PCGAMGSetCoarseGridLayoutType#

place coarse grids on processors with natural order (compact type)

Synopsis#

#include "petscpc.h" 
#include "petscksp.h" 
PetscErrorCode PCGAMGSetCoarseGridLayoutType(PC pc, PCGAMGLayoutType flg)

Collective

Input Parameters#

Options Database Key#

  • -pc_gamg_coarse_grid_layout_type - place the coarse grids with natural ordering

See Also#

PCGAMG, PCGAMGSetUseParallelCoarseGridSolve(), PCGAMGSetCpuPinCoarseGrids(), PCGAMGLayoutType, PCGAMG_LAYOUT_COMPACT, PCGAMG_LAYOUT_SPREAD

Level#

intermediate

Location#

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

Implementations#

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


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