Retrieving values of indicator buffer
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I get this error message while trying to retrieve values of an indicator. The indicator is working properly and can return those value in itself:
2015.06.05 05:34:49.405 TestEA5 (EURUSD,M5) S Abufer_d[] 0=179769313486231570000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000,ABuffer_4h 0=17976931348623157000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
Can somebody please point what I am missing or doing wrong.
//+------------------------------------------------------------------+ //| Signal01.mqh | //| "Copyright 2015, MetaQuotes Software Corp. | //| https://www.mql5.com | //+------------------------------------------------------------------+ #property copyright ""Copyright 2015, MetaQuotes Software Corp." #property link "https://www.mql5.com" #include <Expert\ExpertSignal.mqh> // wizard description start //+------------------------------------------------------------------+ //| Description of the class | //| Title=Signals of indicator 'Pitchfork_A' | //| Type=SignalAdvanced | //| Name=Pitchfork_A | //| ShortName=Pitchfork_A | //| Class=CSignalPitchfork_A | //| Page=signal_Pitchfork_A | //| Parameter=a,int,12,ExtDepth | //| Parameter=b,int,5, ExtDeviation | //| Parameter=c,int,3, ExtBackstep | //+------------------------------------------------------------------+ // wizard description end //+------------------------------------------------------------------+ //| Class CSignalPitchfork_A. | //| Purpose: Class of generator of trade signals based on | //| the 'Pitchfork_A' indicator. | //| Is derived from the CExpertSignal class. | //+------------------------------------------------------------------+ class CSignalPitchfork_A : public CExpertSignal { protected: CiCustom m_Pitchfork_A; // object-indicator - Pitchfork_A //--- adjusted parameters int m_a; // the "ExtDepth" parameter of the indicator int m_b; // the "ExtDeviation" parameter of the indicator int m_c; // the "ExtBackstep" parameter of the indicator //--- "weights" of market models (0-100) int m_pattern_0; // model 0 "price has pulled back" int m_pattern_1; // model 1 "price crossed a border of the envelope" public: CSignalPitchfork_A(void); ~CSignalPitchfork_A(void); //--- methods of setting adjustable parameters void a(int value) { m_a=value; } void b(int value) { m_b=value; } void c(int value) { m_c=value; } //--- methods of adjusting "weights" of market models void Pattern_0(int value) { m_pattern_0=value; } void Pattern_1(int value) { m_pattern_1=value; } //--- method of verification of settings virtual bool ValidationSettings(void); //--- method of creating the indicator and timeseries virtual bool InitIndicators(CIndicators *indicators); //--- methods of checking if the market models are formed virtual int LongCondition(void); virtual int ShortCondition(void); protected: //--- method of initialization of the indicator bool InitPitchfork_A(CIndicators *indicators); //--- methods for getting data //- getting the indicator value double Main(int ind) { return(m_Pitchfork_A.GetData(0,ind)); } double ABuffer_d(int ind) { return(m_Pitchfork_A.GetData(3,ind)); } double ABuffer_4h(int ind) { return(m_Pitchfork_A.GetData(4,ind)); } double ABuffer_1h(int ind) { return(m_Pitchfork_A.GetData(5,ind)); } double BBuffer_d(int ind) { return(m_Pitchfork_A.GetData(6,ind)); } double BBuffer_4h(int ind) { return(m_Pitchfork_A.GetData(7,ind)); } double BBuffer_1h(int ind) { return(m_Pitchfork_A.GetData(8,ind)); } }; //+------------------------------------------------------------------+ //| Constructor | //+------------------------------------------------------------------+ CSignalPitchfork_A::CSignalPitchfork_A(void) : m_a(12), m_b(5), m_c(3), m_pattern_0(100), m_pattern_1(0) { //--- initialization of protected data m_used_series=USE_SERIES_OPEN+USE_SERIES_HIGH+USE_SERIES_LOW+USE_SERIES_CLOSE; } //+------------------------------------------------------------------+ //| Destructor | //+------------------------------------------------------------------+ CSignalPitchfork_A::~CSignalPitchfork_A(void) { } //+------------------------------------------------------------------+ //| Validation settings protected data. | //+------------------------------------------------------------------+ bool CSignalPitchfork_A::ValidationSettings(void) { //--- validation settings of additional filters if(!CExpertSignal::ValidationSettings()) return(false); //--- initial data checks if(m_a<=0) { printf(__FUNCTION__+": ExtDepth must be greater than 0"); return(false); } //--- ok return(true); } //+------------------------------------------------------------------+ //| Create indicators. | //+------------------------------------------------------------------+ bool CSignalPitchfork_A::InitIndicators(CIndicators *indicators) { //--- check pointer if(indicators==NULL) return(false); //--- initialization of indicators and timeseries of additional filters if(!CExpertSignal::InitIndicators(indicators)) return(false); //--- create and initialize Pitchfork_A indicator if(!InitPitchfork_A(indicators)) return(false); //--- ok return(true); } //+------------------------------------------------------------------+ //| Initialization of indicators. | //+------------------------------------------------------------------+ bool CSignalPitchfork_A::InitPitchfork_A(CIndicators *indicators) { //--- add an object to the collection if(!indicators.Add(GetPointer(m_Pitchfork_A))) { printf(__FUNCTION__+": error adding object"); return(false); } //--- set parameters of the indicator MqlParam parameters[4]; //--- parameters[0].type=TYPE_STRING; parameters[0].string_value="Pitchfork_A.ex5"; parameters[1].type=TYPE_INT; parameters[1].integer_value=12; parameters[2].type=TYPE_INT; parameters[2].integer_value=5; parameters[3].type=TYPE_INT; parameters[3].integer_value=3; //--- object initialization if(!m_Pitchfork_A.Create(m_symbol.Name(),0,IND_CUSTOM,4,parameters)) { printf(__FUNCTION__+": error initializing object"); return(false); } //--- number of buffers if(!m_Pitchfork_A.NumBuffers(9)) return(false); //--- ok return(true); } //+------------------------------------------------------------------+ //| "Voting" that price will grow. | //+------------------------------------------------------------------+ int CSignalPitchfork_A::LongCondition(void) { int result=0; m_Pitchfork_A.Refresh(); int idx =StartIndex(); double close_d=m_Pitchfork_A.GetData(6,0); double close_4h=m_Pitchfork_A.GetData(7,0); double close_1h=m_Pitchfork_A.GetData(8,0); Print( "L BBuffer_d 0="+ DoubleToString(m_Pitchfork_A.GetData(6,0),0)+","+"BBuffer_4h 0="+ DoubleToString(m_Pitchfork_A.GetData(7,0),0)+","+"BBuffer_1h 0="+ DoubleToString(m_Pitchfork_A.GetData(8,0),0)); //--- if the model 0 is used and price is in the rollback zone, then there is a condition for buying if ( ((close_d==2) || (close_4h==2) || (close_1h==2)) ) //IS_PATTERN_USAGE(0) && result=m_pattern_0; //--- if the model 1 is used and price is above the rollback zone, then there is a condition for buying // if(IS_PATTERN_USAGE(1) && close>upper+m_limit_out*width) // result=m_pattern_1; //--- return the result return(result); } //+------------------------------------------------------------------+ //| "Voting" that price will fall. | //+------------------------------------------------------------------+ int CSignalPitchfork_A::ShortCondition(void) { int result =0; m_Pitchfork_A.Refresh(); int idx =StartIndex(); //int close=m_Pitchfork_A.GetData(0,0); double close_d=m_Pitchfork_A.GetData(3,0); double close_4h=m_Pitchfork_A.GetData(4,0); double close_1h=m_Pitchfork_A.GetData(5,0); Print("S Abufer_d[] 0="+ DoubleToString(m_Pitchfork_A.GetData(3,0),0)+","+"ABuffer_4h 0="+ DoubleToString(m_Pitchfork_A.GetData(4,0),0)+","+"ABuffer_1h 0="+ DoubleToString(m_Pitchfork_A.GetData(5,0),0)); //--- if the model 0 is used and price is in the rollback zone, then there is a condition for selling if ( ((close_d==1) || (close_4h==1) || (close_1h==1)) )//( ((TimeCurrent()-objtime)<=7200) )//IS_PATTERN_USAGE(0) && && result=m_pattern_0; //--- if the model 1 is used and price is above the rollback zone, then there is a condition for selling //if(IS_PATTERN_USAGE(1) && close<lower-m_limit_out*width) // result=m_pattern_1; //--- return the result return(result); } //+------------------------------------------------------------------+