/usr/include/Rivet/Projections/Multiplicity.hh is in librivet-dev 1.8.3-1.1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 | // -*- C++ -*-
#ifndef RIVET_Multiplicity_HH
#define RIVET_Multiplicity_HH
#include "Rivet/Projection.hh"
#include "Rivet/Projections/FinalState.hh"
#include "Rivet/Particle.hh"
#include "Rivet/Event.hh"
namespace Rivet {
/// @brief Count the final-state particles in an event.
class Multiplicity : public Projection {
public:
/// Constructor. The provided FinalState projection must live throughout the run.
Multiplicity(const FinalState& fsp)
: _totalMult(0), _hadMult(0)
{
setName("Multiplicity");
addProjection(fsp, "FS");
}
/// Clone on the heap.
virtual const Projection* clone() const {
return new Multiplicity(*this);
}
protected:
/// Perform the projection on the Event.
void project(const Event& e);
/// Compare projections.
int compare(const Projection& p) const;
public:
/// @name Access the projected multiplicities.
//@ {
/// Total multiplicity
unsigned int totalMultiplicity() const { return _totalMult; }
/// Hadron multiplicity
unsigned int hadronMultiplicity() const { return _hadMult; }
//@ }
private:
/// Total multiplicity.
unsigned int _totalMult;
/// Hadronic multiplicity.
unsigned int _hadMult;
};
}
#endif
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