G4SmoothTrajectory.cc

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//
// $Id: G4SmoothTrajectory.cc 110262 2018-05-17 14:25:55Z gcosmo $
//
//
// ---------------------------------------------------------------
//
// G4SmoothTrajectory.cc
//
// Contact:
//   Questions and comments to this code should be sent to
//     Katsuya Amako  (e-mail: Katsuya.Amako@kek.jp)
//     Makoto  Asai   (e-mail: asai@kekvax.kek.jp)
//     Takashi Sasaki (e-mail: Takashi.Sasaki@kek.jp)
//
// ---------------------------------------------------------------

#include "G4SmoothTrajectory.hh"
#include "G4SmoothTrajectoryPoint.hh"
#include "G4ParticleTable.hh"
#include "G4AttDefStore.hh"
#include "G4AttDef.hh"
#include "G4AttValue.hh"
#include "G4UIcommand.hh"
#include "G4UnitsTable.hh"

//#define G4ATTDEBUG
#ifdef G4ATTDEBUG
#include "G4AttCheck.hh"
#endif

G4Allocator<G4SmoothTrajectory>*& aSmoothTrajectoryAllocator()
{
    G4ThreadLocalStatic G4Allocator<G4SmoothTrajectory>* _instance = nullptr;
    return _instance;
}

G4SmoothTrajectory::G4SmoothTrajectory()
:  positionRecord(0), fTrackID(0), fParentID(0),
   PDGEncoding( 0 ), PDGCharge(0.0), ParticleName(""),
   initialKineticEnergy( 0. ), initialMomentum( G4ThreeVector() )
{;}

G4SmoothTrajectory::G4SmoothTrajectory(const G4Track* aTrack)
{
   G4ParticleDefinition * fpParticleDefinition = aTrack->GetDefinition();
   ParticleName = fpParticleDefinition->GetParticleName();
   PDGCharge = fpParticleDefinition->GetPDGCharge();
   PDGEncoding = fpParticleDefinition->GetPDGEncoding();
   fTrackID = aTrack->GetTrackID();
   fParentID = aTrack->GetParentID();
   initialKineticEnergy = aTrack->GetKineticEnergy();
   initialMomentum = aTrack->GetMomentum();
   positionRecord = new TrajectoryPointContainer();
   // Following is for the first trajectory point
   positionRecord->push_back(new G4SmoothTrajectoryPoint(aTrack->GetPosition()));

   // The first point has no auxiliary points, so set the auxiliary
   // points vector to NULL
   positionRecord->push_back(new G4SmoothTrajectoryPoint(aTrack->GetPosition(), 0));
}

G4SmoothTrajectory::G4SmoothTrajectory(G4SmoothTrajectory & right):G4VTrajectory()
{
  ParticleName = right.ParticleName;
  PDGCharge = right.PDGCharge;
  PDGEncoding = right.PDGEncoding;
  fTrackID = right.fTrackID;
  fParentID = right.fParentID;
  initialKineticEnergy = right.initialKineticEnergy;
  initialMomentum = right.initialMomentum;
  positionRecord = new TrajectoryPointContainer();

  for(size_t i=0;i<right.positionRecord->size();i++)
  {
    G4SmoothTrajectoryPoint* rightPoint = (G4SmoothTrajectoryPoint*)((*(right.positionRecord))[i]);
    positionRecord->push_back(new G4SmoothTrajectoryPoint(*rightPoint));
  }
}

G4SmoothTrajectory::~G4SmoothTrajectory()
{
  if (positionRecord)
  {
    size_t i;
    for(i=0;i<positionRecord->size();i++)
    {
      delete  (*positionRecord)[i];
    }
    positionRecord->clear();
    delete positionRecord;
  }
}

void G4SmoothTrajectory::ShowTrajectory(std::ostream& os) const
{
  // Invoke the default implementation in G4VTrajectory...
  G4VTrajectory::ShowTrajectory(os);
  // ... or override with your own code here.
}

void G4SmoothTrajectory::DrawTrajectory() const
{
  // Invoke the default implementation in G4VTrajectory...
  G4VTrajectory::DrawTrajectory();
  // ... or override with your own code here.
}

const std::map<G4String,G4AttDef>* G4SmoothTrajectory::GetAttDefs() const
{
  G4bool isNew;
  std::map<G4String,G4AttDef>* store
    = G4AttDefStore::GetInstance("G4SmoothTrajectory",isNew);
  if (isNew) {

