[824] | 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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[1340] | 27 | // $Id: G4PDGCodeChecker.cc,v 1.15 2010/10/30 07:55:00 kurasige Exp $ |
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| 28 | // GEANT4 tag $Name: particles-V09-03-15 $ |
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[824] | 29 | // |
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| 30 | // |
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| 31 | // ---------------------------------------------------------------------- |
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| 32 | // GEANT 4 class implementation file |
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| 33 | // |
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| 34 | // History: first implementation, based on object model of |
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| 35 | // 17 Aug 1999 H.Kurashige |
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| 36 | // ********************************************************************** |
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| 37 | |
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| 38 | #include <fstream> |
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| 39 | #include <iomanip> |
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| 40 | |
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| 41 | #include "G4PDGCodeChecker.hh" |
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| 42 | |
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| 43 | ///////////// |
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| 44 | G4PDGCodeChecker::G4PDGCodeChecker() |
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[1340] | 45 | :code(0),theParticleType(""), |
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| 46 | thePDGiSpin(0),higherSpin(0), |
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| 47 | exotic(0),radial(0),multiplet(0), |
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| 48 | quark1(0),quark2(0),quark3(0),spin(0) |
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[824] | 49 | { |
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[850] | 50 | verboseLevel = 1; |
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[1340] | 51 | // clear QuarkContents |
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| 52 | G4int flavor; |
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| 53 | for (flavor=0; flavor<NumberOfQuarkFlavor; flavor++){ |
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| 54 | theQuarkContent[flavor] =0; |
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| 55 | theAntiQuarkContent[flavor] =0; |
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| 56 | } |
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[824] | 57 | } |
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| 58 | |
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| 59 | ///////////// |
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| 60 | G4int G4PDGCodeChecker::CheckPDGCode( G4int PDGcode, |
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| 61 | G4String particleType) |
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| 62 | { |
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| 63 | code = PDGcode; |
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| 64 | theParticleType = particleType; |
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| 65 | |
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| 66 | // clear QuarkContents |
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| 67 | G4int flavor; |
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| 68 | for (flavor=0; flavor<NumberOfQuarkFlavor; flavor++){ |
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| 69 | theQuarkContent[flavor] =0; |
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| 70 | theAntiQuarkContent[flavor] =0; |
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| 71 | } |
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| 72 | |
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| 73 | // check code for nuclei |
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[1340] | 74 | if ((theParticleType == "nucleus")||(theParticleType == "anti_nucleus")) { |
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[824] | 75 | return CheckForNuclei(); |
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| 76 | } |
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| 77 | |
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| 78 | // get each digit number |
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| 79 | GetDigits(code); |
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| 80 | |
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| 81 | // check code |
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| 82 | if (theParticleType =="quarks") { |
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| 83 | return CheckForQuarks(); |
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| 84 | |
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| 85 | } else if (theParticleType =="diquarks") { |
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| 86 | return CheckForDiQuarks(); |
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| 87 | |
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| 88 | } else if (theParticleType =="gluons") { |
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| 89 | // gluons |
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| 90 | // do not care about |
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| 91 | return code; |
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| 92 | |
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| 93 | } else if (theParticleType == "meson") { |
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| 94 | return CheckForMesons(); |
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| 95 | |
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| 96 | } else if (theParticleType == "baryon"){ |
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| 97 | return CheckForBaryons(); |
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| 98 | |
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| 99 | |
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| 100 | } |
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| 101 | // No check |
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| 102 | return code; |
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| 103 | } |
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| 104 | |
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| 105 | ///////////// |
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| 106 | G4int G4PDGCodeChecker::CheckForBaryons() |
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| 107 | { |
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| 108 | G4int tempPDGcode = code; |
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| 109 | |
