PandaRoot
RhoVtxPoca.h
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2 //* This file is part of PandaRoot. *
3 //* *
4 //* PandaRoot is distributed under the terms of the *
5 //* GNU General Public License (GPL) version 3, *
6 //* copied verbatim in the file "LICENSE". *
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12 
13 #ifndef RHOVTXPOCA_H
14 #define RHOVTXPOCA_H
15 // //
17 // RhoVtxPoca //
18 // //
19 // Author: R. Kliemt 2010 //
20 // extended for multiple tracks //
21 // //
23 
24 #include <vector>
25 #include "TVector3.h"
26 class RhoCandidate;
27 class RhoCandList;
28 
29 class RhoVtxPoca {
30  public:
31  RhoVtxPoca();
32  virtual ~RhoVtxPoca();
33  Double_t GetPocaVtx(TVector3 &vertex, RhoCandidate *composite);
34  Double_t GetPocaVtx(TVector3 &vertex, RhoCandList &cands);
35  Double_t GetPocaVtx(TVector3 &vertex, std::vector<RhoCandidate *> &cands);
36 
37  private:
38  Double_t GetPoca(TVector3 &vertex, RhoCandidate *a, RhoCandidate *b);
39  Double_t GetPocaTwoCharged(TVector3 &vertex, RhoCandidate *a, RhoCandidate *b);
40  Double_t GetPocaChargedToNeutral(TVector3 &vertex, RhoCandidate *a, RhoCandidate *b);
41  Double_t GetPocaTwoNeutral(TVector3 &vertex, RhoCandidate *a, RhoCandidate *b);
42 
43  ClassDef(RhoVtxPoca, 1) // A poca Vertex Finder
44 };
45 
46 #endif
RhoVtxPoca::~RhoVtxPoca
virtual ~RhoVtxPoca()
RhoVtxPoca::GetPocaVtx
Double_t GetPocaVtx(TVector3 &vertex, RhoCandidate *composite)