MeshViz/3Ddata/PbCartesianGrid3D.h

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/*=======================================================================
** Author      : VSG (MMM YYYY)
**=======================================================================*/

#ifndef  _PB_CARTESIANGRID3D_
#define  _PB_CARTESIANGRID3D_

#include <MeshViz/3Ddata/PbGrid3D.h>

class PbHexahedronCell;

class  PbCartesianGrid3D : public PbGrid3D {


 public:

  PbCartesianGrid3D(SbBool is_data_duplicated=TRUE) ;

  PbCartesianGrid3D(const PbCartesianGrid3D &);

  PbCartesianGrid3D(int num_x, int num_y, int num_z, const float *xnod, const float *ynod, const float *znod, 
                    SbBool is_data_duplicated=TRUE) ;

  ~PbCartesianGrid3D() ;

  PbCartesianGrid3D& operator=(const PbCartesianGrid3D &mesh) ;

   friend int operator ==(const PbCartesianGrid3D &m1, const PbCartesianGrid3D &m2);

   friend int operator !=(const PbCartesianGrid3D &m1, const PbCartesianGrid3D &m2)
  { return !(m1 == m2); }

  void setCoordinates(const float *xnod, const float *ynod, const float *znod);

  void getCoordinates(const float* &xnod, const float* &ynod, const float* &znod,
                      int &size_xnod, int &size_ynod, int &size_znod) const {
    xnod = x[0][0]; 
    ynod = y[0][0];
    znod = z[0][0];
    size_xnod = size_ynod = size_znod = numMeshNodes;
  }

  void getGeometry(int &num_x, int &num_y, int &num_z, const float*** &xa, const float*** &ya, const float*** &za) const;

  using PbGrid3D::getGeometry;

  virtual const PbCell *getCell(int cell_index) const;

  virtual SbVec3f getNodeCoord(int nod_index) const;

  SbVec3f getNodeCoord(int i, int j, int k) const {return SbVec3f(x[i][j][k],y[i][j][k],z[i][j][k]);};

  /*----------------------------------------------------------------------------*/


 private:
  
  float getLongestEdgeLength();
  // Gets the length of the longest edge of the mesh

  void meshCrossSection(PoMeshCrossSection *cross_section) const; 
  void meshCrossContour(PoMeshCrossContour *cross_contour) const ; 
  void meshSkeleton(PoMeshSkeleton *skeleton, const float *nod_values, 
                    float *x_cont, float *y_cont,float *z_cont) 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:
  PbCartesianGrid3D(int num_x, int num_y, int num_z, SbBool is_data_duplicate=TRUE) ;
  void  updateCellBoundingBox() const;
  void setXYZGeometry(int num_x, int num_y, int num_z, const float *x, const float *y, const float *z);
  void getXYZGeometry(const float* &x, const float* &y, const float* &z) const;
  virtual void grid3DSkin(PoMeshSkin *_PoMeshSkin) const;

 private:
  void updateBoundingBox() const;

  float ***x, ***y, ***z;

  void copy(const PbCartesianGrid3D &mesh) ;
  void destroy();

  mutable PbHexahedronCell *m_hexahedron;

} ;

/*---------------------------------------------------------------------------*/

#endif /* _PB_CARTESIANGRID3D_ */

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Open Inventor Toolkit reference manual, generated on 15 Mar 2023
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