geant4/examples/extended/persistency/gdml/G03/src/G03DetectorConstruction.cc

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/// \file G03DetectorConstruction.cc
/// \brief Implementation of the G03DetectorConstruction class

// Class G03DetectorConstruction implementation
//
// ----------------------------------------------------------------------------

#include "G03DetectorConstruction.hh"

// Geant4 includes
//
#include "G4Material.hh"
#include "G4VPhysicalVolume.hh"
#include "globals.hh"

// Messenger
//
#include "G03DetectorMessenger.hh"

// Color extension include for reading
//
#include "G03ColorReader.hh"

// Color extension include for writing
//
#include "G03ColorWriter.hh"

#include "G4SystemOfUnits.hh"

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G03DetectorConstruction::G03DetectorConstruction()
  : G4VUserDetectorConstruction(),
    fAir(0),
    fAluminum(0),
    fPb(0),
    fXenon(0),
    fReader(0),
    fWriter(0),
    fParser(0),
    fDetectorMessenger(0)
{
  fReadFile = "color_extension.gdml";
  fWriteFile = "color_extension_test.gdml";
  fWritingChoice = 1;

  fDetectorMessenger = new G03DetectorMessenger(this);

  fReader = new G03ColorReader;
  fWriter = new G03ColorWriter;
  fParser = new G4GDMLParser(fReader, fWriter);
}

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G03DetectorConstruction::~G03DetectorConstruction()
{
  delete fDetectorMessenger;
  delete fReader;
  delete fWriter;
  delete fParser;
}

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G4VPhysicalVolume* G03DetectorConstruction::Construct()
{
  // Reading of Geometry from GDML

  G4VPhysicalVolume* fWorldPhysVol;

  fParser->Read(fReadFile, false);
  //
  // 2nd Boolean argument "Validate" set to false.
  // Disabling Schema validation for reading extended GDML file.

  // Prints the material information
  //
  G4cout << *(G4Material::GetMaterialTable()) << G4endl;

  // Giving World Physical Volume from GDML Parser
  //
  fWorldPhysVol = fParser->GetWorldVolume();

  if (fWritingChoice != 0) {
    fParser->Write(fWriteFile, fWorldPhysVol, true, "./SimpleExtensionSchema/SimpleExtension.xsd");
  }

  return fWorldPhysVol;
}

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void G03DetectorConstruction::ListOfMaterials()
{
  G4double a;  // atomic mass
  G4double z;  // atomic number
  G4double density, temperature, pressure;
  G4double fractionmass;
  G4String name, symbol;
  G4int ncomponents;

  // Elements needed for the materials

  a = 14.01 * g / mole;
  G4Element* elN = new G4Element(name = "Nitrogen", symbol = "N", z = 7., a);

  a = 16.00 * g / mole;
  G4Element* elO = new G4Element(name = "Oxygen", symbol = "O", z = 8., a);

  a = 26.98 * g / mole;
  G4Element* elAl = new G4Element(name = "Aluminum", symbol = "Al", z = 13., a);

  // Print the Element information
  //
  G4cout << *(G4Element::GetElementTable()) << G4endl;

  // Air
  //
  density = 1.29 * mg / cm3;
  fAir = new G4Material(name = "Air", density, ncomponents = 2);
  fAir->AddElement(elN, fractionmass = 0.7);
  fAir->AddElement(elO, fractionmass = 0.3);

  // Aluminum
  //
  density = 2.70 * g / cm3;
  fAluminum = new G4Material(name = "Aluminum", density, ncomponents = 1);
  fAluminum->AddElement(elAl, fractionmass = 1.0);

  // Lead
  //
  fPb = new G4Material("Lead", z = 82., a = 207.19 * g / mole, density = 11.35 * g / cm3);

  // Xenon gas
  //
  fXenon = new G4Material("XenonGas", z = 54., a = 131.29 * g / mole, density = 5.458 * mg / cm3,
                          kStateGas, temperature = 293.15 * kelvin, pressure = 1 * atmosphere);

  // Prints the material information
  //
  G4cout << *(G4Material::GetMaterialTable()) << G4endl;
}

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void G03DetectorConstruction::SetReadFile(const G4String& fname)
{
  fReadFile = fname;
  fWritingChoice = 0;
}

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void G03DetectorConstruction::SetWriteFile(const G4String& fname)
{
  fWriteFile = fname;
  fWritingChoice = 1;
}