1 | // |
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2 | // ******************************************************************** |
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3 | // * License and Disclaimer * |
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4 | // * * |
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5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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7 | // * conditions of the Geant4 Software License, included in the file * |
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8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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9 | // * include a list of copyright holders. * |
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10 | // * * |
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11 | // * Neither the authors of this software system, nor their employing * |
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12 | // * institutes,nor the agencies providing financial support for this * |
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13 | // * work make any representation or warranty, express or implied, * |
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14 | // * regarding this software system or assume any liability for its * |
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15 | // * use. Please see the license in the file LICENSE and URL above * |
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16 | // * for the full disclaimer and the limitation of liability. * |
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17 | // * * |
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18 | // * This code implementation is the result of the scientific and * |
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19 | // * technical work of the GEANT4 collaboration. * |
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20 | // * By using, copying, modifying or distributing the software (or * |
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21 | // * any work based on the software) you agree to acknowledge its * |
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22 | // * use in resulting scientific publications, and indicate your * |
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23 | // * acceptance of all terms of the Geant4 Software license. * |
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24 | // ******************************************************************** |
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25 | // |
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26 | // |
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27 | // $Id: G4QFragmentation.cc,v 1.6 2009/12/16 17:51:03 gunter Exp $ |
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28 | // GEANT4 tag $Name: geant4-09-03 $ |
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29 | // |
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30 | // ----------------------------------------------------------------------------- |
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31 | // GEANT 4 class header file |
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32 | // |
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33 | // History: |
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34 | // Created by Mikhail Kossov, October 2006 |
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35 | // CHIPS QGS fragmentation class |
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36 | // For comparison similar member functions can be found in the G4 classes: |
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37 | // G4QGSParticipants |
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38 | // G4QGSModels |
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39 | // G4ExcitedStringDecay |
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40 | // ----------------------------------------------------------------------------- |
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41 | // Short description: CHIPS QG string fragmentation class |
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42 | // Rhe key member function is Scatter, making the interaction (see G4QCollision) |
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43 | // ----------------------------------------------------------------------------- |
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44 | //#define debug |
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45 | //#define edebug |
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46 | //#define pdebug |
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47 | //#define sdebug |
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48 | //#define ppdebug |
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49 | |
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50 | #include "G4QFragmentation.hh" |
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51 | |
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52 | // Promoting model parameters from local variables class properties @@(? M.K.) |
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53 | |
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54 | // Definition of static parameters |
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55 | G4int G4QFragmentation::nCutMax=7; |
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56 | G4double G4QFragmentation::stringTension=1.5*GeV/fermi; |
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57 | G4double G4QFragmentation::tubeDensity =1.5/fermi; |
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58 | // Parameters of diffractional fragmentation (was .72*) |
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59 | G4double G4QFragmentation::widthOfPtSquare=-GeV*GeV;// pt -width2 forStringExcitation |
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60 | |
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61 | G4QFragmentation::G4QFragmentation(const G4QNucleus &aNucleus, const G4QHadron &aPrimary) |
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62 | { |
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63 | static const G4double mProt= G4QPDGCode(2212).GetMass(); // Mass of proton |
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64 | static const G4double mProt2= mProt*mProt; // SquaredMass of proton |
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65 | static const G4double mPi0= G4QPDGCode(111).GetMass(); // Mass of Pi0 |
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66 | theWorld= G4QCHIPSWorld::Get(); // Pointer to CHIPS World |
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67 | theQuasiElastic=G4QuasiFreeRatios::GetPointer(); // Pointer to CHIPS quasiElastic |
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68 | theDiffraction=G4QDiffractionRatio::GetPointer(); // Pointer to CHIPS Diffraction |
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69 | theResult = new G4QHadronVector; // Define theResultingHadronVector |
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70 | G4bool stringsInitted=false; // Strings are initiated |
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71 | G4QHadron aProjectile = aPrimary; // As a primary is const |
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72 | G4LorentzRotation toZ; // Lorentz Transformation to the projectileSystem |
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73 | G4LorentzVector proj4M=aProjectile.Get4Momentum(); // Projectile 4-momentum in LS |
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74 | #ifdef edebug |
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75 | G4LorentzVector targ4M=aProjectile.Get4Momentum(); // Target 4-momentum in LS |
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76 | G4double tgMass=aNucleus.GetGSMass(); // Ground state mass of the nucleus |
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77 | G4double cM=0.; |
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78 | G4double cs=(proj4M+targ4M).mag2(); // s of the compound |
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79 | if(cs > 0.) cM=std::sqrt(cs); |
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80 | G4cout<<"G4QFragmentation::Construct: *Called*, p4M="<<proj4M<<", A="<<aNucleus<<tgMass |
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81 | <<",M="<<cM<<",s="<<cs<<",t4M="<<targ4M<<G4endl; |
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82 | #endif |
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83 | G4int tZ=aNucleus.GetZ(); |
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84 | G4int tN=aNucleus.GetN(); |
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85 | G4int tPDG=90000000+tZ*1000+tN; |
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86 | toZ.rotateZ(-proj4M.phi()); |
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87 | toZ.rotateY(-proj4M.theta()); |
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88 | G4LorentzVector zProj4M=toZ*proj4M; // Proj 4-momentum in LS rotated to Z axis |
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89 | aProjectile.Set4Momentum(zProj4M); // Now the projectile moves along Z axis |
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90 | #ifdef edebug |
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91 | G4int totChg=aProjectile.GetCharge()+tZ;// Charge of the projectile+target for the CHECK |
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92 | G4int totBaN=aProjectile.GetBaryonNumber()+tZ+tN;// Baryon Number of Proj+Targ for CHECK |
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93 | G4LorentzVector tgLS4M(0.,0.,0.,tgMass);// Target 4-momentum in LS |
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94 | G4LorentzVector totLS4M=proj4M+tgLS4M; // Total 4-momentum in LS |
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95 | G4LorentzVector totZLS4M=zProj4M+tgLS4M;// Total 4-momentum in LS with momentum along Z |
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96 | G4cout<<"-EMC-G4QFragmentation::Construct:tLS4M="<<totLS4M<<",tZLS4M="<<totZLS4M<<G4endl; |
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97 | // === From nere all consideration is made in the rotated LS frame (proj is along Z) === |
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98 | #endif |
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99 | G4LorentzRotation toLab(toZ.inverse()); // Lorentz Transfornation "ZLS"->LS (at the end) |
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100 | G4int pPDG=aProjectile.GetPDGCode(); // The PDG code of the projectile |
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101 | G4double projM=aProjectile.GetMass(); // Mass of the projectile |
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102 | G4QInteractionVector theInteractions; // A vector of interactions (taken from the Body) |
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103 | G4QPartonPairVector thePartonPairs; // The parton pairs (taken from the Body) |
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104 | G4int ModelMode=SOFT; // The current model type (taken from the Body) |
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105 | theNucleus=G4QNucleus(tZ,tN); // Create theNucleus (Body) to Move From LS to CM |
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106 | theNucleus.InitByPDG(tPDG); // Reinit the Nucleus for the new Attempt |
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107 | #ifdef debug |
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108 | G4cout<<"G4QFragmentation::Construct: Nucleus4Mom="<<theNucleus.Get4Momentum()<<G4endl; |
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109 | #endif |
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110 | theNucleus.Init3D(); // 3D-initialisation(nucleons) of theNucleusClone |
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111 | // Now we can make the Quasi-Elastic (@@ Better to select a nucleon from the perifery) |
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112 | std::pair<G4double,G4double> ratios=std::make_pair(0.,0.); |
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113 | G4int apPDG=std::abs(pPDG); |
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114 | if(apPDG>99) |
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115 | { |
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116 | G4double pMom=proj4M.vect().mag(); // proj.Momentum in MeV (indepUnits) |
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117 | ratios = theQuasiElastic->GetRatios(pMom, pPDG, tZ, tN); |
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118 | G4double qeRat = ratios.first*ratios.second; // quasi-elastic part [qe/in] |
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119 | G4double difRat= theDiffraction->GetRatio(pMom, pPDG, tZ, tN); // diffrPart [d/(in-qe)] |
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120 | if(qeRat < 1.) difRat /= (1.-qeRat)*.5; // Double for Top/Bottom |
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121 | difRat += qeRat; // for the diffraction selection |
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122 | G4double rnd=G4UniformRand(); |
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123 | if(rnd < qeRat) // --> Make Quasi-Elastic reaction |
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124 | { |
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125 | theNucleus.StartLoop(); // Prepare Loop ovder nucleons |
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126 | G4QHadron* pNucleon = theNucleus.GetNextNucleon(); // Get the next nucleon to try |
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127 | G4LorentzVector pN4M=pNucleon->Get4Momentum(); // Selected Nucleon 4-momentum |
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128 | G4int pNPDG=pNucleon->GetPDGCode(); // Selected Nucleon PDG code |
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129 | #ifdef debug |
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130 | G4cout<<">QE>G4QFragmentation::Construct:TryQE,R="<<ratios.first*ratios.second<<",N4M=" |
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131 | <<pN4M<<",NPDG="<<pNPDG<<G4endl; |
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132 | #endif |
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133 | std::pair<G4LorentzVector,G4LorentzVector> QEout=theQuasiElastic->Scatter(pNPDG,pN4M, |
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134 | pPDG,proj4M); |
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135 | if(QEout.first.e() > 0) // ==> Successful scattering |
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136 | { |
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137 | G4QHadron* qfN = new G4QHadron(pNPDG,QEout.first); |
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138 | theResult->push_back(qfN); // Scattered Quasi-free nucleon |
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139 | G4QHadron* qfP = new G4QHadron(pPDG,QEout.second); |
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140 | theResult->push_back(qfP); // Scattered Projectile |
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141 | theNucleus.SubtractNucleon(pNucleon); // Exclude the used nucleon from Nuc |
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142 | G4LorentzVector r4M=theNucleus.Get4Momentum(); // Nucleus 4-momentum in LS |
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143 | G4int rPDG=theNucleus.GetPDG(); // Nuclear PDG |
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144 | G4QHadron* resNuc = new G4QHadron(rPDG,r4M); // The residual Nucleus |
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145 | theResult->push_back(resNuc); // Fill the residual nucleus |
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146 | #ifdef debug |
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147 | G4cout<<"-->QE-->G4QFragmentation::Construct:QEDone, N4M="<<QEout.first<<", p4M=" |
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148 | <<QEout.second<<G4endl; |
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149 | #endif |
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150 | return; // The Quasielastic is the only act |
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151 | } |
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152 | } // End of quasi-elastic reaction |
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153 | else if(rnd < difRat) // --> Make diffractive reaction |
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154 | { |
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155 | #ifdef debug |
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156 | G4cout<<"-->Dif-->G4QFragmentation::Construct: qe="<<qeRat<<", dif="<<difRat-qeRat |
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157 | <<",P="<<proj4M.vect().mag()<<", tZ="<<tZ<<", tN="<<tN<<G4endl; |
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158 | #endif |
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159 | G4QHadronVector* out=0; |
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160 | if(G4UniformRand()>0.5) out=theDiffraction->TargFragment(pPDG, proj4M, tZ, tN); |
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161 | else out=theDiffraction->ProjFragment(pPDG, proj4M, tZ, tN); |
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162 | G4int nSec=out->size(); // #of secondaries in diffReaction |
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163 | if(nSec>1) for(G4int i=0; i<nSec; i++) theResult->push_back((*out)[i]); |
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164 | else if(nSec>0) |
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165 | { |
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166 | #ifdef debug |
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167 | G4cout<<"-Warning-G4QFragmentation::Construct: 1 secondary in Diffractionp 4M=" |
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168 | <<proj4M<<", s4M="<<(*out)[0]->Get4Momentum()<<G4endl; |
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169 | #endif |
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170 | delete (*out)[0]; |
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171 | } |
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172 | out->clear(); // Clean up the output QHadronVector |
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173 | delete out; // Delete the output QHadronVector |
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174 | if(nSec>1) return; |
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175 | } // End of diffraction |
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176 | } |
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177 | #ifdef edebug |
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178 | G4LorentzVector sum1=theNucleus.GetNucleons4Momentum(); // Sum ofNucleons4M inRotatedLS |
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179 | G4cout<<"-EMC-G4QFragmentation::Construct: Nuc4M="<<sum1<<G4endl; |
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180 | #endif |
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181 | G4ThreeVector theCurrentVelocity(0.,0.,0.); // "CM" velosity (temporary) |
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182 | // @@ "target Nucleon" == "Proton at rest" case (M.K. ?) |
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183 | G4double nCons = 1; // 1 or baryonNum of the Projectile |
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184 | G4int projAbsB=std::abs(aProjectile.GetBaryonNumber());// Fragment/Baryon (Meson/AntiB) |
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185 | if(projAbsB>1) nCons = projAbsB; // @@ what if this is a meson ? |
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186 | // Very important! Here the projectile 4M is recalculated in the ZLS (previously in LS) |
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187 | proj4M = aProjectile.Get4Momentum(); // 4-mom of theProjectileHadron inZLS |
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188 | G4double pz_per_projectile = proj4M.pz()/nCons; // Momentum per nucleon (hadron?) |
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189 | // @@ use M_A/A instead of mProt ------------ M.K. |
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190 | G4double e_per_projectile = proj4M.e()/nCons+mProt;// @@ Add MassOfTargetProtonAtRest |
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191 | G4double vz = pz_per_projectile/e_per_projectile; // Speed of the "oneNuclenCM" |
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192 | #ifdef debug |
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193 | G4cout<<"G4QFragmentation::Construct: Projectile4M="<<proj4M<<", Vz="<<vz<<", nC=" |
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194 | <<nCons<<", pE="<<e_per_projectile<<G4endl; |
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195 | #endif |
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196 | theCurrentVelocity.setZ(vz); // CM (w/r to one nucleon) velosity |
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197 | theNucleus.DoLorentzBoost(-theCurrentVelocity); // BoostTgNucleus to"CM" |
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198 | #ifdef edebug |
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199 | G4LorentzVector sum2=theNucleus.GetNucleons4Momentum();// Sum of Nucleons 4M in RotatedCM |
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200 | G4cout<<"-EMC-G4QFragmentation::Construct: AfterBoost, v="<<vz<<", Nuc4M="<<sum2<<G4endl; |
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201 | #endif |
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202 | G4LorentzVector cmProjMom = proj4M; // Copy the original proj4M in LS |
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203 | cmProjMom.boost(-theCurrentVelocity); // Bring the LS proj4Mom to "CM" |
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204 | G4double kE=cmProjMom.e()-projM; |
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205 | #ifdef debug |
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206 | G4cout<<"G4QFragmentation::Construct: kE="<<kE<<G4endl; |
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207 | #endif |
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208 | G4int maxCt=1; |
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209 | if(kE > 720.) maxCt=static_cast<int>(std::log(kE/270.)); // 270 MeV ! |
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210 | // @@ The maxCuts can improve the performance at low energies |
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211 | //G4int maxCuts = 7; |
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212 | G4int maxCuts=std::min( 7 , std::max(1, maxCt) ); |
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213 | #ifdef debug |
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214 | G4cout<<"G4QFragmentation::Construct: Proj4MInCM="<<cmProjMom<<", pPDG="<<pPDG<<G4endl; |
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215 | #endif |
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216 | // |
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217 | // >>>>>>>>>> Find collisions meeting collision conditions |
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218 | // |
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219 | G4QHadron* cmProjectile = new G4QHadron(pPDG,cmProjMom); // HipCopy of the CMProjectile |
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220 | // @@ Do not forget to delete the probability! |
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221 | G4QProbability theProbability(pPDG); // thePDG must be a data member |
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222 | G4double outerRadius = theNucleus.GetOuterRadius();// Get the nucleus frontiers |
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223 | #ifdef debug |
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224 | G4cout<<"G4QFrag::Constr:OutR="<<outerRadius<<",mC="<<maxCuts<<",A="<<theNucleus<<G4endl; |
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225 | #endif |
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226 | G4QHadron* pNucleon=0; |
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227 | // Check the reaction threshold |
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228 | G4int theNA=theNucleus.GetA(); |
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229 | G4LorentzVector pNuc4M=theNucleus.Get4Momentum()/theNA; |
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230 | G4double s = (cmProjMom + pNuc4M).mag2(); // Squared CM Energy of compound |
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231 | G4double ThresholdMass = projM + theNucleus.GetGSMass()/theNA; |
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232 | #ifdef debug |
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233 | G4cout<<"G4QFrag::Construc: p4M="<<cmProjMom<<", tgN4M="<<pNuc4M<<", s="<<s<<", ThreshM=" |
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234 | <<ThresholdMass<<G4endl; |
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235 | #endif |
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236 | ModelMode = SOFT; // NOT-Diffractive hadronization |
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237 | if (s < 0.) // At ThP=0 is impossible(virtNucl) |
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238 | { |
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239 | G4cerr<<"***G4QFragmentation::Construct: s="<<s<<", pN4M="<<pNuc4M<<G4endl; |
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240 | G4Exception("G4QFragmentation::Construct:","72",FatalException,"LowEnergy(NegativeS)"); |
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241 | } |
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242 | else if(s < mProt2) |
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243 | { |
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244 | theNucleus.StartLoop(); // To get the same nucleon |
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245 | G4QHadron* aTarget=0; // Prototype of the target |
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246 | G4QHadron* aProjectile=0; // Prototype of the projectile |
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247 | G4QHadron* bNucleon=0; // Prototype of the best nucleon |
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248 | G4double maxS=0.; // Maximum s found |
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249 | while((bNucleon=theNucleus.GetNextNucleon())) // Loop over all nuclei to get theBest |
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250 | { |
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251 | G4LorentzVector cp4M=bNucleon->Get4Momentum(); // 4-mom of the current nucleon |
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252 | G4double cs=(cmProjMom + cp4M).mag2(); // Squared CM Energy of compound |
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253 | if(cs > maxS) // Remember nucleon with the biggest s |
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254 | { |
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255 | maxS=cs; |
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256 | pNucleon=bNucleon; |
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257 | } |
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258 | } |
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259 | aTarget = new G4QHadron(*pNucleon); // Copy selected nucleon for String |
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260 | aProjectile =cmProjectile; |
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261 | theNucleus.DoLorentzBoost(theCurrentVelocity); // Boost theResNucleus toRotatedLS |
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262 | theNucleus.SubtractNucleon(pNucleon); // Pointer to theUsedNucleon to delete |
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263 | theNucleus.DoLorentzBoost(-theCurrentVelocity); // Boost theResNucleus back to CM |
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264 | G4QContent QQC=aTarget->GetQC()+aProjectile->GetQC(); // QContent of the compound |
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265 | G4LorentzVector Q4M=aTarget->Get4Momentum()+aProjectile->Get4Momentum(); // 4-mom of Q |
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266 | delete aTarget; |
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267 | delete aProjectile; |
