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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 // Hadrontherapy advanced example for Geant4 27 // See more at: https://twiki.cern.ch/twiki/bin/view/Geant4/AdvancedExamplesHadrontherapy 28 29 #ifndef HadrontherapyStepMax_h 30 #define HadrontherapyStepMax_h 1 31 32 #include "globals.hh" 33 #include "G4VDiscreteProcess.hh" 34 #include "G4ParticleDefinition.hh" 35 #include "G4Step.hh" 36 37 class HadrontherapyStepMaxMessenger; 38 39 ///////////////////////////////////////////////////////////////////////////// 40 class HadrontherapyStepMax : public G4VDiscreteProcess 41 { 42 public: 43 44 HadrontherapyStepMax(const G4String& processName ="UserStepMax"); 45 ~HadrontherapyStepMax(); 46 47 G4bool IsApplicable(const G4ParticleDefinition&); 48 void SetMaxStep(G4double); 49 G4double GetMaxStep() {return MaxChargedStep;}; 50 51 G4double PostStepGetPhysicalInteractionLength( const G4Track& track, 52 G4double previousStepSize, 53 G4ForceCondition* condition); 54 55 G4VParticleChange* PostStepDoIt(const G4Track&, const G4Step&); 56 57 G4double GetMeanFreePath(const G4Track&, G4double, G4ForceCondition*) 58 {return 0.;}; // it is not needed here ! 59 60 private: 61 62 G4double MaxChargedStep; 63 HadrontherapyStepMaxMessenger* pMess; 64 }; 65 66 #endif 67 68