FastJet  3.2.0
Public Member Functions | Protected Attributes | Friends | List of all members
fastjet::CASubJetTaggerStructure Class Reference

the structure returned by a CASubJetTagger More...

#include <fastjet/tools/CASubJetTagger.hh>

Inheritance diagram for fastjet::CASubJetTaggerStructure:
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Public Member Functions

 CASubJetTaggerStructure (const PseudoJet &result_jet)
 default ctor More...
 
CASubJetTagger::ScaleChoice scale_choice () const
 returns the scale choice asked for the maximisation
 
double distance () const
 returns the value of the distance measure (corresponding to ScaleChoice) for this jet's splitting
 
double z () const
 returns the pt fraction contained by the softer of the two component pieces of this jet (normalised relative to this jet)
 
bool absolute_z () const
 returns the pt fraction contained by the softer of the two component pieces of this jet (normalised relative to the original jet)
 
- Public Member Functions inherited from fastjet::WrappedStructure
 WrappedStructure (const SharedPtr< PseudoJetStructureBase > &to_be_shared)
 default ctor the argument is the structure we need to wrap
 
virtual ~WrappedStructure ()
 default (virtual) dtor
 
virtual std::string description () const
 description
 
virtual bool has_associated_cluster_sequence () const
 returns true if there is an associated ClusterSequence
 
virtual const ClusterSequenceassociated_cluster_sequence () const
 get a (const) pointer to the parent ClusterSequence (NULL if inexistent)
 
virtual bool has_valid_cluster_sequence () const
 returns true if this PseudoJet has an associated and still valid ClusterSequence. More...
 
virtual const ClusterSequencevalidated_cs () const
 if the jet has a valid associated cluster sequence then return a pointer to it; otherwise throw an error
 
virtual const ClusterSequenceAreaBasevalidated_csab () const
 if the jet has valid area information then return a pointer to the associated ClusterSequenceAreaBase object; otherwise throw an error
 
virtual bool has_partner (const PseudoJet &reference, PseudoJet &partner) const
 check if it has been recombined with another PseudoJet in which case, return its partner through the argument. More...
 
virtual bool has_child (const PseudoJet &reference, PseudoJet &child) const
 check if it has been recombined with another PseudoJet in which case, return its child through the argument. More...
 
virtual bool has_parents (const PseudoJet &reference, PseudoJet &parent1, PseudoJet &parent2) const
 check if it is the product of a recombination, in which case return the 2 parents through the 'parent1' and 'parent2' arguments. More...
 
virtual bool object_in_jet (const PseudoJet &reference, const PseudoJet &jet) const
 check if the reference PseudoJet is contained the second one passed as argument. More...
 
virtual bool has_constituents () const
 return true if the structure supports constituents. More...
 
virtual std::vector< PseudoJetconstituents (const PseudoJet &reference) const
 retrieve the constituents. More...
 
virtual bool has_exclusive_subjets () const
 return true if the structure supports exclusive_subjets.
 
virtual std::vector< PseudoJetexclusive_subjets (const PseudoJet &reference, const double &dcut) const
 return a vector of all subjets of the current jet (in the sense of the exclusive algorithm) that would be obtained when running the algorithm with the given dcut. More...
 
virtual int n_exclusive_subjets (const PseudoJet &reference, const double &dcut) const
 return the size of exclusive_subjets(...); still n ln n with same coefficient, but marginally more efficient than manually taking exclusive_subjets.size() More...
 
virtual std::vector< PseudoJetexclusive_subjets_up_to (const PseudoJet &reference, int nsub) const
 return the list of subjets obtained by unclustering the supplied jet down to n subjets (or all constituents if there are fewer than n). More...
 
virtual double exclusive_subdmerge (const PseudoJet &reference, int nsub) const
 return the dij that was present in the merging nsub+1 -> nsub subjets inside this jet. More...
 
virtual double exclusive_subdmerge_max (const PseudoJet &reference, int nsub) const
 return the maximum dij that occurred in the whole event at the stage that the nsub+1 -> nsub merge of subjets occurred inside this jet. More...
 
virtual bool has_pieces (const PseudoJet &reference) const
 return true if the structure supports pieces. More...
 
virtual std::vector< PseudoJetpieces (const PseudoJet &reference) const
 retrieve the pieces building the jet. More...
 
virtual bool has_area () const
 check if it has a defined area More...
 
virtual double area (const PseudoJet &reference) const
 return the jet (scalar) area. More...
 
virtual double area_error (const PseudoJet &reference) const
 return the error (uncertainty) associated with the determination of the area of this jet. More...
 
virtual PseudoJet area_4vector (const PseudoJet &reference) const
 return the jet 4-vector area. More...
 
virtual bool is_pure_ghost (const PseudoJet &reference) const
 true if this jet is made exclusively of ghosts. More...
 
- Public Member Functions inherited from fastjet::PseudoJetStructureBase
 PseudoJetStructureBase ()
 default ctor
 
virtual ~PseudoJetStructureBase ()
 default (virtual) dtor
 

Protected Attributes

CASubJetTagger::ScaleChoice _scale_choice
 the user scale choice
 
double _distance
 the maximal distance associated with the result
 
bool _absolute_z
 whether z is computed wrt to the original jet or not
 
double _z
 the transverse momentum fraction
 
- Protected Attributes inherited from fastjet::WrappedStructure
SharedPtr< PseudoJetStructureBase_structure
 the wrapped structure
 

Friends

class CASubJetTagger
 to allow setting the internal information
 

Detailed Description

the structure returned by a CASubJetTagger

Since this is directly an element of the ClusterSequence, we keep basically the original ClusterSequenceStructure (wrapped for memory-management reasons) and add information about the pt fraction and distance of the subjet structure

Definition at line 188 of file CASubJetTagger.hh.

Constructor & Destructor Documentation

fastjet::CASubJetTaggerStructure::CASubJetTaggerStructure ( const PseudoJet result_jet)
inline

default ctor

Parameters
result_jetthe jet for which we have to keep the structure

Definition at line 193 of file CASubJetTagger.hh.


The documentation for this class was generated from the following file: