[1203] | 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 | //--------------------------------------------------------------------------- |
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| 28 | // |
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| 29 | // ClassName: G4OpticalPhysics |
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| 30 | // |
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| 31 | // Author: P.Gumplinger 30.09.2009 |
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| 32 | // |
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| 33 | // Modified: |
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| 34 | // |
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| 35 | //---------------------------------------------------------------------------- |
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| 36 | // |
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| 37 | |
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| 38 | #include "G4OpticalPhysics.hh" |
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| 39 | |
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| 40 | #include "G4LossTableManager.hh" |
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| 41 | #include "G4EmSaturation.hh" |
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| 42 | |
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| 43 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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[1315] | 44 | G4OpticalPhysics::G4OpticalPhysics(G4int verbose) |
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| 45 | : G4VPhysicsConstructor("Optical") |
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| 46 | , |
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| 47 | wasActivated(false), |
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[1203] | 48 | |
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[1315] | 49 | fScintillationProcess(0), |
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| 50 | fCerenkovProcess(0), |
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| 51 | fOpWLSProcess(0), |
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| 52 | fOpAbsorptionProcess(0), |
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| 53 | fOpRayleighScatteringProcess(0), |
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[1340] | 54 | fOpMieHGScatteringProcess(0), |
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[1315] | 55 | fOpBoundaryProcess(0), |
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| 56 | fMaxNumPhotons(100), |
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| 57 | fMaxBetaChange(10.0), |
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| 58 | fYieldFactor(1.), |
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| 59 | fExcitationRatio(0.0), |
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| 60 | fSurfaceModel(unified), |
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| 61 | fProfile("delta"), |
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[1340] | 62 | fTrackSecondariesFirst(true), |
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| 63 | fScintillationByParticleType(false) |
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[1315] | 64 | { |
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| 65 | verboseLevel = verbose; |
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| 66 | fMessenger = new G4OpticalPhysicsMessenger(this); |
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| 67 | } |
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| 68 | |
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[1203] | 69 | G4OpticalPhysics::G4OpticalPhysics(G4int verbose, const G4String& name) |
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| 70 | : G4VPhysicsConstructor(name), |
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| 71 | wasActivated(false), |
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| 72 | |
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| 73 | fScintillationProcess(0), |
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| 74 | fCerenkovProcess(0), |
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| 75 | fOpWLSProcess(0), |
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| 76 | fOpAbsorptionProcess(0), |
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| 77 | fOpRayleighScatteringProcess(0), |
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[1340] | 78 | fOpMieHGScatteringProcess(0), |
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[1203] | 79 | fOpBoundaryProcess(0), |
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| 80 | fMaxNumPhotons(100), |
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| 81 | fMaxBetaChange(10.0), |
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| 82 | fYieldFactor(1.), |
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| 83 | fExcitationRatio(0.0), |
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| 84 | fSurfaceModel(unified), |
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| 85 | fProfile("delta"), |
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[1340] | 86 | fTrackSecondariesFirst(true), |
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| 87 | fScintillationByParticleType(false) |
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[1203] | 88 | { |
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| 89 | verboseLevel = verbose; |
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| 90 | fMessenger = new G4OpticalPhysicsMessenger(this); |
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| 91 | } |
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| 92 | |
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| 93 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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| 94 | |
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| 95 | G4OpticalPhysics::~G4OpticalPhysics() |
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| 96 | { |
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| 97 | delete fMessenger; |
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| 98 | |
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| 99 | if (wasActivated) { |
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| 100 | |
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| 101 | delete fScintillationProcess; |
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| 102 | delete fCerenkovProcess; |
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| 103 | delete fOpWLSProcess; |
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| 104 | |
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| 105 | delete fOpAbsorptionProcess; |
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| 106 | delete fOpRayleighScatteringProcess; |
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[1340] | 107 | delete fOpMieHGScatteringProcess; |
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[1203] | 108 | delete fOpBoundaryProcess; |
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| 109 | |
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| 110 | } |
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| 111 | } |
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| 112 | |
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| 113 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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| 114 | |
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| 115 | #include "G4OpticalPhoton.hh" |
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| 116 | |
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| 117 | void G4OpticalPhysics::ConstructParticle() |
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| 118 | { |
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| 119 | /// Instantiate particles. |
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| 120 | |
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| 121 | // optical photon |
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| 122 | G4OpticalPhoton::OpticalPhotonDefinition(); |
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| 123 | } |
