petsc-3.12.5 2020-03-29
PCCompositeGetPC
Gets one of the PC objects in the composite PC.
Synopsis
#include "petscksp.h"
PetscErrorCode PCCompositeGetPC(PC pc,PetscInt n,PC *subpc)
Not Collective
Input Parameter
| pc | - the preconditioner context
|
| n | - the number of the pc requested
|
Output Parameters
subpc -the PC requested
Notes
To use a different operator to construct one of the inner preconditioners first call PCCompositeGetPC(), then
call PCSetOperators() on that PC.
See Also
PCCompositeAddPC(), PCCompositeGetNumberPC(), PCSetOperators()
Level
Developer
Location
src/ksp/pc/impls/composite/composite.c
Examples
src/ksp/ksp/examples/tutorials/ex71.c.html
Implementations
PCCompositeGetPC_Composite in src/ksp/pc/impls/composite/composite.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages