PCASMGetLocalSubdomains
Gets the local subdomains (for this processor only) for the additive Schwarz preconditioner.
Synopsis
#include "petscpc.h"
PetscErrorCode PETSCKSP_DLLEXPORT PCASMGetLocalSubdomains(PC pc,PetscInt *n,IS *is[])
Collective on PC
Input Parameter
pc -the preconditioner context
Output Parameters
| n | - the number of subdomains for this processor (default value = 1)
|
| is | - the index sets that define the subdomains for this processor
|
Notes
The IS numbering is in the parallel, global numbering of the vector.
Keywords
PC, ASM, set, local, subdomains, additive Schwarz
See Also
PCASMSetTotalSubdomains(), PCASMSetOverlap(), PCASMGetSubKSP(),
PCASMCreateSubdomains2D(), PCASMSetLocalSubdomains(), PCASMGetLocalSubmatrices()
Level:advanced
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