/usr/include/Rivet/Projections/BeamThrust.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 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 | // -*- C++ -*-
#ifndef RIVET_BeamThrust_HH
#define RIVET_BeamThrust_HH
#include "Rivet/Projection.hh"
#include "Rivet/Projections/FinalState.hh"
#include "Rivet/Event.hh"
namespace Rivet {
class BeamThrust : public Projection {
public:
/// Constructor.
BeamThrust() {}
BeamThrust(const FinalState& fsp) {
setName("BeamThrust");
addProjection(fsp, "FS");
}
/// Clone on the heap.
virtual const Projection* clone() const {
return new BeamThrust(*this);
}
protected:
/// Perform the projection on the Event
void project(const Event& e) {
const vector<Particle> ps
= applyProjection<FinalState>(e, "FS").particles();
calc(ps);
}
/// Compare projections
int compare(const Projection& p) const {
return mkNamedPCmp(p, "FS");
}
public:
double beamthrust() const { return _beamthrust; }
public:
/// @name Direct methods
/// Ways to do the calculation directly, without engaging the caching system
//@{
/// Manually calculate the beamthrust, without engaging the caching system
void calc(const FinalState& fs);
/// Manually calculate the beamthrust, without engaging the caching system
void calc(const vector<Particle>& fsparticles);
/// Manually calculate the beamthrust, without engaging the caching system
void calc(const vector<FourMomentum>& fsmomenta);
//@}
private:
/// The beamthrust scalar.
double _beamthrust;
private:
/// Explicitly calculate the beamthrust values.
void _calcBeamThrust(const vector<FourMomentum>& fsmomenta);
};
}
#endif
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