tracking/include/G4TrajectoryPoint.hh

0001 //
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0025 //
0026 // G4TrajectoryPoint
0027 //
0028 // Class description:
0029 //
0030 // This class represents the trajectory point of a particle being tracked.
0031
0032 // Contact:
0033 //   Questions and comments to this code should be sent to
0034 //     Katsuya Amako  (e-mail: Katsuya.Amako@kek.jp)
0035 //     Takashi Sasaki (e-mail: Takashi.Sasaki@kek.jp)
0036 // --------------------------------------------------------------------
0037 #ifndef G4TrajectoryPoint_hh
0038 #define G4TrajectoryPoint_hh 1
0039
0040 #include "G4Allocator.hh"  // Include from 'particle+matter'
0041 #include "G4ThreeVector.hh"  // Include from 'geometry'
0042 #include "G4VTrajectoryPoint.hh"
0043 #include "globals.hh"  // Include from 'global'
0044
0045 #include "trkgdefs.hh"
0046 class G4ClonedTrajectoryPoint;
0047
0048 class G4TrajectoryPoint : public G4VTrajectoryPoint
0049 {
0050   friend class G4ClonedTrajectoryPoint;
0051
0052  public:
0053   // Constructors/Destructor
0054
0055   G4TrajectoryPoint() = default;
0056   G4TrajectoryPoint(G4ThreeVector pos);
0057   G4TrajectoryPoint(const G4TrajectoryPoint& right);
0058   ~G4TrajectoryPoint() override;
0059
0060   // Operators
0061
0062   inline void* operator new(size_t);
0063   inline void operator delete(void* aTrajectoryPoint);
0064   inline G4bool operator==(const G4TrajectoryPoint& right) const;
0065
0066   // Get/Set functions
0067
0068   inline const G4ThreeVector GetPosition() const override { return fPosition; }
0069
0070   // Get method for HEPRep style attributes
0071   const std::map<G4String, G4AttDef>* GetAttDefs() const override;
0072   std::vector<G4AttValue>* CreateAttValues() const override;
0073
0074  private:
0075   G4ThreeVector fPosition{0., 0., 0.};
0076 };
0077
0078 extern G4TRACKING_DLL G4Allocator<G4TrajectoryPoint>*& aTrajectoryPointAllocator();
0079
0080 inline void* G4TrajectoryPoint::operator new(size_t)
0081 {
0082   if (aTrajectoryPointAllocator() == nullptr) {
0083     aTrajectoryPointAllocator() = new G4Allocator<G4TrajectoryPoint>;
0084   }
0085   return (void*)aTrajectoryPointAllocator()->MallocSingle();
0086 }
0087
0088 inline void G4TrajectoryPoint::operator delete(void* aTrajectoryPoint)
0089 {
0090   aTrajectoryPointAllocator()->FreeSingle((G4TrajectoryPoint*)aTrajectoryPoint);
0091 }
0092
0093 inline G4bool G4TrajectoryPoint::operator==(const G4TrajectoryPoint& right) const
0094 {
0095   return (this == &right);
0096 }
0097
0098 #endif