include/Geant4/G4ClonedSmoothTrajectoryPoint.hh

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0025 //
0026 // G4ClonedSmoothTrajectoryPoint
0027 //
0028 // Class description:
0029 //
0030 // This class is identical to G4SmoothTrajectoryPoint class, but uses the
0031 // singleton G4Allocator so that the master thread can safely
0032 // delete the object instantiated by worker threads in sub-event
0033 // parallel mode.
0034 //
0035 // Makoto Asai (JLab) - Oct.2024
0036 // ---------------------------------------------------------------
0037 //
0038 #ifndef G4ClonedSmoothTrajectoryPoint_hh
0039 #define G4ClonedSmoothTrajectoryPoint_hh 1
0040
0041 #include "G4Allocator.hh"  // Include from 'particle+matter'
0042 #include "G4ThreeVector.hh"  // Include from 'geometry'
0043 #include "G4VTrajectoryPoint.hh"
0044 #include "G4Threading.hh"
0045 #include "globals.hh"  // Include from 'global'
0046
0047 #include "trkgdefs.hh"
0048
0049 class G4SmoothTrajectoryPoint;
0050
0051 class G4ClonedSmoothTrajectoryPoint : public G4VTrajectoryPoint
0052 {
0053  public:
0054   G4ClonedSmoothTrajectoryPoint() = default;
0055   G4ClonedSmoothTrajectoryPoint(G4ThreeVector pos, std::vector<G4ThreeVector>* auxiliaryPoints);
0056   G4ClonedSmoothTrajectoryPoint(const G4SmoothTrajectoryPoint& right);
0057   ~G4ClonedSmoothTrajectoryPoint() override;
0058
0059   // Operators
0060   //
0061   inline void* operator new(size_t);
0062   inline void operator delete(void* aTrajectoryPoint);
0063   inline G4bool operator==(const G4ClonedSmoothTrajectoryPoint& right) const;
0064
0065   // Get/Set functions
0066   //
0067   inline const G4ThreeVector GetPosition() const override { return fPosition; }
0068   inline const std::vector<G4ThreeVector>* GetAuxiliaryPoints() const override
0069   {
0070     return fAuxiliaryPointVector;
0071   }
0072
0073   // Get method for HEPRep style attributes
0074   //
0075   const std::map<G4String, G4AttDef>* GetAttDefs() const override;
0076   std::vector<G4AttValue>* CreateAttValues() const override;
0077
0078  private:
0079   G4ThreeVector fPosition{0., 0., 0.};
0080   std::vector<G4ThreeVector>* fAuxiliaryPointVector = nullptr;
0081 };
0082
0083 extern G4TRACKING_DLL G4Allocator<G4ClonedSmoothTrajectoryPoint>*& aClonedSmoothTrajectoryPointAllocator();
0084
0085 inline void* G4ClonedSmoothTrajectoryPoint::operator new(size_t)
0086 {
0087   if (aClonedSmoothTrajectoryPointAllocator() == nullptr) {
0088     aClonedSmoothTrajectoryPointAllocator() = new G4Allocator<G4ClonedSmoothTrajectoryPoint>;
0089   }
0090   return (void*)aClonedSmoothTrajectoryPointAllocator()->MallocSingle();
0091 }
0092
0093 inline void G4ClonedSmoothTrajectoryPoint::operator delete(void* aTrajectoryPoint)
0094 {
0095   aClonedSmoothTrajectoryPointAllocator()->FreeSingle((G4ClonedSmoothTrajectoryPoint*)aTrajectoryPoint);
0096 }
0097
0098 inline G4bool G4ClonedSmoothTrajectoryPoint::operator==(const G4ClonedSmoothTrajectoryPoint& r) const
0099 {
0100   return (this == &r);
0101 }
0102
0103 #endif