Line data    Source code

       1             : #ifndef _TauolaEvent_h_included_
       2             : #define _TauolaEvent_h_included_
       3             : 
       4             : #include <stdio.h>
       5             : #include <stdlib.h>
       6             : #include <iostream>
       7             : #include "TauolaParticlePair.h"
       8             : 
       9             : /**
      10             :  * @class TauolaEvent
      11             :  *
      12             :  * @brief Abstract base class for containing the event information.
      13             :  *
      14             :  * TauolaEvent contains virtual methods, which need to be implemented
      15             :  * by the appropriate interface class to the event record. Currently only
      16             :  * TauolaHepMCEvent does this. An object of TauolaEvent type should be
      17             :  * created by the user and can be decayed via the decayTaus() method.
      18             :  *
      19             :  * This class is responsible for finding taus, (or tau and 
      20             :  * it's neutrino) and creating TauolaParticlePairs out of them.
      21             :  *
      22             :  * @author Nadia Davidson
      23             :  * @date 16 June 2008
      24             :  */
      25             : 
      26             : namespace Tauolapp
      27             : {
      28             : 
      29           0 : class TauolaEvent{
      30             : 
      31             :  public:
      32           0 :   virtual ~TauolaEvent(){};
      33             : 
      34             :    /** create TauolaParticlePairs */
      35             :    std::vector<TauolaParticle*> findPairs();
      36             : 
      37             :   /** Decay taus in this event.*/
      38             :    void decayTaus();
      39             : 
      40             :    /** Undecay taus in this event but removing their daughters and
      41             :     returning the status cods to 1.*/
      42             :    void undecayTaus();
      43             : 
      44             :    /** Final touches to event record after all decays are finished.
      45             :        Some event records (e.g. HepMC) need it. */
      46           0 :    virtual void eventEndgame() {}
      47             : 
      48             :    /** return a list of all particle with pdg_id = absolute value of pdg_id.
      49             :        This method must be implemented by a derived class. eg. 
      50             :        TauolaHepMCEvent */
      51             :    virtual std::vector<TauolaParticle*> findParticles(int pdg_id)=0;
      52             : 
      53             :    /** return a list of all particle with pdg_id = absolute value of pdg_id
      54             :        and stable status code. This method must be implemented by a derived class. 
      55             :        eg. TauolaHepMCEvent */
      56             :    virtual std::vector<TauolaParticle*> findStableParticles(int pdg_id)=0;
      57             : 
      58             : 
      59             :  private:    
      60             : 
      61             : };
      62             : 
      63             : } // namespace Tauolapp
      64             : #endif  
      65             :