Hi everyone, I’m new in this forum and I’m looking for an help to try to solve my problem with a Tree. I want to plot a branch of my Tree (“Events”) but if I use from terminal Events->Draw("-channels[1].regions[0].integral") I can obtain what I want, instead if I put it in a macro I have some pro…

Hi, because I don’t know how set the address of the branch with a vector Actually this is more complex than that since this vector is itself held in a collection (The ‘channels’). tree->SetBranchAddress(“vector”,&regions[channels_]); The 1st parameter is supposed to be the name of the branch…

[image] How are multiple TTree->Draw()s done? ROOT

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Problem with Tree and Branch

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Pepe_Le_Pew February 20, 2017, 9:33pm 3

How are multiple TTree->Draw()s done? ROOT

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