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25 // 25 //
26 // INCL++ intra-nuclear cascade model 26 // INCL++ intra-nuclear cascade model
27 // Alain Boudard, CEA-Saclay, France 27 // Alain Boudard, CEA-Saclay, France
28 // Joseph Cugnon, University of Liege, Belgium 28 // Joseph Cugnon, University of Liege, Belgium
29 // Jean-Christophe David, CEA-Saclay, France 29 // Jean-Christophe David, CEA-Saclay, France
30 // Pekka Kaitaniemi, CEA-Saclay, France, and H 30 // Pekka Kaitaniemi, CEA-Saclay, France, and Helsinki Institute of Physics, Finland
31 // Sylvie Leray, CEA-Saclay, France 31 // Sylvie Leray, CEA-Saclay, France
32 // Davide Mancusi, CEA-Saclay, France 32 // Davide Mancusi, CEA-Saclay, France
33 // 33 //
34 #define INCLXX_IN_GEANT4_MODE 1 34 #define INCLXX_IN_GEANT4_MODE 1
35 35
36 #include "globals.hh" 36 #include "globals.hh"
37 37
38 /** \file G4INCLEventInfo.cc 38 /** \file G4INCLEventInfo.cc
39 * \brief Simple container for output of event 39 * \brief Simple container for output of event results.
40 * 40 *
41 * Contains the results of an INCL cascade. 41 * Contains the results of an INCL cascade.
42 * 42 *
43 * \date 21 January 2011 43 * \date 21 January 2011
44 * \author Davide Mancusi 44 * \author Davide Mancusi
45 */ 45 */
46 46
47 #include "G4INCLEventInfo.hh" 47 #include "G4INCLEventInfo.hh"
48 #include "G4INCLGlobals.hh" 48 #include "G4INCLGlobals.hh"
49 #include "G4INCLParticleTable.hh" 49 #include "G4INCLParticleTable.hh"
50 #include "G4INCLParticle.hh" 50 #include "G4INCLParticle.hh"
51 #include <cmath> 51 #include <cmath>
52 52
53 namespace G4INCL { 53 namespace G4INCL {
54 54
55 G4ThreadLocal Int_t EventInfo::eventNumber = 55 G4ThreadLocal Int_t EventInfo::eventNumber = 0;
56 56
57 void EventInfo::fillInverseKinematics(const 57 void EventInfo::fillInverseKinematics(const Double_t gamma) {
58 const Double_t beta = std::sqrt(1.-1./(gam 58 const Double_t beta = std::sqrt(1.-1./(gamma*gamma));
59 for(Int_t i=0; i<nParticles; ++i) { 59 for(Int_t i=0; i<nParticles; ++i) {
60 // determine the particle mass from the 60 // determine the particle mass from the kinetic energy and the momentum;
61 // this ensures consistency with the mas 61 // this ensures consistency with the masses uses by the models
62 Double_t mass; 62 Double_t mass;
63 if(EKin[i]>0.) { 63 if(EKin[i]>0.) {
64 mass = std::max( 64 mass = std::max(
65 0.5 * (px[i]*px[i]+py[ 65 0.5 * (px[i]*px[i]+py[i]*py[i]+pz[i]*pz[i]-EKin[i]*EKin[i]) / EKin[i],
66 0.0); 66 0.0);
67 } else { 67 } else {
68 INCL_WARN("Particle with null kinetic 68 INCL_WARN("Particle with null kinetic energy in fillInverseKinematics, cannot determine its mass:\n"
69 << " A=" << A[i] << ", Z=" 69 << " A=" << A[i] << ", Z=" << Z[i] << ", S=" << S[i] << '\n'
70 << " EKin=" << EKin[i] << " 70 << " EKin=" << EKin[i] << ", px=" << px[i] << ", py=" << py[i] << ", pz=" << pz[i] << '\n'
71 << " Falling back to the ma 71 << " Falling back to the mass from the INCL ParticleTable" << '\n');
72 mass = ParticleTable::getRealMass(A[i] << 72 mass = ParticleTable::getRealMass(A[i], Z[i]);
73 } 73 }
74 74
75 const Double_t ETot = EKin[i] + mass; 75 const Double_t ETot = EKin[i] + mass;
76 const Double_t ETotPrime = gamma*(ETot - 76 const Double_t ETotPrime = gamma*(ETot - beta*pz[i]);
77 EKinPrime[i] = ETotPrime - mass; 77 EKinPrime[i] = ETotPrime - mass;
78 pzPrime[i] = -gamma*(pz[i] - beta*ETot); 78 pzPrime[i] = -gamma*(pz[i] - beta*ETot);
79 const Double_t pPrime = std::sqrt(px[i]* 79 const Double_t pPrime = std::sqrt(px[i]*px[i] + py[i]*py[i] + pzPrime[i]*pzPrime[i]);
80 const Double_t cosThetaPrime = (pPrime>0 80 const Double_t cosThetaPrime = (pPrime>0.) ? (pzPrime[i]/pPrime) : 1.;
81 if(cosThetaPrime>=1.) 81 if(cosThetaPrime>=1.)
