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/// \file persistency/P02/src/ExP02DetConstrReader.cc
/// \brief Implementation of the ExP02DetConstrReader class
//
// $Id: ExP02DetConstrReader.cc 93306 2015-10-16 07:38:07Z gcosmo $
//
//ROOT
#include "TROOT.h"
#include "TFile.h"
#include "TSystem.h"

//G4
#include "G4Element.hh"
#include "G4PVPlacement.hh"
#include "ExP02GeoTree.hh"

// local
#include "ExP02DetConstrReader.hh"

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

ExP02DetConstrReader::ExP02DetConstrReader()
 : G4VUserDetectorConstruction()
{  
  // initialize ROOT
  TSystem ts;
  gSystem->Load("libExP02ClassesDict");
}

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

ExP02DetConstrReader::~ExP02DetConstrReader()
{}

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

G4VPhysicalVolume* ExP02DetConstrReader::Construct()
{
  ExP02GeoTree* geotree;

  TFile fo("geo.root");
  fo.GetObject("my_geo", geotree);

  return geotree->TopVol();
}
