ExN02ChamberParameterisation.cc

이 파일의 문서화 페이지로 가기

//
// ********************************************************************
// * License and Disclaimer                                           *
// *                                                                  *
// * The  Geant4 software  is  copyright of the Copyright Holders  of *
// * the Geant4 Collaboration.  It is provided  under  the terms  and *
// * conditions of the Geant4 Software License,  included in the file *
// * LICENSE and available at  http://cern.ch/geant4/license .  These *
// * include a list of copyright holders.                             *
// *                                                                  *
// * Neither the authors of this software system, nor their employing *
// * institutes,nor the agencies providing financial support for this *
// * work  make  any representation or  warranty, express or implied, *
// * regarding  this  software system or assume any liability for its *
// * use.  Please see the license in the file  LICENSE  and URL above *
// * for the full disclaimer and the limitation of liability.         *
// *                                                                  *
// * This  code  implementation is the result of  the  scientific and *
// * technical work of the GEANT4 collaboration.                      *
// * By using,  copying,  modifying or  distributing the software (or *
// * any work based  on the software)  you  agree  to acknowledge its *
// * use  in  resulting  scientific  publications,  and indicate your *
// * acceptance of all terms of the Geant4 Software license.          *
// ********************************************************************
//
//
//
// $Id: ExN02ChamberParameterisation.cc 66241 2012-12-13 18:34:42Z gunter $
//
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......

#include "ExN02ChamberParameterisation.hh"

#include "G4VPhysicalVolume.hh"
#include "G4ThreeVector.hh"
#include "G4Box.hh"

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......

ExN02ChamberParameterisation::ExN02ChamberParameterisation(  
        G4int    NoChambers, 
        G4double startZ,          //  Z of center of first 
        G4double spacingZ,        //  Z spacing of centers
        G4double widthChamber, 
        G4double lengthInitial, 
        G4double lengthFinal )
{
   fNoChambers =  NoChambers; 
   fStartZ     =  startZ; 
   fHalfWidth  =  widthChamber*0.5;
   fSpacing    =  spacingZ;
   fHalfLengthFirst = 0.5 * lengthInitial; 
   // fHalfLengthLast = lengthFinal;
   if( NoChambers > 0 ){
      fHalfLengthIncr =  0.5 * (lengthFinal-lengthInitial)/NoChambers;
      if (spacingZ < widthChamber) {
       G4Exception("ExN02ChamberParameterisation::ExN02ChamberParameterisation()",
                   "InvalidSetup", FatalException,
                   "Width>Spacing");
      }
   }
   
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......

ExN02ChamberParameterisation::~ExN02ChamberParameterisation()
{}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......

void ExN02ChamberParameterisation::ComputeTransformation
(const G4int copyNo, G4VPhysicalVolume* physVol) const
{
  G4double      Zposition= fStartZ + (copyNo+1) * fSpacing;
  G4ThreeVector origin(0,0,Zposition);
  physVol->SetTranslation(origin);
  physVol->SetRotation(0);
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......

void ExN02ChamberParameterisation::ComputeDimensions
(G4Box& trackerChamber, const G4int copyNo, const G4VPhysicalVolume*) const
{
  G4double  halfLength= fHalfLengthFirst + copyNo * fHalfLengthIncr;
  trackerChamber.SetXHalfLength(halfLength);
  trackerChamber.SetYHalfLength(halfLength);
  trackerChamber.SetZHalfLength(fHalfWidth);
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......