vertex_lcfi/inc/decaychain.h

#ifndef LCFIDECAYCHAIN_H
#define LCFIDECAYCHAIN_H

#include <vector>
#include "../util/inc/vector3.h"
namespace vertex_lcfi
{
        //Forward Declarations
        class Track;
        class Vertex;
        class Jet;
        

        class DecayChain
        {
        public:
                
                DecayChain()
                {}
                
                DecayChain(const DecayChain & OldDecayChain);
                
                

                DecayChain(Jet* MyJet, const std::vector<Track*> & Tracks, const std::vector<Vertex*> & Vertices);
                

                inline Jet* jet() const
                {return _OwnerJet;}
                

                const std::vector<Track*> & allTracks() const;
                

                const std::vector<Track*> & attachedTracks() const;
                

                const std::vector<Vertex*> & vertices() const;
                

                double charge() const;
                

                const util::Vector3 & momentum() const;
                

                void addTrack(Track* Track);


                bool removeTrack(Track* Track);
                

                bool hasTrack(Track* Track) const;
                

                void addVertex(Vertex* Vertex);


                bool removeVertex(Vertex* Vertex);
                

                bool hasVertex(Vertex* Vertex) const;
                

        private:
                Jet*    _OwnerJet;
                std::vector<vertex_lcfi::Track*> _AttachedTracks;
                std::vector<vertex_lcfi::Vertex*> _Vertices;
                
                //Caching Variables
                mutable bool _MomValid;
                mutable util::Vector3 _Momentum;
                mutable bool _ChargeValid;
                mutable double _Charge;
                mutable bool _AllTracksValid;
                mutable std::vector<Track*> _AllTracks;
                
                //Wipe cache (for when track content has changed)
                void _invalidateCache() const;
        };

        }
#endif //LCFICLASSNAME_H