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File indexing completed on 2026-08-06 09:20:07
0001 0002 /*********************************************************************** 0003 * Copyright 1998-2020 CERN for the benefit of the EvtGen authors * 0004 * * 0005 * This file is part of EvtGen. * 0006 * * 0007 * EvtGen is free software: you can redistribute it and/or modify * 0008 * it under the terms of the GNU General Public License as published by * 0009 * the Free Software Foundation, either version 3 of the License, or * 0010 * (at your option) any later version. * 0011 * * 0012 * EvtGen is distributed in the hope that it will be useful, * 0013 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 0014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * 0015 * GNU General Public License for more details. * 0016 * * 0017 * You should have received a copy of the GNU General Public License * 0018 * along with EvtGen. If not, see <https://www.gnu.org/licenses/>. * 0019 ***********************************************************************/ 0020 0021 #ifndef EVTSSDCP_HH 0022 #define EVTSSDCP_HH 0023 0024 #include "EvtGenBase/EvtDecayAmp.hh" 0025 0026 class EvtParticle; 0027 0028 // Description: This module is part of the unification of simulation of CP violation in 0029 // B decays. This model handles decays of the type B->SD where D is either 0030 // a spin 0, 1, or 2 particle. See long writeup for more information. 0031 0032 class EvtSSDCP : public EvtDecayAmp { 0033 public: 0034 std::string getName() override; 0035 EvtDecayBase* clone() override; 0036 0037 void initProbMax() override; 0038 void init() override; 0039 void decay( EvtParticle* p ) override; 0040 0041 std::string getParamName( int i ) override; 0042 std::string getParamDefault( int i ) override; 0043 0044 private: 0045 //Arguments 0046 0047 double _dm; 0048 0049 double _dgog; 0050 0051 EvtComplex _qoverp; 0052 EvtComplex _poverq; 0053 EvtComplex _z; //FS CPTV parameter 0054 0055 // FS commented next line becuse not used 0056 // int _cp; 0057 0058 EvtComplex _A_f; 0059 EvtComplex _Abar_f; 0060 0061 EvtComplex _A_fbar; 0062 EvtComplex _Abar_fbar; 0063 0064 //Derived quantities 0065 0066 double _gamma; 0067 double _dgamma; 0068 0069 bool _eigenstate; 0070 }; 0071 0072 #endif
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