82 thetaPrime[i] = 0.; 82 thetaPrime[i] = 0.;
83 else if(cosThetaPrime<=-1.) 83 else if(cosThetaPrime<=-1.)
84 thetaPrime[i] = 180.; 84 thetaPrime[i] = 180.;
85 else 85 else
86 thetaPrime[i] = Math::toDegrees(Math:: 86 thetaPrime[i] = Math::toDegrees(Math::arcCos(cosThetaPrime));
87 } 87 }
88 } 88 }
89 89
90 void EventInfo::remnantToParticle(const G4in 90 void EventInfo::remnantToParticle(const G4int remnantIndex) {
91 91
92 INCL_DEBUG("remnantToParticle function use 92 INCL_DEBUG("remnantToParticle function used\n");
93 93
94 A[nParticles] = ARem[remnantIndex]; 94 A[nParticles] = ARem[remnantIndex];
95 Z[nParticles] = ZRem[remnantIndex]; 95 Z[nParticles] = ZRem[remnantIndex];
96 S[nParticles] = SRem[remnantIndex]; 96 S[nParticles] = SRem[remnantIndex];
97 J[nParticles] = JRem[remnantIndex]; << 97
98 <<
99 <<
100 ParticleSpecies pt(A[nParticles],Z[nParticle 98 ParticleSpecies pt(A[nParticles],Z[nParticles],S[nParticles]);
101 PDGCode[nParticles] = pt.getPDGCode(); 99 PDGCode[nParticles] = pt.getPDGCode();
102 100
103 ParticleBias[nParticles] = Particle::getTo 101 ParticleBias[nParticles] = Particle::getTotalBias();
104 emissionTime[nParticles] = stoppingTime; 102 emissionTime[nParticles] = stoppingTime;
105 103
106 px[nParticles] = pxRem[remnantIndex]; 104 px[nParticles] = pxRem[remnantIndex];
107 py[nParticles] = pyRem[remnantIndex]; 105 py[nParticles] = pyRem[remnantIndex];
108 pz[nParticles] = pzRem[remnantIndex]; 106 pz[nParticles] = pzRem[remnantIndex];
109 107
110 const G4double plab = std::sqrt(pxRem[remn 108 const G4double plab = std::sqrt(pxRem[remnantIndex]*pxRem[remnantIndex]
111 +pyRem[remna 109 +pyRem[remnantIndex]*pyRem[remnantIndex]
112 +pzRem[remna 110 +pzRem[remnantIndex]*pzRem[remnantIndex]);
113 if(plab != 0.0){ << 111 G4double pznorm = pzRem[remnantIndex]/plab;
114 G4double pznorm = pzRem[remnantIndex]/pl << 112 if(pznorm>1.)
115 if(pznorm>1.) pznorm = 1.; << 113 pznorm = 1.;
116 else if(pznorm<-1.) pznorm = -1.; << 114 else if(pznorm<-1.)
>> 115 pznorm = -1.;
117 theta[nParticles] = Math::toDegrees(Math:: 116 theta[nParticles] = Math::toDegrees(Math::arcCos(pznorm));
118 phi[nParticles] = Math::toDegrees(std::ata 117 phi[nParticles] = Math::toDegrees(std::atan2(pyRem[remnantIndex],pxRem[remnantIndex]));
>> 118
119 EKin[nParticles] = EKinRem[remnantIndex]; 119 EKin[nParticles] = EKinRem[remnantIndex];
120 } <<
121 else{ <<
122 theta[nParticles] = 0.0; <<
123 phi[nParticles] = 0.0; <<
124 EKin[nParticles] = 0.0; <<
125 } <<
126 origin[nParticles] = -1; // Origin: cascad 120 origin[nParticles] = -1; // Origin: cascade
127 #ifdef INCLXX_IN_GEANT4_MODE <<
128 parentResonancePDGCode[nParticles] = 0; / <<
129 parentResonanceID[nParticles] = 0; / <<
130 #endif <<
131 history.push_back(""); // history 121 history.push_back(""); // history
132 nParticles++; 122 nParticles++;
133 // assert(history.size()==(unsigned int)nParti 123 // assert(history.size()==(unsigned int)nParticles);
134 } 124 }
135 } 125 }
136 126
137 127