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| 110 | if ((quark1==0)||(quark2==0)||(quark3==0)){ |
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| 111 | #ifdef G4VERBOSE |
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[850] | 112 | if (verboseLevel>0) { |
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[824] | 113 | G4cout << " G4PDGCodeChecker::CheckPDGCode : "; |
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| 114 | G4cout << " meson has three quark "; |
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| 115 | G4cout << " PDG code=" << code <<G4endl; |
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| 116 | } |
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| 117 | #endif |
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| 118 | return 0; |
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| 119 | } |
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| 120 | |
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| 121 | //exceptions |
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| 122 | if (std::abs(tempPDGcode)%10000 == 3122) { |
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| 123 | // Lambda |
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| 124 | quark2=2; quark3 = 1; spin = 1; |
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| 125 | } else if (std::abs(tempPDGcode)%10000 == 3124) { |
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| 126 | // Lambda* |
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| 127 | quark2=2; quark3 = 1; spin = 3; |
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| 128 | } else if (std::abs(tempPDGcode)%10000 == 3126) { |
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| 129 | // Lambda* |
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| 130 | quark2=2; quark3 = 1; spin = 5; |
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| 131 | } else if (std::abs(tempPDGcode)%10000 == 3128) { |
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| 132 | // Lambda* |
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| 133 | quark2=2; quark3 = 1; spin = 7; |
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| 134 | } else if (std::abs(tempPDGcode)%10000 == 4122) { |
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| 135 | // Lambda_c |
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| 136 | quark2=2; quark3 = 1; spin = 1; |
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| 137 | } else if (std::abs(tempPDGcode)%10000 == 4132) { |
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| 138 | // Xi_c0 |
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| 139 | quark2=3; quark3 = 1; spin = 1; |
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| 140 | } else if (std::abs(tempPDGcode)%10000 == 4232) { |
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| 141 | // Xi_c+ |
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| 142 | quark2=3; quark3 = 2; spin = 1; |
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| 143 | } else if (std::abs(tempPDGcode)%10000 == 2122) { |
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| 144 | // Delta+ (spin 1/2) |
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| 145 | quark2=2; quark3 = 1; spin = 1; |
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| 146 | } else if (std::abs(tempPDGcode)%10000 == 1212) { |
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| 147 | // Delta0 (spin 1/2) |
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| 148 | quark1=2; quark2 = 1; spin = 1; |
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| 149 | } else if (std::abs(tempPDGcode)%10000 == 2126) { |
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| 150 | // Delta+ (spin 5/2) |
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| 151 | quark2=2; quark3 = 1; spin = 5; |
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| 152 | } else if (std::abs(tempPDGcode)%10000 == 1216) { |
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| 153 | // Delta0 (spin 5/2) |
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| 154 | quark1=2; quark2 = 1; spin = 5; |
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| 155 | } else if (std::abs(tempPDGcode)%10000 == 2128) { |
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| 156 | // Delta+ (spin 7/2) |
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| 157 | quark2=2; quark3 = 1; spin = 7; |
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| 158 | } else if (std::abs(tempPDGcode)%10000 == 1218) { |
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| 159 | // Delta0 (spin 7/2) |
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| 160 | quark1=2; quark2 = 1; spin = 7; |
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| 161 | } else if (std::abs(tempPDGcode)%10000 == 2124) { |
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| 162 | // N*+ (spin 3/2) |
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| 163 | quark2=2; quark3 = 1; spin = 3; |
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| 164 | } else if (std::abs(tempPDGcode)%10000 == 1214) { |
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| 165 | // N*0 (spin 3/2) |
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| 166 | quark1=2; quark2 = 1; spin = 3; |
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| 167 | } |
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| 168 | |
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| 169 | // check quark flavor |
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| 170 | if ((quark1<quark2)||(quark2<quark3)||(quark1<quark3)) { |
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| 171 | #ifdef G4VERBOSE |
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[850] | 172 | if (verboseLevel>0) { |
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[824] | 173 | G4cout << " G4PDGCodeChecker::CheckPDGCode : "; |
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| 174 | G4cout << " illegal code for baryon "; |
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| 175 | G4cout << " PDG code=" << code <<G4endl; |
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| 176 | } |
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| 177 | #endif |
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| 178 | return 0; |
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| 179 | } |
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| 180 | if (quark1> NumberOfQuarkFlavor) { |
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| 181 | #ifdef G4VERBOSE |
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[850] | 182 | if (verboseLevel>0) { |
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[824] | 183 | G4cout << " G4PDGCodeChecker::CheckPDGCode : "; |
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| 184 | G4cout << " ??? unknown quark "; |
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| 185 | G4cout << " PDG code=" << code <<G4endl; |
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| 186 | } |
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| 187 | #endif |
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| 188 | return 0; |
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| 189 | } |
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| 190 | |
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| 191 | |
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| 192 | // Fill Quark contents |
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| 193 | if (tempPDGcode >0) { |
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| 194 | theQuarkContent[quark1-1] ++; |
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| 195 | theQuarkContent[quark2-1] ++; |
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| 196 | theQuarkContent[quark3-1] ++; |
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| 197 | } else { |
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| 198 | theAntiQuarkContent[quark1-1] ++; |
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| 199 | theAntiQuarkContent[quark2-1] ++; |
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| 200 | theAntiQuarkContent[quark3-1] ++; |
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| 201 | } |
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| 202 | |
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| 203 | return code; |
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| 204 | } |
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| 205 | |
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| 206 | ///////////// |
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| 207 | G4int G4PDGCodeChecker::CheckForMesons() |
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| 208 | { |
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| 209 | G4int tempPDGcode = code; |
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| 210 | |
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| 211 | // -- exceptions -- |
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| 212 | if (tempPDGcode == 310) spin = 0; //K0s |
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| 213 | if (tempPDGcode == 130) { //K0l |
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| 214 | spin = 0; |
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| 215 | quark2 = 3; |
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| 216 | quark3 = 1; |
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| 217 | } |
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| 218 | |
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| 219 | // |
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| 220 | if ((quark1 !=0)||(quark2==0)||(quark3==0)){ |
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| 221 | #ifdef G4VERBOSE |
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[850] | 222 | if (verboseLevel>0) { |
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[824] | 223 | G4cout << " G4PDGCodeChecker::CheckPDGCode : "; |
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| 224 | G4cout << " meson has only quark and anti-quark pair"; |
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| 225 | G4cout << " PDG code=" << code <<G4endl; |
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| 226 | } |
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| 227 | #endif |
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| 228 | return 0; |
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| 229 | } |
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| 230 | if (quark2<quark3) { |
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| 231 | #ifdef G4VERBOSE |
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[850] | 232 | if (verboseLevel>0) { |
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[824] | 233 | G4cout << " G4PDGCodeChecker::CheckPDGCode : "; |
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| 234 | G4cout << " illegal code for meson "; |
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| 235 | G4cout << " PDG code=" << code <<G4endl; |
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| 236 | } |
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| 237 | #endif |
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| 238 | return 0; |
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| 239 | } |
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| 240 | |
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| 241 | // check quark flavor |
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| 242 | if (quark2> NumberOfQuarkFlavor){ |
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| 243 | #ifdef G4VERBOSE |
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[850] | 244 | if (verboseLevel>0) { |
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[824] | 245 | G4cout << " G4PDGCodeChecker::CheckPDGCode : "; |
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| 246 | G4cout << " ??? unknown quark "; |
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| 247 | G4cout << " PDG code=" << code <<G4endl; |
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| 248 | } |
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| 249 | #endif |
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| 250 | return 0; |
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| 251 | } |
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| 252 | |
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| 253 | |
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| 254 | // check heavier quark type |
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| 255 | if (quark2 & 1) { |
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| 256 | // down type qurak |
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| 257 | if (tempPDGcode >0) { |
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| 258 | theQuarkContent[quark3-1] =1; |
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| 259 | theAntiQuarkContent[quark2-1] =1; |
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| 260 | } else { |
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| 261 | theQuarkContent[quark2-1] =1; |
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| 262 | theAntiQuarkContent[quark3-1] =1; |
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| 263 | } |
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| 264 | } else { |
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| 265 | // up type quark |
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| 266 | if (tempPDGcode >0) { |
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| 267 | theQuarkContent[quark2-1] =1; |
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| 268 | theAntiQuarkContent[quark3-1] =1; |
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| 269 | } else { |
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| 270 | theQuarkContent[quark3-1] =1; |
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| 271 | theAntiQuarkContent[quark2-1] =1; |
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| 272 | } |
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| 273 | } |
