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--- In amibroker@xxxxxxxxxxxxxxx, "Jose" <josesilva22@xxxx> wrote:
>
> Please help this newie... :)
>
> I'm trying to get the code below to display either the EMA with
price,
> OR the crossover signals, choice being through the Parameters (Ctrl-
R)
> function. It doesn't seem to work here, and it plots both instead.
>
> Any idea what I'm doing wrong?
>
> jose '-)
>
>
> ---8<-----------------------
>
> /* Exponential Moving Average v1.0 */
> /* EMA periodicity adapts to low bar count */
> /* josesilva22@xxxx */
>
> Title = "EMA/breakout signals";
>
> pds = Param("EMA periods",21,1,252,1);
> x = Param("Op=1 Hi=2 Lo=3 Cl=4 Vol=5",4,1,5,1);
> shift = 1+Param("EMA vertical shift %",0,-100,100,0.01)/100;
> display = Param("EMA=1, Signals=2",1,1,2,1);
>
> x = IIf(x==1,O,IIf(x==1,H,IIf(x==1,L,IIf(x==1,V,C))));
In this line you wonder all the time if x==1.
Perhaps you want to do something else...
> prds = IIf(Cum(x!=-101)<pds,Cum(x!=-101),pds);
> EMA1 = AMA(x,2/(prds+1))*shift;
> signals = Cross(x,EMA1)+Cross(EMA1,x)*-1;
>
> IIf(display=2,
> Plot(0,"",colorBlue,styleLine),
> Plot(Close,"",1,128));
>
> IIf(display=2,
> Plot(signals,"EMA signals",colorRed,styleLine),
> Plot(EMA1,"EMA",colorRed,styleLine));
>
> ---8<-----------------------
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