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| 124 | |
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| 125 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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| 126 | |
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| 127 | #include "G4ParticleDefinition.hh" |
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| 128 | #include "G4ProcessManager.hh" |
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| 129 | |
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| 130 | void G4OpticalPhysics::ConstructProcess() |
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| 131 | { |
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| 132 | // Construct optical processes. |
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| 133 | |
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| 134 | if (wasActivated) return; |
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| 135 | |
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| 136 | if(verboseLevel>0) |
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| 137 | G4cout <<"G4OpticalPhysics:: Add Optical Physics Processes"<< G4endl; |
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| 138 | |
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| 139 | // Add Optical Processes |
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| 140 | |
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| 141 | fOpAbsorptionProcess = new G4OpAbsorption(); |
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| 142 | fOpRayleighScatteringProcess = new G4OpRayleigh(); |
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[1340] | 143 | fOpMieHGScatteringProcess = new G4OpMieHG(); |
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[1203] | 144 | |
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| 145 | fOpBoundaryProcess = new G4OpBoundaryProcess(); |
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| 146 | fOpBoundaryProcess->SetModel(fSurfaceModel); |
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| 147 | |
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| 148 | fOpWLSProcess = new G4OpWLS(); |
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| 149 | fOpWLSProcess->UseTimeProfile(fProfile); |
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| 150 | |
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| 151 | G4ProcessManager * pManager = 0; |
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| 152 | pManager = G4OpticalPhoton::OpticalPhoton()->GetProcessManager(); |
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| 153 | |
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| 154 | if (!pManager) { |
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| 155 | std::ostringstream o; |
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| 156 | o << "Optical Photon without a Process Manager"; |
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| 157 | G4Exception("G4OpticalPhysics::ConstructProcess()","", |
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| 158 | FatalException,o.str().c_str()); |
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[1340] | 159 | return; |
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[1203] | 160 | } |
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| 161 | |
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| 162 | pManager->AddDiscreteProcess(fOpAbsorptionProcess); |
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| 163 | pManager->AddDiscreteProcess(fOpRayleighScatteringProcess); |
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[1340] | 164 | pManager->AddDiscreteProcess(fOpMieHGScatteringProcess); |
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[1203] | 165 | pManager->AddDiscreteProcess(fOpBoundaryProcess); |
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| 166 | pManager->AddDiscreteProcess(fOpWLSProcess); |
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| 167 | |
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| 168 | fScintillationProcess = new G4Scintillation(); |
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| 169 | fScintillationProcess->SetScintillationYieldFactor(fYieldFactor); |
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| 170 | fScintillationProcess->SetScintillationExcitationRatio(fExcitationRatio); |
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| 171 | fScintillationProcess->SetTrackSecondariesFirst(fTrackSecondariesFirst); |
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[1340] | 172 | fScintillationProcess->SetScintillationByParticleType(fScintillationByParticleType); |
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[1203] | 173 | |
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| 174 | // Use Birks Correction in the Scintillation process |
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| 175 | |
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| 176 | G4EmSaturation* emSaturation = G4LossTableManager::Instance()->EmSaturation(); |
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| 177 | fScintillationProcess->AddSaturation(emSaturation); |
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| 178 | |
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| 179 | fCerenkovProcess = new G4Cerenkov(); |
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| 180 | fCerenkovProcess->SetMaxNumPhotonsPerStep(fMaxNumPhotons); |
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| 181 | fCerenkovProcess->SetMaxBetaChangePerStep(fMaxBetaChange); |
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| 182 | fCerenkovProcess->SetTrackSecondariesFirst(fTrackSecondariesFirst); |
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| 183 | |
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| 184 | theParticleIterator->reset(); |
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| 185 | |
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| 186 | while( (*theParticleIterator)() ){ |
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| 187 | |
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| 188 | G4ParticleDefinition* particle = theParticleIterator->value(); |
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| 189 | G4String particleName = particle->GetParticleName(); |
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| 190 | |
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| 191 | pManager = particle->GetProcessManager(); |
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| 192 | if (!pManager) { |
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| 193 | std::ostringstream o; |
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| 194 | o << "Particle " << particleName << "without a Process Manager"; |
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| 195 | G4Exception("G4OpticalPhysics::ConstructProcess()","", |
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| 196 | FatalException,o.str().c_str()); |
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| 197 | } |
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| 198 | |
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| 199 | if(fCerenkovProcess->IsApplicable(*particle)){ |
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| 200 | pManager->AddProcess(fCerenkovProcess); |
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| 201 | pManager->SetProcessOrdering(fCerenkovProcess,idxPostStep); |
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| 202 | } |
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| 203 | if(fScintillationProcess->IsApplicable(*particle)){ |
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| 204 | pManager->AddProcess(fScintillationProcess); |
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| 205 | pManager->SetProcessOrderingToLast(fScintillationProcess,idxAtRest); |
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| 206 | pManager->SetProcessOrderingToLast(fScintillationProcess,idxPostStep); |
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| 207 | } |
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| 208 | |
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| 209 | } |
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| 210 | |
