| Geant4 Cross Reference |
1 // 1 //
2 // ******************************************* 2 // ********************************************************************
3 // * License and Disclaimer 3 // * License and Disclaimer *
4 // * 4 // * *
5 // * The Geant4 software is copyright of th 5 // * The Geant4 software is copyright of the Copyright Holders of *
6 // * the Geant4 Collaboration. It is provided 6 // * the Geant4 Collaboration. It is provided under the terms and *
7 // * conditions of the Geant4 Software License 7 // * conditions of the Geant4 Software License, included in the file *
8 // * LICENSE and available at http://cern.ch/ 8 // * LICENSE and available at http://cern.ch/geant4/license . These *
9 // * include a list of copyright holders. 9 // * include a list of copyright holders. *
10 // * 10 // * *
11 // * Neither the authors of this software syst 11 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing fin 12 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warran 13 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assum 14 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file 15 // * use. Please see the license in the file LICENSE and URL above *
16 // * for the full disclaimer and the limitatio 16 // * for the full disclaimer and the limitation of liability. *
17 // * 17 // * *
18 // * This code implementation is the result 18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. *
20 // * By using, copying, modifying or distri 20 // * By using, copying, modifying or distributing the software (or *
21 // * any work based on the software) you ag 21 // * any work based on the software) you agree to acknowledge its *
22 // * use in resulting scientific publicati 22 // * use in resulting scientific publications, and indicate your *
23 // * acceptance of all terms of the Geant4 Sof 23 // * acceptance of all terms of the Geant4 Software license. *
24 // ******************************************* 24 // ********************************************************************
25 // 25 //
>> 26 // $Id: G4ee2KNeutralModel.cc 82961 2014-07-21 09:20:49Z gcosmo $
26 // 27 //
27 // ------------------------------------------- 28 // -------------------------------------------------------------------
28 // 29 //
29 // GEANT4 Class header file 30 // GEANT4 Class header file
30 // 31 //
31 // 32 //
32 // File name: G4ee2KNeutralModel 33 // File name: G4ee2KNeutralModel
33 // 34 //
34 // Author: Vladimir Ivanchenko 35 // Author: Vladimir Ivanchenko
35 // 36 //
36 // Creation date: 09.07.2008 37 // Creation date: 09.07.2008
37 // 38 //
38 // Modifications: 39 // Modifications:
39 // 40 //
40 // 41 //
41 // ------------------------------------------- 42 // -------------------------------------------------------------------
42 // 43 //
43 44
44 45
45 //....oooOO0OOooo........oooOO0OOooo........oo 46 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
46 //....oooOO0OOooo........oooOO0OOooo........oo 47 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
47 48
48 #include "G4ee2KNeutralModel.hh" 49 #include "G4ee2KNeutralModel.hh"
49 #include "Randomize.hh" 50 #include "Randomize.hh"
50 #include "G4PhysicalConstants.hh" 51 #include "G4PhysicalConstants.hh"
51 #include "G4SystemOfUnits.hh" 52 #include "G4SystemOfUnits.hh"
52 #include "G4KaonZeroLong.hh" 53 #include "G4KaonZeroLong.hh"
53 #include "G4KaonZeroShort.hh" 54 #include "G4KaonZeroShort.hh"
54 #include "G4DynamicParticle.hh" 55 #include "G4DynamicParticle.hh"
55 #include "G4PhysicsVector.hh" 56 #include "G4PhysicsVector.hh"
56 #include "G4PhysicsLinearVector.hh" 57 #include "G4PhysicsLinearVector.hh"
