petsc-master 2019-06-26
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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

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