| 1 | //
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| 2 | // ********************************************************************
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| 3 | // * License and Disclaimer *
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| 4 | // * *
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of *
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and *
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| 7 | // * conditions of the Geant4 Software License, included in the file *
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These *
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| 9 | // * include a list of copyright holders. *
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| 10 | // * *
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| 11 | // * Neither the authors of this software system, nor their employing *
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| 12 | // * institutes,nor the agencies providing financial support for this *
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| 13 | // * work make any representation or warranty, express or implied, *
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| 14 | // * regarding this software system or assume any liability for its *
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| 15 | // * use. Please see the license in the file LICENSE and URL above *
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| 16 | // * for the full disclaimer and the limitation of liability. *
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| 17 | // * *
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| 18 | // * This code implementation is the result of the scientific and *
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| 19 | // * technical work of the GEANT4 collaboration. *
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| 20 | // * By using, copying, modifying or distributing the software (or *
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| 21 | // * any work based on the software) you agree to acknowledge its *
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| 22 | // * use in resulting scientific publications, and indicate your *
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| 23 | // * acceptance of all terms of the Geant4 Software license. *
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| 24 | // ********************************************************************
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| 25 | //
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| 26 | //
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| 27 | // $Id: G4WeightWindowProcess.hh,v 1.3 2007/06/01 09:16:33 ahoward Exp $
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| 28 | // GEANT4 tag $Name: $
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| 29 | //
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| 30 | // ----------------------------------------------------------------------
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| 31 | // Class G4MassWeioghtWindowProcess
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| 32 | //
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| 33 | // Class description:
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| 34 | //
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| 35 | // Used internally by weight window technique in the "mass" geometry.
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| 36 | // This process is a forced post step process. It will apply
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| 37 | // weight window biasing on boundaries, collisions
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| 38 | // or both according to the G4PlaceOfAction argument.
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| 39 |
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| 40 | // Author: Michael Dressel (Michael.Dressel@cern.ch)
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| 41 | // ----------------------------------------------------------------------
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| 42 | #ifndef G4MassWeioghtWindowProcess_hh
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| 43 | #define G4MassWeioghtWindowProcess_hh G4MassWeioghtWindowProcess_hh
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| 44 |
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| 45 | #include "G4VProcess.hh"
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| 46 | #include "G4VTrackTerminator.hh"
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| 47 | #include "G4PlaceOfAction.hh"
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| 48 |
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| 49 | class G4SamplingPostStepAction;
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| 50 | class G4VWeightWindowAlgorithm;
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| 51 | class G4VWeightWindowStore;
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| 52 |
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| 53 | class G4Step;
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| 54 | class G4Navigator;
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| 55 | class G4TransportationManager;
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| 56 | class G4PathFinder;
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| 57 | class G4VTouchable;
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| 58 |
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| 59 | #include "G4FieldTrack.hh"
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| 60 | #include "G4TouchableHandle.hh"
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| 61 |
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| 62 |
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| 63 | class G4WeightWindowProcess : public G4VProcess, public G4VTrackTerminator
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| 64 | {
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| 65 |
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| 66 | public: // with description
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| 67 |
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| 68 | G4WeightWindowProcess(const G4VWeightWindowAlgorithm &
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| 69 | aWeightWindowAlgorithm,
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| 70 | const G4VWeightWindowStore &aWWStore,
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| 71 | const G4VTrackTerminator *TrackTerminator,
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| 72 | G4PlaceOfAction placeOfAction,
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| 73 | const G4String &aName =
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| 74 | "WeightWindowProcess", G4bool para = false);
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| 75 | // creates a G4ParticleChange
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| 76 |
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| 77 | virtual ~G4WeightWindowProcess();
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| 78 | // delete the G4ParticleChange
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| 79 |
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| 80 |
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| 81 | //--------------------------------------------------------------
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| 82 | // Set Paralle World
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| 83 | //--------------------------------------------------------------
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| 84 |
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| 85 | void SetParallelWorld(G4String parallelWorldName);
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| 86 | void SetParallelWorld(G4VPhysicalVolume* parallelWorld);
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| 87 |
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| 88 | //--------------------------------------------------------------
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| 89 | // Process interface
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| 90 | //--------------------------------------------------------------
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| 91 |
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| 92 | void StartTracking(G4Track*);
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| 93 |
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| 94 |
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| 95 |
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| 96 | virtual G4double
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| 97 | PostStepGetPhysicalInteractionLength(const G4Track& aTrack,
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| 98 | G4double previousStepSize,
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| 99 | G4ForceCondition* condition);
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| 100 | // make process beeing forced
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| 101 | virtual G4VParticleChange *PostStepDoIt(const G4Track&, const G4Step&);
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| 102 | // aply weight window sampling
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| 103 |
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| 104 | virtual void KillTrack() const;
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| 105 | // used in case no scoring process follows that does the killing
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| 106 |
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| 107 | virtual const G4String &GetName() const;
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| 108 |
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| 109 |
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| 110 | public: // without description
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| 111 |
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| 112 | // no operation in AtRestDoIt and AlongStepDoIt
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| 113 |
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| 114 | virtual G4double
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| 115 | AlongStepGetPhysicalInteractionLength(const G4Track&,
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| 116 | G4double ,
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| 117 | G4double ,
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| 118 | G4double& ,
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| 119 | G4GPILSelection*);
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| 120 | virtual G4double
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| 121 | AtRestGetPhysicalInteractionLength(const G4Track& ,
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| 122 | G4ForceCondition*);
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| 123 |
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| 124 | virtual G4VParticleChange*
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| 125 | AtRestDoIt(const G4Track&, const G4Step&);
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| 126 |
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| 127 |
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| 128 | virtual G4VParticleChange*
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| 129 | AlongStepDoIt(const G4Track&, const G4Step&);
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| 130 |
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| 131 | private:
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| 132 |
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| 133 | G4WeightWindowProcess(const G4WeightWindowProcess &);
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| 134 | G4WeightWindowProcess &operator=(const G4WeightWindowProcess &);
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| 135 |
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| 136 | private:
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| 137 |
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| 138 | void CopyStep(const G4Step & step);
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| 139 |
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| 140 | G4Step * fGhostStep;
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| 141 | G4StepPoint * fGhostPreStepPoint;
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| 142 | G4StepPoint * fGhostPostStepPoint;
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| 143 |
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| 144 | G4ParticleChange *fParticleChange;
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| 145 | const G4VWeightWindowAlgorithm &fWeightWindowAlgorithm;
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| 146 | const G4VWeightWindowStore &fWeightWindowStore;
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| 147 | G4SamplingPostStepAction *fPostStepAction;
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| 148 | G4PlaceOfAction fPlaceOfAction;
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| 149 |
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| 150 | G4TransportationManager* fTransportationManager;
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| 151 | G4PathFinder* fPathFinder;
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| 152 |
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| 153 | // -------------------------------
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| 154 | // Navigation in the Ghost World:
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| 155 | // -------------------------------
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| 156 | G4String fGhostWorldName;
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| 157 | G4VPhysicalVolume* fGhostWorld;
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| 158 | G4Navigator* fGhostNavigator;
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| 159 | G4int fNavigatorID;
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| 160 | G4TouchableHandle fOldGhostTouchable;
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| 161 | G4TouchableHandle fNewGhostTouchable;
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| 162 | G4FieldTrack fFieldTrack;
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| 163 | G4double fGhostSafety;
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| 164 | G4bool fOnBoundary;
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| 165 |
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| 166 | G4bool paraflag;
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| 167 |
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| 168 | };
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| 169 |
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| 170 | #endif
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