STPrecondGetMatForPC

Gets the matrix previously set by STPrecondSetMatForPC. This matrix will be passed as parameter in the KSPSetOperator function as the matrix to be used in constructing the preconditioner.

Synopsis

#include "slepcst.h" 
PetscErrorCode STPrecondGetMatForPC(ST st,Mat *mat)
Collective on ST

Input Parameter

st - the spectral transformation context

Output Parameter

mat - the matrix that will be used in constructing the preconditioner or PETSC_NULL if any previous matrix was set by STPrecondSetMatForPC.

See Also

STPrecondSetMatForPC(), KSPSetOperator()

Location: src/st/impls/precond/precond.c
Index of all ST routines
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Index of all manual pages