Geant4 Cross Reference

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Geant4/examples/advanced/gorad/include/GRGeomImpBiasWorld.hh

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  1 //
  2 // ********************************************************************
  3 // * License and Disclaimer                                           *
  4 // *                                                                  *
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  6 // * the Geant4 Collaboration.  It is provided  under  the terms  and *
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 10 // *                                                                  *
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 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 *
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 17 // *                                                                  *
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 24 // ********************************************************************
 25 //
 26 //  Gorad (Geant4 Open-source Radiation Analysis and Design)
 27 //
 28 //  Author : Makoto Asai (SLAC National Accelerator Laboratory)
 29 //
 30 //  Development of Gorad is funded by NASA Johnson Space Center (JSC)
 31 //  under the contract NNJ15HK11B.
 32 //
 33 // ********************************************************************
 34 //
 35 // GRGeomImpBiasWorld.hh
 36 //   Header file of a parallel world class that defines the geometry
 37 //   of the geometry improtance biasing.
 38 //
 39 // History
 40 //   September 8th, 2020 : first implementation
 41 //
 42 // ********************************************************************
 43 
 44 #ifndef GRGeomImpBiasWorld_H
 45 #define GRGeomImpBiasWorld_H 1
 46 
 47 #include "G4VUserParallelWorld.hh"
 48 #include "globals.hh"
 49 #include "G4ThreeVector.hh"
 50 
 51 class GRDetectorConstruction;
 52 class G4VPhysicalVolume;
 53 class G4Region;
 54 class GRGeomImpBiasWorldStateNotifier;
 55 
 56 class GRGeomImpBiasWorld : public G4VUserParallelWorld
 57 {
 58   friend class GRGeomImpBiasWorldStateNotifier;
 59 
 60   public:
 61     GRGeomImpBiasWorld(G4String&,GRDetectorConstruction*);
 62     virtual ~GRGeomImpBiasWorld();
 63     virtual void Construct();
 64     virtual void ConstructSD();
 65 
 66   private:
 67     GRDetectorConstruction* detector;
 68     G4VPhysicalVolume* fWorld = nullptr;
 69     G4Region* biasingRegion = nullptr;
 70     GRGeomImpBiasWorldStateNotifier* stateNotifier;
 71     G4bool constructed = false;
 72 
 73   private:
 74     void Update();
 75 };
 76 
 77 #include "G4VStateDependent.hh"
 78 #include "G4ApplicationState.hh"
 79 
 80 class GRGeomImpBiasWorldStateNotifier : public G4VStateDependent
 81 {
 82   public:
 83     GRGeomImpBiasWorldStateNotifier(GRGeomImpBiasWorld* bw)
 84     : biasWorld(bw)
 85     {;}
 86     virtual ~GRGeomImpBiasWorldStateNotifier()
 87     {;}
 88     virtual G4bool Notify(G4ApplicationState newState)
 89     {
 90       if(previousState == G4State_Idle && newState == G4State_GeomClosed)
 91       { biasWorld->Update(); }
 92       previousState = newState;
 93       return true;
 94     }
 95   private:
 96     GRGeomImpBiasWorld* biasWorld;
 97     G4ApplicationState previousState = G4State_PreInit;
 98 };
 99 
100 #endif
101