MaGeTrajectory.cc

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//
//
// $Id: MaGeTrajectory.cc,v 1.1.1.1 2004/11/08 17:53:42 gast Exp $
// GEANT4 tag $Name:  $
//
//
// ---------------------------------------------------------------
//
// MaGeTrajectory.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 "gerdaio/MaGeTrajectory.hh"
#include "gerdaio/MaGeTrajectoryPoint.hh"

#include "G4ParticleTable.hh"
#include "G4AttDefStore.hh"
#include "G4AttDef.hh"
#include "G4AttValue.hh"
#include "G4UnitsTable.hh"
#include "G4TouchableHistory.hh"
#include "G4ios.hh"
#include <strstream>
#include "G4VProcess.hh"
#include "G4VPhysicalVolume.hh"

G4Allocator<MaGeTrajectory> MaGeTrajectoryAllocator;

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

MaGeTrajectory::MaGeTrajectory(const G4Track* aTrack)
{
   G4ParticleDefinition * fpParticleDefinition = aTrack->GetDefinition();
   ParticleName = fpParticleDefinition->GetParticleName();
   PDGCharge = fpParticleDefinition->GetPDGCharge();
   PDGEncoding = fpParticleDefinition->GetPDGEncoding();
   fTrackID = aTrack->GetTrackID();
   fParentID = aTrack->GetParentID();
   initialMomentum = aTrack->GetMomentum();
   positionRecord = new MaGeTrajectoryPointContainer();
   // Following is for the first trajectory point
/*
   if (aTrack->GetVolume()!=0) {
     positionRecord->push_back(new MaGeTrajectoryPoint
      (aTrack->GetPosition(),aTrack->GetVolume()->GetName()));
   }
   else {
     positionRecord->push_back(new MaGeTrajectoryPoint
      (aTrack->GetPosition(), "tempvolume"));
   }
*/
/*
  PROBLEM to be solved: how to get volume name from aTrack
*/
   positionRecord->push_back(new MaGeTrajectoryPoint(aTrack->GetPosition()));
//   G4cout<<" xxx "<<aTrack->GetVolume()->GetName()<<G4endl;
}

MaGeTrajectory::MaGeTrajectory(MaGeTrajectory & right):G4VTrajectory()
{
  ParticleName = right.ParticleName;
  PDGCharge = right.PDGCharge;
  PDGEncoding = right.PDGEncoding;
  fTrackID = right.fTrackID;
  fParentID = right.fParentID;
  initialMomentum = right.initialMomentum;
  positionRecord = new MaGeTrajectoryPointContainer();

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

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

  delete positionRecord;
}

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

void MaGeTrajectory::DrawTrajectory(G4int i_mode) const
{
  // Invoke the default implementation in G4VTrajectory...
  G4VTrajectory::DrawTrajectory(i_mode);
  // ... or override with your own code here.
}

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

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

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

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

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

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

    G4String IMom("IMom");
    (*store)[IMom] = G4AttDef(IMom, "Momentum of track at start of trajectory",
                              "Physics","","G4ThreeVector");

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

  }
  return store;
}

std::vector<G4AttValue>* MaGeTrajectory::CreateAttValues() const
{
  char c[100];
  std::ostrstream s(c,100);

  std::vector<G4AttValue>* values = new std::vector<G4AttValue>;

  s.seekp(std::ios::beg);
  s << fTrackID << std::ends;
  values->push_back(G4AttValue("ID",c,""));

  s.seekp(std::ios::beg);
  s << fParentID << std::ends;
  values->push_back(G4AttValue("PID",c,""));

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

  s.seekp(std::ios::beg);
  s << PDGCharge << std::ends;
  values->push_back(G4AttValue("Ch",c,""));

  s.seekp(std::ios::beg);
  s << PDGEncoding << std::ends;
  values->push_back(G4AttValue("PDG",c,""));

  s.seekp(std::ios::beg);
  s << G4BestUnit(initialMomentum,"Energy") << std::ends;
  values->push_back(G4AttValue("IMom",c,""));

  s.seekp(std::ios::beg);
  s << GetPointEntries() << std::ends;
  values->push_back(G4AttValue("NTP",c,""));

  return values;
}

void MaGeTrajectory::AppendStep(const G4Step* aStep)
{
/*
   positionRecord->push_back( new MaGeTrajectoryPoint(aStep->GetPostStepPoint()->
                                 GetPosition() ));
*/
    MaGeTrajectoryPoint* oneTrajectoryPoint = new MaGeTrajectoryPoint();
    oneTrajectoryPoint->SetPosition(aStep->GetPostStepPoint()->GetPosition());
    oneTrajectoryPoint->SetEnergyLost(aStep->GetTotalEnergyDeposit());
    oneTrajectoryPoint->SetStepLength(aStep->GetStepLength());

    oneTrajectoryPoint->SetTrackLength(aStep->GetTrack()->GetTrackLength());

    G4TouchableHistory* theTouchable
      = (G4TouchableHistory*)(aStep->GetPostStepPoint()->GetTouchable());
    if (theTouchable->GetVolume()!=0){
      oneTrajectoryPoint->SetVolumeName( theTouchable->GetVolume()->GetName() );
    }
    else { 
      oneTrajectoryPoint->SetVolumeName("outofworld"); 
    }
    oneTrajectoryPoint->SetProcessName( aStep->GetPostStepPoint()
                       ->GetProcessDefinedStep()->GetProcessName() );

    positionRecord->push_back(oneTrajectoryPoint);
}
  
G4ParticleDefinition* MaGeTrajectory::GetParticleDefinition()
{
   return (G4ParticleTable::GetParticleTable()->FindParticle(ParticleName));
}

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

  MaGeTrajectory* seco = (MaGeTrajectory*)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]);
    //    positionRecord->push_back(seco->positionRecord->removeAt(1));
  }
  delete (*seco->positionRecord)[0];
  seco->positionRecord->clear();
}

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