B02PSScoringDetectorConstruction.cc

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// $Id$
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#include "globals.hh"
#include <sstream>

#include "B02PSScoringDetectorConstruction.hh"

#include "G4Material.hh"
#include "G4Tubs.hh"
#include "G4LogicalVolume.hh"
#include "G4ThreeVector.hh"
#include "G4PVPlacement.hh"
#include "G4PhysicalConstants.hh"
#include "G4SystemOfUnits.hh"

// For Primitive Scorers
#include "G4SDManager.hh"
#include "G4MultiFunctionalDetector.hh"
#include "G4SDParticleFilter.hh"
#include "G4PSNofCollision.hh"
#include "G4PSPopulation.hh"
#include "G4PSTrackCounter.hh"
#include "G4PSTrackLength.hh"



B02PSScoringDetectorConstruction::B02PSScoringDetectorConstruction(G4String worldName)
  :G4VUserParallelWorld(worldName),fLogicalVolumeVector()
{
  //  Construct();
}

B02PSScoringDetectorConstruction::~B02PSScoringDetectorConstruction()
{
  fLogicalVolumeVector.clear();
}

void B02PSScoringDetectorConstruction::Construct()
{  

  G4cout << " constructing parallel world " << G4endl;

  //GetWorld methods create a clone of the mass world to the parallel world (!)
  // via the transportation manager
  ghostWorld = GetWorld();
  G4LogicalVolume* worldLogical = ghostWorld->GetLogicalVolume();
  fLogicalVolumeVector.push_back(worldLogical);

  G4String name("none");
  G4double density(universe_mean_density), temperature(0), pressure(0);

  name = "Galactic";
  density     = universe_mean_density;            //from PhysicalConstants.h
  pressure    = 3.e-18*pascal;
  temperature = 2.73*kelvin;
  G4cout << density << " " << kStateGas << G4endl;
  G4Material *Galactic = 
    new G4Material(name, 1., 1.01*g/mole, density,
                   kStateGas,temperature,pressure);


  //fPVolumeStore.AddPVolume(G4GeometryCell(*ghostWorld, 0));




  // creating 18 slobs of 10 cm thicknes

  G4double innerRadiusShield = 0*cm;
  G4double outerRadiusShield = 100*cm;
  G4double hightShield       = 5*cm;
  G4double startAngleShield  = 0*deg;
  G4double spanningAngleShield    = 360*deg;

  G4Tubs *aShield = new G4Tubs("aShield",
                               innerRadiusShield,
                               outerRadiusShield,
                               hightShield,
                               startAngleShield,
                               spanningAngleShield);
  
  // logical parallel cells

  G4LogicalVolume *aShield_log = 
    new G4LogicalVolume(aShield, Galactic, "aShield_log");
  fLogicalVolumeVector.push_back(aShield_log);

  // physical parallel cells

  G4int i = 1;
  G4double startz = -85*cm; 
  for (i=1; i<=18; ++i) {
   
    name = GetCellName(i);
    
    G4double pos_x = 0*cm;
    G4double pos_y = 0*cm;
    G4double pos_z = startz + (i-1) * (2*hightShield);
    new G4PVPlacement(0, 
                     G4ThreeVector(pos_x, pos_y, pos_z),
                     aShield_log, 
                     name, 
                     worldLogical, 
                     false, 
                     i);
    //G4GeometryCell cell(*pvol, i);
    //fPVolumeStore.AddPVolume(cell);
  }

  // filling the rest of the world volumr behind the concrete with
  // another slob which should get the same importance value as the 
  // last slob
  innerRadiusShield = 0*cm;
  outerRadiusShield = 100*cm;
  hightShield       = 5*cm;   
  startAngleShield  = 0*deg;
  spanningAngleShield    = 360*deg;

  G4Tubs *aRest = new G4Tubs("Rest",
                             innerRadiusShield,
                             outerRadiusShield,
                             hightShield,
                             startAngleShield,
                             spanningAngleShield);
  
  G4LogicalVolume *aRest_log = 
    new G4LogicalVolume(aRest, Galactic, "aRest_log");
  name = GetCellName(19);
  fLogicalVolumeVector.push_back(aRest_log);
    
  G4double pos_x = 0*cm;
  G4double pos_y = 0*cm;
  G4double pos_z = 95*cm;
  new G4PVPlacement(0, 
                    G4ThreeVector(pos_x, pos_y, pos_z),
                    aRest_log, 
                    name, 
                    worldLogical, 
                    false, 
                    19); // i = 19
  //G4GeometryCell cell(*pvol, i);
  //fPVolumeStore.AddPVolume(cell);

  SetSensitive();

}

G4String B02PSScoringDetectorConstruction::GetCellName(G4int i) {
  std::ostringstream os;
  os << "cell_";
  if (i<10) {
    os << "0";
  }
  os << i;
  G4String name = os.str();
  return name;
}

G4VPhysicalVolume *B02PSScoringDetectorConstruction::GetWorldVolume() {
   return ghostWorld;
}


G4VPhysicalVolume &B02PSScoringDetectorConstruction::GetWorldVolumeAddress() const{
  return *ghostWorld;
}

void B02PSScoringDetectorConstruction::SetSensitive(){

  //  -------------------------------------------------
  //   The collection names of defined Primitives are
  //   0       ConcreteSD/Collisions
  //   1       ConcreteSD/CollWeight
  //   2       ConcreteSD/Population
  //   3       ConcreteSD/TrackEnter
  //   4       ConcreteSD/SL
  //   5       ConcreteSD/SLW
  //   6       ConcreteSD/SLWE
  //   7       ConcreteSD/SLW_V
  //   8       ConcreteSD/SLWE_V
  //  -------------------------------------------------


  //================================================
  // Sensitive detectors : MultiFunctionalDetector
  //================================================
  //
  //  Sensitive Detector Manager.
  G4SDManager* SDman = G4SDManager::GetSDMpointer();
  //
  // Sensitive Detector Name
  G4String concreteSDname = "ConcreteSD";

  //------------------------
  // MultiFunctionalDetector
  //------------------------
  //
  // Define MultiFunctionalDetector with name.
  G4MultiFunctionalDetector* MFDet = new G4MultiFunctionalDetector(concreteSDname);
  SDman->AddNewDetector( MFDet );                 // Register SD to SDManager


  G4String fltName,particleName;
  G4SDParticleFilter* neutronFilter = 
      new G4SDParticleFilter(fltName="neutronFilter", particleName="neutron");

  MFDet->SetFilter(neutronFilter);


  for (std::vector<G4LogicalVolume *>::iterator it =  fLogicalVolumeVector.begin();
       it != fLogicalVolumeVector.end(); it++){
      (*it)->SetSensitiveDetector(MFDet);
  }

  G4String psName;
  G4PSNofCollision*   scorer0 = new G4PSNofCollision(psName="Collisions");  
  MFDet->RegisterPrimitive(scorer0);


  G4PSNofCollision*   scorer1 = new G4PSNofCollision(psName="CollWeight");  
  scorer1->Weighted(true);
  MFDet->RegisterPrimitive(scorer1);


  G4PSPopulation*   scorer2 = new G4PSPopulation(psName="Population");  
  MFDet->RegisterPrimitive(scorer2);

  G4PSTrackCounter* scorer3 = new G4PSTrackCounter(psName="TrackEnter",fCurrent_In);  
  MFDet->RegisterPrimitive(scorer3);

  G4PSTrackLength* scorer4 = new G4PSTrackLength(psName="SL");  
  MFDet->RegisterPrimitive(scorer4);

  G4PSTrackLength* scorer5 = new G4PSTrackLength(psName="SLW");  
  scorer5->Weighted(true);
  MFDet->RegisterPrimitive(scorer5);

  G4PSTrackLength* scorer6 = new G4PSTrackLength(psName="SLWE");  
  scorer6->Weighted(true);
  scorer6->MultiplyKineticEnergy(true);
  MFDet->RegisterPrimitive(scorer6);

  G4PSTrackLength* scorer7 = new G4PSTrackLength(psName="SLW_V");  
  scorer7->Weighted(true);
  scorer7->DivideByVelocity(true);
  MFDet->RegisterPrimitive(scorer7);

  G4PSTrackLength* scorer8 = new G4PSTrackLength(psName="SLWE_V");  
  scorer8->Weighted(true);
  scorer8->MultiplyKineticEnergy(true);
  scorer8->DivideByVelocity(true);
  MFDet->RegisterPrimitive(scorer8);

}