - 0
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//--- in addition to them, the following is formed:
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//--- array of values of extremums of the oscillator,
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//--- array of values of price extremums and
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//--- array of "distances" between extremums of the oscillator (in bars)
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//--- it should be noted that when using the results of the extended check of state,
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//--- you should consider, which extremum of the oscillator (peak or valley)
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//--- is the "reference point" (i.e. was detected first during the analysis)
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//--- if a peak is detected first then even elements of all arrays
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//--- will contain information about peaks, and odd elements will contain information about valleys
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//--- if a valley is detected first, then respectively in reverse
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int pos=ind,off,index;
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uint map; // intermediate bit-map for one extremum
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//---
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m_extr_map=0;
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for(int i=0;i<10;i++)
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{
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off=State(pos);
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if(off>0)
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{
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//--- minimum of the oscillator is detected
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pos+=off;
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m_extr_pos[i]=pos;
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m_extr_osc[i]=TriX(pos);
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if(i>1)
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{
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m_extr_pr[i]=m_low.MinValue(pos-2,5,index);
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//--- form the intermediate bit-map
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map=0;
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if(m_extr_pr[i-2]<m_extr_pr[i])
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map+=1; // set bit 0
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if(m_extr_osc[i-2]<m_extr_osc[i])
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map+=4; // set bit 2
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//--- add the result
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m_extr_map+=map<<(4*(i-2));
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}
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else
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m_extr_pr[i]=m_low.MinValue(pos-1,4,index);
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}
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else
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{
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//--- maximum of the oscillator is detected
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pos-=off;
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m_extr_pos[i]=pos;
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m_extr_osc[i]=TriX(pos);
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if(i>1)
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{
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m_extr_pr[i]=m_high.MaxValue(pos-2,5,index);
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//--- form the intermediate bit-map
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map=0;
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if(m_extr_pr[i-2]>m_extr_pr[i])
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map+=1; // set bit 0
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if(m_extr_osc[i-2]>m_extr_osc[i])
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map+=4; // set bit 2
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//--- add the result
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m_extr_map+=map<<(4*(i-2));
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}
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else
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m_extr_pr[i]=m_high.MaxValue(pos-1,4,index);
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}
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}
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//---
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return(true);
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}
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//+------------------------------------------------------------------+
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//| Comparing the bit-map of extremums with pattern. |
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//+------------------------------------------------------------------+
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bool CSignalTriX::CompareMaps(int map,int count,bool minimax,int start)
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{
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int step =(minimax)?4:8;
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int total=step*(start+count);
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//--- check input parameters for a possible going out of range of the bit-map
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if(total>32)
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return(false);
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//--- bit-map of the patter is an "array" of 4-bit fields
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//--- each "element of the array" definitely describes the desired ratio
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//--- of current extremums of the oscillator and the price with previous ones
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//--- purpose of bits of an elements of the pattern of the bit-map pattern
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//--- bit 3 - is equal to if the ratio of extremums of the oscillator is insignificant for us
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//--- is equal to 0 if we want to "find" the ratio of extremums of the oscillator determined by the value of bit 2
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//--- bit 2 - is equal to 1 if we want to "discover" the situation when the current extremum of the "oscillator" is "more extreme" than the previous one
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//--- (current peak is higher or current valley is deeper)
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//--- is equal to 0 if we want to "discover" the situation when the current extremum of the oscillator is "less extreme" than the previous one
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//--- (current peak is lower or current valley is less deep)
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//--- bit 1 - is equal to 1 if the ratio of extremums is insignificant for us
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//--- it is equal to 0 if we want to "find" the ratio of price extremums determined by the value of bit 0
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//--- bit 0 - is equal to 1 if we want to "discover" the situation when the current price extremum is "more extreme" than the previous one
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//--- (current peak is higher or current valley is deeper)
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//--- it is equal to 0 if we want to "discover" the situation when the current price extremum is "less extreme" than the previous one
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//--- (current peak is lower or current valley is less deep)
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uint inp_map,check_map;
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int i,j;
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//--- loop by extremums (4 minimums and 4 maximums)
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//--- price and the oscillator are checked separately (thus, there are 16 checks)
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for(i=step*start,j=0;i<total;i+=step,j+=4)
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{
