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PdgSelectors.hpp
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1 // This file is part of the Acts project.
2 //
3 // Copyright (C) 2018-2020 CERN for the benefit of the Acts project
4 //
5 // This Source Code Form is subject to the terms of the Mozilla Public
6 // License, v. 2.0. If a copy of the MPL was not distributed with this
7 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 
9 #pragma once
10 
13 
14 namespace ActsFatras {
15 
19 template <Acts::PdgParticle Pdg>
20 struct PdgSelector {
21  bool operator()(const Particle &particle) const {
22  return (particle.pdg() == Pdg);
23  }
24 };
25 
27 template <Acts::PdgParticle Pdg>
29  bool operator()(const Particle &particle) const {
30  return (makeAbsolutePdgParticle(particle.pdg()) ==
32  }
33 };
34 
38 template <Acts::PdgParticle Pdg>
39 struct PdgExcluder {
40  bool operator()(const Particle &particle) const {
41  return (particle.pdg() != Pdg);
42  }
43 };
44 
46 template <Acts::PdgParticle Pdg>
48  bool operator()(const Particle &particle) const {
49  return (makeAbsolutePdgParticle(particle.pdg()) !=
51  }
52 };
53 
54 } // namespace ActsFatras