Geant4DetectorConstruction.h

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//==========================================================================
//  AIDA Detector description implementation 
//--------------------------------------------------------------------------
// Copyright (C) Organisation europeenne pour la Recherche nucleaire (CERN)
// All rights reserved.
//
// For the licensing terms see $DD4hepINSTALL/LICENSE.
// For the list of contributors see $DD4hepINSTALL/doc/CREDITS.
//
// Author     : M.Frank
//
//==========================================================================
 
#ifndef DDG4_GEANT4DETECTORCONSTRUCTION_H
#define DDG4_GEANT4DETECTORCONSTRUCTION_H
 
// Framework include files
#include <DD4hep/DetElement.h>
#include <DDG4/Geant4Action.h>
 
// Forward declarations
class G4VUserDetectorConstruction;
class G4VSensitiveDetector;
class G4VPhysicalVolume;
class G4LogicalVolume;
class G4UserLimits;
class G4Material;
class G4Element;
class G4VSolid;
class G4Region;
 
namespace dd4hep {
 
  // Forward declarations
  class Detector;
 
  namespace sim {
 
    // Forward declarations
    class Geant4Kernel;
    class Geant4GeometryInfo;
    class Geant4AssemblyVolume;
    class Geant4DetectorConstruction;
    class Geant4DetectorConstructionContext;
    class Geant4DetectorConstructionSequence;
 
 
    class Geant4DetectorConstructionContext  {
    public:
#ifdef __CINT__
      Detector*     description;
#else
      Detector&     description;
#endif
      G4VPhysicalVolume*  world  { nullptr };
      Geant4GeometryInfo* geometry  { nullptr };
      G4VUserDetectorConstruction* detector  { nullptr };
      Geant4DetectorConstructionContext(Detector& l, G4VUserDetectorConstruction* d)
        : description(l), world(0), geometry(0), detector(d)  { }
      ~Geant4DetectorConstructionContext()             { }
      void setSensitiveDetector(G4LogicalVolume* vol, G4VSensitiveDetector* sd);
    };
 
 
    class Geant4DetectorConstruction : public Geant4Action {
    public:
      Geant4DetectorConstruction(Geant4Context* context, const std::string& nam);
      virtual ~Geant4DetectorConstruction();
      virtual void constructGeo(Geant4DetectorConstructionContext* ctxt);
      virtual void constructField(Geant4DetectorConstructionContext* ctxt);
      virtual void constructSensitives(Geant4DetectorConstructionContext* ctxt);
      virtual G4VSensitiveDetector* createSensitiveDetector(const std::string& type,
                                                            const std::string& name);
    };
 
 
    class Geant4DetectorConstructionSequence : public Geant4Action {
    protected:
      Actors<Geant4DetectorConstruction> m_actors;
 
    public:
      Geant4DetectorConstructionSequence(Geant4Context* context, const std::string& nam);
      virtual ~Geant4DetectorConstructionSequence();
      virtual void updateContext(Geant4Context* ctxt)  override;
      void adopt(Geant4DetectorConstruction* action);
      Geant4DetectorConstruction* get(const std::string& nam)  const;
      virtual void constructGeo(Geant4DetectorConstructionContext* ctxt);
      virtual void constructField(Geant4DetectorConstructionContext* ctxt);
      virtual void constructSensitives(Geant4DetectorConstructionContext* ctxt);
 
#if !defined(__CINT__)
 
 
      const std::map<Material, G4Material*>& materials() const;
      const std::map<Atom, G4Element*>& elements() const;
      const std::map<const TGeoShape*, G4VSolid*>& shapes() const;
      const std::map<Volume, G4LogicalVolume*>& volumes() const;
      const std::map<PlacedVolume, G4VPhysicalVolume*>& placements() const;
      const std::map<PlacedVolume, Geant4AssemblyVolume*>& assemblies() const;
 
      const std::map<LimitSet, G4UserLimits*>& limits() const;
      const std::map<Region, G4Region*>& regions() const;
#endif
 
    };
 
  }    // End namespace sim
}      // End namespace dd4hep
 
#endif // DDG4_GEANT4DETECTORCONSTRUCTION_H