UniformGrid Class Reference

#include <KNN_Grid.h>

Inheritance diagram for UniformGrid:

Collaboration diagram for UniformGrid:

Public Types
typedef unsigned int	index_t
typedef float	coord_t
typedef NVec< 3, index_t >	Index
typedef NVec< 3, coord_t >	Vec
typedef unsigned int	index_t
typedef float	coord_t
typedef NVec< 3, index_t >	Index
typedef NVec< 3, coord_t >	Vec

Public Member Functions
	UniformGrid (index_t w, index_t h, index_t d)
void	set_extent (const Point3D &m, const Point3D &M)
void	get_cellsize (Point3D &c)
UniformGrid::Index	compute_index (const Point3D &v)
	UniformGrid (index_t w, index_t h, index_t d)
void	set_extent (const Point3D &m, const Point3D &M)
void	get_cellsize (Point3D &c)
UniformGrid::Index	compute_index (const Point3D &v)

Public Attributes
Index	size
Point3D	bb_min
Point3D	bb_max
Point3D	cellsize

Detailed Description

Definition at line 26 of file Rocon/include/KNN_Grid.h.

Member Typedef Documentation

typedef float coord_t

Definition at line 30 of file Rocon/include/KNN_Grid.h.

typedef float coord_t

Definition at line 30 of file Rocprop/include/KNN_Grid.h.

typedef NVec<3,index_t> Index

Definition at line 31 of file Rocprop/include/KNN_Grid.h.

typedef NVec<3,index_t> Index

Definition at line 31 of file Rocon/include/KNN_Grid.h.

typedef unsigned int index_t

Definition at line 29 of file Rocprop/include/KNN_Grid.h.

typedef unsigned int index_t

Definition at line 29 of file Rocon/include/KNN_Grid.h.

typedef NVec<3,coord_t> Vec

Definition at line 32 of file Rocprop/include/KNN_Grid.h.

typedef NVec<3,coord_t> Vec

Definition at line 32 of file Rocon/include/KNN_Grid.h.

Constructor & Destructor Documentation

UniformGrid ( index_t  w, index_t  h, index_t  d  )

inline

Definition at line 37 of file Rocon/include/KNN_Grid.h.

{ size = Index(w,h,d); }

UniformGrid ( index_t  w, index_t  h, index_t  d  )

inline

Definition at line 37 of file Rocprop/include/KNN_Grid.h.

{ size = Index(w,h,d); }

Member Function Documentation

UniformGrid::Index compute_index ( const Point3D &  v )

inline

Definition at line 51 of file Rocon/include/KNN_Grid.h.

References i, k, KNNDIM, and x.

  {
        UniformGrid::Index i;
        for(int k=0; k<KNNDIM; k++)
          {
          int x = (int)floor(((v[k] - bb_min[k]) / cellsize[k]));
          if (x <0)
                i[k] = 0;
          else
                i[k] = x;
          if( i[k] >= size[k])
                { 
                  i[k] = size[k]-1;
                }
          }
        return i;
    }

UniformGrid::Index compute_index ( const Point3D &  v )

inline

Definition at line 51 of file Rocprop/include/KNN_Grid.h.

References i, k, KNNDIM, and x.

  {
        UniformGrid::Index i;
        for(int k=0; k<KNNDIM; k++)
          {
          int x = (int)floor(((v[k] - bb_min[k]) / cellsize[k]));
          if (x <0)
                i[k] = 0;
          else
                i[k] = x;
          if( i[k] >= size[k])
                { 
                  i[k] = size[k]-1;
                }
          }
        return i;
    }

void get_cellsize ( Point3D &  c )

inline

Definition at line 49 of file Rocprop/include/KNN_Grid.h.

{c =  cellsize;};

void get_cellsize ( Point3D &  c )

inline

Definition at line 49 of file Rocon/include/KNN_Grid.h.

{c =  cellsize;};

void set_extent ( const Point3D &  m, const Point3D &  M  )

inline

Definition at line 39 of file Rocprop/include/KNN_Grid.h.

References k, and KNNDIM.

    {
        bb_min = m;  bb_max = M;
        cellsize = M - m;
        for(int k=0; k<KNNDIM; k++)
        {
            cellsize[k] /= (float)(size[k]);
        }
    }

void set_extent ( const Point3D &  m, const Point3D &  M  )

inline

Definition at line 39 of file Rocon/include/KNN_Grid.h.

References k, and KNNDIM.

Referenced by KNN_Grid< Tri >::clear(), and KNN_Grid< Tri >::KNN_Grid().

    {
        bb_min = m;  bb_max = M;
        cellsize = M - m;
        for(int k=0; k<KNNDIM; k++)
        {
            cellsize[k] /= (float)(size[k]);
        }
    }

Here is the caller graph for this function:

Member Data Documentation

Point3D bb_max

Definition at line 35 of file Rocon/include/KNN_Grid.h.

Point3D bb_min

Definition at line 35 of file Rocon/include/KNN_Grid.h.

Point3D cellsize

Definition at line 35 of file Rocon/include/KNN_Grid.h.

Index size

Definition at line 34 of file Rocon/include/KNN_Grid.h.

---

The documentation for this class was generated from the following files:

• Rocon/include/KNN_Grid.h
• Rocprop/include/KNN_Grid.h