40 const std::string& histNameIn,
42 const std::string& variable,
43 const std::string& selectionIn =
"1",
44 bool perEnetry =
true);
54 std::string selection;
Common specification for a histogram.
HistogramDef()
Public constructor only for compatibility with ROOT - not intended for use.
virtual HistogramDef * Clone() const
Copy this instance. Virtual to be overridden in derived classes.