PCBDDCSetDofsSplittingLocal#

Set the IS defining fields of the local subdomain matrix

Synopsis#

#include "petscpc.h" 
PetscErrorCode PCBDDCSetDofsSplittingLocal(PC pc, PetscInt n_is, IS ISForDofs[])

Collective

Input Parameters#

  • pc - the preconditioning context

  • n_is - number of index sets defining the fields, must be the same on all MPI processes

  • ISForDofs - array of IS describing the fields in local ordering

Note#

Not all nodes need to be listed: unlisted nodes will belong to the complement field.

See Also#

PCBDDC, PCBDDCSetDofsSplitting()

Level#

intermediate

Location#

src/ksp/pc/impls/bddc/bddc.c

Examples#

src/ksp/ksp/tutorials/ex59.c

Implementations#

PCBDDCSetDofsSplittingLocal_BDDC in src/ksp/pc/impls/bddc/bddc.c


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