Import Geant4 10.6.0 source tree
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Gabriele Cosmo
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//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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//
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/// \file ExGflashDetectorConstruction.cc
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/// \brief Implementation of the ExGflashDetectorConstruction class
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//
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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// User Classes
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#include "ExGflashDetectorConstruction.hh"
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#include "ExGflashSensitiveDetector.hh"
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#include "ExGflashMessenger.hh"
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#include "ExGflashHomoShowerTuning.hh"
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// G4 Classes
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#include "G4RunManager.hh"
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#include "G4NistManager.hh"
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#include "G4Material.hh"
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#include "G4ThreeVector.hh"
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#include "G4PVPlacement.hh"
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#include "G4VPhysicalVolume.hh"
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#include "G4LogicalVolume.hh"
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#include "G4Box.hh"
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#include "G4SDManager.hh"
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#include "G4VisAttributes.hh"
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#include "G4Colour.hh"
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#include "G4SystemOfUnits.hh"
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#include "G4AutoDelete.hh"
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#include "globals.hh"
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//fast simulation
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#include "GFlashHomoShowerParameterisation.hh"
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#include "G4FastSimulationManager.hh"
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#include "GFlashShowerModel.hh"
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#include "GFlashHitMaker.hh"
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#include "GFlashParticleBounds.hh"
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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G4ThreadLocal GFlashShowerModel* ExGflashDetectorConstruction::fFastShowerModel = 0;
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G4ThreadLocal
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GFlashHomoShowerParameterisation* ExGflashDetectorConstruction::fParameterisation = 0;
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G4ThreadLocal GFlashParticleBounds* ExGflashDetectorConstruction::fParticleBounds = 0;
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G4ThreadLocal GFlashHitMaker* ExGflashDetectorConstruction::fHitMaker = 0;
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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const G4int kMaxBin = 500;
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//const G4int kMaxRowCol = 50;
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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ExGflashDetectorConstruction::ExGflashDetectorConstruction()
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:G4VUserDetectorConstruction(),fNbOfCrystals(10),
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fCrystal_log(0),fDetMat(0),fRegion(0),
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fVerbose(0),fNLtot(40),fNRtot(50),fDLradl(0.5),fDRradl(0.1)
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{
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G4cout<<"ExGflashDetectorConstruction::Detector constructor"<<G4endl;
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fGflashMessenger = new ExGflashMessenger(this);
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// Crystall
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fCrystalWidth = 3*cm;
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fCrystalLength = 24*cm;
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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ExGflashDetectorConstruction::~ExGflashDetectorConstruction()
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{
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delete fGflashMessenger;
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delete fFastShowerModel;
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delete fParameterisation;
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delete fParticleBounds;
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delete fHitMaker;
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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G4VPhysicalVolume* ExGflashDetectorConstruction::Construct()
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{
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//--------- Definitions of Solids, Logical Volumes, Physical Volumes ---------
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G4cout << "Defining the materials" << G4endl;
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// Get nist material manager
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G4NistManager* nistManager = G4NistManager::Instance();
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// Build materials
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G4Material* air = nistManager->FindOrBuildMaterial("G4_AIR");
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G4Material* pbWO4 = nistManager->FindOrBuildMaterial("G4_PbWO4");
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fDetMat = pbWO4;
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//------------------------------
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// Calorimeter segments
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//------------------------------
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// Simplified `CMS-like` PbWO4 crystal calorimeter
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// Simplified `CMS-like` PbWO4 crystal calorimeter
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// Calorimeter
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G4double calo_xside = (fCrystalWidth*fNbOfCrystals);
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G4double calo_yside = (fCrystalWidth*fNbOfCrystals);
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G4double calo_zside = fCrystalLength;
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//The Experimental Hall
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G4double experimentalHall_x=calo_xside * 4;
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G4double experimentalHall_y=calo_yside * 4;
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G4double experimentalHall_z=calo_zside * 4;
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G4VSolid* experimentalHall_box
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= new G4Box("expHall_box", // World Volume
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experimentalHall_x, // x size
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experimentalHall_y, // y size
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experimentalHall_z); // z size
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G4LogicalVolume* experimentalHall_log
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= new G4LogicalVolume(experimentalHall_box,
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air,
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"expHall_log",
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0, //opt: fieldManager
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0, //opt: SensitiveDetector
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0); //opt: UserLimits
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G4VPhysicalVolume* experimentalHall_phys
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= new G4PVPlacement(0,
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G4ThreeVector(), //at (0,0,0)
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"expHall",
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experimentalHall_log,
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0,
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false,
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0);
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G4Box* calo_box= new G4Box("Calorimeter", // its name
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calo_xside/2., // size
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calo_yside/2.,
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calo_zside/2.);
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G4LogicalVolume* calo_log
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= new G4LogicalVolume(calo_box, // its solid
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air, // its material
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"calo_log", // its name
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0, // opt: fieldManager
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0, // opt: SensitiveDetector
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0); // opt: UserLimit
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G4double xpos = 0.0;
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G4double ypos = 0.0;
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G4double zpos = calo_zside/2.;// face @ z= 0.0
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new G4PVPlacement(0,
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G4ThreeVector(xpos, ypos, zpos),
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calo_log,
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"calorimeter",
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experimentalHall_log,
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false,
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1);
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// Crystals
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G4VSolid* crystal_box
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= new G4Box("Crystal", // its name
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fCrystalWidth/2,
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fCrystalWidth/2,
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fCrystalLength/2);
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// size
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fCrystal_log
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= new G4LogicalVolume(crystal_box, // its solid
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fDetMat, // its material
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"Crystal_log"); // its name
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for (G4int i=0; i<fNbOfCrystals; i++)
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{
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for (G4int j=0; j<fNbOfCrystals; j++)
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{
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G4int n = i*10+j;
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G4ThreeVector crystalPos((i*fCrystalWidth)-(calo_xside-fCrystalWidth)/2.,
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(j*fCrystalWidth)-(calo_yside-fCrystalWidth)/2.,0 );
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new G4PVPlacement(0, // no rotation
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crystalPos, // translation
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fCrystal_log,
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"crystal", // its name
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calo_log,
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false,
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n);
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}
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}
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G4cout << "There are " << fNbOfCrystals <<
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" crystals per row in the calorimeter, so in total "<<
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fNbOfCrystals*fNbOfCrystals << " crystals" << G4endl;
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G4cout << "Total Calorimeter size" << calo_xside / cm << " cm x "
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<< calo_yside / cm << " cm x "
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<< calo_zside / cm << " cm" << G4endl;
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G4cout << "They have width of " << fCrystalWidth /cm <<
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" cm and a length of " << fCrystalLength /cm
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<<" cm. The Material is "<< fDetMat
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<<" Total: "<< fCrystalLength / fDetMat->GetRadlen()
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<<" X0" << G4endl;
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experimentalHall_log->SetVisAttributes(G4VisAttributes::GetInvisible());
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G4VisAttributes* caloVisAtt = new G4VisAttributes(G4Colour(1.0,1.0,1.0));
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G4VisAttributes* crystalVisAtt = new G4VisAttributes(G4Colour(1.0,1.0,0.0));
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calo_log->SetVisAttributes(caloVisAtt);
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fCrystal_log->SetVisAttributes(crystalVisAtt);
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// define the fParameterisation region
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G4cout << "\n ---> DetectorConstruction Region Definition" << G4endl;
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fRegion = new G4Region("crystals");
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calo_log->SetRegion(fRegion);
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fRegion->AddRootLogicalVolume(calo_log);
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return experimentalHall_phys;
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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void ExGflashDetectorConstruction::ConstructSDandField()
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{
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// -- sensitive detectors:
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G4SDManager* SDman = G4SDManager::GetSDMpointer();
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ExGflashSensitiveDetector* SD =
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new ExGflashSensitiveDetector("Calorimeter",this);
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SDman->AddNewDetector(SD);
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if (fCrystal_log)
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fCrystal_log->SetSensitiveDetector(SD);
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// -- fast simulation models:
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// **********************************************
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// * Initializing shower modell
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// ***********************************************
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G4cout << "\n--> Creating shower parameterization models" << G4endl;
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fFastShowerModel = new GFlashShowerModel("fFastShowerModel", fRegion);
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fParameterisation =
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new GFlashHomoShowerParameterisation(fDetMat,
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new ExGflashHomoShowerTuning());
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fFastShowerModel->SetParameterisation(*fParameterisation);
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// Energy Cuts to kill particles:
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fParticleBounds = new GFlashParticleBounds();
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fFastShowerModel->SetParticleBounds(*fParticleBounds);
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// Makes the EnergieSpots
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fHitMaker = new GFlashHitMaker();
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fFastShowerModel->SetHitMaker(*fHitMaker);
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G4cout<<"end shower parameterization."<<G4endl;
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// **********************************************
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// Get Rad Len and R molere ?
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fSDRadLen = fDetMat->GetRadlen();
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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void ExGflashDetectorConstruction::SetLBining(G4ThreeVector Value)
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{
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fNLtot = (G4int)Value(0);
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if (fNLtot > kMaxBin) {
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G4cout << "\n ---> warning from SetLBining: "
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<< fNLtot << " truncated to " << kMaxBin << G4endl;
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fNLtot = kMaxBin;
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}
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fDLradl = Value(1);
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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void ExGflashDetectorConstruction::SetRBining(G4ThreeVector Value)
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{
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fNRtot = (G4int)Value(0);
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if (fNRtot > kMaxBin) {
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G4cout << "\n ---> warning from SetRBining: "
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<< fNRtot << " truncated to " << kMaxBin << G4endl;
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fNRtot = kMaxBin;
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}
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fDRradl = Value(1);
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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void ExGflashDetectorConstruction::SetMaterial(G4String mat)
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{
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// search the material by its name
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G4Material* pttoMaterial =
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G4NistManager::Instance()->FindOrBuildMaterial(mat);
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if(pttoMaterial && fDetMat != pttoMaterial) {
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fDetMat = pttoMaterial;
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if(fCrystal_log) { fCrystal_log->SetMaterial(fDetMat); }
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if(fParameterisation) {
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fParameterisation->SetMaterial(fDetMat);
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fParameterisation->PrintMaterial(fDetMat);
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// Get Rad Len and R molere ?
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fSDRadLen = fDetMat->GetRadlen();
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}
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G4RunManager::GetRunManager()->PhysicsHasBeenModified();
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}
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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