petsc-3.12.5 2020-03-29
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SNESNASMSetSubdomains

Manually Set the context required to restrict and solve subdomain problems.

Synopsis

#include "petscsnes.h"   
PetscErrorCode SNESNASMSetSubdomains(SNES snes,PetscInt n,SNES subsnes[],VecScatter iscatter[],VecScatter oscatter[],VecScatter gscatter[])
Not Collective

Input Parameters

SNES - the SNES context
n - the number of local subdomains
subsnes - solvers defined on the local subdomains
iscatter - scatters into the nonoverlapping portions of the local subdomains
oscatter - scatters into the overlapping portions of the local subdomains
gscatter - scatters into the (ghosted) local vector of the local subdomain

See Also

SNESNASM, SNESNASMGetSubdomains()

Level

intermediate

Location

src/snes/impls/nasm/nasm.c

Implementations

SNESNASMSetSubdomains_NASM in src/snes/impls/nasm/nasm.c

Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages