petsc-3.6.1 2015-08-06
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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 on PC

Input Parameters

pc - the preconditioner context
applyBA - the application-provided BA routine

Calling sequence of apply

   PetscErrorCode applyBA (PC pc,Vec xin,Vec xout)

pc - the preconditioner, get the application context with PCShellGetContext()
xin - input vector
xout - output vector

Notes: the function MUST return an error code of 0 on success and nonzero on failure.

Keywords

PC, shell, set, apply, user-provided

See Also

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

Level:developer
Location:src/ksp/pc/impls/shell/shellpc.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages