G4Step.cc

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//
// $Id: G4Step.cc 68795 2013-04-05 13:24:46Z gcosmo $
//
//
//---------------------------------------------------------------
//
//  G4Step.cc
//
//  Description:
//    This class represents the Step of a particle tracked.
//    It includes information of 
//      1) List of Step points which compose the Step,
//      2) static information of particle which generated the 
//         Step, 
//      3) trackID and parent particle ID of the Step,
//      4) termination condition of the Step,
//
// Contact:
//   Questions and comments to this code should be sent to
//     Katsuya Amako  (e-mail: Katsuya.Amako@kek.jp)
//     Takashi Sasaki (e-mail: Takashi.Sasaki@kek.jp)
//
// ---------------------------------------------------------------

#include "G4Step.hh"

G4Step::G4Step()
  :  fTotalEnergyDeposit(0.0),fNonIonizingEnergyDeposit(0.0),
     fStepLength(0.), fpTrack(0), 
     fpSteppingControlFlag(NormalCondition),
     fFirstStepInVolume(false),
     fLastStepInVolume(false),
     fSecondary(0),
     nSecondaryByLastStep(0), secondaryInCurrentStep(),
     fpVectorOfAuxiliaryPointsPointer(0)
{
  fpPreStepPoint  = new G4StepPoint();
  fpPostStepPoint = new G4StepPoint();

  secondaryInCurrentStep = new std::vector<CT>;
}

G4Step::~G4Step()
{
  delete fpPreStepPoint;
  delete fpPostStepPoint;

  secondaryInCurrentStep->clear();
  delete secondaryInCurrentStep;

  if (fSecondary !=0 ) {
    fSecondary->clear();
    delete fSecondary;
  }
}

// Copy Counstructor and assignment operator

G4Step::G4Step(const G4Step& right)
  :  fTotalEnergyDeposit(right.fTotalEnergyDeposit),
     fNonIonizingEnergyDeposit(right.fNonIonizingEnergyDeposit),
     fStepLength(right.fStepLength), 
     fpTrack(right.fpTrack), 
     fpSteppingControlFlag(right.fpSteppingControlFlag),
     fFirstStepInVolume(right.fFirstStepInVolume),
     fLastStepInVolume(right.fLastStepInVolume),
     nSecondaryByLastStep(right.nSecondaryByLastStep), 
     secondaryInCurrentStep(right.secondaryInCurrentStep),
     fpVectorOfAuxiliaryPointsPointer(right.fpVectorOfAuxiliaryPointsPointer)
{
  if (right.fpPreStepPoint !=0) {
    fpPreStepPoint  = new G4StepPoint(*(right.fpPreStepPoint));
  } else {
    fpPreStepPoint  = new G4StepPoint();
  }
  if (right.fpPostStepPoint !=0) {
    fpPostStepPoint  = new G4StepPoint(*(right.fpPostStepPoint));
  } else {
    fpPostStepPoint  = new G4StepPoint();
  }

  if (right.fSecondary !=0) {
    fSecondary = new G4TrackVector(*(right.fSecondary));
  } else {
    fSecondary = new G4TrackVector();
  }
  secondaryInCurrentStep = new std::vector<CT>;
}

G4Step& G4Step::operator=(const G4Step & right)   
{
  if (this != &right){
    fTotalEnergyDeposit  = right.fTotalEnergyDeposit;
    fNonIonizingEnergyDeposit = right.fNonIonizingEnergyDeposit;
    fStepLength            = right.fStepLength; 
    fpTrack                = right.fpTrack; 
    fpSteppingControlFlag  = right.fpSteppingControlFlag;
    fFirstStepInVolume     = right.fFirstStepInVolume;
    fLastStepInVolume      = right.fLastStepInVolume;
    nSecondaryByLastStep   = right.nSecondaryByLastStep; 
    secondaryInCurrentStep = right.secondaryInCurrentStep;
    fpVectorOfAuxiliaryPointsPointer = right.fpVectorOfAuxiliaryPointsPointer;

    if (fpPreStepPoint !=0 ) delete fpPreStepPoint;
    if (right.fpPreStepPoint !=0) {
      fpPreStepPoint  = new G4StepPoint(*(right.fpPreStepPoint));
    } else {
      fpPreStepPoint  = new G4StepPoint();
    }
    if (fpPostStepPoint !=0 ) delete fpPostStepPoint;
    if (right.fpPostStepPoint !=0) {
      fpPostStepPoint  = new G4StepPoint(*(right.fpPostStepPoint));
    } else {
      fpPostStepPoint  = new G4StepPoint();
    }
    if (right.fSecondary !=0) {
      fSecondary = new G4TrackVector(*(right.fSecondary));
    } else {
      fSecondary = new G4TrackVector();
    }
  }
  return *this;
}

G4ThreeVector G4Step::GetDeltaMomentum() const
{ 
  static G4ThreadLocal G4bool isFirstTime = true;
  if (isFirstTime) {
    isFirstTime = false;
#ifdef G4VERBOSE
    G4Exception( "G4Step::GetDeltaMomentum()","Warning", JustWarning, 
     "This method is obsolete and will be removed soon");
#endif
  }

  return fpPostStepPoint->GetMomentum()
    - fpPreStepPoint->GetMomentum(); 
}

G4double G4Step::GetDeltaEnergy() const
{ 
  static G4ThreadLocal G4bool isFirstTime = true;
  if (isFirstTime) {
    isFirstTime = false;
#ifdef G4VERBOSE
    G4Exception( "G4Step::GetDeltaEnergy()","Warning", JustWarning, 
     "This method is obsolete and will be removed soon");
#endif
  }

  return fpPostStepPoint->GetKineticEnergy()
    - fpPreStepPoint->GetKineticEnergy(); 
}

const std::vector<const G4Track*>* G4Step::GetSecondaryInCurrentStep() const 
{
  secondaryInCurrentStep->clear();
  G4int nSecondary = fSecondary->size();
  for (G4int i=nSecondaryByLastStep; i<nSecondary; i++) {
    secondaryInCurrentStep->push_back((*fSecondary)[i]);
  }
  return  secondaryInCurrentStep;
}