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/// \file SAXSSensitiveDetectorHit.hh
/// \brief Definition of the SAXSSensitiveDetectorHit class
//
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#ifndef SAXSSensitiveDetectorHit_h
#define SAXSSensitiveDetectorHit_h 1

#include "G4VHit.hh"
#include "G4THitsCollection.hh"
#include "G4Allocator.hh"
#include "G4ThreeVector.hh"
#include "G4LogicalVolume.hh"
#include "G4Transform3D.hh"
#include "G4RotationMatrix.hh"

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/// Sensitive Detector hit
///
/// It records:
/// - the spatial coordinate of the hit
/// - the time at which the hit occurred
/// - the type, ID, weight, momentum and energy of the impinging particle 
/// - the ID of the impinging particle parent

class SAXSSensitiveDetectorHit : public G4VHit
{
public:
  SAXSSensitiveDetectorHit();    
  SAXSSensitiveDetectorHit(const SAXSSensitiveDetectorHit &right);
  virtual ~SAXSSensitiveDetectorHit(){;}

  const SAXSSensitiveDetectorHit& operator=(const SAXSSensitiveDetectorHit &right);
  
  int operator==(const SAXSSensitiveDetectorHit &right) const;
  
  inline void *operator new(size_t);
  inline void operator delete(void *aHit);
  
  virtual void Draw();
  virtual void Print();
  
private:
  G4int fTrackID;
  G4int fTrackIDP;
  G4double fTime;
  G4ThreeVector fPos;
  G4ThreeVector fMom;
  G4double fEnergy;
  G4int fType;
  G4double fWeight;
  
public:
  inline void SetTrackID(G4int z) {fTrackID = z;}
  inline G4int GetTrackID() const {return fTrackID;}
  
  inline void SetTrackIDP(G4int z) {fTrackIDP = z;}
  inline G4int GetTrackIDP() const {return fTrackIDP;}
  
  inline void SetTime(G4double t) {fTime = t;}
  inline G4double GetTime() const {return fTime;}
  
  inline void SetPos(G4ThreeVector xyz) {fPos = xyz;}
  inline G4ThreeVector GetPos() const {return fPos;}
  
  inline void SetMom(G4ThreeVector xyz) {fMom = xyz;}
  inline G4ThreeVector GetMom() const {return fMom;}
  
  inline void SetEnergy(G4double energy) {fEnergy = energy;}
  inline G4double GetEnergy() const {return fEnergy;}
  
  inline void SetType(G4int type) {fType = type;}
  inline G4int GetType() const {return fType;}
  
  inline void SetWeight(G4double weight) {fWeight = weight;}
  inline G4double GetWeight() const {return fWeight;}
};

using SensitiveDetectorHitsCollection = G4THitsCollection<SAXSSensitiveDetectorHit>;

extern G4ThreadLocal G4Allocator<SAXSSensitiveDetectorHit> *hitAllocator;

inline void* SAXSSensitiveDetectorHit::operator new(size_t)
{
  if (!hitAllocator)
  {
      hitAllocator = new G4Allocator<SAXSSensitiveDetectorHit>;
  }
  return hitAllocator->MallocSingle();
}

inline void SAXSSensitiveDetectorHit::operator delete(void *aHit)
{
    if (!hitAllocator)
    {
        hitAllocator = new G4Allocator<SAXSSensitiveDetectorHit>;
    }
    hitAllocator->FreeSingle((SAXSSensitiveDetectorHit*) aHit);
}

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#endif