petsc-3.12.5 2020-03-29
PCASMSetType
Sets the type of restriction and interpolation used for local problems in the additive Schwarz method.
Synopsis
#include "petscpc.h"
PetscErrorCode PCASMSetType(PC pc,PCASMType type)
Logically Collective on pc
Input Parameters
| pc | - the preconditioner context
|
| type | - variant of ASM, one of
|
PC_ASM_BASIC - full interpolation and restriction
PC_ASM_RESTRICT - full restriction, local processor interpolation
PC_ASM_INTERPOLATE - full interpolation, local processor restriction
PC_ASM_NONE - local processor restriction and interpolation
Options Database Key
-pc_asm_type [basic,restrict,interpolate,none] -Sets ASM type
Notes
if the is_local arguments are passed to PCASMSetLocalSubdomains() then they are used when PC_ASM_RESTRICT has been selected
to limit the local processor interpolation
See Also
PCASMSetTotalSubdomains(), PCASMSetTotalSubdomains(), PCASMGetSubKSP(),
PCASMCreateSubdomains2D(), PCASMType, PCASMSetLocalType(), PCASMGetLocalType()
Level
intermediate
Location
src/ksp/pc/impls/asm/asm.c
Implementations
PCASMSetType_ASM in src/ksp/pc/impls/asm/asm.c
Index of all PC routines
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Index of all manual pages