DriftChamberHit.hh

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/// \file B5/include/DriftChamberHit.hh
/// \brief Definition of the B5::DriftChamberHit class
 
#ifndef B5DriftChamberHit_h
#define B5DriftChamberHit_h 1
 
#include "G4VHit.hh"
#include "G4THitsCollection.hh"
#include "G4Allocator.hh"
#include "G4ThreeVector.hh"
#include "G4LogicalVolume.hh"
#include "G4Transform3D.hh"
#include "G4RotationMatrix.hh"
 
class G4AttDef;
class G4AttValue;
 
namespace B5
{
 
/// Drift chamber hit
///
/// It records:
/// - the layer ID
/// - the particle time
/// - the particle local and global positions
 
class DriftChamberHit : public G4VHit
{
  public:
    DriftChamberHit() = default;
    DriftChamberHit(G4int layerID);
    DriftChamberHit(const DriftChamberHit &right) = default;
    ~DriftChamberHit() override = default;
 
    DriftChamberHit& operator=(const DriftChamberHit &right) = default;
    G4bool operator==(const DriftChamberHit &right) const;
 
    inline void *operator new(size_t);
    inline void operator delete(void *aHit);
 
    void Draw() override;
    const std::map<G4String,G4AttDef>* GetAttDefs() const override;
    std::vector<G4AttValue>* CreateAttValues() const override;
    void Print() override;
 
    void SetLayerID(G4int z) { fLayerID = z; }
    G4int GetLayerID() const { return fLayerID; }
 
    void SetTime(G4double t) { fTime = t; }
    G4double GetTime() const { return fTime; }
 
    void SetLocalPos(G4ThreeVector xyz) { fLocalPos = xyz; }
    G4ThreeVector GetLocalPos() const { return fLocalPos; }
 
    void SetWorldPos(G4ThreeVector xyz) { fWorldPos = xyz; }
    G4ThreeVector GetWorldPos() const { return fWorldPos; }
 
  private:
    G4int fLayerID = -1;
    G4double fTime = 0.;
    G4ThreeVector fLocalPos;
    G4ThreeVector fWorldPos;
};
 
using DriftChamberHitsCollection = G4THitsCollection<DriftChamberHit>;
 
extern G4ThreadLocal G4Allocator<DriftChamberHit>* DriftChamberHitAllocator;
 
inline void* DriftChamberHit::operator new(size_t)
{
  if (!DriftChamberHitAllocator) {
       DriftChamberHitAllocator = new G4Allocator<DriftChamberHit>;
  }
  return (void*)DriftChamberHitAllocator->MallocSingle();
}
 
inline void DriftChamberHit::operator delete(void* aHit)
{
  DriftChamberHitAllocator->FreeSingle((DriftChamberHit*) aHit);
}
 
}
 
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#endif