petsc-3.14.6 2021-03-30
DMSubDomainRestrict
restricts user-defined problem data to a block DM by running hooks registered by DMSubDomainHookAdd()
Synopsis
#include "petscdm.h"
#include "petscdmlabel.h"
#include "petscds.h"
PetscErrorCode DMSubDomainRestrict(DM global,VecScatter oscatter,VecScatter gscatter,DM subdm)
Collective if any hooks are
Input Arguments
| fine | - finer DM to use as a base
|
| oscatter | - scatter from domain global vector filling subdomain global vector with overlap
|
| gscatter | - scatter from domain global vector filling subdomain local vector with ghosts
|
| coarse | - coarer DM to update
|
See Also
DMCoarsenHookAdd(), MatRestrict()
Level
developer
Location
src/dm/interface/dm.c
Index of all DM routines
Table of Contents for all manual pages
Index of all manual pages