FairIonGenerator.h

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/********************************************************************************
 *    Copyright (C) 2014 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH    *
 *                                                                              *
 *              This software is distributed under the terms of the             *
 *              GNU Lesser General Public Licence (LGPL) version 3,             *
 *                  copied verbatim in the file "LICENSE"                       *
 ********************************************************************************/
// -------------------------------------------------------------------------
// -----                   FairIonGenerator header file                 -----
// -----          Created 09/07/04  by V. Friese / D.Bertini           -----
// -------------------------------------------------------------------------

#ifndef FAIRIONGENERATOR_H
#define FAIRIONGENERATOR_H

#include "FairBaseMCGenerator.h"   // for FairGenerator

#include <Rtypes.h>   // for Double_t, Int_t, etc

class FairIon;
class FairPrimaryGenerator;

class FairIonGenerator : public FairBaseMCGenerator
{
  public:
    FairIonGenerator();

    FairIonGenerator(const Char_t* ionName,
                     Int_t mult,
                     Double_t px,
                     Double_t py,
                     Double_t pz,
                     Double_t vx = 0,
                     Double_t vy = 0,
                     Double_t vz = 0);

    FairIonGenerator(Int_t z,
                     Int_t a,
                     Int_t q,
                     Int_t mult,
                     Double_t px,
                     Double_t py,
                     Double_t pz,
                     Double_t vx = 0,
                     Double_t vy = 0,
                     Double_t vz = 0);

    virtual ~FairIonGenerator();

    void SetCharge(Int_t charge) { fQ = charge; }
    void SetExcitationEnergy(Double_t eExc);
    void SetMass(Double_t mass);

    virtual Bool_t ReadEvent(FairPrimaryGenerator* primGen);

    virtual FairGenerator* CloneGenerator() const;

  private:
    static Int_t fgNIon;      
    Double_t fPx, fPy, fPz;   // Momentum components [GeV] per nucleon
    FairIon* fIon;            // Pointer to the FairIon to be generated
    Int_t fQ;                 // Electric charge [e]

    FairIonGenerator(const FairIonGenerator&);
    FairIonGenerator& operator=(const FairIonGenerator&);

    ClassDef(FairIonGenerator, 2);
};

#endif