EvtGen 2.2.0
Monte Carlo generator of particle decays, in particular the weak decays of heavy flavour particles such as B mesons.
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EvtSLBKPole.cpp
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1
2/***********************************************************************
3* Copyright 1998-2020 CERN for the benefit of the EvtGen authors *
4* *
5* This file is part of EvtGen. *
6* *
7* EvtGen is free software: you can redistribute it and/or modify *
8* it under the terms of the GNU General Public License as published by *
9* the Free Software Foundation, either version 3 of the License, or *
10* (at your option) any later version. *
11* *
12* EvtGen is distributed in the hope that it will be useful, *
13* but WITHOUT ANY WARRANTY; without even the implied warranty of *
14* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
15* GNU General Public License for more details. *
16* *
17* You should have received a copy of the GNU General Public License *
18* along with EvtGen. If not, see <https://www.gnu.org/licenses/>. *
19***********************************************************************/
20
21#include "EvtGenModels/EvtSLBKPole.hh" //modified
22
24#include "EvtGenBase/EvtPDL.hh"
30
31#include "EvtGenModels/EvtSLBKPoleFF.hh" //modified
32
33#include <stdlib.h>
34#include <string>
35
36std::string EvtSLBKPole::getName() const
37{
38 return "SLBKPOLE"; //modified
39}
40
42{ //modified
43
44 return new EvtSLBKPole;
45}
46
48{ //modified
49
51
52 m_calcamp->CalcAmp( p, m_amp2, m_SLBKPoleffmodel.get() ); //modified
53 return;
54}
55
57{
58 EvtId parnum, mesnum, lnum, nunum;
59
60 parnum = getParentId();
61 mesnum = getDaug( 0 );
62 lnum = getDaug( 1 );
63 nunum = getDaug( 2 );
64
65 double mymaxprob = m_calcamp->CalcMaxProb( parnum, mesnum, lnum, nunum,
66 m_SLBKPoleffmodel.get() ); //modified
67
68 setProbMax( mymaxprob );
69}
70
72{ //modified
73
74 checkNDaug( 3 );
75
76 //We expect the parent to be a scalar
77 //and the daughters to be X lepton neutrino
78
82
84
85 m_SLBKPoleffmodel = std::make_unique<EvtSLBKPoleFF>( getNArg(),
86 getArgs() ); //modified
87
88 switch ( mesontype ) {
90 m_calcamp = std::make_unique<EvtSemiLeptonicScalarAmp>();
91 break;
93 m_calcamp = std::make_unique<EvtSemiLeptonicVectorAmp>();
94 break;
96 m_calcamp = std::make_unique<EvtSemiLeptonicTensorAmp>();
97 break;
98 default:;
99 }
100}
EvtAmp m_amp2
void checkSpinDaughter(int d1, EvtSpinType::spintype sp)
EvtDecayBase()=default
int getNDaug() const
void checkSpinParent(EvtSpinType::spintype sp)
int getNArg() const
void setProbMax(double prbmx)
EvtId getParentId() const
EvtId getDaug(int i) const
double * getArgs()
void checkNDaug(int d1, int d2=-1)
const EvtId * getDaugs() const
Definition EvtId.hh:27
static EvtSpinType::spintype getSpinType(EvtId i)
Definition EvtPDL.cpp:371
double initializePhaseSpace(size_t numdaughter, const EvtId *daughters, bool forceResetMasses=false, double poleSize=-1., int whichTwo1=0, int whichTwo2=1)
EvtDecayBase * clone() const override
void decay(EvtParticle *p) override
void initProbMax() override
std::string getName() const override
std::unique_ptr< EvtSemiLeptonicFF > m_SLBKPoleffmodel
void init() override
std::unique_ptr< EvtSemiLeptonicAmp > m_calcamp