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Upon closer inspection, looks like I introduced that error, not you ;)
Anyway, you should be good now (at least with the syntax, the best
PosSize logic to use is still yours to work out).
Mike
--- In amibroker@xxxxxxxxxxxxxxx, "Mike" <sfclimbers@xxx> wrote:
>
> Hi,
>
> Sorry, the SetForeign advice was good. But, my example propogated
> another error in your original code. sig.PosSize is a scaler, not
an
> array. As such, you cannot pass the result of an array calculation
as
> value. Instead, you must calculate the value for the given bar.
Your
> original example thus becomes:
>
> SetCustomBacktestProc("");
>
> if ( Status( "action" ) == actionPortfolio )
> {
> bo = GetBacktesterObject();
> bo.PreProcess();
>
> for ( bar = 0; bar < BarCount; bar++ )
> {
> CurrentEquity = bo.Equity;
>
> for ( sig = bo.GetFirstSignal( bar ); sig; sig =
> bo.GetNextSignal( bar ) )
> {
> SetForeign( sig.Symbol );
> YesterdayClose = Ref(C, -1);
> YesterdayATR = Ref(ATR(10), -1);
> sig.PosSize = CurrentEquity * YesterdayClose[bar] /
> YesterdayATR[bar];
> RestorePriceArrays();
> }
>
> bo.ProcessTradeSignals( bar );
> }
>
> bo.PostProcess();
> }
>
> Note also that you should be calling bo.PostProcess instead of
> bo.ListTrades.
>
> Mike
>
> --- In amibroker@xxxxxxxxxxxxxxx, "ezbentley" <ezbentley@> wrote:
> >
> > Hi Mike,
> >
> > Thanks for the attempt to help. However, I still get an error
with
> the following code:
> >
> > SetForeign(sig.Symbol);
> > sig.PosSize = CurrentEquity * AccountRiskPercent * ref(C, -1) /
100;
> > RestorePriceArrays();
> >
> > Error 19. COM method/function 'PosSize' call failed.
> >
> > Thanks,
> >
>
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