Geant4 Cross Reference |
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 #include "HadrontherapyStepMax.hh" 30 #include "HadrontherapyStepMaxMessenger.hh" 31 32 ///////////////////////////////////////////////////////////////////////////// 33 HadrontherapyStepMax::HadrontherapyStepMax(const G4String& processName) 34 : G4VDiscreteProcess(processName),MaxChargedStep(DBL_MAX) 35 { 36 pMess = new HadrontherapyStepMaxMessenger(this); 37 } 38 39 ///////////////////////////////////////////////////////////////////////////// 40 HadrontherapyStepMax::~HadrontherapyStepMax() { delete pMess; } 41 42 ///////////////////////////////////////////////////////////////////////////// 43 G4bool HadrontherapyStepMax::IsApplicable(const G4ParticleDefinition& particle) 44 { 45 return (particle.GetPDGCharge() != 0.); 46 } 47 48 ///////////////////////////////////////////////////////////////////////////// 49 void HadrontherapyStepMax::SetMaxStep(G4double step) {MaxChargedStep = step;} 50 51 ///////////////////////////////////////////////////////////////////////////// 52 G4double HadrontherapyStepMax::PostStepGetPhysicalInteractionLength(const G4Track& aTrack, 53 G4double, 54 G4ForceCondition* condition ) 55 { 56 // condition is set to "Not Forced" 57 *condition = NotForced; 58 59 G4double ProposedStep = DBL_MAX; 60 if((MaxChargedStep > 0.) && 61 (aTrack.GetVolume() != 0) && ((aTrack.GetVolume()->GetName() == "DetectorPhys")||(aTrack.GetVolume()->GetName() == "InternalChamber")||(aTrack.GetVolume()->GetName() == "CollimatorHole")||(aTrack.GetVolume()->GetName() == "PhysFourthTQuad")||(aTrack.GetVolume()->GetName() == "PhysThirdTQuad")||(aTrack.GetVolume()->GetName() == "PhysSecondTQuad")||(aTrack.GetVolume()->GetName() == "PhysFirstTQuad")||(aTrack.GetVolume()->GetName() =="physQuadChamber")||(aTrack.GetVolume()->GetName() =="PVirtualMag")||(aTrack.GetVolume()->GetName() =="PhysicCup"))) 62 63 ProposedStep = MaxChargedStep; 64 65 return ProposedStep; 66 } 67 68 ///////////////////////////////////////////////////////////////////////////// 69 G4VParticleChange* HadrontherapyStepMax::PostStepDoIt(const G4Track& aTrack, const G4Step&) 70 { 71 // do nothing 72 aParticleChange.Initialize(aTrack); 73 return &aParticleChange; 74 } 75 76