EvgenOTFTopUpSvc.h

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/*
  Copyright (C) 2002-2020 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef XAOD_ANALYSIS
 
#ifndef EVGENPRODTOOLS_EVGENOTFTOPUPSVC_H
#define EVGENPRODTOOLS_EVGENOTFTOPUPSVC_H
 
#include "AthenaBaseComps/AthService.h"
#include "GenInterfaces/IEvgenOTFTopUpSvc.h"
#include <string>
 
class EvgenOTFTopUpSvc : public AthService , public IEvgenOTFTopUpSvc {
public:
 
  // Constructor and destructor
  EvgenOTFTopUpSvc(const std::string& name, ISvcLocator* pSvcLocator);
 
  ~EvgenOTFTopUpSvc() {;} 
 
  // Standard sequence functions - don't actually need an excecute
  //  Could use init() as a chance to run OTF for the first time,
  //  but that applied to the OTF algorithm, not this service
  StatusCode finalize();
 
  // Getters
  virtual long   getNPerFile()    const { return m_nPerFile; }
  virtual long   getNUsedSoFar()  const { return m_nUsedSoFar; }
  virtual double getEfficiency()  const { return m_efficiency; }
  virtual bool   getNewFileFlag() const { return m_newFileFlag; }
 
  // Setters - first for Pythia/Herwig to call when they use up events
  virtual void   usedEvents() { ++m_nUsedSoFar; }
  virtual void   usedEvents( const int n ) { m_nUsedSoFar+=n; }
 
  // New file created by the OTF generator algorithm
  virtual void   newFile( std::string& s ) { ++m_nIterations; m_newFileFlag=true; m_newFileName=s; m_nUsedSoFar=0; }
 
  // New file grabbed by the showering generator
  virtual const std::string& getFile() { m_newFileFlag=false; return m_newFileName; }
 
  static const InterfaceID& interfaceID() { return IID_IEvgenOTFTopUpSvc; }
  StatusCode queryInterface(const InterfaceID& riid, void** ppvInterface);
 
private:
 
  bool        m_execDuringInit; 
  long        m_nPerFile;       
  long        m_nUsedSoFar;     
  double      m_efficiency;     
  bool        m_newFileFlag;    
  std::string m_newFileName;    
 
  long        m_nTotal;         
  long        m_nIterations;    
};
 
#endif
 
#endif