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1 // 2 // ******************************************************************** 3 // * License and Disclaimer * 4 // * * 5 // * The Geant4 software is copyright of the Copyright Holders of * 6 // * the Geant4 Collaboration. It is provided under the terms and * 7 // * conditions of the Geant4 Software License, included in the file * 8 // * LICENSE and available at http://cern.ch/geant4/license . These * 9 // * include a list of copyright holders. * 10 // * * 11 // * Neither the authors of this software system, nor their employing * 12 // * institutes,nor the agencies providing financial support for this * 13 // * work make any representation or warranty, express or implied, * 14 // * regarding this software system or assume any liability for its * 15 // * use. Please see the license in the file LICENSE and URL above * 16 // * for the full disclaimer and the limitation of liability. * 17 // * * 18 // * This code implementation is the result of the scientific and * 19 // * technical work of the GEANT4 collaboration. * 20 // * By using, copying, modifying or distributing the software (or * 21 // * any work based on the software) you agree to acknowledge its * 22 // * use in resulting scientific publications, and indicate your * 23 // * acceptance of all terms of the Geant4 Software license. * 24 // ******************************************************************** 25 // 26 /////////////////////////////////////////////////////////////////////////////// 27 // File: CCalAMaterial.hh 28 // Description: CCalAMaterial holds the basic information needed to make a 29 // G4Material from atomic proportions. 30 /////////////////////////////////////////////////////////////////////////////// 31 #ifndef CCalAMaterial_h 32 #define CCalAMaterial_h 1 33 34 #include "CCalMaterial.hh" 35 36 #include "G4Element.hh" 37 38 class CCalAMaterial : public CCalMaterial 39 { 40 friend std::ostream& operator<<(std::ostream&, const CCalAMaterial&); 41 42 public: 43 //Construct from list of constituents 44 CCalAMaterial(G4String mat, G4double dens, G4int nelem, 45 CCalAMaterial** constituents, G4double* weights); 46 //Construct from one element 47 CCalAMaterial(G4String elemat, G4double Aeff, G4double dens); 48 //Copy constructor 49 CCalAMaterial(const CCalAMaterial&); 50 virtual ~CCalAMaterial(); 51 52 G4double Aeff() const {return aEff;} 53 54 CCalAMaterial& operator= (const CCalAMaterial&); //Assignment 55 56 protected: 57 void computeAeff(G4int nconst, CCalAMaterial** constituents, 58 G4double* weights); 59 60 protected: 61 double aEff; //Effective mass 62 63 }; 64 65 #endif 66