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268 | //if(maxNuc>1) // Absorb moreNucleons to theQuasmon |
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269 | //{ |
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270 | // for(G4int i=1; i<maxNuc; ++i) |
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271 | // { |
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272 | // pNucleon=theNucleus.GetNextNucleon(); // Get the next nucleon |
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273 | // QQC+=pNucleon->GetQC(); // Add it to the Quasmon |
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274 | // Q4M+=pNucleon->Get4Momentum(); |
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275 | // theNucleus.DoLorentzBoost(theCurrentVelocity); // Boost theResNucleus toRotatedLS |
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276 | // theNucleus.SubtractNucleon(pNucleon); // Exclude the used nucleon from Nuc |
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277 | // theNucleus.DoLorentzBoost(-theCurrentVelocity);// Boost theResNucleus back to CM |
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278 | // } |
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279 | //} |
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280 | // 4-Mom should be converted to LS |
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281 | Q4M.boost(theCurrentVelocity); |
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282 | Q4M=toLab*Q4M; |
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283 | G4Quasmon* stringQuasmon = new G4Quasmon(QQC, Q4M); |
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284 | theQuasmons.push_back(stringQuasmon); |
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285 | theNucleus.DoLorentzBoost(theCurrentVelocity); // BoostTheResidualNucleus toRotatedLS |
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286 | theNucleus.DoLorentzRotation(toLab);// Recove Z-direction in LS ("LS"->LS) for rNucleus |
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287 | return; |
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288 | } |
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289 | if (s < sqr(ThresholdMass)) // --> Only diffractive interaction |
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290 | { |
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291 | #ifdef debug |
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292 | G4cout<<"G4QFragmentation::Construct:*OnlyDiffraction*ThM="<<ThresholdMass<<">sqrt(s)=" |
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293 | <<std::sqrt(s)<<" -> only Diffraction is possible"<<G4endl; // @@ Dif toQuasmon |
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294 | #endif |
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295 | ModelMode = DIFFRACTIVE; |
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296 | } |
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297 | // Clean up all previous interactions and reset the counters |
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298 | #ifdef debug |
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299 | G4cout<<"G4QFragmentation::Construct: theIntSize="<<theInteractions.size()<<G4endl; |
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300 | #endif |
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301 | std::for_each(theInteractions.begin(),theInteractions.end(), DeleteQInteraction()); |
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302 | theInteractions.clear(); |
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303 | G4int totalCuts = 0; |
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304 | G4int attCnt=0; |
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305 | //G4int maxAtt=227; |
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306 | G4int maxAtt=27; |
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307 | G4double prEn=proj4M.e(); // For mesons |
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308 | G4int proB=aProjectile.GetBaryonNumber(); |
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309 | if (proB>0) prEn-=aProjectile.GetMass(); // For baryons |
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310 | else if(proB<0) prEn+=mProt; // For anti-baryons |
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311 | #ifdef debug |
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312 | G4double impactUsed = 0.; |
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313 | G4cout<<"G4QFragmentation::Construct: estimated energy, prEn="<<prEn<<G4endl; |
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314 | #endif |
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315 | while(!theInteractions.size() && ++attCnt < maxAtt) // Till Interaction is created |
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316 | { |
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317 | #ifdef debug |
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318 | G4cout<<"G4QFragmentation::Construct: *EnterTheInteractionLOOP*, att#"<<attCnt<<G4endl; |
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319 | #endif |
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320 | // choose random impact parameter |
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321 | std::pair<G4double, G4double> theImpactParameter; |
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322 | theImpactParameter = theNucleus.ChooseImpactXandY(outerRadius); |
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323 | G4double impactX = theImpactParameter.first; |
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324 | G4double impactY = theImpactParameter.second; |
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325 | #ifdef debug |
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326 | G4cout<<"G4QFragmentation::Construct: Impact Par X="<<impactX<<", Y="<<impactY<<G4endl; |
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327 | #endif |
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328 | G4double impar=std::sqrt(impactX*impactX+impactY*impactY); |
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329 | G4int nA=theNucleus.GetA(); |
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330 | G4double eflen=theNucleus.GetThickness(impar); // EffectiveLength |
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331 | maxEn=eflen*stringTension; // max absorbed energy in IndUnits=MeV |
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332 | maxNuc=static_cast<int>(eflen*tubeDensity+0.5); // max #0f involved nuclear nucleons |
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333 | #ifdef debug |
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334 | G4cout<<"G4QFragment::Construct: pE="<<prEn<<" <? mE="<<maxEn<<", mN="<<maxNuc<<G4endl; |
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335 | #endif |
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336 | if(prEn < maxEn) // Create DIN interaction and go out |
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337 | { |
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338 | theNucleus.StartLoop(); // Initialize newSelection forNucleons |
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339 | pNucleon=theNucleus.GetNextNucleon(); // Select a nucleon |
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340 | G4QHadron* aTarget = new G4QHadron(*pNucleon); // Copy selected nucleon for String |
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341 | G4QInteraction* anInteraction = new G4QInteraction(cmProjectile); |
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342 | anInteraction->SetTarget(aTarget); |
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343 | anInteraction->SetNumberOfDINRCollisions(1); // Consider this interaction as DINR |
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344 | theInteractions.push_back(anInteraction); //--> now theInteractions not empty |
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345 | theNucleus.DoLorentzBoost(theCurrentVelocity); // Boost theResNucleus toRotatedLS |
---|
346 | theNucleus.SubtractNucleon(pNucleon); // Pointer to the used nucleon |
---|
347 | theNucleus.DoLorentzBoost(-theCurrentVelocity);// Boost theResNucleus back to CM |
---|
348 | #ifdef debug |
---|
349 | G4cout<<"G4QFragmentation::Construct: DINR interaction is created"<<G4endl; |
---|
350 | #endif |
---|
351 | break; // Break the WHILE of interactions |
---|
352 | } |
---|
353 | // LOOP over nuclei of the target nucleus to select collisions |
---|
354 | theNucleus.StartLoop(); // To get the same nucleon |
---|
355 | G4int nucleonCount = 0; |
---|
356 | #ifdef debug |
---|
357 | G4cout<<"G4QFragment::Construct:BeforeWhileOveNuc, A="<<nA<<",p4M="<<cmProjMom<<G4endl; |
---|
358 | #endif |
---|
359 | while( (pNucleon=theNucleus.GetNextNucleon()) && nucleonCount<nA && totalCuts<maxCuts) |
---|
360 | { |
---|
361 | ++nucleonCount; |
---|
362 | // Needs to be moved to Probability class @@@ |
---|
363 | G4double s = (cmProjMom + pNucleon->Get4Momentum()).mag2(); |
---|
364 | #ifdef debug |
---|
365 | G4cout<<"G4QFrag::Constr:N# "<<nucleonCount<<", s="<<s<<", tgN4M=" |
---|
366 | <<pNucleon->Get4Momentum()<<G4endl; |
---|
367 | #endif |
---|
368 | if(s<=10000.) |
---|
369 | { |
---|
370 | #ifdef debug |
---|
371 | G4cout<<"G4QFragmentation::Construct: SKIP, s<.01 GeV^2, p4M="<<cmProjMom |
---|
372 | <<",t4M="<<pNucleon->Get4Momentum()<<G4endl; |
---|
373 | #endif |
---|
374 | continue; |
---|
375 | } |
---|
376 | #ifdef sdebug |
---|
377 | G4cout<<"G4QFragmentation::Construct:LOOPovNuc,nC="<<nucleonCount<<", s="<<s<<G4endl; |
---|
378 | G4cout<<"G4QFragmentation::Construct:LOOPovNuc, R="<<pNucleon->GetPosition()<<G4endl; |
---|
379 | #endif |
---|
380 | G4double Distance2 = sqr(impactX - pNucleon->GetPosition().x()) + |
---|
381 | sqr(impactY - pNucleon->GetPosition().y()); |
---|
382 | #ifdef sdebug |
---|
383 | G4cout<<"G4QFragmentation::Construct: s="<<s<<", D2="<<Distance2<<G4endl; |
---|
384 | #endif |
---|
385 | G4double Probability = theProbability.GetPomInelProbability(s, Distance2); // PomINEL |
---|
386 | // test for inelastic collision |
---|
387 | #ifdef sdebug |
---|
388 | G4cout<<"G4QFragmentation::Construct: Probubility="<<Probability<<G4endl; |
---|
389 | #endif |
---|
390 | G4double rndNumber = G4UniformRand(); // For the printing purpose |
---|
391 | // ModelMode = DIFFRACTIVE; |
---|
392 | #ifdef sdebug |
---|
393 | G4cout<<"G4QFragmentation::Construct: NLOOP prob="<<Probability<<", rndm="<<rndNumber |
---|
394 | <<", d="<<std::sqrt(Distance2)<<G4endl; |
---|
395 | #endif |
---|
396 | if (Probability > rndNumber) // Inelastic (diffractive or soft) interaction (JOB) |
---|
397 | { |
---|
398 | G4QHadron* aTarget = new G4QHadron(*pNucleon);// Copy for String (ValgrindComplain) |
---|
399 | #ifdef edebug |
---|
400 | G4cout<<"--->EMC-->G4QFragmentation::Construct: Target Nucleon is filled, 4M/PDG=" |
---|
401 | <<aTarget->Get4Momentum()<<aTarget->GetPDGCode()<<G4endl; |
---|
402 | #endif |
---|
403 | // Now the energy of the nucleons must be updated in CMS |
---|
404 | theNucleus.DoLorentzBoost(theCurrentVelocity);// Boost theResNucleus toRotatedLS |
---|
405 | theNucleus.SubtractNucleon(pNucleon); // Pointer to the used nucleon |
---|
406 | theNucleus.DoLorentzBoost(-theCurrentVelocity);// Boost theResNucleus back to CM |
---|
407 | if((theProbability.GetPomDiffProbability(s,Distance2)/Probability > |
---|
408 | G4UniformRand() && ModelMode==SOFT ) || ModelMode==DIFFRACTIVE) |
---|
409 | { |
---|
410 | // ------------->>>> diffractive interaction @@ IsSingleDiffractive called once |
---|
411 | if(IsSingleDiffractive()) ExciteSingDiffParticipants(cmProjectile, aTarget); |
---|
412 | else ExciteDiffParticipants(cmProjectile, aTarget); |
---|
413 | G4QInteraction* anInteraction = new G4QInteraction(cmProjectile); |
---|
414 | anInteraction->SetTarget(aTarget); |
---|
415 | anInteraction->SetNumberOfDiffractiveCollisions(1); // Why not increment? M.K.? |
---|
416 | theInteractions.push_back(anInteraction); //--> now theInteractions not empty |
---|
417 | // @@ Why not breake the NLOOP, if only one diffractive can happend? |
---|
418 | totalCuts++; // UpdateOfNucleons in't necessary |
---|
419 | #ifdef debug |
---|
420 | G4cout<<"G4QFragmentation::Construct:NLOOP DiffInteract, tC="<<totalCuts<<G4endl; |
---|
421 | #endif |
---|
422 | } |
---|
423 | else |
---|
424 | { |
---|
425 | // -------------->>>>> nondiffractive = soft interaction |
---|
426 | // sample nCut+1 (cut Pomerons) pairs of strings can be produced |
---|
427 | G4int nCut; // Result in a chosen number of cuts |
---|
428 | G4double* running = new G4double[nCutMax]; // @@ This limits the max cuts |
---|
429 | for(nCut = 0; nCut < nCutMax; nCut++) // Calculates multiCut probabilities |
---|
430 | { |
---|
431 | running[nCut]= theProbability.GetCutPomProbability(s, Distance2, nCut+1); |
---|
432 | if(nCut) running[nCut] += running[nCut-1];// Sum up with the previous one |
---|
433 | } |
---|
434 | G4double random = running[nCutMax-1]*G4UniformRand(); |
---|
435 | for(nCut = 0; nCut < nCutMax; nCut++) if(running[nCut] > random) break; |
---|
436 | delete [] running; |
---|
437 | #ifdef debug |
---|
438 | G4cout<<"G4QFragmentation::Construct: NLOOP-Soft Chosen nCut="<<nCut<<G4endl; |
---|
439 | #endif |
---|
440 | // @@ If nCut>0 interaction with a few nucleons is possible |
---|
441 | // @@ nCut is found with big efforts and now nCut=0 ?? M.K. ?? !! |
---|
442 | //nCut = 0; // @@ in original code ?? @@ |
---|
443 | aTarget->IncrementCollisionCount(nCut+1); // @@ What about multyNucleon target? |
---|
444 | cmProjectile->IncrementCollisionCount(nCut+1); |
---|
445 | G4QInteraction* anInteraction = new G4QInteraction(cmProjectile); |
---|
446 | anInteraction->SetTarget(aTarget); |
---|
447 | anInteraction->SetNumberOfSoftCollisions(nCut+1); |
---|
448 | theInteractions.push_back(anInteraction); |
---|
449 | totalCuts += nCut+1; |
---|
450 | #ifdef debug |
---|
451 | G4cout<<"G4QFragmentation::Construct:NLOOP SoftInteract, tC="<<totalCuts<<G4endl; |
---|
452 | impactUsed=Distance2; |
---|
453 | #endif |
---|
454 | } |
---|
455 | } |
---|
456 | } // End of While over nucleons |
---|
457 | // When nucleon count is incremented, the LOOP stops, so nucleonCount==1 always! |
---|
458 | #ifdef debug |
---|
459 | G4cout<<"G4QFragmentation::Construct: NUCLEONCOUNT="<<nucleonCount<<G4endl; |
---|
460 | #endif |
---|
461 | } |
---|
462 | G4int nInt=theInteractions.size(); |
---|
463 | #ifdef debug |
---|
464 | G4cout<<"G4QFrag::Con:CUT="<<totalCuts<<",ImpPar="<<impactUsed<<",#ofInt="<<nInt<<G4endl; |
---|
465 | #endif |
---|
466 | // --- Use this line --- |
---|
467 | if(!nInt || (nInt==1 && theInteractions[0]->GetNumberOfDINRCollisions()==1)) // @@ ?? @@ |
---|
468 | { |
---|
469 | G4QHadron* aTarget=0; |
---|
470 | G4QHadron* aProjectile=0; |
---|
471 | if(nInt) // Take Targ/Proj from the Interaction |
---|
472 | { |
---|
473 | aTarget=theInteractions[0]->GetTarget(); |
---|
474 | aProjectile=theInteractions[0]->GetProjectile(); |
---|
475 | theInteractions.clear(); |
---|
476 | delete theInteractions[0]; |
---|
477 | } |
---|
478 | else // Create a new target nucleon |
---|
479 | { |
---|
480 | theNucleus.StartLoop(); // To get the same nucleon |
---|
481 | pNucleon=theNucleus.GetNextNucleon(); // Get the nucleon to create |
---|
482 | aTarget = new G4QHadron(*pNucleon); // Copy selected nucleon for String |
---|
483 | aProjectile =cmProjectile; |
---|
484 | theNucleus.DoLorentzBoost(theCurrentVelocity); // Boost theResNucleus toRotatedLS |
---|
485 | theNucleus.SubtractNucleon(pNucleon); // Pointer to theUsedNucleon to delete |
---|
486 | theNucleus.DoLorentzBoost(-theCurrentVelocity);// Boost theResNucleus back to CM |
---|
487 | } |
---|
488 | G4QContent QQC=aTarget->GetQC()+aProjectile->GetQC(); // QContent of the compound |
---|
489 | G4LorentzVector Q4M=aTarget->Get4Momentum()+aProjectile->Get4Momentum(); // 4-mom of Q |
---|
490 | delete aTarget; |
---|
491 | delete aProjectile; |
---|
492 | //if(maxNuc>1) // Absorb moreNucleons to theQuasmon |
---|
493 | //{ |
---|
494 | // for(G4int i=1; i<maxNuc; ++i) |
---|
495 | // { |
---|
496 | // pNucleon=theNucleus.GetNextNucleon(); // Get the next nucleon |
---|
497 | // QQC+=pNucleon->GetQC(); // Add it to the Quasmon |
---|
498 | // Q4M+=pNucleon->Get4Momentum(); |
---|
499 | // theNucleus.DoLorentzBoost(theCurrentVelocity); // Boost theResNucleus toRotatedLS |
---|
500 | // theNucleus.SubtractNucleon(pNucleon); // Exclude the used nucleon from Nuc |
---|
501 | // theNucleus.DoLorentzBoost(-theCurrentVelocity);// Boost theResNucleus back to CM |
---|
502 | // } |
---|
503 | //} |
---|
504 | // 4-Mom should be converted to LS |
---|
505 | Q4M.boost(theCurrentVelocity); |
---|
506 | Q4M=toLab*Q4M; |
---|
507 | G4Quasmon* stringQuasmon = new G4Quasmon(QQC, Q4M); |
---|
508 | theQuasmons.push_back(stringQuasmon); |
---|
509 | theNucleus.DoLorentzBoost(theCurrentVelocity); // BoostTheResidualNucleus toRotatedLS |
---|
510 | theNucleus.DoLorentzRotation(toLab);// Recove Z-direction in LS ("LS"->LS) for rNucleus |
---|
511 | return; |
---|
512 | } |
---|
513 | // |
---|
514 | // ------------------ now build the parton pairs for the strings ------------------ |
---|
515 | // |
---|
516 | #ifdef debug |
---|
517 | G4cout<<"G4QFragmentation::Construct: Before PartPairCreation nInt="<<nInt<<G4endl; |
---|
518 | #endif |
---|
519 | for(G4int i=0; i<nInt; i++) |
---|
520 | { |
---|
521 | theInteractions[i]->SplitHadrons(); |
---|
522 | #ifdef edebug |
---|
523 | G4QHadron* projH=theInteractions[i]->GetProjectile(); // Projectile of theInteraction |
---|
524 | G4QHadron* targH=theInteractions[i]->GetTarget(); // Target of the Interaction |
---|
525 | G4LorentzVector pSP(0.,0.,0.,0.); // Sum of parton's 4mom's for proj |
---|
526 | G4LorentzVector tSP(0.,0.,0.,0.); // Sum of parton's 4mom's for proj |
---|
527 | std::list<G4QParton*> projCP=projH->GetColor(); // Pointers to proj Color-partons |
---|
528 | std::list<G4QParton*> projAC=projH->GetAntiColor();// PointersTo projAntiColorPartons |
---|
529 | std::list<G4QParton*> targCP=targH->GetColor(); // Pointers to targ Color-partons |
---|
530 | std::list<G4QParton*> targAC=targH->GetAntiColor();// PointersTo targAntiColorPartons |
---|
531 | std::list<G4QParton*>::iterator picp = projCP.begin(); |
---|
532 | std::list<G4QParton*>::iterator pecp = projCP.end(); |
---|
533 | std::list<G4QParton*>::iterator piac = projAC.begin(); |
---|
534 | std::list<G4QParton*>::iterator peac = projAC.end(); |
---|
535 | std::list<G4QParton*>::iterator ticp = targCP.begin(); |
---|
536 | std::list<G4QParton*>::iterator tecp = targCP.end(); |
---|
537 | std::list<G4QParton*>::iterator tiac = targAC.begin(); |
---|
538 | std::list<G4QParton*>::iterator teac = targAC.end(); |
---|
539 | for(; picp!=pecp&& piac!=peac&& ticp!=tecp&& tiac!=teac; ++picp,++piac,++ticp,++tiac) |
---|
540 | { |
---|
541 | pSP+=(*picp)->Get4Momentum(); |
---|
542 | pSP+=(*piac)->Get4Momentum(); |
---|
543 | tSP+=(*ticp)->Get4Momentum(); |
---|
544 | tSP+=(*tiac)->Get4Momentum(); |
---|
545 | } |
---|
546 | G4cout<<"-EMC-G4QFragmentation::Construct: Interaction#"<<i<<",dP4M=" |
---|
547 | <<projH->Get4Momentum()-pSP<<",dT4M="<<targH->Get4Momentum()-tSP<<G4endl; |
---|
548 | #endif |
---|
549 | } |
---|
550 | // |
---|
551 | // >>>>>>>> make soft collisions (ordering is vital) |
---|
552 | // |
---|
553 | G4QInteractionVector::iterator it; |
---|
554 | #ifdef debug |
---|
555 | G4cout<<"G4QFragmentation::Construct: Creation ofSoftCollisionPartonPair STARTS"<<G4endl; |
---|
556 | #endif |
---|
557 | for(it = theInteractions.begin(); it != theInteractions.end(); ++it) |
---|
558 | { |
---|
559 | G4QInteraction* anIniteraction = *it; |
---|
560 | G4QPartonPair* aPair=0; |
---|
561 | G4int nSoftCollisions = anIniteraction->GetNumberOfSoftCollisions(); |
---|
562 | #ifdef debug |
---|
563 | G4cout<<"G4QFragmentation::Construct: #0f SOFT collisions ="<<nSoftCollisions<<G4endl; |
---|
564 | #endif |
---|
565 | if (nSoftCollisions) |
---|
566 | { |
---|
567 | G4QHadron* pProjectile = anIniteraction->GetProjectile(); |
---|
568 | G4QHadron* pTarget = anIniteraction->GetTarget(); |
---|
569 | for (G4int j = 0; j < nSoftCollisions; j++) |
---|
570 | { |
---|
571 | aPair = new G4QPartonPair(pTarget->GetNextParton(), |
---|
572 | pProjectile->GetNextAntiParton(), |
---|
573 | G4QPartonPair::SOFT, G4QPartonPair::TARGET); |
---|
574 | thePartonPairs.push_back(aPair); // A target pair (Why TAGRET?) |
---|
575 | aPair = new G4QPartonPair(pProjectile->GetNextParton(), |
---|
576 | pTarget->GetNextAntiParton(), |
---|
577 | G4QPartonPair::SOFT, G4QPartonPair::PROJECTILE); |
---|
578 | thePartonPairs.push_back(aPair); // A projectile pair (Why Projectile?) |
---|
579 | #ifdef debug |
---|
580 | G4cout<<"--->G4QFragmentation::Construct: SOFT, 2 parton pairs are filled"<<G4endl; |
---|
581 | #endif |
---|
582 | } |
---|
583 | delete *it; |
---|
584 | it=theInteractions.erase(it); // Soft interactions are converted & erased |
---|
585 | it--; |
---|
586 | } |
---|
587 | } |
---|
588 | #ifdef debug |
---|
589 | G4cout<<"G4QFragmentation::Construct: -> Parton pairs for SOFT strings are made"<<G4endl; |
---|
590 | #endif |
---|
591 | // |
---|
592 | // >>>>>>>>>>>>>>> make the rest as the diffractive interactions |
---|
593 | // |
---|
594 | for(unsigned i = 0; i < theInteractions.size(); i++) // Interactions are reduced bySoft |
---|
595 | { |
---|
596 | // The double or single diffraction is defined by the presonce of proj/targ partons |
---|
597 | G4QInteraction* anIniteraction = theInteractions[i]; |
---|
598 | G4QPartonPair* aPartonPair; |
---|
599 | #ifdef debug |
---|
600 | G4cout<<"G4QFragmentation::Construct: CreationOfDiffractivePartonPairs, i="<<i<<G4endl; |
---|
601 | #endif |
---|
602 | // the projectile diffraction parton pair is created first |
---|
603 | G4QHadron* aProjectile = anIniteraction->GetProjectile(); |
---|
604 | G4QParton* aParton = aProjectile->GetNextParton(); |
---|
605 | if (aParton) |
---|
606 | { |
---|
607 | aPartonPair = new G4QPartonPair(aParton, aProjectile->GetNextAntiParton(), |
---|
608 | G4QPartonPair::DIFFRACTIVE, |
---|
609 | G4QPartonPair::PROJECTILE); |
---|
610 | thePartonPairs.push_back(aPartonPair); |
---|
611 | #ifdef debug |
---|
612 | G4cout<<"G4QFragmentation::Construct: proj Diffractive PartonPair is filled"<<G4endl; |
---|
613 | #endif |
---|
614 | } |
---|
615 | // then the target diffraction parton pair is created |
---|
616 | G4QHadron* aTarget = anIniteraction->GetTarget(); |
---|
617 | aParton = aTarget->GetNextParton(); |
---|
618 | if (aParton) |
---|
619 | { |
---|
620 | aPartonPair = new G4QPartonPair(aParton, aTarget->GetNextAntiParton(), |
---|
621 | G4QPartonPair::DIFFRACTIVE, G4QPartonPair::TARGET); |
---|
622 | thePartonPairs.push_back(aPartonPair); |
---|
623 | #ifdef debug |
---|
624 | G4cout<<"G4QFragmentation::Constr: target Diffractive PartonPair is filled"<<G4endl; |
---|
625 | #endif |
---|
626 | } |
---|
627 | } |
---|
628 | #ifdef debug |
---|
629 | G4cout<<"G4QFragmentation::Construct: DiffractivePartonPairs are created"<<G4endl; |
---|
630 | #endif |
---|
631 | // |
---|
632 | // >>>>>>>>>>>>>> clean-up Interactions and cmProjectile, if necessary |
---|
633 | // |
---|
634 | std::for_each(theInteractions.begin(),theInteractions.end(), DeleteQInteraction()); |
---|
635 | theInteractions.clear(); |
---|
636 | delete cmProjectile; |
---|
637 | #ifdef debug |
---|
638 | G4cout<<"G4QFragmentation::Construct: Temporary objects are cleaned up"<<G4endl; |
---|
639 | #endif |
---|
640 | // This function prepares theBoost for transformation of secondaries to LS (-ProjRot!) |
---|
641 | theNucleus.DoLorentzBoost(theCurrentVelocity);// Boost theResidualNucleus to RotatedLS |
---|
642 | // @@ Nucleus isn't completely in LS, it needs the toZ (-ProjRot) rotation to consE/M |
---|
643 | #ifdef debug |
---|
644 | G4cout<<">>>>>>>>>>>>G4QFragmentation::Construct: >>>>>>>> Strings are created "<<G4endl; |
---|
645 | #endif |
---|
646 | G4QPartonPair* aPair; |
---|
647 | G4QString* aString=0; |
---|
648 | while(thePartonPairs.size()) // @@ At present noDifference in stringBuild (? M.K.) |
---|
649 | { |
---|
650 | aPair = thePartonPairs.back(); // Get the parton pair |
---|
651 | thePartonPairs.pop_back(); // Clean up thePartonPairPointer in the Vector |
---|
652 | #ifdef debug |
---|
653 | G4cout<<"G4QFragmentation::Construct: StringType="<<aPair->GetCollisionType()<<G4endl; |
---|
654 | #endif |
---|
655 | aString= new G4QString(aPair); |
---|
656 | #ifdef debug |
---|
657 | G4cout<<"G4QFragmentation::Construct:NewString4M="<<aString->Get4Momentum()<<G4endl; |
---|
658 | #endif |
---|
659 | aString->Boost(theCurrentVelocity); // ! Strings are moved to ZLS when pushed ! |
---|
660 | strings.push_back(aString); |
---|
661 | stringsInitted=true; |
---|
662 | delete aPair; |
---|
663 | } // End of the String Creation LOOP |
---|
664 | #ifdef edebug |
---|
665 | G4LorentzVector sum=theNucleus.Get4Momentum();// Nucleus 4Mom in rotatedLS |
---|
666 | G4int rChg=totChg-theNucleus.GetZ(); |
---|
667 | G4int rBaN=totBaN-theNucleus.GetA(); |
---|
668 | G4int nStrings=strings.size(); |
---|
669 | G4cout<<"-EMC-G4QFragmentation::Construct:#ofString="<<nStrings<<",tNuc4M="<<sum<<G4endl; |
---|
670 | for(G4int i=0; i<nStrings; i++) |
---|
671 | { |
---|
672 | G4QString* prString=strings[i]; |
---|
673 | G4LorentzVector strI4M=prString->Get4Momentum(); |
---|
674 | sum+=strI4M; |
---|
675 | G4int sChg=prString->GetCharge(); |
---|
676 | G4int sBaN=prString->GetBaryonNumber(); |
---|
677 | G4int LPDG=prString->GetLeftParton()->GetPDGCode(); |
---|
678 | G4int RPDG=prString->GetRightParton()->GetPDGCode(); |
---|
679 | G4QContent LQC =prString->GetLeftParton()->GetQC(); |
---|
680 | G4QContent RQC =prString->GetRightParton()->GetQC(); |
---|
681 | rChg-=sChg; |
---|
682 | rBaN-=sBaN; |
---|
683 | G4cout<<"-EMC-G4QFragmentation::Construct: String#"<<i<<", 4M="<<strI4M<<",LPDG="<<LPDG |
---|
684 | <<LQC<<",RPDG="<<RPDG<<RQC<<", Ch="<<sChg<<", BN="<<sBaN<<G4endl; |
---|
685 | } |
---|
686 | G4cout<<"-EMC-G4QFragm::Constr: r4M="<<sum-totZLS4M<<",rC="<<rChg<<",rB="<<rBaN<<G4endl; |
---|
687 | #endif |
---|
688 | if(!stringsInitted) |
---|
689 | { |
---|
690 | G4cerr<<"******G4QFragmentation::Construct:***** No strings are created *****"<<G4endl; |
---|
691 | G4Exception("G4QFragmentation::Construct:","72",FatalException,"NoStrings're created"); |
---|
692 | } |
---|
693 | #ifdef debug |
---|
694 | G4cout<<"G4QFragmentation::Constr: BeforeRotation, #0fStrings="<<strings.size()<<G4endl; |
---|
695 | #endif |
---|
696 | // |
---|
697 | // ---------------- At this point the strings must be already created in "LS" ----------- |
---|
698 | // |
---|
699 | for(unsigned astring=0; astring < strings.size(); astring++) |
---|
700 | strings[astring]->LorentzRotate(toLab); // Recove Z-direction in LS ("LS"->LS) |
---|
701 | theNucleus.DoLorentzRotation(toLab); // Recove Z-direction in LS ("LS"->LS) for rNucleus |
---|
702 | // Now everything is in LS system |
---|
703 | #ifdef edebug |
---|
704 | G4LorentzVector sm=theNucleus.Get4Momentum(); // Nucleus 4Mom in LS |
---|
705 | G4int rCg=totChg-theNucleus.GetZ(); |
---|
706 | G4int rBC=totBaN-theNucleus.GetA(); |
---|
707 | G4int nStrs=strings.size(); |
---|
708 | G4cout<<"-EMCLS-G4QFragmentation::Constr: #ofS="<<nStrings<<",tNuc4M(E=M)="<<sum<<G4endl; |
---|
709 | for(G4int i=0; i<nStrs; i++) |
---|
710 | { |
---|
711 | G4LorentzVector strI4M=strings[i]->Get4Momentum(); |
---|
712 | sm+=strI4M; |
---|
713 | G4int sChg=strings[i]->GetCharge(); |
---|
714 | rCg-=sChg; |
---|
715 | G4int sBaN=strings[i]->GetBaryonNumber(); |
---|
716 | rBC-=sBaN; |
---|
717 | G4cout<<"-EMCLS-G4QFragm::Construct:String#"<<i<<",4M="<<strI4M<<strI4M.m()<<",Charge=" |
---|
718 | <<sChg<<",BaryN="<<sBaN<<G4endl; |
---|
719 | } |
---|
720 | G4cout<<"-EMCLS-...G4QFragm::Constr:r4M="<<sm-totLS4M<<",rC="<<rCg<<",rB="<<rBC<<G4endl; |
---|
721 | #endif |
---|
722 | // |
---|
723 | // --- Strings are created, but we should try to get rid of negative mass strings ----- |
---|
724 | // |
---|
725 | SwapPartons(); |
---|
726 | #ifdef edebug |
---|
727 | sm=theNucleus.Get4Momentum(); // Nucleus 4Mom in LS |
---|
728 | rCg=totChg-theNucleus.GetZ(); |
---|
729 | rBC=totBaN-theNucleus.GetA(); |
---|
730 | nStrs=strings.size(); |
---|
731 | G4cout<<"-EMCLS-G4QFrag::Constr:AfterSwap #ofS="<<nStrings<<",tNuc4M(E=M)="<<sum<<G4endl; |
---|
732 | for(G4int i=0; i<nStrs; i++) |
