include/EvtGenBase/EvtSemiLeptonicBaryonAmp.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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0014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the        *
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0019 ***********************************************************************/
0020
0021 #ifndef EVTSEMILEPTONICBARYONAMP_HH
0022 #define EVTSEMILEPTONICBARYONAMP_HH
0023
0024 #include "EvtGenBase/EvtSemiLeptonicAmp.hh"
0025
0026 class EvtAmp;
0027 class EvtComplex;
0028 class EvtDiracSpinor;
0029 class EvtParticle;
0030 class EvtRaritaSchwinger;
0031 class EvtSemiLeptonicFF;
0032 class EvtVector4C;
0033 class EvtVector4R;
0034
0035 class EvtSemiLeptonicBaryonAmp : public EvtSemiLeptonicAmp {
0036   public:
0037     //Daughters are initialized and have been added to the parent.
0038     //No need to carry around the daughters seperately!
0039     void CalcAmp( EvtParticle* parent, EvtAmp& amp,
0040                   EvtSemiLeptonicFF* FormFactors ) override;
0041
0042     void CalcAmp( EvtParticle* parent, EvtAmp& amp,
0043                   EvtSemiLeptonicFF* FormFactors, EvtComplex r00,
0044                   EvtComplex r01, EvtComplex r10, EvtComplex r11 );
0045
0046     double CalcMaxProb( EvtId parent, EvtId meson, EvtId lepton, EvtId nudaug,
0047                         EvtSemiLeptonicFF* FormFactors, EvtComplex r00,
0048                         EvtComplex r01, EvtComplex r10, EvtComplex r11 );
0049
0050   private:
0051     EvtVector4C EvtBaryonVACurrent( const EvtDiracSpinor& Bf,
0052                                     const EvtDiracSpinor& Bi,
0053                                     EvtVector4R parent, EvtVector4R daught,
0054                                     const double* ff, int pflag );
0055
0056     EvtVector4C EvtBaryonVARaritaCurrent( const EvtRaritaSchwinger& Bf_vect,
0057                                           const EvtDiracSpinor& Bi,
0058                                           EvtVector4R parent, EvtVector4R daught,
0059                                           const double* ff, int pflag );
0060 };
0061
0062 #endif