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TMBVertex.cpp

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00001 
00003 //                                                                      //
00004 // TMBTree Vertex class                                                 //
00005 //                                                                      //
00007 
00008 #include "tmb_tree/TMBVertex.hpp"
00009 
00010 
00011 ClassImp(TMBVertex);
00012 
00013 // Default constructor.
00014 
00015 TMBVertex::TMBVertex() :
00016   _ntrack(0),
00017   _VertexX(0.),
00018   _VertexY(0.),
00019   _VertexZ(0.),
00020   _CovXX(0.),
00021   _CovYY(0.),
00022   _CovZZ(0.),
00023   _CovXY(0.),
00024   _CovXZ(0.),
00025   _CovYZ(0.),
00026   _charge(0),
00027   _chisq(0.)
00028 {}
00029 
00030 // Initializing constructor.
00031 
00032 TMBVertex::TMBVertex(Float_t vertexx, Float_t vertexy, Float_t vertexz,
00033                      Float_t covxx, Float_t covyy, Float_t covzz, 
00034                      Float_t covxy, Float_t covxz, Float_t covyz,
00035                      Float_t chisq, const TRefArray* tracks) :
00036   _ntrack(0),
00037   _VertexX(vertexx),
00038   _VertexY(vertexy),
00039   _VertexZ(vertexz),
00040   _CovXX(covxx),
00041   _CovYY(covyy),
00042   _CovZZ(covzz),
00043   _CovXY(covxy),
00044   _CovXZ(covxz),
00045   _CovYZ(covyz),
00046   _charge(0),
00047   _chisq(chisq)
00048 {
00049   _tracks.Clear();
00050   if (tracks) {
00051     for (Int_t i=0; i<tracks->GetLast()+1; i++) {
00052       TObject* obj = tracks->At(i);
00053       if(obj) {
00054         ++_ntrack;
00055         _tracks.Add(obj);
00056         TMBTrack* track = dynamic_cast<TMBTrack*>(obj);
00057         assert(track != 0);
00058         *this += *track;
00059         _charge += track->charge();
00060       }
00061     }
00062   }
00063 }

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