PETSc version 3.15.5
AOApplicationToPetscIS
Maps an index set in the application-defined ordering to the PETSc ordering.
Synopsis
#include "petscao.h"
PetscErrorCode AOApplicationToPetscIS(AO ao,IS is)
Collective on AO
Input Parameters
| ao | - the application ordering context
|
| is | - the index set; this is replaced with its mapped values
|
Output Parameter
| is | - the mapped index set
|
Note
The index set cannot be of type stride or block
Any integers in ia[] that are negative are left unchanged. This
allows one to convert, for example, neighbor lists that use negative
entries to indicate nonexistent neighbors due to boundary conditions, etc.
See Also
AOCreateBasic(), AOView(), AOPetscToApplication(),
AOPetscToApplicationIS(), AOApplicationToPetsc()
Level
beginner
Location
src/vec/is/ao/interface/ao.c
Index of all AO routines
Table of Contents for all manual pages
Index of all manual pages