// // ******************************************************************** // * License and Disclaimer * // * * // * The Geant4 software is copyright of the Copyright Holders of * // * the Geant4 Collaboration. It is provided under the terms and * // * conditions of the Geant4 Software License, included in the file * // * LICENSE and available at http://cern.ch/geant4/license . These * // * include a list of copyright holders. * // * * // * Neither the authors of this software system, nor their employing * // * institutes,nor the agencies providing financial support for this * // * work make any representation or warranty, express or implied, * // * regarding this software system or assume any liability for its * // * use. Please see the license in the file LICENSE and URL above * // * for the full disclaimer and the limitation of liability. * // * * // * This code implementation is the result of the scientific and * // * technical work of the GEANT4 collaboration. * // * By using, copying, modifying or distributing the software (or * // * any work based on the software) you agree to acknowledge its * // * use in resulting scientific publications, and indicate your * // * acceptance of all terms of the Geant4 Software license. * // ******************************************************************** // // // $Id: G4NeutronHPAngularP.hh,v 1.11 2007/06/06 12:45:13 ahoward Exp $ // GEANT4 tag $Name: geant4-09-02 $ // #ifndef G4NeutronHPAngularP_h #define G4NeutronHPAngularP_h 1 #include "globals.hh" #include "G4InterpolationManager.hh" class G4NeutronHPAngularP { public: G4NeutronHPAngularP() { theCosTh = 0; theProb = 0; } ~G4NeutronHPAngularP() { if(theCosTh!=0) delete [] theCosTh; if(theProb!=0) delete [] theProb; } inline void Init(std::ifstream & aDataFile) { G4double eNeu, cosTheta, probDist; G4int nProb; aDataFile >> eNeu >> nProb; theManager.Init(aDataFile); eNeu *= eV; Init(eNeu, nProb); for (G4int iii=0; iii> cosTheta >> probDist; SetCosTh(iii, cosTheta); SetProb(iii,probDist); } } inline void Init(G4double e, G4int n) { theCosTh = new G4double[n]; theProb = new G4double[n]; theEnergy = e; nCoeff = n; } inline void SetEnergy(G4double energy){ theEnergy = energy; } inline void SetCosTh(G4int l, G4double coeff) {theCosTh[l]=coeff;} inline void SetProb(G4int l, G4double coeff) {theProb[l]=coeff;} inline G4double GetCosTh(G4int l) {return theCosTh[l];} inline G4double GetProb(G4int l) {return theProb[l];} inline G4double GetEnergy(){return theEnergy;} inline G4int GetNumberOfPoints(){ return nCoeff; } inline G4double GetCosTh() { G4int i; G4double rand = G4UniformRand(); G4double run=0, runo=0; for (i=0; irand) break; } if(i == GetNumberOfPoints()) i--; G4double costh = theInt.Interpolate(theManager.GetScheme(i), rand, runo, run, GetCosTh(i-1), GetCosTh(i)); return costh; } private: G4double theEnergy; // neutron energy G4NeutronHPInterpolator theInt; // knows tointerpolate G4int nCoeff; G4InterpolationManager theManager; // knows the interpolation between stores G4double * theCosTh; G4double * theProb; // probability distribution as fcn of theta // integral normalised to 1. }; #endif