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ChargeSelectors.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 
12 
13 namespace ActsFatras {
14 
17  bool operator()(const Particle &particle) const {
18  return (particle.charge() == Particle::Scalar(0));
19  }
20 };
21 
24  bool operator()(const Particle &particle) const {
25  return (particle.charge() != Particle::Scalar(0));
26  }
27 };
28 
31  bool operator()(const Particle &particle) const {
32  return (Particle::Scalar(0) < particle.charge());
33  }
34 };
35 
38  bool operator()(const Particle &particle) const {
39  return (particle.charge() < Particle::Scalar(0));
40  }
41 };
42 
43 } // namespace ActsFatras