AML_StDev

//+------------------------------------------------------------------+
//|                                                    AML_StDev.mq5 | 
//|                                       Copyright © 2011, andreybs | 
//|                                               andreybs@yandex.ru | 
//+------------------------------------------------------------------+ 
//---- àâòîðñòâî èíäèêàòîðà
#property copyright "Adaptive Market Level"
//---- àâòîðñòâî èíäèêàòîðà
#property link      "andreybs@yandex.ru"
//---- íîìåð âåðñèè èíäèêàòîðà
#property version   "1.11"
//---- îòðèñîâêà èíäèêàòîðà â ãëàâíîì îêíå
#property indicator_chart_window 
//---- äëÿ ðàñ÷¸òà è îòðèñîâêè èíäèêàòîðà èñïîëüçîâàíî ÷åòûðå áóôåðà
#property indicator_buffers 4
//---- èñïîëüçîâàíî òðè ãðàôè÷åñêèõ ïîñòðîåíèÿ
#property indicator_plots   3
//+----------------------------------------------+
//|  Ïàðàìåòðû îòðèñîâêè èíäèêàòîðà              |
//+----------------------------------------------+
//---- îòðèñîâêà èíäèêàòîðà â âèäå ìíîãîöâåòíîé ëèíèè
#property indicator_type1   DRAW_COLOR_LINE
//---- â êà÷åñòâå öâåòîâ òðåõöâåòíîé ëèíèè èñïîëüçîâàíû
#property indicator_color1  clrGray,clrDeepSkyBlue,clrViolet
//---- ëèíèÿ èíäèêàòîðà - íåïðåðûâíàÿ êðèâàÿ
#property indicator_style1  STYLE_SOLID
//---- òîëùèíà ëèíèè èíäèêàòîðà ðàâíà 3
#property indicator_width1  3
//---- îòîáðàæåíèå ìåòêè èíäèêàòîðà
#property indicator_label1  "AML"
//+----------------------------------------------+
//|  Ïàðàìåòðû îòðèñîâêè ìåäâåæüåãî èíäèêàòîðà   |
//+----------------------------------------------+
//---- îòðèñîâêà èíäèêàòîðà 2 â âèäå ñèìâîëà
#property indicator_type2   DRAW_ARROW
//---- â êà÷åñòâå öâåòà ìåäâåæüåãî èíäèêàòîðà èñïîëüçîâàí êðàñíûé öâåò
#property indicator_color2  clrRed
//---- òîëùèíà ëèíèè èíäèêàòîðà 2 ðàâíà 3
#property indicator_width2  3
//---- îòîáðàæåíèå ìåäâåæüåé ìåòêè èíäèêàòîðà
#property indicator_label2  "Dn_Signal"
//+----------------------------------------------+
//|  Ïàðàìåòðû îòðèñîâêè áû÷üãî èíäèêàòîðà       |
//+----------------------------------------------+
//---- îòðèñîâêà èíäèêàòîðà 3 â âèäå ñèìâîëà
#property indicator_type3   DRAW_ARROW
//---- â êà÷åñòâå öâåòà áû÷üåãî èíäèêàòîðà èñïîëüçîâàí çåë¸íûé öâåò
#property indicator_color3  clrLime
//---- òîëùèíà ëèíèè èíäèêàòîðà 3 ðàâíà 3
#property indicator_width3  3
//---- îòîáðàæåíèå áû÷åé ìåòêè èíäèêàòîðà
#property indicator_label3  "Up_Signal"

//+----------------------------------------------+
//|  ÂÕÎÄÍÛÅ ÏÀÐÀÌÅÒÐÛ ÈÍÄÈÊÀÒÎÐÀ                |
//+----------------------------------------------+
input uint Fractal=6;
input int Lag=7;
input double dK=3.0;  //êîýôôèöèåíò äëÿ êâàäðàòè÷íîãî ôèëüòðà
input uint std_period=9; //ïåðèîä êâàäðàòè÷íîãî ôèëüòðà
input int Shift=0; // Ñäâèã èíäèêàòîðà ïî ãîðèçîíòàëè â áàðàõ
input int PriceShift=0; // Ñäâèã èíäèêàòîðà ïî âåðòèêàëè â ïóíêòàõ
//+----------------------------------------------+

