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geant4/source/digits_hits/scorer/src/G4PSPassageTrackLength.cc
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//
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//
// $Id: G4PSPassageTrackLength.cc 81087 2014-05-20 15:44:27Z gcosmo $
//
// G4PSPassageTrackLength
#include "G4PSPassageTrackLength.hh"
#include "G4StepStatus.hh"
#include "G4Track.hh"
#include "G4UnitsTable.hh"
////////////////////////////////////////////////////////////////////////////////
// (Description)
// This is a primitive scorer class for scoring only track length.
// The tracks which passed a geometry is taken into account.
//
//
// Created: 2005-11-14 Tsukasa ASO, Akinori Kimura.
// 2010-07-22 Introduce Unit specification.
//
///////////////////////////////////////////////////////////////////////////////
G4PSPassageTrackLength::G4PSPassageTrackLength(G4String name, G4int depth)
:G4VPrimitiveScorer(name,depth),HCID(-1),fCurrentTrkID(-1),fTrackLength(0.),
EvtMap(0),weighted(false)
{
SetUnit("mm");
}
G4PSPassageTrackLength::G4PSPassageTrackLength(G4String name,
const G4String& unit,
G4int depth)
:G4VPrimitiveScorer(name,depth),HCID(-1),fCurrentTrkID(-1),fTrackLength(0.),
EvtMap(0),weighted(false)
{
SetUnit(unit);
}
G4PSPassageTrackLength::~G4PSPassageTrackLength()
{;}
G4bool G4PSPassageTrackLength::ProcessHits(G4Step* aStep,G4TouchableHistory*)
{
if ( IsPassed(aStep) ) {
G4int index = GetIndex(aStep);
EvtMap->add(index,fTrackLength);
}
return TRUE;
}
G4bool G4PSPassageTrackLength::IsPassed(G4Step* aStep){
G4bool Passed = FALSE;
G4bool IsEnter = aStep->GetPreStepPoint()->GetStepStatus() == fGeomBoundary;
G4bool IsExit = aStep->GetPostStepPoint()->GetStepStatus() == fGeomBoundary;
G4int trkid = aStep->GetTrack()->GetTrackID();
G4double trklength = aStep->GetStepLength();
if(weighted) trklength *= aStep->GetPreStepPoint()->GetWeight();
if ( IsEnter &&IsExit ){ // Passed at one step
fTrackLength = trklength; // Track length is absolutely given.
Passed = TRUE;
}else if ( IsEnter ){ // Enter a new geometry
fCurrentTrkID = trkid; // Resetting the current track.
fTrackLength = trklength;
}else if ( IsExit ){ // Exit a current geometry
if ( fCurrentTrkID == trkid ) {
fTrackLength += trklength; // Adding the track length to current one,
Passed = TRUE; // if the track is same as entered.
}
}else{ // Inside geometry
if ( fCurrentTrkID == trkid ){ // Adding the track length to current one ,
fTrackLength += trklength; // if the track is same as entered.
}
}
return Passed;
}
void G4PSPassageTrackLength::Initialize(G4HCofThisEvent* HCE)
{
fCurrentTrkID = -1;
EvtMap = new G4THitsMap<G4double>(detector->GetName(),GetName());
if ( HCID < 0 ) HCID = GetCollectionID(0);
HCE->AddHitsCollection(HCID,EvtMap);
}
void G4PSPassageTrackLength::EndOfEvent(G4HCofThisEvent*)
{;}
void G4PSPassageTrackLength::clear(){
EvtMap->clear();
}
void G4PSPassageTrackLength::DrawAll()
{;}
void G4PSPassageTrackLength::PrintAll()
{
G4cout << " MultiFunctionalDet " << detector->GetName() << G4endl;
G4cout << " PrimitiveSenstivity " << GetName() << G4endl;
G4cout << " Number of entries " << EvtMap->entries() << G4endl;
std::map<G4int,G4double*>::iterator itr = EvtMap->GetMap()->begin();
for(; itr != EvtMap->GetMap()->end(); itr++) {
G4cout << " copy no.: " << itr->first
<< " track length : "
<< *(itr->second)/GetUnitValue()
<< " [" << GetUnit()<< "]"
<< G4endl;
}
}
void G4PSPassageTrackLength::SetUnit(const G4String& unit)
{
CheckAndSetUnit(unit,"Length");
}