---|
733 | { |
---|
734 | G4LorentzVector strI4M=strings[i]->Get4Momentum(); |
---|
735 | sm+=strI4M; |
---|
736 | G4int sChg=strings[i]->GetCharge(); |
---|
737 | rCg-=sChg; |
---|
738 | G4int sBaN=strings[i]->GetBaryonNumber(); |
---|
739 | rBC-=sBaN; |
---|
740 | G4cout<<"-EMCLS-G4QFragm::Construct:String#"<<i<<",4M="<<strI4M<<strI4M.m()<<",Charge=" |
---|
741 | <<sChg<<",BaryN="<<sBaN<<G4endl; |
---|
742 | } |
---|
743 | G4cout<<"-EMCLS-...G4QFragm::Constr:r4M="<<sm-totLS4M<<",rC="<<rCg<<",rB="<<rBC<<G4endl; |
---|
744 | #endif |
---|
745 | // |
---|
746 | // --- Strings are created, but we should get rid of too light strings (Mmin+MPi0) ----- |
---|
747 | // |
---|
748 | G4int problem=0; // 0="no problem", incremented by ASIS |
---|
749 | G4QStringVector::iterator ist; |
---|
750 | for(ist = strings.begin(); ist < strings.end(); ist++) |
---|
751 | { |
---|
752 | G4bool bad=true; |
---|
753 | G4LorentzVector cS4M=(*ist)->Get4Momentum(); |
---|
754 | G4double cSM2=cS4M.m2(); // Squared mass of the String |
---|
755 | G4QParton* cLeft=(*ist)->GetLeftParton(); |
---|
756 | G4QParton* cRight=(*ist)->GetRightParton(); |
---|
757 | G4int cLT=cLeft->GetType(); |
---|
758 | G4int cRT=cRight->GetType(); |
---|
759 | G4int cLPDG=cLeft->GetPDGCode(); |
---|
760 | G4int cRPDG=cRight->GetPDGCode(); |
---|
761 | G4int aLPDG=0; |
---|
762 | G4int aRPDG=0; |
---|
763 | if (cLPDG > 7) aLPDG= cLPDG/100; |
---|
764 | else if(cLPDG <-7) aLPDG=(-cLPDG)/100; |
---|
765 | if (cRPDG > 7) aRPDG= cRPDG/100; |
---|
766 | else if(cRPDG <-7) aRPDG=(-cRPDG)/100; |
---|
767 | G4int L1=0; |
---|
768 | G4int L2=0; |
---|
769 | if(aLPDG) |
---|
770 | { |
---|
771 | L1=aLPDG/10; |
---|
772 | L2=aLPDG%10; |
---|
773 | } |
---|
774 | G4int R1=0; |
---|
775 | G4int R2=0; |
---|
776 | if(aRPDG) |
---|
777 | { |
---|
778 | R1=aRPDG/10; |
---|
779 | R2=aRPDG%10; |
---|
780 | } |
---|
781 | G4double cSM=cSM2; |
---|
782 | if(cSM2>0.) cSM=std::sqrt(cSM2); |
---|
783 | #ifdef debug |
---|
784 | G4cout<<"G4QFrag::Constr:NeedsFusion? cLPDG="<<cLPDG<<",cRPDG="<<cRPDG<<",cM(cM2If<0)=" |
---|
785 | <<cSM<<",c4M"<<cS4M<<G4endl; |
---|
786 | #endif |
---|
787 | if(cSM>0.) // Mass can be calculated |
---|
788 | { |
---|
789 | G4bool single=true; |
---|
790 | G4double miM=0.; // Proto of the Min HadronString Mass |
---|
791 | if(cLT==2 && cRT==2) |
---|
792 | { |
---|
793 | if(L1!=R1 && L1!=R2 && L2!=R1 && L2!=R2) // Unreducable DiQ-aDiQ |
---|
794 | { |
---|
795 | single=false; |
---|
796 | G4QPDGCode tmp; |
---|
797 | std::pair<G4int,G4int> paB=tmp.MakeTwoBaryons(L1, L2, R1, R2); |
---|
798 | miM=G4QPDGCode(paB.first).GetMass()+G4QPDGCode(paB.second).GetMass(); |
---|
799 | } |
---|
800 | } |
---|
801 | if(single) miM=G4QPDGCode((*ist)->GetQC().GetSPDGCode()).GetMass() + mPi0;//MinHSMass |
---|
802 | //if(single) miM=G4QPDGCode((*ist)->GetQC().GetSPDGCode()).GetMass();//MinHSMass |
---|
803 | #ifdef debug |
---|
804 | G4cout<<"G4QFrag::Const:*IsItGood? realM="<<std::sqrt(cSM2)<<" > GSM="<<miM<<G4endl; |
---|
805 | #endif |
---|
806 | if(std::sqrt(cSM2) > miM) bad=false; // String is OK |
---|
807 | } |
---|
808 | if(bad) // String should be merged with others |
---|
809 | { |
---|
810 | #ifdef debug |
---|
811 | G4cout<<"G4QFrag::Const:TryFuse,L1="<<L1<<",L2="<<L2<<",R1="<<R1<<",R2="<<R2<<G4endl; |
---|
812 | #endif |
---|
813 | G4int cST=cLT+cRT; |
---|
814 | G4double excess=-DBL_MAX; // The value to be maximized excess M |
---|
815 | G4double maxiM2=-DBL_MAX; // The value to be maximized M2 |
---|
816 | G4QStringVector::iterator sst; // Selected partner string |
---|
817 | G4QStringVector::iterator pst; |
---|
818 | G4int sLPDG=0; // selectedLeft (like inStringPartner) |
---|
819 | G4int sRPDG=0; // selectedRight(like inStringPartner) |
---|
820 | G4int sOrd=0; // selected Order of PartonFusion |
---|
821 | G4bool minC=true; // for the case when M2<0 |
---|
822 | if(cSM2>0.) minC=false; // If M2>0 already don'tSearchFor M2>0 |
---|
823 | for(pst = strings.begin(); pst < strings.end(); pst++) if(pst != ist) |
---|
824 | { |
---|
825 | G4LorentzVector sS4M=(*pst)->Get4Momentum(); // Partner's 4-momentum |
---|
826 | G4LorentzVector pS4M=sS4M+cS4M; // Summed 4-momentum |
---|
827 | G4int nLPDG=0; // new Left (like in theStringPartner) |
---|
828 | G4int nRPDG=0; // new Right(like in theStringPartner) |
---|
829 | G4double pExcess=-DBL_MAX; // Prototype of the excess |
---|
830 | G4double pSM2=pS4M.m2(); // Squared mass of the Fused Strings |
---|
831 | #ifdef debug |
---|
832 | G4cout<<"->G4QFragm::Construct: sum4M="<<pS4M<<",M2="<<pSM2<<",p4M="<<sS4M<<G4endl; |
---|
833 | #endif |
---|
834 | //if(pSM2>0.) // The partner can be a candidate |
---|
835 | //{ |
---|
836 | G4QParton* pLeft=(*pst)->GetLeftParton(); |
---|
837 | G4QParton* pRight=(*pst)->GetRightParton(); |
---|
838 | G4int pLT=pLeft->GetType(); |
---|
839 | G4int pRT=pRight->GetType(); |
---|
840 | G4int pLPDG=pLeft->GetPDGCode(); |
---|
841 | G4int pRPDG=pRight->GetPDGCode(); |
---|
842 | G4int LPDG=0; |
---|
843 | G4int RPDG=0; |
---|
844 | if (pLPDG > 7) LPDG= pLPDG/100; |
---|
845 | else if(pLPDG <-7) LPDG=(-pLPDG)/100; |
---|
846 | if (pRPDG > 7) RPDG= pRPDG/100; |
---|
847 | else if(pRPDG <-7) RPDG=(-pRPDG)/100; |
---|
848 | G4int pL1=0; |
---|
849 | G4int pL2=0; |
---|
850 | if(LPDG) |
---|
851 | { |
---|
852 | pL1=LPDG/10; |
---|
853 | pL2=LPDG%10; |
---|
854 | } |
---|
855 | G4int pR1=0; |
---|
856 | G4int pR2=0; |
---|
857 | if(RPDG) |
---|
858 | { |
---|
859 | pR1=RPDG/10; |
---|
860 | pR2=RPDG%10; |
---|
861 | } |
---|
862 | G4int pST=pLT+pRT; |
---|
863 | #ifdef debug |
---|
864 | G4cout<<"G4QFragm::Construct: Partner/w pLPDG="<<pLPDG<<", pRPDG="<<pRPDG<<", pM2=" |
---|
865 | <<pSM2<<G4endl; |
---|
866 | #endif |
---|
867 | // Different fromCompactAlrorithm ofStringFusionAfterDecay (no DiQaDiQ reduction) |
---|
868 | G4int tf=0; // Type combination flag |
---|
869 | G4int af=0; // Annihilatio combination flag |
---|
870 | if (cST==2 && pST==2) // QaQ + QaQ = DiQaDiQ (always) |
---|
871 | { |
---|
872 | tf=1; |
---|
873 | af=1; |
---|
874 | } |
---|
875 | else if(cST==2 && pST==3) // QaQ + QDiQ/aQaDiQ = QDiQ/aQaDiQ (s) |
---|
876 | { |
---|
877 | tf=2; |
---|
878 | if (pLPDG > 7 && |
---|
879 | ( (cLPDG<0 && (-cLPDG==pL1 || -cLPDG==pL2 || -cLPDG==pRPDG) ) || |
---|
880 | (cRPDG<0 && (-cRPDG==pL1 || -cRPDG==pL2 || -cRPDG==pRPDG) ) |
---|
881 | ) |
---|
882 | ) af=1; |
---|
883 | else if(pRPDG > 7 && |
---|
884 | ( (cLPDG<0 && (-cLPDG==pR1 || -cLPDG==pR2 || -cLPDG==pLPDG) ) || |
---|
885 | (cRPDG<0 && (-cRPDG==pR1 || -cRPDG==pR2 || -cRPDG==pLPDG) ) |
---|
886 | ) |
---|
887 | ) af=2; |
---|
888 | else if(pLPDG <-7 && |
---|
889 | ( (cLPDG>0 && ( cLPDG==pL1 || cLPDG==pL2 || cLPDG==-pRPDG) ) || |
---|
890 | (cRPDG>0 && ( cRPDG==pL1 || cRPDG==pL2 || cRPDG==-pRPDG) ) |
---|
891 | ) |
---|
892 | ) af=3; |
---|
893 | else if(pRPDG <-7 && |
---|
894 | ( (cLPDG>0 && ( cLPDG==pR1 || cLPDG==pR2 || cLPDG==-pLPDG) ) || |
---|
895 | (cRPDG>0 && ( cRPDG==pR1 || cRPDG==pR2 || cRPDG==-pLPDG) ) |
---|
896 | ) |
---|
897 | ) af=4; |
---|
898 | #ifdef debug |
---|
899 | else G4cout<<"G4QFragmentation::Construct:2(QaQ+QDiQ/aQaDiQ) Can't fuse"<<G4endl; |
---|
900 | #endif |
---|
901 | } |
---|
902 | else if(cST==3 && pST==2) // QDiQ/aQaDiQ + QaQ = QDiQ/aQaDiQ (s) |
---|
903 | { |
---|
904 | tf=3; |
---|
905 | if (cLPDG > 7 && |
---|
906 | ( (pLPDG<0 && (-pLPDG==L1 || -pLPDG==L2 || -pLPDG==cRPDG) ) || |
---|
907 | (pRPDG<0 && (-pRPDG==L1 || -pRPDG==L2 || -pRPDG==cRPDG) ) |
---|
908 | ) |
---|
909 | ) af=1; |
---|
910 | else if(cRPDG > 7 && |
---|
911 | ( (pLPDG<0 && (-pLPDG==R1 || -pLPDG==R2 || -pLPDG==cLPDG) ) || |
---|
912 | (pRPDG<0 && (-pRPDG==R1 || -pRPDG==R2 || -pRPDG==cLPDG) ) |
---|
913 | ) |
---|
914 | ) af=2; |
---|
915 | else if(cLPDG <-7 && |
---|
916 | ( (pLPDG>0 && ( pLPDG==L1 || pLPDG==L2 || pLPDG==-cRPDG) ) || |
---|
917 | (pRPDG>0 && ( pRPDG==L1 || pRPDG==L2 || pRPDG==-cRPDG) ) |
---|
918 | ) |
---|
919 | ) af=3; |
---|
920 | else if(cRPDG <-7 && |
---|
921 | ( (pLPDG>0 && ( pLPDG==R1 || pLPDG==R2 || pLPDG==-cLPDG) ) || |
---|
922 | (pRPDG>0 && ( pRPDG==R1 || pRPDG==R2 || pRPDG==-cLPDG) ) |
---|
923 | ) |
---|
924 | ) af=4; |
---|
925 | #ifdef debug |
---|
926 | else G4cout<<"G4QFragmentation::Construct:3(QDiQ/aQaDiQ+QaQ) Can't fuse"<<G4endl; |
---|
927 | #endif |
---|
928 | } |
---|
929 | else if(cST==2 && pST==4) // QaQ + aDiQDiQ = QaQ (double) |
---|
930 | { |
---|
931 | tf=4; |
---|
932 | if (pLPDG > 7) // pRPDG <-7 |
---|
933 | { |
---|
934 | if ( (-cLPDG==pL1 || -cLPDG==pL2) && (cRPDG==pR1 || cRPDG==pR2) ) af=1; |
---|
935 | else if( (-cRPDG==pL1 || -cRPDG==pL2) && (cLPDG==pR1 || cLPDG==pR2) ) af=2; |
---|
936 | } |
---|
937 | else if(pRPDG > 7) // pLPDG <-7 |
---|
938 | { |
---|
939 | if ( (-cRPDG==pR1 || -cRPDG==pR2) && (cLPDG==pL1 || cLPDG==pL2) ) af=3; |
---|
940 | else if( (-cLPDG==pR1 || -cLPDG==pR2) && (cRPDG==pL1 || cRPDG==pL2) ) af=4; |
---|
941 | } |
---|
942 | #ifdef debug |
---|
943 | else G4cout<<"-G4QFragmentation::Construct: 4 (QaQ+aQDiQDiQ) Can't fuse"<<G4endl; |
---|
944 | #endif |
---|
945 | } |
---|
946 | else if(cST==4 && pST==2) // aDiQDiQ + QaQ = QaQ (double) |
---|
947 | { |
---|
948 | tf=5; |
---|
949 | if (cLPDG > 7) // cRPDG<-7 |
---|
950 | { |
---|
951 | if ( (-pLPDG==L1 || -pLPDG==L2) && (pRPDG==R1 || pRPDG==R2) ) af=1; |
---|
952 | else if( (-pRPDG==L1 || -pRPDG==L2) && (pLPDG==R1 || pLPDG==R2) ) af=2; |
---|
953 | } |
---|
954 | else if(cRPDG > 7) // cLPDG<-7 |
---|
955 | { |
---|
956 | if ( (-pRPDG==R1 || -pRPDG==R2) && (pLPDG==L1 || pLPDG==L2) ) af=3; |
---|
957 | else if( (-pLPDG==R1 || -pLPDG==R2) && (pRPDG==L1 || pRPDG==L2) ) af=4; |
---|
958 | } |
---|
959 | #ifdef debug |
---|
960 | else G4cout<<"-G4QFragmentation::Construct: 5 (aQDiQDiQ+QaQ) Can't fuse"<<G4endl; |
---|
961 | #endif |
---|
962 | } |
---|
963 | else if(cST==3 && pST==3) // QDiQ + aQaDiQ = QaQ (double) |
---|
964 | { |
---|
965 | tf=6; |
---|
966 | if(pLPDG > 7) |
---|
967 | { |
---|
968 | if (cLPDG<-7 && (-cRPDG==pL1 || -cRPDG==pL2) && (pRPDG==L1 || pRPDG==L2)) |
---|
969 | af=1; |
---|
970 | else if(cRPDG<-7 && (-cLPDG==pL1 || -cLPDG==pL2) && (pRPDG==R1 || pRPDG==R2)) |
---|
971 | af=2; |
---|
972 | } |
---|
973 | else if(pRPDG > 7) |
---|
974 | { |
---|
975 | if (cLPDG<-7 && (-cRPDG==pR1 || -cRPDG==pR2) && (pLPDG==L1 || pLPDG==L2)) |
---|
976 | af=3; |
---|
977 | else if(cRPDG<-7 && (-cLPDG==pR1 || -cLPDG==pR2) && (pLPDG==R1 || pLPDG==R2)) |
---|
978 | af=4; |
---|
979 | } |
---|
980 | else if(cLPDG > 7) |
---|
981 | { |
---|
982 | if (pLPDG<-7 && (-pRPDG==L1 || -pRPDG==L2) && (cRPDG==pL1 || cRPDG==pL2)) |
---|
983 | af=5; |
---|
984 | else if(pRPDG<-7 && (-pLPDG==L1 || -pLPDG==L2) && (cRPDG==pR1 || cRPDG==pR2)) |
---|
985 | af=6; |
---|
986 | } |
---|
987 | else if(cRPDG > 7) |
---|
988 | { |
---|
989 | if (pLPDG<-7 && (-pRPDG==R1 || -pRPDG==R2) && (cLPDG==pL1 || cLPDG==pL2)) |
---|
990 | af=7; |
---|
991 | else if(pRPDG<-7 && (-pLPDG==R1 || -pLPDG==R2) && (cLPDG==pR1 || cLPDG==pR2)) |
---|
992 | af=8; |
---|
993 | } |
---|
994 | #ifdef debug |
---|
995 | else G4cout<<"-G4QFragmentation::Construct: 6 (QDiQ+aQaDiQ) Can't fuse"<<G4endl; |
---|
996 | #endif |
---|
997 | } |
---|
998 | #ifdef debug |
---|
999 | G4cout<<"G4QFragmentation::Const: ***Possibility***, tf="<<tf<<", af="<<af<<G4endl; |
---|
1000 | #endif |
---|
1001 | if(tf && af) |
---|
1002 | { |
---|
1003 | // Strings can be fused, update the max excess and remember usefull switches |
---|
1004 | G4int order=0; // LL/RR (1) or LR/RL (2) PartonFusion |
---|
1005 | switch (tf) |
---|
1006 | { |
---|
1007 | case 1: // ------------------------------------> QaQ + QaQ = DiQaDiQ (always) |
---|
1008 | if (cLPDG > 0 && pLPDG > 0) |
---|
1009 | { |
---|
1010 | order= 1; |
---|
1011 | if (cLPDG > pLPDG) nLPDG=cLPDG*1000+pLPDG*100+1; |
---|
1012 | else if(cLPDG < pLPDG) nLPDG=pLPDG*1000+cLPDG*100+1; |
---|
1013 | else nLPDG=pLPDG*1000+cLPDG*100+3; |
---|
1014 | if (cRPDG < pRPDG) nRPDG=cRPDG*1000+pRPDG*100-1; |
---|
1015 | else if(cRPDG > pRPDG) nRPDG=pRPDG*1000+cRPDG*100-1; |
---|
1016 | else nRPDG=pRPDG*1000+cRPDG*100-3; |
---|
1017 | } |
---|
1018 | else if(cLPDG < 0 && pLPDG < 0) |
---|
1019 | { |
---|
1020 | order= 1; |
---|
1021 | if (cRPDG > pRPDG) nRPDG=cRPDG*1000+pRPDG*100+1; |
---|
1022 | else if(cRPDG < pRPDG) nRPDG=pRPDG*1000+cRPDG*100+1; |
---|
1023 | else nRPDG=pRPDG*1000+cRPDG*100+3; |
---|
1024 | if (cLPDG < pLPDG) nLPDG=cLPDG*1000+pLPDG*100-1; |
---|
1025 | else if(cLPDG > pLPDG) nLPDG=pLPDG*1000+cLPDG*100-1; |
---|
1026 | else nLPDG=pLPDG*1000+cLPDG*100-3; |
---|
1027 | } |
---|
1028 | else if(cRPDG > 0 && pLPDG > 0) |
---|
1029 | { |
---|
1030 | order=-1; |
---|
1031 | if (cRPDG > pLPDG) nLPDG=cRPDG*1000+pLPDG*100+1; |
---|
1032 | else if(cRPDG < pLPDG) nLPDG=pLPDG*1000+cRPDG*100+1; |
---|
1033 | else nLPDG=pLPDG*1000+cRPDG*100+3; |
---|
1034 | if (cLPDG < pRPDG) nRPDG=cLPDG*1000+pRPDG*100-1; |
---|
1035 | else if(cLPDG > pRPDG) nRPDG=pRPDG*1000+cLPDG*100-1; |
---|
1036 | else nRPDG=pRPDG*1000+cLPDG*100-3; |
---|
1037 | } |
---|
1038 | else if(cRPDG < 0 && pLPDG < 0) |
---|
1039 | { |
---|
1040 | order=-1; |
---|
1041 | if (cLPDG > pRPDG) nRPDG=cLPDG*1000+pRPDG*100+1; |
---|
1042 | else if(cLPDG < pRPDG) nRPDG=pRPDG*1000+cLPDG*100+1; |
---|
1043 | else nRPDG=pRPDG*1000+cLPDG*100+3; |
---|
1044 | if (cRPDG < pLPDG) nLPDG=cRPDG*1000+pLPDG*100-1; |
---|
1045 | else if(cRPDG > pLPDG) nLPDG=pLPDG*1000+cRPDG*100-1; |
---|
1046 | else nLPDG=pLPDG*1000+cRPDG*100-3; |
---|
1047 | } |
---|
1048 | break; |
---|
1049 | case 2: // ------------------------> QaQ + QDiQ/aQaDiQ = QDiQ/aQaDiQ (single) |
---|
1050 | switch (af) |
---|
1051 | { |
---|
1052 | case 1: // ....................... pLPDG > 7 |
---|
1053 | if(cLPDG < 0) |
---|
1054 | { |
---|
1055 | order= 1; |
---|
1056 | if(-cLPDG==pRPDG) |
---|
1057 | { |
---|
1058 | nLPDG=pLPDG; |
---|
1059 | nRPDG=cRPDG; |
---|
1060 | } |
---|
1061 | else |
---|
1062 | { |
---|
1063 | if (cRPDG > pRPDG) nRPDG=cRPDG*1000+pRPDG*100+1; |
---|
1064 | else if(cRPDG < pRPDG) nRPDG=pRPDG*1000+cRPDG*100+1; |
---|
1065 | else nRPDG=pRPDG*1000+cRPDG*100+3; |
---|
1066 | if (-cLPDG == pL1) nLPDG=pL2; |
---|
1067 | else nLPDG=pL1; // -cLPDG == pL2 |
---|
1068 | } |
---|
1069 | } |
---|
1070 | else // cRPDG < 0 |
---|
1071 | { |
---|
1072 | order=-1; |
---|
1073 | if(-cRPDG==pRPDG) |
---|
1074 | { |
---|
1075 | nLPDG=pLPDG; |
---|
1076 | nRPDG=cLPDG; |
---|
1077 | } |
---|
1078 | else |
---|
1079 | { |
---|
1080 | if (cLPDG > pRPDG) nRPDG=cLPDG*1000+pRPDG*100+1; |
---|
1081 | else if(cLPDG < pRPDG) nRPDG=pRPDG*1000+cLPDG*100+1; |
---|
1082 | else nRPDG=pRPDG*1000+cLPDG*100+3; |
---|
1083 | if (-cRPDG == pL1) nLPDG=pL2; |
---|
1084 | else nLPDG=pL1; // -cRPDG == pL2 |
---|
1085 | } |
---|
1086 | } |
---|
1087 | break; |
---|
1088 | case 2: // ....................... pRPDG > 7 |
---|
1089 | if(cLPDG < 0) |
---|
1090 | { |
---|
1091 | order=-1; |
---|
1092 | if(-cLPDG==pLPDG) |
---|
1093 | { |
---|
1094 | nLPDG=cRPDG; |
---|
1095 | nRPDG=pRPDG; |
---|
1096 | } |
---|
1097 | else |
---|
1098 | { |
---|
1099 | if (cRPDG > pLPDG) nLPDG=cRPDG*1000+pLPDG*100+1; |
---|
1100 | else if(cRPDG < pLPDG) nLPDG=pLPDG*1000+cRPDG*100+1; |
---|
1101 | else nLPDG=pLPDG*1000+cRPDG*100+3; |
---|
1102 | if (-cLPDG == pR1) nRPDG=pR2; |
---|
1103 | else nRPDG=pR1; // -cLPDG == pR2 |
---|
1104 | } |
---|
1105 | } |
---|
1106 | else // cRPDG < 0 |
---|
1107 | { |
---|
1108 | order= 1; |
---|
1109 | if(-cRPDG==pLPDG) |
---|
1110 | { |
---|
1111 | nLPDG=cLPDG; |
---|
1112 | nRPDG=pRPDG; |
---|
1113 | } |
---|
1114 | else |
---|
1115 | { |
---|
1116 | if (cLPDG > pLPDG) nLPDG=cLPDG*1000+pLPDG*100+1; |
---|
1117 | else if(cLPDG < pLPDG) nLPDG=pLPDG*1000+cLPDG*100+1; |
---|
1118 | else nLPDG=pLPDG*1000+cLPDG*100+3; |
---|
1119 | if (-cRPDG == pR1) nRPDG=pR2; |
---|
1120 | else nRPDG=pR1; // -cRPDG == pR2 |
---|
1121 | } |
---|
1122 | } |
---|
1123 | break; |
---|
1124 | case 3: // ....................... pLPDG <-7 |
---|
1125 | if(cLPDG > 0) |
---|
1126 | { |
---|
1127 | order= 1; |
---|
1128 | if(cLPDG==-pRPDG) |
---|
1129 | { |
---|
1130 | nLPDG=pLPDG; |
---|
1131 | nRPDG=cRPDG; |
---|
1132 | } |
---|
1133 | else |
---|
1134 | { |
---|
1135 | if (cRPDG < pRPDG) nRPDG=cRPDG*1000+pRPDG*100-1; |
---|
1136 | else if(cRPDG > pRPDG) nRPDG=pRPDG*1000+cRPDG*100-1; |
---|
1137 | else nRPDG=pRPDG*1000+cRPDG*100-3; |
---|
1138 | if ( cLPDG == pL1) nLPDG=-pL2; |
---|
1139 | else nLPDG=-pL1; // cLPDG == pL2 |
---|
1140 | } |
---|
1141 | } |
---|
1142 | else // cRPDG > 0 |
---|
1143 | { |
---|
1144 | order=-1; |
---|
1145 | if(cRPDG==-pRPDG) |
---|
1146 | { |
---|
1147 | nLPDG=pLPDG; |
---|
1148 | nRPDG=cLPDG; |
---|
1149 | } |
---|
1150 | else |
---|
1151 | { |
---|
1152 | if (cLPDG < pRPDG) nRPDG=cLPDG*1000+pRPDG*100-1; |
---|
1153 | else if(cLPDG > pRPDG) nRPDG=pRPDG*1000+cLPDG*100-1; |
---|
1154 | else nRPDG=pRPDG*1000+cLPDG*100-3; |
---|
1155 | if ( cRPDG == pL1) nLPDG=-pL2; |
---|
1156 | else nLPDG=-pL1; // cRPDG == pL2 |
---|
1157 | } |
---|
1158 | } |
---|
1159 | break; |
---|
1160 | case 4: // ....................... pRPDG <-7 |
---|
1161 | if(cLPDG > 0) |
---|
1162 | { |
---|
1163 | order=-1; |
---|
1164 | if(cLPDG==-pLPDG) |
---|
1165 | { |
---|
1166 | nLPDG=cRPDG; |
---|
1167 | nRPDG=pRPDG; |
---|
1168 | } |
---|
1169 | else |
---|
1170 | { |
---|
1171 | if (cRPDG < pLPDG) nLPDG=cRPDG*1000+pLPDG*100-1; |
---|
1172 | else if(cRPDG > pLPDG) nLPDG=pLPDG*1000+cRPDG*100-1; |
---|
1173 | else nLPDG=pLPDG*1000+cRPDG*100-3; |
---|
1174 | if ( cLPDG == pR1) nRPDG=-pR2; |
---|
1175 | else nRPDG=-pR1; // cLPDG == pR2 |
---|
1176 | } |
---|
1177 | } |
---|
1178 | else // cRPDG > 0 |
---|
1179 | { |
---|
1180 | order= 1; |
---|
1181 | if(cRPDG==-pLPDG) |
---|
1182 | { |
---|
1183 | nLPDG=cLPDG; |
---|
1184 | nRPDG=pRPDG; |
---|
1185 | } |
---|
1186 | else |
---|
1187 | { |
---|
1188 | if (cLPDG < pLPDG) nLPDG=cLPDG*1000+pLPDG*100-1; |
---|
1189 | else if(cLPDG > pLPDG) nLPDG=pLPDG*1000+cLPDG*100-1; |
---|
1190 | else nLPDG=pLPDG*1000+cLPDG*100-3; |
---|
1191 | if ( cRPDG == pR1) nRPDG=-pR2; |
---|
1192 | else nRPDG=-pR1; // cRPDG == pR2 |
---|
1193 | } |
---|
1194 | } |
---|
1195 | break; |
---|
1196 | } |
---|
1197 | break; |
---|
1198 | case 3: // ------------------------> QDiQ/aQaDiQ + QaQ = QDiQ/aQaDiQ (single) |
---|
1199 | switch (af) |
---|
1200 | { |
---|
1201 | case 1: // ....................... cLPDG > 7 |
---|
1202 | if(pLPDG < 0) |
---|
1203 | { |
---|
1204 | order= 1; |
---|
1205 | if(-pLPDG==cRPDG) |
---|
1206 | { |
---|
1207 | nLPDG=cLPDG; |
---|
1208 | nRPDG=pRPDG; |
---|
1209 | } |
---|
1210 | else |
---|
1211 | { |
---|
1212 | if (pRPDG > cRPDG) nRPDG=pRPDG*1000+cRPDG*100+1; |
---|
1213 | else if(pRPDG < cRPDG) nRPDG=cRPDG*1000+pRPDG*100+1; |
---|
1214 | else nRPDG=cRPDG*1000+pRPDG*100+3; |
---|
1215 | if (-pLPDG == L1) nLPDG=L2; |
---|
1216 | else nLPDG=L1; // -pLPDG == L2 |
---|
1217 | } |
---|
1218 | } |
---|
1219 | else // pRPDG < 0 |
---|
1220 | { |
---|
1221 | order=-1; |
---|
1222 | if(-pRPDG==cRPDG) |
---|
1223 | { |
---|
1224 | nLPDG=cLPDG; |
---|
1225 | nRPDG=pLPDG; |
---|
1226 | } |
---|
1227 | else |
---|
1228 | { |
---|
1229 | if (pLPDG > cRPDG) nLPDG=pLPDG*1000+cRPDG*100+1; |
---|
1230 | else if(pLPDG < cRPDG) nLPDG=cRPDG*1000+pLPDG*100+1; |
---|
1231 | else nLPDG=cRPDG*1000+pLPDG*100+3; |
---|
1232 | if (-pRPDG == L1) nRPDG=L2; |
---|
1233 | else nRPDG=L1; // -pRPDG == L2 |
---|
1234 | } |
---|
1235 | } |
---|
1236 | break; |
---|
1237 | case 2: // ....................... cRPDG > 7 |
---|
1238 | if(pLPDG < 0) |
---|
1239 | { |
---|
1240 | order=-1; |
---|
1241 | if(-pLPDG==cLPDG) |
---|
1242 | { |
---|
1243 | nLPDG=pRPDG; |
---|
1244 | nRPDG=cRPDG; |
---|
1245 | } |
---|
1246 | else |
---|
1247 | { |
---|
1248 | if (pRPDG > cLPDG) nRPDG=pRPDG*1000+cLPDG*100+1; |
---|
1249 | else if(pRPDG < cLPDG) nRPDG=cLPDG*1000+pRPDG*100+1; |
---|
1250 | else nRPDG=cLPDG*1000+pRPDG*100+3; |
---|
1251 | if (-pLPDG == R1) nLPDG=R2; |
---|
1252 | else nLPDG=R1; // -pLPDG == R2 |
---|
1253 | } |
---|
1254 | } |
---|
1255 | else // pRPDG < 0 |
---|
1256 | { |
---|
1257 | order= 1; |
---|
1258 | if(-pRPDG==cLPDG) |
---|
1259 | { |
---|
1260 | nLPDG=pLPDG; |
---|
1261 | nRPDG=cRPDG; |
---|
1262 | } |
---|
1263 | else |
---|
1264 | { |
---|
1265 | if (pLPDG > cLPDG) nLPDG=pLPDG*1000+cLPDG*100+1; |
---|
1266 | else if(pLPDG < cLPDG) nLPDG=cLPDG*1000+pLPDG*100+1; |
---|
1267 | else nLPDG=cLPDG*1000+pLPDG*100+3; |
---|
1268 | if (-pRPDG == R1) nRPDG=R2; |
---|
1269 | else nRPDG=R1; // -pRPDG == R2 |
---|
1270 | } |
---|
1271 | } |
---|
1272 | break; |
---|
1273 | case 3: // ....................... cLPDG <-7 (cRPDG <0) |
---|
1274 | if(pLPDG > 0) |
---|
1275 | { |
---|
1276 | order= 1; |
---|
1277 | if(pLPDG==-cRPDG) |
---|
1278 | { |
---|
1279 | nLPDG=cLPDG; |
---|
1280 | nRPDG=pRPDG; |
---|
1281 | } |
---|
1282 | else |
---|
1283 | { |
---|
1284 | if (pRPDG < cRPDG) nRPDG=pRPDG*1000+cRPDG*100-1; |
---|
1285 | else if(pRPDG > cRPDG) nRPDG=cRPDG*1000+pRPDG*100-1; |
---|
1286 | else nRPDG=cRPDG*1000+pRPDG*100-3; |
---|
1287 | if ( pLPDG == L1) nLPDG=-L2; |
---|
1288 | else nLPDG=-L1; // pLPDG == L2 |
---|
1289 | } |
---|
1290 | } |
---|
1291 | else // pRPDG > 0 |
---|
1292 | { |
---|
1293 | order=-1; |
---|
1294 | if(pRPDG==-cRPDG) |
---|
1295 | { |
---|
1296 | nLPDG=cLPDG; |
---|
1297 | nRPDG=pLPDG; |
---|
1298 | } |
---|
1299 | else |
---|
1300 | { |
---|
1301 | if (pLPDG < cRPDG) nLPDG=pLPDG*1000+cRPDG*100-1; |
---|
1302 | else if(pLPDG > cRPDG) nLPDG=cRPDG*1000+pLPDG*100-1; |
---|
1303 | else nLPDG=cRPDG*1000+pLPDG*100-3; |
---|
1304 | if ( pRPDG == L1) nRPDG=-L2; |
---|
1305 | else nRPDG=-L1; // pRPDG == L2 |
---|
1306 | } |
---|
1307 | } |
---|
1308 | break; |
---|
1309 | case 4: // ....................... cRPDG <-7 (cLPDG <0) |
---|
1310 | if(pLPDG > 0) // pRPDG & cLPDG are anti-quarks |
---|
1311 | { |
---|
1312 | order=-1; |
---|
1313 | if(pLPDG==-cLPDG) |
---|
1314 | { |
---|
1315 | nLPDG=pRPDG; |
---|
1316 | nRPDG=cRPDG; |
---|
1317 | } |
---|
1318 | else |
---|
1319 | { |
---|
1320 | if (pRPDG < cLPDG) nRPDG=pRPDG*1000+cLPDG*100-1; |
---|
1321 | else if(pRPDG > cLPDG) nRPDG=cLPDG*1000+pRPDG*100-1; |
---|
1322 | else nRPDG=cLPDG*1000+pRPDG*100-3; |
---|
1323 | if ( pLPDG == R1) nLPDG=-R2; |
---|
1324 | else nLPDG=-R1; // pLPDG == R2 |
---|
1325 | } |
---|
1326 | } |
---|
1327 | else // pRPDG > 0 |
---|
1328 | { |
---|
1329 | order= 1; |
---|
1330 | if(pRPDG==-cLPDG) |
---|
1331 | { |
---|
1332 | nLPDG=pLPDG; |
---|
1333 | nRPDG=cRPDG; |
---|
1334 | } |
---|
1335 | else |
---|
1336 | { |
---|
1337 | if (pLPDG < cLPDG) nLPDG=pLPDG*1000+cLPDG*100-1; |
---|
1338 | else if(pLPDG > cLPDG) nLPDG=cLPDG*1000+pLPDG*100-1; |
---|
1339 | else nLPDG=cLPDG*1000+pLPDG*100-3; |
---|
1340 | if ( pRPDG == R1) nRPDG=-R2; |
---|
1341 | else nRPDG=-R1; // pRPDG == R2 |
---|
1342 | } |
---|
1343 | } |
---|
1344 | break; |
---|
1345 | } |
---|
1346 | break; |
---|
1347 | case 4: // ------------------------------------> QaQ + aDiQDiQ = QaQ (double) |
---|
1348 | switch (af) |
---|
1349 | { |
---|
1350 | case 1: // ....................... pLPDG > 7 && pRPDG <-7 === LL/RR |
---|
1351 | order= 1; |
---|
1352 | if(-cLPDG == pL1) nLPDG= pL2; |
---|
1353 | else nLPDG= pL1; |
---|
1354 | if( cRPDG == pR1) nRPDG=-pR2; |
---|
1355 | else nRPDG=-pR1; |
---|
1356 | break; |
---|
1357 | case 2: // ...................... pLPDG > 7 && pRPDG <-7 === LR/RL |
---|
1358 | order=-1; |
---|
1359 | if(-cRPDG == pL1) nLPDG= pL2; |
---|
1360 | else nLPDG= pL1; |
---|
1361 | if( cLPDG == pR1) nRPDG=-pR2; |
---|
1362 | else nRPDG=-pR1; |
---|
1363 | break; |
---|
1364 | case 3: // ...................... pRPDG > 7 && pLPDG <-7 === LL/RR |
---|
1365 | order= 1; |
---|
1366 | if( cLPDG == pL1) nLPDG=-pL2; |
---|
1367 | else nLPDG=-pL1; |
---|
1368 | if(-cRPDG == pR1) nRPDG= pR2; |
---|
1369 | else nRPDG= pR1; |
---|
1370 | break; |
---|
1371 | case 4: // ...................... pRPDG > 7 && pLPDG <-7 === LR/RL |
---|
1372 | order=-1; |
---|
1373 | if( cRPDG == pL1) nLPDG=-pL2; |
---|
1374 | else nLPDG=-pL1; |
---|
1375 | if(-cLPDG == pR1) nRPDG= pR2; |
---|
1376 | else nRPDG= pR1; |
---|
1377 | break; |
---|
1378 | } |
---|
1379 | break; |
---|
1380 | case 5: // ------------------------------------> aDiQDiQ + QaQ = QaQ (double) |
---|
1381 | switch (af) |
---|
1382 | { |
---|
1383 | case 1: // ...................... cLPDG > 7 && cRPDG <-7 === LL/RR |
---|
1384 | order= 1; |
---|
1385 | if(-pLPDG == L1) nLPDG= L2; |
---|
1386 | else nLPDG= L1; |
---|
1387 | if( pRPDG == R1) nRPDG=-R2; |
---|
1388 | else nRPDG=-R1; |
---|
1389 | break; |
---|
1390 | case 2: // ...................... cLPDG > 7 && cRPDG <-7 === LR/RL |
---|
1391 | order=-1; |
---|
1392 | if(-pRPDG == L1) nRPDG= L2; |
---|
1393 | else nRPDG= L1; |
---|
1394 | if( pLPDG == R1) nLPDG=-R2; |
---|
1395 | else nLPDG=-R1; |
---|
1396 | break; |
---|
1397 | case 3: // ...................... cRPDG > 7 && cLPDG <-7 === LL/RR |
---|
1398 | order= 1; |
---|
1399 | if( pLPDG == L1) nLPDG=-L2; |
---|
1400 | else nLPDG=-L1; |
---|
1401 | if(-pRPDG == R1) nRPDG= R2; |
---|
1402 | else nRPDG= R1; |
---|
1403 | break; |
---|
1404 | case 4: // ...................... cRPDG > 7 && cLPDG <-7 === LR/RL |
---|
1405 | order=-1; |
---|
1406 | if( pRPDG == L1) nRPDG=-L2; |
---|
1407 | else nRPDG=-L1; |
---|
1408 | if(-pLPDG == R1) nLPDG= R2; |
---|
1409 | else nLPDG= R1; |
---|
1410 | break; |
---|
1411 | } |
---|
1412 | break; |
---|
1413 | case 6: // ------------------------------------> QDiQ + aQaDiQ = QaQ (double) |
---|
1414 | switch (af) |
---|
1415 | { |
---|
1416 | case 1: |
---|
1417 | order=-1; |
---|
1418 | if(-cRPDG == pL1) nLPDG= pL2; |
---|
1419 | else nLPDG= pL1; |
---|
1420 | if( pRPDG == L1) nRPDG= -L2; |
---|
1421 | else nRPDG= -L1; |
---|
1422 | break; |
---|
1423 | case 2: |
---|
1424 | order= 1; |
---|
1425 | if(-cLPDG == pL1) nLPDG= pL2; |
---|
1426 | else nLPDG= pL1; |
---|
1427 | if( pRPDG == R1) nRPDG= -R2; |
---|
1428 | else nRPDG= -R1; |
---|
1429 | break; |
---|
1430 | case 3: |
---|
1431 | order= 1; |
---|
1432 | if(-cRPDG == pR1) nRPDG= pR2; |
---|
1433 | else nRPDG= pR1; |
---|
1434 | if( pLPDG == L1) nLPDG= -L2; |
---|
1435 | else nLPDG= -L1; |
---|
1436 | break; |
---|
1437 | case 4: |
---|
1438 | order=-1; |
---|
1439 | if(-cLPDG == pR1) nRPDG= pR2; |
---|
1440 | else nRPDG= pR1; |
---|
1441 | if( pLPDG == R1) nLPDG= -R2; |
---|
1442 | else nLPDG= -R1; |
---|
1443 | break; |
---|
1444 | case 5: |
---|
1445 | order=-1; |
---|
1446 | if(-pRPDG == L1) nRPDG= L2; |
---|
1447 | else nRPDG= L1; |
---|
1448 | if( cRPDG == pL1) nLPDG=-pL2; |
---|
1449 | else nLPDG=-pL1; |
---|
1450 | break; |
---|
1451 | case 6: |
---|
1452 | order= 1; |
---|
1453 | if(-pLPDG == L1) nLPDG= L2; |
---|
1454 | else nLPDG= L1; |
---|
1455 | if( cRPDG == pR1) nRPDG=-pR2; |
---|
1456 | else nRPDG=-pR1; |
---|
1457 | break; |
---|
1458 | case 7: |
---|
1459 | order= 1; |
---|
1460 | if(-pRPDG == R1) nRPDG= R2; |
---|
1461 | else nRPDG= R1; |
---|
1462 | if( cLPDG == pL1) nLPDG=-pL2; |
---|
1463 | else nLPDG=-pL1; |
---|
1464 | break; |
---|
1465 | case 8: |
---|
1466 | order=-1; |
---|
1467 | if(-pLPDG == R1) nLPDG= R2; |
---|
1468 | else nLPDG= R1; |
---|
1469 | if( cLPDG == pR1) nRPDG=-pR2; |
---|
1470 | else nRPDG=-pR1; |
---|
1471 | break; |
---|
1472 | } |
---|
1473 | break; |
---|
1474 | } |
---|
1475 | if(!order) G4cerr<<"-Warning-G4QFrag::Constr: t="<<tf<<", a="<<af<<", cL="<<cLPDG |
---|
1476 | <<", cR="<<cRPDG<<", pL="<<pLPDG<<", pR="<<pRPDG<<G4endl; |
---|
1477 | else |
---|
1478 | { |
---|
1479 | // With theNewHypotheticalPartons the min mass must be calculated & compared |
---|
1480 | G4int LT=1; |
---|
1481 | if(std::abs(nLPDG) > 7) ++LT; |
---|
1482 | G4int RT=1; |
---|
1483 | if(std::abs(nRPDG) > 7) ++RT; |
---|
1484 | G4double minM=0.; |
---|
1485 | G4bool sing=true; |
---|
1486 | if(cLT==2 && cRT==2) |
---|
1487 | { |
---|
1488 | G4int aLPDG=0; |
---|
1489 | G4int aRPDG=0; |
---|
1490 | if(cLPDG>0) |
---|
1491 | { |
---|
1492 | aLPDG=nLPDG/100; |
---|
1493 | aRPDG=(-nRPDG)/100; |
---|
1494 | } |
---|
1495 | else //cRPDG>0 |
---|
1496 | { |
---|
1497 | aRPDG=nRPDG/100; |
---|
1498 | aLPDG=(-nLPDG)/100; |
---|
1499 | } |
---|
1500 | G4int nL1=aLPDG/10; |
---|
1501 | G4int nL2=aLPDG%10; |
---|
1502 | G4int nR1=aRPDG/10; |
---|
1503 | G4int nR2=aRPDG%10; |
---|
1504 | if(nL1!=nR1 && nL1!=nR2 && nL2!=nR1 && nL2!=nR2) // Unreducable DiQ-aDiQ |
---|
1505 | { |
---|
1506 | #ifdef debug |
---|
1507 | G4cout<<"G4QFragmentation::Const:aLPDG="<<aLPDG<<", aRPDG="<<aRPDG<<G4endl; |
---|
1508 | #endif |
---|
1509 | sing=false; |
---|
