Import Geant4 5.0.0 source tree
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Gabriele Cosmo
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//
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// ********************************************************************
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// * DISCLAIMER *
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// * *
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// * The following disclaimer summarizes all the specific disclaimers *
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// * of contributors to this software. The specific disclaimers,which *
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// * govern, are listed with their locations in: *
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// * http://cern.ch/geant4/license *
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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. *
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// * *
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// * This code implementation is the intellectual property of the *
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// * GEANT4 collaboration. *
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// * By copying, distributing or modifying the Program (or any work *
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// * based on the Program) you indicate your acceptance of this *
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// * statement, and all its terms. *
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// ********************************************************************
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//
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//
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// $Id: B02ImportanceDetectorConstruction.cc,v 1.2 2002/11/22 17:47:58 dressel Exp $
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// GEANT4 tag $Name: geant4-05-00 $
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//
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#include "globals.hh"
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#include "g4std/strstream"
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#include "B02ImportanceDetectorConstruction.hh"
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#include "G4Material.hh"
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#include "G4Tubs.hh"
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#include "G4LogicalVolume.hh"
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#include "G4ThreeVector.hh"
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#include "G4PVPlacement.hh"
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#include "PhysicalConstants.h"
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B02ImportanceDetectorConstruction::B02ImportanceDetectorConstruction()
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{
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Construct();
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}
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B02ImportanceDetectorConstruction::~B02ImportanceDetectorConstruction()
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{;}
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void B02ImportanceDetectorConstruction::Construct()
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{
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G4String name;
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G4double A, density, temperature, pressure;
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G4int z;
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G4Material *Galactic =
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new G4Material(name="Galactic", z=1, A=1.01*g/mole, density,
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kStateGas,temperature,pressure);
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//////////////////////////////////
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// parallel world cylinder volume
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//////////////////////////////////
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// parallel world solid larger than in the mass geometry
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G4double innerRadiusCylinder = 0*cm;
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G4double outerRadiusCylinder = 110*cm;
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G4double hightCylinder = 110*cm;
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G4double startAngleCylinder = 0*deg;
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G4double spanningAngleCylinder = 360*deg;
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G4Tubs *worldCylinder = new G4Tubs("worldCylinder",
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innerRadiusCylinder,
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outerRadiusCylinder,
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hightCylinder,
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startAngleCylinder,
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spanningAngleCylinder);
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// logical world
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G4LogicalVolume *worldCylinder_log =
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new G4LogicalVolume(worldCylinder, Galactic, "worldCylinder_log");
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name = "parallelWorld";
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fWorldVolume = new
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G4PVPlacement(0, G4ThreeVector(0,0,0), worldCylinder_log,
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name, 0, false, 0);
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fPVolumeStore.AddPVolume(G4GeometryCell(*fWorldVolume, -1));
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// creating 18 slobs of 10 cm thicknes
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G4double innerRadiusShield = 0*cm;
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G4double outerRadiusShield = 100*cm;
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G4double hightShield = 5*cm;
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G4double startAngleShield = 0*deg;
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G4double spanningAngleShield = 360*deg;
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G4Tubs *aShield = new G4Tubs("aShield",
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innerRadiusShield,
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outerRadiusShield,
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hightShield,
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startAngleShield,
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spanningAngleShield);
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// logical parallel cells
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G4LogicalVolume *aShield_log =
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new G4LogicalVolume(aShield, Galactic, "aShield_log");
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// physical parallel cells
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G4int i = 1;
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G4double startz = -85*cm;
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for (i=1; i<=18; ++i) {
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name = GetCellName(i);
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G4double pos_x = 0*cm;
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G4double pos_y = 0*cm;
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G4double pos_z = startz + (i-1) * (2*hightShield);
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G4VPhysicalVolume *pvol =
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new G4PVPlacement(0,
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G4ThreeVector(pos_x, pos_y, pos_z),
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aShield_log,
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name,
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worldCylinder_log,
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false,
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0);
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G4GeometryCell cell(*pvol, 0);
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fPVolumeStore.AddPVolume(cell);
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}
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// filling the rest of the world volumr behind the concrete with
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// another slob which should get the same importance value as the
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// last slob
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innerRadiusShield = 0*cm;
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outerRadiusShield = 110*cm;
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hightShield = 10*cm;
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startAngleShield = 0*deg;
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spanningAngleShield = 360*deg;
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G4Tubs *aRest = new G4Tubs("Rest",
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innerRadiusShield,
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outerRadiusShield,
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hightShield,
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startAngleShield,
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spanningAngleShield);
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G4LogicalVolume *aRest_log =
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new G4LogicalVolume(aRest, Galactic, "aRest_log");
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name = GetCellName(19);
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G4double pos_x = 0*cm;
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G4double pos_y = 0*cm;
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G4double pos_z = 100*cm;
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G4VPhysicalVolume *pvol =
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new G4PVPlacement(0,
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G4ThreeVector(pos_x, pos_y, pos_z),
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aRest_log,
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name,
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worldCylinder_log,
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false,
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0);
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G4GeometryCell cell(*pvol, 0);
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fPVolumeStore.AddPVolume(cell);
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}
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const G4VPhysicalVolume &B02ImportanceDetectorConstruction::
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GetPhysicalVolumeByName(const G4String& name) const {
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return *fPVolumeStore.GetPVolume(name);
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}
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G4String B02ImportanceDetectorConstruction::ListPhysNamesAsG4String(){
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G4String names(fPVolumeStore.GetPNames());
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return names;
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}
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G4String B02ImportanceDetectorConstruction::GetCellName(G4int i) {
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char st[200];
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G4std::ostrstream os(st,200);
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os << "cell_";
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if (i<10) {
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os << "0";
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}
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os << i
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<< '\0';
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G4String name(st);
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return name;
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}
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G4GeometryCell B02ImportanceDetectorConstruction::GetGeometryCell(G4int i){
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G4String name(GetCellName(i));
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const G4VPhysicalVolume *p=0;
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p = fPVolumeStore.GetPVolume(name);
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if (p) {
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return G4GeometryCell(*p,0);
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}
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else {
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G4cout << "B02ImportanceDetectorConstruction::GetGeometryCell: couldn't get G4GeometryCell" << G4endl;
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return G4GeometryCell(*fWorldVolume,-2);
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}
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}
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G4VPhysicalVolume &B02ImportanceDetectorConstruction::GetWorldVolume() const{
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return *fWorldVolume;
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}
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