petsc-3.8.4 2018-03-24
PCASMSetDMSubdomains
Indicates whether to use DMCreateDomainDecomposition() to define the subdomains, whenever possible.
Synopsis
#include "petscpc.h"
PetscErrorCode PCASMSetDMSubdomains(PC pc,PetscBool flg)
Logically Collective
Input Parameter
| pc | - the preconditioner
|
| flg | - boolean indicating whether to use subdomains defined by the DM
|
Options Database Key
-pc_asm_dm_subdomains -
Notes
PCASMSetTotalSubdomains() and PCASMSetOverlap() take precedence over PCASMSetDMSubdomains(),
so setting either of the first two effectively turns the latter off.
Keywords
PC, ASM, DM, set, subdomains, additive Schwarz
See Also
PCASMGetDMSubdomains(), PCASMSetTotalSubdomains(), PCASMSetOverlap()
PCASMCreateSubdomains2D(), PCASMSetLocalSubdomains(), PCASMGetLocalSubdomains()
Level:intermediate
Location:src/ksp/pc/impls/asm/asm.c
Index of all PC routines
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Index of all manual pages