petsc-3.8.4 2018-03-24
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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