EvtRexc.hh

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//--------------------------------------------------------------------------
// pingrg-2014-10-16
// Model REXC : used to decay vgam to the final state as in ConExc model
// Name: REXC: R-scan exclusive decay model
// Decay cards:
//  Decay vgam
//  1  REXC;
//  Enddecay
// particle vgam is mandatory
//------------------------------------------------------------------------
 
#ifndef EVTREXC_HH
#define EVTREXC_HH
 
#include "../EvtGenBase/EvtDecayIncoherent.hh"
#include "EvtConExc.hh"
class EvtParticle;
 
class EvtRexc : public EvtDecayIncoherent {
 
public:
  EvtRexc() {}
  virtual ~EvtRexc();
 
  void getName( std::string& name );
 
  EvtDecayBase* clone();
 
  void initProbMax();
 
  void init();
 
  void decay( EvtParticle* p );
 
  double baryonAng( double mx );
  bool   angularSampling( EvtParticle* par );
  bool   hadron_angle_sampling( EvtVector4R ppi, EvtVector4R pcm );
  bool   meson_sampling( EvtVector4R pcm, EvtVector4R pi );
  bool   VP_sampling( EvtVector4R pcm, EvtVector4R pi );
 
private:
  EvtConExc* myconexc;
  double     cosp, cosk;
  EvtId      _daugs[10], gamId;
};
 
#endif