include/EvtGenBase/EvtPto3PAmpSmpResolution.hh

0001
0002 /***********************************************************************
0003 * Copyright 1998-2020 CERN for the benefit of the EvtGen authors       *
0004 *                                                                      *
0005 * This file is part of EvtGen.                                         *
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0020
0021 #ifndef EVT_PTO3P_AMP_SMPRSL_HH
0022 #define EVT_PTO3P_AMP_SMPRSL_HH
0023
0024 #include "EvtGenBase/EvtCyclic3.hh"
0025 #include "EvtGenBase/EvtPto3PAmp.hh"
0026
0027 class EvtComplex;
0028
0029 class EvtPto3PAmpSmpResolution : public EvtPto3PAmp {
0030   public:
0031     EvtPto3PAmpSmpResolution( EvtDalitzPlot dp, EvtCyclic3::Pair pairAng,
0032                               EvtCyclic3::Pair pairRes,
0033                               EvtSpinType::spintype spin,
0034                               const EvtPropagator& prop, NumType typeN );
0035
0036     EvtAmplitude<EvtDalitzPoint>* clone() const override
0037     {
0038         return new EvtPto3PAmpSmpResolution( *this );
0039     }
0040
0041     EvtComplex evalPropagator( double m ) const override;
0042
0043     void setResolution( double bias, double sigma )
0044     {
0045         _bias = bias;
0046         _sigma = sigma;
0047     }
0048
0049   private:
0050     double _bias;
0051     double _sigma;
0052 };
0053
0054 #endif