Special class for storing real reciprocal-space kernels encountered ever so often for convolutions. More...

#include <ScalarField.h>

Inheritance diagram for RealKernel:

Public Member Functions
	RealKernel (const GridInfo &gInfo)

Public Member Functions inherited from FieldData< double >
	FieldData (const GridInfo &gInfo, string category, int nElem, bool onGpu=false)

void	copyData (const FieldData< double > &other)
	Copy data and scale (used by clone())

void	absorbScale () const
	Absorb scale factor into data.

double *	data (bool shouldAbsorbScale=true)
	get a pointer to the actual data (after absorbing the scale factor, unless otherwise specified)

const double *	data (bool shouldAbsorbScale=true) const
	get a const pointer to the actual data (after absorbing the scale factor, unless otherwise specified)

double *	dataGpu (bool shouldAbsorbScale=true)
	get a pointer to the actual data (after absorbing the scale factor, unless otherwise specified)

const double *	dataGpu (bool shouldAbsorbScale=true) const
	get a const pointer to the actual data (after absorbing the scale factor, unless otherwise specified)

double *	dataPref (bool shouldAbsorbScale=true)

const double *	dataPref (bool shouldAbsorbScale=true) const

void	zero ()
	initialize to zero

bool	isOnGpu () const
	Check where the data is (for #ifdef simplicity exposed even when no GPU_ENABLED)

void	send (int dest, int tag=0) const
	send to another process

void	recv (int src, int tag=0)
	receive from another process

void	bcast (int root=0)
	synchronize across processes (using value on specified root process)

void	allReduce (MPIUtil::ReduceOp op, bool safeMode=false)
	apply all-to-all reduction

Additional Inherited Members
Public Attributes inherited from FieldData< double >
const int	nElem
	number of elements

double	scale
	overall scale factor of the data array

const GridInfo &	gInfo
	simulation grid info

Detailed Description

Special class for storing real reciprocal-space kernels encountered ever so often for convolutions.

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

Public Member Functions