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// $Id: G4ParallelWorld.hh,v 1.7 2006/06/29 18:16:27 gunter Exp $
// GEANT4 tag $Name: geant4-08-01 $
//
// ----------------------------------------------------------------------
// Class G4ParallelWorld
//
// Class description:
//
// Used internally by importance samplin and scoring in a "parallel"
// geometry. 
// The class relates the world volume (G4VPhysicalVolume), 
// G4VGeoDriver and G4VParallelStepper for one "parallel"
// geometry. 

// Author: Michael Dressel (Michael.Dressel@cern.ch)
// ----------------------------------------------------------------------
#ifndef G4ParallelWorld_hh
#define G4ParallelWorld_hh G4ParallelWorld_hh

#include "globals.hh"

class G4VPhysicalVolume;
class G4VParallelStepper;
class G4VPGeoDriver;

class G4ParallelWorld
{

public:  // with description

  explicit G4ParallelWorld(G4VPhysicalVolume &worldvolume);
    // initialisation and create G4ParallelStepper and a G4VPGeoDriver

  ~G4ParallelWorld();
    // delete G4ParallelStepper and a G4VPGeoDriver


  G4VParallelStepper &GetParallelStepper();
    // get the parallel stepper

  G4VPGeoDriver &GetGeoDriver();  
    // get the G4VPGeoDriver

private:

  G4ParallelWorld(const G4ParallelWorld &rhs);
    // create G4ParallelStepper and a G4VPGeoDriver
  
  G4ParallelWorld &operator=(const G4ParallelWorld &rhs);
    // create G4ParallelStepper and a G4VPGeoDriver

  G4VParallelStepper *fPstepper;
  G4VPGeoDriver *fPdriver;
};

#endif