[819] | 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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[960] | 27 | // $Id: G4ImportanceProcess.hh,v 1.4 2008/04/21 09:10:28 ahoward Exp $ |
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[1228] | 28 | // GEANT4 tag $Name: geant4-09-03 $ |
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[819] | 29 | // |
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| 30 | // ---------------------------------------------------------------------- |
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| 31 | // Class G4ImportanceProcess |
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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 importance sampling in the "mass" geometry. |
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| 36 | // This process is a forced post step process. I will apply |
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| 37 | // importance sampling if the particle crosses a boundary in the |
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| 38 | // "mass" geometry. |
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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 G4ImportanceProcess_hh |
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| 43 | #define G4ImportanceProcess_hh G4ImportanceProcess_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 | |
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| 48 | class G4SamplingPostStepAction; |
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| 49 | class G4VImportanceAlgorithm; |
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| 50 | class G4VIStore; |
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| 51 | |
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| 52 | class G4Step; |
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| 53 | class G4Navigator; |
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| 54 | class G4TransportationManager; |
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| 55 | class G4PathFinder; |
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| 56 | class G4VTouchable; |
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| 57 | |
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| 58 | #include "G4FieldTrack.hh" |
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| 59 | #include "G4TouchableHandle.hh" |
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| 60 | |
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| 61 | |
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| 62 | class G4ImportanceProcess : public G4VProcess, public G4VTrackTerminator |
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| 63 | { |
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| 64 | |
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| 65 | public: // with description |
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| 66 | |
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| 67 | G4ImportanceProcess(const G4VImportanceAlgorithm &aImportanceAlgorithm, |
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| 68 | const G4VIStore &aIstore, |
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| 69 | const G4VTrackTerminator *TrackTerminator, |
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| 70 | const G4String &aName = "ImportanceProcess", G4bool para = false); |
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| 71 | // creates a G4ParticleChange |
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| 72 | |
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| 73 | virtual ~G4ImportanceProcess(); |
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| 74 | // delete the G4ParticleChange |
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| 75 | |
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| 76 | |
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| 77 | //-------------------------------------------------------------- |
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| 78 | // Set Paralle World |
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| 79 | //-------------------------------------------------------------- |
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| 80 | |
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| 81 | void SetParallelWorld(G4String parallelWorldName); |
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| 82 | void SetParallelWorld(G4VPhysicalVolume* parallelWorld); |
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| 83 | |
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| 84 | //-------------------------------------------------------------- |
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| 85 | // Process interface |
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| 86 | //-------------------------------------------------------------- |
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| 87 | |
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| 88 | void StartTracking(G4Track*); |
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| 89 | |
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| 90 | |
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| 91 | virtual G4double |
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| 92 | PostStepGetPhysicalInteractionLength(const G4Track& aTrack, |
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| 93 | G4double previousStepSize, |
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| 94 | G4ForceCondition* condition); |
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| 95 | // make process beeing forced |
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| 96 | virtual G4VParticleChange *PostStepDoIt(const G4Track&, const G4Step&); |
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| 97 | // manage the importance sampling in the "mass" geometry |
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| 98 | |
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| 99 | virtual void KillTrack() const; |
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| 100 | // used in case no scoring process follows that does the killing |
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| 101 | |
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| 102 | virtual const G4String &GetName() const; |
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| 103 | |
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| 104 | |
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| 105 | public: // without description |
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| 106 | |
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| 107 | // no operation in AtRestDoIt and AlongStepDoIt |
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| 108 | |
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| 109 | virtual G4double |
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| 110 | AlongStepGetPhysicalInteractionLength(const G4Track&, |
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| 111 | G4double , |
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| 112 | G4double , |
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| 113 | G4double& , |
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| 114 | G4GPILSelection*); |
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| 115 | virtual G4double |
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| 116 | AtRestGetPhysicalInteractionLength(const G4Track& , |
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| 117 | G4ForceCondition*); |
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| 118 | |
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| 119 | virtual G4VParticleChange* |
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| 120 | AtRestDoIt(const G4Track&, const G4Step&); |
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| 121 | |
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| 122 | |
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| 123 | virtual G4VParticleChange* |
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| 124 | AlongStepDoIt(const G4Track&, const G4Step&); |
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| 125 | |
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| 126 | private: |
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| 127 | |
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| 128 | G4ImportanceProcess(const G4ImportanceProcess &); |
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| 129 | G4ImportanceProcess &operator=(const G4ImportanceProcess &); |
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| 130 | |
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| 131 | private: |
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| 132 | |
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| 133 | void CopyStep(const G4Step & step); |
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| 134 | |
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| 135 | G4Step * fGhostStep; |
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| 136 | G4StepPoint * fGhostPreStepPoint; |
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| 137 | G4StepPoint * fGhostPostStepPoint; |
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| 138 | |
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| 139 | G4ParticleChange *fParticleChange; |
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| 140 | const G4VImportanceAlgorithm &fImportanceAlgorithm; |
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| 141 | const G4VIStore &fIStore; |
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| 142 | G4SamplingPostStepAction *fPostStepAction; |
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| 143 | |
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| 144 | G4TransportationManager* fTransportationManager; |
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| 145 | G4PathFinder* fPathFinder; |
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| 146 | |
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| 147 | // ------------------------------- |
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| 148 | // Navigation in the Ghost World: |
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| 149 | // ------------------------------- |
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| 150 | G4String fGhostWorldName; |
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| 151 | G4VPhysicalVolume* fGhostWorld; |
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| 152 | G4Navigator* fGhostNavigator; |
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| 153 | G4int fNavigatorID; |
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| 154 | G4TouchableHandle fOldGhostTouchable; |
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| 155 | G4TouchableHandle fNewGhostTouchable; |
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| 156 | G4FieldTrack fFieldTrack; |
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| 157 | G4double fGhostSafety; |
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| 158 | G4bool fOnBoundary; |
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| 159 | |
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| 160 | G4bool paraflag; |
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| 161 | |
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| 162 | }; |
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| 163 | |
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| 164 | #endif |
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