PetscPartitionerShellSetPartition#

Set an artificial partition for a mesh

Synopsis#

#include "petscpartitioner.h" 
PetscErrorCode PetscPartitionerShellSetPartition(PetscPartitioner part, PetscInt size, const PetscInt sizes[], const PetscInt points[])

Collective

Input Parameters#

  • part - The PetscPartitioner

  • size - The number of partitions

  • sizes - array of length size (or NULL) providing the number of points in each partition

  • points - array of length sum(sizes) (may be NULL iff sizes is NULL), a permutation of the points that groups those assigned to each partition in order (i.e., partition 0 first, partition 1 next, etc.)

Note#

It is safe to free the sizes and points arrays after use in this routine.

See Also#

DMPlexDistribute(), PetscPartitionerCreate()

Level#

developer

Location#

src/dm/partitioner/impls/shell/partshell.c

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