G4ClonedSmoothTrajectoryPoint.hh

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//
// G4ClonedSmoothTrajectoryPoint
//
// Class description:
//
// This class is identical to G4SmoothTrajectoryPoint class, but uses the
// singleton G4Allocator so that the master thread can safely
// delete the object instantiated by worker threads in sub-event
// parallel mode.
//
// Makoto Asai (JLab) - Oct.2024
// ---------------------------------------------------------------
//
#ifndef G4ClonedSmoothTrajectoryPoint_hh
#define G4ClonedSmoothTrajectoryPoint_hh 1
 
#include "G4Allocator.hh"  // Include from 'particle+matter'
#include "G4ThreeVector.hh"  // Include from 'geometry'
#include "G4VTrajectoryPoint.hh"
#include "G4Threading.hh"
#include "globals.hh"  // Include from 'global'
 
#include "trkgdefs.hh"
 
class G4SmoothTrajectoryPoint;
 
class G4ClonedSmoothTrajectoryPoint : public G4VTrajectoryPoint
{
 public:
  G4ClonedSmoothTrajectoryPoint() = default;
  G4ClonedSmoothTrajectoryPoint(G4ThreeVector pos, std::vector<G4ThreeVector>* auxiliaryPoints);
  G4ClonedSmoothTrajectoryPoint(const G4SmoothTrajectoryPoint& right);
  ~G4ClonedSmoothTrajectoryPoint() override;
 
  // Operators
  //
  inline void* operator new(size_t);
  inline void operator delete(void* aTrajectoryPoint);
  inline G4bool operator==(const G4ClonedSmoothTrajectoryPoint& right) const;
 
  // Get/Set functions
  //
  inline const G4ThreeVector GetPosition() const override { return fPosition; }
  inline const std::vector<G4ThreeVector>* GetAuxiliaryPoints() const override
  {
    return fAuxiliaryPointVector;
  }
 
  // Get method for HEPRep style attributes
  //
  const std::map<G4String, G4AttDef>* GetAttDefs() const override;
  std::vector<G4AttValue>* CreateAttValues() const override;
 
 private:
  G4ThreeVector fPosition{0., 0., 0.};
  std::vector<G4ThreeVector>* fAuxiliaryPointVector = nullptr;
};
 
extern G4TRACKING_DLL G4Allocator<G4ClonedSmoothTrajectoryPoint>*& aClonedSmoothTrajectoryPointAllocator();
 
inline void* G4ClonedSmoothTrajectoryPoint::operator new(size_t)
{
  if (aClonedSmoothTrajectoryPointAllocator() == nullptr) {
    aClonedSmoothTrajectoryPointAllocator() = new G4Allocator<G4ClonedSmoothTrajectoryPoint>;
  }
  return (void*)aClonedSmoothTrajectoryPointAllocator()->MallocSingle();
}
 
inline void G4ClonedSmoothTrajectoryPoint::operator delete(void* aTrajectoryPoint)
{
  aClonedSmoothTrajectoryPointAllocator()->FreeSingle((G4ClonedSmoothTrajectoryPoint*)aTrajectoryPoint);
}
 
inline G4bool G4ClonedSmoothTrajectoryPoint::operator==(const G4ClonedSmoothTrajectoryPoint& r) const
{
  return (this == &r);
}
 
#endif