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geant4/source/tracking/include/G4ClonedTrajectory.hh
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2024-12-06 11:11:40 +01:00

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//
// ********************************************************************
// * License and Disclaimer *
// * *
// * The Geant4 software is copyright of the Copyright Holders of *
// * the Geant4 Collaboration. It is provided under the terms and *
// * conditions of the Geant4 Software License, included in the file *
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// * include a list of copyright holders. *
// * *
// * Neither the authors of this software system, nor their employing *
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// * work make any representation or warranty, express or implied, *
// * regarding this software system or assume any liability for its *
// * use. Please see the license in the file LICENSE and URL above *
// * for the full disclaimer and the limitation of liability. *
// * *
// * This code implementation is the result of the scientific and *
// * technical work of the GEANT4 collaboration. *
// * By using, copying, modifying or distributing the software (or *
// * any work based on the software) you agree to acknowledge its *
// * use in resulting scientific publications, and indicate your *
// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
// G4ClonedTrajectory
//
// Class description:
//
// This class is identical to G4Trajectory 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. This class object should be instantiated as
// a clone of G4Trajectory object.
//
// Makoto Asai (JLab) - Oct.2024
// --------------------------------------------------------------------
//
#ifndef G4ClonedTrajectory_hh
#define G4ClonedTrajectory_hh 1
#include "G4Allocator.hh"
#include "G4ParticleDefinition.hh" // Include from 'particle+matter'
#include "G4Step.hh"
#include "G4Track.hh"
#include "G4ClonedTrajectoryPoint.hh" // Include from 'tracking'
#include "G4VTrajectory.hh"
#include "G4ios.hh" // Include from 'system'
#include "globals.hh" // Include from 'global'
#include "G4Threading.hh"
#include "trkgdefs.hh"
#include <stdlib.h> // Include from 'system'
#include <vector>
class G4Polyline;
class G4Trajectory;
class G4ClonedTrajectory : public G4VTrajectory
{
using G4ClonedTrajectoryPointContainer = std::vector<G4VTrajectoryPoint*>;
public:
// Constructors/Destructor
G4ClonedTrajectory() = default;
G4ClonedTrajectory(const G4Trajectory&);
~G4ClonedTrajectory() override;
// Operators
inline void* operator new(size_t);
inline void operator delete(void*);
inline G4bool operator==(const G4ClonedTrajectory& r) const;
// Get/Set functions
inline G4int GetTrackID() const override { return fTrackID; }
inline G4int GetParentID() const override { return fParentID; }
inline G4String GetParticleName() const override { return ParticleName; }
inline G4double GetCharge() const override { return PDGCharge; }
inline G4int GetPDGEncoding() const override { return PDGEncoding; }
inline G4double GetInitialKineticEnergy() const { return initialKineticEnergy; }
inline G4ThreeVector GetInitialMomentum() const override { return initialMomentum; }
// Other member functions
void ShowTrajectory(std::ostream& os = G4cout) const override;
void DrawTrajectory() const override;
void AppendStep(const G4Step* aStep) override;
G4int GetPointEntries() const override { return G4int(positionRecord->size()); }
G4VTrajectoryPoint* GetPoint(G4int i) const override { return (*positionRecord)[i]; }
void MergeTrajectory(G4VTrajectory* secondTrajectory) override;
G4ParticleDefinition* GetParticleDefinition();
const std::map<G4String, G4AttDef>* GetAttDefs() const override;
std::vector<G4AttValue>* CreateAttValues() const override;
private:
G4ClonedTrajectoryPointContainer* positionRecord = nullptr;
G4int fTrackID = 0;
G4int fParentID = 0;
G4int PDGEncoding = 0;
G4double PDGCharge = 0.0;
G4String ParticleName = "dummy";
G4double initialKineticEnergy = 0.0;
G4ThreeVector initialMomentum;
};
extern G4TRACKING_DLL G4Allocator<G4ClonedTrajectory>*& aClonedTrajectoryAllocator();
inline void* G4ClonedTrajectory::operator new(size_t)
{
if (aClonedTrajectoryAllocator() == nullptr) {
aClonedTrajectoryAllocator() = new G4Allocator<G4ClonedTrajectory>;
}
return (void*)aClonedTrajectoryAllocator()->MallocSingle();
}
inline void G4ClonedTrajectory::operator delete(void* aTrajectory)
{
aClonedTrajectoryAllocator()->FreeSingle((G4ClonedTrajectory*)aTrajectory);
}
inline G4bool G4ClonedTrajectory::operator==(const G4ClonedTrajectory& r) const { return (this == &r); }
#endif