1510 | G4QPDGCode tmp; |
---|
1511 | std::pair<G4int,G4int> pB=tmp.MakeTwoBaryons(nL1, nL2, nR1, nR2); |
---|
1512 | minM=G4QPDGCode(pB.first).GetMass()+G4QPDGCode(pB.second).GetMass(); |
---|
1513 | } |
---|
1514 | } |
---|
1515 | if(sing) |
---|
1516 | { |
---|
1517 | std::pair<G4int,G4int> newPair = std::make_pair(nLPDG,nRPDG); |
---|
1518 | G4QContent newStQC(newPair); // NewString QuarkContent |
---|
1519 | #ifdef debug |
---|
1520 | G4cout<<"G4QFr::Con: LPDG="<<nLPDG<<",RPDG="<<nRPDG<<",QC="<<newStQC<<G4endl; |
---|
1521 | #endif |
---|
1522 | G4int minPDG=newStQC.GetSPDGCode(); // PDG of the Lightest Hadron=String |
---|
1523 | minM=G4QPDGCode(minPDG).GetMass() + mPi0; // Min SingleHadron=String Mass |
---|
1524 | } |
---|
1525 | // Compare this mass |
---|
1526 | G4bool win=false; |
---|
1527 | G4double pSM=0.; |
---|
1528 | if(pSM2>0.) pSM=std::sqrt(pSM2); |
---|
1529 | if(minC && pSM2 > maxiM2) // Up to now any positive mass is good |
---|
1530 | { |
---|
1531 | maxiM2=pSM2; |
---|
1532 | win=true; |
---|
1533 | } |
---|
1534 | else if(!minC || pSM > minM) |
---|
1535 | { |
---|
1536 | pExcess=pSM-minM; |
---|
1537 | if(minC || pExcess > excess) |
---|
1538 | { |
---|
1539 | minC=false; |
---|
1540 | excess=pExcess; |
---|
1541 | win=true; |
---|
1542 | } |
---|
1543 | } |
---|
1544 | if(win) |
---|
1545 | { |
---|
1546 | sst=pst; |
---|
1547 | sLPDG=nLPDG; |
---|
1548 | sRPDG=nRPDG; |
---|
1549 | sOrd=order; |
---|
1550 | } |
---|
1551 | } // End of IF(new partons are created) |
---|
1552 | } // End of IF(compatible partons) |
---|
1553 | //} // End of positive squared mass of the fused string |
---|
1554 | } // End of the LOOP over the possible partners (with the exclusive if for itself) |
---|
1555 | if(sOrd) // The best pStringCandidate was found |
---|
1556 | { |
---|
1557 | G4LorentzVector cL4M=cLeft->Get4Momentum(); |
---|
1558 | G4LorentzVector cR4M=cRight->Get4Momentum(); |
---|
1559 | G4QParton* pLeft=(*sst)->GetLeftParton(); |
---|
1560 | G4QParton* pRight=(*sst)->GetRightParton(); |
---|
1561 | G4LorentzVector pL4M=pLeft->Get4Momentum(); |
---|
1562 | G4LorentzVector pR4M=pRight->Get4Momentum(); |
---|
1563 | #ifdef debug |
---|
1564 | G4cout<<"G4QFragmentation::Const:cS4M="<<cS4M<<" fused/w pS4M="<<pL4M+pR4M<<G4endl; |
---|
1565 | #endif |
---|
1566 | if(sOrd>0) |
---|
1567 | { |
---|
1568 | pL4M+=cL4M; |
---|
1569 | pR4M+=cR4M; |
---|
1570 | } |
---|
1571 | else |
---|
1572 | { |
---|
1573 | pL4M+=cR4M; |
---|
1574 | pR4M+=cL4M; |
---|
1575 | } |
---|
1576 | pLeft->SetPDGCode(sLPDG); |
---|
1577 | pLeft->Set4Momentum(pL4M); |
---|
1578 | pRight->SetPDGCode(sRPDG); |
---|
1579 | pRight->Set4Momentum(pR4M); |
---|
1580 | delete (*ist); |
---|
1581 | strings.erase(ist); |
---|
1582 | ist--; |
---|
1583 | #ifdef debug |
---|
1584 | G4LorentzVector ss4M=pL4M+pR4M; |
---|
1585 | G4cout<<"G4QFragmentation::Construct:Created,4M="<<ss4M<<",m2="<<ss4M.m2()<<G4endl; |
---|
1586 | #endif |
---|
1587 | } // End of the IF(the best partnerString candidate was found) |
---|
1588 | else |
---|
1589 | { |
---|
1590 | #ifdef debug |
---|
1591 | G4cout<<"-Warning-G4QFragm::Const:S4M="<<cS4M<<",M2="<<cSM2<<" Leave ASIS"<<G4endl; |
---|
1592 | #endif |
---|
1593 | ++problem; |
---|
1594 | } |
---|
1595 | } |
---|
1596 | } |
---|
1597 | #ifdef edebug |
---|
1598 | // This print has meaning only if something appear between it and the StringFragmLOOP |
---|
1599 | G4LorentzVector t4M=theNucleus.Get4Momentum(); // Nucleus 4Mom in LS |
---|
1600 | G4int rC=totChg-theNucleus.GetZ(); |
---|
1601 | G4int rB=totBaN-theNucleus.GetA(); |
---|
1602 | G4int nStr=strings.size(); |
---|
1603 | G4cout<<"-EMCLS-G4QFr::Const: AfterSUPPRESION #ofS="<<nStr<<",tNuc4M(E=M)="<<sum<<G4endl; |
---|
1604 | for(G4int i=0; i<nStr; i++) |
---|
1605 | { |
---|
1606 | G4LorentzVector strI4M=strings[i]->Get4Momentum(); |
---|
1607 | t4M+=strI4M; |
---|
1608 | G4int sChg=strings[i]->GetCharge(); |
---|
1609 | rC-=sChg; |
---|
1610 | G4int sBaN=strings[i]->GetBaryonNumber(); |
---|
1611 | rB-=sBaN; |
---|
1612 | G4cout<<"-EMCLS-G4QFragm::Construct: St#"<<i<<", 4M="<<strI4M<<", M="<<strI4M.m() |
---|
1613 | <<", C="<<sChg<<", B="<<sBaN<<G4endl; |
---|
1614 | } |
---|
1615 | G4cout<<"-EMCLS-G4QFragm::Construct:r4M="<<t4M-totLS4M<<",rC="<<rC<<",rB="<<rB<<G4endl; |
---|
1616 | #endif |
---|
1617 | // |
---|
1618 | // --- If a problem is foreseen then the DiQaDiQ strings should be reduced if possible -- |
---|
1619 | // |
---|
1620 | #ifdef debug |
---|
1621 | G4cout<<"G4QFragmentation::Construct: problem="<<problem<<G4endl; |
---|
1622 | #endif |
---|
1623 | if(problem) |
---|
1624 | { |
---|
1625 | G4int nOfStr=strings.size(); |
---|
1626 | #ifdef debug |
---|
1627 | G4cout<<"G4QFragmentation::Construct:SecurityDiQaDiQReduction,#OfStr="<<nOfStr<<G4endl; |
---|
1628 | #endif |
---|
1629 | for (G4int astring=0; astring < nOfStr; astring++) |
---|
1630 | { |
---|
1631 | G4QString* curString=strings[astring]; |
---|
1632 | G4QParton* cLeft=curString->GetLeftParton(); |
---|
1633 | G4QParton* cRight=curString->GetRightParton(); |
---|
1634 | G4int LT=cLeft->GetType(); |
---|
1635 | G4int RT=cRight->GetType(); |
---|
1636 | G4int sPDG=cLeft->GetPDGCode(); |
---|
1637 | G4int nPDG=cRight->GetPDGCode(); |
---|
1638 | if(LT==2 && RT==2) |
---|
1639 | { |
---|
1640 | #ifdef debug |
---|
1641 | G4cout<<"G4QFragmentation::Constr:TrySelfReduString,L="<<sPDG<<",R="<<nPDG<<G4endl; |
---|
1642 | #endif |
---|
1643 | if( cLeft->ReduceDiQADiQ(cLeft, cRight) ) // DiQ-aDiQ pair was successfully reduced |
---|
1644 | { |
---|
1645 | sPDG=cLeft->GetPDGCode(); |
---|
1646 | nPDG=cRight->GetPDGCode(); |
---|
1647 | #ifdef debug |
---|
1648 | G4cout<<"+G4QFragm::Const:#"<<astring<<" Reduced, L="<<sPDG<<",R="<<nPDG<<G4endl; |
---|
1649 | #endif |
---|
1650 | } |
---|
1651 | #ifdef debug |
---|
1652 | else G4cout<<"--*--G4QFragm::Const:#"<<astring<<" DQ-aDQ reduction Failed"<<G4endl; |
---|
1653 | #endif |
---|
1654 | } // End of the found DiQ/aDiQ pair |
---|
1655 | else if(sPDG==3 && nPDG==-3) |
---|
1656 | { |
---|
1657 | sPDG= 1; |
---|
1658 | nPDG=-1; |
---|
1659 | cLeft->SetPDGCode(sPDG); |
---|
1660 | cRight->SetPDGCode(nPDG); |
---|
1661 | } |
---|
1662 | else if(sPDG==-3 && nPDG==3) |
---|
1663 | { |
---|
1664 | sPDG=-1; |
---|
1665 | nPDG= 1; |
---|
1666 | cLeft->SetPDGCode(sPDG); |
---|
1667 | cRight->SetPDGCode(nPDG); |
---|
1668 | } |
---|
1669 | } |
---|
1670 | SwapPartons(); |
---|
1671 | } // End of IF(problem) |
---|
1672 | #ifdef edebug |
---|
1673 | G4LorentzVector u4M=theNucleus.Get4Momentum(); // Nucleus 4Mom in LS |
---|
1674 | G4int rCh=totChg-theNucleus.GetZ(); |
---|
1675 | G4int rBa=totBaN-theNucleus.GetA(); |
---|
1676 | G4int nStri=strings.size(); |
---|
1677 | G4cout<<"-EMCLS-G4QFr::Const: FinalConstruct, #ofSt="<<nStri<<",tN4M(E=M)="<<t4M<<G4endl; |
---|
1678 | for(G4int i=0; i<nStri; i++) |
---|
1679 | { |
---|
1680 | G4LorentzVector strI4M=strings[i]->Get4Momentum(); |
---|
1681 | u4M+=strI4M; |
---|
1682 | G4int sChg=strings[i]->GetCharge(); |
---|
1683 | rCh-=sChg; |
---|
1684 | G4int sBaN=strings[i]->GetBaryonNumber(); |
---|
1685 | rBa-=sBaN; |
---|
1686 | G4cout<<"-EMCLS-G4QFragm::Construct: St#"<<i<<", 4M="<<strI4M<<", M="<<strI4M.m() |
---|
1687 | <<", C="<<sChg<<", B="<<sBaN<<G4endl; |
---|
1688 | } |
---|
1689 | G4cout<<"-EMCLS-G4QFragm::Construct:r4M="<<u4M-totLS4M<<",rC="<<rCh<<",rB="<<rBa<<G4endl; |
---|
1690 | #endif |
---|
1691 | } // End of the Constructer |
---|
1692 | |
---|
1693 | G4QFragmentation::~G4QFragmentation() |
---|
1694 | { |
---|
1695 | std::for_each(strings.begin(), strings.end(), DeleteQString() ); |
---|
1696 | } |
---|
1697 | |
---|
1698 | G4QHadronVector* G4QFragmentation::Fragment() |
---|
1699 | { // This is the member function fragmenting Strings & Quasmons (in nuclear matter) |
---|
1700 | static const G4double mProt = G4QPDGCode(2212).GetMass(); // Mass of proton |
---|
1701 | static const G4double mNeut = G4QPDGCode(2112).GetMass(); // Mass of neutron |
---|
1702 | static const G4double mPiCh = G4QPDGCode(211).GetMass(); // Mass of chgdPion |
---|
1703 | static const G4double mPiZr = G4QPDGCode(111).GetMass(); // Mass of neutrPion |
---|
1704 | #ifdef debug |
---|
1705 | G4cout<<"*******>G4QFragmentation::Fragment: ***Called***, Res="<<theResult<<G4endl; |
---|
1706 | #endif |
---|
1707 | G4int striNum=strings.size(); // Find out if there're strings |
---|
1708 | G4int hadrNum=theResult->size(); // Find out if there're hadrons |
---|
1709 | #ifdef edebug |
---|
1710 | G4int nQm=theQuasmons.size(); |
---|
1711 | G4LorentzVector totLS4M=theNucleus.Get4Momentum(); // Nucleus 4Mom in LS |
---|
1712 | G4int totChg=theNucleus.GetZ(); |
---|
1713 | G4int totBaN=theNucleus.GetA(); |
---|
1714 | G4cout<<"-EMCLS-G4QF::Fragment: CHECKRecovery, #ofS="<<striNum<<", #Nuc4M(E=M)="<<totLS4M |
---|
1715 | <<",#Q="<<nQm<<",#H="<<hadrNum<<G4endl; |
---|
1716 | for(G4int i=0; i < striNum; i++) |
---|
1717 | { |
---|
1718 | G4LorentzVector strI4M=strings[i]->Get4Momentum(); |
---|
1719 | totLS4M+=strI4M; |
---|
1720 | G4int sChg=strings[i]->GetCharge(); |
---|
1721 | totChg+=sChg; |
---|
1722 | G4int sBaN=strings[i]->GetBaryonNumber(); |
---|
1723 | totBaN+=sBaN; |
---|
1724 | G4cout<<"-EMCLS-G4QFragm::Fragment: String#"<<i<<", 4M="<<strI4M<<", M="<<strI4M.m() |
---|
1725 | <<", C="<<sChg<<", B="<<sBaN<<G4endl; |
---|
1726 | } |
---|
1727 | for(G4int i=0; i < nQm; i++) |
---|
1728 | { |
---|
1729 | G4LorentzVector hI4M=theQuasmons[i]->Get4Momentum(); |
---|
1730 | totLS4M+=hI4M; |
---|
1731 | G4int hChg=theQuasmons[i]->GetCharge(); |
---|
1732 | totChg+=hChg; |
---|
1733 | G4int hBaN=theQuasmons[i]->GetBaryonNumber(); |
---|
1734 | totBaN+=hBaN; |
---|
1735 | G4cout<<"-EMCLS-G4QFragmentation::Fragment: Quasmon#"<<i<<", 4M="<<hI4M<<", C="<<hChg |
---|
1736 | <<", B="<<hBaN<<G4endl; |
---|
1737 | } |
---|
1738 | for(G4int i=0; i < hadrNum; i++) |
---|
1739 | { |
---|
1740 | G4LorentzVector hI4M=(*theResult)[i]->Get4Momentum(); |
---|
1741 | totLS4M+=hI4M; |
---|
1742 | G4int hChg=(*theResult)[i]->GetCharge(); |
---|
1743 | totChg+=hChg; |
---|
1744 | G4int hBaN=(*theResult)[i]->GetBaryonNumber(); |
---|
1745 | totBaN+=hBaN; |
---|
1746 | G4cout<<"-EMCLS-G4QFr::Fragment:H#"<<i<<",4M="<<hI4M<<",C="<<hChg<<",B="<<hBaN<<G4endl; |
---|
1747 | } |
---|
1748 | #endif |
---|
1749 | #ifdef debug |
---|
1750 | G4cout<<"***>G4QFragmentation::Fragment: #OfStr="<<striNum<<", #OfRes="<<hadrNum<<G4endl; |
---|
1751 | #endif |
---|
1752 | if(!striNum && hadrNum) // Quasi-elastic or decoupled p |
---|
1753 | { |
---|
1754 | #ifdef debug |
---|
1755 | G4cout<<"***>G4QFragmentation::Fragment:**Quasi-Elastic**,#OfResult="<<hadrNum<<G4endl; |
---|
1756 | #endif |
---|
1757 | return theResult; |
---|
1758 | } |
---|
1759 | else if(striNum) Breeder(); // Strings fragmentation |
---|
1760 | else // No strings, make HadrNucleus |
---|
1761 | { |
---|
1762 | if(hadrNum) |
---|
1763 | { |
---|
1764 | for(G4int ih=0; ih<hadrNum; ih++) delete (*theResult)[ih]; |
---|
1765 | theResult->clear(); |
---|
1766 | } |
---|
1767 | G4LorentzVector r4M=theNucleus.Get4Momentum(); // Nucleus 4-momentum in LS |
---|
1768 | G4int rPDG=theNucleus.GetPDG(); // Nuclear PDG |
---|
1769 | G4QHadron* resNuc = new G4QHadron(rPDG,r4M); // Nucleus -> Hadron |
---|
1770 | theResult->push_back(resNuc); // Fill the residual nucleus |
---|
1771 | } |
---|
1772 | G4int nQuas=theQuasmons.size(); // Size of the Quasmon OUTPUT |
---|
1773 | G4int theRS=theResult->size(); // Size of Hadron Output by now |
---|
1774 | #ifdef debug |
---|
1775 | G4cout<<"***>G4QFragmentation::Fragment:beforeEnv,#OfQ="<<nQuas<<",#OfR="<<theRS<<G4endl; |
---|
1776 | #endif |
---|
1777 | if(nQuas && theRS) |
---|
1778 | { |
---|
1779 | G4QHadron* resNuc = (*theResult)[theRS-1]; // Pointer to Residual Nucleus |
---|
1780 | G4LorentzVector resNuc4M = resNuc->Get4Momentum(); // 4-Momentum of the Nucleuz |
---|
1781 | G4int resNucPDG= resNuc->GetPDGCode(); // PDG Code of the Nucleus |
---|
1782 | if(resNucPDG==90000000) |
---|
1783 | { |
---|
1784 | resNuc4M=G4LorentzVector(0.,0.,0.,0.); |
---|
1785 | resNuc->Set4Momentum(resNuc4M); |
---|
1786 | } |
---|
1787 | #ifdef edebug |
---|
1788 | G4int rnChg=resNuc->GetCharge(); |
---|
1789 | G4int rnBaN=resNuc->GetBaryonNumber(); |
---|
1790 | #endif |
---|
1791 | G4QNucleus theEnv(resNucPDG); // NucleusHadron->NucleusAtRest |
---|
1792 | delete resNuc; // Delete resNucleus as aHadron |
---|
1793 | theResult->pop_back(); // Exclude the nucleus from HV |
---|
1794 | --theRS; // Reduce the OUTPUT by theNucl |
---|
1795 | #ifdef debug |
---|
1796 | G4cout<<"G4QFragmentation::Fragment:#OfRemainingHadron="<<theRS<<",A="<<theEnv<<G4endl; |
---|
1797 | #endif |
---|
1798 | // Now we need to be sure that the compound nucleus is heavier than the Ground State |
---|
1799 | for(G4int j=theRS-1; j>-2; --j) // try to reach M_compound>M_GS |
---|
1800 | { |
---|
1801 | G4LorentzVector qsum4M=resNuc4M; // Proto compound 4-momentum |
---|
1802 | G4QContent qsumQC=theEnv.GetQCZNS(); // Proto compound Quark Content |
---|
1803 | #ifdef debug |
---|
1804 | G4cout<<"G4QFragmentation::Fragm:rN4M"<<qsum4M<<qsum4M.m()<<",rNQC="<<qsumQC<<G4endl; |
---|
1805 | #endif |
---|
1806 | G4Quasmon* firstQ=0; // Prototype of theFirstQuasmon |
---|
1807 | G4LorentzVector first4M; // Proto of the FirstQuasmon 4M |
---|
1808 | G4QContent firstQC; // Proto of the FirstQuasmon QC |
---|
1809 | for(G4int i=0; i<nQuas; ++i) // LOOP over Quasmons |
---|
1810 | { |
---|
1811 | G4Quasmon* curQuasm=theQuasmons[i]; // current Quasmon |
---|
1812 | G4LorentzVector cur4M=curQuasm->Get4Momentum(); // 4-Mom of the Quasmon |
---|
1813 | G4QContent curQC=curQuasm->GetQC(); // Quark Content of the Quasmon |
---|
1814 | qsum4M+=cur4M; // Add quasmon's 4-momentum |
---|
1815 | qsumQC+=curQC; // Add quasmon's Quark Content |
---|
1816 | #ifdef debug |
---|
1817 | G4cout<<"G4QFr::Fr:Q#"<<i<<",Q4M="<<cur4M<<",QQC="<<curQC<<",sQC="<<qsumQC<<G4endl; |
---|
1818 | #endif |
---|
1819 | if(!i) // Remember 1-st for correction |
---|
1820 | { |
---|
1821 | firstQ =curQuasm; |
---|
1822 | first4M=cur4M; |
---|
1823 | firstQC=curQC; |
---|
1824 | } |
---|
1825 | } |
---|
1826 | G4int miPDG=qsumQC.GetSPDGCode(); // PDG of minM of hadron/fragm. |
---|
1827 | G4double gsM=0.; // Proto minM of had/frag forQC |
---|
1828 | if(miPDG == 10) |
---|
1829 | { |
---|
1830 | G4QChipolino QCh(qsumQC); // define TotNuc as a Chipolino |
---|
1831 | gsM=QCh.GetQPDG1().GetMass()+QCh.GetQPDG2().GetMass(); // Sum of Hadron Masses |
---|
1832 | //gsM=theWorld->GetQParticle(QCh.GetQPDG1())->MinMassOfFragm() + |
---|
1833 | // theWorld->GetQParticle(QCh.GetQPDG2())->MinMassOfFragm(); |
---|
1834 | } |
---|
1835 | else if(miPDG>80000000) // Compound Nucleus |
---|
1836 | { |
---|
1837 | G4QNucleus rtN(qsumQC); // Create PseudoNucl for totCompound |
---|
1838 | gsM=rtN.GetGSMass(); // MinMass of residQ+(Env-ParC) syst. } |
---|
1839 | } |
---|
1840 | else if(std::abs(miPDG)%10 > 2) |
---|
1841 | gsM=theWorld->GetQParticle(G4QPDGCode(miPDG))->MinMassOfFragm(); |
---|
1842 | else gsM=G4QPDGCode(miPDG).GetMass(); // minM of hadron/fragm. for QC |
---|
1843 | G4double reM=qsum4M.m(); // real mass of the compound |
---|
1844 | #ifdef debug |
---|
1845 | G4cout<<"G4QFragmentation::Fragment: PDG="<<miPDG<<",rM="<<reM<<",GSM="<<gsM<<G4endl; |
---|
1846 | #endif |
---|
1847 | if(reM > gsM) break; // CHIPS can be called |
---|
1848 | if(j > -1) // Can try to add hadrons to Q0 |
---|
1849 | { |
---|
1850 | G4QHadron* cH = (*theResult)[j]; // Pointer to the last Hadron |
---|
1851 | G4LorentzVector h4M = cH->Get4Momentum(); // 4-Momentum of the Hadron |
---|
1852 | G4QContent hQC = cH->GetQC(); // QC of the Hadron |
---|
1853 | firstQ->Set4Momentum(first4M+h4M); // Update the Quasmon's 4-Mom |
---|
1854 | firstQ->SetQC(firstQC+hQC); // Update the Quasmon's QCont |
---|
1855 | delete cH; // Delete the Hadron |
---|
1856 | theResult->pop_back(); // Exclude the hadron from HV |
---|
1857 | #ifdef debug |
---|
1858 | G4cout<<"G4QFragm::Fragm: H#"<<j<<",hQC="<<hQC<<",hPDG="<<cH->GetPDGCode()<<G4endl; |
---|
1859 | #endif |
---|
1860 | } |
---|
1861 | else |
---|
1862 | { |
---|
1863 | G4cerr<<"***G4QFragmentation::Fragm:PDG="<<miPDG<<",M="<<reM<<",GSM="<<gsM<<G4endl; |
---|
1864 | G4Exception("G4QFragmentation::Fragment:","27",FatalException,"Can't recover GSM"); |
---|
1865 | } |
---|
1866 | } |
---|
1867 | G4double nucE=resNuc4M.e(); // Total energy of the nuclEnv |
---|
1868 | if(nucE<1.E-12) nucE=0.; // Computer accuracy safety |
---|
1869 | G4ThreeVector nucVel(0.,0.,0.); // Proto of the NucleusVelocity |
---|
1870 | G4QHadronVector* output=0; // NucleusFragmentation Hadrons |
---|
1871 | G4QEnvironment* pan= new G4QEnvironment(theEnv); // ---> DELETED --->----------+ |
---|
1872 | #ifdef debug |
---|
1873 | G4cout<<"G4QFragm::Fragm: nucE="<<nucE<<",nQ="<<nQuas<<G4endl; // | |
---|
1874 | #endif |
---|
1875 | if(nucE) nucVel=resNuc4M.vect()/nucE; // The NucleusVelocity | |
---|
1876 | #ifdef edebug |
---|
1877 | G4LorentzVector sq4M=resNuc4M-totLS4M; // 4-mom deficit | |
---|
1878 | G4int sqCg=rnChg-totChg; // Charge deficit | |
---|
1879 | G4int sqBN=rnBaN-totBaN; // Baryon number deficit | |
---|
1880 | #endif |
---|
1881 | for(G4int i=0; i<nQuas; ++i) // LOOP over Quasmons | |
---|
1882 | { // | |
---|
1883 | G4Quasmon* curQuasm=theQuasmons[i]; // current Quasmon | |
---|
1884 | #ifdef debug |
---|
1885 | if(nucE) G4cout<<"G4QFr::Fr:V="<<nucVel<<",Q="<<curQuasm->Get4Momentum()<<",R=" // | |
---|
1886 | <<resNuc4M<<resNucPDG<<G4endl; // | |
---|
1887 | #endif |
---|
1888 | if(nucE) curQuasm->Boost(-nucVel); // Boost it to CMS of Nucleus | |
---|
1889 | pan->AddQuasmon(curQuasm); // Fill the predefined Quasmon| |
---|
1890 | #ifdef edebug |
---|
1891 | G4LorentzVector cQ4M=curQuasm->Get4Momentum(); // Just for printing | |
---|
1892 | G4cout<<"G4QFragmentation::Fragment: Quasmon# "<<i<<" added, 4M="<<cQ4M<<G4endl; // | |
---|
1893 | sq4M+=cQ4M; // Sum up total 4Mom | |
---|
1894 | sqCg+=curQuasm->GetCharge(); // Sum up the Charge | |
---|
1895 | sqBN+=curQuasm->GetBaryonNumber(); // Sum up the baryon number | |
---|
1896 | #endif |
---|
1897 | } // | |
---|
1898 | #ifdef edebug |
---|
1899 | G4cout<<"-EMCLS-G4QFrag::Fragm: r4M="<<sq4M<<", rC="<<sqCg<<", rB="<<sqBN<<G4endl; // | |
---|
1900 | #endif |
---|
1901 | try // | |
---|
1902 | { // | |
---|
1903 | #ifdef debug |
---|
1904 | G4cout<<"G4QFrag::Fragm: *** Before Del Output ***"<<G4endl; // | |
---|
1905 | #endif |
---|
1906 | delete output; // | |
---|
1907 | #ifdef debug |
---|
1908 | G4cout<<"G4QFrag::Fragm: *** After Del Output ***"<<G4endl; // | |
---|
1909 | #endif |
---|
1910 | output = pan->Fragment();// DESTROYED after theHadrons are transferred to theResult | |
---|
1911 | } // | | |
---|
1912 | catch (G4QException& error) // | | |
---|
1913 | { // | | |
---|
1914 | G4cerr<<"***G4QFragmentation::Fragment: G4QE Exception is catched"<<G4endl; // | | |
---|
1915 | G4Exception("G4QFragmentation::Fragment:","27",FatalException,"CHIPSCrash");// | | |
---|
1916 | } // | | |
---|
1917 | #ifdef debug |
---|
1918 | G4cout<<"G4QFrag::Fragm: *** Before Del Pan ***"<<G4endl; // | | |
---|
1919 | #endif |
---|
1920 | delete pan; // Delete the Nuclear Environment <-----<--+-* |
---|
1921 | #ifdef debug |
---|
1922 | G4cout<<"G4QFrag::Fragm: *** After Del Pan ***"<<G4endl; // | |
---|
1923 | #endif |
---|
1924 | if(output) // Output exists | |
---|
1925 | { // | |
---|
1926 | G4int nOut=output->size(); // #ofHadrons in the Nuclear Fragmentation | |
---|
1927 | for(G4int j=0; j<nOut; j++) // LOOP over Hadrons transferring to LS | |
---|
1928 | { // | |
---|
1929 | G4QHadron* curHadron=(*output)[j]; // Hadron from the nucleus fragmentation | |
---|
1930 | if(nucE) curHadron->Boost(nucVel); // Boost it back to Laboratory System | |
---|
1931 | theResult->push_back(curHadron); // Transfer it to the result | |
---|
1932 | } // | |
---|
1933 | delete output; // Delete the OUTPUT <-----<-----<-----<---+ |
---|
1934 | } |
---|
1935 | } |
---|
1936 | else if(!striNum) G4cout<<"-Warning-G4QFragmentation::Fragment:Nothing was done"<<G4endl; |
---|
1937 | #ifdef debug |
---|
1938 | G4cout<<"====>G4QFragmentation::Fragment: Final #OfResult="<<theResult->size()<<G4endl; |
---|
1939 | #endif |
---|
1940 | G4int nQ =theQuasmons.size(); |
---|
1941 | if(nQ) theQuasmons.clear(); // @@ Not necesary ? |
---|
1942 | G4int nHd=theResult->size(); |
---|
1943 | #ifdef edebug |
---|
1944 | G4LorentzVector f4M(0.,0.,0.,0.); // Sum of the Result in LS |
---|
1945 | G4int fCh=totChg; |
---|
1946 | G4int fBN=totBaN; |
---|
1947 | G4cout<<"-EMCLS-G4QFragmentation::Fragment: #ofHadr="<<nHd<<", #OfQuasm="<<nQ<<G4endl; |
---|
1948 | for(G4int i=0; i<nHd; i++) |
---|
1949 | { |
---|
1950 | G4LorentzVector hI4M=(*theResult)[i]->Get4Momentum(); |
---|
1951 | f4M+=hI4M; |
---|
1952 | G4int hChg=(*theResult)[i]->GetCharge(); |
---|
1953 | fCh-=hChg; |
---|
1954 | G4int hBaN=(*theResult)[i]->GetBaryonNumber(); |
---|
1955 | fBN-=hBaN; |
---|
1956 | G4cout<<"-EMCLS-G4QFragmentation::Fragment: Hadron#"<<i<<", 4M="<<hI4M<<", PDG=" |
---|
1957 | <<(*theResult)[i]->GetPDGCode()<<", C="<<hChg<<", B="<<hBaN<<G4endl; |
---|
1958 | } |
---|
1959 | G4cout<<"-EMCLS-G4QFrag::Fragm: r4M="<<f4M-totLS4M<<", rC="<<fCh<<", rB="<<fBN<<G4endl; |
---|
1960 | #endif |
---|
1961 | //G4QHadron* resNuc = theResult->back(); // Pointer to the Residual Nucleus |
---|
1962 | G4QHadron* resNuc = (*theResult)[nHd-1]; // Pointer to the Residual Nucleus |
---|
1963 | G4int rnBn = resNuc->GetBaryonNumber(); |
---|
1964 | G4int rnCg = resNuc->GetCharge(); |
---|
1965 | if(rnBn==1 && (rnCg==-2 || rnCg==3 || rnCg==-1 || rnCg==2)) // E/Delta decay |
---|
1966 | { |
---|
1967 | G4LorentzVector tot4M=resNuc->Get4Momentum(); // 4-mom to be split |
---|
1968 | G4int nPDG=2212; // Proton as a default |
---|
1969 | G4int mPDG=211; // PiPlus as a default |
---|
1970 | G4double nM=mProt; // Proton mass as a default |
---|
1971 | if(rnCg<0) |
---|
1972 | { |
---|
1973 | nPDG=2112; |
---|
1974 | mPDG=-211; |
---|
1975 | nM=mNeut; |
---|
1976 | } |
---|
1977 | G4LorentzVector m14M(0.,0.,0.,mPiCh); |
---|
1978 | G4LorentzVector n4M(0.,0.,0.,nM); |
---|
1979 | if(rnCg==-2 || rnCg==3) // Decay In 3 |
---|
1980 | { |
---|
1981 | G4LorentzVector m24M(0.,0.,0.,mPiCh); |
---|
1982 | if(!G4QHadron(tot4M).DecayIn3(m14M,m24M,n4M)) |
---|
1983 | { |
---|
1984 | G4cerr<<"***G4QFrag::Frag: tM="<<tot4M.m()<<" -> m1="<<mPiCh<<" + m2="<<mPiCh |
---|
1985 | <<" + nM="<<nM<<" = "<<2*mPiCh+nM<<G4endl; |
---|
1986 | G4Exception("G4QFragmentation::Breeder:","72",FatalException,"ImpossibleDecayIn3"); |
---|
1987 | } |
---|
1988 | theResult->pop_back(); |
---|
1989 | delete resNuc; |
---|
1990 | G4QHadron* m1H = new G4QHadron(mPDG,m14M); |
---|
1991 | theResult->push_back(m1H); |
---|
1992 | #ifdef debug |
---|
1993 | G4cout<<"G4QFragment::Fragment:DecayIn3, M1="<<mPDG<<m14M<<G4endl; |
---|
1994 | #endif |
---|
1995 | G4QHadron* m2H = new G4QHadron(mPDG,m24M); |
---|
1996 | theResult->push_back(m2H); |
---|
1997 | #ifdef debug |
---|
1998 | G4cout<<"G4QFragment::Fragment:DecayIn3, M2="<<mPDG<<m24M<<G4endl; |
---|
1999 | #endif |
---|
2000 | G4QHadron* nH = new G4QHadron(nPDG,n4M); |
---|
2001 | theResult->push_back(nH); |
---|
2002 | #ifdef debug |
---|
2003 | G4cout<<"G4QFragment::Fragment:DecayIn3, Nucleon="<<nPDG<<n4M<<G4endl; |
---|
2004 | #endif |
---|
2005 | } |
---|
2006 | else // Decay in 2 |
---|
2007 | { |
---|
2008 | if(!G4QHadron(tot4M).DecayIn2(m14M,n4M)) |
---|
2009 | { |
---|
2010 | G4cerr<<"***G4QFrag::Frag: tM="<<tot4M.m()<<" -> m1="<<mPiCh |
---|
2011 | <<" + nM="<<nM<<" = "<<mPiCh+nM<<G4endl; |
---|
2012 | G4Exception("G4QFragmentation::Breeder:","72",FatalException,"ImpossibleDecayIn2"); |
---|
2013 | } |
---|
2014 | theResult->pop_back(); |
---|
2015 | delete resNuc; |
---|
2016 | G4QHadron* m1H = new G4QHadron(mPDG,m14M); |
---|
2017 | theResult->push_back(m1H); |
---|
2018 | #ifdef debug |
---|
2019 | G4cout<<"G4QFragment::Fragment:DecayIn2, M1="<<mPDG<<m14M<<G4endl; |
---|
2020 | #endif |
---|
2021 | G4QHadron* nH = new G4QHadron(nPDG,n4M); |
---|
2022 | theResult->push_back(nH); |
---|
2023 | #ifdef debug |
---|
2024 | G4cout<<"G4QFragment::Fragment:DecayIn2, Nucleon="<<nPDG<<n4M<<G4endl; |
---|
2025 | #endif |
---|
2026 | } |
---|
2027 | } |
---|
2028 | if(rnBn==2) // Di-baryon |
---|
2029 | { |
---|
2030 | if(!rnCg) // Di-neutron pair |
---|
2031 | { |
---|
2032 | G4LorentzVector tot4M=resNuc->Get4Momentum(); // 4-mom to be split |
---|
2033 | G4LorentzVector n14M(0.,0.,0.,mNeut); |
---|
2034 | G4LorentzVector n24M(0.,0.,0.,mNeut); |
---|
2035 | if(!G4QHadron(tot4M).DecayIn2(n14M,n24M)) |
---|
2036 | { |
---|
2037 | G4cerr<<"***G4QFrag::Frag: tM="<<tot4M.m()<<" -> n*2="<<2*mNeut<<G4endl; |
---|
2038 | G4Exception("G4QFragmentation::Breeder:","72",FatalException,"ImpossibleDecay-2n"); |
---|
2039 | } |
---|
2040 | theResult->pop_back(); |
---|
2041 | delete resNuc; |
---|
2042 | G4QHadron* n1H = new G4QHadron(2112,n14M); |
---|
2043 | theResult->push_back(n1H); |
---|
2044 | #ifdef debug |
---|
2045 | G4cout<<"G4QFragment::Fragment:DecayIn2, Neutron1="<<n14M<<G4endl; |
---|
2046 | #endif |
---|
2047 | G4QHadron* n2H = new G4QHadron(2112,n24M); |
---|
2048 | theResult->push_back(n2H); |
---|
2049 | #ifdef debug |
---|
2050 | G4cout<<"G4QFragment::Fragment:DecayIn2, Neutron2="<<n24M<<G4endl; |
---|
2051 | #endif |
---|
2052 | } |
---|
2053 | else if(rnCg==2) // Di-proton pair |
---|
2054 | { |
---|
2055 | G4LorentzVector tot4M=resNuc->Get4Momentum(); // 4-mom to be split |
---|
2056 | G4LorentzVector n14M(0.,0.,0.,mProt); |
---|
2057 | G4LorentzVector n24M(0.,0.,0.,mProt); |
---|
2058 | if(!G4QHadron(tot4M).DecayIn2(n14M,n24M)) |
---|
2059 | { |
---|
2060 | G4cerr<<"***G4QFrag::Frag: tM="<<tot4M.m()<<" -> n*2="<<2*mProt<<G4endl; |
---|
2061 | G4Exception("G4QFragmentation::Breeder:","72",FatalException,"ImpossibleDecay-2p"); |
---|
2062 | } |
---|
2063 | theResult->pop_back(); |
---|
2064 | delete resNuc; |
---|
2065 | G4QHadron* n1H = new G4QHadron(2212,n14M); |
---|
2066 | theResult->push_back(n1H); |
---|
2067 | #ifdef debug |
---|
2068 | G4cout<<"G4QFragment::Fragment:DecayIn2, Proton1="<<n14M<<G4endl; |
---|
2069 | #endif |
---|
2070 | G4QHadron* n2H = new G4QHadron(2212,n24M); |
---|
2071 | theResult->push_back(n2H); |
---|
2072 | #ifdef debug |
---|
2073 | G4cout<<"G4QFragment::Fragment:DecayIn2, Proton2="<<n24M<<G4endl; |
---|
2074 | #endif |
---|
2075 | } |
---|
2076 | } // End of the residual dibaryon decay |
---|
2077 | // Now we should check and correct the final state dibaryons (NN-pairs) and 90000000->22 |
---|
2078 | nHd=theResult->size(); |
---|
2079 | for(G4int i=0; i<nHd; ++i) |
---|
2080 | { |
---|
2081 | G4int found=0; |
---|
2082 | G4int hPDG=(*theResult)[i]->GetPDGCode(); |
---|
2083 | if(hPDG==90000000 && (*theResult)[i]->Get4Momentum()>0.) |
---|
2084 | (*theResult)[i]->SetPDGCode(22); |
---|
2085 | else if(hPDG==2212 || hPDG==2112) |
---|
2086 | { |
---|
2087 | for(G4int j=i+1; j<nHd; ++j) |
---|
2088 | { |
---|
2089 | G4int pPDG=(*theResult)[j]->GetPDGCode(); |
---|
2090 | if(hPDG==pPDG) // The pp or nn pair is found |
---|
2091 | { |
---|
2092 | G4LorentzVector h4M=(*theResult)[i]->Get4Momentum(); |
---|
2093 | G4LorentzVector p4M=(*theResult)[j]->Get4Momentum(); |
---|
2094 | G4LorentzVector d4M=h4M+p4M; |
---|
2095 | G4double E=d4M.mag(); // Proto of tot CM energy |
---|
2096 | if(hPDG==2212) E -= mProt+mProt; // Reduction to tot kin energy in CM |
---|
2097 | else E -= mNeut+mNeut; |
---|
2098 | if(E < 140. && G4UniformRand() < .6)// A close pair was found @@ Par 140. |
---|
2099 | { |
---|
2100 | G4int piPDG= 211; // Pi+ default for nn pairs |
---|
2101 | if(hPDG==2212) piPDG=-211; // Pi- for pp pairs |
---|
2102 | for(G4int k=0; k<nHd; ++k) |
---|
2103 | { |
---|
2104 | G4int mPDG=(*theResult)[k]->GetPDGCode(); |
---|
2105 | if(mPDG==111 || mPDG==piPDG) // Appropriate for correction pion is found |
---|
2106 | { |
---|
2107 | G4LorentzVector m4M=(*theResult)[k]->Get4Momentum(); |
---|
2108 | G4double mN=mProt; // Final nucleon after charge exchange (nn) |
---|
2109 | G4int nPDG=2212; |
---|
2110 | G4int tPDG=-211; // Proto Pion after charge exchange from Pi0 |
---|
2111 | if(hPDG==2212) // (pp) |
---|
2112 | { |
---|
2113 | mN=mNeut; |
---|
2114 | nPDG=2112; |
---|
2115 | tPDG= 211; |
---|
2116 | } |
---|
2117 | G4double mPi=mPiZr; // Pion after the charge exchange from Pi+/- |
---|
2118 | G4int sPDG=111; |
---|
2119 | if(mPDG==111) |
---|
2120 | { |
---|
