Hi rooter suppose I have data filled in an ntuple of the following form: TNtuple* ntuple = new TNtuple("ntuple","NTUPLE","x:px:y:py:z:pz:id:node"); and I would like to make a density plot in the x and y plane. How do I fill a histogram from the ntuple? Thanks, Andreas -- Andreas (Andy) Adelmann Paul Scherrer Institut CH-5232 Villigen PSI Phone Office: xx41 56 310 42 33 Fax: xx41 56 310 31 91 Phone Home: xx41 62 891 91 44
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