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//
// $Id: G4CellScorer.cc,v 1.4 2006/06/29 18:09:31 gunter Exp $
// GEANT4 tag $Name: geant4-09-03 $
//
// ----------------------------------------------------------------------
// GEANT 4 class source file
//
// G4CellScorer.cc
//
// ----------------------------------------------------------------------

#include "G4CellScorer.hh"
#include "G4GeometryCell.hh"
#include "G4Track.hh"
#include "G4EventManager.hh"
#include "G4Event.hh"

G4CellScorer::G4CellScorer()
{}

G4CellScorer::~G4CellScorer()
{}

void G4CellScorer::ScoreAnExitingStep(const G4Step &aStep,
				      const G4GeometryCell &pre_gCell){
  fCellScoreComposer.EstimatorCalculation(aStep);
  ScorePopulation(pre_gCell, aStep);
}

void G4CellScorer::ScoreAnEnteringStep(const G4Step &aStep,
				       const G4GeometryCell &post_gCell){
  // population counting
  ScorePopulation(post_gCell, aStep);
  // entering tracks
  fCellScoreComposer.TrackEnters();
}

void G4CellScorer::ScoreAnInVolumeStep(const G4Step &aStep,
				       const G4GeometryCell &post_gCell){
  // population counting
  ScorePopulation(post_gCell, aStep);
  // collisions counting
  if (aStep.GetPostStepPoint()->GetStepStatus() != fGeomBoundary) {
    fCellScoreComposer.SetCollisionWeight(aStep.GetTrack()->GetWeight());
  }

  // counting for step length estimators
  fCellScoreComposer.EstimatorCalculation(aStep);

}

void G4CellScorer::ScorePopulation(const G4GeometryCell &, 
				   const G4Step &aStep) {
  //    check for new event
  fTrackLogger.SetEventID(G4EventManager::GetEventManager()->
			  GetConstCurrentEvent()->
			  GetEventID());
  //    increase population
  if (fTrackLogger.FirstEnterance(aStep.GetTrack()->GetTrackID())) {
    fCellScoreComposer.NewTrackPopedUp();
  }
}

const G4CellScoreComposer &G4CellScorer::GetCellScoreComposer() const {
  return fCellScoreComposer;
}

const G4CellScoreValues &G4CellScorer::GetCellScoreValues() const {
  return fCellScoreComposer.GetStandardCellScoreValues();
}