2121 | mPi=mPiCh; // Pion after the charge exchange from Pi0 |
---|
2122 | sPDG=tPDG; |
---|
2123 | } |
---|
2124 | //G4cout<<"G4QFrag::Frag: H="<<hPDG<<", P="<<pPDG<<", M="<<mPDG<<", N=" |
---|
2125 | // <<nPDG<<", S="<<sPDG<<G4endl; |
---|
2126 | G4double D=mPi+mN; |
---|
2127 | G4LorentzVector t4M=m4M+h4M; |
---|
2128 | G4LorentzVector n4M=h4M; |
---|
2129 | G4double D2=D*D; |
---|
2130 | G4double S=t4M.mag2(); |
---|
2131 | if(S > D2) found= 1; // 1st nucleon correction can be done |
---|
2132 | else |
---|
2133 | { |
---|
2134 | t4M=m4M+p4M; |
---|
2135 | n4M=p4M; |
---|
2136 | S=t4M.mag2(); |
---|
2137 | if(S > D2) found=-1; // 2nd nucleon correction can be done |
---|
2138 | } |
---|
2139 | if(found) // Isotopic Correction |
---|
2140 | { |
---|
2141 | G4ThreeVector tV=t4M.vect()/t4M.e(); |
---|
2142 | //G4cout<<"G4QFragment::Fragment: Before 4M/M2="<<m4M<<m4M.m2()<<G4endl; |
---|
2143 | m4M.boost(-tV); |
---|
2144 | //G4cout<<"G4QFragment::Fragment: After 4M/M2="<<m4M<<m4M.m2()<<G4endl; |
---|
2145 | n4M.boost(-tV); |
---|
2146 | G4double mPi2=mPi*mPi; |
---|
2147 | G4double mN2=mN*mN; |
---|
2148 | G4double C=S-mPi2-mN2; |
---|
2149 | G4double p2=(C*C/4.-mPi2*mN2)/S; |
---|
2150 | if(p2 < 0.) G4cout<<"-Warning-G4QFragment::Fragment: P2="<<p2<<G4endl; |
---|
2151 | G4double pc2=m4M.vect().mag2(); |
---|
2152 | //G4double nc2=n4M.vect().mag2(); |
---|
2153 | G4double r=1.; |
---|
2154 | if(pc2 < .00000000000001) |
---|
2155 | G4cout<<"-Warning-G4QFragment::Fragment: PC2="<<pc2<<m4M<<G4endl; |
---|
2156 | else r=std::sqrt(p2/pc2); |
---|
2157 | m4M.setV(r*m4M.vect()); |
---|
2158 | m4M.setE(std::sqrt(mPi2+p2)); |
---|
2159 | //G4cout<<"G4QFragment::Fragment: Changed 4M/M2="<<m4M<<m4M.m2()<<", pc2=" |
---|
2160 | // <<pc2<<", nc2="<<nc2<<G4endl; |
---|
2161 | n4M.setV(r*n4M.vect()); |
---|
2162 | n4M.setE(std::sqrt(mN2+p2)); |
---|
2163 | m4M.boost(tV); |
---|
2164 | n4M.boost(tV); |
---|
2165 | (*theResult)[k]->SetPDGCode(sPDG); |
---|
2166 | (*theResult)[k]->Set4Momentum(m4M); |
---|
2167 | if(found > 0) // Hadron correction |
---|
2168 | { |
---|
2169 | (*theResult)[i]->SetPDGCode(nPDG); |
---|
2170 | (*theResult)[i]->Set4Momentum(n4M); |
---|
2171 | } |
---|
2172 | else |
---|
2173 | { |
---|
2174 | (*theResult)[j]->SetPDGCode(nPDG); |
---|
2175 | (*theResult)[j]->Set4Momentum(n4M); |
---|
2176 | } |
---|
2177 | break; // Break the pion LOOP |
---|
2178 | } |
---|
2179 | } |
---|
2180 | } // End of the pion LOOP |
---|
2181 | if(found) break; // Break the nucleon partner LOOP |
---|
2182 | } |
---|
2183 | } |
---|
2184 | } // End of the nucleon partner LOOP |
---|
2185 | } // End of nucleon IF |
---|
2186 | } // End of the primary hadron LOOP |
---|
2187 | // |
---|
2188 | return theResult; |
---|
2189 | } // End of fragmentation |
---|
2190 | |
---|
2191 | void G4QFragmentation::Breeder() |
---|
2192 | { // This is the member function, which returns the resulting vector of Hadrons & Quasmons |
---|
2193 | static const G4double eps = 0.001; // Tolerance in MeV |
---|
2194 | // |
---|
2195 | // ------------ At this point the strings are fragmenting to hadrons in LS ------------- |
---|
2196 | // |
---|
2197 | #ifdef edebug |
---|
2198 | G4LorentzVector totLS4M=theNucleus.Get4Momentum(); // Nucleus 4Mom in LS |
---|
2199 | G4int totChg=theNucleus.GetZ(); |
---|
2200 | G4int totBaN=theNucleus.GetA(); |
---|
2201 | G4int nStri=strings.size(); |
---|
2202 | G4cout<<"-EMCLS-G4QFr::Breed: CHECKRecovery #ofS="<<nStri<<",N4M(E=M)="<<totLS4M<<G4endl; |
---|
2203 | for(G4int i=0; i<nStri; i++) |
---|
2204 | { |
---|
2205 | G4LorentzVector strI4M=strings[i]->Get4Momentum(); |
---|
2206 | totLS4M+=strI4M; |
---|
2207 | G4int sChg=strings[i]->GetCharge(); |
---|
2208 | totChg+=sChg; |
---|
2209 | G4int sBaN=strings[i]->GetBaryonNumber(); |
---|
2210 | totBaN+=sBaN; |
---|
2211 | G4cout<<"-EMCLS-G4QFragm::Breeder: St#"<<i<<", 4M="<<strI4M<<", M="<<strI4M.m() |
---|
2212 | <<", C="<<sChg<<", B="<<sBaN<<G4endl; |
---|
2213 | } |
---|
2214 | #endif |
---|
2215 | G4int nOfStr=strings.size(); |
---|
2216 | #ifdef debug |
---|
2217 | G4cout<<"G4QFragmentation::Breeder: BeforeFragmentation, #OfStr="<<nOfStr<<G4endl; |
---|
2218 | #endif |
---|
2219 | G4LorentzVector ft4M(0.,0.,0.,0.); |
---|
2220 | G4QContent ftQC(0,0,0,0,0,0); |
---|
2221 | G4bool ftBad=false; |
---|
2222 | for(G4int i=0; i < nOfStr; ++i) |
---|
2223 | { |
---|
2224 | G4QString* crStr=strings[i]; |
---|
2225 | G4LorentzVector pS4M=crStr->Get4Momentum(); // String 4-momentum |
---|
2226 | ft4M+=pS4M; |
---|
2227 | G4QContent pSQC=crStr->GetQC(); // String Quark Content |
---|
2228 | ftQC+=pSQC; |
---|
2229 | if(pS4M.m2() < 0.) ftBad=true; |
---|
2230 | #ifdef debug |
---|
2231 | G4cout<<">G4QFrag::Br:1stTest,S#"<<i<<",P="<<crStr<<",4M="<<pS4M<<",QC="<<pSQC<<G4endl; |
---|
2232 | #endif |
---|
2233 | } |
---|
2234 | if(ftBad) |
---|
2235 | { |
---|
2236 | G4Quasmon* stringQuasmon = new G4Quasmon(ftQC, ft4M); |
---|
2237 | #ifdef debug |
---|
2238 | G4cout<<"->G4QFragmentation::Breeder:*TotQ*,QC="<<ftQC<<",4M="<<ft4M<<ft4M.m()<<G4endl; |
---|
2239 | #endif |
---|
2240 | theQuasmons.push_back(stringQuasmon); |
---|
2241 | G4LorentzVector r4M=theNucleus.Get4Momentum(); // Nucleus 4-momentum in LS |
---|
2242 | G4int rPDG=theNucleus.GetPDG(); |
---|
2243 | G4QHadron* resNuc = new G4QHadron(rPDG,r4M); |
---|
2244 | theResult->push_back(resNuc); // Fill the residual nucleus |
---|
2245 | return; |
---|
2246 | } |
---|
2247 | for (G4int astring=0; astring < nOfStr; astring++) |
---|
2248 | { |
---|
2249 | #ifdef edebug |
---|
2250 | G4LorentzVector sum=theNucleus.Get4Momentum(); // Nucleus 4Mom in LS |
---|
2251 | G4int rChg=totChg-theNucleus.GetZ(); |
---|
2252 | G4int rBaN=totBaN-theNucleus.GetA(); |
---|
2253 | G4int nOfHadr=theResult->size(); |
---|
2254 | G4cout<<"-EMCLS-G4QFragmentation::Breeder:#ofSt="<<nOfStr<<",#ofHad="<<nOfHadr<<G4endl; |
---|
2255 | for(G4int i=astring; i<nOfStr; i++) |
---|
2256 | { |
---|
2257 | G4LorentzVector strI4M=strings[i]->Get4Momentum(); |
---|
2258 | sum+=strI4M; |
---|
2259 | G4int sChg=strings[i]->GetCharge(); |
---|
2260 | rChg-=sChg; |
---|
2261 | G4int sBaN=strings[i]->GetBaryonNumber(); |
---|
2262 | rBaN-=sBaN; |
---|
2263 | G4cout<<"-EMCLS-G4QF::Breed:S#"<<i<<",4M="<<strI4M<<",C="<<sChg<<",B="<<sBaN<<G4endl; |
---|
2264 | } |
---|
2265 | for(G4int i=0; i<nOfHadr; i++) |
---|
2266 | { |
---|
2267 | G4LorentzVector hI4M=(*theResult)[i]->Get4Momentum(); |
---|
2268 | sum+=hI4M; |
---|
2269 | G4int hChg=(*theResult)[i]->GetCharge(); |
---|
2270 | rChg-=hChg; |
---|
2271 | G4int hBaN=(*theResult)[i]->GetBaryonNumber(); |
---|
2272 | rBaN-=hBaN; |
---|
2273 | G4cout<<"-EMCLS-G4QFr::Breed: H#"<<i<<",4M="<<hI4M<<",C="<<hChg<<",B="<<hBaN<<G4endl; |
---|
2274 | } |
---|
2275 | G4cout<<"....-EMCLS-G4QFrag::Br:r4M="<<sum-totLS4M<<",rC="<<rChg<<",rB="<<rBaN<<G4endl; |
---|
2276 | #endif |
---|
2277 | G4QString* curString=strings[astring]; |
---|
2278 | if(!curString->GetDirection()) continue; // Historic for the dead strings: DoesNotWork |
---|
2279 | #ifdef edebug |
---|
2280 | G4int curStrChg = curString->GetCharge(); |
---|
2281 | G4int curStrBaN = curString->GetBaryonNumber(); |
---|
2282 | #endif |
---|
2283 | G4LorentzVector curString4M = curString->Get4Momentum(); |
---|
2284 | #ifdef debug |
---|
2285 | G4cout<<"====>G4QFragmentation::Breeder: String#"<<astring<<",s4M/m="<<curString4M |
---|
2286 | <<curString4M.m()<<", LPart="<<curString->GetLeftParton()->GetPDGCode() |
---|
2287 | <<", RPart="<<curString->GetRightParton()->GetPDGCode()<<G4endl; |
---|
2288 | #endif |
---|
2289 | G4QHadronVector* theHadrons = 0; // Prototype of theStringFragmentationOUTPUT |
---|
2290 | theHadrons=curString->FragmentString(true);// !! Fragmenting the String !! |
---|
2291 | if (!theHadrons) // The string can not be fragmented |
---|
2292 | { |
---|
2293 | // First try to correct the diQ-antiDiQ strings, converting them to Q-antiQ |
---|
2294 | G4QParton* cLeft=curString->GetLeftParton(); |
---|
2295 | G4QParton* cRight=curString->GetRightParton(); |
---|
2296 | G4int sPDG=cLeft->GetPDGCode(); |
---|
2297 | G4int nPDG=cRight->GetPDGCode(); |
---|
2298 | G4int LT=cLeft->GetType(); |
---|
2299 | G4int RT=cRight->GetType(); |
---|
2300 | G4int LS=LT+RT; |
---|
2301 | if(LT==2 && RT==2) |
---|
2302 | { |
---|
2303 | #ifdef debug |
---|
2304 | G4cout<<"G4QFragmentation::Breeder:TryReduceString, L="<<sPDG<<",R="<<nPDG<<G4endl; |
---|
2305 | #endif |
---|
2306 | if( cLeft->ReduceDiQADiQ(cLeft, cRight) ) // DiQ-aDiQ pair was successfully reduced |
---|
2307 | { |
---|
2308 | LT=1; |
---|
2309 | RT=1; |
---|
2310 | LS=2; |
---|
2311 | sPDG=cLeft->GetPDGCode(); |
---|
2312 | nPDG=cRight->GetPDGCode(); |
---|
2313 | #ifdef debug |
---|
2314 | G4cout<<"G4QFragmentation::Breeder:AfterReduction,L="<<sPDG<<",R="<<nPDG<<G4endl; |
---|
2315 | #endif |
---|
2316 | theHadrons=curString->FragmentString(true);//!! Try to fragment the new String !! |
---|
2317 | cLeft=curString->GetLeftParton(); |
---|
2318 | cRight=curString->GetRightParton(); |
---|
2319 | #ifdef debug |
---|
2320 | G4cout<<"G4QFrag::Breed:L="<<cLeft->Get4Momentum()<<",R="<<cRight->Get4Momentum() |
---|
2321 | <<G4endl; |
---|
2322 | #endif |
---|
2323 | } |
---|
2324 | #ifdef debug |
---|
2325 | else G4cout<<"^G4QFragmentation::Breeder: DQ-aDQ reduction to Q-aQ Failed"<<G4endl; |
---|
2326 | #endif |
---|
2327 | } // End of the SelfReduction |
---|
2328 | #ifdef debug |
---|
2329 | G4cout<<"G4QFrag::Breed:AfterRedAttempt, theH="<<theHadrons<<", L4M=" |
---|
2330 | <<cLeft->Get4Momentum()<<", R4M="<<cRight->Get4Momentum()<<G4endl; |
---|
2331 | #endif |
---|
2332 | unsigned next=astring+1; // The next string position |
---|
2333 | if (!theHadrons) // The string can not be fragmented |
---|
2334 | { |
---|
2335 | G4int fusionDONE=0; // StringFusion didn't happen (1=Fuse L+L/R+R, -1=Fuse L+R/R+L) |
---|
2336 | if(next < strings.size()) // TheString isn't theLastString can fuse |
---|
2337 | { |
---|
2338 | G4int fustr=0; // The found partner index (never can be 0) |
---|
2339 | G4int swap=0; // working interger for swapping parton PDG |
---|
2340 | G4double Vmin=DBL_MAX; // Prototype of the found Velocity Distance |
---|
2341 | G4int dPDG=nPDG; |
---|
2342 | G4int qPDG=sPDG; |
---|
2343 | if(dPDG<-99 || (dPDG>0&&dPDG<7) || qPDG>99 || (qPDG<0 && qPDG>-7)) |
---|
2344 | { |
---|
2345 | swap=qPDG; |
---|
2346 | qPDG=dPDG; |
---|
2347 | dPDG=swap; |
---|
2348 | } |
---|
2349 | if(dPDG>99) dPDG/=100; |
---|
2350 | if(qPDG<-99) qPDG=-(-qPDG)/100; |
---|
2351 | #ifdef debug |
---|
2352 | G4cout<<"G4QFrag::Breed:TryFuseStringS, q="<<qPDG<<", a="<<dPDG<<", n="<<next |
---|
2353 | <<G4endl; |
---|
2354 | #endif |
---|
2355 | G4ThreeVector curV=curString4M.vect()/curString4M.e(); |
---|
2356 | G4int reduce=0; // a#of reduced Q-aQ pairs |
---|
2357 | G4int restr=0; // To use beyon the LOOP for printing |
---|
2358 | G4int MPS=0; // PLS for the selected string |
---|
2359 | for (restr=next; restr < nOfStr; restr++) |
---|
2360 | { |
---|
2361 | reduce=0; |
---|
2362 | G4QString* reString=strings[restr]; |
---|
2363 | G4QParton* Left=reString->GetLeftParton(); |
---|
2364 | G4QParton* Right=reString->GetRightParton(); |
---|
2365 | G4int uPDG=Left->GetPDGCode(); |
---|
2366 | G4int mPDG=Right->GetPDGCode(); |
---|
2367 | G4int PLT =Left->GetType(); |
---|
2368 | G4int PRT =Right->GetType(); |
---|
2369 | G4int aPDG=mPDG; |
---|
2370 | G4int rPDG=uPDG; |
---|
2371 | if(aPDG<-99 || (aPDG>0 && aPDG<7) || rPDG>99 || (rPDG<0 && rPDG>-7)) |
---|
2372 | { |
---|
2373 | swap=rPDG; |
---|
2374 | rPDG=aPDG; |
---|
2375 | aPDG=swap; |
---|
2376 | } |
---|
2377 | if(aPDG > 99) aPDG/=100; |
---|
2378 | if(rPDG <-99) rPDG=-(-rPDG)/100; |
---|
2379 | // Try to reduce two DQ-aDQ strings |
---|
2380 | #ifdef debug |
---|
2381 | G4cout<<"G4QFragm::Breed: TryReduce #"<<restr<<",q="<<rPDG<<",a="<<aPDG<<G4endl; |
---|
2382 | #endif |
---|
2383 | if(LT==2 && RT==2 && PLT==2 && PRT==2) // Have a chance for the reduction |
---|
2384 | { |
---|
2385 | G4int cQ1=(-qPDG)/10; |
---|
2386 | G4int cQ2=(-qPDG)%10; |
---|
2387 | G4int cA1=dPDG/10; |
---|
2388 | G4int cA2=dPDG%10; |
---|
2389 | G4int pQ1=(-rPDG)/10; |
---|
2390 | G4int pQ2=(-rPDG)%10; |
---|
2391 | G4int pA1=aPDG/10; |
---|
2392 | G4int pA2=aPDG%10; |
---|
2393 | #ifdef debug |
---|
2394 | G4cout<<"G4QFragment::Breeder: cQ="<<cQ1<<","<<cQ2<<", cA="<<cA1<<","<<cA2 |
---|
2395 | <<", pQ="<<pQ1<<","<<pQ2<<", pA="<<pA1<<","<<pA2<<G4endl; |
---|
2396 | #endif |
---|
2397 | G4bool iQA = (cA1==pQ1 || cA1==pQ2 || cA2==pQ1 || cA2==pQ2); |
---|
2398 | G4bool iAQ = (cQ1==pA1 || cQ1==pA2 || cQ2==pA1 || cQ2==pA2); |
---|
2399 | if(iQA) reduce++; |
---|
2400 | if(iAQ) reduce++; |
---|
2401 | if (reduce==2) // Two quark pairs can be reduced |
---|
2402 | { |
---|
2403 | if(sPDG>0 && uPDG<0) // LL/RR Reduction |
---|
2404 | { |
---|
2405 | std::pair<G4int,G4int> resLL=ReducePair(sPDG/100, (-uPDG)/100); |
---|
2406 | G4int newCL=resLL.first; |
---|
2407 | G4int newPL=resLL.second; |
---|
2408 | if(!newCL || !newPL) |
---|
2409 | { |
---|
2410 | G4cerr<<"*G4QFragmentation::Breeder:CL="<<newCL<<",PL="<<newPL<<G4endl; |
---|
2411 | G4Exception("G4QFragmentation::Breeder:","72",FatalException,"2-LL-"); |
---|
2412 | } |
---|
2413 | std::pair<G4int,G4int> resRR=ReducePair((-nPDG)/100, mPDG/100); |
---|
2414 | G4int newCR=resRR.first; |
---|
2415 | G4int newPR=resRR.second; |
---|
2416 | if(!newCR || !newPR) |
---|
2417 | { |
---|
2418 | G4cerr<<"*G4QFragmentation::Breeder:CR="<<newCR<<",PR="<<newPR<<G4endl; |
---|
2419 | G4Exception("G4QFragmentation::Breeder:","72",FatalException,"2-RR-"); |
---|
2420 | } |
---|
2421 | cLeft->SetPDGCode(newCL); // Reset the left quark of curString |
---|
2422 | cRight->SetPDGCode(-newCR); // Reset the right quark of curString |
---|
2423 | Left->SetPDGCode(-newPL); // Reset the left quark of reString |
---|
2424 | Right->SetPDGCode(newPR); // Reset the right quark of reString |
---|
2425 | break; // Break out of the reString internal LOOP |
---|
2426 | } |
---|
2427 | else if(sPDG<0 && uPDG>0) // LL/RR Reduction |
---|
2428 | { |
---|
2429 | std::pair<G4int,G4int> resLL=ReducePair((-sPDG)/100, uPDG/100); |
---|
2430 | G4int newCL=resLL.first; |
---|
2431 | G4int newPL=resLL.second; |
---|
2432 | if(!newCL || !newPL) |
---|
2433 | { |
---|
2434 | G4cerr<<"*G4QFragmentation::Breeder:CL="<<newCL<<",PL="<<newPL<<G4endl; |
---|
2435 | G4Exception("G4QFragmentation::Breeder:","72",FatalException,"2-LL+"); |
---|
2436 | } |
---|
2437 | std::pair<G4int,G4int> resRR=ReducePair(nPDG/100, (-mPDG)/100); |
---|
2438 | G4int newCR=resRR.first; |
---|
2439 | G4int newPR=resRR.second; |
---|
2440 | if(!newCR || !newPR) |
---|
2441 | { |
---|
2442 | G4cerr<<"*G4QFragmentation::Breeder:CR="<<newCR<<",PR="<<newPR<<G4endl; |
---|
2443 | G4Exception("G4QFragmentation::Breeder:","72",FatalException,"2-RR+"); |
---|
2444 | } |
---|
2445 | cLeft->SetPDGCode(-newCL); // Reset the left quark of curString |
---|
2446 | cRight->SetPDGCode(newCR); // Reset the right quark of curString |
---|
2447 | Left->SetPDGCode(newPL); // Reset the left quark of reString |
---|
2448 | Right->SetPDGCode(-newPR); // Reset the right quark of reString |
---|
2449 | break; // Break out of the reString internal LOOP |
---|
2450 | } |
---|
2451 | else if(sPDG>0 && mPDG<0) // LR Reduction |
---|
2452 | { |
---|
2453 | std::pair<G4int,G4int> resLL=ReducePair(sPDG/100, (-mPDG)/100); |
---|
2454 | G4int newCL=resLL.first; |
---|
2455 | G4int newPR=resLL.second; |
---|
2456 | if(!newCL || !newPR) |
---|
2457 | { |
---|
2458 | G4cerr<<"*G4QFragmentation::Breeder:CL="<<newCL<<",PR="<<newPR<<G4endl; |
---|
2459 | G4Exception("G4QFragmentation::Breeder:","72",FatalException,"2-LR"); |
---|
2460 | } |
---|
2461 | std::pair<G4int,G4int> resRR=ReducePair((-nPDG)/100, uPDG/100); |
---|
2462 | G4int newCR=resRR.first; |
---|
2463 | G4int newPL=resRR.second; |
---|
2464 | if(!newCR || !newPR) |
---|
2465 | { |
---|
2466 | G4cerr<<"*G4QFragmentation::Breeder:CR="<<newCR<<",PL="<<newPL<<G4endl; |
---|
2467 | G4Exception("G4QFragmentation::Breeder:","72",FatalException,"2-LR"); |
---|
2468 | } |
---|
2469 | cLeft->SetPDGCode(newCL); // Reset the left quark of curString |
---|
2470 | cRight->SetPDGCode(-newCR); // Reset the right quark of curString |
---|
2471 | Left->SetPDGCode(newPL); // Reset the left quark of reString |
---|
2472 | Right->SetPDGCode(-newPR); // Reset the right quark of reString |
---|
2473 | break; // Break out of the reString internal LOOP |
---|
2474 | } |
---|
2475 | else // RL Reduction |
---|
2476 | { |
---|
2477 | std::pair<G4int,G4int> resLL=ReducePair((-sPDG)/100, mPDG/100); |
---|
2478 | G4int newCL=resLL.first; |
---|
2479 | G4int newPR=resLL.second; |
---|
2480 | if(!newCL || !newPR) |
---|
2481 | { |
---|
2482 | G4cerr<<"*G4QFragmentation::Breeder:CL="<<newCL<<",PR="<<newPR<<G4endl; |
---|
2483 | G4Exception("G4QFragmentation::Breeder:","72",FatalException,"2-RL"); |
---|
2484 | } |
---|
2485 | std::pair<G4int,G4int> resRR=ReducePair(nPDG/100, (-uPDG)/100); |
---|
2486 | G4int newCR=resRR.first; |
---|
2487 | G4int newPL=resRR.second; |
---|
2488 | if(!newCR || !newPR) |
---|
2489 | { |
---|
2490 | G4cerr<<"*G4QFragmentation::Breeder:CR="<<newCR<<",PL="<<newPL<<G4endl; |
---|
2491 | G4Exception("G4QFragmentation::Breeder:","72",FatalException,"2-RL"); |
---|
2492 | } |
---|
2493 | cLeft->SetPDGCode(-newCL); // Reset the left quark of curString |
---|
2494 | cRight->SetPDGCode(newCR); // Reset the right quark of curString |
---|
2495 | Left->SetPDGCode(-newPL); // Reset the left quark of reString |
---|
2496 | Right->SetPDGCode(newPR); // Reset the right quark of reString |
---|
2497 | break; // Break out of the reString internal LOOP |
---|
2498 | } |
---|
2499 | } // End of IF(possible reduction) |
---|
2500 | } |
---|
2501 | // Check StringsCanBeFused: all QaQ+QaQ(22), single QaQ+QDiQ/aQaDtQ(23/32), |
---|
2502 | // double QaQ+DiQaDiQ(24/42), QDiQ+aDiQaQ(34/43) |
---|
2503 | #ifdef debug |
---|
2504 | G4cout<<"G4QFragm::Breed:TryFuse/w #"<<restr<<",q="<<rPDG<<",a="<<aPDG<<G4endl; |
---|
2505 | #endif |
---|
2506 | G4int PLS=PLT+PRT; |
---|
2507 | if( (LS==2 && PLS==2) || // QaQ+QaQ always to DiQaDiQ |
---|
2508 | ( ( (LS==2 && PLS==3) || (LS==3 && PLS==2) ) &&// QaQ w QDiQ/aQaDiQ(single) |
---|
2509 | ( (aPDG> 7 && (-dPDG==aPDG/10 || -dPDG==aPDG%10) ) || // cAQ w DQ |
---|
2510 | (dPDG> 7 && (-aPDG==dPDG/10 || -aPDG==dPDG%10) ) || // AQ w cDQ |
---|
2511 | (rPDG<-7 && (qPDG==(-rPDG)/10 || qPDG==(-rPDG)%10) ) || // cQ w ADQ |
---|
2512 | (qPDG<-7 && (rPDG==(-qPDG)/10 || rPDG==(-qPDG)%10) ) // Q w cADQ |
---|
2513 | //|| (aPDG< 0 && -aPDG==qPDG) || (dPDG< 0 && -dPDG==rPDG) // aQ w Q |
---|
2514 | ) |
---|
2515 | ) || // ----------------------- |
---|
2516 | ( ( LS==2 && PLS==4 &&// QaQ w DiQaDiQ (double) |
---|
2517 | (aPDG> 7 && (-dPDG == aPDG/10 || -dPDG == aPDG%10) ) && |
---|
2518 | (rPDG<-7 && (qPDG==(-rPDG)/10 || qPDG==(-rPDG)%10) ) |
---|
2519 | ) || |
---|
2520 | ( LS==4 && PLS==2 &&// DiQaDiQ w QaQ (double) |
---|
2521 | (dPDG> 7 && (-aPDG == dPDG/10 || -aPDG == dPDG%10) ) && |
---|
2522 | (qPDG<-7 && (rPDG==(-qPDG)/10 || rPDG==(-qPDG)%10) ) |
---|
2523 | ) |
---|
2524 | ) || // ----------------------- |
---|
2525 | ( LS==3 && PLS==3 &&// QDiQ w aDiQaQ (double) |
---|
2526 | ( (aPDG> 7 && (-dPDG == aPDG/10 || -dPDG == aPDG%10) && |
---|
2527 | qPDG<-7 && (rPDG==(-qPDG)/10 || rPDG==(-qPDG)%10) |
---|
2528 | ) || |
---|
2529 | (dPDG> 7 && (-aPDG == dPDG/10 || -aPDG == dPDG%10) && |
---|
2530 | rPDG<-7 && (dPDG==(-rPDG)/10 || dPDG==(-rPDG)%10) |
---|
2531 | ) |
---|
2532 | ) |
---|
2533 | ) |
---|
2534 | ) |
---|
2535 | { |
---|
2536 | G4LorentzVector reString4M = reString->Get4Momentum(); |
---|
2537 | G4ThreeVector reV = reString4M.vect()/reString4M.e(); |
---|
2538 | G4double dV=(curV-reV).mag2(); // Squared difference between relVelocities |
---|
2539 | #ifdef debug |
---|
2540 | G4cout<<"G4QFragmentation::Breeder: StringCand#"<<restr<<", q="<<rPDG<<", a=" |
---|
2541 | <<aPDG<<", L="<<uPDG<<", R="<<mPDG<<",dV="<<dV<<G4endl; |
---|
2542 | #endif |
---|
2543 | if(dV < Vmin) |
---|
2544 | { |
---|
2545 | Vmin=dV; |
---|
2546 | fustr=restr; |
---|
2547 | MPS=PLS; |
---|
2548 | } |
---|
2549 | } |
---|
2550 | } |
---|
2551 | if(reduce==2) // String mutual reduction happened |
---|
2552 | { |
---|
2553 | #ifdef debug |
---|
2554 | G4cout<<"-G4QFragmentation::Breeder:Reduced #"<<astring<<" & #"<<restr<<G4endl; |
---|
2555 | #endif |
---|
2556 | astring--; // String was QCreduced using another String |
---|
2557 | continue; // Repeat fragmentation of the same string |
---|
2558 | } |
---|
2559 | if(fustr) // The partner was found -> fuse strings |
---|
2560 | { |
---|
2561 | #ifdef debug |
---|
2562 | G4cout<<"G4QFragm::Breeder: StPartner#"<<fustr<<",LT="<<LT<<",RT="<<RT<<G4endl; |
---|
2563 | #endif |
---|
2564 | G4QString* fuString=strings[fustr]; |
---|
2565 | G4QParton* Left=fuString->GetLeftParton(); |
---|
2566 | G4QParton* Right=fuString->GetRightParton(); |
---|
2567 | G4int uPDG=Left->GetPDGCode(); |
---|
2568 | G4int mPDG=Right->GetPDGCode(); |
---|
2569 | G4int rPDG=uPDG; |
---|
2570 | G4int aPDG=mPDG; |
---|
2571 | if(aPDG<-99 || (aPDG>0 && aPDG<7) || rPDG>99 || (rPDG<0 && rPDG>-7)) |
---|
2572 | { |
---|
2573 | swap=rPDG; |
---|
2574 | rPDG=aPDG; |
---|
2575 | aPDG=swap; |
---|
2576 | } |
---|
2577 | if(aPDG > 99) aPDG/=100; |
---|
2578 | if(rPDG <-99) rPDG=-(-rPDG)/100; |
---|
2579 | // Check that the strings can fuse (no anti-diquarks assumed) |
---|
2580 | G4LorentzVector resL4M(0.,0.,0.,0.); |
---|
2581 | G4LorentzVector resR4M(0.,0.,0.,0.); |
---|
2582 | G4LorentzVector L4M=cLeft->Get4Momentum(); |
---|
2583 | G4LorentzVector R4M=cRight->Get4Momentum(); |
---|
2584 | #ifdef debug |
---|
2585 | G4cout<<"G4QFragmentation::Breeder:BeforeFuDir,sL="<<sPDG<<",nR="<<nPDG<<",uL=" |
---|
2586 | <<uPDG<<",mR="<<mPDG<<",L4M="<<L4M<<",R4M="<<R4M<<G4endl; |
---|
2587 | #endif |
---|
2588 | G4LorentzVector PL4M=Left->Get4Momentum(); |
---|
2589 | G4LorentzVector PR4M=Right->Get4Momentum(); |
---|
2590 | fusionDONE=AnnihilationOrder(LS, MPS, uPDG, mPDG, sPDG, nPDG); |
---|
2591 | if (fusionDONE>0) |
---|
2592 | { |
---|
2593 | if(fusionDONE>1) // Anihilation algorithm |
---|
2594 | { |
---|
2595 | if ( (uPDG<0 || nPDG<0) && -uPDG==nPDG ) Left->SetPDGCode(sPDG); |
---|
2596 | else if( (mPDG<0 || sPDG<0) && -mPDG==sPDG ) Right->SetPDGCode(nPDG); |
---|
2597 | else if( (uPDG<0 || sPDG<0) && -uPDG==sPDG ) Left->SetPDGCode(nPDG); |
---|
2598 | else if( (mPDG<0 || nPDG<0) && -mPDG==nPDG ) Right->SetPDGCode(sPDG); |
---|
2599 | } |
---|
2600 | { |
---|
2601 | Left->SetPDGCode(SumPartonPDG(uPDG, sPDG)); |
---|
2602 | Right->SetPDGCode(SumPartonPDG(mPDG, nPDG)); |
---|
2603 | } |
---|
2604 | Left->Set4Momentum(L4M+PL4M); |
---|
2605 | Right->Set4Momentum(R4M+PR4M); |
---|
2606 | #ifdef debug |
---|
2607 | G4cout<<"G4QFragmentation::Breeder:LL/RR s4M="<<fuString->Get4Momentum() |
---|
2608 | <<",S="<<L4M+PL4M+R4M+PR4M<<", L="<<Left->Get4Momentum()<<", R=" |
---|
2609 | <<Right->Get4Momentum()<<G4endl; |
---|
2610 | #endif |
---|
2611 | } |
---|
2612 | else if(fusionDONE<0) |
---|
2613 | { |
---|
2614 | Left->SetPDGCode(SumPartonPDG(uPDG, nPDG)); |
---|
2615 | Left->Set4Momentum(L4M+PR4M); |
---|
2616 | Right->SetPDGCode(SumPartonPDG(mPDG, sPDG)); |
---|
2617 | Right->Set4Momentum(R4M+PL4M); |
---|
2618 | #ifdef debug |
---|
2619 | G4cout<<"G4QFragmentation::Breeder:LR/RL s4M="<<fuString->Get4Momentum() |
---|
2620 | <<",S="<<L4M+PL4M+R4M+PR4M<<", L="<<Left->Get4Momentum()<<", R=" |
---|
2621 | <<Right->Get4Momentum()<<G4endl; |
---|
2622 | #endif |
---|
2623 | } |
---|
2624 | #ifdef debug |
---|
2625 | else G4cout<<"-Warning-G4QFragmentation::Breeder: WrongStringFusion"<<G4endl; |
---|
2626 | #endif |
---|
2627 | #ifdef edebug |
---|
2628 | G4cout<<"#EMC#G4QFragmentation::Breeder:StringFused,F="<<fusionDONE<<",L="<<L4M |
---|
2629 | <<",R="<<R4M<<",pL="<<PL4M<<",pR="<<PR4M<<",nL="<<Left->Get4Momentum() |
---|
2630 | <<",nR="<<Right->Get4Momentum()<<",S="<<fuString->Get4Momentum()<<G4endl; |
---|
2631 | #endif |
---|
2632 | if(fusionDONE) |
---|
2633 | { |
---|
2634 | #ifdef debug |
---|
2635 | G4cout<<"###G4QFragmentation::Breeder: Str#"<<astring<<" fused/w Str#"<<fustr |
---|
2636 | <<"->"<<fuString->Get4Momentum()<<fuString->Get4Momentum().m()<<G4endl; |
---|
2637 | #endif |
---|
2638 | continue; // @@ killing of the curString is excluded |
---|
2639 | } |
---|
2640 | } |
---|
2641 | #ifdef debug |
---|
2642 | else |
---|
2643 | { |
---|
2644 | |
---|
2645 | G4cout<<"**G4QFragmentation::Breeder:*NoPart*M="<<curString->Get4Momentum().m() |
---|
2646 | <<", F="<<fusionDONE<<", LPDG="<<curString->GetLeftParton()->GetPDGCode() |
---|
2647 | <<", RPDG="<<curString->GetRightParton()->GetPDGCode()<<G4endl; |
---|
2648 | } |
---|
2649 | #endif |
---|
2650 | } |
---|
2651 | if(!fusionDONE) // Fusion of theString failed, try hadrons |
---|
2652 | { |
---|
2653 | G4int nHadr=theResult->size(); // #of collected resulting hadrons upToNow |
---|
2654 | #ifdef debug |
---|
2655 | G4cout<<"+++4QFragmentation::Breeder:*TryHadr* M="<<curString->Get4Momentum().m() |
---|
2656 | <<", nH="<<nHadr<<", LPDG="<<curString->GetLeftParton()->GetPDGCode() |
---|
2657 | <<", RPDG="<<curString->GetRightParton()->GetPDGCode()<<G4endl; |
---|
2658 | #endif |
---|
2659 | // The only solution now is to try fusion with the secondary hadron |
---|
2660 | while( (nHadr=theResult->size()) && !theHadrons) |
---|
2661 | { |
---|
2662 | #ifdef edebug |
---|
2663 | for(G4int i=0; i<nHadr; i++) |
---|
2664 | { |
---|
2665 | G4LorentzVector h4M=(*theResult)[i]->Get4Momentum(); |
---|
2666 | G4int hPDG=(*theResult)[i]->GetPDGCode(); |
---|
2667 | G4QContent hQC=(*theResult)[i]->GetQC(); |
---|
2668 | G4cout<<"-EMC-G4QFrag::Breed:H#"<<i<<",4M="<<h4M<<hQC<<",PDG="<<hPDG<<G4endl; |
---|
2669 | } |
---|
2670 | #endif |
---|
2671 | G4int fusDONE=0; // String+Hadron fusion didn't happen |
---|
2672 | G4int fuhad=-1; // The found hadron index |
---|
2673 | G4int newPDG=0; // PDG ofTheParton afterMerging with Hadr |
---|
2674 | G4int secPDG=0; // Second PDG oParton afterMerging w/Hadr |
---|
2675 | G4double maM2=-DBL_MAX; // Prototype of the max ResultingStringM2 |
---|
2676 | G4LorentzVector selH4M(0.,0.,0.,0.); // 4-mom of the selected hadron |
---|
2677 | G4QHadron* selHP=0; // Pointer to the used hadron for erasing |
---|
2678 | G4QString* cString=strings[astring]; // Must be the last string by definition |
---|
2679 | G4LorentzVector cString4M = cString->Get4Momentum(); |
---|
2680 | G4QParton* cLeft=cString->GetLeftParton(); |
---|
2681 | G4QParton* cRight=cString->GetRightParton(); |
---|
2682 | G4int sumT=cLeft->GetType()+cRight->GetType(); |
---|
2683 | G4int sPDG=cLeft->GetPDGCode(); |
---|
2684 | G4int nPDG=cRight->GetPDGCode(); |
---|
2685 | G4int cMax=0; // Both or only one cuark can merge |
---|
2686 | for (G4int reh=0; reh < nHadr; reh++) |
---|
2687 | { |
---|
2688 | G4QHadron* curHadr=(*theResult)[reh]; |
---|
2689 | G4int curPDG=curHadr->GetPDGCode(); // PDGCode of the hadron |
---|
2690 | G4QContent curQC=curHadr->GetQC(); // Quark content of the hadron |
---|
2691 | if(curPDG==331 && sPDG!=3 && nPDG!=3 && sPDG!=-3 && nPDG!=-3) // eta' red |
---|
2692 | { |
---|
2693 | if(sPDG==2 || sPDG==-2 || nPDG==2 || nPDG==-2) |
---|
2694 | curQC=G4QContent(0,1,0,0,1,0); |
---|
2695 | else curQC=G4QContent(1,0,0,1,0,0); |
---|
2696 | } |
---|
2697 | else if(curPDG==221 && sPDG!=2 && nPDG!=2 && sPDG!=-2 && nPDG!=-2) // eta |
---|
2698 | curQC=G4QContent(1,0,0,1,0,0); |
---|
2699 | else if(curPDG==111 && sPDG!=1 && nPDG!=1 && sPDG!=-1 && nPDG!=-1) // eta |
---|
2700 | curQC=G4QContent(0,1,0,0,1,0); |
---|
2701 | G4int partPDG1=curQC.AddParton(sPDG); |
---|
2702 | G4int partPDG2=curQC.AddParton(nPDG); |
---|
2703 | #ifdef debug |
---|
2704 | G4cout<<"G4QFragmentation::Breeder: Hadron # "<<reh<<", QC="<<curQC |
---|
2705 | <<", P1="<<partPDG1<<", P2="<<partPDG2<<G4endl; |
---|
2706 | #endif |
---|
2707 | if(partPDG1 || partPDG2) // Hadron can merge at least w/one parton |
---|
2708 | { |
---|
2709 | G4int cCur=1; |
---|
2710 | if(sumT>3 && partPDG1 && partPDG2) cCur=2; |
---|
2711 | G4LorentzVector curHadr4M = curHadr->Get4Momentum(); |
---|
2712 | G4double M2=(cString4M+curHadr4M).m2();// SquaredMass of theResultingString |
---|
2713 | #ifdef debug |
---|
2714 | G4cout<<"G4QFragmentation::Breeder:*IN*Hadron#"<<reh<<",M2="<<M2<<G4endl; |
---|
2715 | #endif |
---|
2716 | if( (sumT<4 || cCur>=cMax) && M2 > maM2) // DeepAnnihilation for DiQ-aDiQ |
---|
2717 | { |
---|
2718 | maM2=M2; |
---|
