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Forgot to include a 12 bar variation with fewer "bells and whistles".
Roy
{Volume By Price 12-C}
D:=Input("Periods, 0=Full Chart",0,2000,100);
D:=LastValue(If(D=0,LastValue(Cum(1)-1),D));
N:=Input("% Scaling in Box, 1=None",1,100,50);
F:=LastValue(Cum(1));
A:=F-D < Cum(1); {window period}
B:=LastValue(Cum(If(A,V,0))); {window volume}
Q:=LastValue(HighestSince(1,A=0,C));
R:=LastValue(LowestSince(1,A=0,C));
I:=(Q-R)/12; {range increment}
{accumulated volume for each price range}
X1:=LastValue(Cum(If(C<(R+I) AND A,V,0))/B);
X2:=LastValue(Cum(If(C>=(R+I) AND C<(R+I*2) AND A,V,0))/B);
X3:=LastValue(Cum(If(C>=(R+I*2) AND C<(R+I*3) AND A,V,0))/B);
X4:=LastValue(Cum(If(C>=(R+I*3) AND C<(R+I*4) AND A,V,0))/B);
X5:=LastValue(Cum(If(C>=(R+I*4) AND C<(R+I*5) AND A,V,0))/B);
X6:=LastValue(Cum(If(C>=(R+I*5) AND C<(R+I*6) AND A,V,0))/B);
X7:=LastValue(Cum(If(C>=(R+I*6) AND C<(R+I*7) AND A,V,0))/B);
X8:=LastValue(Cum(If(C>=(R+I*7) AND C<(R+I*8) AND A,V,0))/B);
X9:=LastValue(Cum(If(C>=(R+I*8) AND C<(R+I*9) AND A,V,0))/B);
X10:=LastValue(Cum(If(C>=(R+I*9) AND C<(R+I*10) AND A,V,0))/B);
X11:=LastValue(Cum(If(C>=(R+I*10) AND C<(R+I*11) AND A,V,0))/B);
X12:=LastValue(Cum(If(C>=(R+I*11) AND A,V,0))/B);
B:=Max(Max(X1,X2),Max(X3,X4));
B:=Max(Max(B,X5),Max(X6,X7));
B:=Max(Max(B,X8),Max(X9,X10));
B:=Max(B,Max(X11,X12));
B:=If(N=1,N,B*100)/N; {set window % usage}
{top of window, HHV for period}
ValueWhen(1,F-D=Cum(1),Q);
{proportion of volume for each price range}
ValueWhen(1,F-Int(X12*D/B)=Cum(1),R+I*11.5);
ValueWhen(1,F-Int(X11*D/B)=Cum(1),R+I*10.5);
ValueWhen(1,F-Int(X10*D/B)=Cum(1),R+I*9.5);
ValueWhen(1,F-Int(X9*D/B)=Cum(1),R+I*8.5);
ValueWhen(1,F-Int(X8*D/B)=Cum(1),R+I*7.5);
ValueWhen(1,F-Int(X7*D/B)=Cum(1),R+I*6.5);
ValueWhen(1,F-Int(X6*D/B)=Cum(1),R+I*5.5);
ValueWhen(1,F-Int(X5*D/B)=Cum(1),R+I*4.5);
ValueWhen(1,F-Int(X4*D/B)=Cum(1),R+I*3.5);
ValueWhen(1,F-Int(X3*D/B)=Cum(1),R+I*2.5);
ValueWhen(1,F-Int(X2*D/B)=Cum(1),R+I*1.5);
ValueWhen(1,F-Int(X1*D/B)=Cum(1),R+I*0.5);
{left and bottom of window, LLV for period}
ValueWhen(1,F-D<=Cum(1) AND F-D>Cum(1)-2,If(A,R,Q));
----- Original Message -----
From: "le corbeaux masque" <lecorbeauxmasque7@xxxxxxxxx>
To: <equismetastock@xxxxxxxxxxxxxxx>
Sent: Monday, August 25, 2003 10:18 AM
Subject: Re: [EquisMetaStock Group] VAP (volume at price) indicator
> thanks roy,
>
> well here's how i use it (see attached file)
> first we're looking for a market that has already been
> somewhat extended and that has already started a pull
> back whose debt we're trying to estimate.
>
> as an example let's use last week's nasdaq run :
> the chart shows the cme:es03u+globex contract,30min
> chart
>
> as you can see from the chart i started the VAP
> at the bottom of the trend (1210)
> the we're observing the VAP and looking for "valley"
> and "peak"
>
> as a rule (and contrary to comon beleif) "valley" are
> aera of strong s/r ; we're watching for one to be
> broken to enter a trade in the direction of the ST
> trend
>
> for instance a break below the lower pink line (pink :
> intermediate valley=weaker support) will trigger a
> short with a target into the lower yellow line (strong
> support) ect...
>
> thanks for the code you send me, at first it seems to
> correspond to what i'm looking for,except that to
> better identify "valley" and "peaks" i need more
> volume bar to be displayed : it's getting late in
> europe so i'll try to go thru your code tommarow to
> see if i can't add some more horizontal bars
> into it
>
> appart from that, this VAP of yours seems even more
> friendly and easy to use than the one from qchart....
> thank you very much
>
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