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/// \file ExN04MuonSD.cc
/// \brief Implementation of the ExN04MuonSD class

#include "ExN04MuonSD.hh"

#include "ExN04MuonHit.hh"

#include "G4HCofThisEvent.hh"
#include "G4Step.hh"
#include "G4SystemOfUnits.hh"
#include "G4TouchableHistory.hh"
#include "G4Track.hh"
#include "G4ios.hh"

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
ExN04MuonSD::ExN04MuonSD(G4String name)
  : G4VSensitiveDetector(name), fMuonCollection(NULL), fPositionResolution(5 * cm)
{
  G4String HCname;
  collectionName.insert(HCname = "muonCollection");
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
ExN04MuonSD::~ExN04MuonSD()
{
  ;
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
void ExN04MuonSD::Initialize(G4HCofThisEvent* HCE)
{
  static int HCID = -1;
  fMuonCollection = new ExN04MuonHitsCollection(SensitiveDetectorName, collectionName[0]);
  if (HCID < 0) {
    HCID = GetCollectionID(0);
  }
  HCE->AddHitsCollection(HCID, fMuonCollection);
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
G4bool ExN04MuonSD::ProcessHits(G4Step* aStep, G4TouchableHistory*)
{
  G4double edep = aStep->GetTotalEnergyDeposit();

  if (edep == 0.) return true;

  ExN04MuonHit* aHit;
  int nHit = fMuonCollection->entries();
  G4ThreeVector hitpos = aStep->GetPreStepPoint()->GetPosition();
  for (int i = 0; i < nHit; i++) {
    aHit = (*fMuonCollection)[i];
    G4ThreeVector pos = aHit->GetPos();
    G4double dist2 =
      sqr(pos.x() - hitpos.x()) + sqr(pos.y() - hitpos.y()) + sqr(pos.z() - hitpos.z());
    if (dist2 <= sqr(fPositionResolution)) aHit->AddEdep(edep);
    return true;
  }

  aHit = new ExN04MuonHit();
  aHit->SetEdep(edep);
  aHit->SetPos(aStep->GetPreStepPoint()->GetPosition());
  fMuonCollection->insert(aHit);

  return true;
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
void ExN04MuonSD::EndOfEvent(G4HCofThisEvent*) {}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
void ExN04MuonSD::clear() {}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
void ExN04MuonSD::DrawAll() {}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
void ExN04MuonSD::PrintAll() {}