2719 | fuhad=reh; |
---|
2720 | if(partPDG1) |
---|
2721 | { |
---|
2722 | fusDONE= 1; |
---|
2723 | newPDG=partPDG1; |
---|
2724 | if(partPDG2) |
---|
2725 | { |
---|
2726 | secPDG=partPDG2; |
---|
2727 | cMax=cCur; |
---|
2728 | } |
---|
2729 | } |
---|
2730 | else |
---|
2731 | { |
---|
2732 | fusDONE=-1; |
---|
2733 | newPDG=partPDG2; |
---|
2734 | } |
---|
2735 | #ifdef debug |
---|
2736 | G4cout<<"G4QFrag::Br:*Selected*,P1="<<partPDG1<<",P2="<<partPDG2<<G4endl; |
---|
2737 | #endif |
---|
2738 | selH4M=curHadr4M; |
---|
2739 | selHP=curHadr; |
---|
2740 | } // End of IF(update selection) |
---|
2741 | } // End of IF(HadronCanMergeWithTheString) |
---|
2742 | } // End of the LOOP over Hadrons |
---|
2743 | #ifdef debug |
---|
2744 | G4cout<<"G4QFragmentation::Breeder: fuh="<<fuhad<<",fus="<<fusDONE<<G4endl; |
---|
2745 | #endif |
---|
2746 | if(fuhad>-1) // The partner was found -> fuse H&S |
---|
2747 | { |
---|
2748 | if (fusDONE>0) // Fuse hadron with the left parton |
---|
2749 | { |
---|
2750 | cLeft->SetPDGCode(newPDG); |
---|
2751 | G4LorentzVector newLeft=cLeft->Get4Momentum()+selH4M; |
---|
2752 | cLeft->Set4Momentum(newLeft); |
---|
2753 | if(secPDG && cMax>1) |
---|
2754 | { |
---|
2755 | #ifdef debug |
---|
2756 | G4cout<<"G4QFragm::Br:TryReduce,nPDG="<<newPDG<<",sPDG="<<secPDG<<G4endl; |
---|
2757 | #endif |
---|
2758 | cLeft->ReduceDiQADiQ(cLeft, cRight); |
---|
2759 | } |
---|
2760 | #ifdef debug |
---|
2761 | G4cout<<"G4QFragmentation::Breeder: Left, s4M="<<curString->Get4Momentum() |
---|
2762 | <<", L4M="<<newLeft<<", R4M="<<cRight->Get4Momentum()<<", h4M=" |
---|
2763 | <<selH4M<<", newL="<<newPDG<<", oldR="<<cRight->GetPDGCode()<<G4endl; |
---|
2764 | #endif |
---|
2765 | } |
---|
2766 | else if(fusDONE<0) // Fuse hadron with the right parton |
---|
2767 | { |
---|
2768 | cRight->SetPDGCode(newPDG); |
---|
2769 | G4LorentzVector newRight=cRight->Get4Momentum()+selH4M; |
---|
2770 | cRight->Set4Momentum(newRight); |
---|
2771 | #ifdef debug |
---|
2772 | G4cout<<"G4QFragmentation::Breeder: Right, s4M="<<curString->Get4Momentum() |
---|
2773 | <<", L4M="<<cLeft->Get4Momentum()<<", R4M="<<newRight<<", h4M=" |
---|
2774 | <<selH4M<<", newR="<<newPDG<<", oldL="<<cLeft->GetPDGCode()<<G4endl; |
---|
2775 | #endif |
---|
2776 | } |
---|
2777 | #ifdef debug |
---|
2778 | else G4cout<<"-G4QFragmentation::Breeder: Wrong String+HadronFusion"<<G4endl; |
---|
2779 | #endif |
---|
2780 | #ifdef debug |
---|
2781 | if(fusDONE) G4cout<<"####G4QFragmentation::Breeder: String #"<<astring |
---|
2782 | <<" is fused with Hadron #"<<fuhad |
---|
2783 | <<", new4Mom="<<curString->Get4Momentum() |
---|
2784 | <<", M2="<<curString->Get4Momentum().m2() |
---|
2785 | <<", QC="<<curString->GetQC()<<G4endl; |
---|
2786 | #endif |
---|
2787 | } |
---|
2788 | else |
---|
2789 | { |
---|
2790 | #ifdef debug |
---|
2791 | G4cout<<"**G4QFragmentation::Breeder:*NoH*,M="<<curString->Get4Momentum().m() |
---|
2792 | <<", LPDG="<<curString->GetLeftParton()->GetPDGCode() |
---|
2793 | <<", RPDG="<<curString->GetRightParton()->GetPDGCode()<<G4endl; |
---|
2794 | // @@ Temporary exception for the future solution |
---|
2795 | //G4Exception("G4QFragmentation::Breeder:","72",FatalException,"SHNotFused"); |
---|
2796 | #endif |
---|
2797 | break; // Breake the While LOOP |
---|
2798 | } // End of the namespace where both Fusion and reduction have failed |
---|
2799 | // The fused hadron must be excluded from theResult |
---|
2800 | #ifdef debug |
---|
2801 | G4cout<<"G4QFragmentation::Breeder: before HR, nH="<<theResult->size()<<G4endl; |
---|
2802 | G4int icon=0; // Loop counter |
---|
2803 | #endif |
---|
2804 | G4QHadronVector::iterator ih; |
---|
2805 | G4bool found=false; |
---|
2806 | for(ih = theResult->begin(); ih != theResult->end(); ih++) |
---|
2807 | { |
---|
2808 | #ifdef debug |
---|
2809 | G4cout<<"G4QFrag::Breeder:#"<<icon<<", i="<<(*ih)<<", sH="<<selHP<<G4endl; |
---|
2810 | icon++; |
---|
2811 | #endif |
---|
2812 | if((*ih)==selHP) |
---|
2813 | { |
---|
2814 | #ifdef debug |
---|
2815 | G4cout<<"G4QFragm::Breed: *HadronFound*,PDG="<<selHP->GetPDGCode()<<G4endl; |
---|
2816 | #endif |
---|
2817 | G4LorentzVector p4M=selHP->Get4Momentum(); |
---|
2818 | curString4M+=p4M; |
---|
2819 | #ifdef edebug |
---|
2820 | G4int Chg=selHP->GetCharge(); |
---|
2821 | G4int BaN=selHP->GetBaryonNumber(); |
---|
2822 | curStrChg+=Chg; |
---|
2823 | curStrBaN+=BaN; |
---|
2824 | G4cout<<"-EMC->>>>G4QFragmentation::Breeder: S+=H, 4M="<<curString4M<<",M=" |
---|
2825 | <<curString4M.m()<<", Charge="<<curStrChg<<", B="<<curStrBaN<<G4endl; |
---|
2826 | #endif |
---|
2827 | delete selHP; // delete the Hadron |
---|
2828 | theResult->erase(ih); // erase the Hadron from theResult |
---|
2829 | found=true; |
---|
2830 | break; // beak the LOOP over hadrons |
---|
2831 | } |
---|
2832 | } // End of the LOOP over hadrons |
---|
2833 | #ifdef debug |
---|
2834 | if(!found) G4cout<<"*G4QFragmentation::Breeder:nH="<<theResult->size()<<G4endl; |
---|
2835 | #endif |
---|
2836 | // New attempt of the string decay |
---|
2837 | theHadrons=curString->FragmentString(true);//! Try to fragment the new String ! |
---|
2838 | #ifdef debug |
---|
2839 | G4cout<<"G4QFrag::Breeder: tH="<<theHadrons<<",nH="<<theResult->size()<<G4endl; |
---|
2840 | #endif |
---|
2841 | } // End of the while LOOP over the fusion with hadrons |
---|
2842 | #ifdef debug |
---|
2843 | G4cout<<"*G4QFragmentation::Breeder: *CanTryToDecay?* nH="<<theHadrons<<", next=" |
---|
2844 | <<next<<" =? nS="<<strings.size()<<", nR="<<theResult->size()<<G4endl; |
---|
2845 | #endif |
---|
2846 | if(!theHadrons && next == strings.size() && !(theResult->size()))// TryToDecay |
---|
2847 | { |
---|
2848 | G4QContent miQC=curString->GetQC(); // QContent of the Lightest Hadron |
---|
2849 | G4int miPDG=miQC.GetSPDGCode(); // PDG of the Lightest Hadron |
---|
2850 | if(miPDG == 10) // ==> Decay Hadron-Chipolino |
---|
2851 | { |
---|
2852 | G4QChipolino QCh(miQC); // define theTotalResidual as aChipolino |
---|
2853 | G4QPDGCode h1QPDG=QCh.GetQPDG1(); // QPDG of the first hadron |
---|
2854 | G4double h1M =h1QPDG.GetMass();// Mass of the first hadron |
---|
2855 | G4QPDGCode h2QPDG=QCh.GetQPDG2(); // QPDG of the second hadron |
---|
2856 | G4double h2M =h2QPDG.GetMass();// Mass of the second hadron |
---|
2857 | G4double ttM =curString4M.m(); // Real Mass of the Chipolino |
---|
2858 | if(h1M+h2M<ttM+eps) // Two particles decay of Chipolino |
---|
2859 | { |
---|
2860 | G4LorentzVector h14M(0.,0.,0.,h1M); |
---|
2861 | G4LorentzVector h24M(0.,0.,0.,h2M); |
---|
2862 | if(std::fabs(ttM-h1M-h2M)<=eps) |
---|
2863 | { |
---|
2864 | G4double part1=h1M/(h1M+h2M); |
---|
2865 | h14M=part1*curString4M; |
---|
2866 | h24M=curString4M-h14M; |
---|
2867 | } |
---|
2868 | else |
---|
2869 | { |
---|
2870 | if(!G4QHadron(curString4M).DecayIn2(h14M,h24M)) |
---|
2871 | { |
---|
2872 | G4cerr<<"***G4QFragmentation::Breeder: tM="<<ttM<<"->h1="<<h1QPDG<<"(" |
---|
2873 | <<h1M<<")+h2="<<h1QPDG<<"("<<h2M<<")="<<h1M+h2M<<G4endl; |
---|
2874 | G4Exception("G4QFragmentation::Breeder:","72",FatalException,"ChiDec"); |
---|
2875 | } |
---|
2876 | } |
---|
2877 | G4QHadron* h1H = new G4QHadron(h1QPDG.GetPDGCode(),h14M); |
---|
2878 | theResult->push_back(h1H); // (delete equivalent) |
---|
2879 | #ifdef debug |
---|
2880 | G4LorentzVector f4M=h1H->Get4Momentum(); |
---|
2881 | G4int fPD=h1H->GetPDGCode(); |
---|
2882 | G4int fCg=h1H->GetCharge(); |
---|
2883 | G4int fBN=h1H->GetBaryonNumber(); |
---|
2884 | G4cout<<"-EMC->>>G4QFragment::Breeder: String=Hadr ChiPro1 is filled, f4M=" |
---|
2885 | <<f4M<<", fPDG="<<fPD<<", fCg="<<fCg<<", fBN="<<fBN<<G4endl; |
---|
2886 | #endif |
---|
2887 | G4QHadron* h2H = new G4QHadron(h2QPDG.GetPDGCode(),h24M); |
---|
2888 | theResult->push_back(h2H); // (delete equivalent) |
---|
2889 | #ifdef debug |
---|
2890 | G4LorentzVector s4M=h2H->Get4Momentum(); |
---|
2891 | G4int sPD=h2H->GetPDGCode(); |
---|
2892 | G4int sCg=h2H->GetCharge(); |
---|
2893 | G4int sBN=h2H->GetBaryonNumber(); |
---|
2894 | G4cout<<"-EMC->>>G4QFragmentation::Breeder: String=Hadr ChiPro2 is filled, s4M=" |
---|
2895 | <<s4M<<", sPDG="<<sPD<<", sCg="<<sCg<<", sBN="<<sBN<<G4endl; |
---|
2896 | #endif |
---|
2897 | #ifdef edebug |
---|
2898 | G4cout<<"-EMC-..Chi..G4QFragmentation::Breeder: DecayCHECK, Ch4M=" |
---|
2899 | <<curString4M<<", d4M="<<curString4M-h14M-h24M<<G4endl; |
---|
2900 | #endif |
---|
2901 | break; // Go out of the main StringDecay LOOP |
---|
2902 | } |
---|
2903 | else |
---|
2904 | { |
---|
2905 | G4Quasmon* stringQuasmon = new G4Quasmon(miQC, curString4M);// String->Quas |
---|
2906 | theQuasmons.push_back(stringQuasmon); |
---|
2907 | break; // Go out of the main StringDecay LOOP |
---|
2908 | } |
---|
2909 | } |
---|
2910 | else if(miPDG) // Decay Hadron as a Resonans |
---|
2911 | { |
---|
2912 | if (miPDG>0 && miPDG%10 < 3) miPDG+=2; // Convert to Resonans |
---|
2913 | else if(miPDG<0 && (-miPDG)%10< 3) miPDG-=2; // Convert to antiResonans |
---|
2914 | G4Quasmon Quasm; |
---|
2915 | G4QHadron* sHad = new G4QHadron(miPDG,curString4M); |
---|
2916 | G4QHadronVector* tmpQHadVec=Quasm.DecayQHadron(sHad); // It deletes sHad |
---|
2917 | G4int tmpN=tmpQHadVec->size(); |
---|
2918 | #ifdef debug |
---|
2919 | G4cout<<"G4QFragmentation::Breeder: Decay the Last, Res#H="<<tmpN<<G4endl; |
---|
2920 | #endif |
---|
2921 | if(tmpN>1) |
---|
2922 | { |
---|
2923 | for(G4int aH=0; aH < tmpN; aH++) |
---|
2924 | { |
---|
2925 | theResult->push_back((*tmpQHadVec)[aH]);//TheDecayProdOfHadronDecIsFilled |
---|
2926 | #ifdef debug |
---|
2927 | G4QHadron* prodH =(*tmpQHadVec)[aH]; |
---|
2928 | G4LorentzVector p4M=prodH->Get4Momentum(); |
---|
2929 | G4int PDG=prodH->GetPDGCode(); |
---|
2930 | G4int Chg=prodH->GetCharge(); |
---|
2931 | G4int BaN=prodH->GetBaryonNumber(); |
---|
2932 | G4cout<<"-EMC->>>G4QFragment::Breeder:String=Hadr,H#"<<aH<<" filled, 4M=" |
---|
2933 | <<p4M<<", PDG="<<PDG<<", Chg="<<Chg<<", BaN="<<BaN<<G4endl; |
---|
2934 | #endif |
---|
2935 | } |
---|
2936 | } |
---|
2937 | else |
---|
2938 | { |
---|
2939 | G4Quasmon* stringQuasmon = new G4Quasmon(miQC, curString4M);// String->Quas |
---|
2940 | #ifdef debug |
---|
2941 | G4cout<<"G4QFragmentat::Breeder:==> to Quasm="<<miQC<<curString4M<<", Nuc=" |
---|
2942 | <<theNucleus<<theNucleus.Get4Momentum()<<", NString="<<strings.size() |
---|
2943 | <<", nR="<<theResult->size()<<", nQ="<<theQuasmons.size()<<G4endl; |
---|
2944 | #endif |
---|
2945 | theQuasmons.push_back(stringQuasmon); |
---|
2946 | delete sHad; |
---|
2947 | tmpQHadVec->clear(); |
---|
2948 | delete tmpQHadVec; // WhoCallsDecayQHadron is responsible for clear&delete |
---|
2949 | break; // Go out of the main StringDecay LOOP |
---|
2950 | } |
---|
2951 | tmpQHadVec->clear(); |
---|
2952 | delete tmpQHadVec; // Who calls DecayQHadron is responsible for clear&delete |
---|
2953 | break; // Go out of the main String Decay LOOP |
---|
2954 | } |
---|
2955 | } // End of the DecayOfTheLast |
---|
2956 | } // End of IF(String-Hadron fusion) |
---|
2957 | } // End of IF(NO_Hadrons) for String-String and String-Hadron fusion |
---|
2958 | // The last hope is to CORREC the string, using other strings (ForwardInLOOP) |
---|
2959 | #ifdef debug |
---|
2960 | G4cout<<"G4QFragmentation::Breeder: theH="<<theHadrons<<"?=0, next="<<next<<G4endl; |
---|
2961 | #endif |
---|
2962 | if(!theHadrons && next < strings.size()) // ForwardInLOOP strings exist |
---|
2963 | { |
---|
2964 | // @@ string can be not convertable to one hadron (2,0.0,0,2,0) - To be improved |
---|
2965 | G4QContent miQC=curString->GetQC(); // QContent of the Lightest Hadron |
---|
2966 | G4int miPDG=miQC.GetSPDGCode();// PDG of the Lightest Hadron |
---|
2967 | #ifdef debug |
---|
2968 | G4cout<<">>>G4QFragmentation::Breeder: SQC="<<miQC<<", miSPDG="<<miPDG<<G4endl; |
---|
2969 | #endif |
---|
2970 | G4double miM=0.; // Prototype of the Mass of the Cur LightestHadron |
---|
2971 | if(miPDG!=10) miM=G4QPDGCode(miPDG).GetMass(); // Mass of theCurLightestOneHadron |
---|
2972 | else |
---|
2973 | { |
---|
2974 | G4QChipolino QCh(miQC); // define the TotalString as a Chipolino |
---|
2975 | miM=QCh.GetQPDG1().GetMass()+QCh.GetQPDG2().GetMass();//MinMass of theStringChipo |
---|
2976 | } |
---|
2977 | G4double cM2=curString4M.m2(); // Actual squared mass of the Cur String |
---|
2978 | #ifdef debug |
---|
2979 | G4cout<<">>>G4QFragmentation::Breeder: minMass="<<miM<<", realM2="<<cM2<<G4endl; |
---|
2980 | #endif |
---|
2981 | G4double cM=0.; |
---|
2982 | if(cM2>0.) |
---|
2983 | { |
---|
2984 | cM=std::sqrt(cM2); |
---|
2985 | if(std::fabs(cM-miM) < eps) // Convert to hadron(2 hadrons) w/o calculations |
---|
2986 | { |
---|
2987 | if(miPDG!=10) |
---|
2988 | { |
---|
2989 | G4QHadron* sHad = new G4QHadron(miPDG,curString4M); |
---|
2990 | theResult->push_back(sHad);// Fill the curString as a hadron |
---|
2991 | #ifdef debug |
---|
2992 | G4cout<<">>>G4QFragmentation::Breeder:S->H="<<miPDG<<curString4M<<G4endl; |
---|
2993 | #endif |
---|
2994 | } |
---|
2995 | else |
---|
2996 | { |
---|
2997 | G4QChipolino QCh(miQC); // define TotalResidual as a Chipolino |
---|
2998 | G4QPDGCode h1QPDG=QCh.GetQPDG1(); // QPDG of the first hadron |
---|
2999 | G4double h1M =h1QPDG.GetMass(); // Mass of the first hadron |
---|
3000 | G4QPDGCode h2QPDG=QCh.GetQPDG2(); // QPDG of the second hadron |
---|
3001 | G4double h2M =h2QPDG.GetMass(); // Mass of the second hadron |
---|
3002 | G4double pt1 =h1M/(h1M+h2M); // 4-mom part of the first hadron |
---|
3003 | G4LorentzVector h14M=pt1*curString4M; // 4-mom of the first hadron |
---|
3004 | G4LorentzVector h24M=curString4M-h14M;// 4-mom of the second hadron |
---|
3005 | G4QHadron* h1H = new G4QHadron(h1QPDG.GetPDGCode(),h14M); |
---|
3006 | theResult->push_back(h1H); // (delete equivalent) |
---|
3007 | #ifdef debug |
---|
3008 | G4LorentzVector f4M=h1H->Get4Momentum(); |
---|
3009 | G4int fPD=h1H->GetPDGCode(); |
---|
3010 | G4int fCg=h1H->GetCharge(); |
---|
3011 | G4int fBN=h1H->GetBaryonNumber(); |
---|
3012 | G4cout<<"-EMC->>>G4QFragmentation::Breeder:Str=2HadrAR Prod-F is filled,f4M=" |
---|
3013 | <<f4M<<", fPDG="<<fPD<<", fCg="<<fCg<<", fBN="<<fBN<<G4endl; |
---|
3014 | #endif |
---|
3015 | G4QHadron* h2H = new G4QHadron(h2QPDG.GetPDGCode(),h24M); |
---|
3016 | theResult->push_back(h2H); // (delete equivalent) |
---|
3017 | #ifdef debug |
---|
3018 | G4LorentzVector s4M=h2H->Get4Momentum(); |
---|
3019 | G4int sPD=h2H->GetPDGCode(); |
---|
3020 | G4int sCg=h2H->GetCharge(); |
---|
3021 | G4int sBN=h2H->GetBaryonNumber(); |
---|
3022 | G4cout<<"-EMC->>>G4QFragmentation::Breeder:Str=2HadrAR Prod-S is filled,s4M=" |
---|
3023 | <<s4M<<", sPDG="<<sPD<<", sCg="<<sCg<<", sBN="<<sBN<<G4endl; |
---|
3024 | #endif |
---|
3025 | } |
---|
3026 | continue; // Continue the LOOP over the curStrings |
---|
3027 | } |
---|
3028 | else // Try to recover (+/-) to min Mass |
---|
3029 | { |
---|
3030 | G4ThreeVector cP=curString4M.vect(); // Momentum of the curString |
---|
3031 | G4double cE=curString4M.e(); // Energy of the curString |
---|
3032 | G4ThreeVector curV=cP/cE; // curRelativeVelocity |
---|
3033 | G4double miM2=miM*miM; |
---|
3034 | G4int restr=0; // To use beyon the LOOP for printing |
---|
3035 | G4int fustr=0; // Selected String-partner (0 = NotFound) |
---|
3036 | G4double selX=0.; // Selected value of x |
---|
3037 | G4double maD=-DBL_MAX; // Maximum Free Mass |
---|
3038 | G4double Vmin=DBL_MAX; // min Velocity Distance |
---|
3039 | G4LorentzVector s4M(0.,0.,0.,0.); // Selected 4-mom of the hadron |
---|
3040 | #ifdef debug |
---|
3041 | G4cout<<"G4QFr::Breed:TryRecover,V="<<curV<<",cM2="<<cM2<<",miM="<<miM<<G4endl; |
---|
3042 | #endif |
---|
3043 | nOfStr=strings.size(); |
---|
3044 | for(restr=next; restr < nOfStr; ++restr) if(restr != astring) |
---|
3045 | { |
---|
3046 | #ifdef debug |
---|
3047 | G4cout<<"G4QFragmentation::Breeder: rS="<<restr<<", nS="<<nOfStr<<G4endl; |
---|
3048 | #endif |
---|
3049 | G4QString* pString=strings[restr]; |
---|
3050 | #ifdef debug |
---|
3051 | G4cout<<"G4QFragmentation::Breeder: pString="<<pString<<G4endl; |
---|
3052 | #endif |
---|
3053 | G4LorentzVector p4M=pString->Get4Momentum(); |
---|
3054 | #ifdef debug |
---|
3055 | G4cout<<"G4QFragmentation::Breeder: p4M="<<p4M<<G4endl; |
---|
3056 | #endif |
---|
3057 | G4ThreeVector pP=p4M.vect(); // Momentum of the partnerString |
---|
3058 | G4double pE=p4M.e(); // Energy of the partnerString |
---|
3059 | G4double D2=cE*pE-cP.dot(pP); |
---|
3060 | G4double pM2=p4M.m2(); |
---|
3061 | #ifdef debug |
---|
3062 | G4cout<<"G4QFrag::Breeder: pM2="<<pM2<<",miM2="<<miM2<<",cM2="<<cM2<<G4endl; |
---|
3063 | #endif |
---|
3064 | G4double dM4=pM2*(miM2-cM2); |
---|
3065 | G4double D=D2*D2+dM4; |
---|
3066 | #ifdef debug |
---|
3067 | G4cout<<"G4QFragmentation::Breeder: D="<<D<<",dM4="<<dM4<<",D2="<<D2<<G4endl; |
---|
3068 | #endif |
---|
3069 | G4double x=-1.; // Bad preexpectation |
---|
3070 | if(D > 0. && pM2>.01) x=(std::sqrt(D)-D2)/pM2; // what we should get from p |
---|
3071 | #ifdef debug |
---|
3072 | else G4cout<<"G4QFragment::Breeder: D="<<D<<",D2="<<D2<<",pM4="<<dM4<<G4endl; |
---|
3073 | G4cout<<"G4QFragmentation::Breeder: pM2="<<pM2<<",D2="<<D2<<",x="<<x<<G4endl; |
---|
3074 | #endif |
---|
3075 | if(x > 0. && x < 1.) // We are getting x part of p4M |
---|
3076 | { |
---|
3077 | G4QContent pQC=pString->GetQC(); // Quark Content of The Partner |
---|
3078 | G4int pPDG=pQC.GetSPDGCode();// PDG of The Lightest Hadron for the Partner |
---|
3079 | G4double pM=0.; // Mass of the LightestHadron |
---|
3080 | if(pPDG==10) |
---|
3081 | { |
---|
3082 | G4QChipolino QCh(pQC); // define the TotalString as a Chipolino |
---|
3083 | pM=QCh.GetQPDG1().GetMass()+QCh.GetQPDG2().GetMass();// Mass of Chipolino |
---|
3084 | } |
---|
3085 | else pM=G4QPDGCode(pPDG).GetMass();// Mass of theLightestHadron for Partner |
---|
3086 | G4double rM=std::sqrt(pM2); // Real mass of the string-partner |
---|
3087 | G4double delta=(1.-x)*rM-pM;// @@ Minimum CM disterbance measure |
---|
3088 | if(delta > 0. && delta > maD) |
---|
3089 | { |
---|
3090 | maD=delta; |
---|
3091 | #ifdef debug |
---|
3092 | G4cout<<"G4QFragmentation::Breeder: Subtr,S#"<<restr<<",d="<<maD<<G4endl; |
---|
3093 | #endif |
---|
3094 | fustr=restr; |
---|
3095 | selX=x; |
---|
3096 | s4M=p4M; |
---|
3097 | } |
---|
3098 | } |
---|
3099 | else if(x <= 0.) // We are adding to p4M, so use RelVelocity |
---|
3100 | { |
---|
3101 | G4ThreeVector pV=pP/pE; // curRelativeVelocity |
---|
3102 | G4double dV=(curV-pV).mag2();// SquaredDifferenceBetweenRelVelocities |
---|
3103 | if(dV < Vmin) |
---|
3104 | { |
---|
3105 | #ifdef debug |
---|
3106 | G4cout<<"G4QFragmentation::Breeder: FreeAdd,S#"<<restr<<",x="<<x<<G4endl; |
---|
3107 | #endif |
---|
3108 | Vmin=dV; |
---|
3109 | fustr=restr; |
---|
3110 | selX=x; |
---|
3111 | s4M=p4M; |
---|
3112 | } |
---|
3113 | } |
---|
3114 | #ifdef debug |
---|
3115 | G4cout<<"G4QFragmentation::Breeder:EndOfLOOP r="<<restr<<"<"<<nOfStr<<G4endl; |
---|
3116 | #endif |
---|
3117 | } // End of the LOOP over string-partners for Correction |
---|
3118 | #ifdef debug |
---|
3119 | G4cout<<"G4QFragmentation::Breeder: AfterLOOP fustr="<<fustr<<G4endl; |
---|
3120 | #endif |
---|
3121 | if(fustr) |
---|
3122 | { |
---|
3123 | #ifdef edebug |
---|
3124 | G4LorentzVector sum4M=s4M+curString4M; |
---|
3125 | G4cout<<"G4QFragmentation::Breeder: Found Sum4M="<<sum4M<<G4endl; |
---|
3126 | #endif |
---|
3127 | G4QString* pString=strings[fustr]; |
---|
3128 | curString4M+=selX*s4M; |
---|
3129 | if(std::abs(miPDG)%10 > 2) // Decay String-Hadron-Resonance |
---|
3130 | { |
---|
3131 | G4Quasmon Quasm; |
---|
3132 | G4QHadron* sHad = new G4QHadron(miPDG,curString4M); |
---|
3133 | G4QHadronVector* tmpQHadVec=Quasm.DecayQHadron(sHad); // It deletes sHad |
---|
3134 | #ifdef debug |
---|
3135 | G4cout<<"G4QFragmentation::Breeder:DecStH,nH="<<tmpQHadVec->size()<<G4endl; |
---|
3136 | #endif |
---|
3137 | for(unsigned aH=0; aH < tmpQHadVec->size(); aH++) |
---|
3138 | { |
---|
3139 | theResult->push_back((*tmpQHadVec)[aH]);//TheDecayProdOfHadron is filled |
---|
3140 | #ifdef debug |
---|
3141 | G4QHadron* prodH =(*tmpQHadVec)[aH]; |
---|
3142 | G4LorentzVector p4M=prodH->Get4Momentum(); |
---|
3143 | G4int PDG=prodH->GetPDGCode(); |
---|
3144 | G4int Chg=prodH->GetCharge(); |
---|
3145 | G4int BaN=prodH->GetBaryonNumber(); |
---|
3146 | G4cout<<"-EMC->>>G4QFragmentation::Breeder:St=Had,pH#"<<aH<<" filled,4M=" |
---|
3147 | <<p4M<<", PDG="<<PDG<<", Chg="<<Chg<<", BaN="<<BaN<<G4endl; |
---|
3148 | #endif |
---|
3149 | } |
---|
3150 | tmpQHadVec->clear(); |
---|
3151 | delete tmpQHadVec; // Who calls DecayQHadron is responsibleRorClear&Delete |
---|
3152 | } |
---|
3153 | else if(miPDG == 10) // ==> Decay Hadron-Chipolino |
---|
3154 | { |
---|
3155 | G4QChipolino QCh(miQC); // define theTotalResid as aChipolino |
---|
3156 | G4QPDGCode h1QPDG=QCh.GetQPDG1(); // QPDG of the first hadron |
---|
3157 | G4double h1M =h1QPDG.GetMass();// Mass of the first hadron |
---|
3158 | G4QPDGCode h2QPDG=QCh.GetQPDG2(); // QPDG of the second hadron |
---|
3159 | G4double h2M =h2QPDG.GetMass();// Mass of the second hadron |
---|
3160 | G4double ttM =curString4M.m(); // Real Mass of the Chipolino |
---|
3161 | if(h1M+h2M<ttM+eps) // Two particles decay of Chipolino |
---|
3162 | { |
---|
3163 | G4LorentzVector h14M(0.,0.,0.,h1M); |
---|
3164 | G4LorentzVector h24M(0.,0.,0.,h2M); |
---|
3165 | if(std::fabs(ttM-h1M-h2M)<=eps) |
---|
3166 | { |
---|
3167 | G4double part1=h1M/(h1M+h2M); |
---|
3168 | h14M=part1*curString4M; |
---|
3169 | h24M=curString4M-h14M; |
---|
3170 | } |
---|
3171 | else |
---|
3172 | { |
---|
3173 | if(!G4QHadron(curString4M).DecayIn2(h14M,h24M)) |
---|
3174 | { |
---|
3175 | G4cerr<<"***G4QFragmentation::Breeder: tM="<<ttM<<"->h1="<<h1QPDG |
---|
3176 | <<"("<<h1M<<")+h2="<<h1QPDG<<"("<<h2M<<")="<<h1M+h2M<<G4endl; |
---|
3177 | G4Exception("G4QFragmentation::Breeder:","72",FatalException,"ChDe"); |
---|
3178 | } |
---|
3179 | } |
---|
3180 | G4QHadron* h1H = new G4QHadron(h1QPDG.GetPDGCode(),h14M); |
---|
3181 | theResult->push_back(h1H); // (delete equivalent) |
---|
3182 | #ifdef debug |
---|
3183 | G4LorentzVector f4M=h1H->Get4Momentum(); |
---|
3184 | G4int fPD=h1H->GetPDGCode(); |
---|
3185 | G4int fCg=h1H->GetCharge(); |
---|
3186 | G4int fBN=h1H->GetBaryonNumber(); |
---|
3187 | G4cout<<"-EMC->>>G4QFragmentation::Breeder:Str=Hadr Prod-F's filled,f4M=" |
---|
3188 | <<f4M<<", fPDG="<<fPD<<", fCg="<<fCg<<", fBN="<<fBN<<G4endl; |
---|
3189 | #endif |
---|
3190 | G4QHadron* h2H = new G4QHadron(h2QPDG.GetPDGCode(),h24M); |
---|
3191 | theResult->push_back(h2H); // (delete equivalent) |
---|
3192 | #ifdef debug |
---|
3193 | G4LorentzVector s4M=h2H->Get4Momentum(); |
---|
3194 | G4int sPD=h2H->GetPDGCode(); |
---|
3195 | G4int sCg=h2H->GetCharge(); |
---|
3196 | G4int sBN=h2H->GetBaryonNumber(); |
---|
3197 | G4cout<<"-EMC->>>G4QFragmentation::Breeder:Str=Hadr Prod-S's filled,s4M=" |
---|
3198 | <<s4M<<", sPDG="<<sPD<<", sCg="<<sCg<<", sBN="<<sBN<<G4endl; |
---|
3199 | #endif |
---|
3200 | #ifdef edebug |
---|
3201 | G4cout<<"-EMC-Chipo.G4QFragmentation::Breeder:DecCHECK,c4M="<<curString4M |
---|
3202 | <<", ChQC="<<miQC<<", d4M="<<curString4M-h14M-h24M<<G4endl; |
---|
3203 | #endif |
---|
3204 | } |
---|
3205 | else |
---|
3206 | { |
---|
3207 | G4cerr<<"***G4QFragm::Breeder:tM="<<ttM<<miQC<<"->h1="<<h1QPDG<<"(" <<h1M |
---|
3208 | <<")+h2="<<h1QPDG<<"("<<h2M<<") = "<<h1M+h2M<<G4endl; |
---|
3209 | G4Exception("G4QFragmentation::Breeder:","72",FatalException,"ChiDecMa"); |
---|
3210 | } |
---|
3211 | } |
---|
3212 | else |
---|
3213 | { |
---|
3214 | G4QHadron* sHad = new G4QHadron(miPDG,curString4M); |
---|
3215 | theResult->push_back(sHad); // The original string-hadron is filled |
---|
3216 | #ifdef debug |
---|
3217 | G4cout<<"-EMC->>>G4QFragmentation::Breeder:Str=Hadr Filled, 4M=" |
---|
3218 | <<curString4M<<", PDG="<<miPDG<<G4endl; |
---|
3219 | #endif |
---|
3220 | } |
---|
3221 | G4double corF=1-selX; |
---|
3222 | G4QParton* Left=pString->GetLeftParton(); |
---|
3223 | G4QParton* Right=pString->GetRightParton(); |
---|
3224 | Left->Set4Momentum(corF*Left->Get4Momentum()); |
---|
3225 | Right->Set4Momentum(corF*Right->Get4Momentum()); |
---|
3226 | #ifdef edebug |
---|
3227 | G4cout<<"-EMC-...Cor...G4QFragmentation::Breeder:CorCHECK Sum="<<sum4M |
---|
3228 | <<" =? "<<curString4M+pString->Get4Momentum()<<", M="<<miM<<" ?= " |
---|
3229 | <<curString4M.m()<<G4endl; |
---|
3230 | #endif |
---|
3231 | #ifdef debug |
---|
3232 | G4cout<<">>>G4QFragmentation::Breeder:*Corrected* String->Hadr="<<miPDG |
---|
3233 | <<curString4M<<" by String #"<<fustr<<G4endl; |
---|
3234 | #endif |
---|
3235 | continue; // Continue the LOOP over the curStrings |
---|
3236 | } // End of Found combination for the String on string correction |
---|
3237 | } // End of the Try-to-recover String+String correction algorithm |
---|
3238 | } // End of IF(CM2>0.) |
---|
3239 | } // End of IF(Can try to correct by String-String) |
---|
3240 | #ifdef debug |
---|
3241 | else G4cout<<"***G4QFragmentation::Breeder: **No SSCorrection**,next="<<next<<G4endl; |
---|
3242 | #endif |
---|
3243 | // ------------ At this point we can reduce the 3/-3 meson to 1/-1 meson ------------ |
---|
3244 | G4QParton* lpcS=curString->GetLeftParton(); |
---|
3245 | G4QParton* rpcS=curString->GetRightParton(); |
---|
3246 | G4int lPDGcS=lpcS->GetPDGCode(); |
---|
3247 | G4int rPDGcS=rpcS->GetPDGCode(); |
---|
3248 | if (lPDGcS==3 && rPDGcS==-3) |
---|
3249 | { |
---|
3250 | lpcS->SetPDGCode( 1); |
---|
3251 | rpcS->SetPDGCode(-1); |
---|
3252 | } |
---|
3253 | else if(lPDGcS==-3 && rPDGcS==3) |
---|
3254 | { |
---|
3255 | lpcS->SetPDGCode(-1); |
---|
3256 | rpcS->SetPDGCode( 1); |
---|
3257 | } |
---|
3258 | // -------- Now the only hope is Correction, using the already prodused Hadrons ----- |
---|
3259 | G4int nofRH=theResult->size(); // #of resulting Hadrons |
---|
3260 | #ifdef debug |
---|
3261 | G4cout<<"G4QFragmentation::Breeder: theH="<<theHadrons<<", #OfH="<<nofRH<<G4endl; |
---|
3262 | #endif |
---|
3263 | if(!theHadrons && nofRH) // Hadrons are existing for SH Correction |
---|
3264 | { |
---|
3265 | #ifdef debug |
---|
3266 | G4cout<<"!G4QFragmentation::Breeder:Can try SHCor, nH="<<theResult->size()<<G4endl; |
---|
3267 | #endif |
---|
3268 | // @@ string can be not convertable to one hadron (2,0.0,0,2,0) - To be improved |
---|
3269 | G4QContent miQC=curString->GetQC(); // QContent of the Lightest Hadron |
---|
3270 | G4int miPDG=miQC.GetSPDGCode(); // PDG of the Lightest Hadron |
---|
3271 | G4double miM=0.; // Prototype ofMass of theCurLightestHadron |
---|
3272 | if(miPDG==10) // Mass of the Cur Lightest ChipolinoHadron |
---|
3273 | { |
---|
3274 | G4QChipolino QCh(miQC); // define the TotalString as a Chipolino |
---|
3275 | miM=QCh.GetQPDG1().GetMass()+QCh.GetQPDG2().GetMass();//MinMass of theStringChipo |
---|
3276 | } |
---|
3277 | else miM=G4QPDGCode(miPDG).GetMass(); // Mass of the Cur Lightest Hadron |
---|
3278 | G4double spM=0.; // Mass of the selected Hadron-Partner |
---|
3279 | G4ThreeVector cP=curString4M.vect(); // Momentum of the curString |
---|
3280 | G4double cE=curString4M.e(); // Energy of the curString |
---|
3281 | G4ThreeVector curV=cP/cE; // curRelativeVelocity |
---|
3282 | G4int reha=0; // Hadron # to use beyon the LOOP |
---|
3283 | G4int fuha=-1; // Selected Hadron-partner (0 = NotFound) |
---|
3284 | G4double dMmin=DBL_MAX; // min Excess of the mass |
---|
3285 | G4LorentzVector s4M(0.,0.,0.,0.); // Selected 4-mom of the Hadron+String |
---|
3286 | G4double sM=0.; // Selected Mass of the Hadron+String |
---|
3287 | for (reha=0; reha < nofRH; reha++) // LOOP over already collected hadrons |
---|
3288 | { |
---|
3289 | G4QHadron* pHadron=(*theResult)[reha];// Pointer to the current Partner-Hadron |
---|
3290 | G4LorentzVector p4M=pHadron->Get4Momentum(); |
---|
3291 | G4double pM=p4M.m(); // Mass of the Partner-Hadron |
---|
3292 | G4LorentzVector t4M=p4M+curString4M; // Total momentum of the compound |
---|
3293 | G4double tM2=t4M.m2(); // Squared total mass of the compound |
---|
3294 | if(tM2 >= sqr(pM+miM+eps)) // Condition of possible correction |
---|
3295 | { |
---|
3296 | G4double tM=std::sqrt(tM2); // Mass of the Hadron+String compound |
---|
3297 | G4double dM=tM-pM-miM; // Excess of the compound mass |
---|
3298 | if(dM < dMmin) |
---|
3299 | { |
---|
3300 | dMmin=dM; |
---|
3301 | fuha=reha; |
---|
3302 | spM=pM; |
---|
