PCShellSetApplyBA#
Sets routine to use as the preconditioner times the operator.
Synopsis#
#include "petscpc.h" 
PetscErrorCode PCShellSetApplyBA(PC pc, PetscErrorCode (*applyBA)(PC pc, PCSide side, Vec xin, Vec xout, Vec w))
Logically Collective
Input Parameters#
- pc - the preconditioner context 
- applyBA - the application-provided BA routine 
Calling sequence of applyBA#
- pc - the preconditioner 
- side - - PC_LEFT,- PC_RIGHT, or- PC_SYMMETRIC
- xin - input vector 
- xout - output vector 
- w - work vector 
Note#
You can get the PCSHELL context set with PCShellSetContext() using PCShellGetContext() if needed by applyBA.
See Also#
KSP: Linear System Solvers, PCSHELL, PCShellSetApplyRichardson(), PCShellSetSetUp(), PCShellSetApplyTranspose(), PCShellSetContext(), PCShellSetApply(), PCShellGetContext(), PCSide
Level#
intermediate
Location#
Implementations#
PCShellSetApplyBA_Shell(PC pc, PetscErrorCode (*applyBA)() in src/ksp/pc/impls/shell/shellpc.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages