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 Parameters#
pc - the preconditioner context
n - the number of the pc requested
Output Parameter#
subpc - the PC requested
Note#
To use a different operator to construct one of the inner preconditioners first call PCCompositeGetPC(), then
call PCSetOperators() on that PC.
See Also#
KSP: Linear System Solvers, PCCOMPOSITE, PCCompositeAddPCType(), PCCompositeGetNumberPC(), PCSetOperators()
Level#
intermediate
Location#
Examples#
src/ksp/pc/tutorials/ex4.c
src/ksp/ksp/tutorials/ex71.c
src/ksp/ksp/tutorials/ex60.c
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