57 #include "G4eeCrossSections.hh" 58 #include "G4eeCrossSections.hh"
58 59
59 //....oooOO0OOooo........oooOO0OOooo........oo 60 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
60 61
61 using namespace std; 62 using namespace std;
62 63
63 G4ee2KNeutralModel::G4ee2KNeutralModel(G4eeCro 64 G4ee2KNeutralModel::G4ee2KNeutralModel(G4eeCrossSections* cr,
64 G4double maxkinEnergy, 65 G4double maxkinEnergy,
65 G4double binWidth) 66 G4double binWidth)
66 : G4Vee2hadrons(cr, 67 : G4Vee2hadrons(cr,
67 2.0*G4KaonZeroLong::KaonZeroLong()->GetPD 68 2.0*G4KaonZeroLong::KaonZeroLong()->GetPDGMass(),
68 maxkinEnergy, 69 maxkinEnergy,
69 binWidth) 70 binWidth)
70 { 71 {
71 G4cout << "####G4ee2KNeutralModel####" <<G4e 72 G4cout << "####G4ee2KNeutralModel####" <<G4endl;
72 73
73 massK = G4KaonZeroLong::KaonZeroLong()->GetP 74 massK = G4KaonZeroLong::KaonZeroLong()->GetPDGMass();
74 massPhi = 1019.46*MeV; 75 massPhi = 1019.46*MeV;
75 } 76 }
76 77
77 //....oooOO0OOooo........oooOO0OOooo........oo 78 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
78 79
79 G4ee2KNeutralModel::~G4ee2KNeutralModel() 80 G4ee2KNeutralModel::~G4ee2KNeutralModel()
80 {} 81 {}
81 82
82 //....oooOO0OOooo........oooOO0OOooo........oo 83 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
83 84
84 G4double G4ee2KNeutralModel::PeakEnergy() cons 85 G4double G4ee2KNeutralModel::PeakEnergy() const
85 { 86 {
86 return massPhi; 87 return massPhi;
87 } 88 }
88 89
89 //....oooOO0OOooo........oooOO0OOooo........oo 90 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
90 91
91 G4double G4ee2KNeutralModel::ComputeCrossSecti 92 G4double G4ee2KNeutralModel::ComputeCrossSection(G4double e) const
92 { 93 {
93 return cross->CrossSection2Kneutral(e); 94 return cross->CrossSection2Kneutral(e);
94 } 95 }
95 96
96 //....oooOO0OOooo........oooOO0OOooo........oo 97 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
97 98
98 void G4ee2KNeutralModel::SampleSecondaries(std 99 void G4ee2KNeutralModel::SampleSecondaries(std::vector<G4DynamicParticle*>* newp,
99 G4double e, const G4ThreeVector& directi 100 G4double e, const G4ThreeVector& direction)
100 { 101 {
101 102
102 G4double tkin = 0.5*e - massK; 103 G4double tkin = 0.5*e - massK;
103 if(tkin < 0.0) tkin = 0.0; 104 if(tkin < 0.0) tkin = 0.0;
104 105
105 G4double cost; 106 G4double cost;
106 do { 107 do {
107 cost = 2.0*G4UniformRand() - 1.0; 108 cost = 2.0*G4UniformRand() - 1.0;
108 // Loop checking, 07-Aug-2015, Vladimir Iv <<
109 } while( G4UniformRand() > 1.0 - cost*cost ) 109 } while( G4UniformRand() > 1.0 - cost*cost );
110 110
111 G4double sint = sqrt(1.0 - cost*cost); 111 G4double sint = sqrt(1.0 - cost*cost);
112 G4double phi = twopi * G4UniformRand(); 112 G4double phi = twopi * G4UniformRand();
113 113
114 G4ThreeVector dir(sint*cos(phi),sint*sin(phi 114 G4ThreeVector dir(sint*cos(phi),sint*sin(phi), cost);
115 dir.rotateUz(direction); 115 dir.rotateUz(direction);
116 116
117 // create G4DynamicParticle objects 117 // create G4DynamicParticle objects
118 G4DynamicParticle* p1 = 118 G4DynamicParticle* p1 =
119 new G4DynamicParticle(G4KaonZeroLong::Kao 119 new G4DynamicParticle(G4KaonZeroLong::KaonZeroLong(),dir,tkin);
120 G4DynamicParticle* p2 = 120 G4DynamicParticle* p2 =
121 new G4DynamicParticle(G4KaonZeroShort::Ka 121 new G4DynamicParticle(G4KaonZeroShort::KaonZeroShort(),-dir,tkin);
122 newp->push_back(p1); 122 newp->push_back(p1);
123 newp->push_back(p2); 123 newp->push_back(p2);
124 } 124 }
125 125
126 //....oooOO0OOooo........oooOO0OOooo........oo 126 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
127 127
128 128