3303 | s4M=t4M; |
---|
3304 | sM=tM; |
---|
3305 | } |
---|
3306 | } |
---|
3307 | #ifdef debug |
---|
3308 | else G4cout<<"G4QFragmentation::Breeder:H# "<<reha<<",tM="<<std::sqrt(tM2)<<" < " |
---|
3309 | <<" mS="<<miM<<" + mH="<<pM<<" = "<<pM+miM<<G4endl; |
---|
3310 | #endif |
---|
3311 | } // End of the LOOP over string-partners for Correction |
---|
3312 | #ifdef debug |
---|
3313 | G4cout<<"G4QFragment::Breeder: fuha="<<fuha<<", dMmin="<<dMmin<<G4endl; |
---|
3314 | #endif |
---|
3315 | if(fuha>-1) // The hadron-partner was found |
---|
3316 | { |
---|
3317 | G4QHadron* pHadron=(*theResult)[fuha];// Necessary for update |
---|
3318 | G4LorentzVector mi4M(0.,0.,0.,miM); // Prototype of the new String=Hadron |
---|
3319 | if(miM+spM<sM+eps) // Decay into CorrectedString+theSameHadron |
---|
3320 | { |
---|
3321 | G4LorentzVector sp4M(0.,0.,0.,spM); |
---|
3322 | if(std::fabs(sM-miM-spM)<=eps) |
---|
3323 | { |
---|
3324 | G4double part1=miM/(miM+spM); |
---|
3325 | mi4M=part1*s4M; |
---|
3326 | sp4M=s4M-mi4M; |
---|
3327 | } |
---|
3328 | else |
---|
3329 | { |
---|
3330 | if(!G4QHadron(s4M).DecayIn2(mi4M,sp4M)) |
---|
3331 | { |
---|
3332 | G4cerr<<"***G4QFragmentation::Breeder: *SH*, tM="<<sM<<"->h1=("<<miPDG<<")" |
---|
3333 | <<miM<<" + h2="<<spM<<" = "<<miM+spM<<G4endl; |
---|
3334 | G4Exception("G4QFragmentation::Breeder:","72",FatalException,"SHChipoDec"); |
---|
3335 | } |
---|
3336 | } |
---|
3337 | pHadron->Set4Momentum(sp4M); |
---|
3338 | #ifdef debug |
---|
3339 | G4cout<<"-EMC->...>G4QFragmentation::Breeder: H# "<<fuha<<" is updated, new4M=" |
---|
3340 | <<sp4M<<G4endl; |
---|
3341 | #endif |
---|
3342 | } |
---|
3343 | else |
---|
3344 | { |
---|
3345 | G4cerr<<"***G4QFragm::Breeder: HS Failed, tM="<<sM<<"->h1M=("<<miPDG<<")"<<miM |
---|
3346 | <<"+h2M="<<spM<<" = "<<miM+spM<<G4endl; |
---|
3347 | G4Exception("G4QFragmentation::Breeder:","72",FatalException,"HSChipoDecMass"); |
---|
3348 | } |
---|
3349 | if(std::abs(miPDG)%10 > 2) // Decay Hadron-Resonans |
---|
3350 | { |
---|
3351 | G4Quasmon Quasm; |
---|
3352 | G4QHadron* sHad = new G4QHadron(miPDG,mi4M); |
---|
3353 | G4QHadronVector* tmpQHadVec=Quasm.DecayQHadron(sHad); // It deletes sHad |
---|
3354 | #ifdef debug |
---|
3355 | G4cout<<"G4QFragment::Breeder:*HS* DecStrHad, nH="<<tmpQHadVec->size()<<G4endl; |
---|
3356 | #endif |
---|
3357 | for(unsigned aH=0; aH < tmpQHadVec->size(); aH++) |
---|
3358 | { |
---|
3359 | theResult->push_back((*tmpQHadVec)[aH]);// TheDecayProductOfTheHadronIsFilled |
---|
3360 | #ifdef debug |
---|
3361 | G4QHadron* prodH =(*tmpQHadVec)[aH]; |
---|
3362 | G4LorentzVector p4M=prodH->Get4Momentum(); |
---|
3363 | G4int PDG=prodH->GetPDGCode(); |
---|
3364 | G4int Chg=prodH->GetCharge(); |
---|
3365 | G4int BaN=prodH->GetBaryonNumber(); |
---|
3366 | G4cout<<"-EMC->>>G4QFragmentation::Breeder:Str+Hadr PrH#"<<aH<<" filled, 4M=" |
---|
3367 | <<p4M<<", PDG="<<PDG<<", Chg="<<Chg<<", BaN="<<BaN<<G4endl; |
---|
3368 | #endif |
---|
3369 | } |
---|
3370 | tmpQHadVec->clear(); |
---|
3371 | delete tmpQHadVec; // Who calls DecayQHadron is responsible for clear & delete |
---|
3372 | } |
---|
3373 | else if(miPDG == 10) // ==> Decay Hadron-Chipolino |
---|
3374 | { |
---|
3375 | G4QChipolino QCh(miQC); // define the TotalResidual as a Chipolino |
---|
3376 | G4QPDGCode h1QPDG=QCh.GetQPDG1(); // QPDG of the first hadron |
---|
3377 | G4double h1M =h1QPDG.GetMass();// Mass of the first hadron |
---|
3378 | G4QPDGCode h2QPDG=QCh.GetQPDG2(); // QPDG of the second hadron |
---|
3379 | G4double h2M =h2QPDG.GetMass();// Mass of the second hadron |
---|
3380 | G4double ttM =curString4M.m(); // Real Mass of the Chipolino |
---|
3381 | if(h1M+h2M<miM+eps) // Two particles decay of Chipolino |
---|
3382 | { |
---|
3383 | G4LorentzVector h14M(0.,0.,0.,h1M); |
---|
3384 | G4LorentzVector h24M(0.,0.,0.,h2M); |
---|
3385 | if(std::fabs(ttM-h1M-h2M)<=eps) |
---|
3386 | { |
---|
3387 | G4double part1=h1M/(h1M+h2M); |
---|
3388 | h14M=part1*mi4M; |
---|
3389 | h24M=mi4M-h14M; |
---|
3390 | } |
---|
3391 | else |
---|
3392 | { |
---|
3393 | if(!G4QHadron(mi4M).DecayIn2(h14M,h24M)) |
---|
3394 | { |
---|
3395 | G4cerr<<"***G4QFragmentation::Breeder: HS tM="<<ttM<<"->h1="<<h1QPDG<<"(" |
---|
3396 | <<h1M<<")+h2="<<h1QPDG<<"("<<h2M<<")="<<h1M+h2M<<G4endl; |
---|
3397 | G4Exception("G4QFragmentation::Breeder:","72",FatalException,"ChipoDec"); |
---|
3398 | } |
---|
3399 | } |
---|
3400 | G4QHadron* h1H = new G4QHadron(h1QPDG.GetPDGCode(),h14M); |
---|
3401 | theResult->push_back(h1H); // (delete equivalent) |
---|
3402 | #ifdef debug |
---|
3403 | G4LorentzVector f4M=h1H->Get4Momentum(); |
---|
3404 | G4int fPD=h1H->GetPDGCode(); |
---|
3405 | G4int fCg=h1H->GetCharge(); |
---|
3406 | G4int fBN=h1H->GetBaryonNumber(); |
---|
3407 | G4cout<<"-EMC->>>G4QFragmentation::Breeder:CorStrHadr Prod-1 is filled, f4M=" |
---|
3408 | <<f4M<<", fPDG="<<fPD<<", fCg="<<fCg<<", fBN="<<fBN<<G4endl; |
---|
3409 | #endif |
---|
3410 | G4QHadron* h2H = new G4QHadron(h2QPDG.GetPDGCode(),h24M); |
---|
3411 | theResult->push_back(h2H); // (delete equivalent) |
---|
3412 | #ifdef debug |
---|
3413 | G4LorentzVector n4M=h2H->Get4Momentum(); |
---|
3414 | G4int nPD=h2H->GetPDGCode(); |
---|
3415 | G4int nCg=h2H->GetCharge(); |
---|
3416 | G4int nBN=h2H->GetBaryonNumber(); |
---|
3417 | G4cout<<"-EMC->>>G4QFragmentation::Breeder:CorStrHadr Prod-2 is filled, n4M=" |
---|
3418 | <<n4M<<", nPDG="<<nPD<<", nCg="<<nCg<<", nBN="<<nBN<<G4endl; |
---|
3419 | #endif |
---|
3420 | #ifdef edebug |
---|
3421 | G4cout<<"-EMC-...HS-Chipo...G4QFragmentation::Breeder:DecCHECK, Ch4M="<<mi4M |
---|
3422 | <<", ChQC="<<miQC<<", d4M="<<mi4M-h14M-h24M<<G4endl; |
---|
3423 | #endif |
---|
3424 | } |
---|
3425 | } |
---|
3426 | else |
---|
3427 | { |
---|
3428 | G4QHadron* sHad = new G4QHadron(miPDG, mi4M); |
---|
3429 | theResult->push_back(sHad); // The original string=hadron is filled |
---|
3430 | #ifdef debug |
---|
3431 | G4cout<<">>>>>>G4QFragmentation::Breeder: CorStr=Hadr is Filled, 4M=" |
---|
3432 | <<curString4M<<", StPDG="<<miPDG<<G4endl; |
---|
3433 | #endif |
---|
3434 | } |
---|
3435 | #ifdef edebug |
---|
3436 | G4cout<<"-EMC-...Cor...G4QFragmentation::Breeder:StHadCor CHECK Sum="<<s4M |
---|
3437 | <<" =? "<<mi4M+pHadron->Get4Momentum()<<G4endl; |
---|
3438 | #endif |
---|
3439 | #ifdef debug |
---|
3440 | G4cout<<">>>G4QFragmentation::Breeder:*Corrected* String+Hadr="<<miPDG |
---|
3441 | <<mi4M<<" by Hadron #"<<reha<<G4endl; |
---|
3442 | #endif |
---|
3443 | continue; // Continue the LOOP over the curStrings |
---|
3444 | } |
---|
3445 | else |
---|
3446 | { |
---|
3447 | #ifdef debug |
---|
3448 | G4cout<<"G4QFragmentation::Breeder: Str+Hadr Failed, 4M="<<curString4M |
---|
3449 | <<", PDG="<<miPDG<<" -> Now try to recover the string as a hadron"<<G4endl; |
---|
3450 | #endif |
---|
3451 | //for (reha=0; reha < nofRH; reha++) // LOOP over already collected hadrons |
---|
3452 | //{ |
---|
3453 | // G4QHadron* pHadron=(*theResult)[reha];// Pointer to the CurrentPartnerHadron |
---|
3454 | // G4LorentzVector p4M=pHadron->Get4Momentum(); |
---|
3455 | // G4double pM=p4M.m(); // Mass of the Partner-Hadron |
---|
3456 | // G4LorentzVector t4M=p4M+curString4M; // Total momentum of the compound |
---|
3457 | // G4double tM2=t4M.m2(); // Squared total mass of the compound |
---|
3458 | // if(tM2 >= sqr(pM+miM+eps)) // Condition of possible correction |
---|
3459 | // { |
---|
3460 | // G4double tM=std::sqrt(tM2); // Mass of the Hadron+String compound |
---|
3461 | // G4double dM=tM-pM-miM; // Excess of the compound mass |
---|
3462 | // if(dM < dMmin) |
---|
3463 | // { |
---|
3464 | // dMmin=dM; |
---|
3465 | // fuha=reha; |
---|
3466 | // spM=pM; |
---|
3467 | // s4M=t4M; |
---|
3468 | // sM=tM; |
---|
3469 | // } |
---|
3470 | // } |
---|
3471 | //} // End of the LOOP over string-partners for Correction |
---|
3472 | } |
---|
3473 | // @@@ convert string to Quasmon with curString4M |
---|
3474 | G4QContent curStringQC=curString->GetQC(); |
---|
3475 | G4Quasmon* stringQuasmon = new G4Quasmon(curStringQC, curString4M); |
---|
3476 | theQuasmons.push_back(stringQuasmon); |
---|
3477 | continue; // Continue the LOOP over the curStrings |
---|
3478 | } // End of IF(Can try the String-Hadron correction |
---|
3479 | } // End of IF(NO_Hadrons) = Problem solution namespace |
---|
3480 | G4Quasmon tmpQ; // @@ an issue of Q to decay resonances |
---|
3481 | G4int nHfin=0; |
---|
3482 | if(theHadrons) nHfin=theHadrons->size(); |
---|
3483 | else // !! Sum Up all strings and convert them in a Quasmon (Exception for development) |
---|
3484 | { |
---|
3485 | G4LorentzVector ss4M(0.,0.,0.,0.); |
---|
3486 | G4QContent ssQC(0,0,0,0,0,0); |
---|
3487 | G4int tnSt=strings.size(); |
---|
3488 | for(G4int i=astring; i < tnSt; ++i) |
---|
3489 | { |
---|
3490 | G4LorentzVector pS4M=strings[i]->Get4Momentum(); // String 4-momentum |
---|
3491 | ss4M+=pS4M; |
---|
3492 | G4QContent pSQC=strings[i]->GetQC(); // String Quark Content |
---|
3493 | ssQC+=pSQC; |
---|
3494 | #ifdef debug |
---|
3495 | G4cout<<"====>G4QFragmentation::Breeder:S#"<<i<<",4M="<<pS4M<<",QC="<<pSQC<<G4endl; |
---|
3496 | #endif |
---|
3497 | } |
---|
3498 | #ifdef debug |
---|
3499 | G4cout<<"==>G4QFragmentation::Breeder:AllStrings are summed up in a Quasmon"<<G4endl; |
---|
3500 | #endif |
---|
3501 | G4Quasmon* stringQuasmon = new G4Quasmon(ssQC, ss4M); |
---|
3502 | theQuasmons.push_back(stringQuasmon); |
---|
3503 | break; // break the LOOP over Strings |
---|
3504 | } |
---|
3505 | #ifdef debug |
---|
3506 | G4cout<<"G4QFragmentation::Breeder: Trying to decay hadrons #ofHRes="<<nHfin<<G4endl; |
---|
3507 | #endif |
---|
3508 | for(G4int aTrack=0; aTrack<nHfin; aTrack++) |
---|
3509 | { |
---|
3510 | G4QHadron* curHadron=(*theHadrons)[aTrack]; |
---|
3511 | G4int hPDG=curHadron->GetPDGCode(); |
---|
3512 | #ifdef edebug |
---|
3513 | G4LorentzVector curH4M=curHadron->Get4Momentum(); |
---|
3514 | G4int curHCh=curHadron->GetCharge(); |
---|
3515 | G4int curHBN=curHadron->GetBaryonNumber(); |
---|
3516 | #endif |
---|
3517 | #ifdef debug |
---|
3518 | G4cout<<">>>>>>>>G4QFragmentation::Breeder:S#"<<astring<<",H#"<<aTrack<<",PDG="<<hPDG |
---|
3519 | <<",4M="<<curHadron->Get4Momentum()<<G4endl; |
---|
3520 | #endif |
---|
3521 | if(std::abs(hPDG)%10 > 2) |
---|
3522 | { |
---|
3523 | G4QHadronVector* tmpQHadVec=tmpQ.DecayQHadron(curHadron); // It deletes curHadron |
---|
3524 | #ifdef debug |
---|
3525 | G4cout<<"G4QFragmentation::Breeder:-DECAY'S DONE-,nH="<<tmpQHadVec->size()<<G4endl; |
---|
3526 | #endif |
---|
3527 | //G4int tmpS=tmpQHadVec->size(); // "The elegant method" (tested) is commented |
---|
3528 | //theResult->resize(tmpS+theResult->size()); // Resize theQHadrons length |
---|
3529 | //copy(tmpQHadVec->begin(), tmpQHadVec->end(), theResult->end()-tmpS); |
---|
3530 | for(unsigned aH=0; aH < tmpQHadVec->size(); aH++) |
---|
3531 | { |
---|
3532 | theResult->push_back((*tmpQHadVec)[aH]);// TheDecayProduct of TheHadron is filled |
---|
3533 | #ifdef edebug |
---|
3534 | G4QHadron* prodH =(*tmpQHadVec)[aH]; |
---|
3535 | G4LorentzVector p4M=prodH->Get4Momentum(); |
---|
3536 | G4int PDG=prodH->GetPDGCode(); |
---|
3537 | G4int Chg=prodH->GetCharge(); |
---|
3538 | G4int BaN=prodH->GetBaryonNumber(); |
---|
3539 | curH4M-=p4M; |
---|
3540 | curString4M-=p4M; |
---|
3541 | curStrChg-=Chg; |
---|
3542 | curStrBaN-=BaN; |
---|
3543 | curHCh-=Chg; |
---|
3544 | curHBN-=BaN; |
---|
3545 | G4cout<<"-EMC->>>>G4QFragmentation::Breeder:Str*Filled, 4M="<<p4M<<", PDG="<<PDG |
---|
3546 | <<", Chg="<<Chg<<", BaN="<<BaN<<G4endl; |
---|
3547 | #endif |
---|
3548 | } |
---|
3549 | #ifdef edebug |
---|
3550 | G4cout<<"-EMC-.G4QFr::Br:Dec,r4M="<<curH4M<<",rC="<<curHCh<<",rB="<<curHBN<<G4endl; |
---|
3551 | #endif |
---|
3552 | tmpQHadVec->clear(); |
---|
3553 | delete tmpQHadVec; // Who calls DecayQHadron is responsible for clear & delete |
---|
3554 | } |
---|
3555 | else // Chipolino is not checked here |
---|
3556 | { |
---|
3557 | theResult->push_back(curHadron); // The original hadron is filled |
---|
3558 | #ifdef edebug |
---|
3559 | curString4M-=curH4M; |
---|
3560 | G4int curCh=curHadron->GetCharge(); |
---|
3561 | G4int curBN=curHadron->GetBaryonNumber(); |
---|
3562 | curStrChg-=curCh; |
---|
3563 | curStrBaN-=curBN; |
---|
3564 | G4cout<<"-EMC->>>>>>G4QFragmentation::Breeder: curH filled 4M="<<curH4M<<",PDG=" |
---|
3565 | <<curHadron->GetPDGCode()<<", Chg="<<curCh<<", BaN="<<curBN<<G4endl; |
---|
3566 | #endif |
---|
3567 | } |
---|
3568 | } |
---|
3569 | // clean up (the issues are filled to theResult) |
---|
3570 | if(theHadrons) delete theHadrons; |
---|
3571 | #ifdef edebug |
---|
3572 | G4cout<<"-EMC-.........G4QFragmentation::Breeder: StringDecay CHECK, r4M="<<curString4M |
---|
3573 | <<", rChg="<<curStrChg<<", rBaN="<<curStrBaN<<G4endl; |
---|
3574 | #endif |
---|
3575 | } // End of the main LOOP over decaying strings |
---|
3576 | G4LorentzVector r4M=theNucleus.Get4Momentum(); // Nucleus 4-momentum in LS |
---|
3577 | G4int rPDG=theNucleus.GetPDG(); |
---|
3578 | G4QHadron* resNuc = new G4QHadron(rPDG,r4M); |
---|
3579 | theResult->push_back(resNuc); // Fill the residual nucleus |
---|
3580 | #ifdef edebug |
---|
3581 | G4LorentzVector s4M(0.,0.,0.,0.); // Sum of the Result in LS |
---|
3582 | G4int rCh=totChg; |
---|
3583 | G4int rBN=totBaN; |
---|
3584 | G4int nHadr=theResult->size(); |
---|
3585 | G4int nQuasm=theQuasmons.size(); |
---|
3586 | G4cout<<"-EMCLS-G4QFragmentation::Breeder:#ofHadr="<<nHadr<<", #OfQuasm="<<nQuasm<<",rN=" |
---|
3587 | <<r4M.m()<<"="<<G4QNucleus(rPDG).GetGSMass()<<G4endl; |
---|
3588 | for(G4int i=0; i<nHadr; i++) |
---|
3589 | { |
---|
3590 | G4LorentzVector hI4M=(*theResult)[i]->Get4Momentum(); |
---|
3591 | s4M+=hI4M; |
---|
3592 | G4int hChg=(*theResult)[i]->GetCharge(); |
---|
3593 | rCh-=hChg; |
---|
3594 | G4int hBaN=(*theResult)[i]->GetBaryonNumber(); |
---|
3595 | rBN-=hBaN; |
---|
3596 | G4cout<<"-EMCLS-G4QFragmentation::Breeder: Hadron#"<<i<<", 4M="<<hI4M<<", PDG=" |
---|
3597 | <<(*theResult)[i]->GetPDGCode()<<", C="<<hChg<<", B="<<hBaN<<G4endl; |
---|
3598 | } |
---|
3599 | for(G4int i=0; i<nQuasm; i++) |
---|
3600 | { |
---|
3601 | G4LorentzVector hI4M=theQuasmons[i]->Get4Momentum(); |
---|
3602 | s4M+=hI4M; |
---|
3603 | G4int hChg=theQuasmons[i]->GetCharge(); |
---|
3604 | rCh-=hChg; |
---|
3605 | G4int hBaN=theQuasmons[i]->GetBaryonNumber(); |
---|
3606 | rBN-=hBaN; |
---|
3607 | G4cout<<"-EMCLS-G4QFragmentation::Breeder: Quasmon#"<<i<<", 4M="<<hI4M<<", C="<<hChg |
---|
3608 | <<", B="<<hBaN<<G4endl; |
---|
3609 | } |
---|
3610 | G4cout<<"-EMCLS-G4QFragm::Breed: LS r4M="<<s4M-totLS4M<<",rC="<<rCh<<",rB="<<rBN<<G4endl; |
---|
3611 | #endif |
---|
3612 | // Now we need to coolect particles for creation of a Quasmon @@ improve !! |
---|
3613 | G4int nRes=theResult->size(); |
---|
3614 | if(nRes>2) |
---|
3615 | { |
---|
3616 | G4QHadronVector::iterator ih; |
---|
3617 | G4QHadronVector::iterator nih; |
---|
3618 | G4QHadronVector::iterator mih; |
---|
3619 | G4QHadronVector::iterator lst=theResult->end(); |
---|
3620 | lst--; |
---|
3621 | G4double minMesEn=DBL_MAX; |
---|
3622 | G4double minBarEn=DBL_MAX; |
---|
3623 | G4bool nfound=false; |
---|
3624 | G4bool mfound=false; |
---|
3625 | for(ih = theResult->begin(); ih < theResult->end(); ++ih) if(ih != lst) |
---|
3626 | { |
---|
3627 | G4LorentzVector h4M=(*ih)->Get4Momentum(); |
---|
3628 | G4int hPDG=(*ih)->GetPDGCode(); |
---|
3629 | #ifdef debug |
---|
3630 | G4cout<<"%->G4QFragmentation::Breeder: TRY hPDG="<<hPDG<<", h4M="<<h4M<<G4endl; |
---|
3631 | #endif |
---|
3632 | if(hPDG>1111 && hPDG<3333) |
---|
3633 | { |
---|
3634 | G4double bE=h4M.e()-(*ih)->GetMass(); |
---|
3635 | if(bE < minBarEn) |
---|
3636 | { |
---|
3637 | minBarEn=bE; |
---|
3638 | nih=ih; |
---|
3639 | nfound=true; |
---|
3640 | } |
---|
3641 | } |
---|
3642 | else if(hPDG>-1111) |
---|
3643 | { |
---|
3644 | G4double mE=h4M.e(); |
---|
3645 | if(mE < minMesEn) |
---|
3646 | { |
---|
3647 | minMesEn=mE; |
---|
3648 | mih=ih; |
---|
3649 | mfound=true; |
---|
3650 | } |
---|
3651 | } |
---|
3652 | } |
---|
3653 | if(nfound && mfound && minMesEn+minBarEn < maxEn) |
---|
3654 | { |
---|
3655 | G4QHadron* resNuc = (*theResult)[nRes-1]; // ResidualNucleus is theLastH |
---|
3656 | theResult->pop_back(); // Fill the QHad-nucleus later |
---|
3657 | G4LorentzVector q4M=(*nih)->Get4Momentum()+(*mih)->Get4Momentum(); |
---|
3658 | G4QContent qQC=(*nih)->GetQC()+(*mih)->GetQC(); |
---|
3659 | maxEn -= minBarEn+minMesEn; // Reduce the energy limit |
---|
3660 | #ifdef debug |
---|
3661 | G4cout<<"%->G4QFragmentation::Breeder:Exclude,4M="<<(*nih)->Get4Momentum()<<", & 4m=" |
---|
3662 | <<(*mih)->Get4Momentum()<<G4endl; |
---|
3663 | #endif |
---|
3664 | delete (*nih); |
---|
3665 | delete (*mih); |
---|
3666 | if(nih > mih) // Exclude nucleon first |
---|
3667 | { |
---|
3668 | theResult->erase(nih); // erase Baryon from theResult |
---|
3669 | theResult->erase(mih); // erase Meson from theResult |
---|
3670 | } |
---|
3671 | else // Exclude meson first |
---|
3672 | { |
---|
3673 | theResult->erase(mih); // erase Baryon from theResult |
---|
3674 | theResult->erase(nih); // erase Meson from theResult |
---|
3675 | } |
---|
3676 | #ifdef debug |
---|
3677 | G4cout<<"%->G4QF::Breed: BeforeLOOP, dE="<<maxEn<<", nR="<<theResult->size()<<G4endl; |
---|
3678 | #endif |
---|
3679 | if(maxEn > 0.) // More hadrons to absorbe |
---|
3680 | { |
---|
3681 | for(ih = theResult->begin(); ih < theResult->end(); ih++) |
---|
3682 | { |
---|
3683 | G4LorentzVector h4M=(*ih)->Get4Momentum(); |
---|
3684 | G4int hPDG=(*ih)->GetPDGCode(); |
---|
3685 | G4double dE=0.; |
---|
3686 | if (hPDG> 1111 && hPDG<3333) dE=h4M.e()-(*ih)->GetMass(); // Baryons |
---|
3687 | else if(hPDG>-1111) dE=h4M.e(); // Mesons |
---|
3688 | else continue; // Don't consider anti-baryons |
---|
3689 | if(dE < maxEn) |
---|
3690 | { |
---|
3691 | maxEn-=dE; |
---|
3692 | q4M+=h4M; |
---|
3693 | qQC+=(*ih)->GetQC(); |
---|
3694 | #ifdef debug |
---|
3695 | G4cout<<"%->G4QFragmentation::Breeder:Exclude,4M="<<h4M<<",dE="<<maxEn<<G4endl; |
---|
3696 | #endif |
---|
3697 | delete (*ih); |
---|
3698 | theResult->erase(ih); // erase Hadron from theResult |
---|
3699 | --ih; |
---|
3700 | } |
---|
3701 | } |
---|
3702 | } |
---|
3703 | G4Quasmon* softQuasmon = new G4Quasmon(qQC, q4M); // SoftPart -> Quasmon |
---|
3704 | #ifdef debug |
---|
3705 | G4cout<<"%->G4QFragmentation::Breeder:QuasmonIsFilled,4M="<<q4M<<",QC="<<qQC<<G4endl; |
---|
3706 | #endif |
---|
3707 | theQuasmons.push_back(softQuasmon); |
---|
3708 | theResult->push_back(resNuc); |
---|
3709 | } |
---|
3710 | #ifdef edebug |
---|
3711 | G4LorentzVector f4M(0.,0.,0.,0.); // Sum of the Result in LS |
---|
3712 | G4int fCh=totChg; |
---|
3713 | G4int fBN=totBaN; |
---|
3714 | G4int nHd=theResult->size(); |
---|
3715 | G4int nQm=theQuasmons.size(); |
---|
3716 | G4cout<<"-EMCLS-G4QFragmentation::Breeder:#ofHadr="<<nHd<<", #OfQuasm="<<nQm<<",rN=" |
---|
3717 | <<r4M.m()<<"="<<G4QNucleus(rPDG).GetGSMass()<<G4endl; |
---|
3718 | for(G4int i=0; i<nHd; i++) |
---|
3719 | { |
---|
3720 | G4LorentzVector hI4M=(*theResult)[i]->Get4Momentum(); |
---|
3721 | f4M+=hI4M; |
---|
3722 | G4int hChg=(*theResult)[i]->GetCharge(); |
---|
3723 | fCh-=hChg; |
---|
3724 | G4int hBaN=(*theResult)[i]->GetBaryonNumber(); |
---|
3725 | fBN-=hBaN; |
---|
3726 | G4cout<<"-EMCLS-G4QFragmentation::Breeder: Hadron#"<<i<<", 4M="<<hI4M<<", PDG=" |
---|
3727 | <<(*theResult)[i]->GetPDGCode()<<", C="<<hChg<<", B="<<hBaN<<G4endl; |
---|
3728 | } |
---|
3729 | for(G4int i=0; i<nQm; i++) |
---|
3730 | { |
---|
3731 | G4LorentzVector hI4M=theQuasmons[i]->Get4Momentum(); |
---|
3732 | f4M+=hI4M; |
---|
3733 | G4int hChg=theQuasmons[i]->GetCharge(); |
---|
3734 | fCh-=hChg; |
---|
3735 | G4int hBaN=theQuasmons[i]->GetBaryonNumber(); |
---|
3736 | fBN-=hBaN; |
---|
3737 | G4cout<<"-EMCLS-G4QFragmentation::Breeder: Quasmon#"<<i<<", 4M="<<hI4M<<", C="<<hChg |
---|
3738 | <<", B="<<hBaN<<G4endl; |
---|
3739 | } |
---|
3740 | G4cout<<"-EMCLS-G4QFragm::Breed:, r4M="<<f4M-totLS4M<<",rC="<<fCh<<",rB="<<fBN<<G4endl; |
---|
3741 | #endif |
---|
3742 | } // End of the soft Quasmon Creation |
---|
3743 | return; |
---|
3744 | } // End of Breeder |
---|
3745 | |
---|
3746 | // Excite double diffractive string |
---|
3747 | G4bool G4QFragmentation::ExciteDiffParticipants(G4QHadron* projectile, |
---|
3748 | G4QHadron* target) const |
---|
3749 | { |
---|
3750 | G4LorentzVector Pprojectile=projectile->Get4Momentum(); |
---|
3751 | G4double Mprojectile=projectile->GetMass(); |
---|
3752 | G4double Mprojectile2=Mprojectile*Mprojectile; |
---|
3753 | G4LorentzVector Ptarget=target->Get4Momentum(); |
---|
3754 | G4double Mtarget=target->GetMass(); |
---|
3755 | G4double Mtarget2=Mtarget*Mtarget; |
---|
3756 | #ifdef debug |
---|
3757 | G4cout<<"G4QFragm::ExciteDiffPartici:Ep="<<Pprojectile.e()<<",Et="<<Ptarget.e()<<G4endl; |
---|
3758 | #endif |
---|
3759 | // Transform momenta to cms and then rotate parallel to z axis; |
---|
3760 | G4LorentzVector Psum=Pprojectile+Ptarget; |
---|
3761 | G4LorentzRotation toCms(-Psum.boostVector()); // Boost Rotation to CMS |
---|
3762 | G4LorentzVector Ptmp=toCms*Pprojectile; |
---|
3763 | if(Ptmp.pz()<=0.) // "String" moving backwards in CMS, abort collision !! ? M.K. |
---|
3764 | { |
---|
3765 | #ifdef debug |
---|
3766 | G4cout<<"G4QFragmentation::ExciteDiffParticipants: *1* abort Collision!! *1*"<<G4endl; |
---|
3767 | #endif |
---|
3768 | return false; |
---|
3769 | } |
---|
3770 | toCms.rotateZ(-Ptmp.phi()); |
---|
3771 | toCms.rotateY(-Ptmp.theta()); |
---|
3772 | #ifdef debug |
---|
3773 | G4cout<<"G4QFragment::ExciteDiffParticipantts:BeforBoost Pproj="<<Pprojectile<<", Ptarg=" |
---|
3774 | <<Ptarget<<G4endl; |
---|
3775 | #endif |
---|
3776 | G4LorentzRotation toLab(toCms.inverse()); // Boost Rotation to LabSys (LS) |
---|
3777 | Pprojectile.transform(toCms); |
---|
3778 | Ptarget.transform(toCms); |
---|
3779 | #ifdef debug |
---|
3780 | G4cout<< "G4QFragment::ExciteDiffParticipantts: AfterBoost Pproj="<<Pprojectile<<"Ptarg=" |
---|
3781 | <<Ptarget<<", cms4M="<<Pprojectile+Ptarget<<G4endl; |
---|
3782 | G4cout<<"G4QFragment::ExciteDiffParticipants: ProjX+="<<Pprojectile.plus()<<", ProjX-=" |
---|
3783 | <<Pprojectile.minus()<<", TargX+="<< Ptarget.plus()<<", TargX-="<<Ptarget.minus() |
---|
3784 | <<G4endl; |
---|
3785 | #endif |
---|
3786 | G4LorentzVector Qmomentum(0.,0.,0.,0.); |
---|
3787 | G4int whilecount=0; |
---|
3788 | #ifdef debug |
---|
3789 | G4cout<<"G4QFragmentation::ExciteDiffParticipants: Before DO"<<G4endl; |
---|
3790 | #endif |
---|
3791 | do |
---|
3792 | { |
---|
3793 | // Generate pt |
---|
3794 | G4double maxPtSquare=sqr(Ptarget.pz()); |
---|
3795 | #ifdef debug |
---|
3796 | G4cout<<"G4QFragmentation::ExciteDiffParticipants: maxPtSq="<<maxPtSquare<<G4endl; |
---|
3797 | if(whilecount++>=500 && whilecount%100==0) // @@ M.K. Hardwired limits |
---|
3798 | G4cout<<"G4QFragmentation::ExciteDiffParticipantts: can loop, loopCount="<<whilecount |
---|
3799 | <<", maxPtSquare="<<maxPtSquare<<G4endl; |
---|
3800 | #endif |
---|
3801 | if(whilecount>1000) // @@ M.K. Hardwired limits |
---|
3802 | { |
---|
3803 | #ifdef debug |
---|
3804 | G4cout<<"G4QFragmentation::ExciteDiffParticipants: *2* abort Loop!! *2*"<<G4endl; |
---|
3805 | #endif |
---|
3806 | return false; // Ignore this interaction |
---|
3807 | } |
---|
3808 | Qmomentum=G4LorentzVector(GaussianPt(widthOfPtSquare,maxPtSquare),0); |
---|
3809 | #ifdef debug |
---|
3810 | G4cout<<"G4QFragment::ExciteDiffParticipants: generated Pt="<<Qmomentum<<", ProjPt=" |
---|
3811 | <<Pprojectile+Qmomentum<<", TargPt="<<Ptarget-Qmomentum<<G4endl; |
---|
3812 | #endif |
---|
3813 | // Momentum transfer |
---|
3814 | G4double Xmin=0.; |
---|
3815 | G4double Xmax=1.; |
---|
3816 | G4double Xplus =ChooseX(Xmin,Xmax); |
---|
3817 | G4double Xminus=ChooseX(Xmin,Xmax); |
---|
3818 | #ifdef debug |
---|
3819 | G4cout<<"G4QFragment::ExciteDiffParticip: X-plus="<<Xplus<<",X-minus="<<Xminus<<G4endl; |
---|
3820 | #endif |
---|
3821 | G4double pt2=Qmomentum.vect().mag2(); |
---|
3822 | G4double Qplus =-pt2/Xminus/Ptarget.minus(); |
---|
3823 | G4double Qminus= pt2/Xplus /Pprojectile.plus(); |
---|
3824 | Qmomentum.setPz((Qplus-Qminus)/2); |
---|
3825 | Qmomentum.setE( (Qplus+Qminus)/2); |
---|
3826 | #ifdef debug |
---|
3827 | G4cout<<"G4QFragment::ExciteDiffParticip: Qplus="<<Qplus<<", Qminus="<<Qminus<<", pt2=" |
---|
3828 | <<pt2<<", Qmomentum="<<Qmomentum<<", ProjM="<<(Pprojectile+Qmomentum).mag() |
---|
3829 | <<", TargM="<<(Ptarget-Qmomentum).mag()<<G4endl; |
---|
3830 | #endif |
---|
3831 | } while((Pprojectile+Qmomentum).mag2()<=Mprojectile2 || |
---|
3832 | (Ptarget-Qmomentum).mag2()<=Mtarget2); |
---|
3833 | Pprojectile += Qmomentum; |
---|
3834 | Ptarget -= Qmomentum; |
---|
3835 | #ifdef debug |
---|
3836 | G4cout<<"G4QFragment::ExciteDiffParticipan: Proj(Q)="<<Pprojectile<<", Targ(Q)="<<Ptarget |
---|
3837 | <<", Proj(back)="<<toLab*Pprojectile<<", Targ(bac)="<< toLab*Ptarget << G4endl; |
---|
3838 | #endif |
---|
3839 | // Transform back and update SplitableHadron Participant. |
---|
3840 | Pprojectile.transform(toLab); |
---|
3841 | Ptarget.transform(toLab); |
---|
3842 | #ifdef debug |
---|
3843 | G4cout<< "G4QFragmentation::ExciteDiffParticipants: TargetMass="<<Ptarget.mag()<<G4endl; |
---|
3844 | #endif |
---|
3845 | target->Set4Momentum(Ptarget); |
---|
3846 | #ifdef debug |
---|
3847 | G4cout<<"G4QFragment::ExciteDiffParticipants:ProjectileMass="<<Pprojectile.mag()<<G4endl; |
---|
3848 | #endif |
---|
3849 | projectile->Set4Momentum(Pprojectile); |
---|
3850 | return true; |
---|
3851 | } // End of ExciteDiffParticipants |
---|
3852 | |
---|
3853 | |
---|
3854 | // Excite single diffractive string |
---|
3855 | G4bool G4QFragmentation::ExciteSingDiffParticipants(G4QHadron* projectile, |
---|
3856 | G4QHadron* target) const |
---|
3857 | { |
---|
3858 | G4LorentzVector Pprojectile=projectile->Get4Momentum(); |
---|
3859 | G4double Mprojectile=projectile->GetMass(); |
---|
3860 | G4double Mprojectile2=Mprojectile*Mprojectile; |
---|
3861 | G4LorentzVector Ptarget=target->Get4Momentum(); |
---|
3862 | G4double Mtarget=target->GetMass(); |
---|
3863 | G4double Mtarget2=Mtarget*Mtarget; |
---|
3864 | #ifdef debug |
---|
3865 | G4cout<<"G4QFragm::ExSingDiffPartici:Ep="<<Pprojectile.e()<<",Et="<<Ptarget.e()<<G4endl; |
---|
3866 | #endif |
---|
3867 | G4bool KeepProjectile= G4UniformRand() > 0.5; |
---|
3868 | // Reset minMass of the non diffractive particle to its value, (minus for rounding...) |
---|
3869 | if(KeepProjectile ) |
---|
3870 | { |
---|
3871 | #ifdef debug |
---|
3872 | G4cout<<"--1/2--G4QFragmentation::ExSingDiffParticipants: Projectile is fixed"<<G4endl; |
---|
3873 | #endif |
---|
3874 | Mprojectile2 = projectile->GetMass2()*(1.-perCent); // Isn't it too big reduction? M.K. |
---|
3875 | } |
---|
3876 | else |
---|
3877 | { |
---|
3878 | #ifdef debug |
---|
3879 | G4cout<<"---1/2---G4QFragmentation::ExSingDiffParticipants: Target is fixed"<<G4endl; |
---|
3880 | #endif |
---|
3881 | Mtarget2 = target->GetMass2()*(1.-perCent); // @@ Isn't it too big reduction? M.K. |
---|
3882 | } |
---|
3883 | // @@ From this point it repeats the Diffractional excitation (? Use flag ?) |
---|
3884 | // Transform momenta to cms and then rotate parallel to z axis; |
---|
3885 | G4LorentzVector Psum=Pprojectile+Ptarget; |
---|
3886 | G4LorentzRotation toCms(-Psum.boostVector()); // Boost Rotation to CMS |
---|
3887 | G4LorentzVector Ptmp=toCms*Pprojectile; |
---|
3888 | if(Ptmp.pz()<=0.) // "String" moving backwards in CMS, abort collision !! ? M.K. |
---|
3889 | { |
---|
3890 | #ifdef debug |
---|
3891 | G4cout<<"G4QFragment::ExciteSingDiffParticipants: *1* abort Collision!! *1*"<<G4endl; |
---|
3892 | #endif |
---|
3893 | return false; |
---|
3894 | } |
---|
3895 | toCms.rotateZ(-Ptmp.phi()); |
---|
3896 | toCms.rotateY(-Ptmp.theta()); |
---|
3897 | #ifdef debug |
---|
3898 | G4cout<<"G4QFragm::ExciteSingDiffParticipantts: Be4Boost Pproj="<<Pprojectile<<",Ptarg=" |
---|
3899 | <<Ptarget<<G4endl; |
---|
3900 | #endif |
---|
3901 | G4LorentzRotation toLab(toCms.inverse()); // Boost Rotation to LabSys (LS) |
---|
3902 | Pprojectile.transform(toCms); |
---|
3903 | Ptarget.transform(toCms); |
---|
3904 | #ifdef debug |
---|
3905 | G4cout<< "G4QFragment::ExciteDiffParticipantts: AfterBoost Pproj="<<Pprojectile<<"Ptarg=" |
---|
3906 | <<Ptarget<<", cms4M="<<Pprojectile+Ptarget<<G4endl; |
---|
3907 | |
