RootTracer.h

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#ifdef MARLIN_USE_ROOT

#ifndef __ROOTTRACER_H
#define __ROOTTRACER_H

#include <iostream>
#include "BaseTracer.h"

class BaseFitter;
class TFile;

#include <TROOT.h>
#include <TChain.h>
#include <TFile.h>

//  Class RootTracer:

class BaseFitter; 
 
class RootTracer: public BaseTracer {
  public:
    RootTracer(const char* filename="trace.root", const char *option="RECREATE");
    virtual ~RootTracer();
    
    virtual void initialize (BaseFitter& fitter);
    virtual void step (BaseFitter& fitter);
    virtual void substep (BaseFitter& fitter,
                          int flag
                          );
    virtual void finish (BaseFitter& fitter);
    
    void printFitObjects (BaseFitter& fitter);
    void printConstraints (BaseFitter& fitter);
    
  protected:
    void SetBranchAddresses();
    void CreateBranches();
    void CreateEventBranches(BaseFitter& fitter);
    void FillParameterValues(BaseFitter& fitter);
  
    TFile *file;
    TTree *tree; 
    TTree *eventtree; 
    
    int istep;
    int isubstep;
    
    Int_t eventnumber;
    Int_t stepnumber;
    Int_t substepnumber;
    Double_t chi2;
    
    enum {NPARMAX = 100};
    Double_t parvalue[NPARMAX];
    
};

#endif // __ROOTTRACER_H

#endif // MARLIN_USE_ROOT