PndDpmDirect.h

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// -------------------------------------------------------------------------
// -----                 PndDpmDirect header file                  -----
// -----               Created 11/04/08  by M.Al-Turany              -----
// -------------------------------------------------------------------------

#ifndef PND_DPMDIRECT_H
#define PND_DPMDIRECT_H

#include "FairGenerator.h"
#include "TF1.h"

class TVirtualMCStack;
class FairPrimaryGenerator;



class PndDpmDirect : public FairGenerator
{

 public: 

  PndDpmDirect();


  PndDpmDirect(Double_t Mom, Int_t Mode, Long_t Seed = -1);
  PndDpmDirect(Double_t Mom, Int_t Mode, Long_t Seed, Double_t ThtMin);
  PndDpmDirect(Double_t Mom, Int_t Mode, Double_t Rsigma, TF1* DensityFunction, Long_t Seed = -1, Double_t ThtMin=0.001);

  virtual ~PndDpmDirect();

  virtual Bool_t ReadEvent(FairPrimaryGenerator* primGen);
        
  void SetUnstable(int pdg);
  void SetStable(int pdg);
  
  
 private:

  double fMom; 
  double  fMode;    
  double fSeed;
  int    fGasmode;
        double fRsigma;
  double fThtMin;
  
  TF1*   fDensityFunction; 
        
  ClassDef(PndDpmDirect,1);

};

#endif