PETSc version 3.17.4
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DMStagCreateISFromStencils

Create an IS, using global numberings, for a subset of DOF in a DMStag object

Synopsis

PetscErrorCode DMStagCreateISFromStencils(DM dm,PetscInt nStencil,DMStagStencil* stencils,IS *is)
Collective

Input Parameters

dm - the DMStag object
nStencil - the number of stencils provided
stencils - an array of DMStagStencil objects (i,j, and k are ignored)

Output Parameter

is - the global IS

Note

Redundant entries in s are ignored

See Also

DMSTAG, IS, DMStagStencil, DMCreateGlobalVector

Level

advanced

Location

src/dm/impls/stag/stagstencil.c
Index of all DMSTAG routines
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