petsc-3.8.4 2018-03-24
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DMDACreatePatchIS

 Creates an index set corresponding to a patch of the DA.

Synopsis

#include "petscdmda.h"   
PetscErrorCode DMDACreatePatchIS(DM da,MatStencil *lower,MatStencil *upper,IS *is)
Not Collective

Input Parameters

da - the DMDA
lower - a matstencil with i, j and k corresponding to the lower corner of the patch
upper - a matstencil with i, j and k corresponding to the upper corner of the patch

Output Parameters

is -the IS corresponding to the patch

See Also

DMDACreateDomainDecomposition(), DMDACreateDomainDecompositionScatters()

Level:developer
Location:src/dm/impls/da/dadd.c
Index of all DMDA routines
Table of Contents for all manual pages
Index of all manual pages