myEvtRandomEngine.h

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//--------------------------------------------------------------------------
//
// Module: myEvtRandomEngine.hh
//
// Description:
// this is an EvtRandomEngine
// It is used as an interface of the random number engine provided
// by the random number generator service and EvtGen
// Its "random()" method uses the "Flat()" method of the CLHEP::HepRandomEngine
// provided by the Random Number Generator Service
//
// Modification history:
//
//   Nello Nappi     May 9, 2007         Module created
//
//------------------------------------------------------------------------
 
#ifndef MYEVTRANDOMENGINE_HH
#define MYEVTRANDOMENGINE_HH
 
#include "EvtGenBase/EvtRandomEngine.hh"
 
namespace CLHEP {
  class HepRandomEngine;
}
 
class myEvtRandomEngine : public EvtRandomEngine {
public:
  myEvtRandomEngine(CLHEP::HepRandomEngine* xx);
 
  ~myEvtRandomEngine() override;
 
  double random() override;
 
  void setRandomEngine(CLHEP::HepRandomEngine* v) { the_engine = v; }
 
  CLHEP::HepRandomEngine* engine() const { return the_engine; }
 
private:
  void throwNullPtr() const;
 
  CLHEP::HepRandomEngine* the_engine;
};
#endif