MatPartitioningHierarchicalGetCoarseparts

Get the coarse-level partitioning of a hierarchical MatPartitioning.

Synopsis

#include "petscmat.h" 
PetscErrorCode MatPartitioningHierarchicalGetCoarseparts(MatPartitioning part, IS *coarseparts)

Not Collective

Input Parameter

• part - the MatPartitioning of type MATPARTITIONINGHIERARCH

Output Parameter

• coarseparts - the IS mapping each local row to its coarse partition; the caller must destroy it with ISDestroy()

See Also

MatPartitioning, MATPARTITIONINGHIERARCH, MatPartitioningHierarchicalGetFineparts(), MatPartitioningHierarchicalSetNcoarseparts()

Level

advanced

Location

src/mat/graphops/partition/impls/hierarchical/hierarchical.c

Examples

src/ksp/ksp/tutorials/ex64.c

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Index of all MatGraphOperations routines
Table of Contents for all manual pages
Index of all manual pages