Medium.cxx

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// $Id$
 
// -----------------------------------------------------------------------
// The Geant4GM package of the Virtual Geometry Model
// Copyright (C) 2007, Ivana Hrivnacova
// All rights reserved.
//
// For the licensing terms see vgm/LICENSE.
// Contact: ivana@ipno.in2p3.fr
// -----------------------------------------------------------------------
 
//
// Class Medium
// ---------------
// The VGM implementation of interface to tracking medium.
// As there is no equivalent object in Geant4, the tracking medium
// parameters are store in data members of this class.
//
// Author: Ivana Hrivnacova; IPN Orsay
 
#include "VGM/materials/IMaterial.h"
 
#include "Geant4GM/materials/MaterialMap.h"
#include "Geant4GM/materials/Medium.h"
 
#include "G4Material.hh"
 
const int Geant4GM::Medium::fgkParamSize = 20;
 
//_____________________________________________________________________________
Geant4GM::Medium::Medium(const std::string& name, int mediumId,
  VGM::IMaterial* material, int nofParameters, double* parameters)
  : VGM::IMedium(),
    BaseVGM::VMedium(material),
    fName(name),
    fMaterial(MaterialMap::Instance()->GetMaterial(material)),
    fId(mediumId),
    fParameters(new G4double[fgkParamSize])
{
 
  for (G4int i = 0; i < fgkParamSize; i++) {
    if (i < nofParameters)
      fParameters[i] = parameters[i];
    else
      fParameters[i] = 0;
  }
}
 
//_____________________________________________________________________________
Geant4GM::Medium::Medium() : VGM::IMedium(), BaseVGM::VMedium()
{
}
 
//_____________________________________________________________________________
Geant4GM::Medium::Medium(const Medium& rhs)
  : VGM::IMedium(rhs), BaseVGM::VMedium(rhs)
{
}
 
//_____________________________________________________________________________
Geant4GM::Medium::~Medium()
{
  //
  delete[] fParameters;
}
 
//
// private functions
//
//_____________________________________________________________________________
void Geant4GM::Medium::CheckIndex(int i) const
{
  if (i < 0 || i >= NofParameters()) {
    std::cerr << "    Geant4GM::Medium::CheckIndex: " << std::endl;
    std::cerr << "    Index of parameter outside limits." << std::endl;
    std::cerr << "*** Error: Aborting execution  ***" << std::endl;
    exit(1);
  }
}
 
//
// public functions
//
 
//_____________________________________________________________________________
std::string Geant4GM::Medium::Name() const { return fName; }
 
//_____________________________________________________________________________
int Geant4GM::Medium::Id() const
{
  //
  return fId;
}
 
//_____________________________________________________________________________
double Geant4GM::Medium::Parameter(int i) const
{
  CheckIndex(i);
 
  return fParameters[i];
}