PCHMGUseMatMAIJ#

Set a flag that indicates if or not to use MATMAIJ for the interpolation matrices for saving memory

Synopsis#

#include "petscpc.h" 
PetscErrorCode PCHMGUseMatMAIJ(PC pc, PetscBool usematmaij)

Logically Collective

Input Parameters#

pc - the PCHMG context
usematmaij - PETSC_TRUE (default) to use MATMAIJ for interpolations.

Options Database Key#

-pc_hmg_use_matmaij - <true | false >

See Also#

PCHMG, PCType, PCGAMG

Level#

beginner

Location#

src/ksp/pc/impls/hmg/hmg.c

Examples#

src/ksp/ksp/tutorials/ex4.c

Implementations#

PCHMGUseMatMAIJ_HMG in src/ksp/pc/impls/hmg/hmg.c

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