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| 274 | return code; |
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| 275 | } |
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| 276 | |
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| 277 | |
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| 278 | |
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| 279 | ///////////// |
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| 280 | G4int G4PDGCodeChecker::CheckForDiQuarks() |
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| 281 | { |
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| 282 | if ((quark1 ==0) || (quark2 ==0) || (quark3 !=0)) { |
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| 283 | // quark3 should be 0 |
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| 284 | // --- code is wrong |
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| 285 | return 0; |
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| 286 | |
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| 287 | } else if (quark1 < quark2) { |
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| 288 | // --- code is wrong |
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| 289 | return 0; |
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| 290 | |
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| 291 | } else if (quark2>NumberOfQuarkFlavor){ |
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| 292 | #ifdef G4VERBOSE |
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[850] | 293 | if (verboseLevel>0) { |
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[824] | 294 | G4cout << " G4PDGCodeChecker::CheckPDGCode : "; |
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| 295 | G4cout << " ??? unknown quark "; |
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| 296 | G4cout << " PDG code=" << code <<G4endl; |
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| 297 | } |
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| 298 | #endif |
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| 299 | return 0; |
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| 300 | |
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| 301 | } |
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| 302 | |
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| 303 | // Fill Quark Contents |
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| 304 | if (code>0){ |
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| 305 | theQuarkContent[quark1-1] +=1; |
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| 306 | theQuarkContent[quark2-1] +=1; |
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| 307 | } else { |
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| 308 | theAntiQuarkContent[quark1-1] +=1; |
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| 309 | theAntiQuarkContent[quark2-1] +=1; |
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| 310 | } |
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| 311 | |
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| 312 | return code; |
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| 313 | } |
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| 314 | |
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| 315 | ///////////// |
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| 316 | G4int G4PDGCodeChecker::CheckForQuarks() |
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| 317 | { |
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| 318 | if ( std::abs(quark1)>NumberOfQuarkFlavor ) { |
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| 319 | #ifdef G4VERBOSE |
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[850] | 320 | if (verboseLevel>0) { |
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[824] | 321 | G4cout << " G4PDGCodeChecker::CheckPDGCode : "; |
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| 322 | G4cout << " ??? unknown quark "; |
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| 323 | G4cout << " PDG code=" << code <<G4endl; |
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| 324 | } |
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| 325 | #endif |
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| 326 | // --- code is wrong |
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| 327 | return 0; |
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| 328 | |
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| 329 | } |
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| 330 | |
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| 331 | quark1 = std::abs(code); |
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| 332 | |
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| 333 | // Fill Quark Contents |
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| 334 | if (code>0){ |
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| 335 | theQuarkContent[quark1-1] =1; |
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| 336 | } else { |
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| 337 | theAntiQuarkContent[quark1-1] =1; |
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| 338 | } |
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| 339 | return code; |
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| 340 | } |
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| 341 | |
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| 342 | ///////////// |
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| 343 | G4bool G4PDGCodeChecker::CheckCharge(G4double thePDGCharge) const |
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| 344 | { |
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| 345 | // check charge |
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| 346 | G4double totalCharge = 0.0; |
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| 347 | for (G4int flavor= 0; flavor<NumberOfQuarkFlavor-1; flavor+=2){ |
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| 348 | totalCharge += (-1./3.)*eplus*theQuarkContent[flavor]; |
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| 349 | totalCharge += 1./3.*eplus*theAntiQuarkContent[flavor]; |
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| 350 | totalCharge += 2./3.*eplus*theQuarkContent[flavor+1]; |
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| 351 | totalCharge += (-2./3.)*eplus*theAntiQuarkContent[flavor+1]; |
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| 352 | } |
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| 353 | |
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[1196] | 354 | if (std::fabs(totalCharge-thePDGCharge)>0.1*eplus) { |
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[824] | 355 | #ifdef G4VERBOSE |
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[850] | 356 | if (verboseLevel>0) { |
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[824] | 357 | G4cout << " G4PDGCodeChecker::CheckCharge : "; |
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| 358 | G4cout << " illegal electric charge " << thePDGCharge/eplus; |
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| 359 | G4cout << " PDG code=" << code <<G4endl; |
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| 360 | } |
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| 361 | #endif |
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| 362 | return false; |
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| 363 | } |
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| 364 | return true; |
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| 365 | } |
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| 366 | |
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| 367 | ///////////// |
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| 368 | G4int G4PDGCodeChecker::CheckForNuclei() |
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| 369 | { |
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[1340] | 370 | G4int pcode = abs(code); |
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[824] | 371 | if (pcode < 1000000000) { |
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[1340] | 372 | // non-nuclei |
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[824] | 373 | return 0; |
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| 374 | } |
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| 375 | |
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| 376 | pcode -= 1000000000; |
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| 377 | G4int L = pcode/10000000; |
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| 378 | pcode -= 10000000*L; |
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| 379 | G4int Z = pcode/10000; |
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| 380 | pcode -= 10000*Z; |
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| 381 | G4int A = pcode/10; |
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| 382 | |
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| 383 | if (A < 2 || Z > A-L || L>A || Z<=0 ) { |
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| 384 | #ifdef G4VERBOSE |
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[850] | 385 | if (verboseLevel>0) { |
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[824] | 386 | G4cout << " G4PDGCodeChecker::CheckPDGCode : "; |
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| 387 | G4cout << " ??? Illegal PDG encoding for nucleus "; |
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| 388 | G4cout << " PDG code=" << code <<G4endl; |
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| 389 | } |
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| 390 | #endif |
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| 391 | return 0; |
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| 392 | } |
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| 393 | |
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| 394 | G4int n_up = 2*Z + (A-Z-L) + L; |
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| 395 | G4int n_down = Z + 2*(A-Z-L) + L; |
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| 396 | G4int n_s = L; |
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| 397 | |
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| 398 | // Fill Quark contents |
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[1340] | 399 | if (code>0) { |
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| 400 | theQuarkContent[0] = n_up; |
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| 401 | theQuarkContent[1] = n_down; |
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| 402 | theQuarkContent[2] = n_s; |
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| 403 | } else { |
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| 404 | // anti_nucleus |
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| 405 | theAntiQuarkContent[0] = n_up; |
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| 406 | theAntiQuarkContent[1] = n_down; |
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| 407 | theAntiQuarkContent[2] = n_s; |
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| 408 | } |
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[824] | 409 | return code; |
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| 410 | } |
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| 411 | |
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| 412 | ///////////// |
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| 413 | void G4PDGCodeChecker::GetDigits(G4int PDGcode) |
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| 414 | { |
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| 415 | G4int temp = std::abs(PDGcode); |
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| 416 | |
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| 417 | higherSpin = temp/10000000; |
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| 418 | temp -= G4int(higherSpin*10000000); |
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| 419 | |
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| 420 | exotic = temp/1000000; |
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| 421 | temp -= G4int(exotic*1000000); |
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| 422 | |
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| 423 | radial = temp/100000; |
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| 424 | temp -= G4int(radial*100000); |
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| 425 | |
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| 426 | multiplet = temp/10000; |
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| 427 | temp -= G4int(multiplet*10000); |
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| 428 | |
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| 429 | quark1 = temp/1000; |
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| 430 | temp -= G4int(quark1*1000); |
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| 431 | |
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| 432 | quark2 = temp/100; |
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| 433 | temp -= G4int(quark2*100); |
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| 434 | |
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| 435 | quark3 = temp/10; |
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| 436 | temp -= G4int(quark3*10); |
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| 437 | |
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| 438 | spin= temp; |
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| 439 | if ((spin ==0) && ( higherSpin !=0 )) { |
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| 440 | spin = higherSpin-1; |
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| 441 | } else { |
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| 442 | spin -= 1; |
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| 443 | } |
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| 444 | } |
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