EvtPi0Dalitz.hh

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#ifndef EVTPI0DALITZ_HH
#define EVTPI0DALITZ_HH
 
#include "EvtGenBase/EvtDecayProb.hh"
 
class EvtParticle;
 
class EvtPi0Dalitz : public EvtDecayProb {
  public:
    std::string getName() const override;
    EvtDecayBase* clone() const override;
 
    void init() override;
    void initProbMax() override;
 
    void decay( EvtParticle* p ) override;
 
  private:
    double m_poleSize{ 0.00000002 };
 
    // Following are rho mass and width, but in order to keep consistency
    // with what was done before do not use data from particle table.
    const double m_m0Sq{ 0.768 * 0.768 };
    const double m_m0SqG0Sq{ m_m0Sq * 0.151 * 0.151 };
};
 
#endif