petsc-3.11.4 2019-09-28
Report Typos and Errors

MatPartitioningSetVertexWeights

 Sets the weights for vertices for a partitioning.

Synopsis

#include "petscmat.h" 
PetscErrorCode  MatPartitioningSetVertexWeights(MatPartitioning part,const PetscInt weights[])
Logically Collective on Partitioning

Input Parameters

part - the partitioning context
weights - the weights, on each process this array must have the same size as the number of local rows

Notes

The array weights is freed by PETSc so the user should not free the array. In C/C++ the array must be obtained with a call to PetscMalloc(), not malloc().

Keywords

Partitioning, destroy, context

See Also

MatPartitioningCreate(), MatPartitioningSetType(), MatPartitioningSetPartitionWeights()

Level

beginner

Location

src/mat/partition/partition.c

Examples

src/mat/examples/tutorials/ex15.c.html

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