TTree::MakeClass is not ready yet to generate the code for friends.
Rene Brun
"Dr. John Krane" wrote:
>
> Hi,
>
> I have several different trees that I want to analyze at once. Rather
> than add the branches together and rewrite the tree, I have done the
> AddFriend thing and can for instance tree->Draw("var from tree 1":"var
> from tree 2"...just like in the manual.
>
> But I want to use MakeClass to a real analysis. Unfortunately,
> tree->MakeClass("mycode") only produces a .h file with the stuff from
> the original tree in it, and nothing from any of the friends.
>
> To be specific, I'm doing something like:
>
> TFile *f=new TFile("ALTR.root");
> TTree *t1 = (TTree*) f->Get("theStuff");
> t1.AddFriend("t2 = theStuff","BEAS.root");
> t1.AddFriend("t3 = theStuff","BRCD.root");
> t1->MakeClass("mycode")
>
> What can I do to get a .h with all friend's variables included?
>
> - John
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