Re: [amibroker] Determining the bar where a signal occurs - one step further

[kaveman perth <kavemanperth@xxxxxxxxx>]

try this

BarAtSignal=ValueWhen( BuyCondition, BarIndex(),1);


On Thu, 28 Oct 2004 10:53:48 -0000, enzo <herrfrechdax@xxxxxxxx> wrote:
> 
> 
> Hello,
> 
> I know you guys are very helpful, so I guess when no-one answers, no-
> one as a clue. Maybe no-one has a clue what I am asking :-))
> 
> condition1 is based on MACD and Open
> condition2 is based on MA and Open
> 
> Buy=condition1 and condition2; will deliver many buying-signals in
> exploration and backtest. To calculate trendlines for every Buy-
> signal I got to know the number of the bar where it occurs.
> 
> Since I asked the forum the first time I found out by myself that:
> 
> BuyCondition=condition1 AND condition2;
> OpenAtSignal=ValueWhen( BuyCondition, Open,1);
> 
> results in an array "OpenAtSignal" with the relevant price-
> infomation. Now I can loop through the array and calculate
> trendlines based on the row-numbers of the array.
> But, this is time consuming, is there a faster way to determine the
> barnumber where signals occurred?
> 
> ty,
> enzo
> 
> --- In amibroker@xxxxxxxxxxxxxxx, "enzo" <herrfrechdax@xxxx> wrote:
> >
> > Hi,
> >
> > I am coding a strategie where buy-signals are depending on a
> certain
> > condition based on MACD(), a condition based on MA() and if a
> > calculated trendline has been crossed.
> >
> > The trendline I calculate is based on the number of the bar, where
> > the other conditions will be true. There of 100s of signals.
> >
> > The code looks like that (where DownTrendLine is a function):
> >
> > CrossDownTrend=IIf(BuyMACDCond AND BuyMACond,DownTrendline
> > (flag),False);
> > Buy=BuyMACDCond AND BuyMACond AND CrossDownTrend;
> >
> > This is to prevent the calculation of a trendline when one of the
> > other conditions is false.
> >
> > My question is: how can I determine the number of the bar where
> the
> > first two conditions become true?
> >
> > After some hours of checking AFL-examples and studying many AFL-
> > functions I cannot figure out how to handle this.
> >
> > Thank you in advance,
> > enzo
> 
> 
> Check AmiBroker web page at:
> http://www.amibroker.com/
> 
> Check group FAQ at: http://groups.yahoo.com/group/amibroker/files/groupfaq.html
> Yahoo! Groups Links
> 
> 
> 
> 
> 


-- 
Cheers
Graham
http://e-wire.net.au/~eb_kavan/


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