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9.6.p02
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geant4_9_6_p02
examples
extended
electromagnetic
TestEm4
src
DetectorConstruction.cc
Go to the documentation of this file.
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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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//
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// $Id$
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//
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#include "DetectorConstruction.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 "
G4PVPlacement.hh
"
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#include "
G4SystemOfUnits.hh
"
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DetectorConstruction::DetectorConstruction
()
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{}
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DetectorConstruction::~DetectorConstruction
()
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{}
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G4VPhysicalVolume
*
DetectorConstruction::Construct
()
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{
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//
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// define a material from its elements. case 1: chemical molecule
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//
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G4double
a
,
z
;
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G4double
density
;
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G4int
ncomponents, natoms;
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G4Element
* C =
new
G4Element
(
"Carbon"
,
"C"
, z= 6., a= 12.01*
g
/
mole
);
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G4Element
* F =
new
G4Element
(
"Fluorine"
,
"N"
, z= 9., a= 18.99*
g
/
mole
);
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G4Material
* C6F6 =
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new
G4Material
(
"FluorCarbonate"
, density= 1.61*
g
/
cm3
, ncomponents=2);
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C6F6->
AddElement
(C, natoms=6);
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C6F6->
AddElement
(F, natoms=6);
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G4cout
<< C6F6 <<
G4endl
;
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//
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// Container
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//
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G4double
Rmin=0., Rmax=5*
cm
, deltaZ= 5*
cm
, Phimin=0., deltaPhi=360*
degree
;
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G4Tubs
*
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solidWorld =
new
G4Tubs
(
"C6F6"
,
//its name
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Rmin,Rmax,deltaZ,Phimin,deltaPhi);
//its size
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G4LogicalVolume
*
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logicWorld =
new
G4LogicalVolume
(solidWorld,
//its solid
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C6F6,
//its material
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"C6F6"
);
//its name
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G4VPhysicalVolume
*
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physiWorld =
new
G4PVPlacement
(0,
//no rotation
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G4ThreeVector
(),
//at (0,0,0)
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logicWorld,
//its logical volume
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"C6F6"
,
//its name
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0,
//its mother volume
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false
,
//no boolean operation
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0);
//copy number
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//
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//always return the physical World
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//
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return
physiWorld;
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}
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