petsc-3.7.1 2016-05-15
ISPartitioningToNumbering
Takes an ISPartitioning and on each processor generates an IS that contains a new global node number for each index based on the partitioing.
Synopsis
#include "petscis.h"
PetscErrorCode ISPartitioningToNumbering(IS part,IS *is)
Collective on IS Many br
Input Parameters Many br
partitioning -a partitioning as generated by MatPartitioningApply() Many br
Output Parameter
is -on each processor the index set that defines the global numbers Many br(in the new numbering) for all the nodes currently (before the partitioning) Many bron that processor Many br
Many br
See Also
MatPartitioningCreate(), AOCreateBasic(), ISPartitioningCount()
Level:advanced
Location:src/vec/is/is/utils/iscoloring.c
Index of all IS routines
Table of Contents for all manual pages
Index of all manual pages
Examples
src/ksp/ksp/examples/tutorials/ex64.c.html