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// $Id: G4STRead.hh,v 1.4 2009/04/24 15:34:20 gcosmo Exp $
// GEANT4 tag $Name: geant4-09-03 $
//
//
// class G4STRead
//
// Class description:
//
// GDML class for import of triangularised geometry descriptions
// (.geom and .tree structures) generated out of STEP files from
// CAD systems (STWriter STEP Tool and similar...).

// History:
// - Created.                                  Zoltan Torzsok, November 2007
// -------------------------------------------------------------------------

#ifndef _G4STREAD_INCLUDED_
#define _G4STREAD_INCLUDED_

#include <vector>
#include <map>

#include "G4ThreeVector.hh"

class G4Material;
class G4Box;
class G4TessellatedSolid;
class G4LogicalVolume;

class G4STRead
{
  public:  // with description

    G4LogicalVolume* Read(const G4String&, G4Material* mediumMaterial,
                                           G4Material* solidMaterial);
  private:

    void TessellatedRead(const std::string&);
    void FacetRead(const std::string&);
    void PhysvolRead(const std::string&);
    void ReadGeom(const G4String&);
    void ReadTree(const G4String&);

  private:

    G4Box* world_box;
    G4ThreeVector world_extent;
    G4Material* solid_material;
    G4Material* medium_material;
    G4LogicalVolume* world_volume;
    std::vector<G4TessellatedSolid*> tessellatedList;
    std::map<G4TessellatedSolid*,G4LogicalVolume*> volumeMap;
};

#endif