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#
Implementations#
PCCompositeGetPC_Composite() in src/ksp/pc/impls/composite/composite.c
Index of all PC routines
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Index of all manual pages