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Interactions.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 #include "Acts/Utilities/Units.hpp"
13 
14 #include <utility>
15 
16 namespace Acts {
17 
33 float computeEnergyLossBethe(const MaterialSlab& slab, int pdg, float m,
34  float qOverP, float q = UnitConstants::e);
38 float deriveEnergyLossBetheQOverP(const MaterialSlab& slab, int pdg, float m,
39  float qOverP, float q = UnitConstants::e);
40 
49 float computeEnergyLossLandau(const MaterialSlab& slab, int pdg, float m,
50  float qOverP, float q = UnitConstants::e);
54 float deriveEnergyLossLandauQOverP(const MaterialSlab& slab, int pdg, float m,
55  float qOverP, float q = UnitConstants::e);
56 
64 float computeEnergyLossLandauSigma(const MaterialSlab& slab, int pdg, float m,
65  float qOverP, float q = UnitConstants::e);
69 float computeEnergyLossLandauSigmaQOverP(const MaterialSlab& slab, int pdg,
70  float m, float qOverP,
71  float q = UnitConstants::e);
72 
84 float computeEnergyLossRadiative(const MaterialSlab& slab, int pdg, float m,
85  float qOverP, float q = UnitConstants::e);
89 float deriveEnergyLossRadiativeQOverP(const MaterialSlab& slab, int pdg,
90  float m, float qOverP,
91  float q = UnitConstants::e);
92 
104 float computeEnergyLossMean(const MaterialSlab& slab, int pdg, float m,
105  float qOverP, float q = UnitConstants::e);
109 float deriveEnergyLossMeanQOverP(const MaterialSlab& slab, int pdg, float m,
110  float qOverP, float q = UnitConstants::e);
111 
115 float computeEnergyLossMode(const MaterialSlab& slab, int pdg, float m,
116  float qOverP, float q = UnitConstants::e);
120 float deriveEnergyLossModeQOverP(const MaterialSlab& slab, int pdg, float m,
121  float qOverP, float q = UnitConstants::e);
122 
130 float computeMultipleScatteringTheta0(const MaterialSlab& slab, int pdg,
131  float m, float qOverP,
132  float q = UnitConstants::e);
133 
134 } // namespace Acts