#include <Doxymodules_parameterisations.h>

Inheritance diagram for ExGflash1DetectorConstruction:

Public Member Functions
	ExGflash1DetectorConstruction ()

	~ExGflash1DetectorConstruction () override

G4VPhysicalVolume *	Construct () override

void	ConstructSDandField () override

const G4VPhysicalVolume *	GetCristal (int aNumCrystal)

Private Attributes
G4LogicalVolume *	fCrystalLog {nullptr}

G4VPhysicalVolume *	fCrystalPhys [100] {}

G4Region *	fRegion {nullptr}

Static Private Attributes
static G4ThreadLocal GFlashShowerModel *	fFastShowerModel = nullptr

static G4ThreadLocal GFlashHomoShowerParameterisation *	fParameterisation = nullptr

static G4ThreadLocal GFlashParticleBounds *	fParticleBounds = nullptr

static G4ThreadLocal GFlashHitMaker *	fHitMaker = nullptr

Detailed Description

Definition at line 106 of file Doxymodules_parameterisations.h.

Constructor & Destructor Documentation

◆ ExGflash1DetectorConstruction()

ExGflash1DetectorConstruction::ExGflash1DetectorConstruction ( )

Definition at line 65 of file ExGflash1DetectorConstruction.cc.

{
  G4cout << "ExGflash1DetectorConstruction::Detector constructor" << G4endl;
}

◆ ~ExGflash1DetectorConstruction()

ExGflash1DetectorConstruction::~ExGflash1DetectorConstruction ( )

override

Definition at line 72 of file ExGflash1DetectorConstruction.cc.

{
  delete fFastShowerModel;
  delete fParameterisation;
  delete fParticleBounds;
  delete fHitMaker;
}

Member Function Documentation

◆ Construct()

G4VPhysicalVolume * ExGflash1DetectorConstruction::Construct ( )

override

Definition at line 82 of file ExGflash1DetectorConstruction.cc.

{
  //--------- Definitions of Solids, Logical Volumes, Physical Volumes ---------
  G4cout << "Defining the materials" << G4endl;
  // Get nist material manager
  G4NistManager* nistManager = G4NistManager::Instance();
  // Build materials
  G4Material* air = nistManager->FindOrBuildMaterial("G4_AIR");
  G4Material* pbWO4 = nistManager->FindOrBuildMaterial("G4_PbWO4");
 
  /*******************************
   * The Experimental Hall       *
   *******************************/
  G4double experimentalHall_x = 1000. * cm;
  G4double experimentalHall_y = 1000. * cm;
  G4double experimentalHall_z = 1000. * cm;
 
  G4VSolid* experimentalHall_box = new G4Box("expHall_box",  // World Volume
                                             experimentalHall_x,  // x size
                                             experimentalHall_y,  // y size
                                             experimentalHall_z);  // z size
 
  auto experimentalHallLog = new G4LogicalVolume(experimentalHall_box, air, "expHallLog",
                                                 nullptr,  // opt: fieldManager
                                                 nullptr,  // opt: SensitiveDetector
                                                 nullptr);  // opt: UserLimits
  G4VPhysicalVolume* experimentalHallPhys =
    new G4PVPlacement(nullptr,
                      G4ThreeVector(),  // at (0,0,0)
                      "expHall", experimentalHallLog, nullptr, false, 0);
 
  //------------------------------
  // Calorimeter segments
  //------------------------------
  // Simplified `CMS-like` PbWO4 crystal calorimeter
 
  G4int nbOfCrystals = 10;  // this are the crystals PER ROW in this example
                            // cube of 10 x 10 crystals
                            // don't change it @the moment, since
                            // the readout in event action assumes this
                            // dimensions and is not automatically adapted
                            // in this version of the example :-(
  // Simplified `CMS-like` PbWO4 crystal calorimeter
  G4double calo_xside = 31 * cm;
  G4double calo_yside = 31 * cm;
  G4double calo_zside = 24 * cm;
 
  G4double crystalWidth = 3 * cm;
  G4double crystalLength = 24 * cm;
 
  calo_xside = (crystalWidth * nbOfCrystals) + 1 * cm;
  calo_yside = (crystalWidth * nbOfCrystals) + 1 * cm;
  calo_zside = crystalLength;
 
  auto calo_box = new G4Box("CMS calorimeter",  // its name
                            calo_xside / 2.,  // size
                            calo_yside / 2., calo_zside / 2.);
  auto caloLog = new G4LogicalVolume(calo_box,  // its solid
                                     air,  // its material
                                     "calo log",  // its name
                                     nullptr,  // opt: fieldManager
                                     nullptr,  // opt: SensitiveDetector
                                     nullptr);  // opt: UserLimit
 
  G4double xpos = 0.0;
  G4double ypos = 0.0;
  G4double zpos = 100.0 * cm;
  new G4PVPlacement(nullptr, G4ThreeVector(xpos, ypos, zpos), caloLog, "calorimeter",
                    experimentalHallLog, false, 1);
 
  // Crystals
  G4VSolid* crystal_box = new G4Box("Crystal",  // its name
                                    crystalWidth / 2, crystalWidth / 2, crystalLength / 2);
  // size
  fCrystalLog = new G4LogicalVolume(crystal_box,  // its solid
                                    pbWO4,  // its material
                                    "CrystalLog");  // its name
 
  for (G4int i = 0; i < nbOfCrystals; i++) {
    for (G4int j = 0; j < nbOfCrystals; j++) {
      G4int n = i * 10 + j;
      G4ThreeVector crystalPos((i * crystalWidth) - 135, (j * crystalWidth) - 135, 0);
      fCrystalPhys[n] = new G4PVPlacement(nullptr,  // no rotation
                                          crystalPos,  // translation
                                          fCrystalLog,
                                          "crystal",  // its name
                                          caloLog, false, i);
    }
  }
  G4cout << "There are " << nbOfCrystals << " crystals per row in the calorimeter, so in total "
         << nbOfCrystals * nbOfCrystals << " crystals" << G4endl;
  G4cout << "They have width of  " << crystalWidth / cm << "  cm and a length of  "
         << crystalLength / cm << " cm. The Material is " << pbWO4 << G4endl;
 
  experimentalHallLog->SetVisAttributes(G4VisAttributes::GetInvisible());
  auto caloVisAtt = new G4VisAttributes(G4Colour(1.0, 1.0, 1.0));
  auto crystalVisAtt = new G4VisAttributes(G4Colour(1.0, 1.0, 0.0));
  caloLog->SetVisAttributes(caloVisAtt);
  fCrystalLog->SetVisAttributes(crystalVisAtt);
 
  // define the fParameterisation region
  fRegion = new G4Region("crystals");
  caloLog->SetRegion(fRegion);
  fRegion->AddRootLogicalVolume(caloLog);
 
  return experimentalHallPhys;
}

◆ ConstructSDandField()

void ExGflash1DetectorConstruction::ConstructSDandField ( )

override

Definition at line 192 of file ExGflash1DetectorConstruction.cc.

{
  // -- sensitive detectors:
  G4SDManager* SDman = G4SDManager::GetSDMpointer();
  auto CaloSD = new ExGflash1SensitiveDetector("Calorimeter", this);
  SDman->AddNewDetector(CaloSD);
  fCrystalLog->SetSensitiveDetector(CaloSD);
 
  // Get nist material manager
  G4NistManager* nistManager = G4NistManager::Instance();
  G4Material* pbWO4 = nistManager->FindOrBuildMaterial("G4_PbWO4");
  // -- fast simulation models:
  // **********************************************
  // * Initializing shower modell
  // ***********************************************
  G4cout << "Creating shower parameterization models" << G4endl;
  fFastShowerModel = new GFlashShowerModel("fFastShowerModel", fRegion);
  fParameterisation = new GFlashHomoShowerParameterisation(pbWO4);
  fFastShowerModel->SetParameterisation(*fParameterisation);
  // Energy Cuts to kill particles:
  fParticleBounds = new GFlashParticleBounds();
  fFastShowerModel->SetParticleBounds(*fParticleBounds);
  // Makes the EnergieSpots
  fHitMaker = new GFlashHitMaker();
  fFastShowerModel->SetHitMaker(*fHitMaker);
  G4cout << "end shower parameterization." << G4endl;
  // **********************************************
}