Re: [ROOT] hstack->GetYaxis()->GetXmax()

From: Rene Brun (Rene.Brun@cern.ch)
Date: Mon Jun 30 2003 - 10:04:42 MEST


Hi Matthieu,

Do:

m_hstack[i]->GetHistogram()->GetMaximum();

Rene Brun

Matthieu Lechowski wrote:
> 
> Hello,
> 
> I do not succeed in getting the maximum of the Y axis of a THStack.
> 
> I have a table THStack* m_hstack[6];
> I fill it (with several TH1F*), draw it, then I do:
>   cout<<m_hstack[i]->GetYaxis()->GetXmax()<<endl;
> and I get "1" (instead of about 50) !
> 
> Actually, when I do
>   cout<<m_hstack[i]->GetYaxis()->GetNbins()<<endl;
> I get "1" too (and also for GetBinWidth(1)).
> 
> For the X axis, I do not have this problem.
> 
> If it's the right method, have somebody an idea of my problem ?
> Else, how can I get this maximum ?
> Thank you.
> 
> Matthieu Lechowski
> 
> I use on lxplus at cern:
> /afs/cern.ch/sw/root/v3.05.05/rh73_gcc2952/root



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