---|
3908 | G4cout<<"G4QFragment::ExciteDiffParticipantts: ProjX+="<<Pprojectile.plus()<<", ProjX-=" |
---|
3909 | <<Pprojectile.minus()<<", TargX+="<< Ptarget.plus()<<", TargX-="<<Ptarget.minus() |
---|
3910 | <<G4endl; |
---|
3911 | #endif |
---|
3912 | G4LorentzVector Qmomentum(0.,0.,0.,0.); |
---|
3913 | G4int whilecount=0; |
---|
3914 | do |
---|
3915 | { |
---|
3916 | // Generate pt |
---|
3917 | G4double maxPtSquare=sqr(Ptarget.pz()); |
---|
3918 | if(whilecount++>=500 && whilecount%100==0) // @@ M.K. Hardwired limits |
---|
3919 | #ifdef debug |
---|
3920 | G4cout<<"G4QFragment::ExciteSingDiffParticipantts: can loop, loopCount="<<whilecount |
---|
3921 | <<", maxPtSquare="<<maxPtSquare<<G4endl; |
---|
3922 | #endif |
---|
3923 | if(whilecount>1000) // @@ M.K. Hardwired limits |
---|
3924 | { |
---|
3925 | #ifdef debug |
---|
3926 | G4cout<<"G4QFragmentation::ExciteSingDiffParticipants: *2* abort Loop!! *2*"<<G4endl; |
---|
3927 | #endif |
---|
3928 | return false; // Ignore this interaction |
---|
3929 | } |
---|
3930 | Qmomentum=G4LorentzVector(GaussianPt(widthOfPtSquare,maxPtSquare),0); |
---|
3931 | #ifdef debug |
---|
3932 | G4cout<<"G4QFragm::ExciteSingDiffParticipants: generated Pt="<<Qmomentum<<", ProjPt=" |
---|
3933 | <<Pprojectile+Qmomentum<<", TargPt="<<Ptarget-Qmomentum<<G4endl; |
---|
3934 | #endif |
---|
3935 | // Momentum transfer |
---|
3936 | G4double Xmin=0.; |
---|
3937 | G4double Xmax=1.; |
---|
3938 | G4double Xplus =ChooseX(Xmin,Xmax); |
---|
3939 | G4double Xminus=ChooseX(Xmin,Xmax); |
---|
3940 | #ifdef debug |
---|
3941 | G4cout<<"G4QFragm::ExciteSingDiffPartici:X-plus="<<Xplus<<",X-minus="<<Xminus<<G4endl; |
---|
3942 | #endif |
---|
3943 | G4double pt2=G4ThreeVector(Qmomentum.vect()).mag2(); |
---|
3944 | G4double Qplus =-pt2/Xminus/Ptarget.minus(); |
---|
3945 | G4double Qminus= pt2/Xplus /Pprojectile.plus(); |
---|
3946 | if (KeepProjectile) |
---|
3947 | Qminus=(projectile->GetMass2()+pt2)/(Pprojectile.plus()+Qplus) - Pprojectile.minus(); |
---|
3948 | else Qplus=Ptarget.plus() - (target->GetMass2()+pt2)/(Ptarget.minus()-Qminus); |
---|
3949 | Qmomentum.setPz((Qplus-Qminus)/2); |
---|
3950 | Qmomentum.setE( (Qplus+Qminus)/2); |
---|
3951 | #ifdef debug |
---|
3952 | G4cout<<"G4QFragm::ExciteDiffParticip: Qplus="<<Qplus<<", Qminus="<<Qminus<<", pt2=" |
---|
3953 | <<pt2<<", Qmomentum="<<Qmomentum<<", ProjM="<<(Pprojectile+Qmomentum).mag() |
---|
3954 | <<", TargM="<<(Ptarget-Qmomentum).mag()<<G4endl; |
---|
3955 | #endif |
---|
3956 | // while is different from the Double Diffractive Excitation (@@ !) |
---|
3957 | //} while((Pprojectile+Qmomentum).mag2()<= Mprojectile2 || |
---|
3958 | // (Ptarget-Qmomentum).mag2()<=Mtarget2); |
---|
3959 | } while((Ptarget-Qmomentum).mag2()<=Mtarget2 || |
---|
3960 | (Pprojectile+Qmomentum).mag2()<=Mprojectile2 || |
---|
3961 | (Ptarget-Qmomentum).e() < 0. || (Pprojectile+Qmomentum).e() < 0.); |
---|
3962 | Pprojectile += Qmomentum; |
---|
3963 | Ptarget -= Qmomentum; |
---|
3964 | #ifdef debug |
---|
3965 | G4cout<<"G4QFragmentation::ExciteSingDiffParticipan: Proj(Q)="<<Pprojectile<<"(E=" |
---|
3966 | <<Pprojectile.e()<<"), Targ(Q)="<<Ptarget<<"(E="<<Ptarget.e() |
---|
3967 | <<"), Proj(back)="<<toLab*Pprojectile<<", Targ(bac)="<< toLab*Ptarget << G4endl; |
---|
3968 | #endif |
---|
3969 | // Transform back and update SplitableHadron Participant. |
---|
3970 | Pprojectile.transform(toLab); |
---|
3971 | Ptarget.transform(toLab); |
---|
3972 | #ifdef debug |
---|
3973 | G4cout<< "G4QFragm::ExciteSingleDiffParticipants: TargetMass="<<Ptarget.mag()<<G4endl; |
---|
3974 | #endif |
---|
3975 | target->Set4Momentum(Ptarget); |
---|
3976 | #ifdef debug |
---|
3977 | G4cout<<"G4QFragm::ExciteSingleParticipants:ProjectileMass="<<Pprojectile.mag()<<G4endl; |
---|
3978 | #endif |
---|
3979 | projectile->Set4Momentum(Pprojectile); |
---|
3980 | return true; |
---|
3981 | } // End of ExciteSingleDiffParticipants |
---|
3982 | |
---|
3983 | void G4QFragmentation::SetParameters(G4int nC, G4double stT, G4double tbD, G4double SigPt) |
---|
3984 | {// ====================================================================================== |
---|
3985 | nCutMax = nC; // max number of pomeron cuts |
---|
3986 | stringTension = stT; // string tension for absorbed energy |
---|
3987 | tubeDensity = tbD; // Flux Tube Density of nuclear nucleons |
---|
3988 | widthOfPtSquare = -2*SigPt*SigPt; // width^2 of pt for string excitation |
---|
3989 | } |
---|
3990 | |
---|
3991 | G4double G4QFragmentation::ChooseX(G4double Xmin, G4double Xmax) const |
---|
3992 | { |
---|
3993 | // choose an x between Xmin and Xmax with P(x) ~ 1/x @@ M.K. -> 1/sqrt(x) |
---|
3994 | //G4double range=Xmax-Xmin; |
---|
3995 | if(Xmax == Xmin) return Xmin; |
---|
3996 | if( Xmin < 0. || Xmax < Xmin) |
---|
3997 | { |
---|
3998 | G4cerr<<"***G4QFragmentation::ChooseX: Xmin="<<Xmin<<", Xmax="<<Xmax<< G4endl; |
---|
3999 | G4Exception("G4QFragmentation::ChooseX:","72",FatalException,"Bad X or X-Range"); |
---|
4000 | } |
---|
4001 | //G4double x; |
---|
4002 | //do {x=Xmin+G4UniformRand()*range;} while ( Xmin/x < G4UniformRand() ); |
---|
4003 | G4double sxi=std::sqrt(Xmin); |
---|
4004 | G4double x=sqr(sxi+G4UniformRand()*(std::sqrt(Xmax)-sxi)); |
---|
4005 | #ifdef debug |
---|
4006 | G4cout<<"G4QFragmentation::ChooseX: DiffractiveX="<<x<<G4endl; |
---|
4007 | #endif |
---|
4008 | return x; |
---|
4009 | } // End of ChooseX |
---|
4010 | |
---|
4011 | // Pt distribution @@ one can use 1/(1+A*Pt^2)^B |
---|
4012 | G4ThreeVector G4QFragmentation::GaussianPt(G4double widthSq, G4double maxPtSquare) const |
---|
4013 | { |
---|
4014 | #ifdef debug |
---|
4015 | G4cout<<"G4QFragmentation::GaussianPt:width2="<<widthSq<<",maxPt2="<<maxPtSquare<<G4endl; |
---|
4016 | #endif |
---|
4017 | G4double pt2=0.; |
---|
4018 | G4double rm=maxPtSquare/widthSq; // Negative |
---|
4019 | if(rm>-.01) pt2=widthSq*(std::sqrt(1.-G4UniformRand()*(1.-sqr(1.+rm)))-1.); |
---|
4020 | else pt2=widthSq*std::log(1.-G4UniformRand()*(1.-std::exp(rm))); |
---|
4021 | pt2=std::sqrt(pt2); // It is not pt2, but pt now |
---|
4022 | G4double phi=G4UniformRand()*twopi; |
---|
4023 | return G4ThreeVector(pt2*std::cos(phi),pt2*std::sin(phi),0.); |
---|
4024 | } // End of GaussianPt |
---|
4025 | |
---|
4026 | G4int G4QFragmentation::SumPartonPDG(G4int PDG1, G4int PDG2) const |
---|
4027 | { |
---|
4028 | if (PDG1 < 7 && PDG1 > 0 && PDG2 < 7 && PDG2 > 0) // Sum up two Q in DiQ (S=0) |
---|
4029 | { |
---|
4030 | if(PDG1 > PDG2) return PDG1*1000+PDG2*100+1; |
---|
4031 | else return PDG2*1000+PDG1*100+1; |
---|
4032 | } |
---|
4033 | else if (PDG1 >-7 && PDG1 < 0 && PDG2 >-7 && PDG2 < 0) // Sum up two AQ in ADiQ (S=0) |
---|
4034 | { |
---|
4035 | if(-PDG1 > -PDG2) return PDG1*1000+PDG2*100-1; |
---|
4036 | else return PDG2*1000+PDG1*100-1; |
---|
4037 | } |
---|
4038 | else if (PDG1 <-99 && PDG2 < 7 && PDG2 > 0) // Sum up Q and ADiQ in AQ |
---|
4039 | { |
---|
4040 | G4int PDG=-PDG1/100; |
---|
4041 | if(PDG2==PDG/10) return -PDG%10; |
---|
4042 | if(PDG2==PDG%10) return -PDG/10; |
---|
4043 | else |
---|
4044 | { |
---|
4045 | G4cerr<<"***4QFragmentation::SumPartonPDG: PDG1="<<PDG1<<", PDG2="<<PDG2<<G4endl; |
---|
4046 | G4Exception("G4QFragmentation::SumPartonPDG:","72",FatalException,"Q&ADiQ notMatch"); |
---|
4047 | } |
---|
4048 | } |
---|
4049 | else if (PDG2 <-99 && PDG1 < 7 && PDG1 > 0) // Sum up ADiQ and Q in AQ |
---|
4050 | { |
---|
4051 | G4int PDG=-PDG2/100; |
---|
4052 | if(PDG1==PDG/10) return -PDG%10; |
---|
4053 | if(PDG1==PDG%10) return -PDG/10; |
---|
4054 | else |
---|
4055 | { |
---|
4056 | G4cerr<<"***4QFragmentation::SumPartonPDG: PDG1="<<PDG1<<", PDG2="<<PDG2<<G4endl; |
---|
4057 | G4Exception("G4QFragmentation::SumPartonPDG:","72",FatalException,"ADiQ&Q notMatch"); |
---|
4058 | } |
---|
4059 | } |
---|
4060 | else if (PDG1 > 99 && PDG2 >-7 && PDG2 < 0) // Sum up DiQ and AQ in Q |
---|
4061 | { |
---|
4062 | G4int PDG=PDG1/100; |
---|
4063 | if(PDG2==-PDG/10) return PDG%10; |
---|
4064 | if(PDG2==-PDG%10) return PDG/10; |
---|
4065 | else |
---|
4066 | { |
---|
4067 | G4cerr<<"***4QFragmentation::SumPartonPDG: PDG1="<<PDG1<<", PDG2="<<PDG2<<G4endl; |
---|
4068 | G4Exception("G4QFragmentation::SumPartonPDG:","72",FatalException,"DiQ&AQ notMatch"); |
---|
4069 | } |
---|
4070 | } |
---|
4071 | else if (PDG2 > 99 && PDG1 >-7 && PDG1 < 0) // Sum up AQ and DiQ in Q |
---|
4072 | { |
---|
4073 | G4int PDG=PDG2/100; |
---|
4074 | if(PDG1==-PDG/10) return PDG%10; |
---|
4075 | if(PDG1==-PDG%10) return PDG/10; |
---|
4076 | else |
---|
4077 | { |
---|
4078 | G4cerr<<"***G4QFragmentation::SumPartonPDG: PDG1="<<PDG1<<", PDG2="<<PDG2<<G4endl; |
---|
4079 | G4Exception("G4QFragmentation::SumPartonPDG:","72",FatalException,"AQ&DiQ notMatch"); |
---|
4080 | } |
---|
4081 | } |
---|
4082 | else |
---|
4083 | { |
---|
4084 | G4cerr<<"***G4QFragmentation::SumPartonPDG: PDG1="<<PDG1<<", PDG2="<<PDG2<<G4endl; |
---|
4085 | G4Exception("G4QFragmentation::SumPartonPDG:","72",FatalException,"Can'tSumUpPartons"); |
---|
4086 | } |
---|
4087 | return 0; |
---|
4088 | } // End of SumPartonPDG |
---|
4089 | |
---|
4090 | // Reduces quark pairs (unsigned 2 digits) to quark singles (unsigned) |
---|
4091 | std::pair<G4int,G4int> G4QFragmentation::ReducePair(G4int P1, G4int P2) const |
---|
4092 | { |
---|
4093 | #ifdef debug |
---|
4094 | G4cout<<"G4QFragmentation::ReducePair: **Called** P1="<<P1<<", P2="<<P2<<G4endl; |
---|
4095 | #endif |
---|
4096 | G4int P11=P1/10; |
---|
4097 | G4int P12=P1%10; |
---|
4098 | G4int P21=P2/10; |
---|
4099 | G4int P22=P2%10; |
---|
4100 | if (P11==P21) return std::make_pair(P12,P22); |
---|
4101 | else if(P11==P22) return std::make_pair(P12,P21); |
---|
4102 | else if(P12==P21) return std::make_pair(P11,P22); |
---|
4103 | else if(P12==P22) return std::make_pair(P11,P21); |
---|
4104 | //#ifdef debug |
---|
4105 | G4cout<<"-Warning-G4QFragmentation::ReducePair:**Failed**, P1="<<P1<<", P2="<<P2<<G4endl; |
---|
4106 | //#endif |
---|
4107 | return std::make_pair(0,0); // Reduction failed |
---|
4108 | } |
---|
4109 | |
---|
4110 | // Select LL/RR (1) or LR/RL (-1) annihilation order (0, if the annihilation is impossible) |
---|
4111 | G4int G4QFragmentation::AnnihilationOrder(G4int LS, G4int MPS, G4int uPDG, G4int mPDG, |
---|
4112 | G4int sPDG, G4int nPDG) // ^L^^ Partner^^R^ |
---|
4113 | {// ^L^^ Curent ^^R^ |
---|
4114 | G4int Ord=0; |
---|
4115 | // Curent Partner |
---|
4116 | if (LS==2 && MPS==2 ) // Fuse 2 Q-aQ strings to DiQ-aDiQ |
---|
4117 | { |
---|
4118 | #ifdef debug |
---|
4119 | G4cout<<"G4QFragmentation::AnnihilationOrder: QaQ/QaQ->DiQ-aDiQ, uPDG="<<uPDG<<G4endl; |
---|
4120 | #endif |
---|
4121 | if ( (uPDG>0 && sPDG>0 && mPDG<0 && nPDG<0) || |
---|
4122 | (uPDG<0 && sPDG<0 && mPDG>0 && nPDG>0) ) Ord= 1; // LL/RR |
---|
4123 | else if( (uPDG>0 && nPDG>0 && mPDG<0 && sPDG<0) || |
---|
4124 | (uPDG<0 && nPDG<0 && mPDG>0 && sPDG>0) ) Ord=-1; // LR/RL |
---|
4125 | else G4cerr<<"-Warning-G4QFragmentation::AnnihilationOrder: Wrong 22 fusion, L="<<uPDG |
---|
4126 | <<",R="<<mPDG<<",cL="<<sPDG<<",cR="<<nPDG<<G4endl; |
---|
4127 | } |
---|
4128 | else if ( LS==2 && MPS==3 ) |
---|
4129 | { |
---|
4130 | if (uPDG > 7) // Fuse pLDiQ |
---|
4131 | { |
---|
4132 | #ifdef debug |
---|
4133 | G4cout<<"G4QFragmentation::AnnihOrder: pLDiQ, sPDG="<<sPDG<<", nPDG="<<nPDG<<G4endl; |
---|
4134 | #endif |
---|
4135 | if ( sPDG<0 && (-sPDG==uPDG/1000 || -sPDG==(uPDG/100)%10) ) Ord= 1; // LL/RR |
---|
4136 | else if( nPDG<0 && (-nPDG==uPDG/1000 || -nPDG==(uPDG/100)%10) ) Ord=-1; // LR/RL |
---|
4137 | else G4cerr<<"-Warning-G4QFragmentation::AnnihilationOrder: Wrong pLDiQ, L="<<uPDG |
---|
4138 | <<",R="<<mPDG<<",cL="<<sPDG<<",cR="<<nPDG<<G4endl; |
---|
4139 | } |
---|
4140 | else if (mPDG > 7) // Fuse pRDiQ |
---|
4141 | { |
---|
4142 | #ifdef debug |
---|
4143 | G4cout<<"G4QFragmentation::AnnihOrder: pRDiQ, sPDG="<<sPDG<<", nPDG="<<nPDG<<G4endl; |
---|
4144 | #endif |
---|
4145 | if ( sPDG<0 && (-sPDG==mPDG/1000 || -sPDG==(mPDG/100)%10) ) Ord=-1; // LR/RL |
---|
4146 | else if( nPDG<0 && (-nPDG==mPDG/1000 || -nPDG==(mPDG/100)%10) ) Ord= 1; // LL/RR |
---|
4147 | else G4cerr<<"-Warning-G4QFragmentation::AnnihilationOrder: Wrong pRDiQ, L="<<uPDG |
---|
4148 | <<",R="<<mPDG<<",cL="<<sPDG<<",cR="<<nPDG<<G4endl; |
---|
4149 | } |
---|
4150 | else if (uPDG <-7) // Fuse pLaDiQ |
---|
4151 | { |
---|
4152 | #ifdef debug |
---|
4153 | G4cout<<"G4QFragmentation::AnnihOrder: pLaDiQ, sPDG="<<sPDG<<", nPDG="<<nPDG<<G4endl; |
---|
4154 | #endif |
---|
4155 | if ( sPDG>0 && (sPDG==(-uPDG)/1000 || sPDG==((-uPDG)/100)%10) ) Ord= 1; // LL/RR |
---|
4156 | else if( nPDG>0 && (nPDG==(-uPDG)/1000 || nPDG==((-uPDG)/100)%10) ) Ord=-1; // LR/RL |
---|
4157 | else G4cerr<<"-Warning-G4QFragmentation::AnnihilationOrder: Wrong pLaDiQ, L="<<uPDG |
---|
4158 | <<", R="<<mPDG<<", cL="<<sPDG<<", cR="<<nPDG<<G4endl; |
---|
4159 | } |
---|
4160 | else if (mPDG <-7) // Fuse pRaDiQ |
---|
4161 | { |
---|
4162 | #ifdef debug |
---|
4163 | G4cout<<"G4QFragmentation::AnnihOrder: pRaDiQ, sPDG="<<sPDG<<", nPDG="<<nPDG<<G4endl; |
---|
4164 | #endif |
---|
4165 | if ( sPDG>0 && (sPDG==(-mPDG)/1000 || sPDG==((-mPDG)/100)%10) ) Ord=-1; // LR/RL |
---|
4166 | else if( nPDG>0 && (nPDG==(-mPDG)/1000 || nPDG==((-mPDG)/100)%10) ) Ord= 1; // LL/RR |
---|
4167 | else G4cerr<<"-Warning-G4QFragmentation::AnnihilationOrder: Wrong pRaDiQ, L="<<uPDG |
---|
4168 | <<", R="<<mPDG<<", cL="<<sPDG<<", cR="<<nPDG<<G4endl; |
---|
4169 | } |
---|
4170 | else if( (sPDG<0 && (-sPDG==mPDG || -sPDG==uPDG) ) || |
---|
4171 | (nPDG<0 && (-nPDG==mPDG || -nPDG==uPDG) ) ) Ord= 2; // @@ Annihilation fusion |
---|
4172 | #ifdef debug |
---|
4173 | else G4cout<<"-Warning-G4QFragmentation::AnnihilatOrder: Wrong 23StringFusion"<<G4endl; |
---|
4174 | G4cout<<"G4QFragmentation::AnnihilationOrder: Ord="<<Ord<<",sPDG="<<sPDG<<",nPDG=" |
---|
4175 | <<nPDG<<", uPDG="<<uPDG<<",mPDG="<<mPDG<<G4endl; |
---|
4176 | #endif |
---|
4177 | } |
---|
4178 | else if ( LS==3 && MPS==2 ) |
---|
4179 | { |
---|
4180 | if (sPDG > 7) // Fuse cLDiQ |
---|
4181 | { |
---|
4182 | #ifdef debug |
---|
4183 | G4cout<<"G4QFragmentation::AnnihOrder: cLDiQ, uPDG="<<uPDG<<", mPDG="<<mPDG<<G4endl; |
---|
4184 | #endif |
---|
4185 | if ( uPDG<0 && (-uPDG==sPDG/1000 || -uPDG==(sPDG/100)%10) ) Ord= 1; // LL/RR |
---|
4186 | else if( mPDG<0 && (-mPDG==sPDG/1000 || -mPDG==(sPDG/100)%10) ) Ord=-1; // LR/RL |
---|
4187 | else G4cerr<<"-Warning-G4QFragmentation::AnnihilationOrder: Wrong cLDiQ, L="<<uPDG |
---|
4188 | <<",R="<<mPDG<<",cL="<<sPDG<<",cR="<<nPDG<<G4endl; |
---|
4189 | } |
---|
4190 | else if (nPDG > 7) // Fuse cRDiQ |
---|
4191 | { |
---|
4192 | #ifdef debug |
---|
4193 | G4cout<<"G4QFragmentation::AnnihOrder: cRDiQ, uPDG="<<uPDG<<", mPDG="<<mPDG<<G4endl; |
---|
4194 | #endif |
---|
4195 | if ( uPDG<0 && (-uPDG==nPDG/1000 || -uPDG==(nPDG/100)%10) ) Ord=-1; // LR/RL |
---|
4196 | else if( mPDG<0 && (-mPDG==nPDG/1000 || -mPDG==(nPDG/100)%10) ) Ord= 1; // LL/RR |
---|
4197 | else G4cerr<<"-Warning-G4QFragmentation::AnnihilationOrder: Wrong cRDiQ, L="<<uPDG |
---|
4198 | <<",R="<<mPDG<<",cL="<<sPDG<<",cR="<<nPDG<<G4endl; |
---|
4199 | } |
---|
4200 | else if (sPDG <-7) // Fuse cLaDiQ |
---|
4201 | { |
---|
4202 | #ifdef debug |
---|
4203 | G4cout<<"G4QFragmentation::AnnihOrder: cLaDiQ, uPDG="<<uPDG<<", mPDG="<<mPDG<<G4endl; |
---|
4204 | #endif |
---|
4205 | if ( uPDG>0 && (uPDG==(-sPDG)/1000 || uPDG==((-sPDG)/100)%10) ) Ord= 1; // LL/RR |
---|
4206 | else if( mPDG>0 && (mPDG==(-sPDG)/1000 || mPDG==((-sPDG)/100)%10) ) Ord=-1; // LR/RL |
---|
4207 | else G4cerr<<"-Warning-G4QFragmentation::AnnihilationOrder: Wrong cLaDiQ, L="<<uPDG |
---|
4208 | <<", R="<<mPDG<<", cL="<<sPDG<<", cR="<<nPDG<<G4endl; |
---|
4209 | } |
---|
4210 | else if (nPDG <-7) // Fuse cRaDiQ |
---|
4211 | { |
---|
4212 | #ifdef debug |
---|
4213 | G4cout<<"G4QFragmentation::AnnihOrder: cRaDiQ, uPDG="<<uPDG<<", mPDG="<<mPDG<<G4endl; |
---|
4214 | #endif |
---|
4215 | if ( uPDG>0 && (uPDG==(-nPDG)/1000 || uPDG==((-nPDG)/100)%10) ) Ord=-1; // LR/RL |
---|
4216 | else if( mPDG>0 && (mPDG==(-nPDG)/1000 || mPDG==((-nPDG)/100)%10) ) Ord= 1; // LL/RR |
---|
4217 | else G4cerr<<"-Warning-G4QFragmentation::AnnihilationOrder: Wrong cRaDiQ, L="<<uPDG |
---|
4218 | <<", R="<<mPDG<<", cL="<<sPDG<<", cR="<<nPDG<<G4endl; |
---|
4219 | } |
---|
4220 | else if( (uPDG<0 && (-uPDG==sPDG || -uPDG==nPDG) ) || |
---|
4221 | (mPDG<0 && (-mPDG==sPDG || -mPDG==nPDG) ) ) Ord=2; // @@ Annihilation fusion |
---|
4222 | #ifdef debug |
---|
4223 | else G4cout<<"-Warning-G4QFragmentation::AnnihilatOrder: Wrong 32StringFusion"<<G4endl; |
---|
4224 | G4cout<<"G4QFragmentation::AnnihilationOrder: Ord="<<Ord<<",sPDG="<<sPDG<<",nPDG=" |
---|
4225 | <<nPDG<<", uPDG="<<uPDG<<",mPDG="<<mPDG<<G4endl; |
---|
4226 | #endif |
---|
4227 | } |
---|
4228 | else if ( (LS==2 && MPS==4) || (LS==4 && MPS==2) ) |
---|
4229 | { |
---|
4230 | if (uPDG > 7) // Annihilate pLDiQ |
---|
4231 | { |
---|
4232 | #ifdef debug |
---|
4233 | G4cout<<"G4QFragmentation::AnnihilOrder:pLDiQ, sPDG="<<sPDG<<",nPDG="<<nPDG<<G4endl; |
---|
4234 | #endif |
---|
4235 | if ( sPDG<0 && (-sPDG==uPDG/1000 || -sPDG==(uPDG/100)%10) && |
---|
4236 | (nPDG==(-mPDG)/1000 || nPDG==((-mPDG)/100)%10) ) Ord= 1; // LL/RR |
---|
4237 | else if( nPDG<0 && (-nPDG==uPDG/1000 || -nPDG==(uPDG/100)%10) && |
---|
4238 | (sPDG==(-mPDG)/1000 || sPDG==((-mPDG)/100)%10) ) Ord=-1; // LR/RL |
---|
4239 | else G4cerr<<"-Warning-G4QFragmentation::AnnihilationOrder: Wrong 24 pLDiQ, L="<<uPDG |
---|
4240 | <<",R="<<mPDG<<",cL="<<sPDG<<",cR="<<nPDG<<G4endl; |
---|
4241 | } |
---|
4242 | else if (mPDG >7) // Annihilate pRDiQ |
---|
4243 | { |
---|
4244 | #ifdef debug |
---|
4245 | G4cout<<"G4QFragmentation::AnnihilOrder:PRDiQ, sPDG="<<sPDG<<",nPDG="<<nPDG<<G4endl; |
---|
4246 | #endif |
---|
4247 | if ( sPDG<0 && (-sPDG==mPDG/1000 || -sPDG==(mPDG/100)%10) && |
---|
4248 | (nPDG==(-uPDG)/1000 || nPDG==((-uPDG)/100)%10) ) Ord=-1; // LR/RL |
---|
4249 | else if( nPDG<0 && (-nPDG==mPDG/1000 || -nPDG==(mPDG/100)%10) && |
---|
4250 | (sPDG==(-uPDG)/1000 || sPDG==((-uPDG)/100)%10) ) Ord= 1; // LL/RR |
---|
4251 | else G4cerr<<"-Warning-G4QFragmentation::AnnihilationOrder: Wrong 24 pLDiQ, L="<<uPDG |
---|
4252 | <<",R="<<mPDG<<",cL="<<sPDG<<",cR="<<nPDG<<G4endl; |
---|
4253 | } |
---|
4254 | else if (sPDG > 7) // Annihilate cLDiQ |
---|
4255 | { |
---|
4256 | #ifdef debug |
---|
4257 | G4cout<<"G4QFragmentation::AnnihilOrder:cLDiQ, uPDG="<<uPDG<<",mPDG="<<mPDG<<G4endl; |
---|
4258 | #endif |
---|
4259 | if ( uPDG<0 && (-uPDG==sPDG/1000 || -uPDG==(sPDG/100)%10) && |
---|
4260 | (mPDG==(-nPDG)/1000 || mPDG==((-nPDG)/100)%10) ) Ord= 1; // LL/RR |
---|
4261 | else if( mPDG<0 && (-mPDG==sPDG/1000 || -mPDG==(sPDG/100)%10) && |
---|
4262 | (uPDG==(-nPDG)/1000 || uPDG==((-nPDG)/100)%10) ) Ord=-1; // LR/RL |
---|
4263 | else G4cerr<<"-Warning-G4QFragmentation::AnnihilationOrder: Wrong 24 cLDiQ, L="<<uPDG |
---|
4264 | <<",R="<<mPDG<<",cL="<<sPDG<<",cR="<<nPDG<<G4endl; |
---|
4265 | } |
---|
4266 | else if (nPDG > 7) // Annihilate cRDiQ |
---|
4267 | { |
---|
4268 | #ifdef debug |
---|
4269 | G4cout<<"G4QFragmentation::AnnihilOrder:cRDiQ, uPDG="<<uPDG<<",mPDG="<<mPDG<<G4endl; |
---|
4270 | #endif |
---|
4271 | if ( uPDG<0 && (-uPDG==nPDG/1000 || -uPDG==(nPDG/100)%10) && |
---|
4272 | (mPDG==(-sPDG)/1000 || mPDG==((-sPDG)/100)%10) ) Ord=-1; // LR/RL |
---|
4273 | else if( mPDG<0 && (-mPDG==nPDG/1000 || -mPDG==(nPDG/100)%10) && |
---|
4274 | (uPDG==(-sPDG)/1000 || uPDG==((-sPDG)/100)%10) ) Ord= 1; // LL/RR |
---|
4275 | else G4cerr<<"-Warning-G4QFragmentation::AnnihilationOrder: Wrong 24 cRDiQ, L="<<uPDG |
---|
4276 | <<",R="<<mPDG<<",cL="<<sPDG<<",cR="<<nPDG<<G4endl; |
---|
4277 | } |
---|
4278 | #ifdef debug |
---|
4279 | else G4cout<<"-Warning-G4QFragmentation::AnnihilOrder: Wrong 24 StringFusion"<<G4endl; |
---|
4280 | G4cout<<"G4QFragmentation::AnnihilationOrder: Ord="<<Ord<<",sPDG="<<sPDG<<",nPDG=" |
---|
4281 | <<nPDG<<", uPDG="<<uPDG<<",mPDG="<<mPDG<<G4endl; |
---|
4282 | #endif |
---|
4283 | } |
---|
4284 | else if ( LS==3 && MPS==3 ) |
---|
4285 | { |
---|
4286 | if (uPDG > 7) // Annihilate pLDiQ |
---|
4287 | { |
---|
4288 | #ifdef debug |
---|
4289 | G4cout<<"G4QFragmentation::AnnihilOrder: pLDiQ, sPDG="<<sPDG<<",nPDG="<<nPDG<<G4endl; |
---|
4290 | #endif |
---|
4291 | if ( sPDG<-7 && (-nPDG==uPDG/1000 || -nPDG==(uPDG/100)%10) && |
---|
4292 | (mPDG==(-sPDG)/1000 || mPDG==((-sPDG)/100)%10) ) Ord=-1; // LR/RL |
---|
4293 | else if( nPDG<-7 && (-sPDG==uPDG/1000 || -sPDG==(uPDG/100)%10) && |
---|
4294 | (mPDG==(-nPDG)/1000 || mPDG==((-nPDG)/100)%10) ) Ord= 1; // LL/RR |
---|
4295 | else G4cerr<<"-Warning-G4QFragmentation::AnnihilationOrder: Wrong 33 pLDiQ, L="<<uPDG |
---|
4296 | <<",R="<<mPDG<<",cL="<<sPDG<<",cR="<<nPDG<<G4endl; |
---|
4297 | } |
---|
4298 | else if(mPDG > 7) // Annihilate pRDiQ |
---|
4299 | { |
---|
4300 | #ifdef debug |
---|
4301 | G4cout<<"G4QFragmentation::AnnihilOrder: pRDiQ, sPDG="<<sPDG<<",nPDG="<<nPDG<<G4endl; |
---|
4302 | #endif |
---|
4303 | if ( sPDG<-7 && (-nPDG==mPDG/1000 || -nPDG==(mPDG/100)%10) && |
---|
4304 | (uPDG==(-sPDG)/1000 || uPDG==((-sPDG)/100)%10) ) Ord= 1; // LL/RR |
---|
4305 | else if( nPDG<-7 && (-sPDG==mPDG/1000 || -sPDG==(mPDG/100)%10) && |
---|
4306 | (uPDG==(-nPDG)/1000 || uPDG==((-nPDG)/100)%10) ) Ord=-1; // LR/RL |
---|
4307 | else G4cerr<<"-Warning-G4QFragmentation::AnnihilationOrder: Wrong 33 pRDiQ, L="<<uPDG |
---|
4308 | <<",R="<<mPDG<<",cL="<<sPDG<<",cR="<<nPDG<<G4endl; |
---|
4309 | } |
---|
4310 | else if(sPDG > 7) // Annihilate cLDiQ |
---|
4311 | { |
---|
4312 | #ifdef debug |
---|
4313 | G4cout<<"G4QFragmentation::AnnihilOrder: cLDiQ, uPDG="<<uPDG<<",mPDG="<<mPDG<<G4endl; |
---|
4314 | #endif |
---|
4315 | if ( uPDG<-7 && (-mPDG==sPDG/1000 || -mPDG==(sPDG/100)%10) && |
---|
4316 | (nPDG==(-uPDG)/1000 || nPDG==((-uPDG)/100)%10) ) Ord=-1; // LR/RL |
---|
4317 | else if( mPDG<-7 && (-uPDG==sPDG/1000 || -uPDG==(sPDG/100)%10) && |
---|
4318 | (nPDG==(-mPDG)/1000 || nPDG==((-mPDG)/100)%10) ) Ord= 1; // LL/RR |
---|
4319 | else G4cerr<<"-Warning-G4QFragmentation::AnnihilationOrder: Wrong 33 cLDiQ, L="<<uPDG |
---|
4320 | <<",R="<<mPDG<<",cL="<<sPDG<<",cR="<<nPDG<<G4endl; |
---|
4321 | } |
---|
4322 | else if(nPDG > 7) // Annihilate cRDiQ |
---|
4323 | { |
---|
4324 | #ifdef debug |
---|
4325 | G4cout<<"G4QFragmentation::AnnihilOrder: cRDiQ, uPDG="<<uPDG<<",mPDG="<<mPDG<<G4endl; |
---|
4326 | #endif |
---|
4327 | if ( uPDG<-7 && (-mPDG==nPDG/1000 || -mPDG==(nPDG/100)%10) && |
---|
4328 | (nPDG==(-uPDG)/1000 || nPDG==((-uPDG)/100)%10) ) Ord= 1; // LL/RR |
---|
4329 | else if( mPDG<-7 && (-uPDG==nPDG/1000 || -sPDG==(nPDG/100)%10) && |
---|
4330 | (sPDG==(-mPDG)/1000 || sPDG==((-mPDG)/100)%10) ) Ord=-1; // LR/RL |
---|
4331 | else G4cerr<<"-Warning-G4QFragmentation::AnnihilationOrder: Wrong 33 cRDiQ, L="<<uPDG |
---|
4332 | <<",R="<<mPDG<<",cL="<<sPDG<<",cR="<<nPDG<<G4endl; |
---|
4333 | } |
---|
4334 | #ifdef debug |
---|
4335 | else G4cout<<"-Warning-G4QFragmentation::AnnihilOrder: Wrong 33 StringFusion"<<G4endl; |
---|
4336 | G4cout<<"G4QFragmentation::AnnihilationOrder: Ord="<<Ord<<",sPDG="<<sPDG<<",nPDG=" |
---|
4337 | <<nPDG<<", uPDG="<<uPDG<<",mPDG="<<mPDG<<G4endl; |
---|
4338 | #endif |
---|
4339 | } |
---|
4340 | return Ord; |
---|
4341 | } |
---|
4342 | |
---|
4343 | void G4QFragmentation::SwapPartons() // Swap string partons, if a string has negative M2 |
---|
4344 | { |
---|
4345 | static const G4double baryM=800.; // Mass excess for baryons |
---|
4346 | G4QStringVector::iterator ist; |
---|
4347 | for(ist = strings.begin(); ist < strings.end(); ist++) |
---|
4348 | { |
---|
4349 | G4QParton* cLeft=(*ist)->GetLeftParton(); // Current String Left Parton |
---|
4350 | G4QParton* cRight=(*ist)->GetRightParton(); // Current String Right Parton |
---|
4351 | G4LorentzVector cL4M=cLeft->Get4Momentum(); |
---|
4352 | G4LorentzVector cR4M=cRight->Get4Momentum(); |
---|
4353 | G4LorentzVector cS4M=cL4M+cR4M; |
---|
4354 | G4double cSM2=cS4M.m2(); // Squared mass of the String |
---|
4355 | if(std::fabs(cSM2)<.01) // Small correction |
---|
4356 | { |
---|
4357 | G4double dM2=.001-cSM2; |
---|
4358 | G4double E=cS4M.e(); |
---|
4359 | G4double dE=std::sqrt(E*E+dM2)-E; |
---|
4360 | G4double LE=cL4M.e(); |
---|
4361 | G4double RE=cR4M.e(); |
---|
4362 | if(LE<RE) cLeft->Set4Momentum(LE+dE); |
---|
4363 | else cRight->Set4Momentum(RE+dE); |
---|
4364 | cSM2=.001; // Correction |
---|
4365 | } |
---|
4366 | if(cSM2<0.011) // Parton Swapping is needed |
---|
4367 | { |
---|
4368 | G4int cLPDG=cLeft->GetPDGCode(); |
---|
4369 | G4int cRPDG=cRight->GetPDGCode(); |
---|
4370 | G4int cLT=cLeft->GetType(); |
---|
4371 | G4int cRT=cRight->GetType(); |
---|
4372 | G4QStringVector::iterator sst; // Selected partner string |
---|
4373 | G4QStringVector::iterator pst; // LOOP iterator |
---|
4374 | G4double maxM=-DBL_MAX; // Swapping providing the max mass |
---|
4375 | G4int sDir=0; // Selected direction of swapping |
---|
4376 | #ifdef debug |
---|
4377 | G4cout<<"G4QFragmentation::SwapPartons: M2=="<<cSM2<<", 4M="<<cS4M<<",LPDG="<<cLPDG |
---|
4378 | <<",RPDG="<<cRPDG<<G4endl; |
---|
4379 | #endif |
---|
4380 | for(pst = strings.begin(); pst < strings.end(); pst++) if(pst != ist) |
---|
4381 | { |
---|
4382 | G4QParton* pLeft=(*pst)->GetLeftParton(); // Partner String Left Parton |
---|
4383 | G4QParton* pRight=(*pst)->GetRightParton(); // Partner String Right Parton |
---|
4384 | G4int pLPDG=pLeft->GetPDGCode(); |
---|
4385 | G4int pRPDG=pRight->GetPDGCode(); |
---|
4386 | G4LorentzVector pL4M=pLeft->Get4Momentum(); |
---|
4387 | G4LorentzVector pR4M=pRight->Get4Momentum(); |
---|
4388 | G4int pLT=pLeft->GetType(); |
---|
4389 | G4int pRT=pRight->GetType(); |
---|
4390 | #ifdef debug |
---|
4391 | G4cout<<"G4QFragmentation::SwapPartons: p4M="<<cS4M<<",pM2="<<cS4M.m2()<<",LPDG=" |
---|
4392 | <<pLPDG<<",RPDG="<<pRPDG<<G4endl; |
---|
4393 | #endif |
---|
4394 | G4double LM=0.; |
---|
4395 | G4double RM=0.; |
---|
4396 | if(((cLPDG<-7 || (cLPDG>0 && cLPDG< 7) ) && (pLPDG<-7 || (pLPDG>0 && pLPDG< 7) ))|| |
---|
4397 | ((cLPDG> 7 || (cLPDG<0 && cLPDG>-7) ) && (pLPDG> 7 || (pLPDG<0 && cLPDG>-7) ))) |
---|
4398 | { |
---|
4399 | G4double pLM2=(cL4M+pR4M).m2(); // new partner M2 |
---|
4400 | G4double cLM2=(cR4M+pL4M).m2(); // new partner M2 |
---|
4401 | if(pLM2>0. && cLM2>0.) |
---|
4402 | { |
---|
4403 | G4double pLM=std::sqrt(pLM2); |
---|
4404 | if(cLT+pRT==3) pLM-=baryM; |
---|
4405 | G4double cLM=std::sqrt(cLM2); |
---|
4406 | if(cRT+pLT==3) cLM-=baryM; |
---|
4407 | LM=std::min(pLM2,cLM2); |
---|
4408 | } |
---|
4409 | } |
---|
4410 | if(((cRPDG<-7 || (cRPDG>0 && cRPDG< 7) ) && (pRPDG<-7 || (pRPDG>0 && pRPDG< 7) ))|| |
---|
4411 | ((cRPDG> 7 || (cRPDG<0 && cRPDG>-7) ) && (pRPDG> 7 || (pRPDG<0 && cRPDG>-7) )) ) |
---|
4412 | { |
---|
4413 | G4double pRM2=(cR4M+pL4M).m2(); // new partner M2 |
---|
4414 | G4double cRM2=(cL4M+pR4M).m2(); // new partner M2 |
---|
4415 | if(pRM2>0. && cRM2>0.) |
---|
4416 | { |
---|
4417 | G4double pRM=std::sqrt(pRM2); |
---|
4418 | if(cRT+pLT==3) pRM-=baryM; |
---|
4419 | G4double cRM=std::sqrt(cRM2); |
---|
4420 | if(cLT+pRT==3) cRM-=baryM; |
---|
4421 | RM=std::min(pRM,cRM); |
---|
4422 | } |
---|
4423 | } |
---|
4424 | G4int dir=0; |
---|
4425 | G4double sM=0.; |
---|
4426 | if( LM && LM > RM ) |
---|
4427 | { |
---|
4428 | dir= 1; |
---|
4429 | sM=LM; |
---|
4430 | } |
---|
4431 | else if(RM) |
---|
4432 | { |
---|
4433 | dir=-1; |
---|
4434 | sM=RM; |
---|
4435 | } |
---|
4436 | if(sM > maxM) |
---|
4437 | { |
---|
4438 | sst=pst; |
---|
4439 | maxM=sM; |
---|
4440 | sDir=dir; |
---|
4441 | } |
---|
4442 | } |
---|
4443 | if(sDir) |
---|
4444 | { |
---|
4445 | G4QParton* pLeft=(*sst)->GetLeftParton(); // Partner String Left Parton |
---|
4446 | G4QParton* pRight=(*sst)->GetRightParton(); // Partner String Right Parton |
---|
4447 | G4QParton* swap=pLeft; // Prototype remember the partner Left |
---|
4448 | if(sDir>0) // swap left partons |
---|
4449 | { |
---|
4450 | (*sst)->SetLeftParton(cLeft); |
---|
4451 | (*ist)->SetLeftParton(swap); |
---|
4452 | } |
---|
4453 | else |
---|
4454 | { |
---|
4455 | swap=pRight; |
---|
4456 | (*sst)->SetRightParton(cRight); |
---|
4457 | (*ist)->SetRightParton(swap); |
---|
4458 | } |
---|
4459 | } |
---|
4460 | #ifdef debug |
---|
4461 | else G4cout<<"***G4QFragmentation::SwapPartons:**Failed**,cLPDG="<<cLPDG<<",cRPDG=" |
---|
4462 | <<cRPDG<<",-->cM2="<<cSM2<<G4endl; |
---|
4463 | #endif |
---|
4464 | |
---|
4465 | } |
---|
4466 | } |
---|
4467 | } |
---|