PbHexahedronMesh3D.h

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**=======================================================================*/
/*=======================================================================
** Author      : VSG (MMM YYYY)
**=======================================================================*/
 
#ifndef  _PB_HEXAHEDRONMESH3D_
#define  _PB_HEXAHEDRONMESH3D_
 
#include <MeshViz/3Ddata/PbIndexedMesh3D.h>
 
class PbHexahedronCell;
 
class  PbHexahedronMesh3D : public PbIndexedMesh3D {
 
 
 public:
 
  PbHexahedronMesh3D(SbBool isDataDuplicate=TRUE) ;
 
  PbHexahedronMesh3D(const PbHexahedronMesh3D &mesh);
 
  PbHexahedronMesh3D(int num_nodes, const float *x_nod, const float *y_nod, const float *z_nod,
                     int num_hexahedrons, const int *hexahedron_index,
                     SbBool is_data_duplicate=TRUE) ;
 
  ~PbHexahedronMesh3D() ;
 
  PbHexahedronMesh3D& operator=(const PbHexahedronMesh3D &mesh) ;
 
   friend int operator ==(const PbHexahedronMesh3D &m1, const PbHexahedronMesh3D &m2);
 
   friend int operator !=(const PbHexahedronMesh3D &m1, const PbHexahedronMesh3D &m2)
  { return !(m1 == m2); }
 
  void setGeometry(int num_nodes, const float *x_nod, const float *y_nod, const  float *z_nod,
                   int num_hexahedrons, const int *hexahedron_index);
 
  void getGeometry(int &num_nodes, const float *&x_nod, const float *&y_nod, const float *&z_nod,
                   int &num_hexahedrons, const int *&hexahedron_index) const;
 
  virtual void getNodesOwnerCellsInd(const PbArrayOfInt &nod_indices, PbArrayOfInt &owner_cells) const;
 
  virtual const PbCell *getCell(int cell_index) const;
 
  /*----------------------------------------------------------------------------*/
 
#if 1             SoDEPRECATED
  void getGeometry(int &num_nodes, const float *&x_nod, const float *&y_nod, const float *&z_nod,
                   int &num_hexahedrons, const int **&hexahedron_index) const;
 
#endif 
 private:
 
  float getLongestEdgeLength();
  // get the length of the longest edge of the mesh
 
  void meshCrossSection(PoMeshCrossSection *cross_section) const ; 
 
  void mesh3DVec(PoMesh3DVec *mesh_vec) const ;
  void print(FILE *fp) const;
  
  // get a cell, but this cell has'nt coordinate specified
  virtual const PbCell *getTopoCell(int cell_index) const;
 
 private:
  void updateCellBoundingBox() const;
  void updateOwnerCellsList() const;
 
 private:
  void copy(const PbHexahedronMesh3D &mesh) ;
  void destroy();
 
  mutable PbHexahedronCell *m_hexahedron;
} ;
 
/*---------------------------------------------------------------------------*/
 
#endif /* _PB_HEXAHEDRONMESH3D_ */