PCSetFromOptions#

Sets PC options from the options database. This routine must be called before PCSetUp() if the user is to be allowed to set the preconditioner method.

Synopsis#

#include "petscpc.h" 
PetscErrorCode PCSetFromOptions(PC pc)

Collective

Input Parameter#

  • pc - the preconditioner context

Options Database Key#

  • -pc_use_amat true,false - see PCSetUseAmat()

See Also#

PCSetUseAmat()

Level#

developer

Location#

src/ksp/pc/interface/pcset.c

Examples#

src/ksp/ksp/tutorials/ex76.c.html

Implementations#

PCSetFromOptions_AMGX in src/ksp/pc/impls/amgx/amgx.cxx
PCSetFromOptions_ASM in src/ksp/pc/impls/asm/asm.c
PCSetFromOptions_BDDC in src/ksp/pc/impls/bddc/bddc.c
PCSetFromOptions_BJacobi in src/ksp/pc/impls/bjacobi/bjacobi.c
PCSetFromOptions_BJKOKKOS in src/ksp/pc/impls/bjacobi/bjkokkos/bjkokkos.kokkos.cxx
PCSetFromOptions_CHOWILUVIENNACL in src/ksp/pc/impls/chowiluviennacl/chowiluviennacl.cxx
PCSetFromOptions_Composite in src/ksp/pc/impls/composite/composite.c
PCSetFromOptions_CP in src/ksp/pc/impls/cp/cp.c
PCSetFromOptions_Deflation in src/ksp/pc/impls/deflation/deflation.c
PCSetFromOptions_Eisenstat in src/ksp/pc/impls/eisens/eisen.c
PCSetFromOptions_Cholesky in src/ksp/pc/impls/factor/cholesky/cholesky.c
PCSetFromOptions_Factor in src/ksp/pc/impls/factor/factimpl.c
PCSetFromOptions_ICC in src/ksp/pc/impls/factor/icc/icc.c
PCSetFromOptions_ILU in src/ksp/pc/impls/factor/ilu/ilu.c
PCSetFromOptions_LU in src/ksp/pc/impls/factor/lu/lu.c
PCSetFromOptions_FieldSplit in src/ksp/pc/impls/fieldsplit/fieldsplit.c
PCSetFromOptions_Galerkin in src/ksp/pc/impls/galerkin/galerkin.c
PCSetFromOptions_GAMG in src/ksp/pc/impls/gamg/gamg.c
PCSetFromOptions_GEO in src/ksp/pc/impls/gamg/geo.c
PCSetFromOptions_GASM in src/ksp/pc/impls/gasm/gasm.c
PCSetFromOptions_H2OPUS in src/ksp/pc/impls/h2opus/pch2opus.c
PCSetFromOptions_HMG in src/ksp/pc/impls/hmg/hmg.c
PCSetFromOptions_HPDDM in src/ksp/pc/impls/hpddm/pchpddm.cxx
PCSetFromOptions_HYPRE in src/ksp/pc/impls/hypre/hypre.c
PCSetFromOptions_PFMG in src/ksp/pc/impls/hypre/hypre.c
PCSetFromOptions_SysPFMG in src/ksp/pc/impls/hypre/hypre.c
PCSetFromOptions_SMG in src/ksp/pc/impls/hypre/hypre.c
PCSetFromOptions_Jacobi in src/ksp/pc/impls/jacobi/jacobi.c
PCSetFromOptions_Kaczmarz in src/ksp/pc/impls/kaczmarz/kaczmarz.c
PCSetFromOptions_KSP in src/ksp/pc/impls/ksp/pcksp.c
PCSetFromOptions_LMVM in src/ksp/pc/impls/lmvm/lmvmpc.c
PCSetFromOptions_LSC in src/ksp/pc/impls/lsc/lsc.c
PCSetFromOptions_MG in src/ksp/pc/impls/mg/mg.c
PCSetFromOptions_ML in src/ksp/pc/impls/ml/ml.c
PCSetFromOptions_MPI in src/ksp/pc/impls/mpi/pcmpi.c
PCSetFromOptions_PARMS in src/ksp/pc/impls/parms/parms.c
PCSetFromOptions_PATCH in src/ksp/pc/impls/patch/pcpatch.c
PCSetFromOptions_Redistribute in src/ksp/pc/impls/redistribute/redistribute.c
PCSetFromOptions_Redundant in src/ksp/pc/impls/redundant/redundant.c
PCSetFromOptions_ROWSCALINGVIENNACL in src/ksp/pc/impls/rowscalingviennacl/rowscalingviennacl.cxx
PCSetFromOptions_SAVIENNACL in src/ksp/pc/impls/saviennacl/saviennacl.cxx
PCSetFromOptions_SOR in src/ksp/pc/impls/sor/sor.c
PCSetFromOptions_SPAI in src/ksp/pc/impls/spai/ispai.c
PCSetFromOptions_SVD in src/ksp/pc/impls/svd/svd.c
PCSetFromOptions_Telescope in src/ksp/pc/impls/telescope/telescope.c
PCSetFromOptions_TFS in src/ksp/pc/impls/tfs/tfs.c
PCSetFromOptions_Exotic in src/ksp/pc/impls/wb/wb.c


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