请求帮助

2020-01-05 · 2546 阅读

麻烦问下我的bias指标只有刚设置的时候会执行，但是到下一个k线形成后就不会更新新的bias指标了，我是个菜鸟，不过也试过很多办法都不行，请问这是为什么，请不吝赐教下，万分感谢！

#property copyright "Copyright 2019, MetaQuotes Software Corp."
#property link    "https://www.mql5.com"
#property version "1.00"
#property strict
#property indicator_separate_window//
#property indicator_buffers 3//
#property indicator_plots 3
//--- plot fast
#property indicator_label1  "fast"
#property indicator_type1 DRAW_LINE
#property indicator_color1  clrBlanchedAlmond
#property indicator_style1  STYLE_SOLID
#property indicator_width1  1
//--- plot medium
#property indicator_label2  "medium"
#property indicator_type2 DRAW_LINE
#property indicator_color2  clrYellow
#property indicator_style2  STYLE_SOLID
#property indicator_width2  1
//--- plot slow
#property indicator_label3  "slow"
#property indicator_type3 DRAW_LINE
#property indicator_color3  clrFuchsia
#property indicator_style3  STYLE_SOLID
#property indicator_width3  1

//--- input parameters
input int    day1st=34;
input int    day2nd=55;
input int    day3rd=89;
//--- indicator buffers

double       fastBuffer[];
double       mediumBuffer[];
double       slowBuffer[];//

//+------------------------------------------------------------------+
//| Custom indicator initialization function                      |
//+------------------------------------------------------------------+
int OnInit()
  {
SetIndexBuffer(0,fastBuffer);
SetIndexBuffer(1,mediumBuffer);
SetIndexBuffer(2,slowBuffer);

return(INIT_SUCCEEDED);
  }

int OnCalculate(const int rates_total,
            const int prev_calculated,
            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[])
  {

if(rates_total<day1st || rates_total<day2nd || rates_total<day3rd)
  {
   return(0);
}

  int i=0;
  int limit;
  limit=rates_total-prev_calculated;
  if(prev_calculated>0)limit++;
  //double Ask;
// double Bid;
  //if(iOpen(NULL,0,0)==Ask || iOpen(NULL,0,0)==Bid)

  for(i=0;i<=limit;i++)
{

   fastBuffer= 100*(Close- iMA(NULL,0,day1st,0,MODE_SMA,PRICE_CLOSE,i))/iMA(NULL,0,day1st,0,MODE_SMA,PRICE_CLOSE,i);
   mediumBuffer= 100*(Close- iMA(NULL,0,day2nd,0,MODE_SMA,PRICE_CLOSE,i))/iMA(NULL,0,day2nd,0,MODE_SMA,PRICE_CLOSE,i);
   slowBuffer= 100*(Close- iMA(NULL,0,day3rd,0,MODE_SMA,PRICE_CLOSE,i))/iMA(NULL,0,day3rd,0,MODE_SMA,PRICE_CLOSE,i);

   }

return(rates_total);
  }

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