PCHMGSetReuseInterpolation#
Reuse the interpolation matrices in PCHMG
after changing the matrices numerical values
Synopsis#
#include "petscpc.h"
PetscErrorCode PCHMGSetReuseInterpolation(PC pc, PetscBool reuse)
Logically Collective
Input Parameters#
pc - the
PCHMG
contextreuse -
PETSC_TRUE
indicates thatPCHMG
will reuse the interpolations
Options Database Key#
-pc_hmg_reuse_interpolation <true | false> - Whether or not to reuse the interpolations. If true, it potentially save the compute time.
See Also#
KSP: Linear System Solvers, PCHMG
, PCGAMG
, PCHMGSetUseSubspaceCoarsening()
, PCHMGSetCoarseningComponent()
, PCHMGSetInnerPCType()
Level#
beginner
Location#
Examples#
Implementations#
PCHMGSetReuseInterpolation_HMG() in src/ksp/pc/impls/hmg/hmg.c
Index of all PC routines
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Index of all manual pages