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RealKernel Struct Reference
Data structures

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

#include <ScalarField.h>

Inheritance diagram for RealKernel:
FieldData< double > ManagedMemory< double >

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 sendData (const MPIUtil *mpiUtil, int dest, int tag, MPIUtil::Request *request=0) const
 
void recvData (const MPIUtil *mpiUtil, int dest, int tag, MPIUtil::Request *request=0)
 
void bcastData (const MPIUtil *mpiUtil, int root=0, MPIUtil::Request *request=0)
 
void allReduceData (const MPIUtil *mpiUtil, MPIUtil::ReduceOp op, bool safeMode=false, MPIUtil::Request *request=0)
 
void reduceData (const MPIUtil *mpiUtil, MPIUtil::ReduceOp op, int root=0, MPIUtil::Request *request=0)
 

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: