PCShellSetApplyBA#

Sets routine to use as preconditioner times operator.

Synopsis#

#include "petscpc.h" 
PetscErrorCode PCShellSetApplyBA(PC pc, PetscErrorCode (*applyBA)(PC, PCSide, Vec, Vec, Vec))

Logically Collective

Input Parameters#

  • pc - the preconditioner context

  • applyBA - the application-provided BA routine

Calling sequence of applyBA#

   PetscErrorCode applyBA (PC pc,Vec xin,Vec xout)
  • pc - the preconditioner, get the application context with PCShellGetContext()

  • xin - input vector

  • xout - output vector

Note#

The function MUST return an error code of 0 on success and nonzero on failure.

See Also#

PCSHELL, PCShellSetApplyRichardson(), PCShellSetSetUp(), PCShellSetApplyTranspose(), PCShellSetContext(), PCShellSetApply()

Level#

intermediate

Location#

src/ksp/pc/impls/shell/shellpc.c

Implementations#

PCShellSetApplyBA_Shell(PC pc, PetscErrorCode (*applyBA) in src/ksp/pc/impls/shell/shellpc.c


Edit on GitLab

Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages