parallel/TopC/ParN04/src/ExN04CalorimeterROGeometry.cc

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// $Id: ExN04CalorimeterROGeometry.cc 78055 2013-12-03 08:27:48Z gcosmo $
//
/// \file parallel/ParN04/src/ExN04CalorimeterROGeometry.cc
/// \brief Implementation of the ExN04CalorimeterROGeometry class
//
#include "ExN04CalorimeterROGeometry.hh"
#include "ExN04DummySD.hh"

#include "G4LogicalVolume.hh"
#include "G4VPhysicalVolume.hh"
#include "G4PVPlacement.hh"
#include "G4PVReplica.hh"
#include "G4SDManager.hh"
#include "G4Box.hh"
#include "G4Tubs.hh"
#include "G4ThreeVector.hh"
#include "G4Material.hh"
#include "G4VisAttributes.hh"
#include "G4SystemOfUnits.hh"

ExN04CalorimeterROGeometry::ExN04CalorimeterROGeometry()
  : G4VReadOutGeometry()
{
#include "ExN04DetectorParameterDef.icc"
}


ExN04CalorimeterROGeometry::ExN04CalorimeterROGeometry(G4String aString)
  : G4VReadOutGeometry(aString), dummyMat(0)
{
#include "ExN04DetectorParameterDef.icc"
}

ExN04CalorimeterROGeometry::~ExN04CalorimeterROGeometry()
{
  delete dummyMat;
}

G4VPhysicalVolume* ExN04CalorimeterROGeometry::Build()
{
  // A dummy material is used to fill the volumes of the readout geometry.
  // ( It will be allowed to set a NULL pointer in volumes of such virtual
  // division in future, since this material is irrelevant for tracking.)
  dummyMat  = new G4Material(name="dummyMat", 1., 1.*g/mole, 1.*g/cm3);

  //Builds the ReadOut World:
  G4Box *ROWorldBox = new G4Box("ROWorldBox", expHall_x, expHall_y, expHall_z);
  G4LogicalVolume *ROWorldLog = new G4LogicalVolume(ROWorldBox, dummyMat,
                                                    "ROWorldLogical", 0, 0, 0);
  ROWorldLog->SetVisAttributes(G4VisAttributes::Invisible);
  G4PVPlacement *ROWorldPhys = new G4PVPlacement(0,G4ThreeVector(),
                                                 "ROWorldPhysical",
                                                 ROWorldLog,
                                                 0,false,0);
  // Calorimeter volume:
  G4VSolid * caloROtub
    = new G4Tubs("caloROtub",caloTubs_rmin,caloTubs_rmax,
                 caloTubs_dz,caloTubs_sphi,caloTubs_dphi);
  G4LogicalVolume * caloROlog
    = new G4LogicalVolume(caloROtub,dummyMat,"caloROlogical",0,0,0);
  G4VPhysicalVolume * caloROphys
    = new G4PVPlacement(0,G4ThreeVector(),"calROphysical",caloROlog,
                        ROWorldPhys,false,0);

  // -------------------------------
  // Calorimeter readout division:
  // -------------------------------
  // Phi division first: 48 sectors
  G4VSolid * caloROphiDivisionTub
    = new G4Tubs("caloROphiDivision", caloCell_rmin, caloCell_rmax,
                 caloCell_dz, caloCell_sphi, caloCell_dphi);
  G4LogicalVolume * caloROphiDivisionLog
    = new G4LogicalVolume(caloROphiDivisionTub, dummyMat, "caloROphiDivisionLogical",0,0,0);
  G4VPhysicalVolume * caloROphiDivisionPhys
    = new G4PVReplica("caloROphiDivisionPhysical", caloROphiDivisionLog, caloROphys,
                      kPhi, segmentsinPhi, caloCell_dphi);
  // then z division: 20 slices:
  G4VSolid * caloROcellTub
    = new G4Tubs("caloROcellTub", caloRing_rmin, caloRing_rmax,
                 caloRing_dz, caloRing_sphi, caloRing_dphi);
  G4LogicalVolume * caloROcellLog
    = new G4LogicalVolume(caloROcellTub, dummyMat, "caloROcellLogical",0,0,0);
//  G4VPhysicalVolume * caloROcellPhys =
      new G4PVReplica("caloROcellPhysical", caloROcellLog, caloROphiDivisionPhys,
                      kZAxis, segmentsinZ,2.*caloRing_dz);
  

  //Flags the cells as sensitive .The pointer here serves
  // as a flag only to check for sensitivity.
  // (Could we make it by a simple cast of a non-NULL value ?)
  ExN04DummySD * dummySensi = new ExN04DummySD;
  caloROcellLog->SetSensitiveDetector(dummySensi);

  return ROWorldPhys;
}