petsc-3.9.4 2018-09-11
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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
Table of Contents for all manual pages
Index of all manual pages