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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 27 // (adapted from B1DetectorConstruction) 28 // Author: A.Knaian (ara@nklabs.com), N.MacFadden (natemacfadden@gmail.com) 29 30 #ifndef DetectorConstruction_h 31 #define DetectorConstruction_h 1 32 33 #include "G4VUserDetectorConstruction.hh" 34 #include "globals.hh" 35 36 #include "FastAerosol.hh" 37 38 #include "G4UserLimits.hh" 39 40 class G4VPhysicalVolume; 41 class G4LogicalVolume; 42 class DetectorConstructionMessenger; 43 44 /// Detector construction class to define materials and geometry. 45 46 class DetectorConstruction : public G4VUserDetectorConstruction 47 { 48 public: 49 explicit DetectorConstruction(); 50 virtual ~DetectorConstruction(); 51 virtual G4VPhysicalVolume* Construct() override; 52 53 G4LogicalVolume* GetScoringVolume() const { return fScoringVolume; } 54 55 // Physics 56 G4double fStepLim = DBL_MAX;// global step limit 57 G4UserLimits* fStepLimits;// physics implementation of limit 58 59 // Cloud build choice 60 G4bool fFastAerosolCloud = false; 61 G4bool fParameterisedCloud = false; 62 G4bool fSmoothCloud = false; 63 64 // Cloud droplet details 65 G4double fDropletR = 1; 66 67 // FastAerosol cloud details 68 FastAerosol* fCloud = NULL; // the cloud bulk and droplet positions 69 70 G4bool fPrePopulate = false; 71 // whether to pre-load droplet positions (true) or not (false) 72 G4double fDropletNumDens = 0; //number density of droplets 73 G4double fMinSpacing = 0.0;// minimum spacing between droplets 74 G4int fCloudSeed = 0; // random seed dictating droplet distribution 75 76 // parameterised cloud details 77 G4double fSmartless = 2.0; 78 // control the 'fSmartless' property of parameterised solid. Roughly how many voxels the volume is split into for geometry optimization 79 80 G4String fCloudShapeStr = "box"; // cloud bulk shape 81 G4String fDropletShapeStr = "sphere"; // droplet shape 82 83 G4VSolid* fCloudShape; // actual cloud bulk shape 84 G4VSolid* fDropletShape;// actual droplet solid 85 86 protected: 87 G4LogicalVolume* fScoringVolume; 88 89 private: 90 DetectorConstructionMessenger* fMessenger; 91 }; 92 93 #endif 94 95