2 #ifndef RIVET_FParameter_HH 3 #define RIVET_FParameter_HH 5 #include "Rivet/Projection.hh" 6 #include "Rivet/Projections/FinalState.hh" 7 #include "Rivet/Event.hh" 49 double F()
const {
return lambda1() >= lambda2() ? lambda2()/lambda1() : lambda1()/lambda2(); }
54 double lambda1()
const {
return _lambdas[0]; }
55 double lambda2()
const {
return _lambdas[1]; }
67 void calc(
const vector<Particle>& fsparticles);
70 void calc(
const vector<FourMomentum>& fsmomenta);
73 void calc(
const vector<Vector3>& fsmomenta);
78 vector<double> _lambdas;
83 void _calcFParameter(
const vector<Vector3>& fsmomenta);
Definition: MC_Cent_pPb.hh:10
CmpState compare(const Projection &p) const
Compare with other projections.
Definition: FParameter.hh:36
void project(const Event &e)
Perform the projection on the Event.
Representation of a HepMC event, and enabler of Projection caching.
Definition: Event.hh:22
Calculator of the -parameter observable.
Definition: FParameter.hh:13
Project out all final-state particles in an event. Probably the most important projection in Rivet! ...
Definition: FinalState.hh:12
void calc(const FinalState &fs)
Manually calculate the sphericity, without engaging the caching system.
DEFAULT_RIVET_PROJ_CLONE(FParameter)
Clone on the heap.
Cmp< Projection > mkNamedPCmp(const Projection &otherparent, const std::string &pname) const
Base class for all Rivet projections.
Definition: Projection.hh:29
FParameter(const FinalState &fsp)
Constructor.
void clear()
Reset the projection.