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| 211 | wasActivated = true; |
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| 212 | |
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| 213 | } |
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| 214 | |
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| 215 | void G4OpticalPhysics::SetScintillationYieldFactor(G4double yieldFactor) |
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| 216 | { |
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| 217 | /// Set the scintillation yield factor |
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| 218 | |
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| 219 | fYieldFactor = yieldFactor; |
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| 220 | |
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| 221 | if(fScintillationProcess) |
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| 222 | fScintillationProcess->SetScintillationYieldFactor(yieldFactor); |
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| 223 | } |
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| 224 | |
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| 225 | void G4OpticalPhysics::SetScintillationExcitationRatio(G4double excitationRatio) |
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| 226 | { |
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| 227 | /// Set the scintillation excitation ratio |
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| 228 | |
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| 229 | fExcitationRatio = excitationRatio; |
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| 230 | |
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| 231 | if(fScintillationProcess) |
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| 232 | fScintillationProcess->SetScintillationExcitationRatio(excitationRatio); |
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| 233 | } |
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| 234 | |
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| 235 | void G4OpticalPhysics::SetMaxNumPhotonsPerStep(G4int maxNumPhotons) |
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| 236 | { |
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| 237 | /// Limit step to the specified maximum number of Cherenkov photons |
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| 238 | |
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| 239 | fMaxNumPhotons = maxNumPhotons; |
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| 240 | |
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| 241 | if(fCerenkovProcess) |
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| 242 | fCerenkovProcess->SetMaxNumPhotonsPerStep(maxNumPhotons); |
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| 243 | } |
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| 244 | |
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| 245 | void G4OpticalPhysics::SetMaxBetaChangePerStep(G4double maxBetaChange) |
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| 246 | { |
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| 247 | /// Limit step to the specified maximum change of beta of the parent particle |
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| 248 | |
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| 249 | fMaxBetaChange = maxBetaChange; |
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| 250 | |
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| 251 | if(fCerenkovProcess) |
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| 252 | fCerenkovProcess->SetMaxBetaChangePerStep(maxBetaChange); |
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| 253 | } |
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| 254 | |
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| 255 | void G4OpticalPhysics::SetOpticalSurfaceModel(G4OpticalSurfaceModel model) |
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| 256 | { |
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| 257 | /// Set optical surface model (glisur or unified) |
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| 258 | |
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| 259 | fSurfaceModel = model; |
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| 260 | |
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| 261 | if(fOpBoundaryProcess) |
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| 262 | fOpBoundaryProcess->SetModel(model); |
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| 263 | } |
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| 264 | |
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| 265 | void G4OpticalPhysics::SetWLSTimeProfile(G4String profile) |
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| 266 | { |
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| 267 | /// Set the WLS time profile (delta or exponential) |
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| 268 | |
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| 269 | fProfile = profile; |
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| 270 | |
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| 271 | if(fOpWLSProcess) |
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| 272 | fOpWLSProcess->UseTimeProfile(fProfile); |
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| 273 | } |
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| 274 | |
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| 275 | void G4OpticalPhysics::AddScintillationSaturation(G4EmSaturation* saturation) |
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| 276 | { |
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| 277 | /// Adds Birks Saturation to the G4Scintillation Process |
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| 278 | |
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| 279 | if(fScintillationProcess) |
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| 280 | fScintillationProcess->AddSaturation(saturation); |
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| 281 | } |
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| 282 | |
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[1340] | 283 | void G4OpticalPhysics::SetScintillationByParticleType(G4bool scintillationByParticleType) |
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| 284 | { |
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| 285 | fScintillationByParticleType = scintillationByParticleType; |
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| 286 | |
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| 287 | if (fScintillationProcess) |
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| 288 | fScintillationProcess->SetScintillationByParticleType(scintillationByParticleType); |
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| 289 | } |
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| 290 | |
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[1203] | 291 | void G4OpticalPhysics::SetTrackSecondariesFirst(G4bool trackSecondariesFirst) |
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| 292 | { |
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| 293 | fTrackSecondariesFirst = trackSecondariesFirst; |
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| 294 | |
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| 295 | if ( fCerenkovProcess ) |
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| 296 | fCerenkovProcess->SetTrackSecondariesFirst(trackSecondariesFirst); |
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| 297 | |
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| 298 | if ( fScintillationProcess ) |
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| 299 | fScintillationProcess->SetTrackSecondariesFirst(trackSecondariesFirst); |
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| 300 | |
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| 301 | } |
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| 302 | |
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| 303 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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