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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 /// \file electromagnetic/TestEm1/include/StepMax.hh 27 /// \brief Definition of the StepMax class 28 // 29 // 30 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... 31 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... 32 33 #ifndef StepMax_h 34 #define StepMax_h 1 35 36 #include "G4ParticleDefinition.hh" 37 #include "G4Step.hh" 38 #include "G4VDiscreteProcess.hh" 39 #include "globals.hh" 40 41 class StepMaxMessenger; 42 43 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... 44 45 class StepMax : public G4VDiscreteProcess 46 { 47 public: 48 StepMax(const G4String& processName = "UserMaxStep"); 49 ~StepMax(); 50 51 G4bool IsApplicable(const G4ParticleDefinition&) override; 52 53 void SetMaxStep(G4double); 54 55 G4double GetMaxStep() { return fMaxChargedStep; }; 56 57 G4double PostStepGetPhysicalInteractionLength(const G4Track& track, G4double previousStepSize, 58 G4ForceCondition* condition) override; 59 60 G4VParticleChange* PostStepDoIt(const G4Track&, const G4Step&) override; 61 62 G4double GetMeanFreePath(const G4Track&, G4double, G4ForceCondition*) override; 63 64 private: 65 G4double fMaxChargedStep = DBL_MAX; 66 67 StepMaxMessenger* fMess = nullptr; 68 }; 69 70 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... 71 72 #endif 73