G4MultiSensitiveDetector.hh

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#ifndef G4MULTISENSITIVEDETECTOR_H
#define G4MULTISENSITIVEDETECTOR_H
 
#include "G4VSensitiveDetector.hh"
 
#include <vector>
 
// class description:
// This class allows to assign multiple sensitive detectors to a single
// logical-volume.
// SDs are added to this proxy and an instance of the proxy is assigned
// to the logical volume. Calls to SD methods are forwarded to ALL
// user-defined SD that are added.
 
class G4MultiSensitiveDetector : public G4VSensitiveDetector
{
 public:
  using sds_t = std::vector<G4VSensitiveDetector*>;
  using sdsConstIter = sds_t::const_iterator;
 
 public:
  using G4VSensitiveDetector::G4VSensitiveDetector;
  ~G4MultiSensitiveDetector() override = default;
 
  G4MultiSensitiveDetector(const G4MultiSensitiveDetector& rhs) = default;
  G4MultiSensitiveDetector& operator=(const G4MultiSensitiveDetector& rhs) = default;
 
 public:
  // interface from G4VSensitiveDetector starts here.
  // See G4VSensitiveDetector for documentation.
  // All these methods forward the call to each of the SD
  // attached to this proxy.
  void Initialize(G4HCofThisEvent*) override;
  void EndOfEvent(G4HCofThisEvent*) override;
  void clear() override;
  void DrawAll() override;
  void PrintAll() override;
 
  // Return clone of this detector
  // Requires all held SDs to be cloneable
  G4VSensitiveDetector* Clone() const override;
 
  G4VSensitiveDetector* GetSD(const int i) const { return fSensitiveDetectors[i]; }
 
  sds_t::size_type GetSize() const { return fSensitiveDetectors.size(); }
  sdsConstIter GetBegin() const { return fSensitiveDetectors.begin(); }
  sdsConstIter GetEnd() const { return fSensitiveDetectors.end(); }
  void ClearSDs() { fSensitiveDetectors.clear(); }
  void AddSD(G4VSensitiveDetector* sd) { fSensitiveDetectors.push_back(sd); }
 
 protected:
  // The return value is an AND of the called SDs return values.
  // This method will call the "Hit(G4Step*)" method of all
  // added SDs. Note that the ROhist of this method is not used
  G4bool ProcessHits(G4Step* aStep, G4TouchableHistory* ROhist) override;
 
  // The following method does not have a meaning for this concrete class
  G4int GetCollectionID(G4int i) final;
 
 private:
  sds_t fSensitiveDetectors;
};
 
#endif  // G4MULTISENSITIVEDETECTOR_H