SNESMultiblockSetIS#
Sets the global row indices for one particular block in a SNESMULTIBLOCK solver
Synopsis#
#include "petscsnes.h"
PetscErrorCode SNESMultiblockSetIS(SNES snes, const char name[], IS is)
Logically Collective
Input Parameters#
snes - the solver context
name - name of this block, if
NULLthe number of the block is usedis - the index set that defines the global row indices in this block
Notes#
Use SNESMultiblockSetFields(), for blocks defined by strides.
This function is called once per block (it creates a new block each time). Solve options for this block will be available under the prefix -multiblock_BLOCKNAME_.
See Also#
SNES: Nonlinear Solvers, SNES, SNESMULTIBLOCK, SNESMultiblockGetSubSNES(), SNESMultiblockSetBlockSize(), SNESMultiblockSetFields()
Level#
intermediate
Location#
Implementations#
SNESMultiblockSetIS_Default() in src/snes/impls/multiblock/multiblock.c
Index of all SNES routines
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Index of all manual pages