PndCorrDistGenerator.h

Go to the documentation of this file.

// -------------------------------------------------------------------------
// -----               PndCorrDistGenerator header file                -----
// -----               Created 23/05/07  by Aida Galoyan               -----
// -------------------------------------------------------------------------

#ifndef PNDCORRDISTGENERATOR_H
#define PNDCORRDISTGENERATOR_H 1


#include "FairGenerator.h"
#include "THParticle.h"

// using namespace std;

class TClonesArray;
class TFile;
class TH2F;
class TTree;
class TVirtualMCStack;
class FairPrimaryGenerator;



class PndCorrDistGenerator : public FairGenerator
{

 public: 

  PndCorrDistGenerator();


  PndCorrDistGenerator(const Char_t* fileName);


  virtual ~PndCorrDistGenerator();


  virtual Bool_t ReadEvent(FairPrimaryGenerator* primGen);
  void SetParam(){fParam=kTRUE;};
  void SetThetaRange(Double_t thetLow=0.,Double_t thetHigh=0.)
  {fTheLow = thetLow; fTheHigh = thetHigh;};

        
 private:

  Int_t iEvent;              
  const Char_t* fFileName;   
  TFile* fInputFile;         
  TH2F* fInputHist;         
  TClonesArray* fParticles;  
  Int_t fPdgType;
  Bool_t fParam;
  Double_t fTheLow, fTheHigh;

  void CloseInput();

  Double_t MaxBoltDistP(Double_t MeanP);

  Double_t MeanMomentum(Double_t thet);

  ClassDef(PndCorrDistGenerator,3);

};

#endif