Index2D Class Reference

Switch between a 2D array to a flattened, 1D index. More...

#include <indexer.h>

Public Member Functions
HOSTDEVICE	Index2D (unsigned int w=0)
HOSTDEVICE	Index2D (unsigned int w, unsigned int h)
HOSTDEVICE unsigned int	operator() (unsigned int i, unsigned int j) const
HOSTDEVICE unsigned int	getNumElements () const
	Return the number of elements that the indexer can index. More...
HOSTDEVICE unsigned int	getW () const
	Get the width. More...
HOSTDEVICE unsigned int	getH () const
	get the height More...

Public Attributes
unsigned int	width
	array width More...
unsigned int	height
	array height More...

Detailed Description

Switch between a 2D array to a flattened, 1D index.

A class for converting between a 2d index and a 1-d array, which makes calculation on the GPU a bit easier. This was inspired by the indexer class of Hoomd-blue

Constructor & Destructor Documentation

Index2D() [1/2]

HOSTDEVICE Index2D::Index2D ( unsigned int  w = 0 )

inline

Index2D() [2/2]

HOSTDEVICE Index2D::Index2D ( unsigned int  w, unsigned int  h  )

inline

Member Function Documentation

operator()()

HOSTDEVICE unsigned int Index2D::operator() ( unsigned int  i, unsigned int  j  ) const

inline

References width.

getNumElements()

HOSTDEVICE unsigned int Index2D::getNumElements ( ) const

inline

Return the number of elements that the indexer can index.

References height, and width.

Referenced by gpu_compute_cell_list_kernel(), hyperrectangularCellList::resetCellSizes(), hyperrectangularCellList::resetCellSizesCPU(), neighborList::resetNeighborsCPU(), and neighborList::resetNeighborsGPU().

getW()

HOSTDEVICE unsigned int Index2D::getW ( ) const

inline

Get the width.

References width.

getH()

HOSTDEVICE unsigned int Index2D::getH ( ) const

inline

get the height

References height.

Member Data Documentation

width

unsigned int Index2D::width

array width

Referenced by getNumElements(), getW(), and operator()().

height

unsigned int Index2D::height

array height

Referenced by getH(), and getNumElements().

---

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

• indexer.h