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//--- "take" two bits - patter of the corresponding extremum of the price
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inp_map=(map>>j)&3;
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//--- if the higher-order bit=1, then any ratio is suitable for us
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if(inp_map<2)
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{
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//--- "take" two bits of the corresponding extremum of the price (higher-order bit is always 0)
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check_map=(m_extr_map>>i)&3;
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if(inp_map!=check_map)
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return(false);
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}
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//--- "take" two bits - pattern of the corresponding oscillator extremum
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inp_map=(map>>(j+2))&3;
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//--- if the higher-order bit=1, then any ratio is suitable for us
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if(inp_map>=2)
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continue;
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//--- "take" two bits of the corresponding oscillator extremum (higher-order bit is always 0)
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check_map=(m_extr_map>>(i+2))&3;
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if(inp_map!=check_map)
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return(false);
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}
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//--- ok
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return(true);
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}
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//+------------------------------------------------------------------+
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//| "Voting" that price will grow. |
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//+------------------------------------------------------------------+
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int CSignalTriX::LongCondition(void)
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{
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int result=0;
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int idx =StartIndex();
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//--- check direction of the oscillator
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if(DiffTriX(idx)>0.0)
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{
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//--- the oscillator is directed upwards confirming the possibility of price growth
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if(IS_PATTERN_USAGE(0))
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result=m_pattern_0; // "confirming" signal number 0
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//--- if the model 1 is used, search for a reverse of the oscillator
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if(IS_PATTERN_USAGE(1) && DiffTriX(idx)>0.0 && DiffTriX(idx+1)<0.0)
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result=m_pattern_1; // signal number 1
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//--- if the model 2 is used, search for an intersection of the oscillator line and the zero level
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if(IS_PATTERN_USAGE(2) && TriX(idx)>0.0 && TriX(idx+1)<0.0)
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result=m_pattern_2; // signal number 2
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//--- if the model 3 is used, and the oscillator turned up below the zero level, search for the divergence
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if(IS_PATTERN_USAGE(3) && TriX(idx)<0.0)
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{
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//--- perform the extended analysis of the oscillator state
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ExtState(idx);
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//--- search for the "divergence" signal
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if(CompareMaps(1,1)) // 0000 0001b
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{
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if(m_extr_osc[0]<0.0 && m_extr_osc[1]<0.0 && m_extr_osc[2]<0.0)
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{
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//--- both valleys of the oscillator are below zero and the peak between them hasn't raised above zero
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result=m_pattern_3; // signal number 3
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}
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}
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}
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}
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//--- return the result
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return(result);
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}
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//+------------------------------------------------------------------+
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//| "Voting" that price will fall. |
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//+------------------------------------------------------------------+
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int CSignalTriX::ShortCondition(void)
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{
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int result=0;
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int idx =StartIndex();
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//--- check direction of the main line
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if(DiffTriX(idx)<0.0)
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{
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//--- main line is directed downwards, confirming a possibility of falling of price
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if(IS_PATTERN_USAGE(0))
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result=m_pattern_0; // "confirming" signal number 0
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//--- if the model 1 is used, search for a reverse of the main line
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if(IS_PATTERN_USAGE(1) && DiffTriX(idx)<0.0 && DiffTriX(idx+1)>0.0)
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result=m_pattern_1; // signal number 1
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//--- if the model 2 is used, search for an intersection of the main line and the zero level
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if(IS_PATTERN_USAGE(2) && TriX(idx)<0.0 && TriX(idx+1)>0.0)
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result=m_pattern_2; // signal number 2
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//--- if the model 3 is used and the main line turned down above the zero level, search for the divergence
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if(IS_PATTERN_USAGE(3) && TriX(idx)>0.0)
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{
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//--- perform the extended analysis of the oscillator state
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ExtState(idx);
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//--- search for the "divergence" signal
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if(CompareMaps(1,1)) // 0000 0001b
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{
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if(m_extr_osc[0]>0.0 && m_extr_osc[1]>0.0 && m_extr_osc[2]>0.0)
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{
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//--- both peaks of the oscillator are above zero and the valley between them hasn't fallen below zero
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result=m_pattern_3; // signal number 3
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}
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}
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}
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}
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//--- return the result
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return(result);
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}
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//+------------------------------------------------------------------+
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