//---- îáúÿâëåíèå äèíàìè÷åñêèõ ìàññèâîâ, êîòîðûå áóäóò â 
// äàëüíåéøåì èñïîëüçîâàíû â êà÷åñòâå èíäèêàòîðíûõ áóôåðîâ
double AMLBuffer[];
double ColorAMLBuffer[];
double BearsBuffer[];
double BullsBuffer[];
//----
double dAML[];
//---- Îáúÿâëåíèå ïåðåìåííîé çíà÷åíèÿ âåðòèêàëüíîãî ñäâèãà ìóâèíãà
double dPriceShift;
double LagLagPoint;
//---- Îáúÿâëåíèå öåëûõ ïåðåìåííûõ íà÷àëà îòñ÷¸òà äàííûõ
int min_rates_1,min_rates_total,size,Fractal2;
//---- îáúÿâëåíèå äèíàìè÷åñêèõ ìàññèâîâ, êîòîðûå áóäóò â 
// äàëüíåéøåì èñïîëüçîâàíû â êà÷åñòâå êîëüöåâûõ áóôåðîâ
int Count[];
double Smooth[];
//+------------------------------------------------------------------+
//|  Ïåðåñ÷åò ïîçèöèè ñàìîãî íîâîãî ýëåìåíòà â ìàññèâå               |
//+------------------------------------------------------------------+   
void Recount_ArrayZeroPos(int &CoArr[],// Âîçâðàò ïî ññûëêå íîìåðà òåêóùåãî çíà÷åíèÿ öåíîâîãî ðÿäà
                          int Size)
  {
//----
   int numb,Max1,Max2;
   static int count=1;

   Max2=Size;
   Max1=Max2-1;

   count--;
   if(count<0) count=Max1;

   for(int iii=0; iii<Max2; iii++)
     {
      numb=iii+count;
      if(numb>Max1) numb-=Max2;
      CoArr[iii]=numb;
     }
//----
  }
//+------------------------------------------------------------------+
//| ðàñ÷¸ò ìàêñèìàëüíîãî äèàïîçîíà äâèæåíèÿ öåíû                     |
//+------------------------------------------------------------------+
double Range(int period,int start,const double &High[],const double &Low[])
  {
//----
   double max = High[ArrayMaximum(High,start,period)];
   double min = Low[ArrayMinimum(Low,start,period)];
//----
   return(max-min);
  }
//+------------------------------------------------------------------+   
//| AML indicator initialization function                            | 
//+------------------------------------------------------------------+ 
void OnInit()
  {
//---- Èíèöèàëèçàöèÿ ïåðåìåííûõ íà÷àëà îòñ÷åòà äàííûõ
   Fractal2=int(2*Fractal);
   min_rates_1=int(MathMax(Fractal+Lag,Fractal2));
   min_rates_total=min_rates_1+1+int(std_period);
   

//---- Èíèöèàëèçàöèÿ ñäâèãà ïî âåðòèêàëè
   dPriceShift=_Point*PriceShift;

//---- Ðàñïðåäåëåíèå ïàìÿòè ïîä ìàññèâû ïåðåìåííûõ  
   ArrayResize(dAML,std_period);

//---- Èíèöèàëèçàöèÿ ïåðåìåííûõ
   LagLagPoint=Lag*Lag*_Point;
   size=int(Lag+1);

//---- Ðàñïðåäåëåíèå ïàìÿòè ïîä ìàññèâû ïåðåìåííûõ  
   ArrayResize(Count,size);
   ArrayResize(Smooth,size);

//---- ïðåâðàùåíèå äèíàìè÷åñêîãî ìàññèâà â èíäèêàòîðíûé áóôåð
   SetIndexBuffer(0,AMLBuffer,INDICATOR_DATA);
//---- èíäåêñàöèÿ ýëåìåíòîâ â áóôåðå êàê â òàéìñåðèè
   ArraySetAsSeries(AMLBuffer,true);
//---- ïðåâðàùåíèå äèíàìè÷åñêîãî ìàññèâà â öâåòîâîé, èíäåêñíûé áóôåð   
   SetIndexBuffer(1,ColorAMLBuffer,INDICATOR_COLOR_INDEX);
//---- èíäåêñàöèÿ ýëåìåíòîâ â áóôåðå êàê â òàéìñåðèè
   ArraySetAsSeries(ColorAMLBuffer,true);

//---- îñóùåñòâëåíèå ñäâèãà èíäèêàòîðà 1 ïî ãîðèçîíòàëè
   PlotIndexSetInteger(0,PLOT_SHIFT,Shift);
//---- îñóùåñòâëåíèå ñäâèãà íà÷àëà îòñ÷åòà îòðèñîâêè èíäèêàòîðà
   PlotIndexSetInteger(0,PLOT_DRAW_BEGIN,min_rates_total);
//---- óñòàíîâêà çíà÷åíèé èíäèêàòîðà, êîòîðûå íå áóäóò âèäèìû íà ãðàôèêå
   PlotIndexSetDouble(0,PLOT_EMPTY_VALUE,0.0);

//---- ïðåâðàùåíèå äèíàìè÷åñêîãî ìàññèâà BearsBuffer â èíäèêàòîðíûé áóôåð
   SetIndexBuffer(2,BearsBuffer,INDICATOR_DATA);
//---- èíäåêñàöèÿ ýëåìåíòîâ â áóôåðå êàê â òàéìñåðèè
   ArraySetAsSeries(BearsBuffer,true);
//---- îñóùåñòâëåíèå ñäâèãà èíäèêàòîðà 2 ïî ãîðèçîíòàëè
   PlotIndexSetInteger(1,PLOT_SHIFT,Shift);
//---- îñóùåñòâëåíèå ñäâèãà íà÷àëà îòñ÷¸òà îòðèñîâêè èíäèêàòîðà 2
   PlotIndexSetInteger(1,PLOT_DRAW_BEGIN,min_rates_total);
//---- âûáîð ñèìâîëà äëÿ îòðèñîâêè
   PlotIndexSetInteger(1,PLOT_ARROW,159);
//---- çàïðåò íà îòðèñîâêó èíäèêàòîðîì ïóñòûõ çíà÷åíèé
   PlotIndexSetDouble(1,PLOT_EMPTY_VALUE,0.0);

//---- ïðåâðàùåíèå äèíàìè÷åñêîãî ìàññèâà BullsBuffer â èíäèêàòîðíûé áóôåð
   SetIndexBuffer(3,BullsBuffer,INDICATOR_DATA);
//---- èíäåêñàöèÿ ýëåìåíòîâ â áóôåðå êàê â òàéìñåðèè
   ArraySetAsSeries(BullsBuffer,true);
//---- îñóùåñòâëåíèå ñäâèãà èíäèêàòîðà 3 ïî ãîðèçîíòàëè
   PlotIndexSetInteger(2,PLOT_SHIFT,Shift);
//---- îñóùåñòâëåíèå ñäâèãà íà÷àëà îòñ÷¸òà îòðèñîâêè èíäèêàòîðà 3
   PlotIndexSetInteger(2,PLOT_DRAW_BEGIN,min_rates_total);
//---- âûáîð ñèìâîëà äëÿ îòðèñîâêè
   PlotIndexSetInteger(2,PLOT_ARROW,159);
//---- çàïðåò íà îòðèñîâêó èíäèêàòîðîì ïóñòûõ çíà÷åíèé
   PlotIndexSetDouble(2,PLOT_EMPTY_VALUE,0.0);

//---- èíèöèàëèçàöèè ïåðåìåííîé äëÿ êîðîòêîãî èìåíè èíäèêàòîðà
   string shortname;
   StringConcatenate(shortname,"AML(",Fractal,", ",Lag,", ",Shift,")");
//--- ñîçäàíèå èìåíè äëÿ îòîáðàæåíèÿ â îòäåëüíîì ïîäîêíå è âî âñïëûâàþùåé ïîäñêàçêå
   IndicatorSetString(INDICATOR_SHORTNAME,shortname);
//--- îïðåäåëåíèå òî÷íîñòè îòîáðàæåíèÿ çíà÷åíèé èíäèêàòîðà
   IndicatorSetInteger(INDICATOR_DIGITS,_Digits);
//---- çàâåðøåíèå èíèöèàëèçàöèè
  }
//+------------------------------------------------------------------+ 
//| AML iteration function                                           | 
//+------------------------------------------------------------------+ 
int OnCalculate(const int rates_total,    // êîëè÷åñòâî èñòîðèè â áàðàõ íà òåêóùåì òèêå
                const int prev_calculated,// êîëè÷åñòâî èñòîðèè â áàðàõ íà ïðåäûäóùåì òèêå
                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[])
  {
//---- ïðîâåðêà êîëè÷åñòâà áàðîâ íà äîñòàòî÷íîñòü äëÿ ðàñ÷åòà
   if(rates_total<min_rates_total) return(0);

//---- Îáúÿâëåíèå ïåðåìåííûõ ñ ïëàâàþùåé òî÷êîé  
   double SMAdif,Sum,StDev,dstd,BEARS,BULLS,Filter;
//---- Îáúÿâëåíèå öåëûõ ïåðåìåííûõ è ïîëó÷åíèå óæå ïîñ÷èòàííûõ áàðîâ
   int limit,bar;
   
//---- èíäåêñàöèÿ ýëåìåíòîâ â ìàññèâàõ êàê â òàéìñåðèÿõ  
   ArraySetAsSeries(high,true);
   ArraySetAsSeries(low,true);
   ArraySetAsSeries(open,true);
   ArraySetAsSeries(close,true);

//---- ðàñ÷¸ò ñòàðòîâîãî íîìåðà limit äëÿ öèêëà ïåðåñ÷¸òà áàðîâ
   if(prev_calculated>rates_total || prev_calculated<=0)// ïðîâåðêà íà ïåðâûé ñòàðò ðàñ÷¸òà èíäèêàòîðà
     {
      limit=rates_total-min_rates_1-1; // ñòàðòîâûé íîìåð äëÿ ðàñ÷¸òà âñåõ áàðîâ
      bar=limit;
      double price=(high[bar]+low[bar]+2*open[bar]+2*close[bar])/6;
      //---- Èíèöèàëèçàöèÿ ìàññèâîâ ïåðåìåííûõ
      ArrayInitialize(Smooth,price);
      ArrayInitialize(Count,0.0);
      AMLBuffer[bar+1]=price;
      ColorAMLBuffer[bar+1]=0;
     }
   else limit=rates_total-prev_calculated; // ñòàðòîâûé íîìåð äëÿ ðàñ÷¸òà íîâûõ áàðîâ

//---- îñíîâíîé öèêë ðàñ÷¸òà èíäèêàòîðà
   for(bar=limit; bar>=0 && !IsStopped(); bar--)
     {
      double R1=Range(Fractal,bar,high,low)/Fractal;
      double R2=Range(Fractal,bar+Fractal,high,low)/Fractal;
      double R3=Range(Fractal2,bar,high,low)/Fractal2;

      double dim=0;
      if(R1+R2>0 && R3>0) dim=(MathLog(R1+R2)-MathLog(R3))*1.44269504088896;

      double alpha=MathExp(-Lag*(dim-1.0));
      alpha=MathMin(alpha,1.0);
      alpha=MathMax(alpha,0.01);

      double price=(high[bar]+low[bar]+2*open[bar]+2*close[bar])/6;
      Smooth[Count[0]]=alpha*price+(1.0-alpha)*Smooth[Count[1]];

