TopEvent.h

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// Class TopEvent
//
// Author: Benno List, Jenny Boehme
// Last update: $Date: 2005/01/12 10:11:46 $
//          by: $Author: blist $
// 
// Description: class to generate and fit top pair events
//               
#ifndef __TOPEVENT_H
#define __TOPEVENT_H

#include "jbltools/kinfit/BaseEvent.h"
#include "jbltools/kinfit/JetFitObject.h"
#include "jbltools/kinfit/PConstraint.h"
// #include "jbltools/kinfit/PxConstraint.h"
// #include "jbltools/kinfit/PyConstraint.h"
#include "jbltools/kinfit/MassConstraint.h"

class TopEvent : public BaseEvent {
  public: 
    TopEvent();
    virtual ~TopEvent();
    virtual void genEvent();
    virtual int fitEvent (BaseFitter& fitter);

    double genX(double lambda, double xmin);
    
    BaseConstraint& getPxConstraint() {return pxc;};
    BaseConstraint& getPyConstraint() {return pyc;};
    MassConstraint& getW1Constraint() {return w1;};
    MassConstraint& getW2Constraint() {return w2;};
    MassConstraint& getTopConstraint() {return w;};
    
    ParticleFitObject* getTrueFitObject (int i) {return bfo[i];};
    ParticleFitObject* getSmearedFitObject (int i) {return bfosmear[i];};
    
  protected:
    enum {NFV = 11, NBFO = 6};
    FourVector *fv[NFV];
    ParticleFitObject *bfo[NBFO];
    ParticleFitObject *bfosmear[NBFO];
    
    PConstraint pxc;
    PConstraint pyc;
    MassConstraint w1;
    MassConstraint w2;
    MassConstraint w;
    
    

};


#endif // __TOPEVENT_H

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