    G4String ID("ID");
    (*store)[ID] = G4AttDef(ID,"Track ID","Physics","","G4int");

    G4String PID("PID");
    (*store)[PID] = G4AttDef(PID,"Parent ID","Physics","","G4int");

    G4String PN("PN");
    (*store)[PN] = G4AttDef(PN,"Particle Name","Physics","","G4String");

    G4String Ch("Ch");
    (*store)[Ch] = G4AttDef(Ch,"Charge","Physics","e+","G4double");

    G4String PDG("PDG");
    (*store)[PDG] = G4AttDef(PDG,"PDG Encoding","Physics","","G4int");

    G4String IKE("IKE");
    (*store)[IKE] = 
      G4AttDef(IKE, "Initial kinetic energy",
         "Physics","G4BestUnit","G4double");

    G4String IMom("IMom");
    (*store)[IMom] = G4AttDef(IMom, "Initial momentum",
            "Physics","G4BestUnit","G4ThreeVector");

    G4String IMag("IMag");
    (*store)[IMag] = G4AttDef
      (IMag, "Initial momentum magnitude",
       "Physics","G4BestUnit","G4double");

    G4String NTP("NTP");
    (*store)[NTP] = G4AttDef(NTP,"No. of points","Physics","","G4int");

  }
  return store;
}


std::vector<G4AttValue>* G4SmoothTrajectory::CreateAttValues() const
{
  std::vector<G4AttValue>* values = new std::vector<G4AttValue>;

  values->push_back
    (G4AttValue("ID",G4UIcommand::ConvertToString(fTrackID),""));

  values->push_back
    (G4AttValue("PID",G4UIcommand::ConvertToString(fParentID),""));

  values->push_back(G4AttValue("PN",ParticleName,""));

  values->push_back
    (G4AttValue("Ch",G4UIcommand::ConvertToString(PDGCharge),""));

  values->push_back
    (G4AttValue("PDG",G4UIcommand::ConvertToString(PDGEncoding),""));

  values->push_back
    (G4AttValue("IKE",G4BestUnit(initialKineticEnergy,"Energy"),""));

  values->push_back
    (G4AttValue("IMom",G4BestUnit(initialMomentum,"Energy"),""));

  values->push_back
    (G4AttValue("IMag",G4BestUnit(initialMomentum.mag(),"Energy"),""));

  values->push_back
    (G4AttValue("NTP",G4UIcommand::ConvertToString(GetPointEntries()),""));

#ifdef G4ATTDEBUG
   G4cout << G4AttCheck(values,GetAttDefs());
#endif

  return values;
}

void G4SmoothTrajectory::AppendStep(const G4Step* aStep)
{
  positionRecord->push_back(
      new G4SmoothTrajectoryPoint(aStep->GetPostStepPoint()->GetPosition(),
          aStep->GetPointerToVectorOfAuxiliaryPoints()));
}
  
G4ParticleDefinition* G4SmoothTrajectory::GetParticleDefinition()
{
   return (G4ParticleTable::GetParticleTable()->FindParticle(ParticleName));
}

void G4SmoothTrajectory::MergeTrajectory(G4VTrajectory* secondTrajectory)
{
  if(!secondTrajectory) return;

  G4SmoothTrajectory* seco = (G4SmoothTrajectory*)secondTrajectory;
  G4int ent = seco->GetPointEntries();
  for(G4int i=1;i<ent;i++) // initial point of the second trajectory should not be merged
  { 
    positionRecord->push_back((*(seco->positionRecord))[i]);
  }
  delete (*seco->positionRecord)[0];
  seco->positionRecord->clear();
}