Muster
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Asynchronous, some-to-some gather operation used by parallel clustering algorithms to simultaneously send members of sample sets to a set of distributed worker processes. More...
#include <multi_gather.h>
Public Member Functions | |
multi_gather (MPI_Comm _comm, int _tag=0) | |
Construct a mult_gather on a communicator. More... | |
template<class ObjIterator , class RankIterator > | |
void | start (ObjIterator begin_obj, ObjIterator end_obj, RankIterator begin_src, RankIterator end_src, std::vector< T > &dest, int root) |
Starts initial send and receive requests for this gather. More... | |
template<class RankIterator > | |
void | start (const T &obj, RankIterator begin_src, RankIterator end_src, std::vector< T > &dest, int root) |
Starts a gather with one object instead of a range of objects. More... | |
void | finish () |
Asynchronous, some-to-some gather operation used by parallel clustering algorithms to simultaneously send members of sample sets to a set of distributed worker processes.
T | Type of objects to be transferred by this multi_gather. Must support the following operations:
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Definition at line 62 of file multi_gather.h.
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inline |
Construct a mult_gather on a communicator.
MPI communication will use the specified tag.
Definition at line 107 of file multi_gather.h.
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inline |
Definition at line 183 of file multi_gather.h.
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inline |
Starts initial send and receive requests for this gather.
Must be followed up with a call to finish().
Definition at line 114 of file multi_gather.h.
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inline |
Starts a gather with one object instead of a range of objects.
Definition at line 179 of file multi_gather.h.