Re:

From: Olivier Couet <Olivier.Couet_at_cern.ch>
Date: Fri, 8 Jun 2012 14:00:49 +0000


Hi,

Thinking of it thats' not that easy. You can do:

t->Draw("a*(b==1):a*(b==2):a*(b==3)","","candle");

But I am not sure that's what you want.

Best,
Olivier

On Jun 8, 2012, at 3:00 PM, Georg Troska wrote:

Hi,

sorry, but how do I make functions like these?

Can you give me a short example?

Thanks
Georg

t->Draw("a{b==1}:a{b==2}:a{b==3}","","candle")

You can do that already . may be just making 3 function doing the selection.
Then you plot the 3 functions.
(f1:f2:f3?)

On Jun 4, 2012, at 8:57 AM, Georg Troska wrote:

Hi everybody,

I just discovered the "candle"-draw option. Very nice. But when I'm trying

t->Draw("a:b","","candle")

I will get two candles with the whole distributions of "a" and "b", What I
actually want are candles of "a" differentiated by all subtypes of "b". Something like

t->Draw("a{b==1}:a{b==2}:a{b==3}","","candle")

I thought as the common "a:b" draw-option shows a TH2 of what I actually want it would be possible to show it that way. I could also cast it from TH2. Is there a way?

Georg Received on Fri Jun 08 2012 - 16:00:59 CEST

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