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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EvtPhspFlatLifetime.hh
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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#ifndef EVTPHSPFLATLIFETIME_HH
22#define EVTPHSPFLATLIFETIME_HH
23
25
26class EvtParticle;
27
28// Description:
29// Class to handle generic phase space decays not done
30// in other decay models, with a flat lifetime
31
33 public:
36
39
41 std::string getName() const override;
42
44 EvtDecayBase* clone() const override;
45
47 void initProbMax() override;
48
50 void init() override;
51
53 void decay( EvtParticle* p ) override;
54
55 private:
58};
59
60#endif
virtual ~EvtPhspFlatLifetime()
Destructor.
void init() override
Initialize the model.
double m_maxLifetime
parameter of the model: maximum of the generated lifetime (in ps)
void decay(EvtParticle *p) override
Perform the decay.
void initProbMax() override
Compute maximum weight.
EvtPhspFlatLifetime()
Constructor.
std::string getName() const override
return name of the model
EvtDecayBase * clone() const override
Clone.