Fix order of variables in chain2hist
For compatibility with TTree::Draw use the weird way, i.e z:y:x instead of x:y:z.
These are the lines: https://gitlab.cern.ch/sneubert/ntuple-gizmo/blob/master/src/chain2histRDF.cpp#L187-188
For compatibility with TTree::Draw use the weird way, i.e z:y:x instead of x:y:z.
These are the lines: https://gitlab.cern.ch/sneubert/ntuple-gizmo/blob/master/src/chain2histRDF.cpp#L187-188