/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_6_2_5/src/RecoVertex/KalmanVertexFit/interface/SimpleVertexTree.h

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#ifndef SimpleVertexTree_H
#define SimpleVertexTree_H

#include <string>

#include "RecoVertex/VertexPrimitives/interface/TransientVertex.h"
#include "RecoVertex/KalmanVertexFit/interface/VertexFitterResult.h"
#include "SimDataFormats/TrackingAnalysis/interface/TrackingVertex.h"
#include "SimTracker/TrackAssociation/interface/TrackAssociatorByChi2.h"

#include "TString.h"

class TFile;
class TTree;

class SimpleVertexTree {
public:

  SimpleVertexTree(const char * fitterName = "VertexFitter",
                   TrackAssociatorByChi2 * associator = 0);
  virtual ~SimpleVertexTree();

  void fill(const TransientVertex & recv, const TrackingVertex *simv = 0, 
            reco::RecoToSimCollection *recSimColl = 0,
            const float &time = 0.);

  void fill(const TransientVertex & recv, const TrackingVertex *simv = 0,
            const float &time = 0.);

  void fill(const TransientVertex & recv, const float &time = 0.);

  void fill(const TrackingVertex *simv);

//   void fill(const TransientVertex & recVertex, const std::vector < RecTrack > & recTrackV,
//                      const SimVertex * simv, const float &time);
// 
//   void fill(const std::vector < RecTrack > & recTrackV, const TkSimVertex * simv = 0, 
//                      const float &time = 0.);

  void fill();

private:

  void defineTrackBranch(const TString& prefix, const TString& type,
                        const float* (VertexFitterResult::*pfunc)(const int) const,
                        const TString& index);

  float simPos[3];
  float recPos[3];
  float recErr[3];
  float chiTot, ndf, chiProb;
  int numberOfVertices;
  TTree* vertexTree;
  VertexFitterResult* result;
  TString theFitterName;

  bool trackTest;
  int maxTrack;
  TString* parameterNames[5];
  TrackAssociatorByChi2 * associatorForParamAtPca;
};
#endif