Antonio,
There was a problem in 3.01/06 in case of branches with multiple leaves
having the same name. I fixed this problem about two months ago in the
development version 3.02. I checked that the Scan and Draw are OK with 3.02 on
your file.
Rene Brun
Sidoti Antonio tel. +39+0461 88 1525 wrote:
>
> Hi Philippe,
> thanks for pointing me the AddFriend(...) function. It is very useful and
> could have avoided the filling of the help.root file (Unfortunately in
> one of the two root files with same branch structure some entries are
> missing)
>
> However I don't see the same things as you while scanning the file.
> Just an example:
>
> On Tue, 16 Oct 2001, Philippe Canal wrote:
> >
> > > if I do a scan all the entries are the same:
> > > tree->Scan("ptsg3x.c:ptsint.c")
> >
> > Actually scroll down to entries passed 100 and you will see that the
> > 2 columns seem to be the same for 0 to 100 and are different for 101 to
> > 201.
> >
>
> This is what I see:
> root [5] ntp->Scan("ptsg3x.c:ptsint.c")
> ************************************
> * Row * ptsg3x.c * ptsint.c *
> ************************************
> * 0 * -999 * -999 *
> * 1 * 0.0101845 * 0.0101845 *
> * 2 * -0.006679 * -0.006679 *
> * 3 * 0.0003459 * 0.0003459 *
> * 4 * -0.001663 * -0.001663 *
> (...)
> Type <CR> to continue or q to quit ==>
> * 100 * 0.0025208 * 0.0025208 *
> * 101 * 0 * 0 *
> * 102 * 0 * 0 *
> * 103 * 0 * 0 *
> * 104 * 0 * 0 *
> * 105 * 0 * 0 *
> * 106 * 0 * 0 *
> * 107 * 0 * 0 *
> (...) all 0 0
> Type <CR> to continue or q to quit ==>
> * 200 * 0 * 0 *
> * 201 * 0 * 0 *
> ************************************
> (Int_t)202
>
> If I use Draw I can see the differences. That's why I'm supecting that
> Scan behaves strangely (at least in my Root version 3.01/06) and trust
> Draw instead Scan. Could you confirm this?
>
> Cheers,
> Thanks a lot
> Antonio
>
> _______________________________________________________________________________
> a n t o n i o s i d o t i
>
> e-mail sidoti@science.unitn.it
> sidoti@fnal.gov
> www http://higgs.tn.infn.it/~sidoti/
> _______________________________________________________________________________
> "Il meglio e` nemico del buono"
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