      if(MathAbs(Smooth[Count[0]]-Smooth[Count[Lag]])>=LagLagPoint) AMLBuffer[bar]=Smooth[Count[0]];
      else AMLBuffer[bar]=AMLBuffer[bar+1];
      AMLBuffer[bar]+=PriceShift;

      if(bar) Recount_ArrayZeroPos(Count,size);
     }

//---- êîððåêòèðîâêà çíà÷åíèÿ ïåðåìåííîé limit
   if(prev_calculated>rates_total || prev_calculated<=0) // ïðîâåðêà íà ïåðâûé ñòàðò ðàñ÷åòà èíäèêàòîðà
      limit=rates_total-min_rates_total-1; // ñòàðòîâûé íîìåð äëÿ ðàñ÷åòà âñåõ áàðîâ

//---- Îñíîâíîé öèêë ðàñêðàñêè ñèãíàëüíîé ëèíèè
   for(bar=limit; bar>=0 && !IsStopped(); bar--)
     {
      ColorAMLBuffer[bar]=0;
      if(AMLBuffer[bar+1]<AMLBuffer[bar]) ColorAMLBuffer[bar]=1;
      if(AMLBuffer[bar+1]>AMLBuffer[bar]) ColorAMLBuffer[bar]=2;
      if(AMLBuffer[bar+1]==AMLBuffer[bar]) ColorAMLBuffer[bar]=ColorAMLBuffer[bar+1];
     }

//---- îñíîâíîé öèêë ðàñ÷¸òà èíäèêàòîðà ñòàíäàðòíîãî îòêëîíåíèÿ
   for(bar=limit; bar>=0 && !IsStopped(); bar--)
     {
      //---- çàãðóæàåì ïðèðàùåíèÿ èíäèêàòîðà â ìàññèâ äëÿ ïðîìåæóòî÷íûõ âû÷èñëåíèé
      for(int iii=0; iii<int(std_period); iii++) dAML[iii]=AMLBuffer[bar+iii]-AMLBuffer[bar+iii+1];

      //---- íàõîäèì ïðîñòîå ñðåäíåå ïðèðàùåíèé èíäèêàòîðà
      Sum=0.0;
      for(int iii=0; iii<int(std_period); iii++) Sum+=dAML[iii];
      SMAdif=Sum/std_period;

      //---- íàõîäèì ñóììó êâàäðàòîâ ðàçíîñòåé ïðèðàùåíèé è ñðåäíåãî
      Sum=0.0;
      for(int iii=0; iii<int(std_period); iii++) Sum+=MathPow(dAML[iii]-SMAdif,2);

      //---- îïðåäåëÿåì èòîãîâîå çíà÷åíèå ñðåäíåêâàäðàòè÷íîãî îòêëîíåíèÿ StDev îò ïðèðàùåíèÿ èíäèêàòîðà
      StDev=MathSqrt(Sum/std_period);

      //---- èíèöèàëèçàöèÿ ïåðåìåííûõ
      dstd=NormalizeDouble(dAML[0],_Digits+2);
      Filter=NormalizeDouble(dK*StDev,_Digits+2);
      BEARS=0;
      BULLS=0;

      //---- âû÷èñëåíèå èíäèêàòîðíûõ çíà÷åíèé
      if(dstd<-Filter) BEARS=AMLBuffer[bar]; //åñòü íèñõîäÿùèé òðåíä
      if(dstd>+Filter) BULLS=AMLBuffer[bar]; //åñòü âîñõîäÿùèé òðåíä

      //---- èíèöèàëèçàöèÿ ÿ÷ååê èíäèêàòîðíûõ áóôåðîâ ïîëó÷åííûìè çíà÷åíèÿìè 
      BullsBuffer[bar]=BULLS;
      BearsBuffer[bar]=BEARS;
     }
//----     
   return(rates_total);
  }
//+------------------------------------------------------------------+