#include <Teuchos_MpiReductionOpSetter.hpp>
Public Member Functions | |
virtual void | reduce (void *invec, void *inoutvec, int *len, MPI_Datatype *datatype) const =0 |
|
The base class allows clients to create a reduction callback as an object instead of just as a global function. The single extra level of indirection should not be a performance problem in must cases.
Note, HAVE_MPI
must be defined to use this class!.
Definition at line 46 of file Teuchos_MpiReductionOpSetter.hpp.
virtual void Teuchos::MpiReductionOpBase::reduce | ( | void * | invec, | |
void * | inoutvec, | |||
int * | len, | |||
MPI_Datatype * | datatype | |||
) | const [pure virtual] |