include/G4HepEm/G4HepEmElectronEnergyLossFluctuation.hh

0001
0002 #ifndef G4HepEmElectronEnergyLossFluctuation_HH
0003 #define G4HepEmElectronEnergyLossFluctuation_HH
0004
0005 #include "G4HepEmMacros.hh"
0006
0007 class G4HepEmRandomEngine;
0008
0009 /**
0010  * @file    G4HepEmElectronEnergyLossFluctuation.hh
0011  * @class   G4HepEmElectronEnergyLossFluctuation
0012  * @author  M. Novak
0013  * @date    2022
0014  *
0015  * @brief Urban universal model for e-/e+ energy loss fluctuation (as in 25-02-2022).
0016  */
0017
0018 class G4HepEmElectronEnergyLossFluctuation {
0019 private:
0020   G4HepEmElectronEnergyLossFluctuation() = delete;
0021
0022 public:
0023   G4HepEmHostDevice
0024   static double SampleEnergyLossFLuctuation(double ekin, double tcut, double tmax, double excEner,
0025                                             double stepLength, double meanELoss, G4HepEmRandomEngine* rnge);
0026
0027
0028   //
0029   G4HepEmHostDevice
0030   static double SampleGaussianLoss(double meanx, double sig2x, G4HepEmRandomEngine* rnge);
0031
0032 };
0033
0034 #endif // G4HepEmElectronEnergyLossFluctuation_HH