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BetaFuncPrimaryVertexGenerator.h

Go to the documentation of this file.

#ifndef FastSimulation_Event_BetaFuncPrimaryVertexGenerator_H
#define FastSimulation_Event_BetaFuncPrimaryVertexGenerator_H

// Famos Headers
#include "FastSimulation/Event/interface/PrimaryVertexGenerator.h"

class RandomEngine;

namespace edm { 
  class ParameterSet;
}

class BetaFuncPrimaryVertexGenerator : public PrimaryVertexGenerator {


public:
  BetaFuncPrimaryVertexGenerator(const edm::ParameterSet& vtx,
                                 const RandomEngine* engine);

  ~BetaFuncPrimaryVertexGenerator() {;}
  
  virtual void generate();

  double BetaFunction(double z, double z0);
  
private:

  TMatrixD* inverseLorentzBoost();
  
  double fX0, fY0, fZ0;
  double fSigmaZ;
  double alpha_, phi_;
  double fbetastar, femittance;
  
};

#endif // BetaFuncPrimaryVertexGenerator_H

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