2#ifndef RIVET_DISRapidityGap_HH
3#define RIVET_DISRapidityGap_HH
5#include "Rivet/Projections/DISKinematics.hh"
6#include "Rivet/Projections/DISFinalState.hh"
7#include "Rivet/Particle.hh"
8#include "Rivet/Event.hh"
26 DEFAULT_RIVET_PROJ_CLONE(DISRapidityGap);
29 using Projection::operator =;
32 double t()
const {
return _t; }
35 double gap()
const {
return _gap; }
45 if (f == LAB)
return _ePpzX_LAB;
46 else if (f == XCM)
return _ePpzX_XCM;
47 else return _ePpzX_HCM;
52 if (f == LAB)
return _eMpzX_LAB;
53 else if (f == XCM)
return _eMpzX_XCM;
54 else return _eMpzX_HCM;
62 if (f == LAB)
return _pX_LAB;
63 else if (f == XCM)
return _pX_XCM;
71 if (f == LAB)
return _pY_LAB;
72 else if (f == XCM)
return _pY_XCM;
80 if (f == LAB)
return _momX_LAB;
81 else if (f == XCM)
return _momX_XCM;
82 else return _momX_HCM;
89 if (f == LAB)
return _momY_LAB;
90 else if (f == XCM)
return _momY_XCM;
91 else return _momY_HCM;
97 double m2X()
const {
return _M2X; }
102 double m2Y()
const {
return _M2Y; }
118 double _M2X, _M2Y, _t;
119 double _gap, _gapUpp, _gapLow;
120 double _ePpzX_LAB, _eMpzX_LAB;
121 double _ePpzX_HCM, _eMpzX_HCM;
122 double _ePpzX_XCM, _eMpzX_XCM;
126 Particles _pX_HCM, _pY_HCM, _pX_LAB, _pY_LAB, _pX_XCM, _pY_XCM;
Final state particles boosted to the hadronic center of mass system.
Definition DISFinalState.hh:14
Get the DIS kinematic variables and relevant boosts for an event.
Definition DISKinematics.hh:15
Get the incoming and outgoing hadron in a diffractive ep event.
Definition DISRapidityGap.hh:14
const Particles & systemY(Frame f) const
Definition DISRapidityGap.hh:70
const FourMomentum pY(Frame f) const
Definition DISRapidityGap.hh:88
double gapUpper() const
The upper edge of the largest gap, relative to the DIS event orientation.
Definition DISRapidityGap.hh:38
virtual void project(const Event &e)
Frame
Type of DIS boost to apply.
Definition DISRapidityGap.hh:18
virtual CmpState compare(const Projection &p) const
double epPzX(Frame f) const
Definition DISRapidityGap.hh:44
const double emPzX(Frame f) const
Definition DISRapidityGap.hh:51
double gap() const
The absolute size of the largest rapidity gap.
Definition DISRapidityGap.hh:35
double m2X() const
Definition DISRapidityGap.hh:97
const FourMomentum pX(Frame f) const
Definition DISRapidityGap.hh:79
const Particles & systemX(Frame f) const
Definition DISRapidityGap.hh:61
double gapLower() const
The lower edge of the largest gap, relative to the DIS event orientation.
Definition DISRapidityGap.hh:41
double m2Y() const
Definition DISRapidityGap.hh:102
double t() const
DIS momentum transfer variable, t.
Definition DISRapidityGap.hh:32
Representation of a HepMC event, and enabler of Projection caching.
Definition Event.hh:22
Specialized version of the FourVector with momentum/energy functionality.
Definition Vector4.hh:316
Specialised vector of Particle objects.
Definition Particle.hh:25
const PROJ & declare(const PROJ &proj, const std::string &name)
Register a contained projection (user-facing version)
Definition ProjectionApplier.hh:170
Base class for all Rivet projections.
Definition Projection.hh:29
void setName(const std::string &name)
Used by derived classes to set their name.
Definition Projection.hh:142
double p(const ParticleBase &p)
Unbound function access to p.
Definition ParticleBaseUtils.hh:684
Definition MC_Cent_pPb.hh:10