MeshViz/3Ddata/PbRegularCartesianGrid2D.h

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

#ifndef  _PB_REGULARCARTESIANGRID2D_
#define  _PB_REGULARCARTESIANGRID2D_

#include <MeshViz/3Ddata/PbGrid2D.h>

class PiContouring;
class PoMeshLines;
class PoMeshFilled;
class PoMeshSides;
class PbPixelCell;
class PbQuadrangleCell;

class  PbRegularCartesianGrid2D : public PbGrid2D {


 public:

  PbRegularCartesianGrid2D(SbBool isDataDuplicate=TRUE) ;

  PbRegularCartesianGrid2D(const PbRegularCartesianGrid2D &mesh);

  PbRegularCartesianGrid2D(int num_x,int num_y, float x_min,float y_min, float x_max,float y_max, SbBool isDataDuplicate=TRUE) ;

  PbRegularCartesianGrid2D(int num_x,int num_y, float x_min,float y_min, float x_max,float y_max, const float *z, 
                           SbBool isDataDuplicate=TRUE) ;

  PbRegularCartesianGrid2D(int num_x,int num_y, 
                           const PbRegularCartesianGrid2D &other_mesh);

  ~PbRegularCartesianGrid2D() ;

  PbRegularCartesianGrid2D& operator=(const PbRegularCartesianGrid2D &mesh) ;

   friend int operator ==(const PbRegularCartesianGrid2D &m1, const PbRegularCartesianGrid2D &m2);

   friend int operator !=(const PbRegularCartesianGrid2D &m1, const PbRegularCartesianGrid2D &m2)
  { return !(m1 == m2); }

  void setGeometry(int num_x,int num_y, float x_min,float y_min, float x_max,float y_max);

  void setGeometry(int num_x,int num_y, float x_min,float y_min, float x_max,float y_max, const float *z);

  void getGeometry(int &num_x,int &num_y, float &x_min,float &y_min, float &x_max,float &y_max) const;

  void getGeometry(int &num_x,int &num_y, float &x_min,float &y_min, float &x_max,float &y_max, const float *&z) const;

  virtual const PbCell* findContainingCell(const SbVec3f &point, float tolerance, SbVec3f &pcoord, const PbCell *adjacent_cell) const;

  virtual const PbCell* findContainingCell(const SbVec3f &point, float tolerance, SbVec3f &pcoord) const;

  virtual const PbCell *getCell(int cell_index) const;

  virtual SbVec3f getNodeCoord(int nod_index) const;

  virtual SbVec3f getNodeCoord(int i, int j) const;

  virtual float getArea() const;


 private:
  void meshLines(PoMeshLines *_PoMeshLines) const; 
  void meshFilled(PoMeshFilled *_PoMeshFilled) const; 
  void meshSides(PoMeshSides *_PoMeshSides) const; 
  void meshContouring(PiContouring *_PiContouring, const float *z) const;
  void mesh2DVec(PoMesh2DVec *mesh_vec) const ;
  void getLimits(PoMesh2D *_PoMesh2D, Ppoint_list_list3 &limit) const;

  void getNodesCoord(const float *z, SoMFVec3f &vertices) const;
  virtual SbBool hasSidesNormals() const;
  virtual void getSidesNormals(SbVec3f *&normals, 
                               const PbArrayOfInt &limitSizes) const;

  void print(FILE *fp) const;
  void printInfo() const {print(stdout);};

 private:
  void constructXYGeometry(float x_min,float y_min, float x_max,float y_max, SbBool is_data_duplicate);
  void setXYGeometry(int numX, int numY, const float *x, const float *y);
  void getXYGeometry(const float* &x, const float* &y) const;

 private:
  float m_x[2], m_y[2];
  float m_xmin, m_xmax, m_dx;
  float m_ymin, m_ymax, m_dy;

  void updateBoundingBox() const;
  void copy(const PbRegularCartesianGrid2D &mesh) ;
  void destroy();

  mutable PbPixelCell      *m_pixel;
  mutable PbQuadrangleCell *m_quadrangle;
} ;

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

inline void
PbRegularCartesianGrid2D::getGeometry(int &num_x,int &num_y, float &x_min,float &y_min, float &x_max,float &y_max) const
{
  num_x = numX; x_min = m_xmin; x_max = m_xmax;
  num_y = numY; y_min = m_ymin; y_max = m_ymax;
}

inline void
PbRegularCartesianGrid2D::getGeometry(int &num_x,int &num_y, float &x_min,float &y_min, float &x_max,float &y_max, const float *&zn) const
{
  num_x = numX; x_min = m_xmin; x_max = m_xmax;
  num_y = numY; y_min = m_ymin; y_max = m_ymax;
  zn = m_zCoord;
}

#endif /* _PB_REGULARCARTESIANGRID2D_ */

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Open Inventor Toolkit reference manual, generated on 12 Feb 2024
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