include/EvtGenBase/EvtDecayParm.hh

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 EVTDECAYPARM_HH
0022 #define EVTDECAYPARM_HH
0023
0024 #include <string>
0025
0026 // Description: Class to keep the arguments and daughters of a decay
0027
0028 class EvtParticle;
0029
0030 typedef void ( *fcnPtr )( EvtParticle*, int, int*, double* );
0031
0032 class EvtDecayParm {
0033   public:
0034     EvtDecayParm();
0035     ~EvtDecayParm();
0036
0037     void init( fcnPtr pfcn, int ndaug, int* daugs, int narg, double* args,
0038                std::string name );
0039
0040     int getNDaug() { return itsndaug; }
0041     int getNArg() { return itsnarg; }
0042     int* getDaugs() { return itsdaugs; }
0043     double* getArgs() { return itsargs; }
0044     fcnPtr getfcnPtr() { return itsfcn; }
0045     std::string getModelName() { return modelname; }
0046
0047   private:
0048     fcnPtr itsfcn;
0049     int itsndaug;
0050     int* itsdaugs;
0051     int itsnarg;
0052     double* itsargs;
0053     std::string modelname;
0054 };
0055
0056 #endif