PCGAMGSetType

Set the type of algorithm PCGAMG should use

Synopsis

#include "petscpc.h" 
#include "petscksp.h" 
PetscErrorCode PCGAMGSetType(PC pc, PCGAMGType type)

Collective

Input Parameters

• pc - the preconditioner context

• type - PCGAMGAGG, PCGAMGGEO, or PCGAMGCLASSICAL

Options Database Key

• -pc_gamg_type <agg,geo,classical> - type of algebraic multigrid to apply - only agg supported

See Also

KSP: Linear System Solvers, PCGAMGGetType(), PCGAMG, PCGAMGType

Level

intermediate

Location

src/ksp/pc/impls/gamg/gamg.c

Implementations

PCGAMGSetType_GAMG() in src/ksp/pc/impls/gamg/gamg.c

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