[807] | 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 | // File: CCalMaterial.cc |
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| 28 | // Description: CCalMaterial transient class to store information from |
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| 29 | // material table (database) which is used to make a G4Material |
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| 30 | /////////////////////////////////////////////////////////////////////////////// |
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| 31 | #include "CCalMaterial.hh" |
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| 32 | |
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| 33 | //#define debug |
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| 34 | |
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| 35 | CCalMaterial::CCalMaterial(G4String mat, double dens, int nconst, |
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| 36 | CCalMaterial** constituents, double* weights, |
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| 37 | FractionType ft): name(mat), density(dens) { |
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| 38 | nElem = 0; |
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| 39 | |
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| 40 | int i=0; |
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| 41 | for (i=0; i<nconst; i++) |
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| 42 | nElem += constituents[i]->NElements(); |
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| 43 | |
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| 44 | theElements = new G4String[nElem]; |
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| 45 | theWeights = new double[nElem]; |
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| 46 | |
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| 47 | double factor; |
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| 48 | int nelem=0; |
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| 49 | for (i=0; i<nconst; i++) { |
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| 50 | if (ft==FTWeight) |
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| 51 | factor=1.0; |
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| 52 | else |
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| 53 | factor=constituents[i]->Density(); |
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| 54 | for (int j=0; j<constituents[i]->NElements(); j++) { |
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| 55 | theElements[nelem] = constituents[i]->Element(j); |
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| 56 | theWeights[nelem] = constituents[i]->Weight(j)* weights[i] * factor; |
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| 57 | nelem++; |
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| 58 | } |
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| 59 | } |
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| 60 | |
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| 61 | if (density<0) { //Let's compute density |
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| 62 | computeDensity(nconst, constituents, weights, ft); |
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| 63 | } |
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| 64 | closeMaterial(); |
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| 65 | } |
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| 66 | |
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| 67 | CCalMaterial::CCalMaterial(const CCalMaterial& mat): |
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| 68 | name(mat.name), density(mat.density), nElem(mat.nElem) { |
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| 69 | theElements = new G4String[nElem]; |
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| 70 | theWeights = new double[nElem]; |
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| 71 | for (int i=0; i<nElem; i++){ |
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| 72 | theElements[i]=mat.theElements[i]; |
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| 73 | theWeights[i]=mat.theWeights[i]; |
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| 74 | } |
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| 75 | } |
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| 76 | |
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| 77 | CCalMaterial::~CCalMaterial() { |
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| 78 | if (theElements) |
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| 79 | delete[] theElements; |
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| 80 | if (theWeights) |
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| 81 | delete[] theWeights; |
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| 82 | } |
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| 83 | |
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| 84 | void CCalMaterial::computeDensity(int nconst, |
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| 85 | CCalMaterial** constituents, |
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| 86 | double* weights, FractionType ft) { |
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| 87 | double mass=0; |
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| 88 | double volume=0; |
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| 89 | for (int i=0; i<nconst; i++) { |
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| 90 | if (ft==FTWeight) { |
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| 91 | mass+=weights[i]; |
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| 92 | volume+=(weights[i]/constituents[i]->Density()); |
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| 93 | } |
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| 94 | else { //by volume |
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| 95 | mass+=(weights[i]*constituents[i]->Density()); |
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| 96 | volume+=weights[i]; |
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| 97 | } |
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| 98 | } |
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| 99 | density=mass/volume; |
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| 100 | } |
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| 101 | |
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| 102 | CCalMaterial& CCalMaterial::operator=(const CCalMaterial& mat){ |
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| 103 | if(theElements) |
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| 104 | delete[] theElements; |
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| 105 | if(theWeights) |
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| 106 | delete[] theWeights; |
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| 107 | |
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| 108 | name=mat.name; |
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| 109 | density=mat.density; |
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| 110 | nElem=mat.nElem; |
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| 111 | |
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| 112 | theElements = new G4String[nElem]; |
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| 113 | theWeights = new double[nElem]; |
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| 114 | for (int i=0; i<nElem; i++){ |
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| 115 | theElements[i]=mat.theElements[i]; |
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| 116 | theWeights[i]=mat.theWeights[i]; |
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| 117 | } |
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| 118 | return *this; |
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| 119 | } |
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| 120 | |
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| 121 | G4bool CCalMaterial::operator==(const CCalMaterial& mat) const{ |
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| 122 | return (name==mat.name); |
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| 123 | } |
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| 124 | |
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| 125 | G4bool CCalMaterial::operator!=(const CCalMaterial& mat) const{ |
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| 126 | return (name!=mat.name); |
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| 127 | } |
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| 128 | |
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| 129 | void CCalMaterial::closeMaterial() { |
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| 130 | int trueConst=0; |
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| 131 | |
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| 132 | double norm=0; |
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| 133 | |
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| 134 | for (int i=0; i<nElem; i++) { |
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| 135 | norm+=theWeights[i]; |
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| 136 | if (theElements[i]!="") { |
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| 137 | trueConst++; |
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| 138 | for (int j=i+1; j<nElem; j++) { |
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| 139 | if(theElements[i]==theElements[j]){ |
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| 140 | theWeights[i]+=theWeights[j]; |
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| 141 | theElements[j]=""; |
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| 142 | } |
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| 143 | }//for j |
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| 144 | } //if |
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| 145 | }//for i |
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| 146 | |
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| 147 | if (trueConst != nElem) { |
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| 148 | G4String* newConst = new G4String[trueConst]; |
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| 149 | double* newWeight = new double[trueConst]; |
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| 150 | |
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| 151 | int newi=0; |
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| 152 | for(int i=0; i<nElem; i++){ |
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| 153 | if (theElements[i]!="") { |
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| 154 | newConst[newi] = theElements[i]; |
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| 155 | newWeight[newi] = theWeights[i]/norm; |
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| 156 | newi++; |
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| 157 | } |
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| 158 | } |
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| 159 | |
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| 160 | #ifdef debug |
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| 161 | G4cout << "\tGoing from " << nElem <<" constituents to " << trueConst << G4endl; |
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| 162 | #endif |
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| 163 | nElem=trueConst; |
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| 164 | |
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| 165 | delete[] theElements; |
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| 166 | delete[] theWeights; |
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| 167 | |
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| 168 | theElements=newConst; |
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| 169 | theWeights=newWeight; |
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| 170 | } |
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| 171 | else { //Let's normalize the weights |
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| 172 | for (int i=0; i<nElem; i++) |
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| 173 | theWeights[i] = theWeights[i]/norm; |
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| 174 | } |
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| 175 | } |
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| 176 | |
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| 177 | std::ostream& operator<<(std::ostream& os, const CCalMaterial& mat) { |
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| 178 | os << mat.name << G4endl; |
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| 179 | os << "Density= " << mat.density << " g/cm3. Number of Elements: " |
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| 180 | << mat.nElem << G4endl; |
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| 181 | for (int i=0; i<mat.nElem; i++) |
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| 182 | os << '\t' << mat.theElements[i] << '\t' << mat.theWeights[i] << G4endl; |
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| 183 | return os; |
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| 184 | } |
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